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CN-122008400-A - Concrete pipeline pouring production die capable of recovering hydration heat

CN122008400ACN 122008400 ACN122008400 ACN 122008400ACN-122008400-A

Abstract

The invention discloses a concrete pipeline pouring production die capable of recycling hydration heat, which relates to the technical field of concrete pipe forming dies, and aims at solving the problems that a large amount of water resources are required to be consumed in spraying and cooling, the cooling effect is uneven, micro cracks are generated in a concrete pipeline, and the forming effect is poor in the concrete pipeline pouring production die. According to the invention, hydration heat of concrete is taken away in an active heat exchange mode, so that internal temperature rise in the pipeline forming process is effectively controlled, internal-external temperature difference is reduced, microcracks caused by temperature stress are reduced, and compactness and durability of the concrete pipeline are improved.

Inventors

  • ZHU YUSHENG
  • ZHU HUAILIANG
  • LI MIAOMIAO

Assignees

  • 安徽晟力管道工程有限公司

Dates

Publication Date
20260512
Application Date
20260320

Claims (9)

  1. 1. The concrete pipeline pouring production die capable of recovering hydration heat comprises a base (1) and is characterized in that an inner die (2) is arranged at the top of the base (1), and the inner die (2) comprises a mounting pipe (201), a plurality of supporting rings (202) respectively welded on the annular outer wall of the mounting pipe (201) and a heat conducting pipe die (203) welded on the outer walls of the supporting rings (202); A heat exchange mechanism (3) is arranged in the heat conduction pipe die (203), and the heat exchange mechanism (3) comprises a plurality of heat exchange pipes (301), a plurality of upper connecting pipes (302) respectively welded on the outer walls of the top ends of the plurality of heat exchange pipes (301), a plurality of lower connecting pipes (303) respectively welded on the outer walls of the bottom ends of the plurality of heat exchange pipes (301) and a plurality of heat conduction sheets (304) respectively welded on the outer walls of the plurality of lower connecting pipes (303); A water storage component (4) is arranged in the mounting pipe (201), and the water storage component (4) comprises a water storage tank (401), a heat insulation plate (402) welded on the inner wall of the water storage tank (401) and a box cover (404) connected on the outer wall of the top of the water storage tank (401) through bolts; the two sides of the top of the base (1) are respectively provided with a forming mechanism (7), the forming mechanism (7) comprises a fixed seat (701) welded on the outer wall of the top of the base (1), two servo cylinders (702) connected to the outer wall of one side of the fixed seat (701) through bolts respectively, a connecting frame (703) connected to one end of a piston rod of the two servo cylinders (702) through bolts, an outer layer die (704) connected to the outer wall of one side of the connecting frame (703) through bolts respectively, and two baffles (705) connected to the inner walls of two ends of the outer layer die (704) through bolts respectively; A plurality of heat dissipation components (8) are arranged on the outer walls of the two outer layer molds (704), and each heat dissipation component (8) comprises a heat exchange plate (801) with an arc-shaped structure and a plurality of heat dissipation plates (802) with L-shaped structures; A pipeline fan (10) is arranged in the installation pipe (201).
  2. 2. The concrete pipeline pouring production die capable of recovering hydration heat according to claim 1, wherein a plurality of mounting grooves are formed in the outer walls of the supporting rings (202), the heat-conducting pipe die (203) is welded on the outer wall of the center of the top of the base (1), a plurality of air outlets are formed in the annular outer wall of the lower portion of the heat-conducting pipe die (203), a plurality of reinforcing plates are welded on the outer wall of the top of the base (1), and the reinforcing plates are welded on the outer wall of the lower portion of the heat-conducting pipe die (203) respectively.
  3. 3. The concrete pipeline casting production mold capable of recovering hydration heat according to claim 2, wherein the plurality of heat exchange pipes (301) are respectively adhered to the inner wall of the heat exchange pipe mold (203) through heat conducting gel, and the plurality of heat exchange pipes (301) are respectively inserted into the mounting grooves on the plurality of support rings (202).
  4. 4. The concrete pipeline casting production mold capable of recovering hydration heat according to claim 1, wherein three fixing plates (403) are welded on the inner wall of the mounting pipe (201), the water storage tank (401) is abutted on the outer walls of the three fixing plates (403), the water supplementing pipe (405) and the water draining pipe (406) are penetrated and welded on the outer wall of the box cover (404), and the lower part of the water draining pipe (406) extends to the lower part of the water storage tank (401).
  5. 5. The concrete pipeline casting production mold capable of recovering hydration heat according to claim 1, wherein one end of one heat exchange pipe (301) is welded with a return pipe (5), and one end of the return pipe (5) penetrates and is welded on the outer wall of the box cover (404).
  6. 6. The concrete pipeline casting production die capable of recovering hydration heat according to claim 1, wherein one end of one heat exchange pipe (301) is welded with a conveying pipe (6), one end of the conveying pipe (6) penetrates through and is welded on the outer wall of a box cover (404), and one end of the conveying pipe (6) located in a water storage tank (401) is connected with a circulating pump through a clamp.
  7. 7. The concrete pipeline pouring production die capable of recovering hydration heat according to claim 1, wherein two stabilizing plates are connected to one side outer wall of the fixing seat (701) through bolts, and the two stabilizing plates are connected to the top outer wall of the base (1) through bolts respectively.
  8. 8. The concrete pipeline casting production mold capable of recovering hydration heat according to claim 2, wherein the heat exchange plate (801) is welded on the outer wall of the outer mold (704), a plurality of heat dissipation plates (802) are respectively welded on the outer wall of the heat exchange plate (801), and the lower parts of the heat dissipation plates (802) penetrate through the air outlet and extend into the heat conduction pipe mold (203).
  9. 9. The concrete pipeline casting production mold capable of recovering hydration heat according to claim 1, wherein the mounting ring (9) is welded on the inner wall of the lower part of the mounting pipe (201), and the pipeline fan (10) is connected to the outer wall of the top of the mounting ring (9) through bolts.

