CN211113760U

CN211113760U - Well lid with natural gas leakage detection function

Info

Publication number: CN211113760U
Application number: CN201921534017.XU
Authority: CN
Inventors: 郭凌云; 刘志维
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-07-28
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to a natural gas well lid technical field just discloses take well lid of natural gas leakage detection function, which comprises a base, bottom in the base is provided with the lid, the bottom of lid contacts with the bottom in the base, the top in the lid and the sealed surface joint that fills up, the sealed surface joint of inner wall and snap ring that fills up, the top of snap ring and the middle part fixed connection of roof lower surface. This take well lid of natural gas leakage detection function promotes to push away the dish rebound after natural gas leaks to and push away the dish and trigger the cooperation of piece and alarm, make the natural gas well lid easily monitor the natural gas leakage and send out the police dispatch newspaper after the natural gas leaks, carry out the angle transform through triggering the piece and contact with the position that triggers at alarm top, make the natural gas well lid can be comparatively timely after the natural gas leaks the police dispatch newspaper, improved the convenience that the natural gas well lid used.

Description

Well lid with natural gas leakage detection function

Technical Field

The utility model relates to a natural gas well lid technical field specifically is a take well lid of natural gas leakage detection function.

Background

Often can set up multiunit valve well in city natural gas line lays the in-process, and the valve well is that the valve of pipeline and underground piping is convenient when opening and closing partial pipe network operation or maintenance operation in order to need, and a well of setting is provided with the valve with the natural gas line intercommunication in the valve well, and the top of valve well is provided with the natural gas well lid. General natural gas well lid is circular cast iron well lid, and the well lid only plays the effect of covering the well head. The natural gas well lid on the existing market can not discover leakage of natural gas in time, easily causes environmental pollution and harms personal safety.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a take well lid of natural gas leakage detection function has solved the leakage that the natural gas well lid on the existing market can't in time discover the natural gas, easily causes the pollution of environment and endangers the problem of personal safety.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a well lid with a natural gas leakage detection function comprises a base, wherein a lid body is arranged at the bottom in the base, the bottom of the lid body is contacted with the bottom in the base, the top in the lid body is clamped with the outer surface of a sealing gasket, the inner wall of the sealing gasket is clamped with the outer surface of a clamping ring, the top of the clamping ring is fixedly connected with the middle of the lower surface of a top plate, the upper surface of the top plate is clamped with the upper surface of the lid body, the left side of the bottom in the lid body is fixedly connected with the bottom of a first supporting column, the top of the first supporting column is fixedly connected with the left side of the lower surface of a first fixing plate, the right side of the lower surface of the first fixing plate is fixedly connected with the top of a limiting rod, a compression spring is arranged on the outer side of the limiting rod, the top of the compression spring is clamped with the right side of the lower surface, the lower fixed surface of right side and second fixed plate is connected in the lid, the rear side of second fixed plate respectively with the front side spiro union of two sets of bearings, the middle part of bearing and the front end joint of pivot, the rear end of pivot and the middle part fixed connection of fixed disk front side, the rear side of fixed disk and the left side joint of trigger piece, it is two sets of the right side of trigger piece bottom all is provided with the alarm, and is two sets of lie in the bottom of top alarm and the upper surface spiro union of third fixed plate in the alarm, the rear side of third fixed plate lower surface and the top fixed connection of second support column, bottom fixed connection in the bottom of second support column and the lid is two sets of lie in the bottom of the alarm of bottom in the alarm and the bottom spiro union in the lid in the alarm, it is two sets of the alarm all lies in the right side of second fixed plate.

Preferably, the push disc is circular, the push disc is a low-density plastic disc, and the right side of the push disc is located on the right side of the left end of the trigger piece and on the left side of the fixed disc.

Preferably, the trigger piece is a brass sheet, the thickness of the trigger piece is smaller than 1mm, and the right side of the trigger piece is positioned above the trigger part of the alarm.

Preferably, the top of the alarm is provided with a circular triggering part, and the triggering part is made of conductive metal.

Preferably, compression spring's length is greater than the length of gag lever post, the distance between the bottom in the bottom of gag lever post and the lid is slightly greater than the distance between the bottom in top trigger piece and the lid in two sets of trigger pieces.

Preferably, a circular push disc hole is formed in the middle of the inner lower surface of the cover body, the push disc is located inside the push disc hole, and the depth of the push disc hole is equal to the height of the push disc.

(III) advantageous effects

Compared with the prior art, the utility model provides a take well lid of natural gas leakage detection function possesses following beneficial effect:

1. this take well lid of natural gas leakage detection function promotes to push away the dish rebound after natural gas leaks to and push away the dish and trigger the cooperation of piece and alarm, make the natural gas well lid easily monitor the natural gas leakage and send out the police dispatch newspaper after the natural gas leaks, carry out the angle transform through triggering the piece and contact with the position that triggers at alarm top, make the natural gas well lid can be comparatively timely after the natural gas leaks the police dispatch newspaper, improved the convenience that the natural gas well lid used.

