CN109724756A - A kind of airtightness novel detection device - Google Patents
A kind of airtightness novel detection device Download PDFInfo
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- CN109724756A CN109724756A CN201711033254.3A CN201711033254A CN109724756A CN 109724756 A CN109724756 A CN 109724756A CN 201711033254 A CN201711033254 A CN 201711033254A CN 109724756 A CN109724756 A CN 109724756A
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- mounting blocks
- fixed plate
- hollow mounting
- airtightness
- fixed
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Abstract
The invention discloses a kind of airtightness novel detection devices, including pedestal, L-shaped fixed plate is welded at the top of the pedestal, and the side of L-shaped fixed plate is fixed with driving motor, the output shaft of the driving motor is fixed with first pulley, and first pulley is connected with the second belt wheel by synchronous belt, one end of second belt wheel is fixed with the threaded rod with L-shaped fixed plate rotation connection, and the outside screw of threaded rod is socketed with the L shape movable plate above base top.The present invention is by charger, gas-guide tube, hollow mounting blocks, spring, label pipe, air pressure sensing main body and display is isostructural is used cooperatively, the airtight performance of shut-off valve can not only be detected, and detection data is able to carry out comparison, detection performance is good, simultaneously, the spring of setting can accelerate air pressure change speed, detected without waiting for the very long time, improve detection efficiency.
Description
Technical field
The present invention relates to valve detection technical field more particularly to a kind of airtightness novel detection devices.
Background technique
In general, all types of pipeline valves are required to be sealed performance before factory and be detected, accomplish that product is high-quality
Amount, zero-fault, once because, in construction, construction personnel not will do it detection usually, will not be special after the unqualified factory of product
Door is equipped with corresponding equipment and is detected, therefore it is required that manufacturing enterprise just can be carried out detection before factory, it is ensured that product it is airtight
Property is good.
Currently, the sealing performance detection related patents of valve have CN102426080A, a kind of valves leakage inspection is disclosed
Tooling is surveyed, is the air-tightness for judge by observation air gauge valve, for the valve of slight gas leakage, air pressure change speed
Degree is slow, and air gauge number reaction speed is slow, and variation is small, needs that long time is waited to be detected, detection efficiency is not high, effect
It is bad, the demand of batch production is not adapted to.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the novel detection of a kind of airtightness proposed
Device.
To achieve the goals above, present invention employs following technical solutions:
A kind of airtightness novel detection device, including pedestal are welded with L-shaped fixed plate at the top of the pedestal, and L shape is solid
The side of fixed board is fixed with driving motor, and the output shaft of the driving motor is fixed with first pulley, and first pulley passes through together
Step band connection has the second belt wheel, and one end of second belt wheel is fixed with the threaded rod with L-shaped fixed plate rotation connection, and screw thread
The outside screw of bar is socketed with the L shape movable plate above base top, the L-shaped fixed plate and L shape movable plate it is opposite
Side is respectively and fixedly provided with hollow mounting blocks, and is equipped with connecting flange closing between hollow mounting blocks and is socketed in cutting on the inside of hollow mounting blocks
Only valve is respectively and fixedly provided with fixed ring on the inside of the hollow mounting blocks, and sealing ring is equipped between fixed ring and shut-off valve, it is described in
It is fixed with the label pipe being connected to inside hollow mounting blocks at the top of empty mounting blocks, and marks to manage and be arranged close to L-shaped fixed plate.
Preferably, the inside sliding sleeve of the label pipe is connected to sliding block, and spring is fixed at the top of sliding block, and spring is remote
One end from sliding block is fixedly connected with the inner wall of spring.
Preferably, the L shape movable plate is equipped with pilot hole close to one end of pedestal, and sliding sleeve is connected to and spiral shell in pilot hole
The parallel guide rod of rasp bar, and guide rod is fixedly connected close to one end of L-shaped fixed plate with L-shaped fixed plate.
Preferably, the L shape movable plate is fixed with charger, and charger far from the side of corresponding hollow mounting blocks
Gas outlet connection and the gas-guide tube of corresponding hollow mounting blocks inside connection.
Preferably, the hollow mounting blocks are fixed with air pressure sensing main body close to the side inner wall of L-shaped fixed plate, and hollow
The outside of mounting blocks is equipped with the display connecting with air pressure sensing main body.
Preferably, the label pipe is made of transparent material, and the outside of pipe is marked to be equipped with graduation mark along its length.
The present invention has the beneficial effect that:
1, pass through driving motor, first pulley, the second belt wheel, threaded rod, L-shaped fixed plate, L shape movable plate and hollow installation
Block is isostructural to be used cooperatively, and is used not only for fixing different size of shut-off valve, while sealing ring can be by shut-off valve
It is closed at connecting flange, is convenient for airtightness test, using flexible.
2, pass through the knots such as charger, gas-guide tube, hollow mounting blocks, spring, label pipe, air pressure sensing main body and display
Structure is used cooperatively, and can not only be detected to the airtight performance of shut-off valve, and detection data is able to carry out comparison, detection property
Can be good, meanwhile, the spring of setting can accelerate air pressure change speed, detected without waiting for the very long time, improve inspection
Survey efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of airtightness novel detection device proposed by the present invention；
Fig. 2 is a kind of hollow mounting blocks schematic diagram of internal structure of airtightness novel detection device proposed by the present invention.
In figure: 1 pedestal, 2L shape fixed plate, 3L shape movable plate, 4 driving motors, 5 first pulleys, 6 second belt wheels, 7 screw threads
Bar, 8 guide rods, 9 chargers, 10 gas-guide tubes, 11 shut-off valves, 12 label pipes, 13 sliding blocks, 14 springs, 15 hollow mounting blocks, 16
Fixed ring, 17 sealing rings, 18 air pressure sensing main bodys.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of airtightness novel detection device, including pedestal 1, the top of pedestal 1 are welded with L-shaped fixed plate
2, and the side of L-shaped fixed plate 2 is fixed with driving motor 4, the output shaft of driving motor 4 is fixed with first pulley 5, and first band
Wheel 5 is connected with the second belt wheel 6 by synchronous belt, and one end of the second belt wheel 6 is fixed with the screw thread being rotatablely connected with L-shaped fixed plate 2
Bar 7, and the outside screw of threaded rod 7 is socketed with the L shape movable plate 3 positioned at 1 over top of pedestal, L-shaped fixed plate 2 and L shape are living
The opposite side of movable plate 3 is respectively and fixedly provided with hollow mounting blocks 15, and is equipped with connecting flange closing between hollow mounting blocks 15 and is socketed in
The shut-off valve 11 of empty 15 inside of mounting blocks, the inside of hollow mounting blocks 15 are respectively and fixedly provided with fixed ring 16, and fixed ring 16 and cut-off
Sealing ring 17 is equipped between valve 11, the top of hollow mounting blocks 15 is fixed with the label pipe being connected to inside hollow mounting blocks 15
12, and pipe 12 is marked to be arranged close to L-shaped fixed plate 2, the inside sliding sleeve of label pipe 12 is connected to sliding block 13, and the top of sliding block 13
It is fixed with spring 14, and the one end of spring 14 far from sliding block 13 is fixedly connected with the inner wall of spring 14, L shape movable plate 3 is the bottom of close to
One end of seat 1 is equipped with pilot hole, and sliding sleeve is connected to the guide rod 8 parallel with threaded rod 7 in pilot hole, and guide rod 8 is close to L
One end of shape fixed plate 2 is fixedly connected with L-shaped fixed plate 2, and L shape movable plate 3 is fixed far from the side of corresponding hollow mounting blocks 15
Have a charger 9, and charger 9 gas outlet connection with the gas-guide tube 10 that is connected to inside corresponding hollow mounting blocks 15, it is hollow
Mounting blocks 15 are fixed with air pressure sensing main body 18 close to the side inner wall of L-shaped fixed plate 2, and the outside of hollow mounting blocks 15 is equipped with
The display connecting with air pressure sensing main body 18, label pipe 12 is made of transparent material, and marks the outer lateral edge length side of pipe 12
To equipped with graduation mark.
