CN216014432U

CN216014432U - Electrical fire detection device

Info

Publication number: CN216014432U
Application number: CN202121821631.1U
Authority: CN
Inventors: 刘莉娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-11
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses an electrical fire detection device, and particularly relates to the technical field of monitoring detectors. According to the utility model, the worm is arranged at the bottom of the detector shell, the worm drives the worm wheel to rotate and drives the bidirectional screw to rotate, so that the movable block moves and the rubber pad moves until the rubber pad is contacted with the inner wall of the electric cabinet, the detector shell is fixed, and the detector shell is suitable for various electric cabinets with different specifications and has high stability.

Description

Electrical fire detection device

Technical Field

The utility model relates to the technical field of monitoring detectors, in particular to an electrical fire detection device.

Background

The electric fire monitoring detector can detect dangerous parameters such as residual current, temperature and the like in an electric line, sends out sound and light alarm signals according to set alarm values, and forms an electric fire monitoring system with electric fire monitoring equipment through a communication network.

When placing electrical fire detection device in the regulator cubicle, because the specification of each regulator cubicle differs, consequently just comparatively troublesome when installing electrical fire detection device, because the specification difference leads to electrical fire detection device's stability not good.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide an electrical fire detection apparatus, in which a worm is disposed at the bottom of a detector housing, and the worm drives a worm gear to rotate and a bidirectional screw to rotate, so that a movable block moves and a rubber pad moves until the rubber pad contacts with an inner wall of an electrical cabinet, thereby fixing the detector housing.

In order to achieve the purpose, the utility model provides the following technical scheme: an electrical fire detection device comprises a detector shell and a detector main body, wherein the detector main body is arranged in the detector shell, a plurality of supporting seats are fixed at the bottom of the detector shell, worms are movably connected in every two supporting seats through bearings, belt pulleys are fixed at the outer ends of the two worms, the two belt pulleys are movably connected through belts, two ends of the two worms respectively penetrate through the supporting seats and extend out of one side of the supporting seats, worm wheels are meshed at the rear sides of the two worms, the two worm wheels are respectively arranged at one side of the supporting seats, first supporting blocks are arranged at the tops of the worm wheels, the first supporting blocks are respectively fixedly arranged at two sides of the detector shell, two-way screw rods are fixed at the tops of the worm wheels, the tops of the two-way screw rods respectively penetrate through the first supporting blocks and extend out of the tops of the first supporting blocks, it is a plurality of two-way screw rod outer end is respectively through bearing and a plurality of first supporting block inner wall swing joint, and is a plurality of two-way screw rod outer end all has two movable blocks through threaded connection, and is a plurality of the movable block is kept away from worm wheel one side and all has the connecting rod through activity free bearing swing joint, detector shell both sides all are equipped with the limiting plate, two the limiting plate is close to detector shell one side and keeps away from movable block one end swing joint through activity free bearing and wherein four connecting rods respectively.

In a preferred embodiment, an air cooler is arranged in the center of the top of the detector shell, two air supply pipes are fixed on the front side of the air cooler, the bottom ends of the two air supply pipes penetrate through the detector shell and extend into the detector shell, and one-way valves are fixed at the outer ends of the two air supply pipes.

In a preferred embodiment, a plurality of limiting seats are fixed on the outer side of the air cooler, the limiting seats are respectively fixedly arranged at four corners of the bottom of the detector shell, a second supporting block is fixed on one side, away from the air cooler, of each limiting seat, the top ends of the bidirectional screws respectively penetrate through the second supporting block and extend out of the tops of the second supporting blocks, and the inner walls of the second supporting blocks are respectively movably connected with the outer ends of the bidirectional screws through bearings.

In a preferred embodiment, a temperature sensor is arranged on the top of one of the limiting seats.

