Breathable film pressure testing device

Abstract

The utility model discloses a breathable film pressure testing device, which comprises a product fixing assembly, an air source assembly connected into the product fixing assembly and used for regulating and controlling air flow and air flow pressure, and a product positioned on the product fixing assembly, the product fixing assembly comprises a fixing plate, a sealing block detachably arranged on the fixing plate and located with the fixing plate in an embedded mode and a rapid pressing clamp arranged on the side edge of the sealing block, through vent holes are formed in the side face and the top face of the sealing block, and the product comprises a shell and a breathable film embedded into the surface of the shell and bonded with the shell in a sealed mode. The upper end and the lower end of the shell are arranged in a penetrating mode through the breathable film, the bottom end of the shell is located at the top of the sealing block in a sealed mode and corresponds to one end of the vent hole, the other end of the vent hole is connected with the air source assembly, and the rapid pressing clamp is connected with the top of the shell in a pressing mode and avoids the breathable film. According to the utility model, accurate product positioning is realized, and air pressure testing is carried out on whether the installation position of the breathable film is firm.

Description

Technical Field

[0001] The utility model belongs to the technical field of pressure testing, and in particular relates to a breathable membrane pressure testing device. Background Art

[0002] The product manufacturing process includes breathable membrane assembly. After the product is produced, the breathable membrane needs to be pressure tested to verify the firmness of the breathable membrane adhesion. Since the product has a shell structure, the installation position of the breathable membrane needs to be adaptively positioned and tested. Therefore, a testing device that adapts to the breathable membrane pressure is required. Utility Model Content

[0003] The purpose of the utility model is to solve the above technical problems and provide a breathable membrane pressure testing device, so as to accurately locate the product and perform air pressure testing on whether the installation position of the breathable membrane is firm. In order to achieve the above purpose, the technical solution of the utility model is as follows:

[0004] A breathable membrane pressure testing device comprises a product fixing component, an air source component connected to the product fixing component for regulating air flow rate and airflow pressure, and a product positioned on the product fixing component; the product fixing component comprises a fixing plate, a sealing block detachably arranged on the fixing plate and engaged with the fixing plate, and a quick pressing clamp arranged on the side of the sealing block, the side and top surfaces of the sealing block are provided with continuous vents, the product comprises a shell, a breathable membrane embedded in the surface of the shell and sealed and bonded thereto, the upper and lower ends of the shell are arranged through the breathable membrane, the bottom end of the shell is seal-positioned on the top of the sealing block and corresponds to one end of the vent, the other end of the vent is connected to the air source component, and the quick pressing clamp crimps the top of the shell and avoids the breathable membrane.

[0005] Specifically, a positioning groove is provided on the top of the fixing plate, and the sealing block is embedded in the positioning groove and fixed to the bottom of the groove by bolts.

[0006] Specifically, a clamping ring is arranged on the top of the sealing block, and a clamping groove corresponding to the clamping ring is arranged on the bottom of the product, and the clamping ring and the clamping groove are correspondingly engaged and matched to form a sealed space.

[0007] Specifically, the breathable membrane is located above the vent hole, and the collar is located at the periphery of the vent hole.

[0008] Specifically, the air source assembly includes an air intake pipe, an air flow switch valve disposed on the air intake pipe, and an air flow pressure regulating valve disposed on the air intake pipe.

[0009] Specifically, one end of the air inlet pipe is connected to an external air source, and the other end of the air inlet pipe is connected to a vent hole located on a side of the sealing block.

[0010] Compared with the prior art, the beneficial effects of the breathable membrane pressure testing device of the utility model are mainly reflected in:

[0011] The overall testing device has a simple structure and low manufacturing cost, improves the positioning efficiency and stability of the product, can quickly test the installation of the breathable membrane on the product, and can observe whether the breathable membrane of the product is effective under the specified pressure by adjusting the air flow and air flow pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of a product fixing assembly according to an embodiment of the utility model;

[0013] Figure 2 This is a schematic diagram of the product structure in this embodiment;

[0014] Figure 3 This is a schematic diagram of the sealing block structure in this embodiment;

[0015] The numbers in the figure represent:

[0016] 1 product fixing assembly, 11 fixing plate, 12 sealing block, 13 vent hole, 14 positioning groove, 15 clamp ring, 3 product, 31 shell, 32 breathable membrane, 4 quick pressing pliers. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present utility model are clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0018] Example:

[0019] Reference Figure 1-3 As shown, this embodiment is a breathable membrane pressure testing device, comprising a product fixing component 1, an air source component connected to the product fixing component 1 for regulating air flow and air flow pressure, and a product 3 positioned on the product fixing component 1; the product fixing component 1 comprises a fixing plate 11, a sealing block 12 detachably arranged on the fixing plate 11 and engaged with the fixing plate 11, and a quick pressing clamp 4 arranged on the side of the sealing block 12, the side and top surfaces of the sealing block 12 are provided with continuous vents 13, the product 3 comprises a shell 31, a breathable membrane 32 embedded in the surface of the shell 31 and sealed and bonded thereto, the upper and lower ends of the shell 31 are arranged through the breathable membrane 32, the bottom end of the shell 31 is sealed and positioned at the top of the sealing block 12 and corresponds to one end of the vent 13, the other end of the vent 13 is connected to the air source component, and the quick pressing clamp 4 is crimped and positioned on the top of the shell 31 and is arranged to avoid the breathable membrane 32.

[0020] A positioning groove 14 is provided on the top of the fixing plate 11, and the sealing block 12 is embedded in the positioning groove 14 and fixed to the bottom of the groove by bolts. The sealing block 12 is partially in the positioning groove 14, so that the positioning height of the sealing block 12 is adapted to the quick pressing clamp 4, and the product 3 is positioned on the sealing block 12, ensuring that the quick pressing clamp 4 is accurately positioned on the surface of the product 3.

[0021] A clamping ring 15 is provided on the top of the sealing block 12, and a clamping groove corresponding to the clamping ring 15 is provided on the bottom of the product 3. The clamping ring 15 and the clamping groove are snap-fitted together to form a sealed space. The breathable membrane 32 is located above the vent 13, and the clamping ring 15 is located on the periphery of the vent 13, so that air from the vent 13 enters the breathable membrane 32. By setting a certain pressure of gas, the assembly firmness of the breathable membrane 32 is tested. Under a certain pressure, the breathable membrane 32 is not damaged, indicating that the breathable membrane 32 is firmly adhered.

[0022] The air source assembly includes an air intake pipe, an air flow switching valve arranged on the air intake pipe, and an air flow pressure regulating valve arranged on the air intake pipe; one end of the air intake pipe is connected to an external air source, and the other end of the air intake pipe is connected to the air vent 13 located on the side of the sealing block 12, thereby providing stable and controllable gas for the air pressure test.

[0023] When this embodiment is applied, the product 3 is positioned on the sealing block 12, the quick crimping pliers 4 crimp the product 3 to stabilize it on the sealing block 12, the air source component controls a certain flow and pressure of gas to the sealing block 12, and a permeability test is performed on the installation position of the breathable membrane 32 of the product 3 through the vent hole 13 to check the adhesion of the breathable membrane 32 and determine whether the adhesion of the breathable membrane 32 is firm.

[0024] The overall testing device in this embodiment has a simple structure and a low manufacturing cost, improves the positioning efficiency and stability of the product 3, can quickly test the installation status of the breathable membrane 32 on the product 3, and can adjust the air flow rate and air flow pressure to facilitate observation of whether the breathable membrane 32 of the product 3 is effective under the specified pressure.

[0025] In the description of this specification, the term "specific embodiment" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0026] Although the implementation methods disclosed in the utility model are as above, the above contents are only implementation methods adopted to facilitate the understanding of the utility model, and are not used to limit the utility model. Any technician in the field to which the utility model belongs can make any modifications and changes in the form and details of implementation without departing from the spirit and scope disclosed in the utility model, but the scope of patent protection of the utility model shall still be based on the scope defined in the attached claims.

Claims

1. Breathable membrane pressure testing device, characterized in that: It includes a product fixing component, an air source component connected to the product fixing component for regulating air flow and airflow pressure, and a product positioned on the product fixing component; the product fixing component includes a fixing plate, a sealing block detachably arranged on the fixing plate and embedded and positioned therewith, and a quick pressing clamp arranged on the side of the sealing block, the side and top surfaces of the sealing block are provided with connected vents, the product includes a shell, a breathable membrane embedded in the shell surface and sealed and bonded therewith, the upper and lower ends of the shell are through-set through the breathable membrane, the bottom end of the shell is seal-positioned on the top of the sealing block and corresponds to one end of the vent, the other end of the vent is connected to the air source component, and the quick pressing clamp crimps the top of the shell and avoids the breathable membrane.

2. The breathable membrane pressure testing device according to claim 1, characterized in that: A positioning groove is arranged on the top of the fixing plate, and the sealing block is embedded in the positioning groove and fixed to the bottom of the groove by bolts.

3. The breathable membrane pressure testing device according to claim 1, characterized in that: A clamping ring is arranged on the top of the sealing block, and a clamping groove corresponding to the clamping ring is arranged on the bottom of the product. The clamping ring and the clamping groove are correspondingly engaged and matched to form a sealed space.

4. The breathable membrane pressure testing device according to claim 3, characterized in that: The breathable membrane is located above the vent hole, and the collar is located at the periphery of the vent hole.

5. The breathable membrane pressure testing device according to claim 1, characterized in that: The air source component comprises an air intake pipe, an air flow switch valve arranged on the air intake pipe, and an air flow pressure regulating valve arranged on the air intake pipe.

6. The breathable membrane pressure testing device according to claim 5, characterized in that: One end of the air inlet pipe is connected to an external air source, and the other end of the air inlet pipe is connected to a vent hole located on the side of the sealing block.

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