CN208568200U - A kind of engine cylinder cap valve seat air-leakage test fast plugging device - Google Patents
A kind of engine cylinder cap valve seat air-leakage test fast plugging device Download PDFInfo
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- CN208568200U CN208568200U CN201820875549.9U CN201820875549U CN208568200U CN 208568200 U CN208568200 U CN 208568200U CN 201820875549 U CN201820875549 U CN 201820875549U CN 208568200 U CN208568200 U CN 208568200U
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- Prior art keywords
- latch fitting
- valve
- manual latch
- manual
- handle
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Abstract
The utility model discloses a kind of engine cylinder cap valve seat air-leakage test fast plugging devices, including locating part, first manual latch fitting, handle, second manual latch fitting, spring stop piece and simulation valve part, the locating part is fixedly welded with first manual latch fitting, the first manual latch fitting is fixedly connected with block body, the handle end offers fixed thread, the second manual latch fitting is fixedly connected with block body, the spring stop piece is fixedly connected with valve spring, the top of the simulation valve part is fixedly welded with valve baffle, and setting is connected to inside simulation valve part and first manual latch fitting and the second manual latch fitting.The engine cylinder cap valve seat air-leakage test fast plugging device, fit closely valve with valve seat, it detects actual result and later period valve installation condition is almost the same, the leakage rate of head valve and valve base chamber can accurately be detected, to measure the leakproofness of engine breathing, and this device is simple and efficient, and detection effect is good.
Description
Technical field
The utility model relates to air cylinder detecting equipment technical field, specially a kind of engine cylinder cap valve seat air-tightness inspection
Survey fast plugging device.
Background technique
In today of industrial boom, the device instead of walk such as automobile are more more and more universal, but such device mostly uses greatly now
Be internal combustion engine as power drive unit, but in the construction of internal combustion engine, the leakproofness of cylinder is particularly important, direct relation
It requires to carry out cylinder pressurization ratio inspection to it to the output power watt level of the machines such as automobile, therefore when cylinder production
It surveys, and needs to carry out cylinder to block while detection, to reach the preparatory of detection data, therefore derive
A kind of engine cylinder cover air valve plugging device, the closure suitable for cylinder cap valve seat air-leakage test.
Previous cylinder cap valve seat detection mostly uses be mounted directly valve after detect or be directly placed on valve seat using valve, this
Two kinds of detections, which block, needs dedicated installation equipment or the installation pretightening force due to apneustic spring, and valve detection is caused to block
It is constant or detection it is untrue, can not accurately detect the leakage rate of head valve and valve base chamber, thus be unable to ensure engine into
The leakproofness of exhaust impacts entire production process, more influences the service life of tested equipment.
Utility model content
The purpose of this utility model is to provide a kind of engine cylinder cap valve seat air-leakage test fast plugging device, with
It is untrue to solve the constant or detection mentioned above in the background art for causing valve detection to block, can not accurately detect cylinder cap gas
The leakage rate of door and valve base chamber, therefore it is unable to ensure the leakproofness of engine breathing, entire production process is impacted, more
The problem of adding the service life for influencing tested equipment.
To achieve the above object, the utility model provides the following technical solutions: a kind of engine cylinder cap valve seat air-tightness
Detect fast plugging device, including locating part, first manual latch fitting, handle, the second manual latch fitting, spring stop piece and simulation valve
Part, the locating part are fixedly welded with first manual latch fitting, and valve fixation hole is offered inside locating part, the first manual
Latch fitting is fixedly connected with block body, and handle fixation hole is offered on first manual latch fitting, and the handle end offers fixed spiral shell
Line, and handle is connect by fixed thread with handle fixation hole, the second manual latch fitting is fixedly connected with block body, and second
Handle fixation hole is offered on manual latch fitting, and the second manual latch fitting is fixedly connected by handle fixation hole with handle, it is described
Spring stop piece is fixedly connected with valve spring, and simulation valve part, the simulation are equipped among spring stop piece and valve spring
The top of valve part is fixedly welded with valve baffle, and simulates and connect inside valve part and first manual latch fitting and the second manual latch fitting
Logical setting, and simulate valve part and connect with valve fixation hole.
