CN116124373A - Leak detection equipment - Google Patents
Leak detection equipment Download PDFInfo
- Publication number
- CN116124373A CN116124373A CN202211711028.7A CN202211711028A CN116124373A CN 116124373 A CN116124373 A CN 116124373A CN 202211711028 A CN202211711028 A CN 202211711028A CN 116124373 A CN116124373 A CN 116124373A
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- CN
- China
- Prior art keywords
- product
- fixing part
- water tank
- clamping
- leak detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses leakage detection equipment, which comprises a water tank and a clamping mechanism arranged above the water tank; a first lifting mechanism for driving the clamping mechanism to dip into or lift out of the water tank is arranged on one side of the water tank; the clamping mechanism is provided with a product fixing part; an inflation channel is arranged in the product fixing part; and the inflation channel is connected with a pressure gauge for detecting the internal air pressure of the product. According to the leakage detection device, the product is inflated through the inflation channel, whether the internal pressure of the product meets the requirement is judged according to the display of the pressure gauge, the first lifting mechanism is adopted to drive the clamping mechanism to lift, so that the product clamped on the clamping mechanism is immersed in the water tank, whether the product has air leakage or not is observed, whether the product meets the air tightness requirement is judged, the structure is simple, the operation is convenient, meanwhile, the clamping mechanism and the product fixing part can meet the clamping of most types of products, and the universality of the device is improved.
Description
Technical Field
The invention relates to the technical field of leakage detection, in particular to leakage detection equipment.
Background
When some cylinder castings are produced, the air tightness of the parts is required to be high, the produced castings need to be detected by special air tightness detection equipment, and after the castings are qualified, the castings can flow into the next working procedure. However, the special air tightness detection equipment in the current market is high in cost and high in later maintenance cost, and meanwhile, due to special limitations, the application range of the special air tightness detection equipment is single, and products with different models cannot be detected.
Therefore, there is a need to design a leak detection apparatus to address the above-described issues.
Disclosure of Invention
The invention aims to solve the problems of high cost and single application range of leakage detection equipment in the prior art, and provides the leakage detection equipment.
The technical scheme of the invention is as follows: a leak detection device comprises a water tank and a clamping mechanism arranged above the water tank; a first lifting mechanism for driving the clamping mechanism to dip into or lift out of the water tank is arranged on one side of the water tank; the clamping mechanism is provided with a product fixing part; an inflation channel is arranged in the product fixing part; and the inflation channel is connected with a pressure gauge for detecting the internal air pressure of the product.
The clamping mechanism comprises a supporting plate and a bearing table arranged on the supporting plate; the product fixing part is arranged on the bearing table; clamping blocks are movably arranged on two sides of the product fixing part, and the two clamping blocks are respectively driven by two clamping block driving assemblies to be used for sealing openings on two sides of a product; the top of product fixed part is equipped with the hold-down mechanism who is used for compressing tightly the product on the product fixed part.
The pressing mechanism comprises a mounting plate arranged above the supporting plate and a second lifting mechanism arranged at the bottom of the mounting plate; and a pressing block is arranged at the moving end of the second lifting mechanism.
The clamping block is provided with an accommodating groove matched with the product on the end face opposite to the product, and a first sealing ring is arranged in the accommodating groove.
The clamping block driving assembly is a hydraulic cylinder.
The mounting plate is fixed on the backup pad through four dead levers that are the rectangle and distribute.
The second lifting mechanism is a second lifting hydraulic cylinder.
The first lifting mechanism comprises a mounting frame fixedly connected with the water tank and a first lifting hydraulic cylinder fixed on the mounting frame; the moving end of the first lifting hydraulic cylinder is fixedly connected with the clamping mechanism.
The edge of the product fixing part is provided with a second sealing ring.
By adopting the technical scheme, the invention has the following beneficial effects: (1) According to the leakage detection device, the product is inflated through the inflation channel, whether the internal pressure of the product meets the requirement is judged according to the display of the pressure gauge, the first lifting mechanism is adopted to drive the clamping mechanism to lift, so that the product clamped on the clamping mechanism is immersed in the water tank, whether the product has air leakage or not is observed, whether the product meets the air tightness requirement is judged, the structure is simple, the operation is convenient, meanwhile, the clamping mechanism and the product fixing part can meet the clamping of most types of products, and the universality of the device is improved.
(2) The clamping block is used for clamping the product, so that the clamping is more stable, and the clamping block is more convenient to process.
