CN213958205U

CN213958205U - Fire alarm lightning protection device with composite signal bus function

Info

Publication number: CN213958205U
Application number: CN202023010999.8U
Authority: CN
Inventors: 黄澄; 田远驰; 雷宏伟
Original assignee: Nanjing Aohuaer Technology Co ltd
Current assignee: Nanjing Aohuaer Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-13
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a fire alarm lightning protection device of signal bus function is taken to compound. The fire alarm lightning protection device with the composite signal bus function comprises a fire alarm device body; the outer frame is fixedly arranged at the top of the fire alarm body; the lightning protection device is fixedly arranged on the inner wall of the bottom of the outer frame; the signal bus is fixedly arranged on the inner wall of the bottom of the outer frame; the top seat is arranged above the outer frame; the fixing mechanism is arranged on the top seat; and the two disassembling mechanisms are symmetrically arranged on the outer frame. The utility model provides a fire alarm lightning protection device of compound band signal bus function has the operation comparatively simply, dismantle respectively and change or be the maintenance, can comparatively effectual reduction heat, transmission information's that can be better advantage.

Description

Fire alarm lightning protection device with composite signal bus function

Technical Field

The utility model relates to a fire alarm technical field especially relates to a fire alarm lightning protection device of compound band signal bus function.

Background

With the increase of the modern household fire and the electricity consumption, the frequency of the household fire is higher and higher. Once a family fire happens, adverse factors such as untimely fire suppression, lack of fire extinguishing equipment, scare and misbehavior of bystanders, slow escape and the like easily occur, and finally, serious life and property loss is caused. The characteristics and fire prevention strategies of the family fire are discussed, and the method has practical significance for preventing the family fire and reducing the fire loss.

Traditional fire alarm generally all sets up on the ceiling, and is comparatively troublesome when dismantling the maintenance and change it, need consume a large amount of time, and fire alarm's circuit can produce comparatively strong electric current when fighting a mine can increase the temperature, and serious can lead to the circuit burning, makes fire alarm malfunctioning, can not in time report to the police when meetting the conflagration, can greatly increased loss.

Therefore, there is a need to provide a new composite lightning protection device with signal bus function for fire alarm to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a fire alarm lightning protection device with operate comparatively simply, dismantle respectively change or the maintenance, can comparatively effectual reduction heat, transmission information's that can be better compound band signal bus function.

In order to achieve the above object, the technical solution of the present invention is specifically realized as follows:

the utility model provides a fire alarm lightning protection device of signal bus function is taken to compound band, include: a fire alarm body; the outer frame is fixedly arranged at the top of the fire alarm body; the lightning protection device is fixedly arranged on the inner wall of the bottom of the outer frame; the signal bus is fixedly arranged on the inner wall of the bottom of the outer frame; the top seat is arranged above the outer frame; the fixing mechanism is arranged on the top seat; and the two disassembling mechanisms are symmetrically arranged on the outer frame.

As a further proposal of the utility model, the fixing mechanism comprises two brackets, a mounting hole, a two-way screw, two limiting grooves, two limiting rods, two mounting grooves, two connecting grooves, two first placing grooves, two sliding blocks and two connecting blocks, wherein the two brackets are symmetrically and fixedly arranged on the outer walls of the two sides of the outer frame, the mounting hole is arranged on the top seat, the two-way screw is rotatably arranged in the mounting hole, the two-way screw is provided with two sections of external threads with opposite rotating directions, the two limiting grooves are symmetrically arranged on the inner wall of the top part of the mounting hole, the two limiting rods are respectively and fixedly arranged on the inner walls of the two limiting grooves, the two mounting grooves are symmetrically arranged on the inner wall of the bottom part of the mounting hole, the two connecting grooves are symmetrically arranged at the bottom part of the top seat, the two brackets are respectively arranged in the two connecting grooves, the two first placing grooves are respectively arranged at one side of the two brackets close to each other, the two sliding blocks are both installed on the bidirectional screw in a threaded manner, the two sliding blocks are both provided with sliding holes, the two limiting rods respectively penetrate through the two sliding holes, the two sliding blocks are respectively connected with the two limiting grooves, the mounting hole and two the inner wall sliding connection of mounting groove, two the through-hole has all been seted up to the one side inner wall that the mounting groove was kept away from each other, two the mounting groove respectively with two the through-hole is linked together with two first standing groove, two the connecting block runs through two respectively the through-hole, two the connecting block respectively with two the inner wall sliding connection of through-hole, two the connecting block respectively with two the inner wall of first standing groove contacts, two the bottom of slider respectively with two connecting block fixed connection.

As a further scheme of the utility model, the inner wall equidistant fixed of mounting hole is inlayed and is had three bearing, and is three the equal fixed cover of inner circle of bearing is established on the two-way screw rod.

As a further scheme of the utility model, two the inner wall of slide opening is all fixed to be inlayed and is had linear bearing, two linear bearing's inner circle is slided the cover respectively and is established two on the gag lever post.

As a further proposal, one end of the bidirectional screw is fixedly provided with a hand wheel.

As a further scheme of the utility model, disassembly body includes top cap, second standing groove, guide arm, installation piece, places piece and spring, the top cap sets up the top of frame, the second standing groove sets up one side of frame, the guide arm fixed mounting be in one side of top cap, installation piece slidable mounting be in on the guide arm, place a fixed mounting be in one side of installation piece, place the piece with the inner wall of second standing groove contacts, the spring sliding sleeve is established on the guide arm.

As a further proposal of the utility model, a plurality of air holes are arranged on the inner walls of the two sides of the outer frame.

The utility model provides a fire alarm lightning protection device of compound band signal bus function, beneficial effect lies in:

through the hand wheel, the bidirectional screw rod, the sliding block, the limiting rod, the connecting block and the first placing groove, the fire alarm body can be conveniently detached or replaced; the installation block, the spring, the placing block, the second placing groove and the top cover can be used for conveniently overhauling the outer frame, and the operation is simple; the control terminal can be better transmitted with data through the signal bus, and the alarm function can be effectively accelerated; through the lightning protection device, the current that increases in can comparatively effectual reduction circuit when mineing reduces the temperature in the circuit, can comparatively effectual reduction loss.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a preferred embodiment of a fire alarm lightning protection device with a composite signal bus function according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B shown in fig. 1.

Reference numbers in the figures: 1. a fire alarm body; 2. an outer frame; 3. a lightning protection device; 4. a signal bus; 5. a top seat; 6. a support; 7. mounting holes; 8. a bidirectional screw; 9. a limiting groove; 10. a limiting rod; 11. mounting grooves; 12. connecting grooves; 13. a first placing groove; 14. a slider; 15. connecting blocks; 16. a top cover; 17. a second placing groove; 18. a guide bar; 19. mounting blocks; 20. placing the blocks; 21. a spring.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1-3, an embodiment of the present invention provides a fire alarm lightning protection device with a composite signal bus function, including: a fire alarm body 1; the outer frame 2 is fixedly arranged at the top of the fire alarm body 1; the lightning protection device 3 is fixedly arranged on the inner wall of the bottom of the outer frame 2; the signal bus 4 is fixedly arranged on the inner wall of the bottom of the outer frame 2; the top seat 5 is arranged above the outer frame 2; the fixing mechanism is arranged on the top seat 5; and the two disassembling mechanisms are symmetrically arranged on the outer frame 2.

The fixing mechanism comprises two supports 6, a mounting hole 7, a two-way screw 8, two limiting grooves 9, two limiting rods 10, two mounting grooves 11, two connecting grooves 12, two first placing grooves 13, two sliders 14 and two connecting blocks 15, the two supports 6 are symmetrically and fixedly mounted on the outer walls of the two sides of the outer frame 2, the mounting hole 7 is arranged on the top seat 5, the two-way screw 8 is rotatably mounted in the mounting hole 7, two sections of external threads with opposite rotation directions are arranged on the two-way screw 8, the two limiting grooves 9 are symmetrically arranged on the inner wall of the top of the mounting hole 7, the two limiting rods 10 are respectively and fixedly mounted on the inner walls of the two limiting grooves 9, the two mounting grooves 11 are symmetrically arranged on the inner wall of the bottom of the mounting hole 7, and the two connecting grooves 12 are symmetrically arranged at the bottom of the top seat 5, the two brackets 6 are respectively arranged in the two connecting grooves 12, the two first placing grooves 13 are respectively arranged at one side of the two brackets 6 close to each other, the two sliding blocks 14 are both installed on the two-way screw 8 in a threaded manner, the two sliding blocks 14 are both provided with sliding holes, the two limiting rods 10 are respectively penetrated through the two sliding holes, the two sliding blocks 14 are respectively connected with the two limiting grooves 9, the installing holes 7 and the inner walls of the two installing grooves 11 in a sliding manner, the inner walls of the sides of the two installing grooves 11 far away from each other are both provided with through holes, the two installing grooves 11 are respectively communicated with the two through holes and the two first placing grooves 13, the two connecting blocks 15 are respectively penetrated through the two through holes, the two connecting blocks 15 are respectively connected with the inner walls of the two through holes in a sliding manner, and the two connecting blocks 15 are respectively contacted with the inner walls of the two first placing grooves 13, the bottoms of the two sliding blocks 14 are respectively fixedly connected with the two connecting blocks 15, so that the disassembly, the overhaul or the replacement can be convenient.

The inner wall of the mounting hole 7 is fixedly embedded with three bearings at equal intervals, and the inner rings of the bearings are fixedly sleeved on the bidirectional screw 8, so that the bearings can be better fixed.

Two the inner wall of slide opening all fixes to inlay has linear bearing, two linear bearing's inner circle is slided the cover respectively and is established two on the gag lever post 10, the slip that can be better.

And a hand wheel is fixedly arranged at one end of the bidirectional screw rod 8, so that the bidirectional screw rod can be conveniently rotated.

The disassembly mechanism comprises a top cover 16, a second placing groove 17, a guide rod 18, an installation block 19, a placing block 20 and a spring 21, wherein the top cover 16 is arranged at the top of the outer frame 2, the second placing groove 17 is arranged at one side of the outer frame 2, the guide rod 18 is fixedly arranged at one side of the top cover 16, the installation block 19 is slidably arranged on the guide rod 18, the placing block 20 is fixedly arranged at one side of the installation block 19, the placing block 20 is in contact with the inner wall of the second placing groove 17, the spring 21 is slidably arranged on the guide rod 18, and the disassembly mechanism is conveniently used for opening the outer frame 2 and further overhauling is carried out.

A plurality of bleeder vents have all been seted up to the both sides inner wall of frame 2, and when long-time circular telegram, circuit current is too big, and the circuit can produce high temperature, discharge that can be better.

The utility model provides a fire alarm lightning protection device of compound band signal bus function's theory of operation as follows: when the fire alarm body 1 needs to be disassembled, replaced or maintained, the hand wheel is screwed, the hand wheel drives the bidirectional screw rod 8 to rotate, the bidirectional screw rod 8 drives the two sliding blocks 14 to be close to each other, the two linear bearings can better slide on the two limiting rods 10, the force for rotating the hand wheel is reduced, the two sliding blocks 14 drive the two connecting blocks 15 to be close to each other, the two connecting blocks 15 are far away from the two first placing grooves 13, and at the moment, the fire alarm body 1 and the outer frame 2 can be taken down, so that the fire alarm body 1 can be conveniently disassembled or replaced;

when the inside of the outer frame 2 needs to be overhauled, the two mounting blocks 19 are pulled to be away from each other, the two mounting blocks 19 enable the two springs 21 to be tightened, the two mounting blocks 19 enable the two placing blocks 20 to be away from the two second placing grooves 17, the top cover 16 can be lifted upwards, the inside of the outer frame 2 can be conveniently overhauled, and the operation is simple;

the control terminal can be better transmitted with data through the signal bus 4, and the alarm function can be effectively accelerated;

through lightning protection device 3, can be comparatively effectual the electric current that increases in the reduction circuit when mineing, reduce the temperature in the circuit, can comparatively effectual reduction loss.

Compared with the prior art, the utility model provides a fire alarm lightning protection device of compound signal bus function of band has following beneficial effect:

the utility model provides a composite fire alarm lightning protection device with signal bus function, which can conveniently remove or replace the fire alarm body 1 through a hand wheel, a bidirectional screw 8, a slide block 14, a limiting rod 10, a connecting block 15 and a first placing groove 13; the installation block 19, the spring 21, the placing block 20, the second placing groove 17 and the top cover 16 can be used for conveniently overhauling the inner part of the outer frame 2, and the operation is simple; the control terminal can be better transmitted with data through the signal bus 4, and the alarm function can be effectively accelerated; through lightning protection device 3, can be comparatively effectual the electric current that increases in the reduction circuit when mineing, reduce the temperature in the circuit, can comparatively effectual reduction loss.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a fire alarm lightning protection device of compound band signal bus function which characterized in that includes:

a fire alarm body;

the outer frame is fixedly arranged at the top of the fire alarm body;

the lightning protection device is fixedly arranged on the inner wall of the bottom of the outer frame;

the signal bus is fixedly arranged on the inner wall of the bottom of the outer frame;

the top seat is arranged above the outer frame;

the fixing mechanism is arranged on the top seat;

and the two disassembling mechanisms are symmetrically arranged on the outer frame.

2. The fire alarm lightning protection device with the composite signal bus function as claimed in claim 1, wherein the fixing mechanism comprises two brackets, a mounting hole, a two-way screw, two limiting grooves, two limiting rods, two mounting grooves, two connecting grooves, two first placing grooves, two sliding blocks and two connecting blocks, the two brackets are symmetrically and fixedly mounted on the outer walls of the two sides of the outer frame, the mounting hole is arranged on the top seat, the two-way screw is rotatably mounted in the mounting hole, the two-way screw is provided with two sections of external threads with opposite rotation directions, the two limiting grooves are symmetrically arranged on the inner wall of the top of the mounting hole, the two limiting rods are respectively and fixedly mounted on the inner walls of the two limiting grooves, the two mounting grooves are symmetrically arranged on the inner wall of the bottom of the mounting hole, and the two connecting grooves are symmetrically arranged at the bottom of the top seat, the two brackets are respectively arranged in the two connecting grooves, the two first placing grooves are respectively arranged at one side of the two brackets close to each other, the two sliding blocks are both installed on the two-way screw in a threaded manner, the two sliding blocks are both provided with sliding holes, the two limiting rods respectively penetrate through the two sliding holes, the two sliding blocks are respectively in sliding connection with the inner walls of the two limiting grooves, the installing holes and the two installing grooves, the inner wall of one side of the two installing grooves far away from each other is provided with a through hole, the two installing grooves are respectively communicated with the two through holes and the two first placing grooves, the two connecting blocks respectively penetrate through the two through holes, the two connecting blocks are respectively in sliding connection with the inner walls of the two through holes, and the two connecting blocks are respectively contacted with the inner walls of the two first placing grooves, the bottoms of the two sliding blocks are respectively fixedly connected with the two connecting blocks.

3. The fire alarm lightning arrester of claim 2 wherein three bearings are fixedly embedded in the inner wall of the mounting hole at equal intervals, and inner rings of the three bearings are fixedly sleeved on the bidirectional screw rod.

4. The composite fire alarm lightning arrester of claim 2, wherein linear bearings are fixedly embedded in the inner walls of the two sliding holes, and inner rings of the two linear bearings are respectively sleeved on the two limiting rods in a sliding manner.

5. The composite fire alarm lightning arrester of claim 2 wherein a handwheel is fixedly mounted at one end of the bidirectional screw.

6. The composite fire alarm lightning arrester of claim 1, wherein the disassembling mechanism comprises a top cover, a second placing groove, a guide rod, a mounting block, a placing block and a spring, the top cover is disposed on the top of the outer frame, the second placing groove is disposed on one side of the outer frame, the guide rod is fixedly disposed on one side of the top cover, the mounting block is slidably mounted on the guide rod, the placing block is fixedly mounted on one side of the mounting block, the placing block is in contact with the inner wall of the second placing groove, and the spring is slidably sleeved on the guide rod.

7. The fire alarm lightning protection device with the composite signal bus function as claimed in claim 1, wherein the inner walls of the two sides of the outer frame are respectively provided with a plurality of air holes.