CN213929799U - Direct-insertion type gas leakage self-checking gas quick connector - Google Patents
Direct-insertion type gas leakage self-checking gas quick connector Download PDFInfo
- Publication number
- CN213929799U CN213929799U CN202022696842.9U CN202022696842U CN213929799U CN 213929799 U CN213929799 U CN 213929799U CN 202022696842 U CN202022696842 U CN 202022696842U CN 213929799 U CN213929799 U CN 213929799U
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- China
- Prior art keywords
- tightening
- corrugated pipe
- upper body
- quick connector
- close
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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
Links
- 238000003780 insertion Methods 0.000 title abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 23
- 239000010935 stainless steel Substances 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims description 13
- 238000000465 moulding Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a direct-insertion type gas leakage self-checking gas quick connector, which comprises an upper body and a lower body which are connected together through screw threads, wherein one end of the upper body, which is far away from the lower body, is spliced with a stainless steel corrugated pipe, the inner wall of the upper body is provided with a tightening slope which inclines towards the lower body, the tightening slope is provided with a tightening retainer ring matched with the tightening slope, one side of the tightening retainer ring, which is close to the tightening slope, is provided with an inclined plane matched with the tightening slope, one end of the lower body, which is close to the upper body, is spliced with a corrugated pipe sealing element, and the outer end of the corrugated pipe sealing element extends out of a flange to the edge; the outer part of the stainless steel corrugated pipe is sleeved with a gas pipe plastic-coated layer; an O-shaped ring groove is formed in one end, close to the stainless steel corrugated pipe, in the upper body along the circumferential direction, and a plastic-coated layer sealing O-shaped ring pressed into the O-shaped ring groove is sleeved on the stainless steel corrugated pipe; the utility model has the advantages that: the utility model has the advantages of practicality, low in production cost, novel structure can carry out the self-checking, convenient to use, also safer.
Description
Technical Field
The utility model relates to a gas pipeline adapting unit, in particular to formula gas leakage self-checking gas quick-operation joint cut straightly.
Background
The existing similar products have the following defects: whether need professional personnel to detect to leak gas, it is not convenient enough to install and use, can not realize oneself and detect, and the security is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a formula gas leakage self-checking gas quick-operation joint cut straightly.
In order to achieve the above object, the present invention takes the following measures:
a direct-insert gas leakage self-checking gas quick connector comprises an upper body and a lower body which are connected together through threads, wherein one end of the upper body, which is far away from the lower body, is connected with a stainless steel corrugated pipe in an inserting manner, the inner wall of the upper body is provided with a tightening slope inclining towards the lower body, a tightening clamping ring matched with the tightening slope is arranged at the tightening slope, one side, which is close to the tightening slope, of the tightening clamping ring is provided with an inclined plane matched with the tightening slope, one end, which is close to the upper body, of the lower body is connected with a corrugated pipe sealing element in an inserting manner, and the outer end of the corrugated pipe sealing element extends out of a flange towards the edge;
the outer part of the stainless steel corrugated pipe is sleeved with a gas pipe plastic-coated layer;
an O-shaped ring groove is formed in one end, close to the stainless steel corrugated pipe, in the upper body along the circumferential direction, and a plastic-coated layer sealing O-shaped ring pressed into the O-shaped ring groove is sleeved on the stainless steel corrugated pipe;
the inner side of the upper body close to the O-shaped ring groove is provided with a leakage detection hole which is communicated with the inside and the outside of the upper body;
an avoidance groove with two through ends is formed in the tightening retainer ring;
a stainless steel flat gasket is extruded between the tightening retainer ring and the corrugated pipe sealing element;
the outer wall of one end of the lower body close to the upper body is provided with a first external thread of the lower body, and one end of the upper body close to the lower body is provided with an internal thread which is matched with the first external thread of the lower body and is in threaded connection;
the first external thread of the lower body is detachably connected with an opening positioning distance adjusting ring in a clamping way;
the outer wall of one end of the lower body, which is far away from the upper body, is provided with a second outer thread of the lower body, a lower body outer hexagonal structure is arranged between the second outer thread of the lower body and the first outer thread of the lower body, and the outer wall of the upper body, which is close to the lower body, is provided with an upper body outer hexagonal structure;
the outer wall of the upper body is provided with a circle of outer sealing groove along the circumferential direction, the air leakage detection hole is arranged in the range of the outer sealing groove, the outer sealing groove is sleeved with an outer sealing ring, and the outer sealing ring is provided with an outer sealing ring hole corresponding to the air leakage detection hole.
