CN220625628U - Product gas tightness detection device - Google Patents
Product gas tightness detection device Download PDFInfo
- Publication number
- CN220625628U CN220625628U CN202321215754.XU CN202321215754U CN220625628U CN 220625628 U CN220625628 U CN 220625628U CN 202321215754 U CN202321215754 U CN 202321215754U CN 220625628 U CN220625628 U CN 220625628U
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- China
- Prior art keywords
- water tank
- tray
- temperature control
- control water
- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract 2
- 238000005266 casting Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 6
- 239000004677 Nylon Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 229920001778 nylon Polymers 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000005340 laminated glass Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
A product air tightness detection device relates to a detection device. The bottom plate is provided with a temperature control water tank, a tray is arranged in the temperature control water tank, the lower end of the temperature control water tank is provided with a drainage system, and the upper part of the temperature control water tank is provided with a protective strip. The outer wall is connected with a plurality of hydraulic pumps, and every hydraulic pump piston rod is connected with corresponding connecting plate respectively, and every connecting plate is connected with corresponding connecting rod respectively, and every connecting rod all is connected with the tray. The pillar is fixed in the tray upper end, and the pillar upper end has the screw, and the screw outside has clamp plate and spring, and spring one end is supported and is leaned on the pillar, and the other end is supported and leans on the clamp plate. According to the utility model, the temperature of the test water is kept constant through the temperature control water tank, the operability of a tester is improved through the lifting mechanism and the pressing mechanism, meanwhile, the tray is made of nylon materials, and the protection mechanism is arranged, so that the collision injury of products is prevented, the detection of the air tightness of large-scale casting products is satisfied, and the detection and the determination of whether defects exist on the surface of the casting products and the positions where the defects occur are realized.
Description
Technical Field
The utility model relates to a detection device, in particular to a product air tightness detection device.
Background
For casting products which are processed in large quantities, such as casing products, such more complex castings often require that the air tightness of the blank be checked in a machining state, and if a leakage part occurs, the blank needs to be repaired in time so as to avoid the phenomenon of oil leakage in the use process.
When the larger casting products are subjected to the airtight test, the products cannot be observed at multiple angles in multiple directions due to equipment, so that leakage positions are easy to miss in the observation.
Such products generally require that the temperature of the medium water be maintained at 65 ℃ ± 5 ℃, that the normal equipment cannot ensure constant temperature heating conditions, and that the operability of the testers is low at such temperatures. The product is frequently damaged in a collision manner in the test process, so that the product is repaired or scrapped at a high rate.
Disclosure of Invention
In order to solve the problems in the background technology, the utility model provides a product air tightness detection device.
The utility model adopts the following technical scheme: a product air tightness detection device comprises a bottom plate, a temperature-controlled water tank and a tray; a temperature control water tank is arranged on the bottom plate, and a tray is placed in the temperature control water tank; the temperature control water tank is provided with a lifting mechanism which is connected with the tray; the lifting mechanism comprises hydraulic pumps, connecting plates and connecting rods, the outer wall of the temperature control water tank is fixedly connected with cylinder bodies of the hydraulic pumps, a piston rod of each hydraulic pump is fixedly connected with one end of a corresponding connecting plate, the other end of each connecting plate is fixedly connected with the upper end of a corresponding vertically arranged connecting rod, and the lower end of each connecting rod is fixedly connected with a tray; the tray is provided with a pressing mechanism; the compressing mechanism comprises a support column, a pressing plate, a screw and a spring; the support column is vertically fixed at the upper end of the tray, the upper end of the support column is screwed with a screw, the outer side of the screw is sleeved with a pressing plate and a spring, one end of the spring is propped against the support column, and the other end of the spring is propped against the pressing plate.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the temperature of the test water is kept constant through the temperature control water tank, the operability of a tester is improved through the lifting mechanism and the pressing mechanism, meanwhile, the tray is made of nylon materials, and the protection mechanism is arranged, so that the collision injury of products is prevented, the detection of the air tightness of large-scale casting products is satisfied, and the detection and the determination of whether defects exist on the surface of the casting products and the positions where the defects occur are realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a compression structure;
fig. 3 is a cross-sectional view of fig. 2.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are all within the protection scope of the present utility model.
A product air tightness detection device comprises a bottom plate 1, a temperature-controlled water tank 3 and a tray 7; the bottom plate 1 is provided with a temperature control water tank 3, and a tray 7 is placed in the temperature control water tank 3.
The temperature control water tank 3 is integrally formed by high-strength explosion-proof high-temperature-resistant 150 ℃ laminated glass and 304 stainless steel frames, the size of the tank body is 1760mm multiplied by 1140mm multiplied by 820mm, the temperature control water tank can be used for detecting larger products, the structure of the surrounding glass is convenient for injecting water in the test process, the omnidirectional observability of test equipment can be improved, a lamp strip is additionally arranged on the glass, the observability is improved, the stainless steel frames are adopted, and the stability of a test medium is ensured.
The lower end of the temperature-controlled water tank 3 is provided with a drainage system 4, which facilitates drainage, and the drainage system comprises a valve, a drainage pipe and the like, which are the prior art and are not described again.
The temperature control water tank 3 is provided with a lifting mechanism 5, and the lifting mechanism 5 is connected with a tray 7.
