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CN-122006926-A - Novel replaceable vacuum bottle and preparation method of pressure-resistant material of novel replaceable vacuum bottle

CN122006926ACN 122006926 ACN122006926 ACN 122006926ACN-122006926-A

Abstract

The invention relates to a novel replacement vacuum bottle and a preparation method of pressure-resistant materials thereof, and aims to solve the technical problems that the existing similar products are difficult to realize automatic production and assembly, and particularly the corresponding parts lack of a conical cavity structural design for leading in pump core assembly. The main point is that the large ring of the replacement vacuum bottle is provided with an opening at the top and a downward protruding pump core cavity B is arranged in the center of an annular cavity A with a sunken protruding inside, the top cavity opening at the position of the pump core cavity B is lower than the top cavity opening at the annular cavity A at the outer side, the pump core assembly is fastened and fixed on the protruding edge ring of the outer diameter at the position of the pump body through a pump plug, the elastic fastening position is matched in place with the inner diameter elastic fastening position of the top orifice at the position of the central hole in the large ring, the fastening position is matched in place, the pump core cavity B below is tapered to reduce towards the bottom, the cylindrical outer diameter of the pump body below the pump plug is sleeved with the cylindrical inner wall at the bottom of the pump core cavity B, and the stepped outer diameter reduced at the bottom of the cylindrical outer diameter of the pump body is limited and sleeved with the stepped inner wall at the bottom of the pump core cavity B.

Inventors

  • LUO DENGJUN
  • HUANG JIANYI
  • HUANG YINGFENG
  • HUANG XINGYING
  • WU JIE
  • LI WEIZHEN

Assignees

  • 浙江正庄实业有限公司

Dates

Publication Date
20260512
Application Date
20260127

Claims (10)

