CN220261824U - Injection mold water supply and drainage system - Google Patents
Injection mold water supply and drainage system Download PDFInfo
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- CN220261824U CN220261824U CN202321836701.XU CN202321836701U CN220261824U CN 220261824 U CN220261824 U CN 220261824U CN 202321836701 U CN202321836701 U CN 202321836701U CN 220261824 U CN220261824 U CN 220261824U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 413
- 238000002347 injection Methods 0.000 title claims abstract description 50
- 239000007924 injection Substances 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000001746 injection moulding Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The application discloses an injection mold water supply and drainage system, which relates to the technical field of injection mold drainage; the injection mold water supply and drainage system comprises a water inlet pipeline, a water supply pipeline, a first water return pipeline, a drainage pipeline and a drainage air pipe, wherein the water inlet pipeline is connected with a water supply port of the mold temperature machine, the water supply pipeline is connected with a water outlet of the mold temperature machine and a water inlet of the mold, the first water return pipeline is connected with a water return port of the mold and a water return port of the mold temperature machine, the drainage pipeline is connected with the first water return pipeline, the drainage air pipe is connected with the water supply pipeline, the first water return pipeline is provided with a first electromagnetic valve, and the drainage pipeline is provided with a second electromagnetic valve. Above-mentioned injection mold water supply and drainage system is applicable to the mould water supply and drainage of injection molding manufacturing link to replace traditional drainage mode of demolishing the water pipe with injection mold matched water supply and drainage system, it is more convenient to make the drainage, and work efficiency is higher, has avoided simultaneously demolishing the risk of scalding of water pipe, the risk of water refluence and the waste of water.
Description
Technical Field
The application relates to the technical field of injection mold drainage, in particular to an injection mold water supply and drainage system.
Background
In the production and manufacture of injection molded parts, water temperature regulation is typically employed to effect control of the mold temperature.
At present, most of mould temperature machines for adjusting water temperature in the market cannot automatically empty water in a mould, so that most injection molding production enterprises detach water pipes of the mould and empty waterways in the mould one by one. Such conventional operation mainly has the following problems: 1. when the temperature of the die is higher than 60 ℃, directly removing the die water pipe, wherein the risk of scalding is caused, potential safety hazard is caused, and if the die is operated after the die is cooled, more time is wasted (usually 0.2-0.5 hour is different); 2. when the water pipe is pulled out for draining, water can flow into a mould and a machine or cause irreversible damage, and the treated circulating water is wasted.
Disclosure of Invention
The purpose of this application is to provide an injection mold water supply and drainage system, is applicable to the mould water supply and drainage of injection molding manufacturing link to replace traditional drainage mode of demolishing the water pipe with injection mold matched water supply and drainage system, it is more convenient to make the drainage, and work efficiency is higher, has avoided simultaneously demolishing the scald risk of water pipe, the risk of water refluence and the waste of water.
To achieve the above object, the present application provides an injection mold water supply and drainage system, including:
the water inlet pipeline is provided with a first water inlet and a first water outlet, and the first water outlet is used for being connected with a water supply port of the mold temperature machine;
the water supply pipeline is provided with a second water inlet and a second water outlet, the second water inlet is used for being connected with the water outlet of the mold temperature machine, and the second water outlet is used for being connected with the water inlet of the mold;
the first water return pipeline is provided with a third water inlet and a third water outlet, the third water inlet is used for being connected with a water return port of the die, and the third water outlet is used for being connected with a water return port of the die temperature machine;
the drainage pipeline is provided with a fourth water outlet and is also connected with the first water return pipeline;
the drainage air pipe is provided with an air inlet and is also connected with the water supply pipeline;
the first water return pipeline is provided with a first electromagnetic valve, and the first electromagnetic valve is positioned between a connecting point of the drainage pipeline and the first water return pipeline and the third water outlet; the drainage pipeline is provided with a second electromagnetic valve, and the second electromagnetic valve is positioned between the connection point of the drainage pipeline and the first water return pipeline and the fourth water outlet.