The lifting mechanism 5 comprises a hydraulic pump 501, a connecting plate 502 and a connecting rod 503, the outer wall of the temperature control water tank 3 is fixedly connected with the cylinder bodies of the hydraulic pumps 501 which are arranged in a plurality of vertical arrays, the piston rod of each hydraulic pump 501 is respectively fixedly connected with one end of the corresponding connecting plate 502, the other end of each connecting plate 502 is respectively fixedly connected with the upper end of the corresponding connecting rod 503 which is arranged vertically, and the lower end of each connecting rod 503 is fixedly connected with the tray 7.
The tray 7 is made of nylon material, so that collision injury of products can be prevented, and if an operator needs to adjust the placing position of the products in the test, the tray 7 can be lifted to be higher than the water surface through the lifting mechanism 5, so that the products can be adjusted.
The tray 7 is provided with a plurality of water permeable holes 10 penetrating through the thickness direction thereof, so that the water resistance in the lifting process is reduced.
The tray 7 is provided with a pressing mechanism 8, and the pressing mechanism 8 is used for pressing products and can prevent the products from moving in series under the action of buoyancy of water.
The pressing mechanism 8 comprises a support column 801, a pressing plate 802, a screw 803 and a spring 805; the support column 801 is vertically fixed at the upper end of the tray 7, a screw 803 is screwed at the upper end of the support column 801, a pressing plate 802 and a spring 805 are sleeved outside the screw 803, one end of the spring 805 abuts against the support column 801, the other end of the spring 805 abuts against the pressing plate 802, and a gasket 804 is arranged between the pressing plate 802 and the screw 803.
The upper portion of control by temperature change water tank 3 is equipped with protection strip 9, and protection strip 9 uses nylon material to protect, prevents that the product from colliding with the fish tail in the installation.
The experimenter tests on the bottom plate 1, firstly, water is injected into the temperature-controlled water tank 3, the heating temperature of the water is set in the control system 2 of the temperature-controlled water tank 3, the constant temperature is kept, after the heating pipe 6 of the temperature-controlled water tank 3 heats the water to the set temperature, the lifting mechanism 5 is used for lifting the tray 7 to be above a water level line, the product to be tested is placed on the tray 7, the product is fixed by using the pressing mechanism 8, and after the firmness is confirmed, the tray 7 is lowered to the product completely submerge in the water surface. And (3) injecting gas into an air inlet hole reserved in the product by using an air pump to the required pressure, opening a lamp belt on the glass, and observing whether bubbles are generated around the product. If observation dead angles exist in the test, the product can be lifted and lowered for multiple times, the position of the product is adjusted, and multiple times of observation are performed. After the test is completed, the water can be discharged through the drainage system 4. The air tightness test of the product can be realized through the steps.
The utility model seals the product, reserves a gas inlet hole to inject gas into the product, places the product in water, if bubbles are generated in the water, proves that the product has defects, and can directly find the specific positions of the defects by observing the positions of the bubbles. Thus, the operability of the test equipment is important for the accuracy of the test results.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides a product gas tightness detection device which characterized in that: comprises a bottom plate (1), a temperature-controlled water tank (3) and a tray (7); a temperature control water tank (3) is arranged on the bottom plate (1), and a tray (7) is arranged in the temperature control water tank (3); the temperature control water tank (3) is provided with a lifting mechanism (5), and the lifting mechanism (5) is connected with the tray (7); the lifting mechanism (5) comprises hydraulic pumps (501), connecting plates (502) and connecting rods (503), the outer wall of the temperature control water tank (3) is fixedly connected with cylinder bodies of the hydraulic pumps (501), piston rods of the hydraulic pumps (501) are respectively and fixedly connected with one ends of the corresponding connecting plates (502), the other ends of the connecting plates (502) are respectively and fixedly connected with the upper ends of the corresponding vertically arranged connecting rods (503), and the lower ends of the connecting rods (503) are respectively and fixedly connected with the tray (7); a pressing mechanism (8) is arranged on the tray (7); the pressing mechanism (8) comprises a support column (801), a pressing plate (802), a screw (803) and a spring (805); the support column (801) is vertically fixed at the upper end of the tray (7), a screw (803) is screwed at the upper end of the support column (801), a pressing plate (802) and a spring (805) are sleeved on the outer side of the screw (803), one end of the spring (805) abuts against the support column (801), and the other end of the spring (805) abuts against the pressing plate (802).
2. The product gas tightness detection device of claim 1 wherein: the lower end of the temperature control water tank (3) is provided with a drainage system (4).
3. A product gas tightness detection device according to claim 1 or 2, characterized in that: the tray (7) is provided with a plurality of water permeable holes (10).
4. A product gas tightness detection device according to claim 1 or 2, characterized in that: the upper part of the temperature control water tank (3) is provided with a protective strip (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321215754.XU CN220625628U (en) | 2023-05-18 | 2023-05-18 | Product gas tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321215754.XU CN220625628U (en) | 2023-05-18 | 2023-05-18 | Product gas tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220625628U true CN220625628U (en) | 2024-03-19 |
Family
ID=90218254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321215754.XU Active CN220625628U (en) | 2023-05-18 | 2023-05-18 | Product gas tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220625628U (en) |
-
2023
- 2023-05-18 CN CN202321215754.XU patent/CN220625628U/en active Active
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