  1. 1. The novel replacement vacuum bottle comprises a normal bottle and a replacement bottle, wherein an inner bottle (8) is arranged in an outer bottle (7) of the normal bottle, a large piston (9) is arranged in the inner bottle, a pump core assembly (3) is arranged at a central hole in the large ring while a bottle mouth of the inner bottle is sleeved with the large ring (5), an inner plug (4) is arranged at the inner diameter of a top ring opening of the large ring, and a fixing rib (501) of the outer diameter of the top ring opening of the large ring is in interference crossing and limit buckling position matching with a convex fixing lock catch (602) above a square lock catch (601) on the inner wall of a middle ring (6); the pump core assembly is buckled and fixed on an inner central hole of a large ring while a middle ring is connected with an outer bottle, a valve rod of the pump core assembly extends out of the inner plug inner diameter of a top orifice of the middle ring and then is sleeved into a head cap (2), a liquid inlet hole of the head cap is buckled with a liquid outlet hole of the valve rod, at least one side of the bottom of the inner bottle below a large piston is provided with an air hole, the pump core assembly is characterized in that the large ring (5) is provided with an open top and is internally sunken and raised, a pump core cavity B which is raised downwards is arranged at the center of an annular cavity A, the top cavity opening of the pump core cavity B is lower than the top cavity opening of the annular cavity A on the outer side, the pump core assembly (3) is buckled and fixed on an edge ring with the inner diameter of the top orifice of the inner central hole of the large ring through a pump plug (301), the buckling position is matched in place, the cylindrical outer diameter of the pump body below the pump core cavity B is reduced towards the bottom in a conical shape while the cylindrical outer diameter of the pump body below the pump core cavity B is matched with the cylindrical inner wall of the pump core cavity B, the cylindrical outer diameter of the pump body is limited on the step inner wall of the through hole of the bottom of the pump core cavity B, triangle reinforcing ribs (504) which are equidistantly arranged are arranged on the conical inner wall above the cylindrical inner wall of the pump core cavity.
  2. 2. The novel replaceable vacuum bottle according to claim 1, wherein the outer diameter of the step ring at the bottle mouth of the outer bottle (7) smaller than the diameter below is provided with a locking groove (701) symmetrically at least on two sides, the inner wall of the ring mouth at the bottom of the middle ring corresponding to the locking groove is provided with a raised square lock catch, the square lock catch of the middle ring is guided into the square lock catch of the middle ring through one end opening at the bottle mouth of the locking groove by the outer bottle, and meanwhile, the square lock catch of the middle ring (6) is slidably stopped at the other end along the L-shaped groove and is in interference crossing a stop hook (7011) limited at the edge of the notch at the tail end of the L-shaped groove.
  3. 3. The novel replacement vacuum bottle according to claim 2, wherein the top of the square lock catch (601) of the middle ring (6) is separated from a side end angle of the unscrewing, an inclined end angle is arranged, the bottom of the square lock catch which is obliquely symmetrical to the inclined end angle is locked and screwed into the other side end angle, a round chamfer is arranged, one side of a stop hook (7011) is obliquely communicated below an opening of a lock catch groove (701) of the outer bottle (7), the square lock catch of the middle ring is led into the opening of the lock catch groove of the outer bottle through the round chamfer, and the square lock catch of the middle ring is separated from the stop hook of the lock catch groove of the outer bottle through the inclined end angle and led out of the opening of the lock catch groove.
  4. 4. The novel replacement vacuum bottle according to claim 1, wherein a valve sleeve is arranged at a bottom pump hole in a pump body (302) of the pump core assembly (3), a small piston outer diameter at a valve needle is propped against the inner wall of the pump body, the valve needle is buckled with one end of a valve rod in the pump body, the other end of the valve rod extending out of the pump body and the pump plug (301) is sleeved with a liquid inlet hole at a head cap (2), an upper spring cavity is arranged at the outer diameter of the valve rod at the sleeved position, an upper spring cavity is arranged at the pump plug of the outer diameter of the valve rod below the lower spring cavity, springs are respectively propped against the upper spring cavity of the valve rod and the inner bottom of the lower spring cavity of the pump plug, and the springs are arranged at the outer diameter of the valve rod and the upper spring cavity of the sleeved valve rod and the lower spring cavity of the pump plug.
  5. 5. The novel replaceable vacuum bottle according to claim 1, wherein the raised ring rib (801) at the bottle mouth of the inner bottle (8) is sleeved into the ring groove fixed on the ring surface below the raised ring in the middle of the outer diameter of the large ring (5), and meanwhile, the sealing rib (502) of the outer diameter below the ring of the large ring is matched with the sealing groove buckling position below the inner diameter of the bottle mouth of the inner bottle.
