CN213398293U

CN213398293U - Gas sensor

Info

Publication number: CN213398293U
Application number: CN202022240480.2U
Authority: CN
Inventors: 方晨
Original assignee: Zhenjiang Yingge Electric Co ltd
Current assignee: Zhenjiang Yingge Electric Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-08
Anticipated expiration: 2030-10-10

Abstract

The utility model provides a gas sensor, which comprises a protective screen, a gas sensor main body, a mounting plate and a connecting and fixing mechanism, wherein the gas sensor main body is arranged on the upper end surface of the gas sensor main body; connect fixed establishment including pressing the post, dodging hole and direction briquetting, dodge the hole and set up at gas sensor main part up end, press the post and install at dodging downthehole portion, the direction briquetting is installed at pressing the toe portion, all has seted up the chucking hole on the relative both sides wall of gas sensor main part and the relative both sides inner wall of mounting panel, the inside chucking post of installing of chucking hole, the chucking post is installed inside the gas sensor main part, and the movable block is installed to chucking post left end face, and chucking post annular side cover is equipped with reset spring, the utility model discloses rational in infrastructure, the combination installation of being convenient for connects fixedly convenient, and it is convenient to dismantle the maintenance.

Description

Gas sensor

Technical Field

The utility model relates to a gas sensor belongs to gas sensor technical field.

Background

A gas sensor is a transducer that converts a certain gas volume fraction into a corresponding electrical signal. The probe conditions the gas sample through the gas sensor, typically including filtering out impurities and interfering gases, drying or refrigerating the instrument display.

Among the prior art, current gas sensor is not convenient for connect fixedly when using, influences the installation progress to and be not convenient for dismantle, influence the maintenance progress, the result of use is not good, needs a gas sensor now promptly to solve the above-mentioned problem that appears.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a gas sensor to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the composite mounting of being convenient for connects fixedly convenient, and it is convenient to dismantle the maintenance.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a gas sensor comprises a protective net, a gas sensor main body, a mounting plate and a connecting and fixing mechanism, wherein the gas sensor main body is arranged on the upper end face of the gas sensor main body;

connect fixed establishment including pressing the post, dodging hole and direction briquetting, it sets up at gas sensor main part up end to dodge the hole, press the post and install at dodging downthehole portion, the direction briquetting is installed at pressing the bottom of the post, all seted up the chucking hole on the relative both sides wall of gas sensor main part and the relative both sides inner wall of mounting panel, the chucking post is installed to the inside of chucking hole, the chucking post is installed inside the gas sensor main part, the movable block is installed to chucking post left end face, chucking post annular side cover is equipped with reset spring, spacing groove has been seted up to gas sensor main part up end.

Further, direction briquetting diameter and spacing inslot diameter phase-match, press the post diameter and dodge the downthehole diameter phase-match, chucking post diameter and chucking downthehole diameter phase-match.

Furthermore, the inner walls of two opposite sides of the mounting plate are provided with sealing plugs, the mounting plate is internally provided with a moving groove, and the sealing plugs and the moving blocks are matched with the moving groove.

Furthermore, a positioning pin is installed on the upper end face of the installation plate, a positioning hole is formed in the lower end face of the gas sensor main body, and the diameter of the positioning pin is matched with the inner diameter of the positioning hole.

Furthermore, the lower end face of the guide pressing block and the left end face of the moving block are both of an inclined plane structure, and the lower end face of the guide pressing block is matched with the left end face of the moving block.

Furthermore, a pulling handle is fixed on the upper end face of the pressing column.

Furthermore, the connecting and fixing mechanisms are provided with a plurality of groups, and the specifications of the plurality of groups of connecting and fixing mechanisms are the same.

The utility model has the advantages that: the utility model discloses a gas sensor is when using, at first be connected the gas sensor main part with the mounting panel under the effect of locating pin, play the positioning action when connecting, improve connection accuracy and connection progress, then to the pulling handle application of force downwards, thereby drive direction briquetting downstream, thereby it makes the movable block to the right side motion to lead briquetting downstream, thereby the movable block drives the chucking post to the right side motion, the chucking post is connected with the inside chucking hole of mounting panel to the right side motion, thereby it is fixed to connect the gas sensor main part.