In a preferred embodiment, a plurality of springs are fixed on two sides inside the detector shell, a plurality of heat-conducting fins are fixed at one end, close to the detector body, of each spring, heat-conducting silica gel is fixed on one side, close to the detector body, of each heat-conducting fin, and one side, far away from the heat-conducting fins, of each heat-conducting silica gel is respectively in contact with two sides of the detector body.

In a preferred embodiment, a drive plate is fixed at the outer end of the worm, and the drive plate is arranged between two support seats.

In a preferred embodiment, rubber pads are fixed on the sides of the two limiting plates away from the connecting rod.

The utility model has the technical effects and advantages that:

1. according to the utility model, the worm is arranged at the bottom of the detector shell, the worm drives the worm wheel to rotate and drives the bidirectional screw to rotate, so that the movable block moves and the rubber pad moves until the movable block is contacted with the inner wall of the electric appliance cabinet, the detector shell is fixed, the detector shell can be suitable for various electric cabinets with different specifications, and the stability is high;

2. according to the utility model, the air cooler is arranged, and cold air is fed into the detector shell through the air supply pipe, so that the detector shell is cooled, and fire caused by overhigh temperature is prevented.

Drawings

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

Fig. 2 is a cross-sectional view of the housing of the present invention.

Fig. 3 is a top view of the overall structure of the present invention.

Figure 4 is a side view of the worm gear structure of the present invention.

FIG. 5 is a side view of the pulley structure of the present invention.

The reference signs are: 1. a detector housing; 2. a supporting seat; 3. a worm; 4. a worm gear; 5. a bidirectional screw; 6. a first support block; 7. a dial; 8. a belt pulley; 9. a movable block; 10. a connecting rod; 11. a limiting plate; 12. a rubber pad; 13. an air cooler; 14. an air supply pipe; 15. a limiting seat; 16. a second support block; 17. a heat conductive sheet; 18. a temperature sensor; 19. one-way valve, 20, spring; 21. heat conducting silica gel; 22. a probe body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

According to the electric fire detection device shown in fig. 1-5, the electric fire detection device comprises a detector shell 1 and a detector main body 22, wherein the detector main body 22 is arranged inside the detector shell 1, a plurality of supporting seats 2 are fixed at the bottom of the detector shell 1, a worm 3 is movably connected inside each two supporting seats 2 through a bearing, belt pulleys 8 are fixed at the outer ends of the two worms 3, the two belt pulleys 8 are movably connected through a belt, two ends of the two worms 3 respectively penetrate through the supporting seats 2 and extend out of one side of the supporting seats 2, worm wheels 4 are meshed at the rear sides of the two worms 3, the two worm wheels 4 are respectively arranged at one side of the supporting seats 2, first supporting blocks 6 are respectively fixed at two sides of the detector shell 1, and two-way screw rods 5 are fixed at the tops of the worm wheels 4, it is a plurality of 5 tops of two-way screw rod pass a plurality of first supporting blocks 6 respectively and extend 6 tops of first supporting block, it is a plurality of 5 outer ends of two-way screw rod are respectively through bearing and 6 inner wall swing joint of a plurality of first supporting block, and are a plurality of 5 outer ends of two-way screw rod all have two movable blocks 9 through threaded connection, and are a plurality of 4 one sides of worm wheel are kept away from to movable block 9 all have connecting rod 10 through activity free bearing swing joint, 1 both sides of detector shell all are equipped with limiting plate 11, two 9 one end swing joint of movable block is kept away from through activity free bearing and wherein four connecting rod 10 respectively to limiting plate 11 be close to 1 one side of detector shell.

Further, 1 top central authorities of detector shell are equipped with air-cooler 13, air-cooler 13 front side is fixed with two blast pipes 14, two inside the 14 bottom of blast pipe all passed detector shell 1 and extended into detector shell 1, two 14 outer ends of blast pipe all are fixed with check valve 19, cool down for detector main part 22 through setting up air-cooler 13, prevent that detector main part 22 from working overlength and leading to the high temperature to shorten life.

