CN211553893U - A device for measuring the length of a single wire and cable vertical combustion tester - Google Patents

Abstract

The utility model discloses a length measuring device for a single wire and cable vertical combustion testing machine, which comprises a testing machine main body and a flame spray gun, the inner bottom end of the testing machine body is provided with a flame spray gun, and the inner wall of the testing machine body is fixedly connected A limiting block, an adjustment mechanism is inserted inside the main body of the testing machine, a clamping mechanism is fixedly connected to the surface of the adjustment mechanism, and a measuring mechanism is fixedly connected to the top inner wall of the main body of the testing machine. The utility model is provided with an adjusting mechanism and a clamping mechanism, the wires and cables can be fixed by the clamping mechanism, the cables with different lengths can be fixed by adjusting the adjusting mechanism, and the wires of different lengths can be easily fixed by the cooperation of the adjusting mechanism and the clamping mechanism. The cable is tested for burning inside the main body of the testing machine. By adjusting the measuring mechanism, the burning length of the wire and cable can be easily measured.

Description

A device for measuring the length of a single wire and cable vertical combustion tester

technical field

The utility model relates to the technical field of combustion testing machines, in particular to a length measuring device for a vertical combustion testing machine of a single wire and cable.

Background technique

The single wire and cable vertical burning test machine is suitable for measuring the vertical burning non-spread performance of a single plastic wire, control wire, cross-linking, elevator, marine and mining cables. The device has the advantages of high accuracy, automatic timing, automatic end test, and easy operation.

In the daily use of a single wire and cable vertical combustion tester, since the internal measuring ruler is fixed, when viewing the combustion length, it needs to be observed by the human eye, which will cause errors and affect the test data. It is fixed and cannot be adjusted according to the length of the wire and cable, which brings inconvenience to the test. Therefore, a length measuring device for a single wire and cable vertical combustion tester is urgently needed to solve the above problems.

Utility model content

The purpose of this utility model is to provide a single wire and cable vertical burning tester length measuring device, to solve the problem of error and inability to adjust according to the length of the wire and cable when checking the burning length proposed in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a single wire and cable vertical combustion testing machine length measuring device, including a testing machine main body and a flame-throwing gun, the internal bottom end of the testing machine main body is installed with a flame-throwing gun, so The inner wall of the main body of the testing machine is fixedly connected with the limit block, the inside of the main body of the testing machine is inserted with an adjustment mechanism, and the surface of the adjustment mechanism is fixedly connected with a clamping mechanism, and the inner wall of the top of the main body of the testing machine is fixedly connected with a measuring mechanism .

Preferably, the adjustment mechanism includes a first fixed frame, a rotating rod, a gear, a connecting rod, a pull rod, a first telescopic rod, a spring, a second telescopic rod, a slider and a second fixed frame, and the first fixed frame has A rotating rod is installed inside the bottom end through a bearing, and one end of the rotating rod away from the first fixing frame is fixedly connected with a gear, the surface of the gear is in conflict with the side surface of the connecting rod, and one end of the connecting rod away from the rotating rod is fixedly connected with a pull rod One end of the connecting rod away from the gear is fixedly connected with a first telescopic rod, and the inner wall of the first telescopic rod is welded with a spring, and the end of the spring away from the first telescopic rod is welded with a second telescopic rod, and the first telescopic rod is welded with a second telescopic rod. The surface of the tester is fixedly connected with a slider, and the bottom end of the main body of the tester is fixedly connected with a second fixing frame.

Preferably, the clamping mechanism includes a fixing rod, a first screw rod and a clamping block, a first screw rod is inserted inside the fixing rod, and one end of the first screw rod inserted inside the fixing rod is fixedly connected with a clamping block. piece.

Preferably, the measuring mechanism includes a fixed ruler, a moving block, a second screw rod and a moving rod, a moving block is sleeved on the surface of the fixed ruler, and a second screw rod is inserted inside the moving block, and the surface of the moving block is The fixed connection has a moving rod.

Preferably, a chute is provided inside the first fixing frame, and the chute and the slider formed in the first fixing frame form a sliding structure.

Preferably, the side of the connecting rod is provided with teeth, and the teeth on the surface of the gear mesh with the teeth provided on the side of the connecting rod.

Compared with the prior art, the beneficial effect of the present utility model is that: the length measuring device of the single wire and cable vertical combustion tester is provided with an adjusting mechanism and a clamping mechanism, the wire and cable can be fixed by the clamping mechanism, and the adjusting mechanism can be adjusted by adjusting the adjusting mechanism. , the length of the cable can be fixed, so that the burning test of the wire and cable can be facilitated through the adjustment mechanism and the clamping mechanism, and the burning length of the wire and cable can be easily measured through the adjustment of the measuring mechanism.

(1) The device is provided with an adjustment mechanism and a clamping mechanism. Through two sets of clamping mechanisms, the wires and cables can be fixed inside the main body of the tester. Through the adjustment of the adjustment mechanism, wires and cables of different lengths can be fixed. The cooperation with the clamping mechanism can facilitate the burning test of wires and cables of different lengths inside the main body of the testing machine.

(2) The device can measure the burning length of wires and wires through the measuring mechanism, and by turning the second screw, the height of the moving rod can be adjusted, so as to facilitate the operator to observe the burning length of wires and cables.

Description of drawings

Fig. 1 is the structural front view schematic diagram of the present utility model;

2 is a schematic top view of the structure of the utility model;

3 is a schematic cross-sectional front view of the structure of the first fixing frame and the first telescopic rod of the present invention.

In the figure: 1. The main body of the testing machine; 2. The flamethrower; 3. The limit block; 4. The adjustment mechanism; 41. The first fixing frame; 42. The rotating rod; 46, the first telescopic rod; 47, the spring; 48, the second telescopic rod; 49, the slider; 410, the second fixed frame; 5, the clamping mechanism; 51, the fixed rod; 52, the first screw rod; 53, the clamp Holding block; 6, measuring mechanism; 61, fixed ruler; 62, moving block; 63, second screw; 64, moving rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, an embodiment provided by the present utility model: a single wire and cable vertical combustion testing machine length measuring device, including a testing machine main body 1 and a fire gun 2, the inner bottom end of the testing machine main body 1 is installed There is a flamethrower 2, the inner wall of the testing machine main body 1 is fixedly connected with a limit block 3, and an adjusting mechanism 4 is inserted inside the testing machine main body 1. The adjusting mechanism 4 includes a first fixing frame 41, a rotating rod 42, a gear 43, and a connecting rod. 44. The pull rod 45, the first telescopic rod 46, the spring 47, the second telescopic rod 48, the slider 49 and the second fixed frame 410, the bottom end of the first fixed frame 41 is installed with a rotating rod 42 through a bearing, and the rotating rod One end of 42 away from the first fixing frame 41 is fixedly connected with a gear 43, the surface of the gear 43 is in conflict with the side surface of the connecting rod 44, and the end of the connecting rod 44 away from the rotating rod 42 is fixedly connected with a pull rod 45, and the connecting rod 44 is away from the gear 43. A first telescopic rod 46 is fixedly connected to one end of the first telescopic rod 46, and a spring 47 is welded to the inner wall of the first telescopic rod 46, and a second telescopic rod 48 is welded to the end of the spring 47 away from the first telescopic rod 46. The surface of the first telescopic rod 46 A sliding block 49 is fixedly connected, a second fixing frame 410 is fixedly connected inside the bottom end of the main body 1 of the testing machine, a sliding groove is opened inside the first fixing frame 41, and the sliding groove and the sliding block opened inside the first fixing frame 41 49 forms a sliding structure, the side of the connecting rod 44 is provided with teeth, the teeth on the surface of the gear 43 mesh with the teeth provided on the side of the connecting rod 44, and when the first fixing frame 41 moves upward, it drives the second telescopic rod 48 When the second telescopic rod 48 is squeezed, it will shrink into the inside of the first telescopic rod 46. The elastic force of the spring 47 can play the role of resetting the second telescopic rod 48, and the connecting rod 44 is moved by pulling the pull rod 45. , the connecting rod 44 drives the gear 43 to move, so that the two sets of second telescopic rods 48 can be retracted into the interior of the first fixed frame 41, so that the disassembly and installation of the first fixed frame 41 can be facilitated. 41 slides inside to limit the position of the first telescopic rod 46 , preventing the first telescopic rod 46 from rotating and affecting the use of the second telescopic rod 48 .

A clamping mechanism 5 is fixedly connected to the surface of the adjusting mechanism 4. The clamping mechanism 5 includes a fixing rod 51, a first screw rod 52 and a clamping block 53. A first screw rod 52 is inserted inside the fixing rod 51, and the first screw rod 52 One end inserted inside the fixing rod 51 is fixedly connected with a clamping block 53. By rotating the first screw 52, two sets of clamping blocks 53 can fix the wires and cables inside the fixing rod 51, and the top inner wall of the main body 1 of the testing machine is fixed. A measuring mechanism 6 is connected. The measuring mechanism 6 includes a fixed ruler 61, a moving block 62, a second screw 63 and a moving rod 64. The surface of the fixed ruler 61 is sleeved with a moving block 62, and the interior of the moving block 62 is inserted with a second screw 63. The screw 63, the surface of the moving block 62 is fixedly connected with a moving rod 64, by rotating the second screw 63, the moving block 62 can be adjusted, and by adjusting the moving block 62, the moving rod 64 can be driven to move up and down, so that the burning length of the wire and cable can be easily checked. .

Working principle: When the wire and cable needs to be tested for combustion, according to Figure 1, Figure 2 and Figure 3, lift the first fixing frame 41, when the first fixing frame 41 moves down, drive the second telescopic rod 48 to move at the same time, When the second telescopic rod 48 is squeezed, it will shrink into the inside of the first telescopic rod 46, which can make the first fixing frame 41 move upward, which is convenient to adjust according to the height of the wire and cable, when the first fixing frame 41 moves When it reaches the proper position, the second telescopic rod 48 pops out of the first telescopic rod 46 through the elastic force of the spring 47, so that the first fixing frame 41 can be fixed. When the first fixing frame 41 needs to be adjusted downward or disassembled, pull the pull rod 45. Through the movement of the pull rod 45, the connecting rod 44 can be driven to move. When the connecting rod 44 moves, the gear 43 is driven to rotate, so that the two groups of connecting rods 44 can move in opposite directions. The second telescopic rod 48 is retracted into the interior of the first fixing frame 41, so that the first fixing frame 41 is moved downward or disassembled. When the first fixing frame 41 is adjusted to a proper position, the wires and cables are passed through the interior of the fixing rod 51, This is the rotation of the first screw 52. Through the rotation of the first screw 52, the clamping block 53 can be pushed to move, and the wire and cable can be fixed inside the fixing rod 51 through the two sets of clamping blocks 53. Rotating the second screw 63 can make the moving block 62 move on the surface of the fixed ruler 61 . When the moving block 62 drives the moving rod 64 to move to the burning point, rotating the second screw 63 can fix the moving block 62 on the surface of the fixed ruler 61 . , so that by observing the moving rod 64, the length of combustion can be easily checked.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (6)

1. The utility model provides a single wire and cable vertical burning testing machine length measurement device, includes test machine main part (1) and flame gun (2), its characterized in that: the flame gun (2) is installed at the bottom end of the interior of the test machine main body (1), the limiting block (3) is fixedly connected to the inner wall of the test machine main body (1), the adjusting mechanism (4) is inserted into the interior of the test machine main body (1), the clamping mechanism (5) is fixedly connected to the surface of the adjusting mechanism (4), and the measuring mechanism (6) is fixedly connected to the inner wall of the top end of the test machine main body (1).

2. The length measuring device of the single wire and cable vertical burning test machine according to claim 1, characterized in that: the adjusting mechanism (4) comprises a first fixing frame (41), a rotating rod (42), a gear (43), a connecting rod (44), a pull rod (45), a first telescopic rod (46), a spring (47), a second telescopic rod (48), a sliding block (49) and a second fixing frame (410), wherein the rotating rod (42) is installed inside the bottom end of the first fixing frame (41) through a bearing, the gear (43) is fixedly connected to one end, away from the first fixing frame (41), of the rotating rod (42), the surface of the gear (43) is inconsistent with the side face of the connecting rod (44), the pull rod (45) is fixedly connected to one end, away from the rotating rod (42), of the connecting rod (44), the first telescopic rod (46) is fixedly connected to one end, away from the gear (43), of the connecting rod (44), the spring (47) is welded to the inner wall of the first telescopic rod (46), and the second telescopic rod (48) is welded to one end, away from the, the surface of the first telescopic rod (46) is fixedly connected with a sliding block (49), and the bottom end of the tester main body (1) is fixedly connected with a second fixing frame (410).

3. The length measuring device of the single wire and cable vertical burning test machine according to claim 1, characterized in that: the clamping mechanism (5) comprises a fixing rod (51), a first screw rod (52) and a clamping block (53), the first screw rod (52) is inserted into the fixing rod (51), and the first screw rod (52) is inserted into one end of the fixing rod (51) and fixedly connected with the clamping block (53).

4. The length measuring device of the single wire and cable vertical burning test machine according to claim 1, characterized in that: the measuring mechanism (6) comprises a fixed ruler (61), a moving block (62), a second screw (63) and a moving rod (64), the moving block (62) is sleeved on the surface of the fixed ruler (61), the second screw (63) is inserted into the moving block (62), and the moving rod (64) is fixedly connected to the surface of the moving block (62).

5. The length measuring device of the single wire and cable vertical burning test machine according to claim 2, characterized in that: the first fixing frame (41) is internally provided with a sliding chute, and the sliding chute arranged in the first fixing frame (41) and the sliding block (49) form a sliding structure.

6. The length measuring device of the single wire and cable vertical burning test machine according to claim 2, characterized in that: the side of the connecting rod (44) is provided with teeth, and the teeth on the surface of the gear (43) are meshed with the teeth arranged on the side of the connecting rod (44).

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