In some embodiments, the injection mold water supply and drainage system further comprises a second water return pipeline, a fifth water outlet is further connected with the drainage pipeline, and a connection point of the drainage pipeline and the second water return pipeline is located between the fourth water outlet and the second electromagnetic valve.
In some embodiments, a first three-way pipe fitting is arranged at the connection part of the drainage pipeline and the first water return pipeline, a first end of the first three-way pipe fitting is led to the third water inlet, a second end of the first three-way pipe fitting is led to the first electromagnetic valve, and a third end of the first three-way pipe fitting is led to the drainage pipeline.
In some embodiments, a second three-way pipe fitting is arranged at the connection part of the drainage pipeline and the second water return pipeline, a first end of the second three-way pipe fitting is led to the second electromagnetic valve, a second end of the second three-way pipe fitting is led to the fourth water outlet, and a third end of the second three-way pipe fitting is led to the fifth water outlet.
In some embodiments, the water supply line is provided with a first one-way valve located between the connection point of the water drain pipe and the water supply line and the second water inlet, and the direction of the first one-way valve is from the second water inlet to the second water outlet.
In some embodiments, the second water return pipeline is provided with a second one-way valve, the second one-way valve is located between the connection point of the water drainage pipeline and the second water return pipeline and the fifth water outlet, and the direction of the second one-way valve is from the fifth water outlet to the water drainage pipeline.
In some embodiments, the injection mold water supply and drainage system further comprises a control device, wherein the control device is connected with the first electromagnetic valve, the second electromagnetic valve and the drainage air pipe, the control device is used for controlling the first electromagnetic valve to be opened and the second electromagnetic valve to be closed when water is automatically supplied, and the control device is used for controlling the first electromagnetic valve to be closed, the second electromagnetic valve to be opened and the drainage air pipe to supply air when water is automatically drained.
In some embodiments, the control device is provided with a timing module for enabling automatic draining after a preset time.
In some embodiments, the injection mold water supply and drainage system further comprises a box rack, and the water inlet pipeline, the water supply pipeline, the first water return pipeline, the water drain pipe, the second water return pipeline and the control device are mounted on the box rack.
In some embodiments, the first water inlet and the fourth water outlet are exposed to a lower portion of the first side of the tank frame, the first water outlet and the fifth water outlet are exposed to a lower portion of the second side of the tank frame, the second water inlet and the third water outlet are exposed to a middle portion of the second side of the tank frame, and the second water outlet and the third water inlet are exposed to a top end of the tank frame.
Compared with the background art, the injection mold water supply and drainage system provided by the application comprises a water inlet pipeline, a water supply pipeline, a first water return pipeline, a drainage pipeline and a drainage pipe; the water inlet pipeline is provided with a first water inlet and a first water outlet, and the first water outlet is used for being connected with a water supply port of the mold temperature machine; the water supply pipeline is provided with a second water inlet and a second water outlet, the second water inlet is used for being connected with the water outlet of the mold temperature machine, and the second water outlet is used for being connected with the water inlet of the mold; the first water return pipeline is provided with a third water inlet and a third water outlet, the third water inlet is used for being connected with a water return port of the die, and the third water outlet is used for being connected with a water return port of the die temperature machine; the drainage pipeline is provided with a fourth water outlet and is also connected with the first water return pipeline; the water drain pipe is provided with an air inlet and is also connected with a water supply pipeline; the first water return pipeline is provided with a first electromagnetic valve, and the first electromagnetic valve is positioned between a connecting point of the drainage pipeline and the first water return pipeline and the third water outlet; the drainage pipeline is provided with a second electromagnetic valve, and the second electromagnetic valve is positioned between the connection point of the drainage pipeline and the first water return pipeline and the fourth water outlet.
The injection mold water supply and drainage system is suitable for mold water supply and drainage of an injection molding part manufacturing link, replaces a traditional water drainage mode of removing a water pipe with the water supply and drainage system matched with the injection mold, enables water drainage to be more convenient and faster, has higher working efficiency, and simultaneously avoids scalding risks of removing the water pipe, risks of water backflow and waste of water.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings may be obtained according to the provided drawings without inventive effort to a person skilled in the art.
