CN220891588U

CN220891588U - Smoke-sensing and fire-sensing detector

Info

Publication number: CN220891588U
Application number: CN202322689140.1U
Authority: CN
Inventors: 黄思巧; 吕丽雅; 林惠真
Original assignee: Fujian Jiuan Engineering Testing Co ltd
Current assignee: Fujian Jiuan Engineering Testing Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-05-03
Anticipated expiration: 2033-10-08

Abstract

The utility model discloses a smoke-sensing and temperature-sensing fire disaster detector, and relates to the technical field of fire-fighting equipment. The detector comprises a detector body, a screw rod motor is arranged above one side of the detector body, a rotating plate is arranged on one side of the rotating shaft, a first sleeve is sleeved outside the rotating shaft, an elastic rod is arranged outside the first sleeve, and a spring is arranged in the first through hole.

Description

Smoke-sensing and fire-sensing detector

Technical Field

The utility model relates to the technical field of fire-fighting equipment, in particular to a smoke-sensing and temperature-sensing fire detector.

Background

Currently, in some buildings, it is necessary to install fire protection facilities to ensure timely or early extinguishing. In many fire-fighting facilities, smoke-sensing and temperature-sensing fire detectors are commonly used because they can sense smoke and temperature changes caused by a fire and can timely warn the fire.

The existing temperature-sensing smoke-sensing fire detector is generally arranged at a high place so as to conveniently sense and monitor upward high-temperature smoke, the temperature-sensing smoke-sensing fire detector arranged at the high place is required to be climbed up by maintenance personnel during regular maintenance and overhaul, and a plurality of temperature-sensing smoke-sensing fire detectors are generally arranged on the same floor in order to better sense the conditions of different positions of the floor, so that maintenance personnel are required to continuously climb up, the workload of the staff is large in the maintenance process, and the bolts are frequently detached when the detector body is overhauled due to the fact that the detector body is in bolted connection with the top cover, the overhauling process is complex, and the overhauling rate is inconvenient to improve.

Disclosure of utility model

Based on the above, the utility model aims to provide the smoke-sensing temperature-sensing fire disaster detector so as to solve the technical problems that when the existing temperature-sensing smoke-sensing fire disaster detector is regularly overhauled and maintained, staff climbs up for many times, the workload is large, and the overhauling efficiency is required to be further improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the smoke sensing and fire sensing detector comprises a detector body, a screw motor is arranged above one side of the detector body, a top cover is arranged on the other side of the detector body, a fixing mechanism is arranged on the top cover and comprises a movable plate, a rotating shaft transversely penetrates through the interior of the movable plate, a rotating plate is arranged on one side of the rotating shaft, a first sleeve is sleeved outside the rotating shaft, an elastic rod is arranged outside the first sleeve, a limiting block is arranged on one side, away from the movable plate, of the elastic rod, a first through hole, a through groove and a cavity are formed in the detector body, a second through hole is formed in the top cover, and a spring is arranged inside the first through hole.

Through adopting above-mentioned technical scheme, use specialized maintenance tools such as allen wrench, it is rotatory to insert special-shaped hole with it, under the drive of rotation axis, the revolving plate is rotatory, rotates to parallel with logical groove when the revolving plate, and separation of detector body and top cap can be accomplished to pulling first sleeve, need not the operation of repeatedly unscrewing the screw.

Further, the output of lead screw motor is provided with the lead screw, the threaded connection of lead screw has the staple bolt, the both sides fixedly connected with second sleeve of staple bolt, the inside vertical dead lever that runs through of second sleeve.

Through adopting above-mentioned technical scheme, drive the lead screw and rotate after the lead screw motor starts, and then make the detector body follow the removal of staple bolt on the lead screw, carry out vertical height's regulation.

Further, be provided with the card strip on the detector body, the draw-in groove has all been seted up at staple bolt and second telescopic top, draw-in groove and card strip looks adaptation.

Through adopting above-mentioned technical scheme for the detector body can accomplish through the card strip and fix with staple bolt and second telescopic, fixed mode is simple swift.

Further, the first sleeve is fixedly connected with the rotating shaft, and the first sleeve is provided with a special-shaped hole.

Through adopting above-mentioned technical scheme, the setting in dysmorphism hole for when demolising the top cap, need the special socket head cap spanner side to rotate first sleeve, and then drive the swivel plate and rotate.