  6. 6. The novel replacement vacuum bottle according to claim 1, wherein the top of the inner plug (4) is provided with an upper sleeve opening which is smaller than the outer diameter of the lower sleeve opening below and is convex, a convex limit ring (401) is arranged between the upper sleeve opening and the lower sleeve opening of the inner plug, the inner diameter of the top ring opening of the large ring (5) is provided with a sleeve groove (503), and the sleeve groove of the large ring is matched with the sleeve rib buckling position at the outer diameter of the lower sleeve opening of the inner plug.
  7. 7. The novel replacement vacuum bottle according to claim 1, wherein a replacement cover (10) is arranged on the outer diameter above the raised ring in the middle of the other large ring (5) of the replacement, and the other large ring, the other head cap (2), the pump core assembly (3), the inner plug (4), the inner bottle (8) and the large piston (9) form the replacement.
  8. 8. The preparation method of the novel pressure-resistant material for the replacement vacuum bottle, which is disclosed in claim 1, is characterized in that the large ring (5) is a pressure-resistant large ring, and the pressure-resistant material for the pressure-resistant large ring comprises the following components and compositions of 30-50 parts of epoxy resin, 20-30 parts of PET resin, 15-30 parts of curing agent, 10-20 parts of fluororubber, 5-15 parts of modified resin, 0.5-1.5 parts of antioxidant, 3-8 parts of plasticizer, 1-3 parts of compatilizer, 2-5 parts of dispersing agent, 5-15 parts of flame retardant, 1-3 parts of lubricant and 0.5-1.5 parts of modified graphene; the flame retardant is at least one of aluminum hydroxide and ammonium polyphosphate, the dispersing agent is at least one of laureth, cetyl polyoxyethylene ether, sodium dodecyl benzene sulfonate, betaine, alkyl glycoside and polyethylene glycol ether, the compatilizer is at least one of epoxy functionalized silane or maleic anhydride graft, the plasticizer is at least one of dioctyl adipate, dioctyl sebacate, dioctyl phthalate, polyethylene glycol, polytetramethylene ether glycol and epoxy compound, the antioxidant is at least one of antioxidant 1010, antioxidant 1076, antioxidant 164, antioxidant CA, antioxidant 168, DSTDP and DNP, the epoxy resin, the antioxidant, the plasticizer, the dispersing agent, the flame retardant, the lubricant and the modified graphene are uniformly mixed in a high-speed planetary stirrer at 50-60 ℃, the component A is obtained by vacuum defoaming, the curing agent is at least one of anhydride, methyltetrahydrofuran or methylhexahydrophthalic anhydride is obtained by uniformly mixing the curing agent with the compatilizer and the compatilizer to obtain the component B, and the component B is at least one of methyl tetrahydrophthalic anhydride or fluororubber, the modified resin is evenly mixed in an open mill or an internal mixer at the temperature of 240-260 ℃ near the melting point temperature of PET resin in advance, then is granulated or crushed to obtain a component C, the components A, B, C are fully and evenly mixed in a double-screw extruder or a high-speed mixer at the temperature of 60-80 ℃, and the mixed materials are transferred into a preheated die for compression molding.
  9. 9. The method for preparing the novel pressure-resistant material for replacing the vacuum bottle, which is characterized by comprising the following steps of S1, synthesizing a prepolymer, adding 50 parts of N, N-Dimethylformamide (DMF) as a solvent into a three-neck flask provided with a stirrer, a condenser and a nitrogen inlet pipe, sequentially adding 8 parts of acrylonitrile, 3 parts of 2-ethylhexyl acrylate and 2 parts of isobornyl acrylate, introducing nitrogen for protection, stirring and dissolving, heating to 70 ℃, adding 0.2 part of Azobisisobutyronitrile (AIBN), reacting for 3 hours at the temperature to obtain a viscous prepolymer solution, S2, carrying out copolymerization, cooling the prepolymer solution to 60 ℃, dropwise adding 50 parts of deionized water solution containing 25 parts of acrylamide into the prepolymer solution, adding 0.1 part of Azobisisobutyronitrile (AIBN), introducing nitrogen again to replace air, slowly heating to 78 ℃ for reacting for 5 hours at the temperature, S3, carrying out aftertreatment, cooling the reaction mixture to room temperature, pouring the mixture to be not less than 500 ℃, collecting the solid, washing the solid, namely, drying the solid, namely, the solid is washed by a light yellow, and the solid is washed by a vacuum, and the product is obtained after the filtration, the solid is dried, namely the product is washed by the three-phase of the dry product is dried by the dry product of the three-phase product, namely, the dry product is washed by the dry product and the dry product is washed by the dry product is washed by the dry product.
  10. 10. The method for preparing the novel pressure-resistant material for replacing the vacuum bottle, which is characterized by comprising the steps of adding 23mL and 98% of concentrated sulfuric acid into a 250mL flask under cooling and stirring of an ice water bath at 0-5 ℃, slowly adding 1g of natural flake 325-mesh graphite and 0.5g of sodium nitrate, keeping the temperature below 5 ℃, slowly adding 3g of potassium permanganate in batches within 1 hour under continuous stirring and cooling, controlling the temperature not to exceed 10 ℃, removing the ice bath, continuing stirring and reacting for 2 hours in a water bath at 35 ℃, slowly adding 50mL of deionized water, heating to 90 ℃ for reacting for 15 minutes, removing a heat source and cooling to 60 ℃, adding an appropriate amount of 3% concentration hydrogen peroxide until the solution turns to be bright yellow, stopping the reaction, repeatedly washing the product with 5% of diluted hydrochloric acid and deionized water after cooling to room temperature until the pH of the supernatant is neutral, and drying to obtain the modified graphene powder.