(3) The invention is provided with the pressing mechanism, can stably press the product on the bearing table, and ensures the tightness between the product and the bearing table.
(4) According to the invention, the accommodating groove is formed in the clamping block, and the first sealing ring is arranged in the accommodating groove so as to ensure the tightness between the clamping block and the product.
(5) The clamping block driving assembly adopts the hydraulic cylinder, so that the power is sufficient, and the response is quicker.
(6) The mounting plate is fixed on the supporting plate through the four rectangular fixing rods, so that the mounting plate is convenient to mount, the stroke of the pressing mechanism can be adjusted by adjusting the position of the mounting plate on the fixing rods according to the model of a test product, and the smooth test is ensured.
(7) The second lifting mechanism adopts the second lifting hydraulic cylinder, which is easy to install and control.
(8) The first lifting mechanism adopts the first lifting hydraulic cylinder, is consistent with the power source of the clamping mechanism, and is more convenient to control.
(9) According to the invention, the second sealing ring is arranged at the edge of the product fixing part, so that the tightness between the product and the product fixing part is further ensured.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Fig. 1 is a schematic structural view of the present invention.
The reference numerals in the drawings are:
the device comprises a water tank 1, a clamping mechanism 2, a supporting plate 2-1, a bearing table 2-2, a clamping block 2-3, a clamping block driving assembly 2-4, a first sealing ring 2-5, a first lifting mechanism 3, a mounting frame 3-1, a first lifting hydraulic cylinder 3-2, a product fixing part 4, a second sealing ring 4-1, an inflation channel 5, a pressing mechanism 6, a mounting plate 6-1, a second lifting mechanism 6-2, a pressing block 6-3 and a fixing rod 6-4.
Detailed Description
Example 1
Referring to fig. 1, a leak detection apparatus of the present embodiment includes a water tank 1 and a clamping mechanism 2 provided above the water tank 1; a first lifting mechanism 3 for driving the clamping mechanism 2 to dip into or lift out of the water tank 1 is arranged on one side of the water tank 1; the clamping mechanism 2 is provided with a product fixing part 4; an inflation channel 5 is arranged in the product fixing part 4; and the inflation channel 5 is connected with a pressure gauge for detecting the internal air pressure of the product.
Further, the clamping mechanism 2 comprises a supporting plate 2-1 and a bearing table 2-2 arranged on the supporting plate 2-1; the product fixing part 4 is arranged on the bearing table 2-2; in order to ensure the stability of clamping the product, two sides of the product fixing part 4 are movably arranged on the clamping blocks 2-3 on two sides of the supporting plate 2-1, and the two clamping blocks 2-3 are respectively driven by the two clamping block driving assemblies 2-4 to be respectively used for sealing openings on two sides of the product; the top of the product fixing part 4 is provided with a pressing mechanism 6 for pressing the product on the product fixing part 4 so as to ensure the tightness between the bottom of the product and the product fixing part 4.
Further, in order to simplify the structure of the pressing mechanism 6, the pressing mechanism 6 includes a mounting plate 6-1 disposed above the supporting plate 2-1 and a second lifting mechanism 6-2 disposed at the bottom of the mounting plate 6-1; the motion end of the second lifting mechanism 6-2 is provided with a pressing block 6-3.
Further, in order to ensure the tightness of the contact between the clamping block 2-3 and the product, an accommodating groove matched with the product is formed in the end face, opposite to the product, of the clamping block 2-3, and a first sealing ring 2-5 is arranged in the accommodating groove.
Further, the clamping block driving assembly 2-4 is a hydraulic cylinder for controlling the movement of the clamping block 2-3.
Further, in order to facilitate the installation of the pressing mechanism 6 and adjust the movement stroke of the pressing mechanism 6, the mounting plate 6-1 is fixed on the support plate 2-1 through four fixing rods 6-4 distributed in a rectangular shape.
Further, the second lifting mechanism 6-2 is a second lifting hydraulic cylinder, and is consistent with the power source of the clamping mechanism and the compressing mechanism 6, so that the control is more convenient.
Further, the first lifting mechanism 3 comprises a mounting frame 3-1 fixedly connected with the water tank 1 and a first lifting hydraulic cylinder 3-2 fixed on the mounting frame 3-1; the moving end of the first lifting hydraulic cylinder 3-2 is fixedly connected with the clamping mechanism 2.
