CN207662566U - A kind of tapped blind hole quick leak-checking device - Google Patents
A kind of tapped blind hole quick leak-checking device Download PDFInfo
- Publication number
- CN207662566U CN207662566U CN201721850048.7U CN201721850048U CN207662566U CN 207662566 U CN207662566 U CN 207662566U CN 201721850048 U CN201721850048 U CN 201721850048U CN 207662566 U CN207662566 U CN 207662566U
- Authority
- CN
- China
- Prior art keywords
- blind hole
- link block
- tapped blind
- ventilation pipe
- checking device
- Prior art date
- 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
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 abstract description 10
- 206010044325 trachoma Diseases 0.000 abstract description 4
- 201000001371 inclusion conjunctivitis Diseases 0.000 abstract description 3
- 239000004576 sand Substances 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000390203 Trachoma Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of tapped blind hole quick leak-checking devices,Including link block,Through-hole is equipped among link block,Intermediate throughholes one end of link block is connected with ventilation pipe,The link block intermediate throughholes other end is equipped with connecting screwed tube,Sealing element is equipped on the outside of connecting screwed tube,Ventilation pipe is connected to air source,Air source is connected using ventilation pipe,It is connected to tapped blind hole to be measured,It is detected using air pressure and whether there is gas leakage in tapped blind hole to be measured,It is connected to ventilation pipe and tapped blind hole to be measured by link block,Ventilation pipe is set to form sealing cavity with tapped blind hole to be measured,It whether there is trachoma or stomata using gas detection,Sound can be passed through after being connected with source of the gas,Sense of touch quickly detects the air-tightness of part screw hole,The present apparatus is simple in structure,It is convenient to be applicable in,The air-tightness of tapped blind hole to be measured can quickly be detected,Substantially increase blind hole detection efficiency to be measured.
Description
Technical field
The utility model belongs to hole equipment detection field, and in particular to a kind of tapped blind hole quick leak-checking device.
Background technology
There are more, the detections of precasting screw hole stomata, sand holes for the tapped blind hole of casting especially precasting screw hole stomata, sand holes
It is the key link of leak detection, and the compactness of tapped blind hole is of crucial importance in other areas, peculiar part such as retarder
Stator have particular/special requirement to the air-tightness of screw hole, if retarder stator where screw hole there are stomata or trachomas, will cause
Torque reduction, the oil leak of retarder, and then lead to slow disabler.And in the prior art, the leak detection of tapped blind hole is usually
Using kerosene osmosis, and during kerosene Liquid penetrant testing, generally requiring standing for long periods could observe, time-consuming and laborious, and
And it needs, to not cleaning, to waste detection time significantly after sensing.
Utility model content
The purpose of this utility model is to provide a kind of tapped blind hole quick leak-checking devices, with overcome the deficiencies in the prior art.
In order to achieve the above objectives, the utility model adopts the following technical solution：
A kind of tapped blind hole quick leak-checking device, including link block, link block centre are equipped with through-hole, the intermediate throughholes of link block
One end is connected with ventilation pipe, and the link block intermediate throughholes other end is equipped with connecting screwed tube, sealing is equipped on the outside of connecting screwed tube
Element, ventilation pipe are connected to air source.
Further, air source is compression gas tank or compression pump.
Further, link block is connect with ventilation pipe by air pipe connector, and air pipe connector passes through spiral shell with link block
Line is tightly connected.
Further, ventilation pipe is equipped with pressure gauge and airtight valve with pressure regulator valve, and pressure gauge is located at airtight valve and leads to
Between feed channel.
Further, link block outer profile is multilateral shape.
Further, link block outer profile is hexagon.
Further, connecting screwed tube is detachably connected with link block, is through-hole structure inside connecting screwed tube, is connected spiral shell
Line pipe lateral ends are equipped with the external screw thread or connecting pin being connect with link block, and the other end is the outer spiral shell being connect with tapped blind hole to be measured
Line.
Further, connecting screwed tube is tapered pipeline.
Compared with prior art, the utility model has technique effect beneficial below：
A kind of tapped blind hole quick leak-checking device of the utility model, including link block, link block centre are equipped with through-hole, link block
Intermediate throughholes one end be connected with ventilation pipe, the link block intermediate throughholes other end is equipped with connecting screwed tube, outside connecting screwed tube
Side is equipped with sealing element, and ventilation pipe is connected to air source, connects air source using ventilation pipe, is connected to tapped blind hole to be measured, profit
It is detected with air pressure and whether there is gas leakage in tapped blind hole to be measured, ventilation pipe and tapped blind hole to be measured are connected to by link block, made
Ventilation pipe forms sealing cavity with tapped blind hole to be measured, whether there is the trachoma penetrated or stomata using gas detection, with gas
Source can quickly detect the air-tightness of part screw hole by sound, sense of touch etc. after connecting, the present apparatus is simple in structure, be applicable in side
Just, the air-tightness that can quickly detect tapped blind hole to be measured substantially increases blind hole detection efficiency to be measured.
Further, air source is compression gas tank or compression pump, can be used for different occasions, can carry out tapped blind hole and quickly examine
It surveys.
Further, link block is connect with ventilation pipe by air pipe connector, and air pipe connector passes through spiral shell with link block
Line is tightly connected, and is improved the seal of ventilation pipe and link block, and can replace various sizes of link block, is suitable for
Without the measurement of size tapped blind hole.
Further, ventilation pipe be equipped with pressure gauge and airtight valve, pressure gauge between airtight valve and ventilation pipe,
Detection accuracy is improved, and can accurately detect the leakage value of screw hole to be checked under specified pressure.
