CN113237804B - Detection equipment for preventing fire-fighting hidden trouble - Google Patents
Detection equipment for preventing fire-fighting hidden trouble Download PDFInfo
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- CN113237804B CN113237804B CN202110493345.5A CN202110493345A CN113237804B CN 113237804 B CN113237804 B CN 113237804B CN 202110493345 A CN202110493345 A CN 202110493345A CN 113237804 B CN113237804 B CN 113237804B
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- 238000001514 detection method Methods 0.000 title claims abstract description 99
- 239000000523 sample Substances 0.000 claims abstract description 54
- 238000004806 packaging method and process Methods 0.000 claims abstract description 18
- 238000005452 bending Methods 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 14
- 238000005538 encapsulation Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000005570 vertical transmission Effects 0.000 claims description 2
- 239000012634 fragment Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000002411 adverse Effects 0.000 abstract description 2
- 239000003570 air Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 239000000779 smoke Substances 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The invention discloses detection equipment for preventing fire hazards, which relates to the technical field of fire detection equipment and comprises a fire detection probe and a connecting frame detachably mounted with the fire detection probe, wherein a fixed disc is arranged at the top of the connecting frame, a fixed hole is formed in the surface of the fixed disc, a packaging top plate is arranged at the top of the fire detection probe, embedded blocks are arranged at the front end and the rear end of the packaging top plate, and the fire detection probe is detachably connected with the bottom of an inner cavity of the connecting frame through the arranged embedded blocks. The invention can effectively avoid the influence of the moist environment on the detection equipment, can clean dust and sundries adhered to the surface of the detection equipment, can enable the surrounding air to be in contact with the fire-fighting detection probe quickly, improves the detection range, improves the efficiency of detection work, can also radiate the heat of the inside of the detection equipment, ensures that the inside of the detection equipment is kept at a proper temperature, and can effectively avoid the adverse effect of the high-temperature environment on the equipment.
Description
Technical Field
The invention relates to the technical field of fire protection detection equipment, in particular to detection equipment for preventing fire protection hidden danger.
Background
In public places such as markets and office buildings, fire-fighting detection equipment is mostly adopted to predict smoke, and the purpose of preventing fire hazards is achieved in one channel. It is a typical facility for converting space fire-fighting measures into civilian use. Is widely applied to various fire alarm systems, and the performance of the fire alarm is far superior to that of gas-sensitive resistors. The fire-proof device is easy to install and remarkable in effect, and is widely applied to important fire-proof places such as families, factories, office buildings, hospitals, schools and museums.
The following problems exist in the prior art:
1. the traditional detection equipment for preventing fire hazards is easy to damp and abrade when being installed in a relatively dark and moist working environment, so that the service life of the detection equipment is further influenced;
2. Traditional detection equipment for preventing fire hazards easily adheres more dust and sundries on the surface of the detection equipment in the long-term use process, so that the sensitivity of the detection equipment is affected.
Disclosure of Invention
The invention provides detection equipment for preventing fire hazards, which aims to solve the problems that the traditional detection equipment for preventing fire hazards is easy to be wetted and worn when being installed in a darker and moist working environment, so that the service life of the detection equipment is influenced; another purpose is that in order to solve the traditional check out test set of prevention fire control hidden danger, in long-term use, its surface is apt to adhere more dust and debris's problem to reach the effect that can keep check out test set's sensitivity for a long time.
In order to solve the technical problems, the invention adopts the following technical scheme:
The utility model provides a detection equipment of prevention fire control hidden danger, includes fire control test probe and rather than the link of dismantlement formula installation, the top of link is provided with fixed disc, the fixed orifices has been seted up on the surface of fixed disc, fire control test probe's top is provided with the encapsulation roof, both ends all are provided with inlays and establish the piece around the encapsulation roof, fire control test probe inlays through the setting and establishes the piece and be connected with the inner chamber bottom dismantlement of link.