The utility model has the advantages that: the utility model has the advantages of practicality, low in production cost, novel structure can carry out the self-checking, convenient to use, also safer.
Drawings
Fig. 1 is a schematic plan exploded view of the present invention.
Detailed Description
A direct-insertion type gas leakage self-checking gas quick connector comprises an upper body 12 and a lower body 11 which are connected together through threads, wherein one end, far away from the lower body 11, of the upper body 12 is connected with a stainless steel corrugated pipe 2 in an inserted mode, a tightening slope 6 inclining towards the lower body 11 is arranged on the inner wall of the upper body 12, a tightening clamping ring 7 matched with the tightening slope 6 is arranged at the position of the tightening slope 6, an inclined surface 7-1 matched with the tightening slope 6 is arranged on one side, close to the tightening slope 6, of the tightening clamping ring 7, a corrugated pipe sealing element 9 is connected in an inserted mode at one end, close to the upper body 12, of the lower body 11, and a flange 9-1 extends out of the outer end of the corrugated pipe sealing element 9 to the edge.
The outside cover of stainless steel bellows 2 be equipped with the gas pipe and cover layer 1 of moulding.
An O-shaped ring groove 4 is formed in one end, close to the stainless steel corrugated pipe 2, of the upper body 12 in the circumferential direction, and a plastic-coated layer sealing O-shaped ring 3 pressed into the O-shaped ring groove 4 is sleeved on the stainless steel corrugated pipe 2.
And the inner side of the upper body 12 close to the O-shaped ring groove 4 is provided with a leakage detecting hole 5 for communicating the inside and the outside of the upper body 12.
An avoiding groove 7-2 with two through ends is arranged on the tightening retainer ring 7.
A stainless steel flat gasket 8 is extruded between the tightening collar 7 and the bellows seal 9.
The outer wall of the lower body 11 near one end of the upper body 12 is provided with a first external thread 11-1 of the lower body, and one end of the upper body 12 near the lower body 11 is provided with an internal thread which is in threaded connection with the first external thread 11-1 of the lower body.
The first external thread 11-1 of the lower body is detachably connected with an opening positioning distance adjusting ring 10 in a clamping way.
The outer wall of one end of the lower body 11 far away from the upper body 12 is provided with a lower body second external thread 11-2, a lower body outer hexagonal structure 11-3 is arranged between the lower body second external thread 11-2 and the lower body first external thread 11-1, and the outer wall of the upper body 12 close to the lower body 11 is provided with an upper body outer hexagonal structure 12-1.
As shown in FIG. 1, during installation, bellows seal 9 is inserted into lower body 11, plastic coated sealing O-ring 3 is placed in O-ring groove 4, tightening collar 7 is placed on top, and flat stainless steel gasket 8 is placed on tightening collar 7 to overlap it.
Screwing the upper body 12 on the lower body 11, keeping a proper distance at the connection position of the upper body 12 and the lower body 11, clipping the opening positioning distance-adjusting ring 10 on the lower body 11, and screwing
When in use: the stainless steel corrugated pipe 2 is made to have a required length, a part of the gas pipe plastic-coated layer 1 is removed, and 5 ripples are left on the end part of the stainless steel corrugated pipe 2 and inserted into the upper body 12. It was confirmed that the stainless steel bellows 2 exceeded the O-ring groove 4 and topped by the inner bottom of the bellows seal 9. The positioning distance adjusting ring 10 is pulled out, and the upper body 12 and the lower body 11 are screwed by a spanner.
During ventilation, if sand holes and air leakage points appear on the stainless steel corrugated pipe 2, air can overflow along the air leakage detection hole 5, the detection is carried out automatically, only one drop of soapy water is needed to be dripped on the air leakage detection hole 5, and if air bubbles appear, air leakage is realized. No air bubble, no air leakage, convenient use and safety.
The outer wall of the upper body 12 is provided with a circle of outer sealing groove 12-2 along the circumferential direction, the air leakage detection hole 5 is arranged in the range of the outer sealing groove 12-2, an outer sealing ring 13 is sleeved on the outer sealing groove 12-2, and an outer sealing ring hole 13-1 corresponding to the air leakage detection hole 5 is formed in the outer sealing ring 13. The outer sealing ring 13 is made of a silica gel material, when the outer sealing ring 13 rotates and the outer sealing ring hole 13-1 is aligned with the leakage detection hole 5, the outer sealing ring 13 is matched with a leakage detection instrument to be used together, and the outer sealing ring 13 can play a sealing role. When the leakage detecting instrument is not used, the outer sealing ring 13 can be rotated, so that the outer sealing ring hole 13-1 and the leakage detecting air hole 5 are staggered, and the effect of sealing the leakage detecting air hole 5 can be achieved.