Furthermore, a plurality of limiting seats 15 are fixed on the outer side of the air cooler 13, the plurality of limiting seats 15 are respectively fixedly arranged at four corners of the bottom of the detector shell 1, a second supporting block 16 is fixed on one side, away from the air cooler 13, of the plurality of limiting seats 15, the top ends of the bidirectional screws 5 respectively penetrate through the second supporting block 16 and extend out of the tops of the second supporting block 16, the inner walls of the second supporting blocks 16 are respectively movably connected with the outer ends of the plurality of bidirectional screws 5 through bearings, and the top ends of the bidirectional screws 5 are limited and fixed through the second supporting block 16, so that the stability of the bidirectional screws is improved.

Furthermore, one of them spacing seat 15 top is equipped with temperature sensor 18, can in time detect temperature variation through setting up temperature sensor 18 to in time send out the police dispatch newspaper and make air dryer 13 in time give detector main part 22 heat dissipation cooling.

Further, 1 inside both sides of detector shell all are fixed with a plurality of springs 20, and are a plurality of spring 20 is close to detector main part 22 one end and is fixed with conducting strip 17, two conducting strip 17 is close to detector main part 22 one side and all is fixed with heat conduction silica gel 21, two heat conduction silica gel 21 keeps away from conducting strip 17 one side and contacts with detector main part 22 both sides respectively, carries out the elasticity extrusion through spring 20 to detector main part 22, and the detector main part 22 that a plurality of specifications differ is convenient for fix, carries out the heat conduction heat absorption to detector main part 22 through utilizing heat conduction silica gel 21, makes the heat that detector main part 22 produced in time absorb.

Furthermore, a dial 7 is fixed at the outer end of the worm 3, the dial 7 is arranged between the two support seats 2, and the worm 3 can be conveniently rotated by arranging the dial 7.

Further, two the limiting plate 11 all is fixed with rubber pad 12 apart from connecting rod 10 one side, through setting up rubber pad 12 increase contact friction to improve fixed effect, effectively avoid skidding.

The working principle of the utility model is as follows: before use, the detector main body 22 is placed in the shell 1, the detector main body 22 is fixed through the springs 20 on two sides, the springs 20 enable the heat-conducting silica gel 21 to be attached to the detector main body 1 through elasticity, therefore, the detector main body 22 can be stably installed in the shell 1 and can be installed with a plurality of detectors with different specifications and sizes, the detector main body 1 is elastically extruded through the springs 20, the springs 20 have the effect of buffering and damping the detector main body 22, the vibration of the detector main body 22 can be reduced, the heat generated on the detector main body 22 is absorbed through the heat-conducting silica gel 21, so that the heat is absorbed and transmitted to the outside, after the detector main body 22 is installed, the dial 23 is rotated to drive the worm 3 connected with the dial to rotate, because the two worms are connected through the transmission rod of the belt pulley 8, when the dial 23 is rotated, the two worms 3 work simultaneously, the worm 3 is meshed with the worm wheel 4, so the worm 3 drives the worm wheel 4 to rotate, the worm wheel 4 is connected with the bidirectional screw 5, the bidirectional screw 5 is driven by the worm wheel 4 to rotate, the bidirectional screw 5 is in threaded connection with the movable blocks 9, when the bidirectional screw 5 rotates, the two movable blocks 9 on the same bidirectional screw 5 start to move, when the shell 1 needs to be fixed, the two movable blocks 9 on the same bidirectional screw 5 move in the same direction by rotating the worm 3, so that the two connecting rods 10 connected with the bidirectional screw start to move in the same direction, the rubber block 12 is driven to move outwards until only being attached to the inner wall of an external electric appliance cabinet, the shell 1 and the electric appliance cabinet are installed through friction force between the rubber block 12 and the inner wall of the electric appliance cabinet, and when the shell 1 needs to be moved out, the worm 3 is rotated reversely, so that the two movable blocks 9 on the same bidirectional screw 5 move in opposite reverse directions by rotating the worm 3 At this time, the two connecting rods 10 connected with the connecting rods start to move towards one side of the shell 1, so that the rubber block 12 is separated from the electric appliance cabinet, and the shell 1 is directly taken out, and the mounting and dismounting are simple.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. An electrical fire detection device, includes detector shell (1) and detector main part (22), inside detector shell (1) was established in detector main part (22), its characterized in that: detector shell (1) bottom is fixed with a plurality of supporting seats (2), per two supporting seat (2) is inside to have worm (3), two through bearing swing joint between worm (3) outer end all is fixed with belt pulley (8), two belt pulley (8) is between, two worm (3) both ends pass a plurality of supporting seats (2) respectively and extend a plurality of supporting seat (2) one side, two worm (3) rear side all meshes has worm wheel (4), two worm wheel (4) are established respectively in a plurality of supporting seat (2) one side, and are a plurality of worm wheel (4) top all is equipped with first supporting block (6), and is a plurality of first supporting block (6) are fixed respectively and are established in detector shell (1) both sides, and are a plurality of worm wheel (4) top all is fixed with two-way screw rod (5), and is a plurality of two-way screw rod (5) top passes a plurality of first supporting block (6) respectively and extends first supporting block (6) (6) The top, it is a plurality of two-way screw rod (5) outer end is respectively through bearing and a plurality of first supporting block (6) inner wall swing joint, and is a plurality of two-way screw rod (5) outer end all has two movable block (9), a plurality of worm wheel (4) one side is kept away from in movable block (9) all has connecting rod (10) through activity free bearing swing joint, detector shell (1) both sides all are equipped with limiting plate (11), two limiting plate (11) are close to detector shell (1) one side and keep away from movable block (9) one end swing joint through activity free bearing and wherein four connecting rod (10) respectively.

