CN218298238U

CN218298238U - Shell structure and combustible gas on-line monitoring appearance

Info

Publication number: CN218298238U
Application number: CN202222329325.7U
Authority: CN
Inventors: 张强; 黄立桥; 梁浩; 唐政; 张福治; 王苗全
Original assignee: Hebei Yuanjian Fengxing Environmental Protection Equipment Co ltd
Current assignee: Hebei Yuanjian Fengxing Environmental Protection Equipment Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-13
Anticipated expiration: 2032-08-31

Abstract

The utility model provides a shell structure and combustible gas on-line monitoring appearance, shell structure include basic shell, cap, glass board and press the subassembly. The base shell is provided with an accommodating cavity used for accommodating the power supply module, and the base shell is provided with an opening communicated with the accommodating cavity. The inside wall face that encircles the holding chamber is equipped with a plurality of connection groups, and each connection group all sets up along open direction for support and locking the electric module. The shell cover is located uncovered department, and can dismantle with the base shell and be connected to seal the holding chamber. The shell cover is provided with an opening which is matched and corresponding to the liquid crystal screen in the electric module. The glass plate is fixedly arranged at the opening to seal the opening. The pressing component is arranged on the glass plate, corresponds to the button on the liquid crystal screen in the electric module and is used for controlling the button on the liquid crystal screen in the electric module. The utility model provides a shell structure can be effectual seals up the electric module, can guarantee the stable installation of electric module moreover, simple structure, and the practicality is strong.

Description

Shell structure and combustible gas on-line monitoring appearance

Technical Field

The utility model belongs to the technical field of combustible gas monitoring facilities, concretely relates to shell structure and combustible gas on-line monitoring appearance.

Background

Along with the scale of natural gas pipe network is bigger and bigger, natural gas pipe network safety problem is also more outstanding, to the monitoring of combustible gas, adopt combustible gas monitoring facilities usually, however in order to guarantee to the real-time supervision of combustible gas, directly put into the underground space of treating the monitoring with combustible gas monitoring facilities usually, and through wireless mode and terminal connection to realize the real-time supervision of combustible gas, this kind of mode can guarantee timely, safety and accuracy etc. of gas monitoring.

In the prior art, a combustible gas monitoring device generally comprises a housing, an electrical module located in the housing, and various monitoring heads fixed on the housing and electrically connected with the electrical module. Because the electric module is involved, the shell needs to be ensured to have good sealing performance so as to realize the moisture protection of the electric module, but the shell usually comprises a lower shell and an upper cover, a liquid crystal screen is arranged in the electric module, the liquid crystal screen needs to be operated on the liquid crystal screen during installation or use, the working mode of the combustible gas monitoring equipment is selected through a button, so the liquid crystal screen needs to directly penetrate through the upper cover (a through hole is formed in the liquid crystal screen), the subsequent sealing is only to paint sealant before the liquid crystal screen and the upper cover, the structure directly causes the poor sealing performance of the shell, and the service life of the shell is shortened due to the fact that the sealant is easy to age rapidly after contacting with individual organic gas, and the practicability is poor. In addition, the electric module is usually directly clamped in the housing, a certain gap exists between the electric module and the housing, and the electric module is easy to shake and damage in the moving process of the combustible gas monitoring device.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a shell structure and combustible gas on-line monitoring appearance aims at solving the current poor problem of combustible gas monitoring facilities practicality.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a housing structure comprising:

the base shell is provided with an accommodating cavity for accommodating a power supply module, and the base shell is provided with an opening communicated with the accommodating cavity; a plurality of connecting groups are arranged around the inner side wall surface of the accommodating cavity, and each connecting group is arranged along the opening direction of the opening and is used for supporting and locking the electric module;

the shell cover is positioned at the opening and is detachably connected with the base shell so as to seal the accommodating cavity; the shell cover is provided with an opening which is matched and corresponding to the liquid crystal screen in the electric module;

the glass plate is fixedly arranged at the opening so as to seal the opening; and

and the pressing component is arranged on the glass plate, corresponds to the button on the liquid crystal screen in the electric module and is used for controlling the button on the liquid crystal screen in the electric module.

In a possible implementation manner, each connection group comprises a support column and a locking screw; the supporting column and the base shell are of an integrally formed structure, and one end of the supporting column is flush with the opening along the opening direction of the opening so as to limit and support the electric module; the screw is located outside the opening, and one end of the screw is used for penetrating through the electric module and then is in threaded connection with a threaded hole formed in the supporting column so as to fix the electric module.

In one possible implementation, the base housing and the housing cover are flange-connected.