Arc grooves are formed in the left side and the right side of the connecting frame, the arc grooves are communicated with the inner cavity of the connecting frame, circulation grooves are uniformly formed in the top of the packaging top plate, the circulation grooves are communicated with the inner cavity of the fire-fighting detection probe, and a filter screen is arranged on the inner wall of the arc grooves.
The technical scheme of the invention is further improved as follows: the inner wall top of link is provided with actuating mechanism, actuating mechanism's output is through being provided with gangbar swing joint and has the master gear.
The technical scheme of the invention is further improved as follows: the left end and the right end of the main gear are respectively and vertically driven with a first auxiliary gear and a second auxiliary gear, rotating rollers are arranged on the outer sides of the first auxiliary gear and the second auxiliary gear, and drainage frames are uniformly arranged on the surfaces of one ends, close to the inner wall of the connecting frame, of the rotating rollers.
By adopting the technical scheme, the driving mechanism in the scheme can enable the main gear to drive the first auxiliary gear and the second auxiliary gear to perform vertical circular motion under the transmission action of the linkage rod, so that the rotating roller can drive the drainage frame to rotate, the flowing speed of air around the detection equipment is further accelerated, the moisture in humid gas is reduced, the ambient air is enabled to be in contact with the fire-fighting detection probe rapidly, and the interior of the fire-fighting detection probe can be cooled.
The technical scheme of the invention is further improved as follows: the drainage frame all includes main rotating frame and arc lug, the cavity has been seted up to the bottom of main rotating frame.
The technical scheme of the invention is further improved as follows: limiting grooves are formed in the left side and the right side of the top of the inner wall of the cavity, limiting sliding blocks are connected to the inner wall of the limiting grooves in a sliding mode, and the top of each limiting sliding block is fixedly connected with the left end and the right end of the bottom of each arc-shaped protruding block respectively.
By adopting the technical scheme, when the drainage frame rotates to be vertical to the top of the packaging top plate, the limiting sliding block in the scheme can slide in the limiting groove under the extrusion action, so that the arc-shaped protruding block is contracted in the cavity.
The technical scheme of the invention is further improved as follows: the bottom of the left side of the inner wall of the cavity is movably connected with the inner surface of the left limit slide block through the first bending elastic piece, the bottom of the right side of the inner wall of the cavity is movably connected with the inner surface of the right limit slide block through the second bending elastic piece, and the center of the inner side of the first bending elastic piece is fixedly connected with the center of the inner side of the second bending elastic piece.
By adopting the technical scheme, the first bending elastic piece and the second bending elastic piece in the scheme can enable the limiting slide block to drive the arc-shaped protruding block to shrink through the elastic action of the first bending elastic piece and the second bending elastic piece, and then the limiting slide block can reset quickly.
The technical scheme of the invention is further improved as follows: the center of the inner sides of the first bending elastic piece and the second bending elastic piece are fixedly connected, and the tops of the first bending elastic piece and the second bending elastic piece are movably connected with the inner sides of the arc-shaped protruding blocks through a cross transmission frame.
By adopting the technical scheme, the cross transmission frame in the scheme has transmission connection function, so that the whole surface of the arc-shaped protruding block connected with the top of the cross transmission frame generates a certain degree of vibration in the elastic resetting process
The technical scheme of the invention is further improved as follows: the inner wall bottom of arc lug is provided with strong magnetic force piece one, and the inner wall top of arc cavity is provided with strong magnetic force piece two, the magnetic pole distribution between strong magnetic force piece one, strong magnetic force piece two is homopolar relatively.
By adopting the technical scheme, the magnetic pole repulsive force between the first strong magnetic block and the second strong magnetic block in the scheme can increase the vibration strength of the arc-shaped protruding block in the arc-shaped cavity.
The technical scheme of the invention is further improved as follows: the inner chamber bottom of link is provided with the flange, all be provided with locating shaft and pinion one and pinion two internal surface swing joint about the top of flange, the locating shaft is the setting of falling L form.