Preferably, the radius of the locating part is 1.1 times of first manual latch fitting and the second manual latch fitting, and first manual
Latch fitting and the second manual latch fitting radius are 15cm.
Preferably, the first manual latch fitting and the second manual latch fitting are slope shape setting, and first manual latch fitting and
Second manual latch fitting slope surface angle is 22.5 °.
Preferably, the connection type between the handle and first manual latch fitting and the second manual latch fitting is to be flexibly connected.
Preferably, the radius of spin of the valve spring is less than the radius of valve baffle.
Compared with prior art, the utility model has the beneficial effects that the engine cylinder cap valve seat air-leakage test is fast
Fast plugging device is designed by the slope surface of manual latch fitting, is consistent the decrement of compression valve spring when installing with valve,
The virtual condition for reproducing valve installation to greatest extent, fits closely valve with valve seat, detection actual result and later period valve
Installation condition is almost the same, can accurately detect the leakage rate of head valve and valve base chamber, to measure engine breathing
Leakproofness, and this device is simple and efficient, and detection effect is good.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the manual latch fitting structural schematic diagram of the utility model；
Fig. 3 is the manual latch fitting side structure schematic diagram of the utility model；
Fig. 4 is the manual latch fitting side structure schematic diagram of the utility model.
In figure: 1, locating part, 2, first manual latch fitting, 3, block body, 4, handle, 5, fixed thread, the 6, second manual latch fitting,
7, spring stop piece, 8, valve spring, 9, simulation valve part, 10, valve baffle, 11, valve fixation hole, 12, handle fixation hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of engine cylinder cap valve seat air-leakage test
Fast plugging device, including locating part 1, first manual latch fitting 2, block body 3, handle 4, fixed thread 5, the second manual latch fitting 6, bullet
Spring baffle 7, valve spring 8, simulation valve part 9, valve baffle 10, valve fixation hole 11 and handle fixation hole 12, locating part 1 with
First manual latch fitting 2 is fixedly welded, and valve fixation hole 11 is offered inside locating part 1, and the radius of locating part 1 is first manual
1.1 times of latch fitting 2 and the second manual latch fitting 6, and first manual latch fitting 2 and the second manual 6 radius of latch fitting are 15cm, in second-hand
Dynamic latch fitting 6 is to when pressing, locating part 1 is effective against the second manual latch fitting 6 and moves downward and generate at first manual latch fitting 2
Pressure, first manual latch fitting 2 is fixedly connected with block body 3, and handle fixation hole 12 is offered on first manual latch fitting 2, handle 4
End offers fixed thread 5, and handle 4 is connect by fixed thread 5 with handle fixation hole 12, and handle 4 and first manual are locked
Connection type between part 2 and the second manual latch fitting 6 is to be flexibly connected, and can be had by manually to first manual latch fitting 2 and second
Manual latch fitting 6 carries out rotation engaging, can also unload handle 4, and the second manual latch fitting 6 is fixedly connected with block body 3, and second-hand
Handle fixation hole 12 is offered on dynamic latch fitting 6, and the second manual latch fitting 6 is fixedly connected by handle fixation hole 12 with handle 4,
First manual latch fitting 2 and the second manual latch fitting 6 are slope shape setting, and first manual latch fitting 2 and the second manual 6 slope surface of latch fitting
Angle is 22.5 °, while first manual latch fitting 2 and the second manual latch fitting 6 rotate, drives valve spring 8 to compress, makes valve
Baffle 10 is fitted closely with cylinder, and the closure work before completing detection, spring stop piece 7 is fixedly connected with valve spring 8, and spring
Simulation valve part 9 is equipped among baffle 7 and valve spring 8, the radius of spin of valve spring 8 is less than the half of valve baffle 10
Diameter, the anti-air-stop gate baffle 10 of the design is stuck in inside valve spring 8 in inside promote, thus reset valve spring 8 can not,
The top of simulation valve part 9 is fixedly welded with valve baffle 10, and simulates valve part 9 and first manual latch fitting 2 and second manually
It is connected to setting inside latch fitting 6, and simulates valve part 9 and is connect with valve fixation hole 11.