Description

Novel replaceable vacuum bottle and preparation method of pressure-resistant material of novel replaceable vacuum bottle Technical Field The invention relates to a vacuum bottle, in particular to a novel replacement vacuum bottle and a preparation method of a pressure-resistant material thereof. Background The vacuum bottle is a container capable of isolating gas from external temperature or isolating external bacteria, and is commercially available and consists of a cylinder-shaped ellipsoid container and a piston arranged at the bottom. Some vacuum bottles in the current market adopt an inner bottle structure and an outer bottle structure, wherein the inner bottle has a replacement function, as disclosed in Chinese patent literature, application publication No. 202411987164.8 and application publication No. 2025.04.08 are provided, the invention name of the double-thread anti-static polymer replacement vacuum bottle and a preparation method thereof is as follows, and other vacuum bottles with non-replacement structure are designed as disclosed in Chinese patent literature, as disclosed in application No. 201911395112.0 and application publication No. 2020.05.05, the invention name of the antibacterial polymer strong-pressure single-layer vacuum bottle and a preparation method of materials thereof are provided, but when the pump cores are assembled with corresponding large rings or middle rings, the product and the like are difficult to realize automatic production assembly due to poor structural design, and particularly, the design of a conical cavity structure for leading the pump cores to be assembled in the corresponding parts is lacked. Disclosure of Invention In order to overcome the defects, the invention aims to provide a novel replacement vacuum bottle and a preparation method of pressure-resistant materials thereof for solving the technical problems that the structural design of the existing similar products is poor, the automatic production and assembly are difficult to realize, particularly the conical cavity structural design for leading in the assembly of a pump core in the corresponding parts is lack, and the material production process needs to be improved. The aim is achieved by the following technical scheme. A novel replacement vacuum bottle comprises a positive bottle and a replacement bottle, wherein an inner bottle is arranged in an outer bottle which is positively arranged, a large piston is arranged in the inner bottle, a lock catch groove is symmetrically arranged on at least two sides of the outer diameter of a step ring with the diameter smaller than that of the lower part at the bottle mouth of the outer bottle, a pump core assembly is arranged at the inner wall of the middle ring, an inner plug is arranged on the inner diameter of the top ring opening of the large ring, a fixing rib of the outer diameter of the top ring opening of the large ring is matched with a convex fixing lock catch above a square lock catch of the inner wall of the middle ring in an interference manner beyond and limiting the buckling position, the pump core assembly is fastened and fixed in the inner center hole of the large ring, a valve rod assembled by the pump core is sleeved into a head cap after extending out of the inner plug inner diameter of the top opening of the middle ring, at least two sides of the outer ring opening of the pump core assembly are symmetrically provided with lock catch grooves, convex square lock catches are arranged on the inner wall of the bottom ring opening of the middle ring corresponding to the lock catch grooves, the square lock catch of the outer bottle is guided into the square lock catch of the middle ring through one end opening of the lock catch groove at the lock catch groove, the square lock catch of the middle ring is simultaneously slidingly stopped on the other end along the L-shaped groove and is stopped on the other end beyond the convex fixing lock catch above the L end, and the convex lock catch is stopped on at least one side of the liquid inlet hole of the valve rod. The pump core assembly is fixed on the protruding edge ring of the outer diameter of the pump body through the buckling of the pump plug and is matched with the elastic buckling position of the inner diameter of the top orifice of the central hole of the large ring, the buckling position is matched in place, the pump core cavity B below the pump plug is in taper shape, and simultaneously, the cylindrical outer diameter of the pump body below the pump plug is sleeved with the cylindrical inner wall of the bottom of the pump core cavity B, the limiting sleeve of the stepped outer diameter of the cylindrical outer diameter bottom of the pump body is sleeved on the stepped inner wall of the bottom of the pump core cavity B, and the triangular reinforcing ribs are arranged on the tapered inner wall above the cylindrical inner wall of the pump core cavity. Therefore, the structure is convenient f