By adopting the technical proposal, the positioning shaft in the proposal has the functions of supporting and fixing the first and second pinion gears,
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
1. The invention provides a detection device for preventing fire hazards, which can enable a rotating roller to drive a drainage frame to rotate under the transmission of a driving mechanism and a transmission gear in a connecting frame, and can accelerate the flowing speed of air around the detection device in the rotating process, so that the air partially enters the detection device in the flowing process, thereby reducing the temperature difference between the inside of the detection device and the outside environment, reducing the moisture in humid gas, effectively avoiding the influence of the humid environment on the detection device, and further effectively enabling the detection device to be suitable for more diversified working environments.
2. The invention provides detection equipment for preventing fire hazards, wherein in the process that a rotating roller drives a drainage frame to rotate, an arc-shaped lug in the drainage frame can impact a packaging top plate at the top of a fire-fighting detection probe, so that the fire-fighting detection probe can vibrate, dust and sundries adhered to the surface of the fire-fighting detection probe can be cleaned through vibration, the detection work of the fire-fighting detection probe can be effectively prevented from being influenced by dust and foreign matters, the detection device can be operated for a long time and efficiently, meanwhile, the detection equipment is not required to be cleaned manually, and human resources are saved.
3. The invention provides the detection equipment for preventing the fire hazard, which can enable the surrounding air to be in contact with the fire-fighting detection probe quickly while accelerating the flow speed of the air around the detection equipment in the process of rotating the drainage frame driven by the rotating roller, so that the fire-fighting detection probe can detect the safety condition in the surrounding environment effectively in time, the detection range of the detection equipment is improved, and the detection work efficiency is also improved.
4. The invention provides the detection equipment for preventing the fire hazard, which can radiate heat inside the detection equipment in the process that the rotating roller drives the drainage rack to rotate under the transmission of the driving mechanism and the transmission gear, so that the inside of the detection equipment is kept at a proper temperature, the adverse effect of a high-temperature environment on the detection equipment can be effectively avoided, the abrasion of the high-temperature environment on an internal operation circuit of the fire detection probe is further effectively avoided, and the practicability of the detection equipment is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the connecting frame of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic view of the fire-fighting detection probe structure of the present invention;
FIG. 5 is a schematic view of the internal cross-sectional structure of the drainage rack of the present invention;
FIG. 6 is a schematic view of the inner cross-sectional structure of the arc-shaped bump of the present invention;
fig. 7 is an enlarged view of the structure of fig. 6B according to the present invention.
In the figure: 1. a fire detection probe; 101. packaging a top plate; 102. embedding blocks; 103. a flow channel; 2. A connecting frame; 3. a fixed disc; 4. a fixing hole; 5. an arc-shaped groove; 6. a filter screen; 7. a driving mechanism; 701. a linkage rod; 8. a main gear; 9. a first pinion gear; 10. a second pinion gear; 11. a rotating roller; 12. A drainage rack; 1201. a main turret; 1202. arc-shaped protruding blocks; 13. a convex plate; 14. positioning a shaft; 15. A cavity; 16. a limit groove; 17. a limit sliding block; 18. bending the first elastic sheet; 19. bending the second elastic sheet; 20. A cross transmission frame; 21. an arc-shaped cavity; 22. a strong magnetic block I; 23. and a strong magnetic block II.
Detailed Description
The invention is further illustrated by the following examples:
Example 1
As shown in fig. 1-7, the invention provides a detection device for preventing fire hazards, which comprises a fire-fighting detection probe 1 and a connecting frame 2 detachably mounted with the fire-fighting detection probe, wherein a fixed disc 3 is arranged at the top of the connecting frame 2, a fixed hole 4 is formed in the surface of the fixed disc 3, the detection device can be conveniently assembled and disassembled with the external environment through the fixed hole 4, a packaging top plate 101 is arranged at the top of the fire-fighting detection probe 1, embedded blocks 102 are respectively arranged at the front end and the rear end of the packaging top plate 101, the fire-fighting detection probe 1 is detachably connected with the bottom of an inner cavity of the connecting frame 2 through the embedded blocks 102, and when the detection device for preventing fire hazards is used, the fire-fighting detection probe 1 is in threaded connection with the inner wall of the connecting frame 2 through the embedded blocks 102, so that the fire-fighting detection probe 1 can be used at the bottom of the connecting frame 2, detection work can be conveniently carried out on smoke molecules in the surrounding environment, and alarm reminding can be carried out when the smoke content in air is detected to exceed standard.