Working principle: in the present invention, driving motor 4, first pulley 5 and the second belt wheel 6 of setting are for driving threaded rod 7
Rotation, for adjusting the distance between L-shaped fixed plate 2 and L shape movable plate 3, is used not only for fixing different size of cut-off
Valve 11, while two hollow 15 mutual extrusions of mounting blocks, drive sealing ring 17 that will close at the connecting flange of shut-off valve 11,
It is convenient for airtightness test, using flexible；In use, the charger 9 of setting is supplied gas into the hollow mounting blocks 15 of correspondence, beat
Valve opening door, makes gas circulate, and under the influence of air pressure, will squeeze spring 14 and arrives certain position, can be controlled by graduation mark
System, spring 14 is in compressive state at this time, and display shows the atmospheric pressure value of air pressure sensing main body 18, closes valve later and fills
Gas equipment 9；If poor sealing, the elastic force for the resistance spring 14 that air pressure can not be constant, spring 14 can extend thus, and drive
Make that pipe 12 is marked to move down, mobile number can be read by graduation mark, while air pressure change can be read by display
Value, contrast signal, and spring 14 accelerates air pressure change speed, so that display number is swift in response, using flexible is entire to fill
It is simple to set structure, low manufacture cost, using flexible.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of airtightness novel detection device, including pedestal (1), which is characterized in that be welded with L at the top of the pedestal (1)
Shape fixed plate (2), and the side of L-shaped fixed plate (2) is fixed with driving motor (4), the output shaft of the driving motor (4) is fixed
Have first pulley (5), and first pulley (5) is connected with the second belt wheel (6) by synchronous belt, one end of second belt wheel (6)
It is fixed with the threaded rod (7) with L-shaped fixed plate (2) rotation connection, and the outside screw of threaded rod (7) is socketed with positioned at pedestal
(1) opposite side of the L shape movable plate (3) of over top, the L-shaped fixed plate (2) and L shape movable plate (3) is respectively and fixedly provided with hollow
Mounting blocks (15), and the cut-off that connecting flange closing is socketed on the inside of hollow mounting blocks (15) is equipped between hollow mounting blocks (15)
Valve (11) is respectively and fixedly provided with fixed ring (16) on the inside of the hollow mounting blocks (15), and fixed ring (16) and shut-off valve (11) it
Between be equipped with sealing ring (17), be fixed at the top of the hollow mounting blocks (15) and hollow mounting blocks (15) inside the label that is connected to
It manages (12), and pipe (12) is marked to be arranged close to L-shaped fixed plate (2).
2. a kind of airtightness novel detection device according to claim 1, which is characterized in that the label manages the interior of (12)
Slideslip is socketed with sliding block (13), and spring (14) are fixed at the top of sliding block (13), and spring (14) is far from sliding block (13)
One end is fixedly connected with the inner wall of spring (14).
3. a kind of airtightness novel detection device according to claim 1, which is characterized in that the L shape movable plate (3) is leaned on
One end of nearly pedestal (1) is equipped with pilot hole, and sliding sleeve is connected to the guide rod parallel with threaded rod (7) (8) in pilot hole, and leads
It is fixedly connected to bar (8) close to the one end of L-shaped fixed plate (2) with L-shaped fixed plate (2).
4. a kind of airtightness novel detection device according to claim 1, which is characterized in that the L shape movable plate (3) is remote
Side from the hollow mounting blocks of correspondence (15) is fixed with charger (9), and charger (9) gas outlet connection with it is corresponding in
The gas-guide tube (10) being connected to inside empty mounting blocks (15).
5. a kind of airtightness novel detection device according to claim 1, which is characterized in that the hollow mounting blocks (15)
Be fixed with air pressure sensing main body (18) close to the side inner wall of L-shaped fixed plate (2), and the outside of hollow mounting blocks (15) be equipped with
The display of air pressure sensing main body (18) connection.
6. a kind of airtightness novel detection device according to claim 1, which is characterized in that the label manages (12) and is
Bright material is made, and the outside of pipe (12) is marked to be equipped with graduation mark along its length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711033254.3A CN109724756A (en) | 2017-10-30 | 2017-10-30 | A kind of airtightness novel detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711033254.3A CN109724756A (en) | 2017-10-30 | 2017-10-30 | A kind of airtightness novel detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109724756A true CN109724756A (en) | 2019-05-07 |
Family
ID=66291338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711033254.3A Pending CN109724756A (en) | 2017-10-30 | 2017-10-30 | A kind of airtightness novel detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109724756A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732544A (en) * | 2021-08-04 | 2021-12-03 | 安徽路安汽车零部件有限公司 | Welding auxiliary device for production and processing of automobile parts |
| CN115468710A (en) * | 2022-11-01 | 2022-12-13 | 昆山佰易仪器设备有限公司 | Air tightness testing device and air tightness testing method |
-
2017
- 2017-10-30 CN CN201711033254.3A patent/CN109724756A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732544A (en) * | 2021-08-04 | 2021-12-03 | 安徽路安汽车零部件有限公司 | Welding auxiliary device for production and processing of automobile parts |
| CN113732544B (en) * | 2021-08-04 | 2022-08-19 | 安徽路安汽车零部件有限公司 | Welding auxiliary device for production and processing of automobile parts |
| CN115468710A (en) * | 2022-11-01 | 2022-12-13 | 昆山佰易仪器设备有限公司 | Air tightness testing device and air tightness testing method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190507 |