CN214773469U

CN214773469U - Heating medium refrigerant circulating device of hot press

Info

Publication number: CN214773469U
Application number: CN202120161030.6U
Authority: CN
Inventors: 刘人生
Original assignee: Shenzhen Sunhat Laser Forming Technology Co ltd
Current assignee: Shenzhen Sunhat Laser Forming Technology Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-11-19
Anticipated expiration: 2031-01-20

Abstract

The utility model belongs to the technical field of the technique of hot press and specifically relates to a heat medium refrigerant circulating device of hot press is related to, including template and a plurality of connecting pipe, the template includes a plurality of unit boards, a plurality of hot runners have been seted up in the unit board, the one end of connecting pipe with the hot runner communicates with each other, be provided with the connection structure that control heat medium flows on the connecting pipe other end, the connecting pipe is connected with the circulating pipe through connection structure. The present application has the following effects: by matching the unit plates, the circulating pipe and the connecting pipe, workers can select the number of the unit plates to be heated according to the volume of the raw materials, so that heat loss is reduced, and energy consumption is reduced.

Description

Heating medium refrigerant circulating device of hot press

Technical Field

The application relates to the technical field of hot presses, in particular to a heating medium refrigerant circulating device of a hot press.

Background

The hot press is suitable for forming and processing polymers in the industries of rubber, plastics and the like, and because plastics and rubber have good deformation capacity after being heated, the hot press heats plastic or rubber raw materials and then presses and forms the raw materials.

At present, a hot press commonly used includes a frame, a pushing system, a heating circulation system, an upper mold plate and a lower mold plate, the upper mold plate is fixed on one side of the frame close to the ground, the pushing system is also fixed on the frame, the lower mold plate is fixed on the output end of the pushing system and is opposite to the upper mold plate, and the heating circulation system is communicated with the upper mold plate and the lower mold plate. Heating cycle system can heat cope match-plate pattern and lower bolster when using, puts plastics or rubber materials back on the lower bolster, and the raw materials will be heated, and the cope match-plate pattern motion will be under pushing system's promotion to the lower bolster this moment to the completion is to the hot briquetting of raw materials. The heating circulation system generally adopts water as a heat transfer medium, the heating circulation system comprises a plurality of circulating pipes and a heating device, a plurality of hot runners are respectively arranged on the upper template and the lower template, the hot runners are communicated with the circulating pipes through connecting pipes, the heat medium enters the hot runners through the circulating pipes and the connecting pipes to heat the upper template or the lower template, and a refrigerant after being heated returns to the circulating pipes through the connecting pipes to heat the heating device again, so that the circulation is completed.

The inventors of the above-mentioned related art consider that the following drawbacks exist: in actual course of working, if treat that the processing raw materials volume is less, then the shared template area is also less during hot pressing, nevertheless also heats monoblock template if carry out hot pressing to cause thermal a large amount of losses, and then increased the consumption of the energy.

SUMMERY OF THE UTILITY MODEL

In order to reduce the loss of heat to reduce the consumption to the energy, this application provides a heat medium refrigerant circulating device of hot press.

The application provides a heat medium refrigerant circulating device of hot press adopts following technical scheme:

the utility model provides a heat medium refrigerant circulating device of hot press, includes template and a plurality of connecting pipe, the template includes a plurality of unit boards, set up a plurality of hot runners in the unit board, the one end of connecting pipe with the hot runner communicates with each other, be provided with the connection structure that control heat medium flows on the connecting pipe other end, the connecting pipe is connected with the circulating pipe through connection structure.

By adopting the technical scheme, when the raw materials with small volume are required to be subjected to hot pressing, the unit plates can be heated by the cooperation of the hot runner, the connecting structure and the circulating pipe, and the unit plates with proper number can be selected by workers according to the volume of the raw materials to be heated, so that the heat loss is reduced, and the energy consumption is reduced.

Preferably, the hot runner is helical.

Through adopting above-mentioned technical scheme, the area of contact between heat medium and the cell board will be increased in the heliciform setting of hot runner to accelerated the speed that the heat is diffused to the cell board by the heat source, reduced the preheating time of cell board, and then improved machining efficiency.