When needs are dismantled the gas sensor main part, thereby upwards drive direction briquetting upward movement to the pulling handle application of force, thereby reset spring kick-backs this moment makes the movable block to the left side motion, thereby the movable block drives chucking post to the left side motion and breaks away from the mounting panel inside to the left side motion, plays convenient to detach and carries out the effect of maintaining.

Because of direction briquetting diameter and spacing inslot diameter phase-match, press the post diameter and dodge the downthehole diameter phase-match, chucking post diameter and chucking downthehole diameter phase-match, this design is convenient for lead the briquetting, press post and chucking post and remove in gas sensor main part inside, and be connected with the chucking hole through using the chucking post, thereby play the effect of being convenient for connect fixedly, install the locating pin because of the mounting panel up end, the locating hole has been seted up to the terminal surface under the gas sensor main part, locating pin diameter and locating hole internal diameter phase-match, this design plays the positioning action when connecting through using the locating pin, improve connection accuracy and connection fixed progress, the utility model discloses rational in infrastructure, the composite erection of being convenient for, it is convenient to connect fixedly, and it is convenient to.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a gas sensor according to the present invention;

fig. 2 is a front cross-sectional view of a gas sensor according to the present invention;

FIG. 3 is an enlarged view of A in a gas sensor according to the present invention;

in the figure: the device comprises a protective net 1, a gas sensor body 2, a pulling handle 3, a pressing column 4, a mounting plate 5, an avoiding hole 6, a guide pressing block 7, a clamping hole 8, a clamping column 9, a reset spring 10, a positioning pin 11, a moving block 12, a limiting groove 13 and a sealing plug 14.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a gas sensor comprises a protective net 1, a gas sensor main body 2, a mounting plate 5 and a connecting and fixing mechanism, wherein the gas sensor main body 2 is mounted on the upper end face of the gas sensor main body 2, the protective net 1 is mounted on the upper end face of the gas sensor main body 2, the connecting and fixing mechanism is arranged inside the gas sensor main body 2, and the connecting and fixing mechanism is used for connecting, fixing and detaching the gas sensor main body 2 and the mounting plate 5;

connect fixed establishment including according to compression leg 4, dodge hole 6 and direction briquetting 7, it sets up at 2 up end in gas sensor main part to dodge hole 6, press down post 4 to install and dodge inside hole 6, direction briquetting 7 is installed in 4 bottoms of compression leg, all seted up chucking hole 8 on 2 relative both sides walls of gas sensor main part and the relative both sides inner wall of mounting panel 5, chucking hole 8 internally mounted has chucking post 9, chucking post 9 is installed inside gas sensor main part 2, the movable block 12 is installed to chucking post 9 left end face, chucking post 9 annular side cover is equipped with reset spring 10, spacing groove 13 has been seted up to 2 up end in gas sensor main part.

7 diameters of direction briquetting and 13 internal diameter phase-matchs of spacing groove, press 4 diameters of post and dodge 6 internal diameter phase-matchs in the hole, chucking post 9 diameters and chucking 8 internal diameter phase-matchs in hole, this design is convenient for lead briquetting 7, press post 4 and chucking post 9 and remove in gas sensor main part 2 inside, and be connected with chucking hole 8 through using chucking post 9, thereby play the effect of being convenient for to connect fixedly, install sealing plug 14 on the relative both sides inner wall of mounting panel 5, the moving groove has been seted up to mounting panel 5 inside, sealing plug 14 and movable block 12 all match with the moving groove, this design is convenient for the movable block 12 to remove about moving inslot portion, and play sealed effect through using sealing plug 14.

Locating pin 11 is installed to 5 up ends of mounting panel, the locating hole has been seted up to the terminal surface under the gas sensor main part 2, locating pin 11 diameter and locating hole internal diameter phase-match, this design plays the positioning action when connecting through using locating pin 11, improve connection accuracy and connection fixed progress, terminal surface and movable block 12 left end face are the inclined plane structure under the direction briquetting 7, terminal surface and movable block 12 left end face phase-match under the direction briquetting 7, this design is convenient for lead briquetting 7 and movable block 12 and is connected, thereby make movable block 12 horizontal migration, it is fixed with pulling handle 3 to press 4 up ends of post, this design is convenient for carry out the application of force to pressing post 4 through using pulling handle 3, it is provided with the multiunit to connect fixed establishment, and the multiunit is connected fixed establishment specification the same, the rationality.

