CN213632469U

CN213632469U - Cable pit fire prevention detection device

Info

Publication number: CN213632469U
Application number: CN202022307121.4U
Authority: CN
Inventors: 李海翔
Original assignee: Anhui Jinli Electric Power Development Co ltd
Current assignee: Anhui Jinli Electric Power Development Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-07-06
Anticipated expiration: 2030-10-14

Abstract

The utility model relates to a power equipment field discloses a cable pit fire prevention detection device, including guide rail, slider, two bracing pieces, conflagration detection portion, the portion of putting out a fire and controller. The bottom in the cable pit is laid to the length direction of guide rail along the cable pit, slider sliding connection is on the guide rail, drive the slider through the motor and move on the guide rail, two bracing piece symmetries set up in the top of slider, the one end that the slider was kept away from to two bracing pieces extends to the direction of the cable of cable pit both sides respectively, conflagration detection portion sets up in the one end that the slider was kept away from to the bracing piece, the portion of putting out a fire sets up in the top of slider, its highest position and cable are with high, the controller sets up on. This fire prevention detection device detects the cable condition in the cable pit in real time through setting up mutually supporting of guide rail and slider, puts out a fire to inside conflagration that can be timely through the portion of putting out a fire, has reduced response time, has improved detection effect to the at utmost has reduced the loss that the conflagration brought.

Description

Cable pit fire prevention detection device

Technical Field

The utility model relates to a power equipment field specifically, relates to a cable pit fire prevention detection device.

Background

Because numerous live cables are arranged in the cable trench, and the cable trench is generally closed and long and narrow, the existing cable trench has certain fire hazard, and once a fire happens, the cable trench is easy to spread and out of control. The cable in power plant and the electric substation, except that a small number of direct buries in the underground, all the other most lay on the cable support of cable pit both sides, in order to prevent conflagration hidden danger, the scheme of taking at present sets up fire-extinguishing apparatus at the cable pit, but current fire-extinguishing apparatus often can only detect the condition of a fire in its region of installing, and detection range is limited, if need carry out the condition of a fire to cable pit on a large scale and detect, then need arrange a plurality of fire-extinguishing apparatus, use cost has been improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable pit fire detection device, this fire detection device can real-time condition of a fire in the detection cable pit, and the conflagration to taking place that can be timely is handled, and the treatment effeciency is high.

In order to achieve the above object, the utility model provides a cable pit fire prevention detection device, include:

the guide rail is laid at the bottom of the cable trench along the length direction of the cable trench;

the sliding block is connected to the guide rail in a sliding mode and is driven to move on the guide rail through the motor;

the two support rods are symmetrically arranged at the top of the sliding block, and one ends of the two support rods, which are far away from the sliding block, extend to the direction of the cables on the two sides of the cable duct respectively;

the fire detection part is arranged at one end of the support rod, which is far away from the slide block, and is used for detecting the fire condition;

the fire extinguishing part is arranged at the top of the sliding block, and the highest position of the fire extinguishing part is as high as the cable and is used for extinguishing fire;

and the controller is arranged on the sliding block and used for controlling the starting and stopping of the motor and controlling the fire extinguishing part to extinguish the fire according to the received fire condition detected by the fire detection part.

Preferably, the fire detection part includes a mounting plate provided on the support rod, and a temperature sensor and a smoke sensor provided on the mounting plate.

Preferably, the fire extinguishing part comprises a rotating motor arranged at the top of the sliding block, a rotating shaft arranged on an output shaft of the rotating motor and a dry ice sprayer arranged at the top of the rotating shaft.

Preferably, a bearing is arranged between the output shaft of the rotating motor and the rotating shaft, L-shaped rods are symmetrically arranged on the side surface of the bearing, and one end, far away from the bearing, of each L-shaped rod is fixedly connected with the sliding block.

Preferably, the bottom of guide rail is provided with the support column, the support column passes through rag bolt and sets up in the bottom of cable pit.

Preferably, the support rod is detachably connected to the slider.

Through the technical scheme, the utility model discloses a cable pit fire prevention detection device, this fire prevention detection device detect the cable pit inner cable condition in real time through mutually supporting that sets up guide rail and slider, puts out a fire to the internal fire that can be timely through the portion of putting out a fire, has reduced response time, has improved detection effect to the at utmost has reduced the loss that the conflagration brought.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of a cable trench fire-prevention detection device according to an embodiment of the present invention;

figure 2 shows a top view of the present invention from figure 1;

figure 3 shows a left side view of figure 1 of the present invention;

fig. 4 shows an enlarged schematic view of the utility model at a in fig. 1.

1. Guide rail 2, cable pit

3. Slide block 4 and support rod

5. Cable 6 and fire detection unit

61. Mounting plate 62, temperature sensor

63. Smoke sensor 7 and fire extinguishing unit

71. Rotating electric machine 72 and rotating shaft

73. Dry ice sprayer 74, bearing

75. L pole 8, controller

9. Support column

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Referring to fig. 1-4, the present embodiment discloses a cable trench fire-prevention detection device, which includes a guide rail 1, a slider 3, a support rod 4, a fire detection portion 6, a fire extinguishing portion 7, and a controller 8. The guide rail 1 is laid at the bottom of the cable trench 2 along the length direction of the cable trench 2, in the embodiment, the guide rail 1 can be set as a ball guide rail pair, the slide block 3 is connected on the guide rail 1 in a sliding manner, the slide block 2 is driven to move on the guide rail 1 through a motor, two support rods 4 are arranged, the two support rods 4 are symmetrically arranged at the top of the slide block 3, one ends of the two support rods 4, which are far away from the slide block 3, extend towards the direction of cables 5 at two sides of the cable trench 2 respectively, specifically, the support rods 4 can be detachably connected to the top of the slide block 3, and the detachable mode; in this embodiment, the direction that sets up of cable pit 2 is for setting up from a left side to the right side, cable 5 then sets up on the cable support of both sides around the 2 inside walls of cable pit, fire detection portion 6 sets up in the one end that slider 3 was kept away from to bracing piece 4, be used for detecting the conflagration condition, the portion of putting out a fire 7 sets up in the top of slider 3, its highest position is with the height of cable 5, be used for putting out a fire, controller 8 sets up on slider 3, be used for opening of control motor stop and whether put out a fire according to the conflagration condition control that received fire detection portion 6 detected the portion.

Specific, when using, at first lay guide rail 1 with 2 insides of cable pit, it is preferred, the bottom of guide rail 1 is provided with support column 9, support column 9 passes through rag bolt and fixes the bottom at cable pit 2, because support column 9 has certain height, can prevent that 2 inside ponds of cable pit corrode guide rail 1, prolong guide rail 1's life, make the work that guide rail 1 can be better, install slider 3 after laying well, bracing piece 4, the portion 7 of putting out a fire, conflagration detection portion 6 and controller 8, it patrols and examines to drive slider 3 round trip movement on guide rail 1 through the motor, thereby the condition of real-time detection cable 5, and can real-time control condition of a fire, reduce the loss.

The fire detection part 6 may include a mounting plate 61 provided on the support rod 4, and a temperature sensor 62 and a smoke sensor 63 provided on the mounting plate 61. Temperature sensor 62 is used for detecting the temperature of cable 5, when temperature sensor 5 detected the temperature unusual, controller 8 feeds back this unusual data to control terminal, and send out the police dispatch newspaper, make the staff inspect to the scene, of course controller 8 has GPS orientation module certainly, make the terminal can detect the position that abnormal signal takes place in real time, smoke transducer 63 is then used for detecting the smog on the scene, when detecting smog, controller 8 in time feeds back the signal to the terminal, and start department of putting out a fire 7 and carry out timely fire extinguishing.

The fire extinguishing unit 7 includes a rotary motor 71 provided on the top of the slider 3, a rotary shaft 72 provided on the output shaft of the rotary motor 71, and a dry ice sprayer 73 provided on the top of the rotary shaft 72. When a fire is detected, the controller 8 controls the fire extinguishing unit 7 to be started, and the dry ice sprayer 73 sprays dry ice to extinguish the fire while the rotating motor 71 drives the dry ice sprayer 73 to rotate. Preferably, a bearing 74 is arranged between the output shaft of the rotating motor 71 and the rotating shaft 72, an L-shaped rod 75 is symmetrically arranged on the side surface of the bearing 74, and one end of the L-shaped rod 75 far away from the bearing 74 is fixedly connected with the slider 3, so that the L-shaped rod 75 supports the dry ice sprayer 73, the load of the rotating motor 71 is reduced, the service life of the rotating motor 71 is prolonged, and the working efficiency of the rotating motor is improved.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims

1. The utility model provides a cable pit fire prevention detection device which characterized in that includes:

the guide rail (1) is laid at the bottom of the cable trench (2) along the length direction of the cable trench (2);

the sliding block (3) is connected to the guide rail (1) in a sliding mode, and the sliding block (3) is driven to move on the guide rail (1) through a motor;

two support rods (4) are arranged, the two support rods (4) are symmetrically arranged at the top of the sliding block (3), and one ends of the two support rods (4) far away from the sliding block (3) respectively extend towards the cables (5) on two sides of the cable duct (2);

the fire detection part (6), the fire detection part (6) is arranged at one end of the support rod (4) far away from the slide block (3) and is used for detecting the fire condition;

the fire extinguishing part (7) is arranged at the top of the sliding block (3), and the highest position of the fire extinguishing part (7) is as high as the cable (5) and is used for extinguishing fire;

and the controller (8) is arranged on the sliding block (3) and used for controlling the starting and stopping of the motor and controlling the fire extinguishing part (7) to extinguish the fire according to the received fire condition detected by the fire detection part (6).

2. The trench fire detection apparatus according to claim 1, wherein the fire detection portion (6) includes a mounting plate (61) provided on the support bar (4), and a temperature sensor (62) and a smoke sensor (63) provided on the mounting plate (61).

3. The trench fire detection apparatus according to claim 1, wherein the fire extinguishing unit (7) includes a rotary motor (71) provided on a top of the slider (3), a rotary shaft (72) provided on an output shaft of the rotary motor (71), and a dry ice sprayer (73) provided on a top of the rotary shaft (72).

4. The cable trench fire prevention detection device according to claim 3, wherein a bearing (74) is arranged between the output shaft of the rotating motor (71) and the rotating shaft (72), L-shaped rods (75) are symmetrically arranged on the side surface of the bearing (74), and one ends, far away from the bearing (74), of the L-shaped rods (75) are fixedly connected with the sliding blocks (3).

5. The trench fire detection apparatus according to claim 1, wherein a support pillar (9) is disposed at a bottom of the guide rail (1), and the support pillar (9) is disposed at a bottom of the trench (2) by an anchor bolt.

6. The trench fire detection apparatus of claim 1, wherein the support bar (4) is detachably connected to the slider (3).