Fireproof test equipment for fireproof wire and cable production

Abstract

The utility model discloses a fire resistance test device for fireproof wire and cable production, which comprises an object placing plate and a fixed box, flamethrowers are uniformly and fixedly connected in the fixed box, conductive clamps are uniformly and fixedly connected at one side of the object placing plate, illuminating lamps are connected in series at one sides of the conductive clamps through wires, V-shaped grooves are uniformly arranged on the fixed box, and the V-shaped grooves are communicated with the V-shaped grooves. The fixing box is provided with a slot in the V-shaped groove, one side of the fixing box is in contact with a sealing cover, one side, close to the fixing box, of the sealing cover is evenly and fixedly connected with clamping plates, the clamping plates are provided with V-shaped recesses, the fixing box is fixedly connected with an upper protrusion, and one side, close to the fixing box, of the upper protrusion is in contact with a lower protrusion. The V-shaped grooves and the slots are uniformly formed in the upper side of the fixed box and are matched with the clamping plates and the V-shaped recesses on the sealing cover, so that electric wires and cables with different diameters can be limited, then the electric wires and cables are connected with a power supply, a conductive clamp and an illuminating lamp, and meanwhile, the flame projector provides combustion conditions, can provide fire resistance detection and provides a comparison effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to fireproof wire and cable detection technical field, concretely relates to a fireproof wire and cable production is with fire resistance test equipment. BACKGROUND

[0002] Fireproof wire and cable refers to the general term of wire and cable with fireproof performance, usually divided into two categories of flame-retardant wire and cable and fire-resistant wire and cable, and the fireproof wire and cable needs to be sampled for wire and cable fire resistance detection during batch production.

[0003] During the production process of fireproof wire and cable, a fire scene needs to be simulated, the wire and cable is placed in the simulated fire environment, and a burning test is performed using an open flame to observe the performance of the wire and cable under the action of the flame. The wire and cable is burned by igniting a predetermined fire source, and the wire and cable under test is connected, the electrical performance is measured and recorded, after the fire source is burned out, the fire source is extinguished, and the electrical performance of the wire and cable is continuously measured and recorded to evaluate the fire resistance of the wire and cable under the action of the flame. Usually, when wire and cable is tested for fire resistance, comparative experiments need to be performed, including detection box temperature, igniter strength, ventilation environment, etc. During the detection, multiple cables need to be clamped and connected, which is relatively troublesome, resulting in difficulty in fire resistance detection.

[0004] According to the patent CN114878742B, a fireproof wire and cable production fire resistance test device is described, which mainly uses two flame spraying modules to simulate the fire resistance effect of the wire and cable under different fire conditions from both sides of the wire and cable, thereby increasing the diversity of the wire and cable fire resistance test. Two supporting units are used to adjust according to the size of the wire and cable, thereby clamping and limiting the wire and cable of different sizes, and the burning part of the wire and cable is in a suspended state, avoiding contact between the internal wires and the supporting equipment after the wire and cable skin falls off, thereby reducing the safety hazards of the test. During the detection of the wire and cable, multiple cables need to be clamped and connected, which is relatively troublesome, resulting in difficulty in fire resistance detection.

[0005] Therefore, a fireproof wire and cable production fire resistance test device is proposed to solve the problem of clamping and connecting multiple cables during detection, which is relatively troublesome and causes difficulty in fire resistance detection. Utility model content

[0006] The utility model solves the technical problem that multiple cables need to be clamped and connected during detection, which is relatively troublesome and causes difficulty in fire resistance detection. Therefore, a fireproof wire and cable production fire resistance test device is proposed.

[0007] The utility model discloses a technical scheme that solves technical problems is: a fire -resistant test equipment is used in fire -proof electric wire and cable production, including the thing board and fixed box, even fixedly connected with the flame thrower in the fixed box, the even fixedly connected with the electrically conductive clamp of thing board one side, one side of electrically conductive clamp is connected with the light of series connection through the wire, even be provided with V type groove on the fixed box, the fixed box is located V type groove and is provided with the slot, the fixed box one side contacts has the cover, the even fixedly connected with the clamping plate of cover close to the fixed box one side, the V type recess is opened to the clamping plate, the fixedly connected with the upper convex of fixed box, the upper convex close to the fixed box one side contacts has the lower convex, the fixedly connected with the plug rod of upper convex, the plug rod contacts has the insertion hole, the insertion hole is located the lower convex, the lower convex one side inserts and has the locating rod, the end of locating rod inserts and has the locating hole and the locating hole is located the plug rod, the both sides fixedly connected with the heat pipe in the cover.

[0008] As a preferred technical scheme of the utility model, the bottom side of the thing board is provided with an air guide groove, a support is fixedly connected in the air guide groove, and a fan is rotatably connected in the support, a wind channel is inserted into the air guide groove, the wind channel is located on the upper side of the cover, a ventilation groove is formed on the upper side of the cover, the air guide groove and the fan are arranged, air circulation is realized, and temperature change in the fixed box and the cover is realized.

[0009] As a preferred technical scheme of the utility model, filters are fixedly connected in the wind channel, the filters are arranged in a staggered manner, and the filters can filter gas generated during combustion of the electric wire and cable.

[0010] As a preferred technical scheme of the utility model, a sealing frame is fixedly connected to one side of the wind channel, and the sealing frame is fixedly connected to the thing board, the sealing frame can increase the sealing performance of the wind channel and the air guide groove.

[0011] As a preferred technical scheme of the utility model, an adapter plate is fixedly connected to the thing board, and the adapter plate is fixedly connected to the inner side of the fixed box, the adapter plate can further increase the sealing performance of the adapter of the fixed box and the cover.

[0012] The utility model has the following advantages: the V-shaped groove and the slot are evenly formed on the upper side of the fixed box, the clamping plate and the V-shaped recess on the cover are matched, different diameters of electric wire and cable can be limited, the electric wire and cable is connected to the power supply, the electric wire and cable is connected to the electrically conductive clamp and the light, the flame thrower provides combustion conditions, the fire resistance detection can be provided, and the comparison effect can be provided, then the wind channel and the fan form the circulating air flow channel, the filters adsorb the particles generated during combustion, and the detection environment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1It is a three-dimensional structure schematic view of a fireproof test equipment for fireproof electric wire and cable production of a preferred embodiment of the utility model;

[0014] Fig. 2 It is a side view sectional structure schematic view of a fireproof test equipment for fireproof electric wire and cable production of a preferred embodiment of the utility model;

[0015] Fig. 3 It is a side view structure schematic view of a fireproof test equipment for fireproof electric wire and cable production of a preferred embodiment of the utility model.

[0016] Mark explanation: 1, the material plate, 2, fixed box, 3, fire sprayer, 4, conducting clamp, 5, illuminating lamp, 6, V-shaped groove, 7, slot, 8, cover, 9, clamping plate, 10, upper protrusion, 11, plug rod, 12, lower protrusion, 13, jack, 14, positioning hole, 15, positioning rod, 16, heat pipe, 17, air guide groove, 18, fan, 19, air duct, 20, filter plate, 21, ventilation groove, 22, link plate, 23, sealing frame. Specific implementation

[0017] The utility model is further described below in combination with the drawings.

[0018] Please refer to Figs. 1-3 The fireproof test equipment for fireproof electric wire and cable production shown in the figure, including material plate 1 and fixed box 2, fixed box 2 is uniformly fixedly connected with fire sprayer 3, and one side of material plate 1 is uniformly fixedly connected with conducting clamp 4, and the electric wire and cable are connected with power supply, then V-shaped recess is used in cooperation with V-shaped groove 6 and slot 7 through clamping plate 9, the clamping of electric wire and cable can be realized by the closure of cover 8 and fixed box 2, and one side of conducting clamp 4 is connected with illuminating lamp 5 through wire series connection, V-shaped groove 6 is uniformly arranged on fixed box 2, slot 7 is arranged in V-shaped groove 6 in fixed box 2, one side of fixed box 2 is in contact with cover 8, and one side of cover 8 close to fixed box 2 is uniformly fixedly connected with clamping plate 9, V-shaped recess is arranged on clamping plate 9, upper protrusion 10 is fixedly connected on fixed box 2, lower protrusion 12 is in contact with one side of upper protrusion 10 close to fixed box 2, plug rod 11 is fixedly connected on upper protrusion 10, plug rod 11 is in contact with jack 13, jack 13 is located on lower protrusion 12, positioning rod 15 is inserted on one side of lower protrusion 12, positioning hole 14 is inserted on the end of positioning rod 15 and is located on plug rod 11, heat pipe 16 is fixedly connected on both sides in cover 8, the insertion of jack 13 on plug rod 11 is limited by positioning rod 15, the upper protrusion 10 and the lower protrusion 12 are connected, so that fixed box 2 and cover 8 are closed, heat pipe 16 is connected with external power supply through wire, and the environment in cover 8 is in heating state.

[0019] The ventilation groove 21 is located on the upper side of the cover 8, the upper side of the cover 8 is provided with the air duct 19, the air duct 19 is inserted into the air guide groove 17, the fan 18 is rotationally connected with the support, the support is fixedly connected in the air guide groove 17, the air guide groove 17 is located on the bottom side of the storage plate 1, by arranging the air duct 19 on the cover 8, when the cover 8 is in contact with the fixed box 2 and closed, the air duct 19 and the air guide groove 17 are in a sealing contact state, at this time, the rotation of the fan 18 can drive the air circulation in the fixed box 2 and the cover 8, so that the air circulation effect is achieved, and the heat loss is reduced.

[0020] The filter plate 20 is made of activated carbon material, the filter plate 20 is fixedly connected in the air duct 19, and the filter plate 20 is arranged in a staggered manner, and the combustion impurities in the airflow can be filtered by arranging the filter plate 20.

[0021] The sealing frame 23 is fixedly connected to the storage plate 1, and the sealing frame 23 is fixedly connected to one side of the air duct 19, and the sealing frame 23 can increase the sealing performance between the air duct 19 and the air guide groove 17.

[0022] The fixed box 2 is fixedly connected with the adapter plate 22, and the adapter plate 22 is fixedly connected to the storage plate 1, and the adapter plate 22 can reduce the gap and reduce the overflow of the airflow when the cover 8 and the fixed box 2 are blocked by the electric wire and cable.

[0023] Working principle: after the plurality of electric wire and cable is connected with the power supply, the conductive clamp 4 and the illuminating lamp 5, the plurality of electric wire and cable is clamped in the V-shaped groove 6, then is contacted with the V-shaped recess of the clamping plate 9, then the positioning rod 15 is inserted into the positioning hole 14 on the inserting rod 11, so that the fixed box 2 and the cover 8 are closed, the adapter plate 22 is contacted with the cover 8, the gap between the cover 8 and the fixed box 2 is reduced, at this time, the heat pipe 16 and the flame sprayer 3 are started, then the surface of the electric wire and cable is burned, then the flame spraying of the flame sprayer 3 and the temperature of the heat pipe 16 are controlled to adjust the variable, the fire resistance detection effect of the electric wire and cable is improved, in the detection process, the fan 18 is started and drives the airflow into the fixed box 2, then the airflow enters the air duct 19 through the ventilation groove 21, then the airflow and the burning material are filtered by the filter plate 20, the airflow is circulated again, the temperature overflow is reduced, and the loss is reduced.

[0024] The above is only the preferred embodiment of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the principle of the present application, a number of improvements and refinements can be made, and these improvements and refinements should be regarded as the protection scope of the present application.

[0025] Other parts not described in the present application are all prior art, so they will not be described here.

[0026] Finally, it should be noted that: the above embodiments are used to illustrate the technical solutions of the present application, but not limited to them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A fire resistant test equipment for fire resistant wire and cable production comprising a storage plate (1) and a fixing box (2), characterized in that, The fixed box (2) is uniformly connected with the fire sprayer (3), one side of the storage plate (1) is uniformly connected with the conductive clamp (4), one side of the conductive clamp (4) is connected with the lighting lamp (5) through the wire in series, the fixed box (2) is uniformly provided with the V-shaped groove (6), the fixed box (2) is provided with the slot (7) in the V-shaped groove (6), one side of the fixed box (2) is in contact with the cover (8), the cover (8) is uniformly connected with the clamping plate (9) on the side close to the fixed box (2), the clamping plate (9) is provided with the V-shaped recess, the fixed box (2) is fixedly connected with the upper protrusion (10), the upper protrusion (10) is in contact with the lower protrusion (12) on the side close to the fixed box (2), the upper protrusion (10) is fixedly connected with the insertion rod (11), the insertion rod (11) is in contact with the insertion hole (13), the insertion hole (13) is located on the lower protrusion (12), the lower protrusion (12) is inserted with the positioning rod (15) on one side, the end of the positioning rod (15) is inserted with the positioning hole (14) and the positioning hole (14) is located on the insertion rod (11), the cover (8) is fixedly connected with the heat pipe (16) on both sides.

2. A fire resistant test apparatus for fire resistant wire and cable production as claimed in claim 1, wherein, The bottom side of the storage plate (1) is provided with the air guide groove (17), the air guide groove (17) is fixedly connected with the support and the fan (18) is rotatably connected in the support, the air guide groove (17) is inserted with the air duct (19), the air duct (19) is located on the upper side of the cover (8), the upper side of the cover (8) is provided with the ventilation groove (21).

3. A fire resistant test apparatus for fire resistant wire and cable production as claimed in claim 2, wherein, The air duct (19) is uniformly fixedly connected with the filter plate (20), and the filter plate (20) is staggered.

4. A fire resistant test apparatus for fire resistant wire and cable production as claimed in claim 3, wherein, One side of the air duct (19) is fixedly connected with the sealing frame (23), and the sealing frame (23) is fixedly connected on the storage plate (1).

5. A fire resistant test apparatus for fire resistant wire and cable production as claimed in claim 4, wherein, The storage plate (1) is fixedly connected with the connecting plate (22), and the connecting plate (22) is fixedly connected on the inner side of the fixed box (2).

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