Further, arc wall 5 has all been seted up to the left and right sides of link 2, arc wall 5 link up with the inner chamber of link 2 mutually, circulation groove 103 has evenly been seted up at the top of encapsulation roof 101, circulation groove 103 link up with the inner chamber of fire control test probe 1 mutually, the inner wall of arc wall 5 is provided with filter screen 6, the in-process that detects work at fire control test probe 1, the external environment, the inner chamber of link 2, the work inner chamber of fire control test probe 1 link up each other under the effect of arc wall 5 and circulation groove 103, make the air partly get into inside link 2, the inside of fire control test probe 1 at the in-process that flows, and then can reduce the difference in temperature between inside this link 2, fire control test probe 1 inside and the external environment.
Example 2
As shown in fig. 1-7, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the inner wall top of link 2 is provided with actuating mechanism 7, actuating mechanism 7's output is through being provided with gangbar 701 swing joint and is had master gear 8, master gear 8's left and right sides both ends vertical transmission respectively has pinion one 9 and pinion two 10, pinion one 9, the outside of pinion two 10 all is provided with rotor roll 11, rotor roll 11 is close to the one end surface of link 2 inner wall evenly is provided with drainage frame 12, actuating mechanism 7 rotates, actuating mechanism 7 can adopt rotating electrical machines as the drive source, under the transmission effect of gangbar 701 that its output was installed, can make master gear 8 rotate, master gear 8's rack is connected with the pinion one 9 and pinion two 10 that its left and right sides both ends set up perpendicularly, and then master gear 8's horizontal circumference motion can drive pinion one 9 and pinion two 10 vertical circular motion.
Further, in the process of circular movement of the first pinion 9 and the second pinion 10, the rotating roller 11 can drive the drainage frame 12 to rotate, so that the flow speed of air around the detection equipment is accelerated, the moisture in humid gas is reduced, and the influence of the humid environment on the working inner cavity of the fire-fighting detection probe 1 is effectively avoided.
Meanwhile, the drainage frame 12 can enable surrounding air to be in contact with the fire-fighting detection probe 1 rapidly in the rotating process, so that smoke in the surrounding air is timely and effectively detected by the fire-fighting detection probe 1, heat dissipation can be carried out in the fire-fighting detection probe 1, and the influence of a high-temperature environment on the fire-fighting detection probe is reduced.
Example 3
As shown in fig. 1-7, on the basis of embodiments 1 and 2, the present invention provides a technical solution: preferably, the drainage frame 12 includes a main rotating frame 1201 and an arc-shaped protruding block 1202, the bottom of the main rotating frame 1201 is provided with a cavity 15, both sides of the top of the inner wall of the cavity 15 are provided with a limit groove 16, the inner wall of the limit groove 16 is slidably connected with a limit slide block 17, the top of the limit slide block 17 is fixedly connected with both ends of the bottom of the arc-shaped protruding block 1202, the drainage frame 12 is fixedly connected with both ends of the bottom of the arc-shaped protruding block 1202, and when the drainage frame rotates to the top of the packaging top plate 101 at the top of the fire-fighting detection probe 1, the arc-shaped protruding block 1202 inside the drainage frame collides with the packaging top plate 101, and the limit slide block 17 arranged at the bottom of the arc-shaped protruding block 1202 slides inside the limit groove 16 provided on the inner wall of the cavity 15.
Meanwhile, the left bottom of the inner wall of the cavity 15 is movably connected with the inner surface of the left limit slide block 17 through the first bending elastic piece 18, the right bottom of the inner wall of the cavity 15 is movably connected with the inner surface of the right limit slide block 17 through the second bending elastic piece 19, the inner center of the first bending elastic piece 18 is fixedly connected with the inner center of the second bending elastic piece 19, when the drainage frame 12 deviates from the top of the packaging top plate 101 and releases the vertical position relation with the top of the packaging top plate, under the elastic action of the first bending elastic piece 18 and the second bending elastic piece 19, the limit slide block 17 can reset in the limit groove 16, and the arc-shaped protruding block 1202 is in an arc shape, so that the arc-shaped protruding block is still in butt joint with the surface of the packaging top plate 101 after reset.
The centers of the inner sides of the first bending elastic piece 18 and the second bending elastic piece 19 are fixedly connected, the tops of the first bending elastic piece 18 and the second bending elastic piece 19 are movably connected with the inner sides of the arc-shaped protruding blocks 1202 through the crossed transmission frame 20, and under the elastic action of the first bending elastic piece 18 and the second bending elastic piece 19, the crossed transmission frame 20 has a transmission connection function, so that the whole surface of the arc-shaped protruding blocks 1202 connected with the tops of the crossed transmission frames vibrates, and meanwhile, the packaging top plate 101 contacted with the crossed transmission frame vibrates.
Example 4
As shown in fig. 1-7, on the basis of embodiments 1, 2 and 3, the present invention provides a technical solution: preferably, the arc cavity 21 has been seted up to the inside of arc lug 1202, the inner wall bottom in arc cavity 21 is provided with strong magnetic force piece one 22, and the inner wall top in arc cavity 21 is provided with strong magnetic force piece two 23, strong magnetic force piece one 22, the magnetic pole distribution between strong magnetic force piece two 23 each other is homopolar relatively, at the in-process that arc lug 1202 produced vibrations, under strong magnetic force piece one 22, the magnetic pole repulsion effect between strong magnetic force piece two 23 each other, can make the surface of arc lug 1202 produce the deformation of certain degree, and then make its intensity of vibrations increase, make simultaneously the encapsulation roof 101 drive the vibration intensity increase of fire control detection probe 1's shell, can clear up fire control detection probe 1 surface by main detection portion dust and debris that adheres, can avoid dust and foreign matter to influence the detection work of fire control detection probe 1 effectively.
Further, the bottom of the inner cavity of the connecting frame 2 is provided with a convex plate 13, the left and right sides of the top of the convex plate 13 are movably connected with the inner surfaces of the first pinion 9 and the second pinion 10 through a positioning shaft 14, and the positioning shaft 14 is in an inverted L shape and has a fixed supporting function on the first pinion 9 and the second pinion 10.
The working principle of the detection equipment for preventing fire hazards is specifically described below.
As shown in fig. 1-7, when the detection device for preventing fire hazards works, the fire-fighting detection probe 1 detects smoke molecules in the surrounding environment, part of air can enter the inside of the connecting frame 2 and the inside of the fire-fighting detection probe 1 through the arc-shaped groove 5 and the circulation groove 103 in the flowing process, so that the temperature difference between the inside of the connecting frame 2 and the inside and the outside environment of the fire-fighting detection probe 1 can be reduced, the driving mechanism 7 can drive the drainage frame 12 to rotate under the transmission of the linkage rod 701, the main gear 8, the first pinion 9 and the second pinion 10, the rotating roller 11 can drive the drainage frame 12 to accelerate the flowing speed of the air around the detection device, the surrounding air can be quickly contacted with the fire-fighting detection probe 1 while reducing the moisture in the humid air, and the heat can also be dissipated inside the fire-fighting detection probe 1, when the drainage frame 12 rotates to the top of the packaging top plate 101 at the top of the fire-fighting detection probe 1, the arc-shaped protruding block 1202 in the inside can collide with the packaging top plate 101, the arc-shaped protruding block 1202 is contracted and reset, the first 18 and the second bending elastic piece 19 and the cross transmission frame 20 can drive the packaging probe 1 to contact with the fire-fighting detection probe 1 to generate dust and vibration to clean the surface of the fire-fighting detection probe.