2. This take well lid of natural gas leakage detection function is thin copper sheet through two sets of trigger pieces, and two sets of trigger pieces cooperate with two sets of alarms respectively for the natural gas well lid can divide into two kinds of grades to the degree that natural gas leaked and send out the police dispatch newspaper, through compression spring with push away being connected of dish, makes the natural gas well lid comparatively sensitive to the rising of atmospheric pressure.

Drawings

Fig. 1 and 2 are schematic views of the internal structure of the present invention;

FIG. 3 is a schematic structural view of the present invention;

fig. 4 is a schematic view of the top plate structure of the present invention;

fig. 5 is an enlarged view of a structure a in fig. 1.

In the figure: 1. a base; 2. a cover body; 3. a top plate; 4. a snap ring; 5. a gasket; 6. a first support column; 7. a first fixing plate; 8. a limiting rod; 9. a compression spring; 10. pushing the disc; 11. a second fixing plate; 12. a bearing; 13. a rotating shaft; 14. fixing the disc; 15. a trigger piece; 16. a second support column; 17. a third fixing plate; 18. an alarm.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a well lid with a natural gas leakage detection function comprises a base 1, wherein a lid body 2 is arranged at the bottom in the base 1, the bottom of the lid body 2 is contacted with the bottom in the base 1, the top in the lid body 2 is clamped with the outer surface of a sealing gasket 5, the inner wall of the sealing gasket 5 is clamped with the outer surface of a clamping ring 4, the top of the clamping ring 4 is fixedly connected with the middle part of the lower surface of a top plate 3, the upper surface of the top plate 3 is clamped with the upper surface of the lid body 2, the left side of the bottom in the lid body 2 is fixedly connected with the bottom end of a first supporting column 6, the top end of the first supporting column 6 is fixedly connected with the left side of the lower surface of a first fixing plate 7, the right side of the lower surface of the first fixing plate 7 is fixedly connected with the top end of a limiting rod 8, a compression spring 9 is arranged at the outer side of the limiting rod 8, the, the distance between the bottom end of the limiting rod 8 and the inner bottom of the cover body 2 is slightly larger than the distance between the top triggering sheet 15 in the two groups of triggering sheets 15 and the inner bottom of the cover body 2, the bottom end of the compression spring 9 is clamped with the middle part of the upper surface of the push tray 10, the natural gas well lid is sensitive to the rise of air pressure through the connection of the compression spring 9 and the push tray 10, the push tray 10 is circular, the push tray 10 is a low-density plastic tray, the right side of the push tray 10 is positioned on the right side of the left end of the triggering sheet 15 and on the left side of the fixed tray 14, the push tray 10 is pushed to move upwards through the leakage of natural gas, and the push tray 10 is matched with the triggering sheet 15 and the alarm 18, so that the natural gas well lid is easy to monitor the leakage of the natural gas and send an alarm after the leakage of the natural gas, a circular push tray hole is formed in the middle part of the inner lower surface of the cover body 2, the right side in the cover body 2 is fixedly connected with the lower surface of a second fixing plate 11, the rear side of the second fixing plate 11 is respectively in threaded connection with the front sides of two groups of bearings 12, the middle parts of the bearings 12 are clamped with the front end of a rotating shaft 13, the rear end of the rotating shaft 13 is fixedly connected with the middle part of the front side of a fixed disc 14, the rear side of the fixed disc 14 is clamped with the left side of a trigger sheet 15, the trigger sheet 15 is a brass sheet, the thickness of the trigger sheet 15 is smaller than 1mm, the right side of the trigger sheet 15 is positioned above the trigger part of an alarm 18, the two groups of trigger sheets 15 are thin brass sheets, the two groups of trigger sheets 15 are respectively matched with two groups of alarms 18, so that the natural gas well cover can give an alarm according to two levels of natural gas leakage degree, the alarms are arranged on the right sides of the bottoms of the two groups of trigger sheets 15, the bottoms of, the rear side of third fixed plate 17 lower surface and the top fixed connection of second support column 16, bottom fixed connection in bottom and the lid 2 of second support column 16, the bottom of the alarm 18 that lies in the bottom in two sets of alarms 18 and the bottom spiro union in the lid 2, two sets of alarms 18 all are located the right side of second fixed plate 11, the top of alarm 18 is provided with circular trigger position, the trigger position is the conductive metal material, carry out the angle transformation through triggering piece 15 and contact with the trigger position at alarm 18 top, make the natural gas well lid can be comparatively timely after the natural gas leaks and send out the police dispatch newspaper, the convenience of natural gas well lid use has been improved.