In one possible implementation manner, the housing cover comprises a cover body, a buckle plate and a fastening screw; the side surface of the cover body close to the opening is provided with an embedded groove, and the embedded groove is communicated with the opening so as to be embedded by the glass plate; the pinch plate is positioned on the outer side of the embedded groove and used for clamping the glass plate together with the cover body; the fastening screws are uniformly distributed at the outer edge of the buckle plate, and one end of each fastening screw penetrates through the buckle plate and then is in threaded connection with the cover body so as to lock the buckle plate.

In a possible implementation manner, a slide hole is arranged on the glass plate, one end of the slide hole is arranged along the normal direction of the glass plate, a slide opening communicated with the slide hole is arranged on one side, close to the accommodating cavity, of the glass plate, the diameter of the slide opening is smaller than that of the slide hole, and an annular abutting end surface is formed at the transition position of the slide opening and the slide hole;

the pressing component comprises a magnetic sliding column, a spring and a permanent magnet; the magnetic sliding column is arranged in the sliding hole in a sliding mode along the normal direction of the glass plate; the spring is arranged in the sliding hole, one end of the spring is abutted against the magnetic sliding column, and the other end of the spring is abutted against the abutting end face and is used for bouncing the magnetic sliding column to be far away from a button on a liquid crystal screen in the electric module in the accommodating cavity; the permanent magnet is positioned outside the accommodating cavity and used for repelling the magnetic sliding column in the same polarity so as to push the magnetic sliding column to move towards the accommodating cavity and press a button on a liquid crystal screen in the electric module in the accommodating cavity.

In a possible implementation manner, the glass plate includes two tempered glass sheets that are overlapped, and the sliding hole and the sliding opening are both located on the tempered glass sheet that is close to the accommodating cavity.

The utility model discloses still include a combustible gas on-line monitoring appearance, including foretell shell structure, electric module and combustible gas sensor.

Compared with the prior art, the shell structure provided in the implementation mode/application embodiment has the advantages that the base shell and the shell cover can be detachably connected, the sealing of the electric module can be guaranteed, the electric module is guaranteed to have a stable working environment, and meanwhile the combination of the base shell and the shell cover is convenient to install and fix. The plurality of connecting groups arranged in the accommodating cavity can ensure that the electric module is supported and fixed, and the structure can effectively ensure the stability of the electric module, prevent the electric module from shaking and effectively prevent the electric module from being damaged. The glass plate arranged on the shell cover can facilitate the staff to check the liquid crystal screen, and meanwhile, the glass plate can also ensure the sealing of the accommodating cavity, so that the working environment of the electric module is further ensured. And the pressing assembly can ensure that the electric module is controlled outside the glass plate. The shell structure that this embodiment provided can be effectual seals the electric module, can guarantee the stable installation of electric module moreover, simple structure, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a housing structure according to an embodiment of the present invention;

fig. 2 is a schematic partial sectional view of a housing structure according to an embodiment of the present invention (a housing cover is partially provided with an electrical module);

fig. 3 is a schematic diagram of a basic housing structure of the housing structure provided by the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a pressing assembly of a housing structure according to an embodiment of the present invention;

description of the reference numerals:

10. a base shell; 11. an accommodating cavity; 12. opening the opening; 13. support columns, 14 and locking screws; 20. a shell cover; 21. a cover body; 22. buckling the plate; 23. a fastening screw; 30. a glass plate; 40. a pressing assembly; 41. a magnetic spool; 42. a spring; 43. a permanent magnet; 50. an electrical module; 60. combustible gas inductor.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 4, the housing structure of the present invention will be described. The housing structure includes a base housing 10, a housing cover 20, a glass plate 30, and a pressing member 40. The base case 10 has a receiving cavity 11 for the power supply module 50 to be inserted therein, and the base case 10 has an opening 12 communicating with the receiving cavity 11. A plurality of connection sets are disposed around the inner sidewall of the receiving cavity 11, and each connection set is disposed along the opening direction of the opening 12 for supporting and locking the electrical module 50. The housing cover 20 is located at the opening 12 and detachably connected to the base housing 10 to seal the accommodating chamber 11. The housing cover 20 has an opening that fits over and corresponds to the liquid crystal display in the electrical module 50. The glass plate 30 is fixedly disposed at the opening to seal the opening. The pressing member 40 is disposed on the glass plate 30 and corresponds to a button on a liquid crystal display of the electrical module 50 for controlling the button on the liquid crystal display of the electrical module 50.