As an embodiment of the present invention: when the gas sensor main body 2 and the mounting plate 5 need to be connected and fixed, a worker firstly connects the gas sensor main body 2 and the mounting plate 5 under the action of the positioning pin 11, plays a role in positioning during connection, improves the connection precision and the connection progress, then applies force downwards to the pull handle 3, thereby driving the guide pressing block 7 to move downwards, the guide pressing block 7 moves downwards so as to drive the moving block 12 to move towards the right side, the moving block 12 moves towards the right side so as to drive the clamping column 9 to move towards the right side, the clamping column 9 moves towards the right side and is connected with the clamping hole 8 in the mounting plate 5, thereby, the gas sensor body 2 is fixedly connected, at this time, the return spring 10 is contracted to apply a force to the moving block 12 toward the left side, therefore, the left end face of the moving block 12 is tightly attached to the right end face of the guide pressing block 7, and the stability of the joint is improved.

When needs are dismantled gas sensor main part 2, thereby upwards drive direction briquetting 7 upward movement to the 3 application of force of pulling handle, thereby reset spring 10 kick-backs this moment makes movable block 12 lateral motion left, thereby movable block 12 lateral motion left drives chucking post 9 and breaks away from mounting panel 5 inside lateral motion left, plays convenient to detach and carries out the effect of maintaining, has improved the utility model discloses a practicality.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A gas sensor, characterized by: the gas sensor comprises a protective net (1), a gas sensor body (2), a mounting plate (5) and a connecting and fixing mechanism, wherein the gas sensor body (2) is mounted on the upper end face of the gas sensor body (2), the protective net (1) is mounted on the upper end face of the gas sensor body (2), the connecting and fixing mechanism is arranged inside the gas sensor body (2), and the connecting and fixing mechanism is used for connecting, fixing and disassembling the gas sensor body (2) and the mounting plate (5);

the connecting and fixing mechanism comprises a pressing column (4), an avoiding hole (6) and a guide pressing block (7), the avoidance hole (6) is arranged on the upper end surface of the gas sensor main body (2), the pressing column (4) is arranged inside the avoidance hole (6), the guide pressing block (7) is arranged at the bottom of the pressing column (4), clamping holes (8) are respectively arranged on two opposite side walls of the gas sensor main body (2) and two opposite side inner walls of the mounting plate (5), a clamping column (9) is arranged in the clamping hole (8), the clamping column (9) is arranged in the gas sensor main body (2), a moving block (12) is arranged on the left end face of the clamping column (9), a return spring (10) is sleeved on the annular side face of the clamping column (9), the upper end face of the gas sensor main body (2) is provided with a limiting groove (13).

2. A gas sensor according to claim 1, wherein: the guide pressing block (7) is matched with the inner diameter of the limiting groove (13), the pressing column (4) is matched with the inner diameter of the avoiding hole (6), and the clamping column (9) is matched with the inner diameter of the clamping hole (8).

3. A gas sensor according to claim 1, wherein: install sealing plug (14) on the relative both sides inner wall of mounting panel (5), the shifting chute has been seted up to mounting panel (5) inside, sealing plug (14) and movable block (12) all match with the shifting chute.

4. A gas sensor according to claim 1, wherein: locating pin (11) are installed to mounting panel (5) up end, the locating hole has been seted up to the terminal surface under gas sensor main part (2), locating pin (11) diameter and locating hole internal diameter phase-match.

5. A gas sensor according to claim 1, wherein: the lower end face of the guide pressing block (7) and the left end face of the moving block (12) are both of inclined surface structures, and the lower end face of the guide pressing block (7) is matched with the left end face of the moving block (12).

6. A gas sensor according to claim 1, wherein: a pulling handle (3) is fixed on the upper end surface of the pressing column (4).

7. A gas sensor according to claim 1, wherein: the connecting and fixing mechanisms are provided with a plurality of groups, and the specifications of the plurality of groups of connecting and fixing mechanisms are the same.