CN218212898U

CN218212898U - Gas detector for chemical safety detection

Info

Publication number: CN218212898U
Application number: CN202222515596.1U
Authority: CN
Inventors: 董昌盛
Original assignee: Individual
Current assignee: Zhongjian Metrology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-03
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a gas detector, gas detector and display screen for the chemical safety detection, the display screen inlays the front side of locating gas detector, gas detector's front side is provided with protection machanism, protection machanism's inside is provided with stop gear. The utility model discloses a set up gas detector, the display screen, protection machanism and stop gear's cooperation is used, the user is through promoting the control block to one side that is close to the casing, the control block drive control lever and transfer line through with the cooperation between first pivot and the second pivot, thereby drive the gag lever post among the stop gear and leave spacing downthehole portion, later rotate around the dwang and make the guard plate rotate to the display screen front side, later fix a position through stop gear, solved among the current gas detector display screen because do not have safeguard function, the long-time exposure of display screen can be because of the air when idle, environment and some mixed and disorderly occasions lead to the problem of ageing damage.

Description

Gas detector for chemical safety detection

Technical Field

The utility model belongs to the technical field of gas detector, especially, relate to gas detector for chemical safety detection.

Background

The gas detector is the instrument that detects gas concentration, this instrument is applicable to the hazardous area that has combustible or toxic gas, can detect the content within the gaseous explosion lower limit of quilt in the air for a long time in succession, but wide application in gas, petrochemical, chemical safety detects, metallurgy, steel, coking, there are combustible or toxic gaseous each trade in electric power etc., gas detector has a lot of simultaneously, wherein also including portable miniature gas detector, the user can hand-held gas detector, at some chemical experiment places, it is non-leakage to check to its gas, the security has been ensured, the display screen is owing to do not have safeguard function among the gas detector, the display screen exposes because of the air for a long time when idle, environment and some mixed and disorderly occasions lead to ageing damage, thereby lead to the unable normal use of gas detector, the problem that prior art exists is: because the display screen does not have the safeguard function among the gas detector, the display screen exposes for a long time and can lead to ageing the damage because of air, environment and some mixed and disorderly occasions when idle.

SUMMERY OF THE UTILITY MODEL

Problem to prior art exists, the utility model provides a for gas detector based on chemical safety detects possesses and makes gas detector possess the advantage of carrying out the protection to the display screen, solved among the current gas detector display screen owing to do not have safeguard function, the long-time exposure of display screen can lead to the problem of ageing damage because of air, environment and some mixed and disorderly occasions when idle.

The utility model discloses a realize like this, based on for the chemical safety detection gas detector, gas detector and display screen, the display screen inlays the front side of locating gas detector, gas detector's front side is provided with protection machanism, protection machanism's inside is provided with stop gear.

As the utility model discloses it is preferred, protection machanism includes backup pad and rotation groove, the front side in the backup pad is seted up in the rotation groove, the right side of backup pad and gas detector's left side fixed connection, the inner wall fixedly connected with dwang in rotation groove, the surface cover of dwang is equipped with the casing, stop gear is located the inside of casing, the right side fixedly connected with guard plate of casing.

As the utility model discloses it is preferred, stop gear includes stroke piece and two connecting rods, the connecting rod is close to one side of stroke piece and the fixed surface of stroke piece and is connected, the left side fixedly connected with gag lever post of connecting rod, the spacing hole that uses with the gag lever post cooperation is seted up on the right side of backup pad, the right side fixedly connected with connecting block of connecting rod.

As the utility model discloses it is preferred, the rotation hole has been seted up at the top of casing, it uses with the dwang cooperation to rotate the hole.

As the utility model discloses it is preferred, the rear side fixedly connected with silica gel pad of guard plate, silica gel pad and display screen cooperation are used.

As the utility model discloses it is preferable, the top and the bottom of casing all are provided with the control block, the control block is close to one side fixedly connected with control lever of casing, one side that the control lever is close to the casing runs through to the inside of casing, there is the transfer line front side of control lever through first pivot swing joint, the front side swing joint of second pivot and connecting block is passed through to one side that the control lever was kept away from to the transfer line.

As the utility model discloses it is preferred, the orbit groove has been opened to the front side of stroke piece, the inside in orbit groove is provided with the orbit piece, the front side and the rear side of orbit piece all with the inner wall fixed connection of casing, the left side fixedly connected with extension spring of stroke piece, the left side of extension spring and the inner wall fixed connection of casing.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up gas detector, the display screen, protection machanism and stop gear's cooperation is used, the user is through promoting the control block to one side that is close to the casing, the control block drive control lever and transfer line through with the cooperation between first pivot and the second pivot, thereby drive the gag lever post among the stop gear and leave spacing downthehole portion, later rotate around the dwang and make the guard plate rotate to the display screen front side, later fix a position through stop gear, solved among the current gas detector display screen because do not have safeguard function, the long-time exposure of display screen can be because of the air when idle, environment and some mixed and disorderly occasions lead to the problem of ageing damage.

2. The utility model discloses a set up protection machanism, can rotate to make the guard plate rotate to the display screen front side through rotating around the dwang, later fix a position through stop gear to protect the display screen.

3. The utility model discloses a set up stop gear, can restrict through stop gear after guard plate position control to fix its position.

4. The utility model discloses a set up the rotation hole, can make the guard plate possess the function that can overturn through the cooperation between dwang and the dwang.

5. The utility model discloses a set up the silica gel pad, can avoid the fish tail display screen when the guard plate protects the display screen, improve the effect of protection simultaneously.

6. The utility model discloses a set up control block, control lever and transfer line, can be through promoting the control block, the control block drive control lever and transfer line through with first pivot and second pivot between the cooperation to play the transmission to stop gear.

7. The utility model discloses a set up orbit groove, orbit piece and extension spring, can restrict the position of stroke piece, connecting rod and gag lever post, the skew takes place for the position when avoiding its removal simultaneously, provides the power that resets for stroke piece, connecting rod and gag lever post simultaneously.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of the embodiment of the present invention providing a front view;

fig. 3 is a partial enlarged view of a portion a in fig. 2 according to an embodiment of the present invention;

fig. 4 is an expanded view provided by the embodiment of the present invention.

In the figure: 1. a gas detector; 2. a display screen; 3. a protection mechanism; 301. a support plate; 302. a rotating groove; 303. rotating the rod; 304. a housing; 305. a protection plate; 4. a limiting mechanism; 401. a stroke block; 402. a connecting rod; 403. a limiting rod; 404. a limiting hole; 405. connecting blocks; 5. rotating the hole; 6. a silica gel pad; 7. a control block; 8. a control lever; 9. a transmission rod; 10. a track groove; 11. a track block; 12. a tension spring.

Detailed Description

For further understanding the contents, features and effects of the present invention, the following embodiments will be illustrated in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the embodiment of the utility model provides a based on gas detector for chemical safety inspection, gas detector 1 and display screen 2, display screen 2 inlays the front side of locating gas detector 1, and the front side of gas detector 1 is provided with protection machanism 3, and protection machanism 3's inside is provided with stop gear 4.

Referring to fig. 1, 2, 3 and 4, the protection mechanism 3 includes a supporting plate 301 and a rotating groove 302, the rotating groove 302 is opened at the front side of the supporting plate 301, the right side of the supporting plate 301 is fixedly connected with the left side of the gas detector 1, the inner wall of the rotating groove 302 is fixedly connected with a rotating rod 303, the surface of the rotating rod 303 is sleeved with a housing 304, the limiting mechanism 4 is located inside the housing 304, and the right side of the housing 304 is fixedly connected with a protection plate 305.

Adopt above-mentioned scheme: through setting up protection machanism 3, can make guard plate 305 rotate to display screen 2 front side through rotating around dwang 303, later fix a position through stop gear 4 to protect display screen 2.

Referring to fig. 3, the limiting mechanism 4 includes a stroke block 401 and two connecting rods 402, one side of the connecting rod 402 close to the stroke block 401 is fixedly connected to the surface of the stroke block 401, a limiting rod 403 is fixedly connected to the left side of the connecting rod 402, a limiting hole 404 used in cooperation with the limiting rod 403 is formed in the right side of the supporting plate 301, and a connecting block 405 is fixedly connected to the right side of the connecting rod 402.

Adopt above-mentioned scheme: by providing the limiting mechanism 4, the position of the protection plate 305 can be fixed by limiting the position of the protection plate by the limiting mechanism 4 after being adjusted.

Referring to fig. 3, a rotation hole 5 is formed at the top of the housing 304, and the rotation hole 5 is used in cooperation with the rotation rod 303.

The scheme is adopted: through setting up rotation hole 5, can make guard plate 305 possess the function that can overturn through the cooperation between dwang 303 and dwang 303.

Referring to fig. 4, a silicone pad 6 is fixedly connected to the rear side of the protection plate 305, and the silicone pad 6 is used in cooperation with the display screen 2.

Adopt above-mentioned scheme: through setting up silica gel pad 6, can avoid fish tail display screen 2 when protection plate 305 protects display screen 2, improve the effect of protection simultaneously.

Referring to fig. 3, the top and the bottom of the housing 304 are provided with control blocks 7, one side of the control block 7 close to the housing 304 is fixedly connected with a control lever 8, one side of the control lever 8 close to the housing 304 penetrates into the housing 304, the front side of the control lever 8 is movably connected with a transmission rod 9 through a first rotating shaft, and one side of the transmission rod 9 far away from the control lever 8 is movably connected with the front side of the connecting block 405 through a second rotating shaft.

Adopt above-mentioned scheme: through setting up control block 7, control lever 8 and transfer line 9, can be through promoting control block 7, control block 7 drive control lever 8 and transfer line 9 through with first pivot and second pivot between the cooperation to play the transmission effect to stop gear 4.