Compared with the prior art, the housing structure provided by the embodiment has the advantages that the base housing 10 and the housing cover 20 are detachably connected, so that the sealing of the electric module 50 can be ensured, the electric module 50 is ensured to have a stable working environment, and meanwhile, the combination of the base housing 10 and the housing cover 20 is convenient to install and fix. The plurality of connection sets arranged in the accommodating cavity 11 can support the electric module 50 and fix the electric module 50, and the structure can effectively ensure the stability of the electric module 50, prevent the electric module 50 from shaking and effectively prevent the electric module 50 from being damaged. The glass plate 30 arranged on the shell cover 20 can facilitate the checking of a liquid crystal screen by a worker, and meanwhile, the glass plate 30 can also ensure the sealing of the accommodating cavity 11, so that the working environment of the electric module 50 is further ensured. While the pressing assembly 40 ensures that the electrical module 50 is controlled outside the glass plate 30. The shell structure that this embodiment provided can be effectual seals the electric module 50, can guarantee the stable installation of electric module 50 moreover, simple structure, and the practicality is strong.

In some embodiments, the connection set may be configured as shown in fig. 2 to 3. Referring to fig. 2 to 3, each connection group includes a support column 13 and a locking screw 14. The supporting column 13 and the base housing 10 are integrally formed, and one end of the supporting column 13 is flush with the opening 12 along the opening direction of the opening 12 for limiting and supporting the electrical module 50. A screw is positioned outside the opening 12 and one end of the screw is used for threading through the electrical module 50 and then screwing with a threaded hole provided on the support column 13 to fix the electrical module 50. The supporting columns 13 and the base shell 10 are integrally formed, so that the manufacturing is convenient, and meanwhile, a plurality of supporting columns 13 can be combined to form a platform for limiting and supporting the electric module 50, so as to ensure the placement of the electric module 50. The locking screw 14 locks the electrical module 50 to the support post 13, thereby ensuring the stability of the electrical module 50 and preventing the electrical module 50 from shaking.

In addition, because a plurality of support columns 13 are arranged in the accommodating cavity 11 of the base shell 10, the plurality of support columns 13 can enhance the structural strength of the base shell 10, and the use safety is ensured.

In some embodiments, the base housing 10 and the cover housing 20 may have the structure shown in fig. 1. Referring to fig. 1, the base case 10 and the case cover 20 are flange-connected, and the flange-connected structure has high connection strength, good sealing performance, and easy manufacturing. Preferably, the base housing 10 is provided with a flange ring, and the cover housing 20 is provided with a flange connection surface adapted to the flange ring. This technology is prior art and will not be described herein.

In some embodiments, housing cover 20 may be configured as shown in FIG. 2. Referring to fig. 2, the housing cover 20 includes a cover body 21, a pinch plate 22, and a fastening screw 23. The side surface of the cover body 21 close to the opening 12 is provided with an embedded groove which is communicated with the opening for embedding the glass plate 30. The pinch plate 22 is located outside the insertion groove and is used for clamping the glass plate 30 together with the cover body 21. A plurality of fastening screws 23 are arranged, each fastening screw 23 is uniformly distributed at the outer edge of the buckle plate 22, and one end of each fastening screw 23 penetrates through the buckle plate 22 and then is in threaded connection with the cover body 21 so as to lock the buckle plate 22. The glass plate 30 is fixed to the lid body 21 by securing the fitting of the glass plate 30 by the fastening screw 23 and the clip plate 22. The mode can change the mode that the liquid crystal screen in the electric module 50 in the past passes through the shell cover 20, and then the sealed environment is provided for the electric module 50 to the effectual assurance, and the practicality is strong.

In some embodiments, the pressing assembly 40 may be configured as shown in fig. 4. Referring to fig. 4, a slide hole is formed in the glass plate 30, one end of the slide hole is arranged along a normal direction of the glass plate 30, a slide opening communicated with the slide hole is formed in one side of the glass plate 30 close to the accommodating cavity 11, the diameter of the slide opening is smaller than that of the slide hole, and an annular abutting end face is formed at a transition position of the slide opening and the slide hole.

The pressing assembly 40 includes a magnetic slider 41, a spring 42, and a permanent magnet 43. The magnetic slider 41 is slidably disposed in the slide hole along the normal direction of the glass plate 30. The spring 42 is disposed in the slide hole, one end of the spring 42 abuts against the magnetic slide column 41, and the other end of the spring 42 abuts against the abutting end face, for bouncing the magnetic slide column 41 away from the button on the liquid crystal display in the electrical module 50 in the accommodating cavity 11. The permanent magnet 43 is located outside the accommodating cavity 11 and configured to repel with the magnetic sliding column 41 in the same polarity, so as to push the magnetic sliding column 41 to move into the accommodating cavity 11, so as to press a button on a liquid crystal display in the electrical module 50 in the accommodating cavity 11.