Further, the first through hole is matched with the movable plate, the aperture of the first through hole is larger than that of the second through hole, and the first through hole, the through groove and the cavity are communicated.

Through adopting above-mentioned technical scheme for the movable plate is in the fixed in-process of detector body and top cap, can get into the inside of first through-hole smoothly, and the aperture of first through-hole is greater than the aperture of second through-hole, and the movable plate then is inconvenient to break away from in the second through-hole and go out.

Further, the rotating shaft is fixedly connected with the rotating plate, and the rotating plate is matched with the through groove.

Through adopting above-mentioned technical scheme, when professional instrument passes through special-shaped hole rotation first sleeve, the rotation axis is rotatory smoothly to drive rather than fixed connection's commentaries on classics board is rotatory smoothly, because of commentaries on classics board and logical groove looks adaptation, when commentaries on classics board and logical groove parallel, realizes the separation of commentaries on classics board and logical groove.

Further, the movable plate is fixedly connected with a spring, and the spring is overlapped with the first through hole.

Through adopting above-mentioned technical scheme, when the movable plate leaves first through-hole along with the removal of top cap gradually, drive the spring and leave first through-hole, when reinstallation top cap, with the spring aim at first through-hole can.

In summary, the utility model has the following advantages:

1. According to the utility model, through arranging the through groove, the special-shaped hole and the rotating plate, using special-shaped maintenance tools such as an internal hexagonal wrench and the like, inserting the special-shaped hole into the special-shaped hole for rotation, driving the rotating plate to rotate under the driving of the rotating shaft, and when the rotating plate rotates to be parallel to the through groove, pulling the first sleeve to finish the separation of the detector body and the top cover, the operation of unscrewing the screw is not required to be repeated, compared with the operation that the screw is required to be screwed for a plurality of times, the disassembly mode is simpler and faster, and the special-shaped hole is arranged to ensure that only professionals can use special tools for operation, so that the non-maintenance personnel can be prevented from being disassembled by mistake;

2. According to the utility model, the clamping strips, the hoops and the screw rods are arranged, so that the detector body is fixed with the hoops and the second sleeve through the clamping strips, the fixing mode is simple and quick, when the detector body needs to be disassembled and replaced, the detector body is only required to be pushed up after being regulated down, the separation of the detector body from the hoops and the second sleeve is completed, the replacement process is simple and quick, the vertical height of the detector body can be continuously kept stable when the detector body is regulated along with the movement of the hoops on the screw rods, and after the vertical height is regulated, the maintenance and the maintenance can be completed by a worker standing on the ground conveniently, so that the workload of the maintenance of the worker is reduced.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic rear perspective view of the present utility model;

FIG. 3 is a schematic view of the structure of the detector body and top cover of the present utility model in partial cross-section;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a detector body; 2. a top cover; 3. a fixing mechanism; 301. a first through hole; 302. a second through hole; 303. a through groove; 304. a cavity; 305. a rotation shaft; 306. a first sleeve; 307. a special-shaped hole; 308. a rotating plate; 309. a spring; 310. a moving plate; 311. an elastic rod; 312. a limiting block; 4. clamping strips; 5. a hoop; 6. a second sleeve; 7. a clamping groove; 8. a screw rod; 9. a screw motor; 10. and a fixing rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The smoke-sensing and temperature-sensing fire detector comprises a detector body 1, a screw rod motor 9 is arranged above one side of the detector body 1, a top cover 2 is arranged on the other side of the detector body 1, a fixing mechanism 3 is arranged on the top cover 2, the fixing mechanism 3 comprises a moving plate 310, a rotating shaft 305 transversely penetrates through the inside of the moving plate 310, a rotating plate 308 is arranged on one side of the rotating shaft 305, a first sleeve 306 is sleeved outside the rotating shaft 305, an elastic rod 311 is arranged on the outer side of the first sleeve 306, a limiting block 312 is arranged on one side, away from the moving plate 310, of the elastic rod 311, a first through hole 301, a through groove 303 and a cavity 304 are formed in the detector body 1, a second through hole 302 is formed in the top cover 2, a spring 309 is arranged in the first through hole 301, a special maintenance tool such as an inner hexagonal wrench is used, the special maintenance tool is inserted into the special hole 307 for rotation, the rotating plate 308 does not need to rotate under the driving of the rotating shaft 305, the rotating plate 308 does not need to be parallel to the through groove 303, the first sleeve 306 is pulled to complete the separation of the detector body 1 and the top cover 2, and the operation of a repeated screw loosening is more than that the first sleeve 306 needs to be screwed, and a special maintenance tool can be simply and can be detached by a special maintenance worker to be avoided.