The working principle is as follows: after natural gas leaks, the gas pushes the push disc 10 to move upwards, the push disc 10 pushes the trigger piece 15 located at the bottom in the two sets of trigger pieces 15 to move upwards on the left side, so that the bearing 12 drives the rotating shaft 13 to rotate, the trigger piece 15 touches the trigger part located at the bottom in the two sets of alarms 18 on the right side after angle conversion, so that the alarms 18 are switched on and send out alarm signals, when the natural gas leaks seriously, the gas pushes the push disc 10 to move upwards and bends the trigger piece 15 located at the bottom in the two sets of trigger pieces 15 upwards on the left side, so that the push disc 10 pushes the trigger piece 15 located at the top in the two sets of trigger pieces 15 to change angles, and the alarm 18 located at the top in the two sets of alarms 18 is switched on and sends out alarm signals.

To sum up, this take well lid of natural gas leakage detection function, promote to push away set 10 and upwards remove after leaking through the natural gas, and push away set 10 and trigger piece 15 and alarm 18's cooperation, make the natural gas well lid easily monitor the natural gas leakage and send out the police dispatch newspaper after the natural gas leaks, carry out the angle transform through triggering piece 15 and contact with the trigger position at alarm 18 top, make the natural gas well lid can be comparatively timely after the natural gas leaks and send out the police dispatch newspaper, the convenience of natural gas well lid use has been improved, it is thin copper sheet to trigger piece 15 through two sets of, and two sets of trigger piece 15 cooperate with two sets of alarms 18 respectively, make the natural gas well lid can divide into two kinds of grades to the degree of natural gas leakage and send out the police dispatch newspaper, through compression spring 9 with being connected of pushing away set 10, make the natural gas well lid comparatively sensitive to the rising.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take well lid of natural gas leakage detection function, includes base (1), its characterized in that: the bottom in the base (1) is provided with a cover body (2), the bottom of the cover body (2) is contacted with the bottom in the base (1), the top in the cover body (2) is connected with the outer surface of a sealing gasket (5) in a clamped manner, the inner wall of the sealing gasket (5) is connected with the outer surface of a clamping ring (4), the top of the clamping ring (4) is fixedly connected with the middle of the lower surface of a top plate (3), the upper surface of the top plate (3) is connected with the upper surface of the cover body (2) in a clamped manner, the left side of the bottom in the cover body (2) is fixedly connected with the bottom of a first supporting column (6), the top of the first supporting column (6) is fixedly connected with the left side of the lower surface of a first fixing plate (7), the right side of the lower surface of the first fixing plate (7) is fixedly connected with the top of a limiting rod (8), and a compression spring (9, the top of compression spring (9) and the right side joint of first fixed plate (7) lower surface, the bottom of compression spring (9) and the middle part joint of pushing away set (10) upper surface, the lower fixed surface of right side and second fixed plate (11) is connected in lid (2), the rear side of second fixed plate (11) respectively with the front side spiro union of two sets of bearings (12), the middle part of bearing (12) and the front end joint of pivot (13), the middle part fixed connection of the rear end of pivot (13) and fixed disk (14) front side, the rear side of fixed disk (14) and the left side joint of triggering piece (15), two sets of the right side of triggering piece (15) bottom all is provided with alarm (18), two sets of lie in the alarm (18) the bottom of top alarm (18) and the upper surface spiro union of third fixed plate (17), the rear side of third fixed plate (17) lower surface and the top fixed connection of second support column (16), the bottom fixed connection in bottom and the lid (2) of second support column (16), two sets of lie in the bottom of the alarm (18) of bottom in alarm (18) and the bottom spiro union in lid (2), two sets of alarm (18) all are located the right side of second fixed plate (11).

2. The manhole cover with a natural gas leakage detection function according to claim 1, wherein: the push disc (10) is circular, the push disc (10) is a low-density plastic disc, and the right side of the push disc (10) is located on the right side of the left end of the trigger sheet (15) and on the left side of the fixed disc (14).

3. The manhole cover with a natural gas leakage detection function according to claim 1, wherein: the trigger piece (15) is a brass sheet, the thickness of the trigger piece (15) is smaller than 1mm, and the right side of the trigger piece (15) is located above the triggering part of the alarm (18).

4. The manhole cover with a natural gas leakage detection function according to claim 1, wherein: the top of the alarm (18) is provided with a circular triggering part, and the triggering part is made of conductive metal.

5. The manhole cover with a natural gas leakage detection function according to claim 1, wherein: the length of compression spring (9) is greater than the length of gag lever post (8), the distance between the bottom in the bottom of gag lever post (8) and lid (2) slightly is greater than the distance between top trigger piece (15) and the lid (2) interior bottom in two sets of trigger pieces (15).

6. The manhole cover with a natural gas leakage detection function according to claim 1, wherein: the middle part of the inner lower surface of the cover body (2) is provided with a circular push disc hole, the push disc (10) is positioned in the push disc hole, and the depth of the push disc hole is equal to the height of the push disc (10).