Fig. 1 is a forward block diagram of an injection mold water supply and drainage system provided in an embodiment of the present application;
fig. 2 is a back-to-back structure diagram of an injection mold water supply and drainage system provided in an embodiment of the present application;
fig. 3 is a water supply schematic diagram of the water supply and drainage system of the injection mold according to the embodiment of the present application;
fig. 4 is a drainage schematic diagram of an injection mold water supply and drainage system according to an embodiment of the present application.
Wherein:
1-water inlet pipeline, 2-water supply pipeline, 3-first water return pipeline, 4-water discharge pipeline, 5-water discharge pipe, 6-second water return pipeline, 7-first three-way pipe fitting, 8-second three-way pipe fitting, 9-control device, 10-box frame,
101-a first water inlet, 102-a first water outlet, 201-a second water inlet, 202-a second water outlet, 203-a first one-way valve, 301-a third water inlet, 302-a third water outlet, 303-a first electromagnetic valve, 401-a fourth water outlet, 402-a second electromagnetic valve, 501-an air inlet, 601-a fifth water outlet and 602-a second one-way valve.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In order to better understand the aspects of the present application, a further detailed description of the present application will be provided below with reference to the accompanying drawings and detailed description.
The utility model provides a water supply and drainage system of injection mold through replace the drainage mode that traditional demolishs the water pipe with the water supply and drainage system that matches with injection mold to solve scald, waste time, water refluence and extravagant problem to the problem that most mould temperature machine of adjusting temperature in the market can't realize the water evacuation in the mould in the background art.
Referring to fig. 1 and fig. 2, fig. 1 is a forward structure diagram of an injection mold water supply and drainage system provided in an embodiment of the present application, and fig. 2 is a reverse structure diagram of an injection mold water supply and drainage system provided in an embodiment of the present application.
The injection mold water supply and drainage system shown in fig. 1 and 2 is matched with a mold temperature machine and a mold, and mainly comprises a water inlet pipeline 1, a water supply pipeline 2, a first water return pipeline 3, a water drainage pipeline 4 and a water drainage pipe 5.
The water inlet pipeline 1 is provided with a first water inlet 101 and a first water outlet 102, the first water inlet 101 is used for injecting external warm water, and the first water outlet 102 is connected with a water supply port of the mold temperature machine and used for conveying normal-temperature water into the mold temperature machine to provide a medium for the mold temperature machine to work.
The water supply pipeline 2 is provided with a second water inlet 201 and a second water outlet 202, the second water inlet 201 is connected with a water outlet of the mold temperature machine for injecting high-temperature water obtained by heating the water by the mold temperature machine, and the second water outlet 202 is connected with a water inlet of the mold for feeding the high-temperature water into the mold and providing the mold with a medium with specified temperature, so that temperature control of an injection molding production link based on water temperature adjustment is realized.
The first water return pipeline 3 is provided with a third water inlet 301 and a third water outlet 302, the third water inlet 301 is connected with a water return port of the mould for injecting high-temperature water flowing in the mould, the third water outlet 302 is connected with a water return port of the mould temperature machine for re-feeding high-temperature water flowing out of the mould into the mould temperature machine, the mould temperature machine re-heats the backwater high-temperature water, the high-temperature water is re-fed into the mould by the water supply pipeline 2, and therefore the flow of the first water return pipeline 3 and the water supply pipeline 2 is repeated, and the internal circulation of water supply of the mould temperature machine is achieved.
The drain pipe 4 has a fourth water outlet 401, and the fourth water outlet 401 is used for discharging water to the outside, and the drain pipe 4 is also connected with the first water return pipe 3, so that the water of the first water return pipe 3 is discharged by the drain pipe 4 when draining.
The drain pipe 5 has an air inlet 501, the air inlet 501 being adapted to be connected to an external air supply device, and the drain pipe 5 is further adapted to be connected to the water supply line 2, so that the supplied air is fed into the water supply line 2 during draining, and the water in the mould is emptied.