Claims (10)
1. The utility model provides a formula gas leakage self-checking gas quick-operation joint cut straightly, includes upper part of the body (12) and lower part of the body (11) that are in the same place through threaded connection, its characterized in that: one end of the upper body (12) far away from the lower body (11) is connected with a stainless steel corrugated pipe (2) in an inserting mode, a tightening slope (6) inclining towards the lower body (11) is arranged on the inner wall of the upper body (12), a tightening clamping ring (7) matched with the tightening slope (6) is arranged at the position of the tightening slope (6), an inclined plane (7-1) matched with the tightening slope (6) is arranged on one side, close to the tightening slope (6), of the tightening clamping ring (7), a corrugated pipe sealing element (9) is connected to one end, close to the upper body (12), of the lower body (11) in an inserting mode, and a flange (9-1) extends out of the outer end of the corrugated pipe sealing element (9) to the edge.
2. An in-line type gas leakage self-checking gas quick connector according to claim 1, characterized in that: the outside cover of nonrust corrugated steel pipe (2) be equipped with the gas pipe and cover layer (1) of moulding.
3. An in-line type gas leakage self-checking gas quick connector according to claim 2, characterized in that: an O-shaped ring groove (4) is formed in one end, close to the stainless steel corrugated pipe (2), in the upper body (12) along the circumferential direction, and a plastic-coated layer sealing O-shaped ring (3) pressed into the O-shaped ring groove (4) is sleeved on the stainless steel corrugated pipe (2).
4. An in-line type gas leakage self-checking gas quick connector according to claim 3, characterized in that: and the inner side of the upper body (12) close to the O-shaped ring groove (4) is provided with a leakage detection hole (5) for communicating the inside and the outside of the upper body (12).
5. An in-line type gas leakage self-checking gas quick connector according to claim 4, characterized in that: and an avoiding groove (7-2) with two through ends is formed in the tightening clamping ring (7).
6. An in-line type gas leakage self-checking gas quick connector according to claim 5, characterized in that: a stainless steel flat gasket (8) is extruded between the tightening clamping ring (7) and the corrugated pipe sealing element (9).
7. An in-line type gas leakage self-checking gas quick connector according to claim 6, characterized in that: the outer wall of the lower body (11) close to one end of the upper body (12) is provided with a first external thread (11-1) of the lower body, and one end of the upper body (12) close to the lower body (11) is provided with an internal thread matched with the first external thread (11-1) of the lower body.
8. An in-line type gas leakage self-checking gas quick connector according to claim 7, characterized in that: the first external thread (11-1) of the lower body is detachably clamped and connected with an opening positioning distance adjusting ring (10).
9. An in-line gas leakage self-checking gas quick connector according to claim 8, characterized in that: the one end outer wall of keeping away from upper part of the body (12) of the lower part of the body (11) on set up to lower part of the body second external screw thread (11-2), set up to lower part of the body hexagonal structure (11-3) between lower part of the body second external screw thread (11-2) and lower part of the body first external screw thread (11-1), the outer wall that upper part of the body (12) is close to lower part of the body (11) sets up to upper part hexagonal structure (12-1).
10. An in-line gas leakage self-checking gas quick connector according to claim 8, characterized in that: the outer wall of the upper body (12) is provided with a circle of outer sealing groove (12-2) along the circumferential direction, the air leakage detection hole (5) is formed in the range of the outer sealing groove (12-2), the outer sealing groove (12-2) is sleeved with an outer sealing ring (13), and the outer sealing ring (13) is provided with an outer sealing ring hole (13-1) corresponding to the air leakage detection hole (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022696842.9U CN213929799U (en) | 2020-11-20 | 2020-11-20 | Direct-insertion type gas leakage self-checking gas quick connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022696842.9U CN213929799U (en) | 2020-11-20 | 2020-11-20 | Direct-insertion type gas leakage self-checking gas quick connector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213929799U true CN213929799U (en) | 2021-08-10 |
Family
ID=77172047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022696842.9U Expired - Fee Related CN213929799U (en) | 2020-11-20 | 2020-11-20 | Direct-insertion type gas leakage self-checking gas quick connector |
Country Status (1)
Country | Link |
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CN (1) | CN213929799U (en) |
-
2020
- 2020-11-20 CN CN202022696842.9U patent/CN213929799U/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: 20210810 |
|
CF01 | Termination of patent right due to non-payment of annual fee |