Further, link block outer profile be multilateral shape, link block outer profile be hexagon, convenient for link block with it is to be measured
The preload of tapped blind hole.
Further, connecting screwed tube is detachably connected with link block, is through-hole structure inside connecting screwed tube, is connected spiral shell
Line pipe lateral ends are equipped with the external screw thread or connecting pin being connect with link block, and the other end is the outer spiral shell being connect with tapped blind hole to be measured
Line is convenient for the replacement of connecting screwed tube, is suitable for the measurement of different sizes tapped blind hole to be measured.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Wherein, 1, link block；2, ventilation pipe；3, air pipe connector；4, sealing element；5, air source；6, pressure gauge；7, close
Valve closing；8, connecting screwed tube.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of tapped blind hole quick leak-checking device, including link block 1,1 centre of link block are equipped with through-hole, connection
Intermediate throughholes one end of block 1 is connected with ventilation pipe 2, and the 1 intermediate throughholes other end of link block is equipped with connecting screwed tube 8, connects spiral shell
8 outside of line pipe is equipped with sealing element 4, and ventilation pipe 2 is connected to air source 5；
Sealing element 4 is seal washer or sealant tape；
Air source 5 is compression gas tank or compression pump；
Link block 1 is connect with ventilation pipe 2 by air pipe connector 3, and air pipe connector 3 is close by screw thread with link block 1
Envelope connection；
Ventilation pipe 2 is equipped with airtight valve 7 and the pressure gauge 6 with pressure regulator valve, and pressure gauge 6 is located at airtight valve 7 and snorkel
Between road 2；
1 outer profile of link block is multilateral shape, and 1 outer profile of specific link block is hexagon, using polygon or six sides
Shape profile makes link block 1 be locked with tapped blind hole to be measured convenient for applying pretightning force in 1 outside of link block；
Connecting screwed tube 8 is detachably connected with link block 1, and 8 inside of connecting screwed tube is through-hole structure, connecting screwed tube 8
Lateral ends are equipped with the external screw thread being connect with link block 1, and the other end is the external screw thread being connect with tapped blind hole to be measured, connection screw thread
Pipe 8 is tapered pipeline.
In use, selection and the connecting screwed tube 8 of tapped blind hole aperture to be measured always, connecting screwed tube 8 is connected to
It connects on block 1, then pre-tightens link block 1 in tapped blind hole to be measured, sealing is set between link block 1 and tapped blind hole to be measured
Then ventilation pipe 2 is connect by element 4 with link block 1, ventilation pipe 2 is tightly connected by air pipe connector 3 and link block 1,
Then air source is connected, tapped blind hole device to be measured is placed in water and sees whether gas leakage, or after making 6 pressure stability of pressure gauge,
Airtight valve 7 is closed, observes whether pressure gauge 6 changes at the appointed time, if there is a change, then there are the sand of penetrability for explanation
If pressure does not change the trachoma or stomata of penetrability is not present, in use, can be first by ventilation pipe 2 in eye or stomata
Connect with link block 1, connecting screwed tube 8 blocked using plug, the test present apparatus itself whether gas leakage, if air tight, into
Row threaded hole detects.
Claims (8)
1. a kind of tapped blind hole quick leak-checking device, which is characterized in that including link block (1), it is equipped with through-hole among link block (1),
Intermediate throughholes one end of link block (1) is connected with ventilation pipe (2), and link block (1) intermediate throughholes other end is equipped with connection screw thread
It manages (8), sealing element (4) is equipped on the outside of connecting screwed tube (8), ventilation pipe (2) is connected to air source (5).
2. a kind of tapped blind hole quick leak-checking device according to claim 1, which is characterized in that air source (5) is compression gas tank
Or compression pump.
3. a kind of tapped blind hole quick leak-checking device according to claim 1, which is characterized in that link block (1) and snorkel
Road (2) is connected by air pipe connector (3), and air pipe connector (3) is connect with link block (1) by thread seal.
4. a kind of tapped blind hole quick leak-checking device according to claim 1, which is characterized in that ventilation pipe (2) is equipped with
Pressure gauge (6) with pressure regulator valve and airtight valve (7), pressure gauge (6) are located between airtight valve 7 and ventilation pipe (2).
5. a kind of tapped blind hole quick leak-checking device according to claim 1, which is characterized in that link block (1) outer profile is
Multilateral shape.
6. a kind of tapped blind hole quick leak-checking device according to claim 5, which is characterized in that link block (1) outer profile is
Hexagon.
7. a kind of tapped blind hole quick leak-checking device according to claim 1, which is characterized in that connecting screwed tube (8) and company
It connects block (1) to be detachably connected, is through-hole structure inside connecting screwed tube (8), connecting screwed tube (8) lateral ends are equipped with and connect
The external screw thread or connecting pin of block (1) connection, the other end is the external screw thread being connect with tapped blind hole to be measured.
8. a kind of tapped blind hole quick leak-checking device according to claim 7, which is characterized in that connecting screwed tube (8) is to become
Diameter pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721850048.7U CN207662566U (en) | 2017-12-26 | 2017-12-26 | A kind of tapped blind hole quick leak-checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721850048.7U CN207662566U (en) | 2017-12-26 | 2017-12-26 | A kind of tapped blind hole quick leak-checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207662566U true CN207662566U (en) | 2018-07-27 |
Family
ID=62943269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721850048.7U Expired - Fee Related CN207662566U (en) | 2017-12-26 | 2017-12-26 | A kind of tapped blind hole quick leak-checking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207662566U (en) |
-
2017
- 2017-12-26 CN CN201721850048.7U patent/CN207662566U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180727 |