The magnetic sliding column 41 and the permanent magnet 43 are both magnets, and like poles of the two magnets repel each other, so that the magnetic sliding column 41 can be effectively pushed outside the accommodating cavity 11, and then the magnetic sliding column 41 presses a button on a liquid crystal screen in the electric module 50.

In order to prevent the magnetic slider 41 from coming off the slide hole, a stopper ring is provided at one end of the magnetic slider 41 to abut against the spring 42.

In another embodiment of the present embodiment, the pressing member 40 employs a magnetic switch, a control portion of the magnetic switch is disposed in the accommodating cavity 11 and electrically connected to the electrical module 50, and a magnetic rod adapted to the control portion can control the control portion.

In some embodiments, the glass sheet 30 may be configured as shown in FIG. 4. Referring to fig. 4, the glass plate 30 includes two pieces of tempered glass that are overlapped, and the sliding hole and the sliding opening are both located on the piece of tempered glass that is close to the accommodating cavity 11. The overlapping structure of the two toughened glass sheets can ensure the opening of the sliding hole and the sliding opening, and is convenient for installing the magnetic sliding column 41 and the spring 42. Preferably, the two tempered glass sheets can be integrally bonded after being overlapped.

The embodiment of the present application further provides an online combustible gas monitor, which includes the above-mentioned housing structure, the electric module 50 and the combustible gas sensor 60.

In the online monitor for combustible gas provided by this embodiment, the electric module 50 of the online monitor for combustible gas includes a circuit board, a controller, a battery, a wireless transmission unit, and the like, so as to realize online monitoring with the internet of things. It should be noted that the wiring board is secured when the electrical module 50 is secured to the housing structure. The controller and the wireless transmission unit are all in the prior art, and are not described herein again. In addition, the battery can be built-in, and the circuit board can also be directly used by an external power supply. Combustible gas sensor 60 sets up in the outside of shell structure, and can dismantle with shell structure and be connected, because combustible gas sensor 60 and combustible gas sensor 60's connected mode is prior art, no longer describes herein.

Compared with the prior art, the combustible gas on-line monitoring instrument provided by the embodiment can effectively seal the electric module 50 through the arranged shell structure, can ensure the stable installation of the electric module 50, prolongs the service life, and has the advantages of good monitoring effect, simple structure and strong practicability.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A housing structure, comprising:

2. The enclosure structure of claim 1 wherein each of said connection sets comprises a support post and a locking screw; the supporting column and the base shell are of an integrally formed structure, and one end of the supporting column is flush with the opening along the opening direction of the opening so as to limit and support the electric module; the screw is located outside the opening, and one end of the screw is used for penetrating through the electric module and then is in threaded connection with a threaded hole formed in the supporting column so as to fix the electric module.

3. The housing structure of claim 2, wherein said base housing and said cover housing are flanged.

4. The housing structure of claim 1, wherein the housing cover comprises a cover body, a pinch plate, and a fastening screw; the side surface of the cover body close to the opening is provided with an embedded groove, and the embedded groove is communicated with the opening so as to be embedded by the glass plate; the pinch plate is positioned on the outer side of the embedded groove and used for clamping the glass plate together with the cover body; the fastening screws are uniformly distributed at the outer edge of the buckle plate, and one end of each fastening screw penetrates through the buckle plate and then is in threaded connection with the cover body so as to lock the buckle plate.

5. The housing structure according to claim 1, wherein a slide hole is provided on the glass plate, one end of the slide hole is arranged along a normal direction of the glass plate, a slide opening communicated with the slide hole is provided on a side of the glass plate close to the accommodating cavity, the diameter of the slide opening is smaller than that of the slide hole, and an annular abutting end surface is formed at a transition position of the slide opening and the slide hole;

the pressing component comprises a magnetic sliding column, a spring and a permanent magnet; the magnetic sliding column is arranged in the sliding hole in a sliding mode along the normal direction of the glass plate; the spring is arranged in the sliding hole, one end of the spring is abutted against the magnetic sliding column, and the other end of the spring is abutted against the abutting end face and is used for bouncing the magnetic sliding column to be far away from a button on a liquid crystal screen in the electric module in the accommodating cavity; the permanent magnet is positioned outside the accommodating cavity and is used for repelling with the magnetic sliding column in the same polarity so as to push the magnetic sliding column to move towards the accommodating cavity and press a button on a liquid crystal screen in the electric module in the accommodating cavity.

6. A housing structure according to claim 5, characterized in that said glass plate comprises two pieces of tempered glass arranged one above the other, said slide hole and said slide opening being located on said piece of tempered glass close to said receiving cavity.

7. An on-line monitor for combustible gas, comprising a housing structure according to any one of claims 1 to 6, an electrical module and a combustible gas sensor.