CN215492236U - Air tightness detection device - Google Patents
Air tightness detection device Download PDFInfo
- Publication number
- CN215492236U CN215492236U CN202120487739.5U CN202120487739U CN215492236U CN 215492236 U CN215492236 U CN 215492236U CN 202120487739 U CN202120487739 U CN 202120487739U CN 215492236 U CN215492236 U CN 215492236U
- Authority
- CN
- China
- Prior art keywords
- blind hole
- base
- driving mechanism
- detection apparatus
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The application discloses gas tightness detection device. This gas tightness detection device includes: the driving mechanism, the sealing and pressing mechanism and the base are arranged; the driving mechanism is fixed on the base, the sealing and pressing mechanism is connected with the driving mechanism, the base is provided with a first blind hole and a second blind hole, and the first blind hole is communicated with the second blind hole; the first blind hole is used for positioning the head support, and the head support extends into the second blind hole; and the sealing and pressing mechanism is used for covering the second blind hole under the driving of the driving mechanism so as to prevent the detection gas from leaking out of the second blind hole. Through the mode, the detection efficiency and the accuracy of air tightness detection can be improved.
Description
Technical Field
The application relates to the technical field of electronic cigarettes, in particular to an air tightness detection device.
Background
The electronic cigarette has the appearance and taste similar to a cigarette, but generally does not contain tar, suspended particles and other harmful ingredients in the cigarette, greatly reduces harm to the body of a user, and thus, the electronic cigarette becomes a mature cigarette substitute in the market.
The electronic cigarette heats the tobacco tar through the heating component, and the generated smoke can be sucked out of the cigarette holder by a user; in the production and assembly process of the electronic cigarette, the head support and the like of the electronic cigarette need to be subjected to air tightness detection so as to ensure that the head support is airtight. It is known practice to manually suck air into the assembled head support by means of a mouth in order to check its airtightness. However, this method is inefficient and has poor accuracy.
SUMMERY OF THE UTILITY MODEL
The technical problem that this application mainly solved is how to improve detection efficiency and the precision that electron cigarette subassembly gas tightness detected.
In order to solve the technical problem, the application adopts a technical scheme that: provided is an air-tightness detecting device. This gas tightness detection device is used for detecting the head support of electron cigarette subassembly, and this gas tightness detection device includes: the driving mechanism, the sealing and pressing mechanism and the base are arranged; the driving mechanism is fixed on the base, the sealing and pressing mechanism is connected with the driving mechanism, the base is provided with a first blind hole and a second blind hole, and the first blind hole is communicated with the second blind hole; the first blind hole is used for positioning the head support, and the head support extends into the second blind hole; and the sealing and pressing mechanism is used for covering the second blind hole under the driving of the driving mechanism so as to prevent the detection gas from leaking out of the second blind hole.
Optionally, the first blind hole and the second blind hole are arranged vertically, and a middle portion of the first blind hole is communicated with a middle portion of the second blind hole. The processing, mounting and positioning processes can be simplified, and the stability of positioning the head support in the first blind hole can be improved.
Optionally, the surface of the pressing sealing mechanism for covering the second blind hole is provided with a pressing block, the pressing block is embedded in the second blind hole, and the side wall of the pressing block abuts against the side wall of the second blind hole. The structure can improve the sealing performance of the sealing mechanism to the second blind hole.
Optionally, the pressing mechanism is configured to be parallel to a surface of the base where the second blind hole is disposed near the surface of the second blind hole. The structure can improve the sealing performance of the sealing mechanism to the second blind hole.
Optionally, the diameter of the end, close to the pressing block, of the second blind hole is larger than that of the end, close to the first blind hole, of the second blind hole, so as to form a boss, and the pressing block is abutted to the boss. The structure can improve the sealing performance of the pressing block on the second blind hole.
Optionally, the boss is provided with at least two projections arranged at intervals, and the pressing block is abutted to the projections. The structure enables the pressing block to be pulled out of the second blind hole more easily, and further improves the air tightness detection efficiency.