2. An electrical fire detection apparatus as claimed in claim 1, wherein: the detector is characterized in that an air cooler (13) is arranged in the center of the top of the detector shell (1), two air supply pipes (14) are fixed on the front side of the air cooler (13), the bottom ends of the air supply pipes (14) penetrate through the detector shell (1) and extend into the detector shell (1), and one-way valves (19) are fixed at the outer ends of the air supply pipes (14).

3. An electrical fire detection apparatus as claimed in claim 2, wherein: the air cooler is characterized in that a plurality of limiting seats (15) are fixed to the outer side of the air cooler (13), the limiting seats (15) are fixedly arranged at four corners of the bottom of the detector shell (1) respectively, a plurality of second supporting blocks (16) are fixed to one sides, away from the air cooler (13), of the limiting seats (15), the top ends of the two-way screws (5) penetrate through the second supporting blocks (16) respectively and extend out of the tops of the second supporting blocks (16), and the inner walls of the second supporting blocks (16) are movably connected with the outer ends of the two-way screws (5) through bearings respectively.

4. An electrical fire detection apparatus as claimed in claim 3, wherein: the top of one of the limiting seats (15) is provided with a temperature sensor (18).

5. An electrical fire detection apparatus as claimed in claim 1, wherein: detector shell (1) inside both sides all are fixed with a plurality of springs (20), and are a plurality of spring (20) are close to detector main part (22) one end and are fixed with conducting strip (17), two conducting strip (17) are close to detector main part (22) one side and all are fixed with heat conduction silica gel (21), two conducting silica gel (21) are kept away from conducting strip (17) one side and are contacted with detector main part (22) both sides respectively.

6. An electrical fire detection apparatus as claimed in claim 1, wherein: wherein, the outer end of the worm (3) is fixed with a driving plate (7), and the driving plate (7) is arranged between two supporting seats (2).

7. An electrical fire detection apparatus as claimed in claim 1, wherein: and rubber pads (12) are fixed on one sides of the two limit plates (11) far away from the connecting rod (10).