Number checking tool based on VDF voice distribution frame

Abstract

The utility model relates to the technical field of voice distribution frames, in particular to a VDF-based number checking tool for a voice distribution frame, which comprises a number checking device in contact with the voice distribution frame, one end of the number checking device is plugged with a number checking telephone through a telephone line, the surface of the number checking device is fixedly connected with two side blocks, and the number checking telephone is plugged into the number checking telephone through a telephone line. A guide rod is fixedly connected between the two side blocks, a center block is fixedly connected to the surface of each number checking device, and under the action of reset force of springs, the two L-shaped plates make reset motion on the surfaces of the guide rods, so that the two clamping plates are driven to be close to the copper head ends of the corresponding number checking devices, and the number checking devices are clamped. The bulged part of the voice distribution frame can be elastically clamped by utilizing the copper head end of the number inspector and the clamping plate, so that the number inspector is firmly fixed on the surface of the voice distribution frame, the copper head end of the number inspector is in stable and tight contact with the positive and negative electrodes of the voice distribution frame, and meanwhile, the problem of slipping can be prevented; and thus, the number checking work efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to voice distribution frame technical field especially, it relates to a kind of number-finding tool based on VDF voice distribution frame. BACKGROUND

[0002] VDF voice distribution frame, also known as audio distribution unit, is a key equipment in communication transmission, mainly provides audio transmission function, and the number-finding tool based on VDF voice distribution frame (also known as audio distribution unit) plays an important role in communication system, which can help technicians quickly and accurately find and locate the line information on distribution frame, when the positive and negative poles of the number-finding tool contact with VDF voice distribution frame, the number can be queried.

[0003] Part of existing VDF voice distribution frame adds bridge rectifier in circuit board, user uses the number-finding tool to contact with VDF voice distribution frame, even if positive and negative poles are reversed, it can also be used, when light-emitting diode shows light, it indicates that the line has no problem, and the number can be queried, user contacts the two copper heads of number-finder with the positive and negative poles of voice distribution frame, the electric signal sent by voice distribution frame is transmitted to telephone line, and then the electric signal (digital signal) is transmitted to number-finder telephone through the crystal head of telephone line, so as to realize communication, and the back of number-finder has a diode, which will automatically light up if receiving electric signal, but when number-finding, user is not easy to maintain the stability of the two copper heads of number-finder contacting with the positive and negative poles of voice distribution frame, which will affect the reception of signal, and at the same time, it is easy to cause the copper head to slip off the positive and negative poles, which will affect the number-finding work. UTILITY MODEL CONTENTS

[0004] The utility model discloses in view of the deficiency of prior art provides the following technical scheme: a kind of number-finding tool based on VDF voice distribution frame, including the number-finder being contacted with voice distribution frame, the number-finder is inserted with number-finder telephone by telephone line in one end, the surface of the number-finder is fixedly connected with two edge blocks, two The edge block is fixedly connected with guide rod between, the surface of the number-finder is fixedly connected with center block, the guide rod passes through center block and is fixedly connected with center block, the surface of the guide rod is slidably connected with two L-shaped plates, one end of the L-shaped plate is fixedly connected with clamping plate, the other end of the L-shaped plate is fixedly connected with triangular block, the surface of the number-finder is fixedly connected with pressing mechanism, two drive ends of the pressing mechanism are respectively contacted with two triangular blocks, the surface of the guide rod is around and is connected with two springs, one end of two The spring is respectively fixedly connected with two L-shaped plates, the other end of two The spring is respectively fixedly connected with center block, edge block.

[0005] As the improvement of the above technical scheme, the pressing mechanism comprises a telescopic rod, the surface of the number finder is fixedly connected with the telescopic rod, the upper end of the telescopic rod is fixedly connected with a pressing block, the lower end of the pressing block is fixedly connected with a driving piece, and the two driving ends of the driving piece are respectively in contact with two triangular blocks.

[0006] As the improvement of the above technical scheme, the driving piece comprises a T-shaped plate, the lower end of the pressing block is fixedly connected with the T-shaped plate, both ends of the T-shaped plate are rotatably connected with rollers through rolling shafts, and the rollers are in rolling connection with the triangular blocks.

[0007] As the improvement of the above technical scheme, the surface of the clamping plate is fixedly connected with an antiskid rubber pad.

[0008] As the improvement of the above technical scheme, the surface of the number finder is sleeved with a rubber sleeve.

[0009] The number finder has the advantages that:

[0010] Under the action of the spring return force, the two L-shaped plates are in return movement on the surface of the guide rod, so that the two clamping plates are driven to be close to the copper head end of the corresponding number finder, the copper head end of the number finder and the clamping plate can elastically clamp the convex part of the voice distribution frame, the number finder is firmly fixed on the surface of the voice distribution frame, so that the copper head end of the number finder has stable and close contact with the positive and negative poles of the voice distribution frame, the problem of slipping can be prevented, and the working efficiency of number finding can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a whole structural drawing of the utility model;

[0012] Figure 2 It is a number finder structure drawing of the utility model;

[0013] Figure 3 It is a number finder structure drawing of the utility model; Figure 2

[0014] Figure 4 It is a pressing mechanism structure drawing of the utility model.

[0015] The number finder has the advantages that: 1, voice distribution frame; 2, number finder; 3, number finding telephone; 4, side block; 5, guide rod; 6, center block; 7, L-shaped plate; 8, clamping plate; 9, triangular block; 10, pressing mechanism; 101, telescopic rod; 102, pressing block; 103, driving piece; 1031, T-shaped plate; 1032, roller; 11, spring; 12, antiskid rubber pad; 13, rubber sleeve. DETAILED DESCRIPTION

[0016] ​In order to make the utility model's purpose, technical scheme and advantage more clearly, the following will be further detailed. It should be understood that the specific embodiments described herein are merely intended to explain the utility model and not to limit the utility model.

[0017] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a number-finding tool based on VDF voice distribution frame, including the contact of number-finder 2 with voice distribution frame 1, the telephone line plug-in has number-finder telephone 3 in one end of number-finder 2, two edge blocks 4 are fixedly connected on the surface of number-finder 2, fixedly connected with guide rod 5 between two edge blocks 4, the surface of number-finder 2 is fixedly connected with center block 6, guide rod 5 passes through center block 6 and is fixedly connected with center block 6, the surface of guide rod 5 is slidably connected with two L-shaped plates 7, one end of L-shaped plate 7 is fixedly connected with clamping plate 8, the other end of L-shaped plate 7 is fixedly connected with triangular block 9, the surface of number-finder 2 is fixedly connected with pressing mechanism 10, two driving ends of pressing mechanism 10 are respectively in contact with two triangular blocks 9, two springs 11 are wound around the surface of guide rod 5, one end of two springs 11 is respectively fixedly connected with two L-shaped plates 7, the other end of two springs 11 is respectively fixedly connected with center block 6, edge block 4.

[0018] In the embodiment, when number-finding is carried out, the user first presses the moving end of pressing mechanism 10, thereby driving the two driving ends of pressing mechanism 10 to move downward, thereby respectively extruding two triangular blocks 9, so that two triangular blocks 9 drive two L-shaped plates 7 to slide laterally on the surface of guide rod 5, thereby driving two clamping plates 8 to move away from the copper head end of the corresponding number-finder 2, and simultaneously, two springs 11 are compressed, then the user moves number-finder 2 close to voice distribution frame 1, so that the copper head end contacts the positive and negative poles of voice distribution frame 1, and the protruding part of voice distribution frame 1 is located between the copper head and clamping plate 8, then the user releases the pressing on the moving end of pressing mechanism 10, thereby releasing the pressure on two triangular blocks 9, and thereby under the action of the restoring force of spring 11, two L-shaped plates 7 are reset on the surface of guide rod 5, thereby driving two clamping plates 8 to move close to the copper head end of the corresponding number-finder 2, and the copper head end of number-finder 2 and clamping plate 8 can elastically clamp the protruding part of voice distribution frame 1, thereby making the copper head end of number-finder 2 and the positive and negative poles of voice distribution frame 1 have stable and close contact, and simultaneously, the problem of slipping off can be prevented, thereby the working efficiency of number-finding can be improved.

[0019] Specifically, pressing mechanism 10 includes telescopic rod 101, the surface of number-finder 2 is fixedly connected with telescopic rod 101, the upper end of telescopic rod 101 is fixedly connected with pressing block 102, the lower end of pressing block 102 is fixedly connected with driving part 103, and the two driving ends of driving part 103 are respectively in contact with two triangular blocks 9.

[0020] In the embodiment, the user presses the pressing block 102, so that the telescopic rod 101 is retracted, and the driving member 103 is driven to move downward, so that the two driving ends of the driving member 103 extrude the two triangular blocks 9, so that the two triangular blocks 9 are moved laterally, and the necessary conditions for clamping are provided.

[0021] Specifically, the driving member 103 comprises a T-shaped plate 1031, the lower end of the pressing block 102 is fixedly connected with the T-shaped plate 1031, both ends of the T-shaped plate 1031 are rotatably connected with rollers 1032 through rolling shafts, and the rollers 1032 are in rolling connection with the triangular blocks 9.

[0022] In the embodiment, when the pressing block 102 moves downward, the T-shaped plate 1031 is driven to move downward, so that the two rollers 1032 move downward to extrude the two triangular blocks 9, and the rollers 1032 roll on the end faces of the triangular blocks 9. Through rolling extrusion, the friction between the parts when relative motion occurs can be reduced, so that the user is more easily to drive the pressing mechanism 10.

[0023] Specifically, the surface of the clamping plate 8 is fixedly connected with an anti-skid rubber pad 12.

[0024] In the embodiment, the anti-skid rubber pad 12 fixedly connected on the surface of the clamping plate 8 can improve the friction when the clamping plate 8 clamps the protruding part of the voice distribution frame 1, and further improve the clamping effect of the device.

[0025] Specifically, the surface of the number finder 2 is sleeved with a rubber sleeve 13.

[0026] In the embodiment, the rubber sleeve 13 sleeved on the surface of the number finder 2 can improve the friction between the number finder 2 and the user's hand, so that the user is more easily to operate the device, and prevent the problem of slipping off the hand from occurring.

[0027] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them.

Claims

1. A directory number searching tool for a VDF-based voice distribution frame, comprising a directory number searcher (2) in contact with a voice distribution frame (1), one end of the directory number searcher (2) being plugged with a directory number searching telephone (3) through a telephone line, characterized in that: The surface of the number finder (2) is fixedly connected with two edge blocks (4), the two edge blocks (4) are fixedly connected with a guide rod (5), the surface of the number finder (2) is fixedly connected with a center block (6), the guide rod (5) penetrates through the center block (6) and is fixedly connected with the center block (6), the surface of the guide rod (5) is slidably connected with two L-shaped plates (7), one end of the L-shaped plate (7) is fixedly connected with a clamping plate (8), the other end of the L-shaped plate (7) is fixedly connected with a triangular block (9), the surface of the number finder (2) is fixedly connected with a pressing mechanism (10), the two driving ends of the pressing mechanism (10) are respectively in contact with the two triangular blocks (9), the surface of the guide rod (5) is wound with two springs (11), one end of the two springs (11) is respectively fixedly connected with the two L-shaped plates (7), the other end of the two springs (11) is respectively fixedly connected with the center block (6) and the edge block (4). ​ 2. A directory tool for a VDF voice distribution frame according to claim 1, wherein: The pressing mechanism (10) comprises a telescopic rod (101), the surface of the number finder (2) is fixedly connected with the telescopic rod (101), the upper end of the telescopic rod (101) is fixedly connected with a pressing block (102), the lower end of the pressing block (102) is fixedly connected with a driving piece (103), the two driving ends of the driving piece (103) are respectively in contact with the two triangular blocks (9).

3. A directory tool for a VDF voice distribution frame according to claim 2, wherein: The driving piece (103) comprises a T-shaped plate (1031), the lower end of the pressing block (102) is fixedly connected with the T-shaped plate (1031), both ends of the T-shaped plate (1031) are rotatably connected with a roller (1032) through a rolling shaft, and the roller (1032) is in rolling connection with the triangular block (9).

4. A directory tool for a VDF voice distribution frame according to claim 3, wherein: The surface of the clamping plate (8) is fixedly connected with an antiskid rubber pad (12).

5. A directory tool for a VDF voice distribution frame according to claim 1, wherein: The surface of the number finder (2) is sleeved with a rubber sleeve (13).

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