Optionally, the projection of the surface of the pressing mechanism close to the second blind hole on the surface of the base provided with the second blind hole completely covers the second blind hole. Can directly cover the second blind hole with the surface that seals press mechanism and be close to the second blind hole, simple structure.
Optionally, the driving mechanism includes an air cylinder, a housing of the air cylinder is fixed on the base, and a push rod of the air cylinder is fixedly connected with the pressing mechanism. The driving mechanism is realized by adopting the air cylinder, the structure is simple, and the cost is low.
Optionally, the base includes a bottom plate and a positioning block which are fixedly connected, the housing of the cylinder and the positioning block are fixed on the bottom plate, and the first blind hole and the second blind hole are arranged on the positioning block. The structure ensures that the bottom plate does not need to be replaced when the positioning blocks with different through hole apertures are replaced, and the cost can be saved.
Optionally, the bottom plate is provided with a first surface, a second surface and a third surface, the first surface is arranged opposite to the second surface and the third surface, respectively, and the distance between the second surface and the first surface is smaller than the distance between the third surface and the first surface; the shell of the cylinder is fixed on the second surface of the bottom plate, and the positioning block is fixed on the third surface of the bottom plate. The bottom plate is in gradient arrangement, the height of the air cylinder (the height of a push rod of the air cylinder is larger than that of the positioning block) on the bottom plate can be reduced, and the size of the air tightness detection device can be reduced.
The beneficial effect of this application is: be different from prior art, this application gas tightness detection device is used for detecting electron cigarette subassembly's head support, and this gas tightness detection device includes: the driving mechanism, the sealing and pressing mechanism and the base are arranged; the driving mechanism is fixed on the base, the sealing and pressing mechanism is connected with the driving mechanism, the base is provided with a first blind hole and a second blind hole, and the first blind hole is communicated with the second blind hole; the first blind hole is used for positioning the head support, and the head support extends into the second blind hole; and the sealing and pressing mechanism is used for covering the second blind hole under the driving of the driving mechanism so as to prevent the detection gas from leaking out of the second blind hole. When the air tightness detection device performs air tightness detection, the second blind hole can be sealed through the sealing mechanism, so that the leakage of detection gas from the second blind hole is avoided, meanwhile, the driving force can be continuously output through the driving mechanism, so that the sealing mechanism can continuously seal the second blind hole, the problem that the sealing mechanism is separated from the second blind hole due to the increase of air pressure, so that the leakage of the detection gas is avoided, and the accuracy of the air tightness detection can be improved; in addition, the detection gas can be released through the second blind hole communicated with the first blind hole for positioning the head support of the electronic cigarette component after the detection is finished, so that the efficiency of replacing the head support can be improved; therefore, the air tightness detection device can realize air tightness detection of the electronic cigarette assembly head support, is simple to assemble, does not need manual air suction detection, and can improve the detection efficiency and accuracy of air tightness detection.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the air-tightness detecting device according to the present application;
FIG. 2 is a schematic perspective view of a positioning plate of a base in the air tightness testing device of the embodiment of FIG. 1;
FIG. 3 is a top view of the positioning plate of the embodiment of FIG. 2;
FIG. 4 is a side view of the positioning plate of the embodiment of FIG. 2;
FIG. 5 is another side view of the positioning plate of the embodiment of FIG. 2;
FIG. 6 is a schematic perspective view of a bottom plate of a base in the air tightness detecting device of the embodiment of FIG. 1;
FIG. 7 is a schematic top view of the base plate of the embodiment of FIG. 6;
FIG. 8 is a schematic side view of the base plate of the embodiment of FIG. 6;
FIG. 9 is another side view of the base plate of the embodiment of FIG. 6;
FIG. 10 is a schematic perspective view of a driving mechanism and a sealing mechanism in the air tightness detecting device of the embodiment of FIG. 1;