Preferably, coupling assembling is including connecting valve, coupling nut and elastic component, connecting valve's one end is connected with the circulating pipe, coupling nut rotates to be connected and is served and be connected with connecting valve's the other end in the connecting pipe is kept away from unit board, elastic component sets up and serve and offset with coupling nut in one that connecting valve and connecting pipe are connected.

Through adopting above-mentioned technical scheme, the staff can come the control to the heating of cell board through the control connection valve to the realization is to the control of heating region, and coupling nut then can be connected the connecting pipe with connection valve, and elastic component then can make the coupling nut atress, and then has increased the pressure between the screw thread between coupling nut and the connection valve, has reduced the possibility that coupling nut drops under non-artificial effect, has ensured the stability between connecting pipe and the connection valve.

Preferably, the elastic component comprises a limiting ring and a spring, the limiting ring is sleeved on one end of the connecting valve, one end of the spring is fixed on one side, close to the connecting nut, of the limiting ring, and the other end of the spring is abutted to the connecting nut.

Through adopting above-mentioned technical scheme, after the spring is fixed on the spacing ring, the spacing ring can support and spacing for the spring, and the spring then can take place deformation when coupling nut is connected with the connection valve to coupling nut connects and the spring receives the extrusion and when deforming, the screw thread on the coupling nut will be inconsistent with the screw thread on the connection valve, has reduced the possibility that coupling nut drops under non-human effect, has ensured the stability between connecting pipe and the connection valve.

Preferably, one end of the spring, which is far away from the limiting ring, is further provided with a contact ring, and the contact ring is abutted against the connecting nut.

Through adopting above-mentioned technical scheme, the conflict ring will be inconsistent with coupling nut to the conflict ring will reduce coupling nut and connecting valve when being connected the spring and take place pivoted possibility along with coupling nut, and then has ensured the structural integrity of spring, has ensured the life of spring.

Preferably, the cover is equipped with the heat preservation on the outer circumference lateral wall of connecting pipe, still the cover is equipped with the protective layer outside the heat preservation.

Through adopting above-mentioned technical scheme, the heat that the setting of heat preservation will reduce the heat medium when the connecting pipe is lost to ensured the heating effect of heat medium to the cell board, reduced energy loss, the protective layer then can protect heat preservation and connecting pipe, reduced the cracked possibility of connecting pipe emergence when having ensured the heat preservation effect of heat preservation.

Preferably, a connecting sleeve is arranged at one end, far away from the circulating pipe, of the connecting pipe, and a connecting groove for embedding the connecting sleeve is formed in one side of the unit plate.

Through adopting above-mentioned technical scheme, the cooperation of adapter sleeve and spread groove will be for providing the connection effect between unit board and the connecting pipe to ensured the stability of being connected between unit board and the connecting pipe, reduced the possibility that the connecting pipe drops from the unit board, ensured the heating effect of heat medium to the unit board.

Preferably, a waterproof ring is further arranged on the groove bottom of the connecting groove, and a waterproof groove for embedding the waterproof ring is further formed in the groove bottom of the connecting groove.

Through adopting above-mentioned technical scheme, the cooperation of waterproof ring and capillary will reduce the possibility that the heat medium spills over from the spread groove to reduce thermal loss, and reduced and met water and break down the possibility because of hot press inner structure, ensured the normal use of hot press.

In summary, according to the present application, at least one of the following beneficial technical effects can be obtained:

1. by matching the unit plates, the circulating pipe and the connecting pipe, workers can select the number of the unit plates to be heated according to the volume of the raw materials, so that heat loss is reduced, and energy consumption is further reduced;

2. through setting up coupling assembling, improved overall structure's stability when accomplishing the control to heat medium flow direction.

Drawings

FIG. 1 is a schematic overall structure of the present application;

fig. 2 is an exploded view of the connection relationship between the split unit plate and the connection pipe, which is used for showing the hot runner and the connection structure.