Referring to fig. 1, 2 and 3, the output of lead screw motor 9 is provided with lead screw 8, the threaded connection of lead screw 8 has staple bolt 5, the both sides fixedly connected with second sleeve 6 of staple bolt 5, the inside of second sleeve 6 vertically runs through there is dead lever 10, drive lead screw 8 after lead screw motor 9 starts and rotate, and then make detector body 1 follow the removal of staple bolt 5 on lead screw 8, carry out vertical height's regulation, the while adjustment process can keep stable continually, vertical height adjusts the back, make things convenient for the staff to stand ground and can accomplish maintenance and maintenance, alleviate the work load that the staff overhauld.

Referring to fig. 1, 2 and 3, the detector body 1 is provided with the clamping strip 4, clamping grooves 7 are formed in the tops of the hoops 5 and the second sleeve 6, the clamping grooves 7 are matched with the clamping strips 4, the detector body 1 can be fixed with the hoops 5 and the second sleeve 6 through the clamping strips 4, the fixing mode is simple and quick, when the detector body 1 needs to be detached and replaced, the detector body 1 is pushed up after the detector body 1 is adjusted down, separation of the detector body 1 from the hoops 5 and the second sleeve 6 is completed, and the replacement process is simple and quick.

Referring to fig. 1, 2, 3 and 4, the first sleeve 306 is fixedly connected with the rotating shaft 305, the first sleeve 306 is provided with a special-shaped hole 307, and the special-shaped hole 307 is formed, so that when the top cover 2 is removed, a special socket wrench is required to rotate the first sleeve 306, and then the rotating plate 308 is driven to rotate, when the rotating plate 308 is parallel to the through groove 303, the separation of the detector body 1 and the top cover 2 is facilitated, and when the rotating plate 308 is perpendicular to the through groove 303, the fixation of the detector body 1 and the top cover 2 is realized, and the process can be performed by a worker with special tools, so that the false disassembly of non-maintenance personnel is avoided.

Referring to fig. 1, 2, 3 and 4, the first through hole 301 is matched with the moving plate 310, the aperture of the first through hole 301 is larger than the aperture of the second through hole 302, the first through hole 301, the through groove 303 and the cavity 304 are communicated, so that the moving plate 310 can smoothly enter the first through hole 301 in the fixing process of the detector body 1 and the top cover 2, the aperture of the first through hole 301 is larger than the aperture of the second through hole 302, the moving plate 310 is inconvenient to separate from the second through hole 302, the top cover 2 and the second through hole 302 form a fixing structure, the rotation process of the follow-up rotating plate 308 is guaranteed, the clamping of the rotating plate 308 and the bottom of the through groove 303 is completed, and the fixing of the detector body 1 and the top cover 2 is further realized.

Referring to fig. 1, 2, 3 and 4, the rotating shaft 305 is fixedly connected with the rotating plate 308, the rotating plate 308 is adapted to the through groove 303, when the professional tool rotates the first sleeve 306 through the special-shaped hole 307, the rotating shaft 305 smoothly rotates and drives the rotating plate 308 fixedly connected with the rotating shaft to smoothly rotate, due to the adaptation of the rotating plate 308 to the through groove 303, when the rotating plate 308 is parallel to the through groove 303, the separation of the rotating plate 308 from the through groove 303 is realized, and then the separation of the detector body 1 and the top cover 2 is completed, and when the rotating plate 308 is perpendicular to the through groove 303, the fixation of the rotating plate 308 and the bottom of the through groove 303 is realized, and then the fixation of the detector body 1 and the top cover 2 is completed.

Referring to fig. 1, 2, 3 and 4, the moving plate 310 is fixedly connected with the spring 309, the spring 309 is overlapped with the first through hole 301, when the moving plate 310 gradually leaves the first through hole 301 along with the movement of the top cover 2, the spring 309 is driven to leave the first through hole 301, when the top cover 2 is reinstalled, the spring 309 is aligned with the first through hole 301, and compared with the fixed connection, the spring 309 is compressed in the process of continuously pushing the moving plate 310, and the existence of the spring 309 can absorb a part of vibration, so that the vibration is prevented from damaging the connection part.

