CN218601922U

CN218601922U - Signal transmission device of gas alarm

Info

Publication number: CN218601922U
Application number: CN202221005127.9U
Authority: CN
Inventors: 吴豪杰; 潘亚斐; 刘晓弟; 李娜
Original assignee: Zhengzhou Airport Xinggang Gas Co ltd
Current assignee: Zhengzhou Airport Xinggang Gas Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2023-03-10
Anticipated expiration: 2032-04-28

Abstract

The utility model provides a gas alarm signal transmission device belongs to gas alarm technical field. The signal transmission device of the gas alarm comprises a supporting structure and a protection mechanism. The supporting structure comprises a shell, a signal wire and a fixed foot plate, the fixed foot plate is fixedly connected to the outer wall of the shell, and the top of the shell is fixedly connected to one end of the signal wire. The protection mechanism comprises two guide rods, a protection sliding block assembly and a protection sliding plate. The utility model discloses when using, utilize a plurality of bolts can be connected protection otic placode and solid fixed foot board at the waiting mounted position of device, utilize the spring to form elasticity between guide block and stopper, make the inserted bar can not deviate from easily in the through-hole of fixed plate, protection sliding block set spare evenly distributed is outside at the signal line, and a plurality of protection sliding block set spares on the length direction of signal line, has improved gas alarm signal transmission device and has lacked necessary safeguard measure and then receive the problem of damage easily.

Description

Signal transmission device of gas alarm

Technical Field

The utility model relates to a gas alarm technical field particularly, relates to a gas alarm signal transmission device.

Background

The gas alarm is composed of a detector and an alarm control host, is widely applied to petrochemical industries with combustible gas in petroleum, gas, chemical industry, oil depots and the like, is used for detecting the leakage condition of dangerous places indoors and outdoors, and is an important instrument for ensuring production and personal safety. When combustible gas exists in the detected place, the detector converts a gas signal into a voltage signal or a current signal and transmits the voltage signal or the current signal to the alarm instrument, and the instrument displays the percentage concentration value of the lower explosion limit of the combustible gas.

At present, the notice when current gas alarm signalling device uses includes: once the fixed installation is in place, the position of the fixed installation is not easy to change, care must be taken during installation to avoid breaking the probe, the installation height is generally 160-170 cm so as to be convenient for maintenance personnel to carry out daily maintenance, and the fixed installation is installed in a place which is easy to see and hear for workers so as to eliminate hidden dangers in time. However, when the gas alarm signal transmission device is installed, the problem that necessary protection measures are lacked exists, so that the signal transmission process is easily interfered by external factors and easily damaged.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a gas alarm signal transmission device aims at improving gas alarm signal transmission device, lacks necessary safeguard measure, leads to the signal transmission process to receive external factor easily and disturbs, receives the problem of damage easily.

The utility model discloses a realize like this:

the utility model provides a gas alarm signal transmission device, including bearing structure and protection machanism.

The supporting structure comprises a shell, a signal wire and a fixed foot plate, the fixed foot plate is fixedly connected to the outer wall of the shell, and the top of the shell is fixedly connected to one end of the signal wire.

The protection mechanism comprises two guide rods, protection slide block assemblies and a protection slide plate, wherein the two guide rods are respectively and fixedly connected to two sides of the shell, and a plurality of protection slide block assemblies are arranged between the two guide rods.

The utility model discloses an in an embodiment, two the equal fixedly connected with fixed plate in one side of guide bar, the inside of fixed plate is provided with a plurality of through-holes, protection sliding block set spare includes operating button, protection slide, stopper, two guide bar difference sliding connection is in the middle part both sides of protection slide, the equal fixedly connected with stopper in both ends of protection slide, one the bottom sliding connection of stopper has the inserted bar, the one end fixedly connected with operating button of inserted bar, a side-connection of inserted bar is in the through-hole of fixed plate.

The utility model discloses an in the embodiment, lower part difference sliding connection is in one side of guide bar and fixed plate on one side of stopper.

The utility model discloses an in the embodiment, the bottom of stopper is provided with the installation cavity, the one end inner wall fixed connection of installation cavity is in the one end of spring, the other end fixedly connected with guide block of spring, the outside sliding connection of guide block is on the inner wall of installation cavity, the inserted bar outside is run through the installation cavity.

In one embodiment of the present invention, the signal line includes a spiral portion and a linear portion.

The utility model discloses an in an embodiment, the one end fixedly connected with protection head of shell is kept away from to the guide bar, protection head includes protection otic placode, U type piece, adjusting button, the equal fixedly connected with protection otic placode in the both ends outside of U type piece, the middle part threaded connection of U type piece has the adjusting button, the one end of adjusting button is rotated and is connected with movable briquetting, the fixedly connected with connection piece between the both ends inboard of U type piece, the adjacent side of connection piece and movable briquetting all is provided with the cushion, the outside sliding connection of movable briquetting is in the inboard of U type piece.

The utility model discloses an in the embodiment, all be provided with the through-hole in the middle part of protection otic placode and fixed sole to fixed sole and protection otic placode are all in the coplanar.

The beneficial effects of the utility model are that: the utility model discloses a gas alarm signal transmission device that above-mentioned design obtained, during the use, utilize a plurality of bolts to connect protection otic placode and solid fixed foot board at the waiting mounted position of device, it can make the activity briquetting advance and remove to rotate the adjusting knob simultaneously, and then make activity briquetting and connection piece can carry out the centre gripping to the expansion end of signal line, utilize the spring to form elasticity between guide block and stopper, and then make the guide block can drive the inserted bar and insert in the through-hole of one of them fixed plate, make the inserted bar can not deviate from easily in the through-hole of fixed plate, only need utilize the operation button pulling inserted bar, make the inserted bar follow the through-hole internal shift out, can realize adjusting the position of stopper, in order to adapt to the signal line of different length, protection sliding block assembly evenly distributed is outside the signal line, a plurality of protection sliding block assembly distribute on the length direction of signal line, it lacks necessary safeguard measure and then receives the problem of damage easily to have improved gas alarm signal transmission device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of an embodiment of a signal transmission device of a gas alarm provided by an embodiment of the present invention;

fig. 2 is a schematic signal line diagram of a signal transmission device of a gas alarm provided by the embodiment of the present invention;

fig. 3 is a schematic view of a protective sliding block assembly and a guide rod of the signal transmission device of the gas alarm provided by the embodiment of the present invention;

FIG. 4 is an enlarged view of FIG. 3 at A;

fig. 5 is a schematic view of a protection head of the gas alarm signal transmission device provided by the embodiment of the present invention.

In the figure: 100. a support structure; 110. a fixed foot plate; 120. a housing; 130. a signal line; 200. a protection mechanism; 210. a guide bar; 211. a fixing plate; 220. a protective slide assembly; 221. an operation knob; 222. a protective slide plate; 223. a limiting block; 224. a rod is inserted; 225. a guide block; 226. a spring; 227. installing a cavity; 230. protecting the head; 231. a protective ear plate; 232. a U-shaped block; 233. a soft cushion; 234. connecting sheets; 235. an adjusting knob; 236. a movable pressing block; 300. a gas alarm body; 301. a cable.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the 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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a signal transmission device of a gas alarm comprises a supporting structure 100 and a protection mechanism 200.

Referring to fig. 1-2, the supporting structure 100 includes a housing 120, a signal line 130, and a fixing foot plate 110, wherein the fixing foot plate 110 is fixedly connected to an outer wall of the housing 120, and a top of the housing 120 is fixedly connected to one end of the signal line 130. The housing 120 is a hollow case, and can be installed with parts for signal transmission, thereby facilitating signal transmission of the gas alarm. The fixing foot plate 110 may be bolted into a wall surface to fix the housing 120 and thus to stabilize the signal line 130.

As shown in fig. 1 to 5, the protection mechanism 200 includes two guide rods 210, a protection slide assembly 220, and a protection slide 222, wherein the two guide rods 210 are respectively fixedly connected to two sides of the housing 120, and a plurality of protection slide assemblies 220 are disposed between the two guide rods 210. Through the fixed guide bar 210 in shell 120 both sides, two guide bars 210 can connect a plurality of protection slider assemblies 220, and a plurality of protection slider assemblies 220 distribute in the length direction of signal line 130, can play the guard action to signal line 130, have improved gas alarm signal transmission device and lack necessary safeguard measure and then receive the problem of damage easily.

The equal fixedly connected with fixed plate 211 in one side of two guide bars 210, the inside of fixed plate 211 is provided with a plurality of through-holes, protection slider subassembly 220 includes operating button 221, protection slide 222, stopper 223, two guide bars 210 difference sliding connection are in the middle part both sides of protection slide 222, the equal fixedly connected with stopper 223 in both ends of protection slide 222, the bottom sliding connection of a stopper 223 has inserted bar 224, the one end fixedly connected with operating button 221 of inserted bar 224, one side of inserted bar 224 is connected in the through-hole of fixed plate 211.

In an embodiment, in order to improve the protection effect, the fixing plates 211 are connected to the two guide rods 210, so that the one guide rod 210 and the one fixing plate 211 are integrally formed, a plurality of through holes are formed in the fixing plate 211, the through holes can be uniformly distributed in the middle of the fixing plate 211, the through holes are used for limiting the protection slider assembly 220, the position of the protection slider assembly 220 can be conveniently adjusted, so as to adapt to signal lines 130 with different lengths, the protection slider assembly 220 comprises an operation button 221, a protection slider 222, two limiting blocks 223 and the like, the two guide rods 210 are respectively and slidably connected to two sides of the middle of the protection slider 222, the protection slider 222 and the limiting blocks 223 distributed at two ends of the protection slider 222 form a sliding part, the two guide rods 210 and the two fixing plates 211 form a fixing part, the sliding part can slide on the fixing part, so as to adjust the position of the protection slider assembly 220, meanwhile, the insertion rod 224 is slidably connected to the bottom of the one limiting block 223, the operation button 221 is fixedly connected to one side of the insertion rod 224, the operation button 221 is connected to the through holes of the fixing plate 211, and the signal lines 223 can be uniformly distributed on the outside of the fixing plate 130, and the protection slider assembly can be stably connected to the fixing plate 211, and the fixing block assembly 220, and further, and the protection slider assembly can be connected to improve the effect of the protection slider assembly.

The upper and lower portions of one side of the stopper 223 are slidably coupled to one sides of the guide bar 210 and the fixing plate 211, respectively. With stopper 223 upper portion and guide bar 210 zonulae occludens, with stopper 223 lower part and fixed plate 211 zonulae occludens, make stopper 223 and protection slide 222 slide more steadily, connect more firmly.

The bottom of the limiting block 223 is provided with an installation cavity 227, the inner wall of one end of the installation cavity 227 is fixedly connected with one end of the spring 226, the other end of the spring 226 is fixedly connected with a guide block 225, the outer side of the guide block 225 is slidably connected with the inner wall of the installation cavity 227, and the outer side of the inserted link 224 penetrates through the installation cavity 227.

In an embodiment, in order to connect the insertion rod 224 and the through hole of the fixing plate 211 more tightly, an installation cavity 227 is disposed in one of the limiting blocks 223 of the protective slider assembly 220, so that a spring 226 is installed in the installation cavity 227, and an elastic force is formed between the guide block 225 and the limiting block 223 by the spring 226, so that the guide block 225 can drive the insertion rod 224 to be inserted into the through hole of one of the fixing plates 211, so that the insertion rod 224 cannot be easily disengaged from the through hole of the fixing plate 211, when the insertion rod 224 needs to be pulled out from the through hole, the insertion rod 224 is pulled by the operation button 221, so that the insertion rod 224 is moved out from the through hole, and the limiting block 223 is moved, thereby adjusting the position of the limiting block 223, and facilitating adjustment of the protective slider assembly 220.

The signal line 130 includes a spiral portion and a straight portion. In order to adjust the length of the signal line 130 conveniently and enhance the signal, the signal line 130 is designed to be partially spiral, the spiral signal line 130 can be extended and retracted, and further the length of the signal line 130 is adjusted conveniently, as shown in fig. 1, the signal line 130 is used for transmitting the signal of the gas alarm body 300, the signal line 130 is connected to the housing 120 and then extended into the housing 120, the gas alarm body 300 is connected to the housing 120 through the cable 301 and then extended into the electrical components in the housing 120, and thus the signal transmission function is formed conveniently.

One end of the guide rod 210, which is far away from the shell 120, is fixedly connected with a protection head 230, the protection head 230 comprises a protection ear plate 231, a U-shaped block 232 and an adjusting button 235, the outer sides of the two ends of the U-shaped block 232 are fixedly connected with the protection ear plate 231, the middle part of the U-shaped block 232 is in threaded connection with the adjusting button 235, one end of the adjusting button 235 is rotatably connected with a movable pressing block 236, a connecting sheet 234 is fixedly connected between the inner sides of the two ends of the U-shaped block 232, cushions 233 are arranged on the adjacent sides of the connecting sheet 234 and the movable pressing block 236, and the outer side of the movable pressing block 236 is slidably connected to the inner side of the U-shaped block 232. Through holes are provided in the middle portions of the shield ear plate 231 and the fixing foot plate 110, and the fixing foot plate 110 and the shield ear plate 231 are in the same plane.

In an embodiment, in order to make the gas alarm signal transmission device more firm, set up protection head 230, utilize two guide bars 210 of U type piece 232 fixed connection, utilize a plurality of bolts can be with protection otic placode 231 and fixed sole 110 connection at the mounted position of gas alarm signal transmission device, can increase the stability of device, rotate adjusting knob 235 simultaneously and can make activity briquetting 236 and then remove, and then make activity briquetting 236 and connection piece 234 can carry out the centre gripping to signal line 130, utilize two cushions 233 to increase cushioning effect, prevent to crush signal line 130, make the top of signal line 130 fixed, play the guard action.

Specifically, this gas alarm signal transmission device's theory of operation: when the gas protection device is used, the installation cavity 227 is arranged in one limiting block 223 of the protective slider assembly 220, the spring 226 is installed in the installation cavity 227, the spring 226 forms elastic force between the guide block 225 and the limiting block 223, the guide block 225 can drive the insertion rod 224 to be inserted into the through hole of one fixing plate 211, the insertion rod 224 cannot be easily disengaged from the through hole of the fixing plate 211, when the insertion rod 224 needs to be pulled out of the through hole, the insertion rod 224 can be moved out of the through hole only by pulling the insertion rod 224 through the operation button 221, and the limiting block 223 is moved, so that the position of the limiting block 223 can be adjusted, the position of the protective slider assembly 220 can be conveniently adjusted to adapt to signal lines 130 with different lengths, the limiting block 223 and the fixing plate 211 can be stably connected, the protective slider assembly 220 is fixed at a certain fixing position, the protective slider assemblies 220 are uniformly distributed outside the signal line 130, the protective effect on the signal line 130 can be improved, the guide rods 210 are fixed on two sides of the shell 120, the two guide rods 210 can be connected with the plurality of protective slider assemblies 220, the plurality of protective slider assemblies are distributed in the direction of the signal line 130, and the problem that the signal line 130 is easily damaged by necessary protective device is solved. Utilize two guide bar 210 of U type piece 232 fixed connection, utilize a plurality of bolts can connect protection otic placode 231 and fixed sole 110 at gas alarm signal transmission device's mounted position, can increase the stability of device, it can make activity briquetting 236 and then remove to rotate adjusting knob 235 simultaneously, and then make activity briquetting 236 and connection piece 234 can carry out the centre gripping to signal line 130, utilize two cushions 233 to increase cushioning effect, prevent to crush signal line 130, the top that makes signal line 130 is fixed, the reinforcing guard action.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A signal transmission device of a gas alarm is characterized by comprising

The supporting structure (100) comprises a shell (120), a signal wire (130) and a fixed foot plate (110), wherein the fixed foot plate (110) is fixedly connected to the outer wall of the shell (120), and the top of the shell (120) is fixedly connected to one end of the signal wire (130);

the protection mechanism (200) comprises two guide rods (210), protection slide block assemblies (220) and a protection sliding plate (222), the two guide rods (210) are respectively and fixedly connected to the two sides of the shell (120), and a plurality of protection slide block assemblies (220) are arranged between the two guide rods (210).

2. The signal transmission device of the gas alarm according to claim 1, wherein one side of each of the two guide rods (210) is fixedly connected with a fixing plate (211), a plurality of through holes are formed in the fixing plate (211), the protective slider assembly (220) comprises an operating button (221), a protective sliding plate (222) and a limiting block (223), the two guide rods (210) are respectively and slidably connected to two sides of the middle of the protective sliding plate (222), the two ends of the protective sliding plate (222) are fixedly connected with the limiting block (223), the bottom of one limiting block (223) is slidably connected with an inserting rod (224), one end of the inserting rod (224) is fixedly connected with the operating button (221), and one side of the inserting rod (224) is connected in the through hole of the fixing plate (211).

3. The signal transmission device of the gas alarm according to claim 2, wherein the upper and lower parts of one side of the limit block (223) are respectively connected with one side of the guide rod (210) and one side of the fixing plate (211) in a sliding manner.

4. The signal transmission device of the gas alarm according to claim 2, wherein a mounting cavity (227) is formed in the bottom of the limiting block (223), the inner wall of one end of the mounting cavity (227) is fixedly connected to one end of the spring (226), the other end of the spring (226) is fixedly connected with a guide block (225), the outer side of the guide block (225) is slidably connected to the inner wall of the mounting cavity (227), and the outer side of the insertion rod (224) penetrates through the mounting cavity (227).

5. A gas alarm signalling device according to claim 1, characterised in that the signal line (130) comprises a spiral portion and a straight portion.

6. The gas alarm signal transmission device of claim 1, wherein one end of the guide rod (210) far away from the shell (120) is fixedly connected with a protection head (230), the protection head (230) comprises a protection lug plate (231), a U-shaped block (232) and an adjusting button (235), the protection lug plate (231) is fixedly connected to the outer side of each of two ends of the U-shaped block (232), the adjusting button (235) is connected to the middle of the U-shaped block (232) in a threaded manner, one end of the adjusting button (235) is rotatably connected with a movable pressing block (236), a connecting plate (234) is fixedly connected between the inner sides of two ends of the U-shaped block (232), cushions (233) are arranged on the adjacent sides of the connecting plate (234) and the movable pressing block (236), and the outer side of the movable pressing block (236) is slidably connected to the inner side of the U-shaped block (232).

7. A gas alarm signal transmission device according to claim 6, characterised in that the middle of the guard ear plate (231) and the fixing foot plate (110) are provided with through holes, and the fixing foot plate (110) and the guard ear plate (231) are in the same plane.

8. The signal transmission device of the gas alarm according to claim 6, characterized in that the signal wire (130) is connected with the outer shell (120) and then extends into the outer shell (120), and the outer shell (120) is connected with the gas alarm body (300) through a cable (301).