Description

Concrete pipeline pouring production die capable of recovering hydration heat Technical Field The invention relates to the technical field of concrete pipe forming dies, in particular to a concrete pipeline pouring production die capable of recycling hydration heat. Background Concrete pipes, pipes made of concrete or reinforced concrete, are used for transporting fluids such as water, oil, gas, etc. The concrete pipe can be divided into a plain concrete pipe, a common reinforced concrete pipe, a self-stress reinforced concrete pipe and a prestressed concrete pipe, according to the difference of the inner diameters of the concrete pipes, the concrete pipe can be divided into a small-diameter pipe (with the inner diameter below 400 mm), a medium-diameter pipe (with the inner diameter above 400 mm) and a large-diameter pipe (with the inner diameter above 1400 mm), and according to the difference of the water pressure bearing capacity of the pipes, the concrete pipe can be divided into a low-pressure pipe and a pressure pipe, the working pressure of the pressure pipe is generally 0.4, 0.6, 0.8, 1.0, 1.2 megapascals and the like, the concrete pipe is compared with a steel pipe, and according to the difference of the joint types of the pipes, the concrete pipe can be divided into a plain pipe, a socket pipe and a tongue-and-groove pipe, the joint type of the joint is provided with a cement mortar plastering interface, a steel wire mesh cement mortar plastering interface, a cement mortar socket and a rubber ring socket, and the like. After the concrete pipeline is poured and formed, the internal cementing material (such as cement) and water undergo a severe exothermic reaction, namely hydration reaction, in the thick-wall component of the pipeline, hydration heat is rapid and is not easy to dissipate, high temperature is easily accumulated in the component, and the temperature difference between the inside and the outside is overlarge, so that the temperature stress is one of main reasons for causing microcracks to be generated in the concrete pipeline and reducing the durability and the impermeability of the concrete pipeline, at present, a spraying device is arranged outside a die for cooling or ice dust is doped in raw materials for counteracting heat in the hydration heat treatment in the pouring process, however, a large amount of water resources are required to be consumed in the spraying cooling, the cooling effect is uneven, the microcracks are generated in the concrete pipeline, and the forming effect is poor. Disclosure of Invention The invention provides a concrete pipeline pouring production die capable of recycling hydration heat, which solves the problems that a large amount of water resources are required to be consumed in spraying cooling and the cooling effect is uneven, so that micro cracks are generated in the concrete pipeline and the molding effect is poor in the prior art. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a recoverable hydration heat's concrete pipe pouring production mould, includes the base, the base top is equipped with the inlayer mould, the inlayer mould includes mounting tube, a plurality of welding respectively on the annular outer wall of mounting tube support ring and welds the heat pipe mould on a plurality of support ring outer wall, be equipped with heat transfer mechanism in the heat pipe mould, heat transfer mechanism includes a plurality of heat exchange tube, a plurality of respectively weld on the outer wall of a plurality of heat exchange tube top, a plurality of respectively weld the connecting pipe down on a plurality of heat exchange tube bottom outer wall and a plurality of respectively weld the conducting strip on a plurality of lower connecting pipe outer wall, be equipped with the retaining subassembly in the mounting tube, the retaining subassembly includes the retaining box, weld the heat insulating board on the retaining box inner wall and pass through bolted connection on the case lid on the outer wall of retaining box top, base top both sides all are equipped with forming mechanism, forming mechanism includes fixing base on the outer wall of base top, two respectively through bolted connection on the outer wall of fixing base one side servo cylinder, through bolted connection in the connecting frame of a plurality of servo cylinder piston rod one end, through the outer wall on the outer wall of connecting frame and two heat exchange tube bottom end respectively weld on a plurality of connecting pipe bottom connecting pipe outer wall, be equipped with the heat dissipation plate assembly through two heat dissipation plate, L. Preferably, a plurality of all open on the support ring outer wall has a plurality of mounting groove, the heat pipe die welds on the outer wall of base top center department, and opens on the annular outer wall of heat pipe die lower part has a plur