FIG. 11 is a schematic top view of the driving mechanism and the sealing mechanism of the embodiment shown in FIG. 1;
FIG. 12 is a schematic side view of the driving mechanism and the sealing mechanism of the embodiment of FIG. 1;
FIG. 13 is another side view of the driving mechanism and the sealing mechanism of the embodiment of FIG. 1.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first" and "second" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
The present application first proposes a gas tightness detection device, as shown in fig. 1 to 13, fig. 1 is a schematic structural diagram of an embodiment of the gas tightness detection device of the present application; FIG. 2 is a schematic perspective view of a positioning plate of a base in the air tightness testing device of the embodiment of FIG. 1; FIG. 3 is a top view of the positioning plate of the embodiment of FIG. 2; FIG. 4 is a side view of the positioning plate of the embodiment of FIG. 2; FIG. 5 is another side view of the positioning plate of the embodiment of FIG. 2; FIG. 6 is a schematic perspective view of a bottom plate of a base in the air tightness detecting device of the embodiment of FIG. 1; FIG. 7 is a schematic top view of the base plate of the embodiment of FIG. 6; FIG. 8 is a schematic side view of the base plate of the embodiment of FIG. 6; FIG. 9 is another side view of the base plate of the embodiment of FIG. 6; FIG. 10 is a schematic perspective view of a driving mechanism and a sealing mechanism in the air tightness detecting device of the embodiment of FIG. 1; FIG. 11 is a schematic top view of the driving mechanism and the sealing mechanism of the embodiment shown in FIG. 1; FIG. 12 is a schematic side view of the driving mechanism and the sealing mechanism of the embodiment of FIG. 1; FIG. 13 is another side view of the driving mechanism and the sealing mechanism of the embodiment of FIG. 1. The air tightness detecting device 10 of the present embodiment is used for detecting the air tightness of a head support 100 of an electronic cigarette assembly (not shown), and the air tightness detecting device 10 of the present embodiment includes a driving mechanism 20, a pressing mechanism 30 and a base 40; the driving mechanism 20 is fixed on the base 40, the pressing mechanism 30 is connected with the driving mechanism 20, the base 40 is provided with a first blind hole 411 and a second blind hole 412, and the first blind hole 411 is communicated with the second blind hole 412; the first blind hole 411 is used for positioning the head support 100, and the head support 100 extends into the second blind hole 412; the pressure sealing mechanism 30 is used for covering the second blind hole 412 under the driving of the driving mechanism 20 to prevent the detection gas from leaking out of the second blind hole 412.
In the preparation stage of the airtightness detection, the head support 100 is first positioned in the first blind hole 411, and the head support 100 is extended into the second blind hole 412; then, the driving mechanism 20 is arranged on the base 40, and the pressing mechanism 30 is connected with the driving mechanism 20; then, the driving mechanism 20 is controlled to work to drive the pressing mechanism 30 to approach the second blind hole 412, and the pressing mechanism 30 is covered on the second blind hole 412 to seal the second blind hole 412; finally, inputting the detection gas to the head support 100 from one end of the head support 100, which is far away from the first blind hole 411; during the detection process, the driving mechanism 20 continuously outputs the driving force, so that the sealing mechanism 30 continuously presses the base 40 to prevent the detection gas from leaking out of the second blind hole 412.
Different from the prior art, when the air tightness detecting device 10 of the present embodiment performs air tightness detection, the sealing mechanism 30 can seal the second blind hole 412 to prevent the detection gas from leaking out of the second blind hole 412, and the driving mechanism 20 can continuously output driving force to continuously seal the second blind hole 412 by the sealing mechanism 30, so that the problem that the detection gas leaks out due to separation of the sealing mechanism 30 from the second blind hole 412 due to increase of air pressure can be avoided, and therefore, the accuracy of the air tightness detection can be improved; in addition, in the embodiment, the second blind hole 412 which is communicated with the first blind hole 411 for positioning the head support 100 can release the detection gas after the detection is finished, so that the efficiency of replacing the head support 100 can be improved; therefore, the air tightness detection device 10 of the embodiment can realize air tightness detection of the electronic cigarette assembly head support, is simple to assemble, does not need manual air suction detection, and can improve the detection efficiency and accuracy of the air tightness detection.