Further, in order to ensure the tightness between the product and the product fixing portion 4, a second sealing ring 4-1 is provided at the edge of the product fixing portion 4.
The working procedure of this embodiment is: firstly, placing a product on a product fixing part 4, then clamping the product by two clamping blocks 2-3, then compacting the product by a compacting mechanism 6, then filling air into the product by an external air source through an air inlet channel, and after the pressure is expressed to a specified value, driving a clamping mechanism 2 to descend by a first lifting mechanism 3, immersing the product in water, and manually observing whether the air tightness of the product meets the requirement.
The leak hunting equipment of this embodiment is inflated inside the product through the passageway of aerifing 5, shows according to the manometer and judges whether the inside pressure of product satisfies the demand to thereby adopt the product immersion water tank 1 of first elevating system 3 drive fixture 2 lift on fixture 2, observe whether the product exists the condition of gas leakage, thereby judge whether the product satisfies the gas tightness demand, not only simple structure, convenient operation moreover, simultaneously, fixture 2 and product fixed part 4 can satisfy the centre gripping of the product of most models, thereby improved the commonality of equipment.
While the foregoing is directed to embodiments of the present invention, other and further details of the invention may be had by the present invention, it should be understood that the foregoing description is merely illustrative of the present invention and that no limitations are intended to the scope of the invention, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the invention.
Claims (9)
1. A leak detection apparatus, characterized in that: comprises a water tank (1) and a clamping mechanism (2) arranged above the water tank (1); a first lifting mechanism (3) for driving the clamping mechanism (2) to dip into or lift out of the water tank (1) is arranged on one side of the water tank (1); a product fixing part (4) is arranged on the clamping mechanism (2); an inflation channel (5) is arranged in the product fixing part (4); and the inflation channel (5) is connected with a pressure gauge for detecting the internal air pressure of the product.
2. A leak detection apparatus as defined in claim 1, wherein: the clamping mechanism (2) comprises a supporting plate (2-1) and a bearing table (2-2) arranged on the supporting plate (2-1); the product fixing part (4) is arranged on the bearing table (2-2); clamping blocks (2-3) are movably arranged on two sides of the supporting plate (2-1) on two sides of the product fixing part (4), and the two clamping blocks (2-3) are respectively driven by two clamping block driving assemblies (2-4) to be respectively used for sealing openings on two sides of a product; the top of the product fixing part (4) is provided with a pressing mechanism (6) for pressing the product on the product fixing part (4).
3. A leak detection apparatus as defined in claim 2, wherein: the compressing mechanism (6) comprises a mounting plate (6-1) arranged above the supporting plate (2-1) and a second lifting mechanism (6-2) arranged at the bottom of the mounting plate (6-1); the motion end of the second lifting mechanism (6-2) is provided with a pressing block (6-3).
4. A leak detection apparatus as defined in claim 2, wherein: and the end face, opposite to the product, of the clamping block (2-3) is provided with an accommodating groove matched with the product, and a first sealing ring (2-5) is arranged in the accommodating groove.
5. A leak detection apparatus as defined in claim 2, wherein: the clamping block driving assembly (2-4) is a hydraulic cylinder.
6. A leak detection apparatus as defined in claim 3, wherein: the mounting plate (6-1) is fixed on the supporting plate (2-1) through four fixing rods (6-4) which are distributed in a rectangular shape.
7. A leak detection apparatus as defined in claim 3, wherein: the second lifting mechanism (6-2) is a second lifting hydraulic cylinder.
8. A leak detection apparatus as defined in claim 1, wherein: the first lifting mechanism (3) comprises a mounting frame (3-1) fixedly connected with the water tank (1) and a first lifting hydraulic cylinder (3-2) fixed on the mounting frame (3-1); the moving end of the first lifting hydraulic cylinder (3-2) is fixedly connected with the clamping mechanism (2).
9. A leak detection apparatus as defined in claim 1, wherein: the edge of the product fixing part (4) is provided with a second sealing ring (4-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211711028.7A CN116124373A (en) | 2022-12-29 | 2022-12-29 | Leak detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211711028.7A CN116124373A (en) | 2022-12-29 | 2022-12-29 | Leak detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116124373A true CN116124373A (en) | 2023-05-16 |
Family
ID=86300224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211711028.7A Pending CN116124373A (en) | 2022-12-29 | 2022-12-29 | Leak detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116124373A (en) |
-
2022
- 2022-12-29 CN CN202211711028.7A patent/CN116124373A/en active Pending
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