The first water return pipeline 3 is provided with a first electromagnetic valve 303, and the first electromagnetic valve 303 is located between a connection point of the water discharge pipeline 4 and the first water return pipeline 3 and the third water outlet 302. The drain line 4 is provided with a second solenoid valve 402, the second solenoid valve 402 being located between the point of connection of the drain line 4 with the first return line 3 and the fourth water outlet 401.
It should be noted that the injection mold water supply and drainage system has two modes, in which the operation states of the first electromagnetic valve 303 and the second electromagnetic valve 402 are different.
Referring to fig. 3 and fig. 4, fig. 3 is a water supply schematic diagram of a water supply and drainage system of an injection mold according to an embodiment of the present application, and fig. 4 is a water drainage schematic diagram of a water supply and drainage system of an injection mold according to an embodiment of the present application
As shown in fig. 3, the water supply mode of the water supply and drain system of the injection mold is shown, where the first electromagnetic valve 303 is opened and the second electromagnetic valve 402 is closed. As can be seen from the direction of the arrow shown in the drawing, the normal temperature water is injected from the water inlet pipe 1 and fed into the mold temperature machine, the mold temperature machine heats to obtain high temperature water, the high temperature water is injected from the water supply pipe 2 and fed into the mold, the high temperature water flowing through the mold is injected into the first water return pipe 3, the high temperature water flowing through the mold does not flow into the water discharge pipe 4 because the second electromagnetic valve 402 is closed, the first electromagnetic valve 303 is opened, the high temperature water flowing through the mold flows back to the mold temperature machine again along the first water return pipe 3, the mold temperature machine realizes the internal circulation of the water supply, the heated high temperature water is injected from the water supply pipe 2 again and fed into the mold, and the above-mentioned flow is repeated.
As shown in fig. 4, the injection mold is in a drainage mode of the water supply and drainage system, the first solenoid valve 303 is closed, the second solenoid valve 402 is opened, and the drain pipe 5 supplies air. As can be seen from the direction of the arrow shown in the drawing, water-insoluble gas is injected from the water discharge pipe 5 and fed into the water supply pipe 2, the gas enters the mold along the water supply pipe 2 while evacuating the water in the water supply pipe 2 and the mold, and the water is discharged from the mold, since the first solenoid valve 303 is closed, the water discharged from the mold does not flow back to the mold temperature machine along the first water return pipe 3, and the second solenoid valve 402 is opened, so that the water discharged from the mold flows into the water discharge pipe 4 and finally is discharged along the water discharge pipe 4.
Based on the description of the structure and the process, the injection mold water supply and drainage system is suitable for mold water supply and drainage in an injection molding part manufacturing link, is high-temperature resistant, does not need to cool the mold, meets the requirement of safety by using a closed structure, circulates in the whole water supply and drainage process, avoids outflow of water, and saves circulating water.
This injection mold water supply and drainage system replaces traditional drainage mode of demolishing the water pipe with the water supply and drainage system that matches with injection mold, makes the drainage more convenient, and work efficiency is higher, has avoided simultaneously demolishing the risk of scalding of water pipe, the risk of water refluence and the waste of water.
With continued reference to fig. 1 and 2, in some embodiments, the injection mold water supply and drainage system further includes a second water return line 6.
In this embodiment, the second water return pipe 6 is connected to the water drain pipe 4, and the connection point of the water drain pipe 4 and the second water return pipe 6 is located between the fourth water outlet 401 and the second electromagnetic valve 402, and the second water return pipe 6 has a fifth water outlet 601, where the fifth water outlet 601 is connected to a normal temperature water return port of the mold temperature machine, so as to send normal temperature water into the mold temperature machine. The difference from the third water outlet 302 is that the third water outlet 302 is connected with a high-temperature water return port of the mold temperature machine.
In some embodiments, the junction of the drain line 4 and the first return line 3 is provided with a first three-way pipe 7, a first end of the first three-way pipe 7 leading to the third water inlet 301, a second end of the first three-way pipe 7 leading to the first solenoid valve 303, and a third end of the first three-way pipe 7 leading to the drain line 4.