Alternatively, as shown in fig. 2 to 5, the first blind hole 411 and the second blind hole 412 of the present embodiment are vertically disposed, and an intermediate portion of the first blind hole 411 communicates with an intermediate portion of the second blind hole 412.
The first blind hole 411 and the second blind hole 412 are vertically arranged, so that blind hole processing is facilitated on one hand, and the head support 100 is convenient to mount and position on the other hand; meanwhile, the middle part of the first blind hole 411 is communicated with the middle part of the second blind hole 412, so that one end, accommodated in the first blind hole 411, of the head support 100 can be lapped with the bottom of the first blind hole 411, and the stability of the head support 100 positioned in the first blind hole 411 can be improved.
Optionally, as shown in fig. 1 to fig. 5, a surface of the sealing mechanism 30 close to the second blind hole 412 is parallel to a surface of the base 40 where the second blind hole 412 is disposed, so that the sealing performance of the sealing mechanism 30 on the second blind hole 412 can be improved.
Optionally, as shown in fig. 1 to 5 and 13, the pressing block 310 is disposed on the surface of the pressing mechanism 30 covering the second blind hole 412, the pressing block 310 is embedded in the second blind hole 412, and the side wall of the pressing block 310 abuts against the side wall of the second blind hole 412, so as to improve the sealing performance of the pressing mechanism 30 on the second blind hole 412.
In another embodiment, the projection of the surface of the pressing mechanism close to the second blind hole on the surface of the base provided with the second blind hole completely covers the second blind hole, the surface of the pressing mechanism close to the second blind hole can directly cover the second blind hole, and the structure is simple.
Alternatively, as shown in fig. 1, 10 to 13, the driving mechanism 30 of the present embodiment includes an air cylinder (not shown), a housing (not shown) of the air cylinder is fixed on the base 40, and a push rod (not shown) of the air cylinder is fixedly connected to the pressing mechanism 30. In the embodiment, the driving mechanism 30 is realized by using the air cylinder, and the structure is simple and the cost is low.
In other embodiments, other types or configurations of drive mechanisms may be used.
Alternatively, as shown in fig. 1 to 9, the base 40 of the present embodiment includes a bottom plate 410 and a positioning block 420, which are fixedly connected, the housing of the cylinder and the positioning block 420 are fixed on the bottom plate 410, and the first blind hole 411 and the second blind hole 412 are disposed on the positioning block 420.
This structure makes it unnecessary to replace the base plate 410 when replacing the positioning block 420 having a different through-hole aperture, enabling cost savings.
Optionally, the bottom plate 410 of the present embodiment is provided with a first surface (not shown), a second surface (not shown), and a third surface (not shown), the first surface is disposed opposite to the second surface and the third surface, respectively, and a distance between the second surface and the first surface is smaller than a distance between the third surface and the first surface, that is, the bottom plate 410 is disposed in a gradient manner.
The housing of the cylinder is fixed on the second surface of the base plate 410, and the positioning block 420 is fixed on the third surface of the base plate 410.
The bottom plate 410 of the present embodiment is provided in a gradient manner, and the height of the air cylinder (the height of the push rod of the air cylinder is greater than the height of the positioning block 420) above the bottom plate 410 can be reduced, and the size of the airtightness detection apparatus 10 can be reduced.
Alternatively, as shown in fig. 1 to 5, the diameter of the second blind hole 412 near the end of the pressing block 310 is larger than the diameter of the second blind hole 412 near the end of the first blind hole 411 to form a boss 413, and the pressing block 310 abuts against the boss 413. This structure can improve the sealing performance of the pressing block 310 against the second blind hole 412.
Optionally, as shown in fig. 1 to 5, at least two protrusions 414 arranged at intervals are arranged on the boss 413 of the present embodiment, and the pressing block 310 abuts against the protrusions 414; this structure makes the pressing block 310 more easily pulled out of the second blind hole 412 (the pressure of the detection gas causes the pressing block 310 to be adsorbed in the second blind hole 412), thereby improving the efficiency of the gas tightness detection.
