CN206930418U - The conical surface seal detection means of control valve - Google Patents
The conical surface seal detection means of control valve Download PDFInfo
- Publication number
- CN206930418U CN206930418U CN201720899300.7U CN201720899300U CN206930418U CN 206930418 U CN206930418 U CN 206930418U CN 201720899300 U CN201720899300 U CN 201720899300U CN 206930418 U CN206930418 U CN 206930418U
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- China
- Prior art keywords
- groove
- conical surface
- control valve
- support block
- detection means
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses the conical surface seal detection means of control valve, including bottom plate, support block, compressor arm and pressure cap, the support block is provided with groove, the bottom of the groove is connected by oil pipe with hydraulic system, oil pipe is provided with pressure gauge, push rod is provided with groove, and spring is provided between push rod and groove base；During detection, valve body is pressed in support block by the compressor arm by pressure cap, and valve element is located in groove, and valve element is pressed on valve body by push rod, and hydraulic oil is input to the one end for the conical surface contact for entering valve element and valve body in groove by oil pipe by hydraulic system；Different springs are selected to meet the precompression between valve element and valve body according to the model of produced valve body, the utility model is simple in construction, and the conical surface seal for detecting control valve detects, and whole detection process is convenient and swift, detection efficiency is high, ensure that the quality of control valve.
Description
Technical field
It the utility model is related to mechanical field, and in particular to the conical surface seal detection means of control valve.
Background technology
Control valve is made up of two main sub-assemblies：Valve body sub-assembly and executing agency's sub-assembly（Or system of executing agency
System）, it is divided into four big series：Single seat series of control valves, two-seater series of control valves, sleeve series of control valves and self-operated type series control
Valve.The mutation of four type valves can cause various different applicable structures, every kind of structure have its special application,
Feature, merits and demerits.The sealing of the valve element of control valve and the conical surface contact of valve body is an important qualifying point,
Manufacturing enterprise in production control valve, it is necessary to detect the sealing of the conical surface of valve element and valve body, and the detection of the sealing at present
During, clamping is time-consuming longer, influences production efficiency.
The content of the invention
The technical problems to be solved in the utility model is to provide the conical surface seal detection means of control valve, solves existing
The problem of clamping is time-consuming longer during the sealing of the conical surface of technology for detection valve element and valve body.
The utility model is achieved through the following technical solutions：
The conical surface seal detection means of control valve, including bottom plate, support block, compressor arm and pressure cap, the support block
Groove is provided with, the bottom of the groove is connected by oil pipe with hydraulic system, and oil pipe is provided with pressure gauge, and top is provided with groove
Bar, and spring is provided between push rod and groove base；During detection, valve body is pressed in support block by the compressor arm by pressure cap,
And valve element is located in groove, valve element is pressed on valve body by push rod, and hydraulic oil is input in groove by hydraulic system by oil pipe
Enter one end of the conical surface contact of valve element and valve body；Different springs are selected to meet valve element and valve according to the model of produced valve body
Precompression between body.
The further improvement project of the utility model is that the edge of the push rod crosses oil hole provided with multiple.
The further improvement project of the utility model is that the support block is provided with alignment pin, and alignment pin positions valve body.
The further improvement project of the utility model is that the alignment pin is four.
The further improvement project of the utility model is that the bottom portion of groove is communicated with through hole, and support block is located at the through hole
One end away from groove is fixedly connected with fuel inlet fitting, and oil pipe is connected with fuel inlet fitting.
The further improvement project of the utility model is that the support block is fixedly connected with keel, and the keel is fixed
It is connected on bottom plate.
The further improvement project of the utility model is that the one end of the bottom plate away from support block is provided with rotor plate, is compressed
Bar is threadedly connected on rotor plate.
The further improvement project of the utility model is that the rotor plate passes through screw rod, pad and nut and connecting plate
It is fixedly connected, connecting plate is fixedly connected with bottom plate.
The utility model compared with prior art, has the following advantages that：
1st, the utility model is simple in construction, and the conical surface seal for detecting control valve is detected, and hydraulic oil is passed through into high pressure
Oil pipe access product conical surface one end a, wherein pressure gauge is connected on high-pressure oil passage, when hydraulic oil enters the control valve conical surface one
During end, the fuel cut-off when pressure reaches predetermined pressure, observe pressure gauge, as pressure gauge show pointer fluctuation required value with
Under, illustrate that control valve conical surface seal is qualified；As the control valve conical surface has leakage, high-pressure oil passage pressure is caused to decline, gauge hand
Show that pressure declines, you can judge that control valve conical surface seal is unqualified, whole detection process is convenient and swift, and detection efficiency is high, protects
The quality of control valve is demonstrate,proved；
2nd, valve body is pressed in support block by compressor arm by pressure cap, and valve element is located in groove, and valve element is pressed on valve by push rod
On body, hydraulic oil is input to the one end for the conical surface contact for entering valve element and valve body in groove, valve by oil pipe by hydraulic system
The clamping process of body and valve element is also more convenient quick；
3rd, support block is provided with alignment pin, and alignment pin positions valve body, and the positioning of valve body is also more convenient.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 partial enlarged drawing.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples.