In some embodiments, a second three-way pipe fitting 8 is arranged at the connection of the drainage pipe 4 and the second water return pipe 6, a first end of the second three-way pipe fitting 8 is led to the second electromagnetic valve 402, a second end of the second three-way pipe fitting 8 is led to the fourth water outlet 401, and a third end of the second three-way pipe fitting 8 is led to the fifth water outlet 601.
In some embodiments, the water supply line 2 is provided with a first one-way valve 203, the first one-way valve 203 is located between the connection point of the water discharge pipe 5 and the water supply line 2 and the second water inlet 201, the direction of the first one-way valve 203 is that the water flows from the second water inlet 201 to the second water outlet 202, and the water is prevented from flowing back to the second water inlet 201 through the first one-way valve 203.
In some embodiments, the second water return pipeline 6 is provided with a second one-way valve 602, the second one-way valve 602 is located between the connection point of the drain pipeline 4 and the second water return pipeline 6 and the fifth water outlet 601, the second one-way valve 602 is oriented to flow from the fifth water outlet 601 to the drain pipeline 4, and the second one-way valve 602 is used for preventing water from flowing backwards to the fifth water outlet 601, so that the use of all mold temperature machines can be compatible.
In a specific embodiment, the water supply and drainage system of the injection mold further comprises a control device 9, the control device 9 is connected with the first electromagnetic valve 303, the second electromagnetic valve 402 and the drainage air pipe 5, the control device 9 is used for controlling the first electromagnetic valve 303 to be opened and the second electromagnetic valve 402 to be closed during automatic water supply, and the control device 9 is used for controlling the first electromagnetic valve 303 to be closed, the second electromagnetic valve 402 to be opened and the drainage air pipe 5 to supply air during automatic water drainage.
Further, the control device 9 is provided with a timing module for realizing automatic drainage after a preset time. The control device 9 is a control panel for switching mechanism and time setting, can drain water by one key, and can automatically and automatically carry out pressure relief by matching with the system pressure according to the self-definition of the requirement.
In a specific embodiment, the water supply and drainage system of the injection mold further comprises a box frame 10, and the water inlet pipeline 1, the water supply pipeline 2, the first water return pipeline 3, the water drainage pipeline 4, the water drainage pipe 5, the second water return pipeline 6 and the control device 9 are arranged on the box frame 10.
Further, the first water inlet 101 and the fourth water outlet 401 are exposed at the lower part of the first side of the tank frame 10, such positions are convenient for connection with external water supply and drainage equipment, the first water outlet 102 and the fifth water outlet 601 are exposed at the lower part of the second side of the tank frame 10, such positions are convenient for connection with the normal temperature water supply port and the normal temperature water return port of the mold temperature machine, the second water inlet 201 and the third water outlet 302 are exposed at the middle part of the second side of the tank frame 10, such positions are convenient for connection with the high temperature water outlet and the high temperature water return port of the mold temperature machine, the second water outlet 202 and the third water inlet 301 are exposed at the top end of the tank frame 10, such positions are convenient for connection with the water inlet and the return port of the mold.
It should be noted that many of the components mentioned in this application are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art from technical manuals or by routine experimental methods.
It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The injection mold water supply and drainage system provided by the application is described in detail above. Specific examples are set forth herein to illustrate the principles and embodiments of the present application, and the description of the examples above is only intended to assist in understanding the methods of the present application and their core ideas. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.