Working principle: the engine cylinder cap valve seat air-leakage test fast plugging device, it is first that head exhaust is face-down,
It is inserted into simulation valve part 9 from the combustion chamber face, valve spring 8, first is successively installed from cylinder cap top plane along simulation valve part 9
Then locating part 1 is rotatably mounted on simulation valve part 9, after being installed, manually by manual latch fitting 2 and the second manual latch fitting 6
The handle 4 on first manual latch fitting 2 and the second manual latch fitting 6 is rotated, first manual latch fitting 2 and the second manual latch fitting 6 are passed through
Slope shape, valve spring 8 is compressed, fits closely valve with valve baffle 10, complete detection before closure work.Inspection
Vacuum detecting sucker is placed on around valve by survey, starts discharge method detector, and vacuum chuck forms vacuum, detects valve and valve
The leakage rate of seat, whole process are to complete the use work of the primary device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of engine cylinder cap valve seat air-leakage test fast plugging device, including locating part (1), first manual latch fitting
(2), handle (4), the second manual latch fitting (6), spring stop piece (7) and simulation valve part (9), it is characterised in that: the locating part
(1) it is fixedly welded with first manual latch fitting (2), and offers valve fixation hole (11), the first manual inside locating part (1)
Latch fitting (2) is fixedly connected with block body (3), and handle fixation hole (12) are offered on first manual latch fitting (2), the handle (4)
End offers fixed thread (5), and handle (4) is connect by fixed thread (5) with handle fixation hole (12), the second-hand
Dynamic latch fitting (6) are fixedly connected with block body (3), and are offered handle fixation hole (12) on the second manual latch fitting (6), and second-hand
Dynamic latch fitting (6) are fixedly connected by handle fixation hole (12) with handle (4), and the spring stop piece (7) and valve spring (8) are fixed
Connection, and simulation valve part (9) is equipped among spring stop piece (7) and valve spring (8), the top of simulation valve part (9)
End is fixedly welded with valve baffle (10), and is simulated in valve part (9) and first manual latch fitting (2) and the second manual latch fitting (6)
Portion's connection setting, and simulate valve part (9) and connect with valve fixation hole (11).
2. a kind of engine cylinder cap valve seat air-leakage test fast plugging device according to claim 1, feature exist
In: the radius of the locating part (1) is 1.1 times of first manual latch fitting (2) and the second manual latch fitting (6), and first manual is locked
Part (2) and the second manual latch fitting (6) radius are 15cm.
3. a kind of engine cylinder cap valve seat air-leakage test fast plugging device according to claim 1, feature exist
In: the first manual latch fitting (2) and the second manual latch fitting (6) be slope shape setting, and first manual latch fitting (2) and second
Manual latch fitting (6) slope surface angle is 22.5 °.
4. a kind of engine cylinder cap valve seat air-leakage test fast plugging device according to claim 1, feature exist
In: the connection type between the handle (4) and first manual latch fitting (2) and the second manual latch fitting (6) is to be flexibly connected.
5. a kind of engine cylinder cap valve seat air-leakage test fast plugging device according to claim 1, feature exist
In: the radius of spin of the valve spring (8) is less than the radius of valve baffle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820875549.9U CN208568200U (en) | 2018-06-07 | 2018-06-07 | A kind of engine cylinder cap valve seat air-leakage test fast plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820875549.9U CN208568200U (en) | 2018-06-07 | 2018-06-07 | A kind of engine cylinder cap valve seat air-leakage test fast plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208568200U true CN208568200U (en) | 2019-03-01 |
Family
ID=65485467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820875549.9U Expired - Fee Related CN208568200U (en) | 2018-06-07 | 2018-06-07 | A kind of engine cylinder cap valve seat air-leakage test fast plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208568200U (en) |
-
2018
- 2018-06-07 CN CN201820875549.9U patent/CN208568200U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20190607 |