Referring to fig. 3, a track groove 10 is formed in the front side of the stroke block 401, a track block 11 is arranged inside the track groove 10, the front side and the rear side of the track block 11 are both fixedly connected with the inner wall of the housing 304, a tension spring 12 is fixedly connected to the left side of the stroke block 401, and the left side of the tension spring 12 is fixedly connected with the inner wall of the housing 304.

Adopt above-mentioned scheme: by arranging the track groove 10, the track block 11 and the tension spring 12, the positions of the stroke block 401, the connecting rod 402 and the limiting rod 403 can be limited, the position deviation during the movement can be avoided, and a reset force is provided for the stroke block 401, the connecting rod 402 and the limiting rod 403.

The utility model discloses a theory of operation:

when the gas detector is used, a user pushes the control block 7 to one side close to the shell 304, the control block 7 drives the control rod 8 and the transmission rod 9 to be matched with the first rotating shaft and the second rotating shaft, the connection block 405 is driven to move rightwards, the connection block 405 drives the connection rod 402 and the limiting rod 403 to move backwards, the limiting rod 403 leaves the limiting hole 404, then the protection plate 305 is rotated to the front side of the display screen 2 by rotating around the rotating rod 303, the control block 7 is loosened, the stroke block 401, the connection rod 402 and the limiting rod 403 are pulled by the pulling force generated by the tension spring 12 to move towards one side close to the shell 304, the limiting rod 403 enters the limiting hole 404, the protection plate 305 is fixed, the display screen 2 is protected, and when the gas detector is required to be used, the control block 7 is pushed again, the limiting rod 403 rotates around the rotating rod 303 after leaving the limiting hole 404, the protection plate 305 leaves the front side of the display screen 2, and the gas detector 1 can be used.

In summary, the following steps: this gas detector for safety inspection based on chemistry, through setting up gas detector 1, display screen 2, protection machanism 3 and stop gear 4's cooperation is used, the user is through pushing away control block 7 to one side that is close to casing 304, control block 7 drives control lever 8 and transfer line 9 through with the cooperation between first pivot and the second pivot, thereby it leaves spacing hole 404 inside to drive gag lever post 403 among the stop gear 4, later rotate around dwang 303 and make guard plate 305 rotate to display screen 2 front side, later fix a position through stop gear 4, the display screen has been solved among the current gas detector owing to do not have safeguard function, the display screen exposes can be because of the air for a long time when idle, the problem of ageing damage is leaded to in environment and some mixed and disorderly occasions.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

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. Gas detector for detecting based on chemical safety, including gas detector (1) and display screen (2), its characterized in that: display screen (2) inlay the front side of locating gas detector (1), the front side of gas detector (1) is provided with protection machanism (3), the inside of protection machanism (3) is provided with stop gear (4).

2. The gas sensor for chemical-based safety inspection as set forth in claim 1, wherein: protection machanism (3) are including backup pad (301) and rotation groove (302), the front side in backup pad (301) is seted up in rotation groove (302), the right side of backup pad (301) and the left side fixed connection of gas detector (1), the inner wall fixedly connected with dwang (303) of rotation groove (302), the surface cover of dwang (303) is equipped with casing (304), stop gear (4) are located the inside of casing (304), the right side fixedly connected with guard plate (305) of casing (304).

3. The gas sensor for chemical-based safety inspection as set forth in claim 2, wherein: stop gear (4) are including stroke piece (401) and two connecting rods (402), one side that connecting rod (402) are close to stroke piece (401) is connected with the fixed surface of stroke piece (401), left side fixedly connected with gag lever post (403) of connecting rod (402), spacing hole (404) of using with gag lever post (403) cooperation are seted up on the right side of backup pad (301), the right side fixedly connected with connecting block (405) of connecting rod (402).

4. The gas detector for chemical-based safety inspection as recited in claim 2, wherein: rotation hole (5) have been seted up at the top of casing (304), rotation hole (5) and dwang (303) cooperation are used.

5. The gas sensor for chemical-based safety inspection as set forth in claim 2, wherein: the rear side fixedly connected with silica gel pad (6) of guard plate (305), silica gel pad (6) and display screen (2) cooperation are used.

6. The gas detector for chemical-based safety inspection as recited in claim 3, wherein: the top and the bottom of casing (304) all are provided with control block (7), one side fixedly connected with control lever (8) that control block (7) are close to casing (304), one side that control lever (8) are close to casing (304) runs through to the inside of casing (304), the front side of control lever (8) has transfer line (9) through first pivot swing joint, the front side swing joint of second pivot and connecting block (405) is passed through to one side that control lever (8) were kept away from in transfer line (9).

7. The gas sensor for chemical-based safety inspection as set forth in claim 3, wherein: the front side of stroke piece (401) is opened and is equipped with orbit groove (10), the inside in orbit groove (10) is provided with orbit piece (11), the front side and the rear side of orbit piece (11) all with the inner wall fixed connection of casing (304), the left side fixedly connected with extension spring (12) of stroke piece (401), the left side of extension spring (12) and the inner wall fixed connection of casing (304).