Reference numerals: 100. a template; 101. a unit plate; 102. a hot runner; 110. a connecting pipe; 111. a heat-insulating layer; 112. a protective layer; 120. a circulation pipe; 130. connecting sleeves; 140. connecting grooves; 150. a waterproof groove; 160. a waterproof ring; 200. a connecting structure; 210. connecting a valve; 220. a connecting nut; 230. an elastic component; 240. a limiting ring; 250. a spring; 260. the contact ring.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, the present application discloses a heat medium refrigerant circulating device of a hot press, which can reduce heat loss, thereby reducing energy consumption. The hot air circulation heating device comprises a template 100 and a plurality of connecting pipes 110, wherein the template 100 comprises a plurality of unit plates 101, the unit plates 101 are spliced on a rack, a plurality of hot runners 102 are arranged in the unit plates 101, correspondingly, the two ends of the hot runners 102 are both connected with the connecting pipes 110, the other ends of the connecting pipes 110 are provided with connecting structures 200 for controlling the flow of a heating medium, and the connecting pipes 110 are connected with a circulating pipe 120 through the connecting structures 200, so that a worker can select the proper number of the unit plates 101 to heat according to the volume of raw materials, the heat loss is reduced, and the energy consumption is further reduced. In the embodiment, the hot runner 102 is spiral, so that the contact area between the heat medium and the unit plate 101 is increased, the speed of heat spreading from the heat source to the unit plate 101 is increased, the preheating time of the unit plate 101 is shortened, and the processing efficiency is improved.

Referring to fig. 1 and 2, correspondingly, in order to connect the connection pipe 110 with the unit plate 101, a connection sleeve 130 is fixed on one end of the connection pipe 110 away from the circulation pipe 120, a connection groove 140 for the connection sleeve 130 to be inserted is formed on one side wall of the unit plate 101, the hot runner 102 is communicated with the connection groove 140, in this embodiment, the connection sleeve 130 is made of metal, and the connection sleeve 130 is screwed into the connection groove 140, so that the connection stability of the connection pipe 110 with the unit plate 101 is ensured, and the possibility of the heat source overflowing from the connection groove 140 is reduced. In order to further reduce the possibility of heat source overflow, the bottom of the connecting groove 140 is further provided with a waterproof groove 150, and a waterproof ring 160 is embedded in the waterproof groove 150, in this embodiment, the waterproof ring 160 is made of heat-resistant rubber, when the connecting sleeve 130 is connected in the connecting groove 140, the waterproof ring 160 collides with the connecting sleeve 130 and deforms, so that the waterproof performance of the whole structure is further improved, and the possibility of heat source overflow is reduced.

Referring to fig. 1 and 2, in the present embodiment, the connection structure 200 includes a connection valve 210, a connection nut 220 and an elastic member 230, one end of the connection valve 210 communicates with the circulation pipe 120, and the connection nut 220 is rotatably connected to one end of the connection pipe 110 away from the unit plate 101 and is connected to the other end of the connection valve 210, so that a worker can control the circulation of the heating medium by controlling the opening and closing of the connection valve 210, thereby completing the heating control of the unit plate 101. The elastic component 230 is disposed on an outer side wall of one end of the connection valve 210 connected to the connection pipe 110, and the elastic component 230 and one side of the connection nut 220 far away from the connection pipe 110 are abutted, so that the elastic component 230 can stress the connection nut 220, thereby increasing pressure between the connection nut 220 and the connection valve 210, reducing the possibility that the connection nut 220 falls off under the non-artificial action, and ensuring stability between the connection pipe 110 and the connection valve 210.

Referring to fig. 1 and 2, in the present embodiment, the elastic component 230 includes a limiting ring 240 and a spring 250, the limiting ring 240 is sleeved on one end of the connection valve 210 connected to the connection pipe 110, the spring 250 is sleeved on an end of the connection valve 210, and one end of the spring 250 far from the connection pipe 110 is fixed on one side of the limiting ring 240 close to the connection nut 220, along with the connection of the connection nut 220 and the connection valve 210, the spring 250 is extruded and deformed, so that the end of the other end of the spring 250 is abutted against the connection nut 220, thereby increasing the pressure between threads between the connection nut 220 and the connection valve 210, and reducing the possibility that the connection nut 220 falls off under the non-artificial action.

