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CN-121988207-A - Dosing device for sewage treatment

CN121988207ACN 121988207 ACN121988207 ACN 121988207ACN-121988207-A

Abstract

The invention discloses a dosing device for sewage treatment, which comprises a support, wherein a medicine storage barrel is arranged in the support, a support is detachably arranged at the top of the support through bolts, a metering pump is fixedly arranged at the top of the support, a transmission box is fixedly arranged at the top of the metering pump, a driving motor is fixedly arranged at the top of the transmission box, a stirring and sucking assembly penetrating into the medicine storage barrel is arranged on the support, the stirring and sucking assembly comprises a suction pipe which is rotatably arranged in the support through a bearing, and a spiral stirring blade of the stirring and sucking assembly can realize comprehensive stirring of medicine liquid in the medicine storage barrel in the rotating process, prevent the medicine liquid from precipitating and layering, actively push the medicine liquid to a suction hole through centripetal pushing action, and ensure uniform concentration of the extracted medicine liquid and improve dosing precision by matching with a bottom stirring and cleaning assembly.

Inventors

  • WU QINGQUAN
  • CHEN HAO
  • LI FEI

Assignees

  • 安徽环境智能科技有限公司

Dates

Publication Date
20260508
Application Date
20260402

Claims (7)

  1. 1. The utility model provides a dosing device for sewage treatment, including support (1), drug storage barrel (2) have been placed in support (1), support (3) have been passed through bolt demountable installation in the top of support (1), the top fixed mounting of support (3) has measuring pump (4), wherein, the top fixed mounting of measuring pump (4) has transmission case (5), the top fixed mounting of transmission case (5) has driving motor (6), install stirring suction subassembly (7) that run through in drug storage barrel (2) on support (3), stirring suction subassembly (7) are including rotating suction tube (71) that install in support (3) through the bearing, the bottom of suction tube (71) is run through in drug storage barrel (2) and fixedly connected with spiral stirring leaf (72), a plurality of suction holes (702) have been seted up in the outside of suction tube (71).
  2. 2. The administration device for sewage treatment according to claim 1, wherein the top of the holder (3) is fixedly connected with a sealing connection seat (74), the top of the suction tube (71) penetrates through the medicine storage barrel (2) and the holder (3) and is rotatably installed in the sealing connection seat (74), and the sealing connection seat (74) is communicated with the medicine inlet (42) of the metering pump (4).
  3. 3. The chemical dosing device for sewage treatment according to claim 2, wherein the inner side of the suction pipe (71) is slidably provided with a sealing sliding sleeve (75), a plurality of communication holes (701) corresponding to the suction holes (702) are formed in the outer side of the sealing sliding sleeve (75), a plurality of inclined sliding grooves (703) are uniformly formed in the top of the sealing sliding sleeve (75), the inclined sliding grooves (703) are obliquely arranged, sliding protrusions (704) which are matched with the inclined sliding grooves (703) in number are fixedly connected to the inner wall of the suction pipe (71) through bolts, the sliding protrusions (704) are respectively and slidably connected to the inclined sliding grooves (703), and a bottom stirring and cleaning assembly (73) penetrating through the suction pipe (71) is arranged at the bottom of the sealing sliding sleeve (75).
  4. 4. The chemical dosing device for sewage treatment according to claim 3, wherein the bottom stirring and cleaning assembly (73) comprises a connecting shaft (733) fixedly connected to the bottom of the sealing sliding sleeve (75), the bottom end of the connecting shaft (733) penetrates through the suction pipe (71) and is fixedly connected with a mounting seat (731), two stirring and cleaning blades (732) are fixedly connected to the outer side of the mounting seat (731), and an elastic sheet (77) is fixedly connected between the sealing sliding sleeve (75) and the inner wall of the bottom of the suction pipe (71).
  5. 5. The chemical dosing device for sewage treatment according to claim 1, wherein a power transmission assembly (8) is arranged in the transmission box (5), the power transmission assembly (8) comprises a transmission shaft (81) rotatably arranged between the transmission box (5) and the support (3), the transmission shaft (81) is connected with the transmission box (5) and the support (3) through a bearing, a driving gear (85) is fixedly connected to the bottom of the transmission shaft (81), a driven gear (86) is fixedly connected to the outer side of one end of the suction tube (71) between the support (3) and the chemical storage barrel (2), the driving gear (85) and the driven gear (86) are meshed with each other, the output end of the driving motor (6) is fixedly connected with a driving shaft (84) penetrating into the transmission box (5) through a coupler, a belt transmission assembly (82) is arranged between the transmission shaft (81) and the driving shaft (84), and a centrifugal clutch assembly (83) is arranged between the driving shaft (84) and a pump shaft (41) of the metering pump (4).
  6. 6. A sewage treatment administration device according to claim 5, wherein the belt transmission assembly (82) comprises two pulleys (821) fixedly connected to the transmission shaft (81) and the drive shaft (84), respectively, and a transmission belt (822) is drivingly connected between the two pulleys (821).
  7. 7. The chemical dosing device for sewage treatment according to claim 5, wherein the centrifugal clutch assembly (83) comprises a centrifugal seat (831) fixedly connected to the bottom of the driving shaft (84), a clutch friction disc (832) is fixedly connected to the top of the pump shaft (41), a plurality of centrifugal sliding grooves (802) are formed in the lower surface of the centrifugal seat (831), guide grooves (801) are formed in the inner wall of the top of the centrifugal sliding grooves (802), centrifugal sliding blocks (834) are slidably connected to the inside of the guide grooves (801), pushing blocks (836) are slidably connected to the inside of the centrifugal sliding grooves (802), a reset spring (835) is fixedly connected between the centrifugal sliding blocks (834) and the inner wall of the guide grooves (801), two rolling wheels (837) are fixedly connected to the bottom of the centrifugal sliding blocks (834), and one clutch disc (833) is fixedly connected to the bottom of the plurality of pushing blocks (836).