The implementation principle of the embodiment is as follows: firstly, a power supply is started, a screw rod motor 9 drives a screw rod 8 to rotate, and under the action of fixing rods 10 at two sides, a hoop 5 and a second sleeve 6 move downwards to a proper position, and clamping strips 4 on a detector body 1 are aligned with clamping grooves 7 of the hoop 5 and the second sleeve 6, so that the fixing of the detector body 1 can be completed; subsequently, the spring 309 is aligned with the first through hole 301, and is placed in the first through hole 301; secondly, inserting an inner hexagonal wrench into the special-shaped hole 307, rotating the first sleeve 306 to drive the rotating shaft 305 to rotate, further enabling the rotating plate 308 to rotate, pressing down the top cover 2 after the rotating plate 308 rotates to be parallel to the through groove 303, further enabling the moving plate 310 to squeeze the spring 309, enabling the spring 309 to be stressed and contracted until the moving plate 310 is clamped into the first through hole 301, and reversely rotating the first sleeve 306 by utilizing the inner hexagonal wrench again until the rotating plate 308 moves to be perpendicular to the through groove 303, and at the moment, fixing the top cover 2 and the detector body 1 is completed; then, the screw motor 9 is started again, the screw motor 9 drives the screw 8 to rotate, and under the action of the fixing rods 10 at the two sides, the anchor ear 5 and the second sleeve 6 move up to the proper positions, the detector body 1 is driven to move to the designated positions to play a role in detecting fire, and the power supply of the screw motor 9 is turned off; finally, when routine maintenance is needed, the screw motor 9 is started, the process of lowering the anchor ear 5 and the second sleeve 6 is repeated again, the detector body 1 is moved down to a proper position, a worker uses an inner hexagonal wrench to repeatedly insert into the special-shaped hole 307, the procedure of rotating the first sleeve 306 is performed until the rotating plate 308 is parallel to the through groove 303, the first sleeve 306 is pulled, the spring 309 and the moving plate 310 are sequentially moved out of the first through hole 301, and the separation of the detector body 1 and the top cover 2 is completed, so that maintenance is convenient.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. Smoke-sensing and temperature-sensing fire detector comprises a detector body (1), and is characterized in that: the detector comprises a detector body (1), wherein a screw rod motor (9) is arranged above one side of the detector body (1), a top cover (2) is arranged on the other side of the detector body (1), a fixing mechanism (3) is arranged on the top cover (2), the fixing mechanism (3) comprises a moving plate (310), a rotating shaft (305) transversely penetrates through the inner part of the moving plate (310), a rotating plate (308) is arranged on one side of the rotating shaft (305), a first sleeve (306) is sleeved outside the rotating shaft (305), an elastic rod (311) is arranged outside the first sleeve (306), a limiting block (312) is arranged on one side, far away from the moving plate (310), of the elastic rod (311), a first through hole (301), a through groove (303) and a cavity (304) are formed in the detector body (1), a second through hole (302) is formed in the top cover (2), and a spring (309) is arranged inside the first through hole (301).

2. A smoke-sensing and fire-sensing detector according to claim 1, wherein: the output of lead screw motor (9) is provided with lead screw (8), the threaded connection of lead screw (8) has staple bolt (5), the both sides fixedly connected with second sleeve (6) of staple bolt (5), the inside of second sleeve (6) vertically runs through has dead lever (10).

3. A smoke-sensing and fire-sensing detector according to claim 2, wherein: the detector is characterized in that a clamping strip (4) is arranged on the detector body (1), clamping grooves (7) are formed in the tops of the anchor ear (5) and the second sleeve (6), and the clamping grooves (7) are matched with the clamping strip (4).

4. A smoke-sensing and fire-sensing detector according to claim 1, wherein: the first sleeve (306) is fixedly connected with the rotating shaft (305), and the first sleeve (306) is provided with a special-shaped hole (307).

5. A smoke-sensing and fire-sensing detector according to claim 1, wherein: the first through hole (301) is matched with the movable plate (310), the aperture of the first through hole (301) is larger than that of the second through hole (302), and the first through hole (301), the through groove (303) and the cavity (304) are communicated.

6. A smoke-sensing and fire-sensing detector according to claim 1, wherein: the rotating shaft (305) is fixedly connected with the rotating plate (308), and the rotating plate (308) is matched with the through groove (303).

7. A smoke-sensing and fire-sensing detector according to claim 1, wherein: the moving plate (310) is fixedly connected with a spring (309), and the spring (309) is overlapped with the first through hole (301).