Referring to fig. 1 and 2, in the connection process of the connection nut 220 and the connection valve 210, the connection nut 220 rotates, in order to reduce the possibility that the structure of the connection nut 220 is damaged due to the rotation of the spring 250, a contact ring 260 is further welded to one end of the spring 250, which is far away from the limit ring 240, the contact ring 260 is sleeved on the end portion of the connection valve 210, and the contact ring 260 abuts against the connection nut 220, so that the connection nut 220 rotates to generate sliding friction with the contact ring 260, the possibility that the spring 250 rotates along with the connection nut 220 is reduced, the structural integrity of the spring 250 is ensured, and the service life of the spring 250 is further ensured. Accordingly, lubricating oil may be dropped between the interference ring 260 and the coupling nut 220 to reduce the friction between the interference ring 260 and the coupling nut 220, further reducing the possibility that the spring 250 rotates with the coupling nut 220.

Referring to fig. 1 and 2, in order to reduce heat loss of the heat medium during transportation of the connection pipe 110, an insulation layer 111 is further sleeved on the outer circumferential side wall of the connection pipe 110, and in order to reduce the possibility that the insulation layer 111 and the connection pipe 110 are structurally damaged due to external environment or human factors, a protection layer 112 is further sleeved outside the insulation layer 111. In this embodiment, the heat insulating layer 111 is made of a polyurethane foam material to complete heat insulation of the connecting pipe 110, so as to reduce heat loss; the protective layer 112 is made of rubber, so that the connection pipe 110 and the insulating layer 111 are protected by using good deformation capability of rubber.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a heat medium refrigerant circulating device of hot press, includes template (100) and a plurality of connecting pipe (110), its characterized in that: template (100) includes a plurality of unit boards (101), a plurality of hot runners (102) have been seted up in unit board (101), the one end of connecting pipe (110) with hot runner (102) communicate with each other, be provided with connection structure (200) that control heat medium flows on connecting pipe (110) the other end, connecting pipe (110) are connected with circulating pipe (120) through connection structure (200).

2. A heating medium refrigerant circulating device of a hot press as claimed in claim 1, wherein: the hot runner (102) is helical.

3. A heating medium refrigerant circulating device of a hot press as claimed in claim 1, wherein: connection structure (200) are including connecting valve (210), coupling nut (220) and elastic component (230), the one end of connecting valve (210) is connected with circulating pipe (120), coupling nut (220) rotate to be connected on connecting pipe (110) keep away from one end of unit board (101) and be connected with the other end of connecting valve (210), elastic component (230) set up in connecting valve (210) and connecting pipe (110) be connected one end on and with coupling nut (220) inconsistent.

4. A heating medium refrigerant circulating device of a hot press as claimed in claim 3, wherein: elastic component (230) include spacing ring (240) and spring (250), spacing ring (240) cover is established on the one end of connecting valve (210), the one end of spring (250) is fixed on one side that spacing ring (240) are close to coupling nut (220), the other end and coupling nut (220) of spring (250) are inconsistent.

5. A heating medium refrigerant circulating device of a hot press as claimed in claim 4, wherein: the spring (250) is far away from one end of the limiting ring (240) and is further provided with a contact ring (260), and the contact ring (260) is in contact with the connecting nut (220).

6. A heating medium refrigerant circulating device of a hot press as claimed in claim 1, wherein: the heat-insulating layer (111) is sleeved on the outer circumferential side wall of the connecting pipe (110), and the protective layer (112) is further sleeved outside the heat-insulating layer (111).

7. A heating medium refrigerant circulating device of a hot press as claimed in claim 1, wherein: a connecting sleeve (130) is arranged at one end, far away from the circulating pipe (120), of the connecting pipe (110), and a connecting groove (140) for embedding the connecting sleeve (130) is formed in one side of the unit plate (101).

8. A heating medium refrigerant circulating device of a hot press as claimed in claim 7, wherein: a waterproof ring (160) is further arranged on the bottom of the connecting groove (140), and a waterproof groove (150) for embedding the waterproof ring (160) is further formed in the bottom of the connecting groove (140).