The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (2)
1. The utility model provides a detection equipment of prevention fire control hidden danger, includes fire control test probe (1) and rather than link (2) of dismantlement formula installation, its characterized in that: the fire-fighting detection probe comprises a connecting frame (2), and is characterized in that a fixed disc (3) is arranged at the top of the connecting frame (2), a fixed hole (4) is formed in the surface of the fixed disc (3), an encapsulation top plate (101) is arranged at the top of the fire-fighting detection probe (1), embedded blocks (102) are arranged at the front end and the rear end of the encapsulation top plate (101), and the fire-fighting detection probe (1) is detachably connected with the bottom of an inner cavity of the connecting frame (2) through the arranged embedded blocks (102);
Arc grooves (5) are formed in the left side and the right side of the connecting frame (2), the arc grooves (5) are communicated with the inner cavity of the connecting frame (2), circulation grooves (103) are uniformly formed in the top of the packaging top plate (101), the circulation grooves (103) are communicated with the inner cavity of the fire-fighting detection probe (1), and a filter screen (6) is arranged on the inner wall of the arc grooves (5);
The utility model discloses a connecting frame, including connecting frame (2), actuating mechanism (7)'s inner wall top is provided with actuating mechanism (7), actuating mechanism (7)'s output has master gear (8) through being provided with gangbar (701) swing joint, the left and right sides of master gear (8) is vertical transmission respectively has pinion one (9) and pinion two (10), the outside of pinion one (9), pinion two (10) all is provided with rotor roll (11), rotor roll (11) are close to the one end surface of connecting frame (2) inner wall evenly is provided with drainage frame (12), drainage frame (12) all include main rotating frame (1201) and arc lug (1202), cavity (15) have been seted up to the bottom of main rotating frame (1201), spacing groove (16) have all been seted up on the inner wall top left and right sides of cavity (15), the inner wall sliding connection of spacing slider (16) have spacing slider (17), the top of spacing slider (17) are fixed connection with the bottom left and right sides of arc lug (1202) respectively, the inner wall bottom of cavity (15) is provided with the inside limit position of a left and right side and is provided with the inside limit piece (17 through the flexible shell fragment (17) of the inside limit position of a flexible connection (17), the utility model discloses a magnetic force sensor is characterized in that the inside center of first bending elastic piece (18) is fixedly connected with the inside center of second bending elastic piece (19), the inside center of first bending elastic piece (18) and second bending elastic piece (19) is fixedly connected, and the top of first bending elastic piece (18) and second bending elastic piece (19) is through being provided with the inboard swing joint of cross transmission frame (20) and arc lug (1202), arc chamber (21) have been seted up to the inside of arc lug (1202), the inner wall bottom of arc chamber (21) is provided with strong magnetic force piece one (22), and the inner wall top of arc chamber (21) is provided with strong magnetic force piece two (23), the magnetic pole distribution between strong magnetic force piece one (22) and strong magnetic force piece two (23) is homopolar relatively.
2. The detection apparatus for preventing fire hazards according to claim 1, wherein: the inner cavity bottom of link (2) is provided with flange (13), all be provided with locating shaft (14) about the top of flange (13) and pinion one (9) and pinion two (10) internal surface swing joint, locating shaft (14) are the setting of falling L form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493345.5A CN113237804B (en) | 2021-05-07 | 2021-05-07 | Detection equipment for preventing fire-fighting hidden trouble |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493345.5A CN113237804B (en) | 2021-05-07 | 2021-05-07 | Detection equipment for preventing fire-fighting hidden trouble |
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| CN113237804A CN113237804A (en) | 2021-08-10 |
| CN113237804B true CN113237804B (en) | 2024-04-26 |
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| CN202110493345.5A Active CN113237804B (en) | 2021-05-07 | 2021-05-07 | Detection equipment for preventing fire-fighting hidden trouble |
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| CN114042724B (en) * | 2021-09-26 | 2024-03-19 | 榆林逸朗园林绿化有限公司 | Afforestation discarded object fermenting installation |
| CN115938060B (en) * | 2022-11-21 | 2024-05-14 | 深圳永科建设工程有限公司 | Fire detection alarm device with good protection effect |
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