CN216818793U

CN216818793U - Plug structure for elevator balance coefficient testing device

Info

Publication number: CN216818793U
Application number: CN202122663104.9U
Authority: CN
Inventors: 冯双昌; 陈杰; 王晨; 梁艳春; 沈文浩
Original assignee: Shanghai Special Equipment Supervision and Inspection Technology Institute
Current assignee: Shanghai Special Equipment Supervision and Inspection Technology Institute
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-06-24
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a plug structure for an elevator balance coefficient testing device, which comprises a detector body and a plug, wherein the plug is inserted into a jack of the detector body, a limiting piece is fixed on the plug, a bolt is fixed on the limiting piece at a position close to the detector body, a slot corresponding to the bolt is arranged on the detector body, a rotating piece which can freely rotate and tightly press the plug on the detector body is arranged on the limiting piece, a plurality of rotating blocks which are fixedly connected with the detector body through the rotating piece are arranged on the rotating piece, and a plurality of positioning blocks which are correspondingly matched with the rotating blocks are arranged on the detector body. According to the elevator balance coefficient measuring device, the plug is inserted into the jack of the detector body, the plug pin is inserted into the slot of the circular ring, the plug is prevented from rotating, the rotating sleeve is rotated to drive the rotating block to rotate into the positioning block, the positioning block clamps the rotating block, the plug can be clamped, the plug is prevented from rotating and being separated from the jack, and therefore the accuracy of the detector body in measuring the elevator balance coefficient is improved.

Description

Plug structure for elevator balance coefficient testing device

Technical Field

The utility model relates to a plug structure for an elevator balance coefficient testing device, and belongs to the technical field of elevator testing equipment.

Background

The elevator driving mode includes several modes, including dragging driving mode, forced driving mode, hydraulic driving mode, etc. the dragging driving mode is the most common driving mode for modern elevator, and the elevator car and the counterweight are suspended separately on two sides of the dragging wheel via steel cable. Because the load in the lift car is changed frequently, and the counterweight is fixed after the installation and debugging of the elevator are finished and can not be changed at any time, in order to ensure that the running of the elevator is basically close to the ideal balance state, a proper balance coefficient is selected, the detection of the balance coefficient of the elevator is made based on the important function of the balance coefficient on the elevator, has important significance for improving the running stability and the safety of the elevator, when detecting the balance coefficient of the elevator, an elevator balance coefficient detector is often used for detection, the detection can be carried out when the elevator is in no-load and load, the test wire of the detector is connected with the control cabinet of the elevator, the plug of the test wire is inserted into the jack of the detector, and then the speed sensor and the support are arranged at the position of a steel wire rope of the elevator, and the detector is connected with the display screen, so that the balance coefficient of the elevator can be detected by using the detector.

Among the prior art, common elevator balanced load tester is when using, is connected test wire and elevator switch board back and is inserted the jack of detector with the plug of test wire again, realizes being connected of switch board and detector, but the plug of test wire only passes through frictional force and detector jack connection, and the plug rotates easily on the jack, and is not hard up easily between long-time back use plug and the jack, causes plug and jack contact failure easily after not hard up, influences the detection of elevator balance coefficient.

Disclosure of Invention

The technical problem to be solved by the utility model is as follows: how to avoid the plug of test wire and detector jack between rotate, not hard up, contact failure.

In order to solve the technical problem, the technical scheme of the utility model is to provide a plug structure for an elevator balance coefficient testing device, which comprises a detector body and a plug, wherein the plug is inserted into a jack of the detector body.

Preferably, the limiting part comprises a round sleeve, the round sleeve is fixedly sleeved on the surface of the plug, and an annular groove which is limited by the rotating part and is rotationally connected with the rotating part is formed in the surface of the round sleeve.

Preferably, the outer side of the round sleeve is fixedly provided with a pressing sheet, and the bolt is fixed on the pressing sheet.

Preferably, the rotating part comprises a rotating sleeve, the rotating sleeve is arranged at the outer side of the limiting part, and the inner wall of the rotating sleeve is fixedly connected with a positioning ring which is limited and rotationally connected with the limiting part; the turning block is fixed on the outer surface of the turning sleeve.

Preferably, a shifting ring for rotating the rotating sleeve is fixedly sleeved on the outer side of the rotating sleeve.

Preferably, the positioning block is of a bending structure, one end of the positioning block is fixed on the detector body, a clamping groove is formed between the other end of the positioning block and the detector body, and the height of the rotating block is matched with the height of the clamping groove.

Preferably, a circular groove is formed in the surface, close to the rotating block, of the positioning block, an elastic column is fixed in the circular groove, and a groove is formed in the surface, close to the positioning block, of the rotating block; when the rotating block rotates to the positioning block, the end part of the elastic column is arranged in the groove and is connected with the groove in a matching mode.

Preferably, the surface of the detector body close to the plug is fixed with a ring, and the slot is arranged on the ring.

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

1. insert the jack of detector body with the plug, during the slot of bolt insertion ring, fix a position the plug, prevent that the plug from rotating, then rotate and change the cover, make to change the cover and drive the turning block and rotate to the locating piece in, the locating piece blocks the turning block and can block the plug, prevents plug and jack separation when preventing plug pivoted, makes the plug more stable with being connected of jack to improve the accuracy that the detector body measured the elevator balance coefficient.

2. After the rotating block rotates into the positioning block, the end part of the elastic column is attached to the inner wall of the groove in the rotating block under the action of the elastic force of the elastic column, the rotating block is clamped, the rotating sleeve is prevented from rotating randomly, and therefore the plug is clamped more stably.

Drawings

FIG. 1 is a general schematic view of a plug structure for an elevator balance coefficient testing apparatus;

fig. 2 is a side perspective view of a plug structure for an elevator balance coefficient testing device;

FIG. 3 is an enlarged schematic view of FIG. 2 at position A;

fig. 4 is a partial schematic view of a plug structure for an elevator balance coefficient testing apparatus;

FIG. 5 is a perspective view of the top view of FIG. 4;

fig. 6 is a partially enlarged schematic view of fig. 5.

Detailed Description

In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.

The utility model provides a plug structure for an elevator balance coefficient testing device, as shown in figures 1-6, which comprises a detector body 1 and a plug 2, wherein the plug 2 is inserted into a jack of the detector body 1, a round sleeve 3 is fixedly sleeved on the surface of the plug 2, an annular groove 4 is formed in the surface of the round sleeve 3, a rotating sleeve 5 is arranged on the surface of the round sleeve 3, the surface of a positioning ring 6 fixedly connected with the inner wall of the rotating sleeve 5 is rotatably connected with the inner wall of the annular groove 4, a dial ring 7 is fixedly sleeved on the surface of the rotating sleeve 5, a pressing sheet 8 is fixed on the surface of the round sleeve 3, a plug pin 9 is fixed on the surface of the pressing sheet 8, a round ring 10 is fixed on the surface of the detector body 1, a slot 11 is formed in the surface of the round ring 10, the plug pin 9 is inserted into the slot 11 to position the pressing sheet 8, so as to position the plug 2 and prevent the plug 2 from rotating, a positioning block 12 is also fixed on the surface of the detector body 1, the positioning block 12 is of a bending structure, one end of the positioning block 12 is fixed on the detector body 1, a clamping groove is formed between the other end of the positioning block 12 and the detector body 1, a rotating block 13 is fixed on the surface of the rotating sleeve 5, and the height of the rotating block 13 is matched with the height of the clamping groove. The surface of the rotating block 13 is attached to the inner wall of the positioning block 12, so that the plug 2 is prevented from being separated from the slot 11.

The inner wall of the positioning block 12 close to the rotating block 13 is provided with a circular groove 14, the inner wall of the circular groove 14 is fixed with an elastic column 15, the surface of the rotating block 13 close to the positioning block 12 is provided with a groove 16, when the rotating block 13 rotates to the positioning block 12, the end part of the elastic column 15 is arranged in the groove 16 and is matched and attached with the inner wall of the groove 16, the rotating block 13 is positioned, and the rotating sleeve 5 is prevented from rotating randomly.

The specific working process of the utility model is as follows:

adjust the slot 11 of ring 10 well with bolt 9 on the 3 surperficial preforming 8 of circle cover, insert plug 2 in the jack of detector body 1, bolt 9 inserts in slot 11 simultaneously, fix a position plug 2, prevent that plug 2 from rotating, it makes to change cover 5 to drive turning block 13 and rotate to locating piece 12 to rotate again, locating piece 12 blocks turning block 13, it blocks circle cover 5 through holding ring 6 to change cover 5, thereby block plug 2, prevent plug 2 and jack separation when preventing plug 2 pivoted, make the connection of plug 2 and jack more stable, thereby improve the accuracy that detector body 1 measured the elevator balance coefficient.

When turning block 13 rotates to locating piece 12 in, the curved surface of 15 tip of surperficial extrusion elastic column of turning block 13 makes elastic column 15 deformation, elastic column 15 is the plastics material, flexible deformation has elasticity, elastic column 15 makes the tip of elastic column 15 and the laminating of 16 inner walls of recess on the turning block 13 under self elasticity effect after turning block 13 and the laminating of locating piece 12 inner wall laminating, block turning block 13, thereby will change cover 5 and block, prevent to change cover 5 and rotate at will, thereby more stable with 2 calories of plugs.

Claims

1. The utility model provides a plug structure for elevator balance coefficient testing arrangement, includes detector body (1) and plug (2), plug (2) insert in the jack of detector body (1), a serial communication port, plug (2) on be fixed with the spacing piece, the position that is close to detector body (1) on the spacing piece is fixed with bolt (9), be equipped with slot (11) corresponding with bolt (9) on detector body (1), be equipped with on the spacing piece can free rotation and compress tightly the rotation piece on detector body (1) with plug (2), be equipped with a plurality of turning blocks (13) on the rotation piece, turning block (13) rotate piece and detector body (1) fastening connection through rotating, be equipped with a plurality of locating pieces (12) that correspond the matching with turning block (13) on detector body (1).

2. The plug structure for the elevator balance coefficient testing device according to claim 1, wherein the limiting member comprises a round sleeve (3), the round sleeve (3) is fixedly sleeved on the surface of the plug (2), and an annular groove (4) which is limited and rotationally connected with the rotating member is formed in the surface of the round sleeve (3).

3. The plug structure for the elevator balance coefficient testing device according to claim 2, wherein a pressing piece (8) is fixed on the outer side of the round sleeve (3), and the plug pin (9) is fixed on the pressing piece (8).

4. The plug structure for the elevator balance coefficient testing device according to claim 1, wherein the rotating member comprises a rotating sleeve (5), the rotating sleeve (5) is arranged outside the limiting member, and a positioning ring (6) which is limited and rotationally connected with the limiting member is fixedly connected to the inner wall of the rotating sleeve (5); the rotating block (13) is fixed on the outer surface of the rotating sleeve (5).

5. The plug structure for the elevator balance coefficient testing device according to claim 4, wherein a dial ring (7) for rotating the rotating sleeve (5) is fixedly sleeved outside the rotating sleeve (5).

6. The plug structure for the elevator balance coefficient testing device according to claim 1, wherein the positioning block (12) is a bent structure, one end of the positioning block (12) is fixed on the tester body (1), a clamping groove is formed between the other end of the positioning block (12) and the tester body (1), and the height of the rotating block (13) is matched with the height of the clamping groove.

7. The plug structure for the elevator balance coefficient testing device according to claim 1 or 6, wherein a circular groove (14) is formed in the surface, close to the rotating block (13), of the positioning block (12), an elastic column (15) is fixed in the circular groove (14), and a groove (16) is formed in the surface, close to the positioning block (12), of the rotating block (13); when the rotating block (13) rotates to the positioning block (12), the end part of the elastic column (15) is arranged in the groove (16) and is in matched connection with the groove (16).

8. The plug structure for the elevator balance coefficient testing device according to claim 1, wherein a ring (10) is fixed on the surface of the tester body (1) close to the plug (2), and the slot (11) is arranged on the ring (10).