As shown in Figures 1 and 2, the conical surface seal detection means of control valve, including bottom plate 07, support block 13, compressor arm
01 and pressure cap 08, the support block 13 be provided with groove, the bottom of the groove is connected by oil pipe with hydraulic system, on oil pipe
Provided with pressure gauge, push rod 10 is provided with groove, and spring 11 is provided between push rod 10 and groove base；During detection, the compression
Valve body is pressed in support block 13 by bar 01 by pressure cap 08, and valve element is located in groove, and valve element is pressed on valve body by push rod 10, liquid
Hydraulic oil is input to the one end for the conical surface contact for entering valve element and valve body in groove, the push rod 10 by oil pipe by pressure system
Edge be provided with it is multiple cross oil holes, the support blocks 13 are provided with alignment pin 09, and alignment pin 09 positions valve body, the positioning
Pin 09 is four, and the bottom portion of groove is communicated with through hole, and support block 13 is located at the one end of the through hole away from groove and is fixedly connected with
Fuel inlet fitting 14, oil pipe are connected with fuel inlet fitting 14, and the support block 13 is fixedly connected with keel 12, and the keel 12 is fixed
It is connected on bottom plate 07, the described one end of bottom plate 07 away from support block 13 is provided with rotor plate 04, and compressor arm 01, which is threadedly connected to, to be turned
On dynamic plate 04, the rotor plate 04 is fixedly connected by screw rod 06, pad 03 and nut 02 with connecting plate 05, connecting plate 05 and
Bottom plate 07 is fixedly connected.
Push rod 10, spring 11 are pre-adjusted, when its pressure and the length is installed to control valve in positioning seat 13, top
Bar 10 has certain pressure to valve element, ensures the application valve body conical surface with controlling certain precompression of the valve element conical surface.By control valve
It is placed on positioning seat 13 on alignment pin 09, ensures that control valve is properly positioned in cubing, rotatably compress bar 01, pressed until compressing
Cap 08, guarantee have certain precompression, at this moment start high-pressure pump, high-pressure oil pipe is produced certain pressure, when reaching predetermined set
During pressure, fuel cut-off, observe pressure gauge, as pressure gauge show pointer fluctuation below required value, illustrate the control valve conical surface
It is qualified to seal；As the control valve conical surface has leakage, high-pressure oil passage pressure is caused to decline, gauge hand shows that pressure declines, you can
Judge that control valve conical surface seal is unqualified.After detection terminates, compressor arm 01 is unclamped, you can take down control valve.
It should be pointed out that for those skilled in the art, the utility model principle is not being departed from
On the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. the conical surface seal detection means of control valve, it is characterised in that：Including bottom plate（07）, support block（13）, compressor arm
（01）And pressure cap（08）, the support block（13）Groove is provided with, the bottom of the groove is connected by oil pipe with hydraulic system,
Oil pipe is provided with pressure gauge, and push rod is provided with groove（10）, and push rod（10）Spring is provided between groove base（11）；Detection
When, the compressor arm（01）Pass through pressure cap（08）Valve body is pressed on support block（13）On, and valve element is located in groove, push rod（10）
Valve element is pressed on valve body, hydraulic oil is input to the taper-face contact for entering valve element and valve body in groove by oil pipe by hydraulic system
The one end at place.
2. the conical surface seal detection means of control valve according to claim 1, it is characterised in that：The push rod（10）'s
Edge crosses oil hole provided with multiple.
3. the conical surface seal detection means of control valve according to claim 1, it is characterised in that：The support block（13）
It is provided with alignment pin（09）, alignment pin（09）Valve body is positioned.
4. the conical surface seal detection means of control valve according to claim 3, it is characterised in that：The alignment pin（09）
For four.
5. the conical surface seal detection means of control valve according to claim 1, it is characterised in that：The bottom portion of groove connects
It is connected with through hole, support block（13）Fuel inlet fitting is fixedly connected with positioned at the one end of the through hole away from groove（14）, oil pipe and oil-feed
Joint（14）It is connected.
6. the conical surface seal detection means of control valve according to claim 1 or 5, it is characterised in that：The support block
（13）With keel（12）It is fixedly connected, the keel（12）It is fixedly connected on bottom plate（07）On.
7. the conical surface seal detection means of control valve according to claim 1, it is characterised in that：The bottom plate（07）Far
From support block（13）One end be provided with rotor plate（04）, compressor arm（01）It is threadedly connected to rotor plate（04）On.
8. the conical surface seal detection means of control valve according to claim 7, it is characterised in that：The rotor plate（04）
Pass through screw rod（06）, pad（03）And nut（02）With connecting plate（05）It is fixedly connected, connecting plate（05）With bottom plate（07）Gu
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720899300.7U CN206930418U (en) | 2017-07-24 | 2017-07-24 | The conical surface seal detection means of control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720899300.7U CN206930418U (en) | 2017-07-24 | 2017-07-24 | The conical surface seal detection means of control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206930418U true CN206930418U (en) | 2018-01-26 |
Family
ID=61355964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720899300.7U Expired - Fee Related CN206930418U (en) | 2017-07-24 | 2017-07-24 | The conical surface seal detection means of control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206930418U (en) |
-
2017
- 2017-07-24 CN CN201720899300.7U patent/CN206930418U/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 |
Granted publication date: 20180126 Termination date: 20210724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |