Non-contact current detection device for building fire fighting equipment

Abstract

The utility model relates to the technical field of fire-fighting detection, and discloses a non-contact current detection device of building fire-fighting equipment, which comprises an upper telescopic mechanism and a lower telescopic mechanism, the opposite ends of the two telescopic mechanisms are connected through a connecting mechanism, and the lower end of the lower telescopic mechanism is provided with a handle. According to the non-contact current detection device of the building fire-fighting equipment, the inner shell is limited through the sleeve, so that the inner shell cannot rotate relative to the sleeve, the gear motor is driven to enable the threaded rod to rotate, and then the inner shell can stretch out and draw back relative to the sleeve, so that the detection device body can conveniently detect a fire-fighting pipeline at a high position; the two telescopic mechanisms are vertical, then the limiting pipe is screwed to the periphery of the motor shell on the upper portion, supporting and limiting are conducted through the limiting pipe, the two telescopic mechanisms are kept vertical, and when not used, the two telescopic mechanisms can be folded, so that the size of the whole device is reduced, and carrying and using are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of fire detection, in particular to a non-contact current detection device for building fire protection equipment. Background Art

[0002] Building fire protection facilities refer to the general term for the equipment and facilities such as the automatic fire alarm system, automatic water sprinkler system, and fire hydrant system installed in the building for preventing and fighting building fires. Commonly used ones include automatic fire alarm system, automatic water sprinkler system, fire hydrant system, gas fire extinguishing system, foam fire extinguishing system, dry powder fire extinguishing system, smoke and exhaust system, safe evacuation system, etc. It is an important facility to ensure the fire safety of buildings and the safety of personnel evacuation. It is an important part of modern buildings and plays an important role in protecting buildings. In actual use, it is also necessary to regularly conduct relevant non-contact tests on the current of building fire protection equipment to ensure that it can be used more conveniently and efficiently in practice. However, in practice, fire protection pipelines are generally installed on the ceiling at a high height. When testing, other tools are needed to assist, which is very invariable. Utility Model Content

[0003] The main purpose of the utility model is to provide a non-contact current detection device for building fire fighting equipment, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A non-contact current detection device for building fire fighting equipment, comprising two upper and lower telescopic mechanisms, the two telescopic mechanisms are connected at one end facing each other by a connecting mechanism, a handle is arranged at the lower end of the lower telescopic mechanism, a flexible mechanical arm is arranged at the upper end of the upper telescopic mechanism, and a detection device body is arranged at the upper end of the flexible mechanical arm;

[0006] The telescopic mechanism includes a motor housing, a reduction motor, a sleeve, an inner housing and a threaded rod. The outer periphery of the inner housing is slidably connected to the inside of the sleeve, the lower part of the sleeve is fixedly connected to the upper part of the motor housing, the reduction motor is installed inside the motor housing, the lower end of the threaded rod is rotatably connected to the upper part of the motor housing, the upper end of the reduction motor penetrates the wall of the motor housing and is fixedly connected to the lower end of the threaded rod, the outer periphery of the threaded rod is threadedly connected to the lower part of the inner housing, and the motor housing is connected to the upper and lower ends of the connecting mechanism.

[0007] Preferably, a sponge rod sleeve is provided on the outer periphery of the handle.

[0008] Preferably, the upper portion of the upper inner shell is connected to the detection device body through a flexible mechanical arm, and the lower portion of the lower inner shell is fixedly connected to the handle.

[0009] Preferably, the upper end of the threaded rod is fixedly connected to a limiting block, and the outer periphery of the limiting block is slidably connected to the inside of the inner shell.

[0010] Preferably, the connecting mechanism includes a limiting tube, a connecting seat and a connecting rod, one end of the connecting seat is fixedly connected to the side of the motor housing away from the inner housing, the other end of the connecting seat is rotatably connected to the upper and lower ends of the connecting rod, and the upper and lower sides of the limiting tube are threadedly connected to the outer periphery of the motor housing.

[0011] Preferably, a limiting ring is provided on the outer periphery of the inner shell.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The inner shell is restricted by the sleeve so that the inner shell cannot rotate relative to the sleeve, and the reduction motor is driven to rotate the threaded rod, so that the inner shell can be extended and retracted relative to the sleeve, which is convenient for the detection device body to detect high fire pipelines. The two telescopic mechanisms are vertically erected, and then the limiting tube is screwed to the outer periphery of the upper motor shell. The limiting tube is used to support and restrict the two telescopic mechanisms so that they remain vertical. When not in use, the two telescopic mechanisms can be folded to reduce the size of the entire device, which is convenient for carrying and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of a non-contact current detection device for building fire fighting equipment of the utility model;

[0015] Figure 2 It is a schematic diagram of a non-contact current detection device for building fire fighting equipment of the utility model;

[0016] Figure 3 The utility model is a schematic diagram of a non-contact current detection device for building fire fighting equipment.

[0017] In the figure: 1. handle; 2. sponge rod sleeve; 3. telescopic mechanism; 301. motor housing; 302. reduction motor; 303. sleeve; 304. inner housing; 305. threaded rod; 306. limit block; 4. connecting mechanism; 401. limit tube; 402. connecting seat; 403. connecting rod; 5. limit ring; 6. flexible mechanical arm; 7. detection device body. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] like Figure 1-3As shown, a non-contact current detection device for building fire fighting equipment includes two upper and lower telescopic mechanisms 3, the two telescopic mechanisms 3 are connected at one end facing each other by a connecting mechanism 4, a handle 1 is provided at the lower end of the lower telescopic mechanism 3, a flexible mechanical arm 6 is provided at the upper end of the upper telescopic mechanism 3, and a detection device body 7 is provided at the upper end of the flexible mechanical arm 6.

[0020] In this embodiment, the telescopic mechanism 3 includes a motor housing 301, a reduction motor 302, a sleeve 303, an inner housing 304 and a threaded rod 305. The outer periphery of the inner housing 304 is slidably connected to the inside of the sleeve 303, and the lower part of the sleeve 303 is fixedly connected to the upper part of the motor housing 301. The reduction motor 302 is installed in the motor housing 301. The lower end of the threaded rod 305 is rotatably connected to the upper part of the motor housing 301. The upper end of the reduction motor 302 penetrates the wall of the motor housing 301 and is fixedly connected to the lower end of the threaded rod 305. The outer periphery of the threaded rod 305 is threadedly connected to the lower part of the inner housing 304. The motor housing 301 is connected to the upper and lower ends of the connecting mechanism 4. A sponge rod sleeve 2 is provided on the outer periphery of the handle 1. The upper part of the upper inner housing 304 is connected to the detection device body 7 through the flexible mechanical arm 6. The lower part of the lower inner housing 304 is fixedly connected to the handle 1. The upper end of the threaded rod 305 is fixedly connected to the limit block 306, and the outer periphery of the limit block 306 is slidably connected to the inside of the inner housing 304.

[0021] Specifically, the inner shell 304 is restricted by the sleeve 303 so that the inner shell 304 cannot rotate relative to the sleeve 303, and the reduction motor 302 is driven to rotate the threaded rod 305, so that the inner shell 304 can be extended and retracted relative to the sleeve 303, making it convenient for the detection device body 7 to detect the fire protection pipeline at a high place.

[0022] In this embodiment, the connecting mechanism 4 includes a limiting tube 401, a connecting seat 402 and a connecting rod 403. One end of the connecting seat 402 is fixedly connected to the side of the motor housing 301 away from the inner housing 304, and the other end of the connecting seat 402 is rotatably connected to the upper and lower ends of the connecting rod 403. The upper and lower sides of the limiting tube 401 are threadedly connected to the outer periphery of the motor housing 301, and a limiting ring 5 is arranged on the outer periphery of the inner housing 304.

[0023] Specifically, the two telescopic mechanisms 3 are vertically erected, and then the limiting tube 401 is screwed to the outer periphery of the upper motor housing 301. The limiting tube 401 is used to support and limit the two telescopic mechanisms 3 so that the two telescopic mechanisms 3 remain vertical. When not in use, the two telescopic mechanisms 3 can be folded, thereby reducing the size of the entire device and facilitating carrying and use.

[0024] Working principle:

[0025] The inner shell 304 is restricted by the sleeve 303 so that the inner shell 304 cannot rotate relative to the sleeve 303, and the reduction motor 302 is driven to rotate the threaded rod 305, so that the inner shell 304 can be extended and retracted relative to the sleeve 303, so that the detection device body 7 can detect the fire protection pipeline at a high place. The two telescopic mechanisms 3 are vertically erected, and then the limiting tube 401 is screwed to the outer periphery of the upper motor shell 301. The limiting tube 401 is used to support and restrict the two telescopic mechanisms 3 so that they remain vertical. When not in use, the two telescopic mechanisms 3 can be folded, thereby reducing the size of the entire device for easy carrying and use.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A non-contact current detection device for building fire fighting equipment, comprising two upper and lower telescopic mechanisms (3), characterized in that: The two telescopic mechanisms (3) are connected at their facing ends by a connecting mechanism (4); a handle (1) is provided at the lower end of the lower telescopic mechanism (3); a flexible mechanical arm (6) is provided at the upper end of the upper telescopic mechanism (3); and a detection device body (7) is provided at the upper end of the flexible mechanical arm (6); The telescopic mechanism (3) comprises a motor housing (301), a reduction motor (302), a sleeve (303), an inner housing (304) and a threaded rod (305); the outer periphery of the inner housing (304) is slidably connected to the interior of the sleeve (303); the lower portion of the sleeve (303) is fixedly connected to the upper portion of the motor housing (301); the reduction motor (302) is installed inside the motor housing (301); the lower end of the threaded rod (305) is rotatably connected to the upper portion of the motor housing (301); the upper end of the reduction motor (302) passes through the wall of the motor housing (301) and is fixedly connected to the lower end of the threaded rod (305); the outer periphery of the threaded rod (305) is threadedly connected to the lower portion of the inner housing (304); and the motor housing (301) is connected to the upper and lower ends of the connecting mechanism (4).

2. A non-contact current detection device for building fire fighting equipment according to claim 1, characterized in that: A sponge rod sleeve (2) is arranged on the outer periphery of the handle (1).

3. The non-contact current detection device for building fire fighting equipment according to claim 1, characterized in that: The upper part of the upper inner shell (304) is connected to the detection device body (7) via a flexible mechanical arm (6), and the lower part of the lower inner shell (304) is fixedly connected to the handle (1).

4. The non-contact current detection device for building fire fighting equipment according to claim 1, characterized in that: The upper end of the threaded rod (305) is fixedly connected to a limiting block (306), and the outer periphery of the limiting block (306) is slidably connected to the interior of the inner shell (304).

5. The non-contact current detection device for building fire fighting equipment according to claim 1, characterized in that: The connection mechanism (4) comprises a limit tube (401), a connection seat (402) and a connection rod (403); one end of the connection seat (402) is fixedly connected to a side of the motor housing (301) away from the inner housing (304); the other end of the connection seat (402) is rotatably connected to the upper and lower ends of the connection rod (403); and the upper and lower sides of the limit tube (401) are threadedly connected to the outer periphery of the motor housing (301).

6. A non-contact current detection device for building fire fighting equipment according to claim 5, characterized in that: A limiting ring (5) is provided on the outer periphery of the inner shell (304).

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