CN210600525U - Explosion-proof joint of gas meter signal wire - Google Patents
Explosion-proof joint of gas meter signal wire Download PDFInfo
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- CN210600525U CN210600525U CN201921028131.5U CN201921028131U CN210600525U CN 210600525 U CN210600525 U CN 210600525U CN 201921028131 U CN201921028131 U CN 201921028131U CN 210600525 U CN210600525 U CN 210600525U
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- connects
- explosion
- gas
- protection head
- gas meter
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Abstract
The utility model discloses an explosion-proof formula of gas table signal line connects, including connecting the body, the outside that connects the body is provided with the mounting groove, the inside of mounting groove is provided with the rubber circle, the outside that connects the body is provided with the external screw thread, it has lock nut to connect the body through external screw thread threaded connection, the inside that connects body one end is provided with the internal thread, it has the protection head to connect the body through female thread threaded connection, the inside that connects the body is provided with the packing ring, one side and the first laminating of protection of packing ring. The utility model discloses utilize the sectional type design of joint main part and protection head, the packing ring that sets up simultaneously to the connection of table case and pipeline of utilization joint that can be fine, the gas leakage when preventing that can be fine connects the use has fine sealed effect, and the messenger that the rubber circle can be fine connects the body and contacts with lock nut except that the surface of screw thread, prevents to lead to lock nut and main part to drop because of the vibration at the in-process that connects the body use.
Description
Technical Field
The utility model relates to a gas meter case technical field especially relates to explosion-proof formula of gas table signal line connects.
Background
Depending on the source of the fuel gas, the fuel gas can be generally classified into natural gas, artificial fuel gas, liquefied petroleum gas, biomass gas, and the like. The fuel gas supply industry of China starts later than developed countries, and currently distributed fuel gas mainly comprises three types, namely coal gas, liquefied petroleum gas and natural gas. The gas supply in China has increased substantially since the last century. Wherein, the artificial gas is in a slow growth stage at present due to the defects of large pollution, strong toxicity and the like; the liquefied petroleum gas is influenced by the rising of the petroleum price, and the supply quantity is kept stable; at present, natural gas with the same calorific value is produced, the price is 30% -50% lower than that of gasoline and diesel oil, the natural gas has obvious economy, meanwhile, the country pays more and more attention to environmental protection, the market demand for clean energy is continuously increased, in recent years, the natural gas is used as clean, efficient and cheap energy, and natural gas consumption is rapidly developed
Along with the construction of equal-length gas transmission pipelines such as 'east-west gas transmission' and 'east-chuan gas transmission', gas transmission pipe networks among partial cities and towns are gradually expanded to form a gas supply pattern represented by a circular gas transmission pipe network in a gas area of the city and the city, a radial gas transmission pipe network towards the periphery and a long gas transmission pipe network in the west-east gas transmission, and a pipe transmission network for connecting east, west, south and north is preliminarily formed.
The joint of the gas meter box among the prior art is when using, and the life-span is than lower, and sealing performance is not good moreover, and the data that leads to the table case takes place to have the error in the condition that produces gas leakage easily in the in-process of using.
Therefore, it is necessary to design an explosion-proof joint for a gas meter signal line to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the explosion-proof formula of the gas table signal line that provides connects.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the explosion-proof joint of the gas meter signal line comprises a joint body, wherein a mounting groove is formed in the outer portion of the joint body, a rubber ring is arranged in the mounting groove, external threads are arranged on the outer portion of the joint body, the joint body is connected with a locking nut through external threads, internal threads are formed in the inner portion of one end of the joint body, the joint body is connected with a protection head through internal threads, a gasket is arranged in the joint body, and one side of the gasket is attached to the protection head.
Furthermore, the interior of the joint body and the interior of the protection head are both hollow, and the joint body and the protection head are made of copper materials.
Further, the specification of rubber circle and the specification looks adaptation of mounting groove, the both sides outer wall of rubber circle is laminated with the inner wall of mounting groove and one side outer wall of lock nut respectively.
Further, the cross-sectional shape of the joint body is zigzag stepped.
Furthermore, the specification of connecting the body and the specification looks adaptation of protection head, and the gas pipeline is intervened to one side that the protection head kept away from the joint body.
Furthermore, the one end that connects the body and have the external screw thread is connected with gas meter case threaded connection.
The utility model has the advantages that:
1. through the rubber circle that sets up, the messenger that the rubber circle can be fine connects the body surface and the lock nut contact except that the screw thread, prevents to lead to lock nut and main part to drop because of the vibration at the in-process that connects the body to use, and the rubber circle can be fine prevents lock nut and body contact wear, has improved the life who connects.
2. The sectional type design of utilizing joint main part and protection head, the utilization joint that can be fine is to the connection of table case and pipeline, and the packing ring that sets up simultaneously, gas leakage when preventing to connect the use that can be fine has fine sealed effect.
Drawings
Fig. 1 is a schematic perspective view of an explosion-proof connector of a gas meter signal line according to the present invention;
fig. 2 is the utility model provides a gas table signal line's explosion-proof type connects half section structure schematic diagram.
In the figure: 1 connects body, 3 external screw threads, 4 rubber rings, 5 lock nuts, 6 mounting grooves, 7 internal threads, 8 protection heads, 9 washers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1 to 2 simultaneously, the explosion-proof type of gas meter signal line connects, including connecting body 1, the outside that connects body 1 is provided with mounting groove 6, the inside of mounting groove 6 is provided with rubber circle 4, the outside that connects body 1 is provided with external screw thread 3, connect body 1 through external screw thread threaded connection have lock nut 5, the inside that connects body 1 one end is provided with internal thread 7, connect body 1 through internal thread 7 threaded connection have protection head 8, the inside that connects body 1 is provided with packing ring 9, one side and the laminating of protection head 8 of packing ring 9, packing ring 9 has fine sealing performance, prevent to leak gas in the in-process that uses, can be fine seal the connection position, packing ring 9 and rubber circle 4 are polytetrafluoroethylene to make simultaneously.
Further, the inside that connects body 1 and protection head 8 is the cavity setting, and connects body 1 and protection head 8 and be the copper material and make, and the joint that the copper material was made has fine wearability to and explosion-proof, change the drawback that the plastic joint is fragile among the traditional art.
Further, the specification of rubber circle 4 and the specification looks adaptation of mounting groove 6, the both sides outer wall of rubber circle 4 respectively with the inner wall of mounting groove 6 and the laminating of one side outer wall of lock nut 5, the messenger that rubber circle 4 can be fine connects body 1 surface and lock nut 5 contact except that the screw thread, prevent to lead to lock nut 5 and main part to drop because of the vibration at the in-process that connects body 1 to use, rubber circle 4 can be fine prevents lock nut 5 and body contact wear.
Further, the cross-sectional shape of the joint body 1 is zigzag stepped.
Further, the specification of connecting body 1 and the specification looks adaptation of protection head 8, and the gas pipeline is intervene to one side that protection head 8 kept away from connecting body 1, utilizes the sectional type design that connects main part 1 and protection head 8, and the utilization joint that can be fine is to the connection of table case and pipeline.
Further, connect the one end and the gas meter case threaded connection that body 1 has external screw thread 3.
In summary, the following steps: when the connector is used, the rubber ring 4 can well enable the outer surface of the connector body 1 except for the threads to be in contact with the locking nut 5, so that the locking nut 5 is prevented from falling off from a main body due to vibration in the using process of the connector body 1, the rubber ring 4 can well prevent the locking nut 5 from being in contact with the body to be abraded, and the service life of the connector is prolonged; utilize the sectional type design that connects main part 1 and protection head 8, the connection of utilization joint to table case and pipeline that can be fine, the packing ring 9 that sets up simultaneously, gas leakage when preventing that can be fine connects the use has fine sealed effect.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Explosion-proof type of gas table signal line connects, including connecting body (1), its characterized in that, the outside that connects body (1) is provided with mounting groove (6), the inside of mounting groove (6) is provided with rubber circle (4), the outside that connects body (1) is provided with external screw thread (3), connect body (1) and have lock nut (5) through external screw thread threaded connection, the inside that connects body (1) one end is provided with internal thread (7), connect body (1) and have protection head (8) through internal thread (7) threaded connection, the inside that connects body (1) is provided with packing ring (9), one side and the protection head (8) laminating of packing ring (9).
2. The explosion-proof joint of the gas meter signal wire of claim 1, wherein the joint body (1) and the protection head (8) are both hollow, and the joint body (1) and the protection head (8) are both made of copper material.
3. The explosion-proof type joint of the gas meter signal wire is characterized in that the specification of the rubber ring (4) is matched with that of the mounting groove (6), and the outer walls of two sides of the rubber ring (4) are respectively attached to the inner wall of the mounting groove (6) and the outer wall of one side of the locking nut (5).
4. The explosion-proof connector of a gas meter signal wire according to claim 1, wherein the cross-sectional shape of the connector body (1) is zigzag stepped.
5. The explosion-proof connector of the gas meter signal wire is characterized in that the specification of the connector body (1) is matched with that of the protection head (8), and one side, far away from the connector body (1), of the protection head (8) is inserted into a gas pipeline.
6. The explosion-proof connector of the gas meter signal wire is characterized in that one end of the connector body (1) with the external thread (3) is in threaded connection with a gas meter box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028131.5U CN210600525U (en) | 2019-07-04 | 2019-07-04 | Explosion-proof joint of gas meter signal wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028131.5U CN210600525U (en) | 2019-07-04 | 2019-07-04 | Explosion-proof joint of gas meter signal wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210600525U true CN210600525U (en) | 2020-05-22 |
Family
ID=70711562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028131.5U Expired - Fee Related CN210600525U (en) | 2019-07-04 | 2019-07-04 | Explosion-proof joint of gas meter signal wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210600525U (en) |
-
2019
- 2019-07-04 CN CN201921028131.5U patent/CN210600525U/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: 20200522 Termination date: 20210704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |