CN114724342A

CN114724342A - Fixed combustible gas detection alarm

Info

Publication number: CN114724342A
Application number: CN202210330529.4A
Authority: CN
Inventors: 胡卫锋
Original assignee: Shenzhen Dongda Zhiyong Engineering Co ltd
Current assignee: Shenzhen Dongda Zhiyong Engineering Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-08
Anticipated expiration: 2042-03-31
Also published as: CN114724342B

Abstract

The invention provides a fixed combustible gas detection alarm, which comprises an alarm device, wherein a sensor is arranged at the lower end of the alarm device, a bracket is arranged on the back surface of the alarm device, a transmission mechanism capable of being quickly installed by utilizing negative pressure is arranged in the bracket, the sensor is electrically connected with the alarm device, the sensor is a gas sensor, the bracket is arranged in an inverted concave shape, the bracket penetrates through the back surface of the sensor, an antenna is arranged at the upper end of the alarm device when a shaft arm moves to the other side of the lower end of a disc, the antenna is a transmission device for receiving and transmitting signals and can enhance the signals of an information transmission device, a raised line and a rotating disc integrally swing obliquely through a rotating shaft, as a swing arm is arranged at the lower end of the rotating shaft, and the weight of the swing arm is larger than that of the raised line and the rotating disc, so that the rotating disc can quickly return after the rotating disc swings for a short time, the rotating disc can assist the shaft arm to return through the raised line, simultaneously, when one side of the sliding block loses extrusion, the sliding block can be driven to return through the shaft arm.

Description

Fixed combustible gas detection alarm

Technical Field

The invention relates to the technical field of gas detection equipment, in particular to a fixed combustible gas detection alarm.

Background

With the continuous development of industrial gas transportation, various harmful gas alarm instruments gradually become necessary protective equipment in industrial safety production, wherein when combustible gas is transported, the alarm instrument needs to be detected to alarm, so that the combustible gas is prevented from leaking, and the alarm instrument aims at the technical inspiration of the alarm instrument;

the following problems have been found in the study of alarms:

the alarm is usually installed on the inner wall of a gas pipeline or gas detection equipment, and the alarm can be installed only through bolts when being installed, and the alarm cannot be installed quickly according to the installation mode of clamping connection or wall-hanging installation because the gas pipeline needs to be clamped and installed and the gas detection equipment needs to be installed on the wall;

at present, CN201911414037.8 in the prior art discloses a gas detection internet of things alarm control system, and the suction cup of the invention is fixedly connected to one end of the support plate away from the detector body, and the position of the gas guide groove corresponding to the detector body is arranged at one end of the support plate close to the detector body. The invention can be used for estimating the flow speed of the airflow so as to make a more accurate processing scheme;

the alarm device mainly solves the problem that the alarm device cannot be installed and fixed quickly according to the installation position.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a fixed type flammable gas detecting alarm, so as to solve the problems described in the above background art.

The invention relates to a fixed combustible gas detection alarm, which is realized by the following specific technical means: the utility model provides a fixed combustible gas surveys alarm, includes alarm device, the sensor is installed to alarm device's lower extreme, alarm device's back mounted has the support, the inside of support is equipped with the drive mechanism of usable negative pressure formation quick installation.

Further, sensor and alarm device electric connection, sensor are gas sensor, and the support is and inverts the concave setting, and the support runs through the back of sensor, and when the support was carrying out the joint installation, drive mechanism utilized inertia auxiliary stand to install alarm device, and when the support was being laminated the installation, drive mechanism utilized the negative pressure auxiliary stand to install alarm device, and alarm device's upper end installs the antenna, and the antenna can strengthen information transmission device's signal.

Furthermore, the transmission mechanism comprises a sliding block, a shaft arm, a disc, a support column, a rotating disc, a protruding strip, a rotating shaft, a swinging arm, a rotating bearing and an inclined plate.

Further, the slider slides in the inner wall of support, and the armshaft slides in one side of slider, and the disc swings in the upper end of armshaft, and the pillar swings in the upper end of disc, and the rotary disk swings in one side of disc, and the sand grip distributes in the outside of rotary disk, and the pivot articulates in the lower extreme of rotary disk, and the swing arm swings in the lower extreme of pivot, and swivel bearing articulates in the outside of pillar, and the swash plate swings in one side of swivel bearing.

Furthermore, the slider is the semicircle arcuation setting, and the semicircle angle is 180, and during slider quiescent condition, one side of slider extends to the inside of support, and when the slider slided, the slider was the horizontal slip in the inner wall of support, and the axle arm is "L" form setting, and the shape setting of axle arm makes things convenient for the slider to be the horizontal slip, drives the disc swing, and the upper end of axle arm and the central point of disc put the interval 2-4 cm.

Further, the rotary bearing is matched with the inclined plate, the inclined plate and every two rotary bearings are in a group, the inclined plate is vertically arranged, and when the support column swings, the inclined plate swings upwards integrally due to inertia.

Further, drive mechanism includes mount, extrusion frame, adsorbed layer, negative pressure valve, sleeve, folding pipe, intake pipe and spacing, and the mount is inlayed in the both sides of support, and the extrusion frame slides in the inner wall of mount, and adsorbed layer elasticity stretches out and draws back in the opposite side of mount inner wall, and the negative pressure valve runs through in the inner wall of adsorbed layer, and the sleeve is installed in the opposite side of support, and folding pipe is folding to stretch out and draw back in telescopic inside, and the intake pipe runs through in the one end of folding pipe, and spacing slides in one side of folding pipe.

Further, mount and sleeve are the level and correspond the setting, and mount and sleeve all are nested with the swash plate activity, and one side that mount and sleeve are close to the swash plate all is seted up flutedly, and the recess is three horn shapes and sets up, and the extrusion frame is horizontal "T" form setting, and the extrusion frame is horizontal slip.

Furthermore, the adsorption layer is made of rubber, is arranged in a semicircular arc shape, has a semicircular arc angle of 15-35 degrees, penetrates through one side of the support, and is arranged in a bent rectangle on the side surface of the adsorption layer.

Furthermore, the folding pipe is arranged in a wavy manner and made of rubber, when the inclined plate is static, the folding pipe is integrally compressed and folded inside the sleeve, the aperture of the air inlet pipe is 0.3-0.6cm, a matched one-way valve is arranged inside the air inlet pipe, the air inlet pipe is inclined by 25-45 degrees, air can conveniently enter the folding pipe through the air inlet pipe, the limiting frame is arranged in a transverse T shape, and the limiting frame is in sliding fit with the inside of the sleeve.

Has the advantages that:

1. manually clamping the support at the upper end of the gas pipeline, extruding one side of the sliding block, horizontally sliding the sliding block and the shaft arm in the support, and moving the shaft arm from one side of the lower end of the disc to the other side of the lower end of the disc, so that the disc swings integrally and rapidly, the swing angle is 180 degrees, the disc drives the support to swing synchronously, centrifugal force is generated when the support swings, and the rotating bearing drives the inclined plate to swing obliquely upwards by utilizing the upward centrifugal force;

2. when the shaft arm moves to the other side of the lower end of the disc, one side of the shaft arm is extruded to the side face of the convex strip, the convex strip and the rotating disc are integrally obliquely swung through the rotating shaft, and the swing arm is arranged at the lower end of the rotating shaft, and the weight of the swing arm is larger than that of the convex strip and the rotating disc, so that the rotating disc is quickly returned after being swung for a short time, the rotating disc can assist the shaft arm to return through the convex strip, and meanwhile, when one side of the sliding block is not extruded, the sliding block can be driven to return through the shaft arm;

3. after the inclined plate swings, when the alarm equipment needs to be clamped and installed at the upper end of the gas pipeline, one side of the inclined plate is extruded to one side of the folding pipe, the folding pipe slides in the sleeve, meanwhile, the limiting frame extends to the inner side of the support, along with the sliding of the folding pipe, air enters the inside of the folding pipe through the air inlet pipe, along with the continuous entering of the air, the folding pipe extends integrally, and further, the limiting frame can be used for clamping and limiting the two sides of the gas pipeline, so that the alarm equipment can be conveniently installed and fixed;

4. when alarm equipment need carry out the wall built-up installation, the swash plate swing extrudees to one side of extrusion frame in step, because the shape setting of extrusion frame, the extrusion frame forms the extrusion to one side of adsorbed layer, and the adsorbed layer is inside to form the negative pressure through the negative pressure valve, utilizes the negative pressure to make things convenient for the support to form the wall built-up installation fast.

Drawings

Fig. 1 is a schematic view of the overall front structure of the present invention.

Fig. 2 is a back structure schematic diagram of the alarm device of the invention.

FIG. 3 is a cross-sectional view of the stent of the present invention.

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

FIG. 5 is a schematic view of a disk structure according to the present invention.

Fig. 6 is a schematic structural view of the swing arm assembly of the present invention.

FIG. 7 is an enlarged view of the structure at B in FIG. 3 according to the present invention.

Fig. 8 is a schematic view of a folded tube assembly of the present invention.

In fig. 1 to 8, the correspondence between the component names and the reference numbers is:

1-alarm equipment, 101-sensor, 102-bracket, 2-slider, 201-shaft arm, 202-disc, 203-pillar, 3-rotating disc, 301-convex strip, 302-rotating shaft, 303-swinging arm, 4-rotating bearing, 401-inclined plate, 5-fixing frame, 501-extrusion frame, 502-adsorption layer, 503-negative pressure valve, 6-sleeve, 601-folding tube, 602-air inlet tube and 603-limiting frame.

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 a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Example (b):

as shown in figures 1 to 8:

example 1: a fixed combustible gas detection alarm comprises an alarm device 1, wherein a sensor 101 is installed at the lower end of the alarm device 1, a support 102 is installed on the back surface of the alarm device 1, and a transmission mechanism capable of being quickly installed by utilizing negative pressure is arranged inside the support 102;

a chip is arranged in the alarm device 1, an information transmission device is arranged in the alarm device 1, the chip is in signal connection with a cloud platform receiving end through the information transmission device, when the sensor 101 detects combustible gas, the sensor 101 transmits a signal to the interior of the chip, and the chip is transmitted to the cloud platform receiving end through a wireless signal;

once the fire information is detected, a signal transmitter is arranged at one end, received by the cloud platform, of the chip, the chip is in wireless signal connection with the cloud platform through the signal transmitter, a receiving end of the cloud platform is in signal connection with a control end of the cloud platform, the control end of the cloud platform can display alarm information through a display, the information can be transmitted to property managers or government personnel at the first time, the property managers or government personnel can receive the alarm information, meanwhile, the cloud platform can be used for communicating 119 the command platform, the property managers can transmit the alarm information to owner, the effect of accurate monitoring and quick response is achieved, and an integral alarm prompting system is formed;

an antenna is arranged at the upper end of the alarm device 1, the antenna is a transmission device for receiving and transmitting signals, and the antenna can enhance the signals of the information transmission device;

wherein: the sensor 101 is electrically connected with the alarm device 1, the sensor 101 is a gas sensor 101, the support 102 is arranged in an inverted concave shape, the support 102 penetrates through the back face of the sensor 101, when the support 102 is installed in a clamping mode, the transmission mechanism is used for installing the alarm device 1 through the inertia auxiliary support 102, and when the support 102 is installed in an attaching mode, the transmission mechanism is used for installing the alarm device 1 through the negative pressure auxiliary support 102;

example 2: as can be seen from fig. 3 to 7 in the specification, the difference between the embodiment 2 and the embodiment 1 is that the transmission mechanism includes a slider 2, a shaft arm 201, a disc 202, a pillar 203, a rotating disc 3, a protruding strip 301, a rotating shaft 302, a swing arm 303, a rotating bearing 4 and a sloping plate 401, the slider 2 slides on the inner wall of the bracket 102, the shaft arm 201 slides on one side of the slider 2, the disc 202 swings on the upper end of the shaft arm 201, the pillar 203 swings on the upper end of the disc 202, the rotating disc 3 swings on one side of the disc 202, the protruding strip 301 is distributed on the outer side of the rotating disc 3, the rotating shaft 302 is hinged on the lower end of the rotating disc 3, the swing arm 303 swings on the lower end of the rotating shaft 302, the rotating bearing 4 is hinged on the outer side of the pillar 203, and the sloping plate 401 swings on one side of the rotating bearing 4;

wherein: the sliding block 2 is arranged in a semicircular arc shape, the angle of the semicircular arc is 180 degrees, when the sliding block 2 is in a static state, one side of the sliding block 2 extends into the bracket 102, and when the sliding block 2 slides, the sliding block 2 horizontally slides on the inner wall of the bracket 102;

the shaft arm 201 is arranged in an L shape, the shaft arm 201 is arranged in a shape, so that the disc 202 is driven to swing when the sliding block 2 horizontally slides conveniently, and the interval between the upper end of the shaft arm 201 and the central position of the disc 202 is 2-4 cm;

the disc 202, the disc 202 and the support 203 are integrally arranged in an inverted T shape, the single rotation angle of the disc 202 is 180 degrees, and the interval between the rotating disc 3 and the disc 202 is 0.2-0.5 cm;

the rotary disc 3, the rotary disc 3 and the rotating shaft 302 are horizontally reciprocated and swung, the convex strip 301 surrounds the upper end of the rotary disc 3, and the weight of the convex strip 301 and the rotary disc 3 is less than that of the swinging arm 303;

when the rotating disk 3 swings integrally, the convex strip 301 is extruded to one side of the shaft arm 201;

the rotary bearing 4 is matched with the inclined plate 401, every two inclined plates 401 and two rotary bearings 4 form a group, the inclined plates 401 are vertically arranged integrally, and when the support columns 203 swing, the inclined plates 401 swing integrally upwards due to inertia;

wherein: manually clamping the support 102 at the upper end of a gas pipeline, extruding one side of the slide block 2, horizontally sliding the slide block 2 and the shaft arm 201 in the support 102, and moving the shaft arm 201 from one side of the lower end of the disc 202 to the other side of the lower end of the disc 202, so that the whole disc 202 rapidly swings at a swing angle of 180 degrees, the disc 202 drives the support column 203 to synchronously swing, centrifugal force is generated when the support column 203 swings, and the rotating bearing 4 rotates by utilizing the upward centrifugal force to drive the inclined plate 401 to upwards obliquely swing;

when the shaft arm 201 moves to the other side of the lower end of the disc 202, one side of the shaft arm 201 is extruded to the side face of the convex strip 301, the convex strip 301 and the rotating disc 3 swing obliquely through the rotating shaft 302, and the swing arm 303 is arranged at the lower end of the rotating shaft 302, and the weight of the swing arm 303 is greater than that of the convex strip 301 and that of the rotating disc 3, so that the rotating disc 3 returns quickly after swinging briefly, the rotating disc 3 can assist the return of the shaft arm 201 through the convex strip 301, and meanwhile, when one side of the slider 2 loses extrusion, the slider 2 can return through the driving of the shaft arm 201;

example 3: referring to fig. 3, 4, 7 and 8 of the specification, embodiment 3 is different from

embodiments

1 and 2 in that the transmission mechanism includes a fixing frame 5, an extruding frame 501, an adsorption layer 502, a negative pressure valve 503, a sleeve 6, a folding tube 601, an air inlet tube 602 and a limiting frame 603, the fixing frame 5 is embedded on two sides of the bracket 102, the extruding frame 501 slides on the inner wall of the fixing frame 5, the adsorption layer 502 elastically stretches out and draws back on the other side of the inner wall of the fixing frame 5, the negative pressure valve 503 penetrates through the inner wall of the adsorption layer 502, the sleeve 6 is installed on the other side of the bracket 102, the folding tube 601 is folded and stretched out and drawn back inside the sleeve 6, the air inlet tube 602 penetrates through one end of the folding tube 601, and the limiting frame 603 slides on one side of the folding tube 601;

wherein: the fixing frame 5, the fixing frame 5 and the sleeve 6 are horizontally arranged correspondingly, the fixing frame 5 and the sleeve 6 are movably nested with the inclined plate 401, and grooves are formed in the fixing frame 5 and the sleeve 6 at one sides close to the inclined plate 401 and are arranged in a triangular shape;

the extrusion frame 501 is arranged in a transverse T shape, the extrusion frame 501 slides horizontally, and the whole deformation of the adsorption layer 502 is facilitated due to the arrangement of the extrusion frame 501;

the adsorption layer 502 is made of rubber, the adsorption layer 502 is arranged in a semicircular arc shape, the angle of the semicircular arc is 15-35 degrees, the adsorption layer 502 penetrates through one side of the bracket 102, and the side surface of the adsorption layer 502 is arranged in a bent rectangle;

the sleeve 6 is arranged in a hollow manner, the sleeve 6 is convenient for integrally compressing and fixing the folding pipe 601, and gas is prevented from entering the folding pipe 601;

the folding pipe 601 is arranged in a wavy manner, the folding pipe 601 is made of rubber, when the inclined plate 401 is static, the folding pipe 601 is integrally compressed and folded inside the sleeve 6, and after the inclined plate 401 swings, the folding pipe 601 integrally extends horizontally as shown in the attached figure 8 of the specification;

the aperture of the air inlet pipe 602 is 0.3-0.6cm, a matched one-way valve is arranged inside the air inlet pipe 602, the air inlet pipe 602 is inclined at an angle of 25-45 degrees, and air conveniently enters the inside of the folding pipe 601 through the air inlet pipe 602;

the limiting frame 603 is arranged in a transverse T shape, and the limiting frame 603 is in sliding fit with the interior of the sleeve 6;

after the folding tube 601 extends, the limiting frame 603 extends to the inside of the bracket 102;

wherein: after the inclined plate 401 swings, when the alarm device 1 needs to be clamped and installed at the upper end of the gas pipeline, one side of the inclined plate 401 is extruded to one side of the folding pipe 601, the folding pipe 601 slides in the sleeve 6, meanwhile, the limiting frame 603 extends to the inner side of the support 102, along with the sliding of the folding pipe 601, air enters the inside of the folding pipe 601 through the air inlet pipe 602, along with the continuous entering of the air, the folding pipe 601 integrally extends, and further, the limiting frame 603 can be used for clamping and limiting the two sides of the gas pipeline, so that the alarm device 1 can be conveniently installed and fixed;

when the alarm device 1 needs to be installed on a wall, the inclined plate 401 swings and synchronously extrudes to one side of the extrusion frame 501, due to the shape of the extrusion frame 501, the extrusion frame 501 extrudes one side of the adsorption layer 502, negative pressure is formed inside the adsorption layer 502 through the negative pressure valve 503, and the support 102 is convenient to quickly form the wall to be installed by utilizing the negative pressure.

Claims

1. A fixed combustible gas detection alarm is characterized in that: comprises that

The alarm device comprises an alarm device (1), wherein a sensor (101) is installed at the lower end of the alarm device (1), a support (102) is installed on the back surface of the alarm device (1), and a transmission mechanism capable of being quickly installed by utilizing negative pressure is arranged inside the support (102);

the alarm device (1) is internally provided with a chip, the chip is in signal connection with a cloud platform receiving end through a wireless signal, when the sensor (101) detects combustible gas, the sensor (101) transmits the signal to the inside of the chip, and the chip is transmitted to the cloud platform receiving end through the wireless signal;

an antenna is arranged at the upper end of the alarm device (1), and the antenna can enhance the signal of the information transmission device;

the sensor (101), the sensor (101) is electrically connected with the alarm device (1), and the sensor (101) is a gas sensor (101);

the bracket (102), the bracket (102) is set up in the form of inverted concave, the bracket (102) runs through the back of the sensor (101);

when the support (102) is clamped and installed, the transmission mechanism utilizes the inertia auxiliary support (102) to install the alarm device (1), and when the support (102) is attached and installed, the transmission mechanism utilizes the negative pressure auxiliary support (102) to install the alarm device (1).

2. The stationary combustible gas detection alarm of claim 1 wherein: drive mechanism includes slider (2), armshaft (201), disc (202), pillar (203), rotary disk (3), sand grip (301), pivot (302), swing arm (303), swivel bearing (4) and swash plate (401), slider (2) slide in the inner wall of support (102), armshaft (201) slide in one side of slider (2), disc (202) swing in the upper end of armshaft (201), pillar (203) swing in the upper end of disc (202), rotary disk (3) swing in one side of disc (202), sand grip (301) distribute in the outside of rotary disk (3), pivot (302) articulate in the lower extreme of rotary disk (3), swing arm (303) swing in the lower extreme of pivot (302), swivel bearing (4) articulate in the outside of pillar (203), swash plate (401) swing in one side of swivel bearing (4).

3. The stationary combustible gas detection alarm of claim 2 wherein: the sliding block (2) is arranged in a semicircular arc shape, the angle of the semicircular arc is 180 degrees, when the sliding block (2) is in a static state, one side of the sliding block (2) extends to the inside of the support (102), and when the sliding block (2) slides, the sliding block (2) horizontally slides on the inner wall of the support (102).

4. The stationary combustible gas detection alarm of claim 2 wherein: the shaft arm (201) is arranged in an L shape, and the upper end of the shaft arm (201) is spaced from the center of the disc (202) by 2-4 cm;

the disc (202), the disc (202) and the support column (203) are integrally arranged in an inverted T shape, the single rotation angle of the disc (202) is 180 degrees, and the interval between the rotating disc (3) and the disc (202) is 0.2-0.5 cm.

5. The stationary combustible gas detection alarm of claim 2 wherein: the rotary disk (3) and the rotary shaft (302) horizontally swing in a reciprocating manner, the convex strip (301) surrounds the upper end of the rotary disk (3), and the total weight of the convex strip (301) and the rotary disk (3) is less than that of the swing arm (303);

the rotary bearing (4), rotary bearing (4) and swash plate (401) set up in a matched manner, and every two swash plate (401) and rotary bearing (4) are a set of, and swash plate (401) whole is and arranges perpendicularly.

6. The stationary combustible gas detection alarm of claim 1 wherein: drive mechanism includes mount (5), extrusion frame (501), adsorbed layer (502), negative pressure valve (503), sleeve (6), folding tube (601), intake pipe (602) and spacing (603), mount (5) are inlayed in the both sides of support (102), extrusion frame (501) slide in the inner wall of mount (5), adsorbed layer (502) elasticity is flexible in the opposite side of mount (5) inner wall, negative pressure valve (503) run through in the inner wall of adsorbed layer (502), sleeve (6) are installed in the opposite side of support (102), folding flexible in the inside of sleeve (6) folding tube (601), intake pipe (602) run through in the one end of folding tube (601), spacing (603) slide in one side of folding tube (601).

7. The stationary combustible gas detection alarm of claim 6 wherein: mount (5) and sleeve (6) are the level and correspond the setting, and mount (5) and sleeve (6) all are nested with swash plate (401) activity, and one side that mount (5) and sleeve (6) are close to swash plate (401) all is seted up flutedly, and the recess is the setting of triangle-shaped.

8. The stationary combustible gas detection alarm of claim 6 wherein: the extrusion frame (501) is arranged in a transverse T shape, the extrusion frame (501) slides horizontally, and the whole deformation of the adsorption layer (502) is facilitated due to the arrangement of the extrusion frame (501);

the adsorption layer (502), the adsorption layer (502) are the rubber material, and the adsorption layer (502) are the semicircle arcuation setting, and the semicircle angle is 15-35, and adsorption layer (502) run through in one side of support (102), and adsorption layer (502) side is crooked rectangle setting.

9. The stationary combustible gas detection alarm of claim 6 wherein: folding pipe (601) are the wavy setting, and folding pipe (601) are the rubber material, and when swash plate (401) was static, folding pipe (601) wholly compressed and is folded in the inside of sleeve (6).

10. The stationary combustible gas detection alarm of claim 6 wherein: the aperture of the air inlet pipe (602) is 0.3-0.6cm, a matched one-way valve is arranged inside the air inlet pipe (602), and the air inlet pipe (602) is inclined at an angle of 25-45 degrees;

spacing (603), spacing (603) are horizontal "T" form setting, and spacing (603) and the inside slip laminating of sleeve (6).