At least two projections 414 are uniformly disposed on the boss 413. The specific location and shape of the bump 414 is not limited.
Alternatively, as shown in fig. 2 to 9, the positioning block 420 is provided with a first mounting hole, and the bottom plate 410 is provided with a second mounting hole, and the first mounting hole is matched with the second mounting hole (a pin (not shown) may be embedded in the first mounting hole and the second mounting hole) to fix the positioning block 420 on the bottom plate 410.
Alternatively, as shown in fig. 2 to 9, the housing of the cylinder is provided with a third mounting hole, and the bottom plate 410 is provided with a fourth mounting hole, and the third mounting hole and the fourth mounting hole are matched (pins (not shown) can be embedded in the third mounting hole and the fourth mounting hole) to fix the cylinder on the bottom plate 410.
In other embodiments, other attachment structures may be used to attach the holes.
The bottom plate 410 of the present embodiment may be made of bakelite, and the corners thereof are chamfered; the positioning block 420 of the present embodiment may be made of rustproof die steel, and the corners thereof are chamfered; the pressing block 310 of the present embodiment may be made of at least one of euler gel a40, euler gel a45, or soft silicone.
Be different from prior art, this application gas tightness detection device is used for detecting electron cigarette subassembly's head support, and this gas tightness detection device includes: the driving mechanism, the sealing and pressing mechanism and the base are arranged; the driving mechanism is fixed on the base, the sealing and pressing mechanism is connected with the driving mechanism, the base is provided with a first blind hole and a second blind hole, and the first blind hole is communicated with the second blind hole; the first blind hole is used for positioning the head support, and the head support extends into the second blind hole; and the sealing and pressing mechanism is used for covering the second blind hole under the driving of the driving mechanism so as to prevent the detection gas from leaking out of the second blind hole. When the air tightness detection device performs air tightness detection, the second blind hole can be sealed through the sealing mechanism, so that the leakage of detection gas from the second blind hole is avoided, meanwhile, the driving force can be continuously output through the driving mechanism, so that the sealing mechanism can continuously seal the second blind hole, the problem that the sealing mechanism is separated from the second blind hole due to the increase of air pressure, so that the leakage of the detection gas is avoided, and the accuracy of the air tightness detection can be improved; in addition, the detection gas can be released through the second blind hole communicated with the first blind hole for positioning the head support of the electronic cigarette component after the detection is finished, so that the efficiency of replacing the head support can be improved; therefore, the air tightness detection device can realize air tightness detection of the electronic cigarette assembly head support, is simple to assemble, does not need manual air suction detection, and can improve the detection efficiency and accuracy of air tightness detection.
The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (10)
1. An air tightness detection device, characterized in that, is used for detecting the head support of electron cigarette subassembly, includes: the driving mechanism, the sealing and pressing mechanism and the base are arranged; the driving mechanism is fixed on the base, the sealing and pressing mechanism is connected with the driving mechanism, the base is provided with a first blind hole and a second blind hole, and the first blind hole is communicated with the second blind hole; the first blind hole is used for positioning the head support, and the head support extends into the second blind hole; the sealing and pressing mechanism is used for covering the second blind hole under the driving of the driving mechanism so as to prevent the detection gas from leaking out of the second blind hole.
2. The airtightness detection apparatus according to claim 1, wherein the first blind hole is disposed perpendicular to the second blind hole, and an intermediate portion of the first blind hole communicates with an intermediate portion of the second blind hole.
3. The airtightness detection apparatus according to claim 1, wherein a surface of the pressure sealing mechanism adjacent to the second blind hole is parallel to a surface of the base on which the second blind hole is provided.
4. The airtightness detection apparatus according to claim 3, wherein a pressing block is disposed on a surface of the pressure sealing mechanism, the surface being close to the second blind hole, the pressing block being embedded in the second blind hole, and a side wall of the pressing block abutting against a side wall of the second blind hole.