Claims (10)
1. An injection mold water supply and drainage system, characterized by comprising:
the water inlet pipeline is provided with a first water inlet and a first water outlet, and the first water outlet is used for being connected with a water supply port of the mold temperature machine;
the water supply pipeline is provided with a second water inlet and a second water outlet, the second water inlet is used for being connected with the water outlet of the mold temperature machine, and the second water outlet is used for being connected with the water inlet of the mold;
the first water return pipeline is provided with a third water inlet and a third water outlet, the third water inlet is used for being connected with a water return port of the die, and the third water outlet is used for being connected with a water return port of the die temperature machine;
the drainage pipeline is provided with a fourth water outlet and is also connected with the first water return pipeline;
the drainage air pipe is provided with an air inlet and is also connected with the water supply pipeline;
the first water return pipeline is provided with a first electromagnetic valve, and the first electromagnetic valve is positioned between a connecting point of the drainage pipeline and the first water return pipeline and the third water outlet; the drainage pipeline is provided with a second electromagnetic valve, and the second electromagnetic valve is positioned between the connection point of the drainage pipeline and the first water return pipeline and the fourth water outlet.
2. The injection mold water supply and drainage system of claim 1, further comprising a second water return line having a fifth water outlet and further connected to the water drain line, wherein a point of connection of the water drain line to the second water return line is located between the fourth water outlet and the second solenoid valve.
3. The injection mold water supply and drainage system according to claim 2, wherein a first three-way pipe fitting is arranged at the joint of the water drainage pipeline and the first water return pipeline, a first end of the first three-way pipe fitting is led to the third water inlet, a second end of the first three-way pipe fitting is led to the first electromagnetic valve, and a third end of the first three-way pipe fitting is led to the water drainage pipeline.
4. The injection mold water supply and drainage system according to claim 3, wherein a second three-way pipe fitting is arranged at the joint of the water drainage pipeline and the second water return pipeline, a first end of the second three-way pipe fitting is led to the second electromagnetic valve, a second end of the second three-way pipe fitting is led to the fourth water outlet, and a third end of the second three-way pipe fitting is led to the fifth water outlet.
5. The injection mold water supply and drainage system according to any one of claims 1 to 4, wherein the water supply pipeline is provided with a first one-way valve, the first one-way valve is located between a connection point of the water drain pipe and the water supply pipeline and the second water inlet, and the direction of the first one-way valve is from the second water inlet to the second water outlet.
6. The injection mold water supply and drainage system according to any one of claims 2 to 4, wherein the second water return pipeline is provided with a second one-way valve, the second one-way valve is located between a connection point of the water drainage pipeline and the second water return pipeline and the fifth water outlet, and the second one-way valve is in a direction from the fifth water outlet to the water drainage pipeline.
7. The injection mold water supply and drainage system according to any one of claims 2 to 4, further comprising a control device connected to the first electromagnetic valve, the second electromagnetic valve and the water drain pipe, the control device being configured to control the first electromagnetic valve to be opened and the second electromagnetic valve to be closed when water is automatically supplied, and the control device being configured to control the first electromagnetic valve to be closed, the second electromagnetic valve to be opened and the water drain pipe to be supplied with air when water is automatically drained.
8. The injection mold water supply and drainage system according to claim 7, wherein the control device is provided with a timing module for realizing automatic drainage after a preset time.
9. The injection mold water supply and drainage system of claim 7, further comprising a tank frame, wherein the water inlet pipe, the water supply pipe, the first water return pipe, the water drain pipe, the second water return pipe, and the control device are mounted to the tank frame.
10. The injection mold water supply and drainage system of claim 9, wherein the first water inlet and the fourth water outlet are exposed at a lower portion of the first side of the tank frame, the first water outlet and the fifth water outlet are exposed at a lower portion of the second side of the tank frame, the second water inlet and the third water outlet are exposed at a middle portion of the second side of the tank frame, and the second water outlet and the third water inlet are exposed at a top end of the tank frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321836701.XU CN220261824U (en) | 2023-07-12 | 2023-07-12 | Injection mold water supply and drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321836701.XU CN220261824U (en) | 2023-07-12 | 2023-07-12 | Injection mold water supply and drainage system |
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| CN220261824U true CN220261824U (en) | 2023-12-29 |
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| CN202321836701.XU Active CN220261824U (en) | 2023-07-12 | 2023-07-12 | Injection mold water supply and drainage system |
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- 2023-07-12 CN CN202321836701.XU patent/CN220261824U/en active Active
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