Description

Dosing device for sewage treatment Technical Field The invention relates to the technical field of sewage treatment, in particular to a dosing device for sewage treatment. Background In the sewage treatment process, the dosing link is the key for guaranteeing the treatment effect, and the precipitation, decomposition or neutralization of pollutants in the sewage can be realized by accurately dosing the medicament into the sewage, so that the aim of purifying the water quality is fulfilled. The existing sewage treatment dosing device on the market adopts a metering pump to directly extract the liquid medicine in a medicine storage barrel for dosing, but has the defects that firstly, the liquid medicine in the medicine storage barrel is easy to precipitate and delaminate, so that the concentration of the dosed medicine is uneven, the sewage treatment effect is affected, secondly, a metering pump suction port is easy to be blocked by sediment in the liquid medicine, the pumping load of the metering pump is increased, the service life of a pump body is shortened, frequent shutdown and cleaning are required, the dosing continuity is affected, thirdly, after the device is stopped, the liquid medicine precipitation plate is easy to block a pumping channel, and the problems of clamping stagnation, poor dosing and the like are easy to occur when the device is started again. Disclosure of Invention The invention aims to provide a dosing device for sewage treatment, which solves the problems in the prior art. The drug administration device for sewage treatment comprises a support, wherein a drug storage barrel is arranged in the support, a support is detachably arranged at the top of the support through bolts, a metering pump is fixedly arranged at the top of the support, a transmission box is fixedly arranged at the top of the metering pump, a driving motor is fixedly arranged at the top of the transmission box, a stirring and sucking assembly penetrating into the drug storage barrel is arranged on the support, the stirring and sucking assembly comprises a sucking pipe rotatably arranged in the support through a bearing, the bottom of the sucking pipe penetrates into the drug storage barrel and is fixedly connected with a spiral stirring blade, and a plurality of sucking holes are formed in the outer side of the sucking pipe. Preferably, the top fixedly connected with seal connection seat of support, the top of suction tube runs through medicine storage barrel and support and rotates to install in seal connection seat, seal connection seat and metering pump's medicine inlet intercommunication. Preferably, the inner side sliding of the suction pipe is provided with a sealing sliding sleeve and a filtering piece, a plurality of communication holes corresponding to the suction holes are formed in the outer side of the sealing sliding sleeve, a plurality of inclined sliding grooves are uniformly formed in the top of the sealing connecting seat, the inclined sliding grooves are arranged in an inclined mode, sliding protrusions matched with the number of the inclined sliding grooves in number are fixedly connected to the inner wall of the suction pipe through bolts, the sliding protrusions are respectively and slidably connected in the inclined sliding grooves, and a bottom stirring cleaning assembly penetrating through the suction pipe is arranged at the bottom of the sealing sliding sleeve. Preferably, the bottom stirring cleaning assembly comprises a connecting shaft fixedly connected to the bottom of the sealing sliding sleeve, the bottom end of the connecting shaft penetrates through the suction pipe and is fixedly connected with a mounting seat, two stirring cleaning blades are fixedly connected to the outer side of the mounting seat, and a spring plate is fixedly connected between the sealing sliding sleeve and the inner wall of the bottom of the suction pipe. Preferably, a power transmission assembly is arranged in the transmission box, the power transmission assembly comprises a transmission shaft which is rotatably arranged between the transmission box and the support, the transmission shaft is connected with the transmission box and the support through a bearing, a driving gear is fixedly connected to the bottom of the transmission shaft, a driven gear is fixedly connected to the outer side of one end of the suction pipe between the support and the medicine storage barrel, the driving gear and the driven gear are meshed with each other, and the output end of the driving motor is fixedly connected with a driving shaft which penetrates into the transmission box through a coupling. Preferably, the belt transmission assembly comprises two belt pulleys respectively fixedly connected to the transmission shaft and the driving shaft, and a transmission belt is in transmission connection between the two belt pulleys. Preferably, the centrifugal clutch assembly comprises a centrifugal seat fixedly connected to the bottom