5. The airtightness detection apparatus according to claim 4, wherein the diameter of the second blind hole at an end close to the press block is larger than the diameter of the second blind hole at an end close to the first blind hole, so as to form a boss, and the press block abuts against the boss.
6. The airtightness detection apparatus according to claim 5, wherein the boss is provided with at least two projections arranged at an interval, and the pressing block abuts against the projections.
7. The airtightness detection apparatus according to claim 3, wherein a projection of a surface of the sealing mechanism close to the second blind hole on a surface of the base on which the second blind hole is provided completely covers the second blind hole.
8. The airtightness detection apparatus according to claim 1, wherein the driving mechanism includes an air cylinder, a housing of the air cylinder is fixed to the base, and a push rod of the air cylinder is fixedly connected to the pressure sealing mechanism.
9. The airtightness detection apparatus according to claim 8, wherein the base includes a bottom plate and a positioning block fixedly connected to the bottom plate, the housing of the cylinder and the positioning block are fixed to the bottom plate, the first blind hole and the second blind hole are disposed on the positioning block, and an axial direction of the second blind hole is parallel to a movement direction of a push rod of the cylinder.
10. The airtightness detection apparatus according to claim 9, wherein the bottom plate has a first surface, a second surface and a third surface, the first surface is disposed opposite to the second surface and the third surface, respectively, and a distance between the second surface and the first surface is smaller than a distance between the third surface and the first surface; the shell of the cylinder is fixed on the second surface, and the positioning block is fixed on the third surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120487739.5U CN215492236U (en) | 2021-03-05 | 2021-03-05 | Air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120487739.5U CN215492236U (en) | 2021-03-05 | 2021-03-05 | Air tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215492236U true CN215492236U (en) | 2022-01-11 |
Family
ID=79771812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120487739.5U Active CN215492236U (en) | 2021-03-05 | 2021-03-05 | Air tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215492236U (en) |
-
2021
- 2021-03-05 CN CN202120487739.5U patent/CN215492236U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108747516A (en) | A kind of computer casing processing clamping device | |
| CN108827399A (en) | A kind of two-in-one detection device | |
| CN215492236U (en) | Air tightness detection device | |
| CN111175529A (en) | In-vitro diagnosis analyzer, reagent card and mounting structure | |
| CN213989010U (en) | Sealing ring assembling device for battery cover plate | |
| CN206154336U (en) | Absorption device | |
| CN214667446U (en) | Air tightness detection device | |
| CN208696895U (en) | Clamping device is used in a kind of processing of computer casing | |
| CN115389109A (en) | Be applied to gas tightness detection device of electron cigarette | |
| CN107607478B (en) | Device for specially measuring number of electronic cigarette mouths | |
| CN209783848U (en) | Pressure pipe welding mouth detection device | |
| CN109080162A (en) | Hold-down mechanism is used in a kind of simple laminated type automobile push button installation | |
| CN211668703U (en) | Leak hunting clamp pipe device and pipe equipment of leaking hunting | |
| CN107806966A (en) | A kind of gas circuit bindiny mechanism for air tightness detection equipment | |
| CN214200525U (en) | Air tightness testing device | |
| CN210108271U (en) | Fluorescent diaphragm clamping device and fluorescent diaphragm test system | |
| CN220542378U (en) | Cylinder pressing assembly for air tightness test of heating cup | |
| CN211074232U (en) | A compact structure for glass puncher | |
| CN207540721U (en) | A kind of gas circuit bindiny mechanism for air tightness detection equipment | |
| CN201476935U (en) | Vacuum test mechanism | |
| CN217096486U (en) | Gas meter sealing cover assembling equipment | |
| CN214334979U (en) | Special glucometer of medical science health care | |
| CN215422832U (en) | Electron cigarette battery holder testing arrangement | |
| CN216351443U (en) | Lens assembling device | |
| CN213397592U (en) | Detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |