CN214560411U

CN214560411U - Multifunctional special wrench for elevator inspection

Info

Publication number: CN214560411U
Application number: CN202023270190.9U
Authority: CN
Inventors: 高明; 石勇; 韩刚; 刘超; 张淳; 孙利剑
Original assignee: Hebei special equipment supervision and inspection institute
Current assignee: Hebei special equipment supervision and inspection institute
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-02
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a multi-functional elevator inspection special spanner. The device comprises a front section and a rear section which are separated, wherein the front section is a front working end, the rear section is a handle end, and a linear real-time torque sensor is connected between the front working end and the rear handle end; around the linear real-time torque sensor, a battery, an A/D converter, an integrated digital display screen, a central control panel and a shell are reasonably arranged and configured; the end part of the rear section handle end is provided with a wedge clearance gauge which meets the national standard, a hexagonal power-assisted lever is horizontally and vertically fixed with the handle end after the wedge clearance gauge is positioned on the rear section handle end, and a measuring tool with a ruler measuring function is arranged at the proper position of the front section working end or the rear section handle end. The utility model integrates a plurality of measuring functions into a whole, and has light weight, convenient carrying and simple and convenient operation; the problem of need carry a plurality of inspection tools heavy and tedious when elevator inspection at present is solved to can guarantee when inspector is manual operation, more scientific, safety.

Description

Multifunctional special wrench for elevator inspection

Technical Field

The utility model relates to a measure in the middle of several inspection projects and the instrument of operation in the mainly used inspection work of elevator to inspection regulation TSG T7001-2009, specifically be a multi-functional elevator inspection special spanner.

Background

Through years of struggle of specially-inspected persons, a relatively perfect checking system consisting of supervision and inspection and regular inspection is established in the field of elevator inspection in China.

The inspection work of each elevator is carried out by an elevator inspector on the site of equipment according to the project content requirements in TSG T7001-2009 elevator supervision inspection and periodic inspection rules-traction and forced drive elevators according to the operation program in the operation instruction book of the unit. The multiple items of inspection in the inspection rule need to use inspection instruments to measure relevant parameters to judge whether the requirements of the field devices are qualified. Such as 6.3, 6.9, 6.12, etc. Multiple test projects require the inspector to manually operate the elevator components to determine if the requirements of the field device are acceptable. E.g., 6.3; 8.4.

Because there are length, force, time, current, voltage, resistance, etc. in the data that needs to be measured, the devices that need to be carried include, but are not limited to: steel tape, steel ruler, wedge feeler gauge, digital hygrothermograph, stopwatch, vernier caliper, digital multimeter, digital clamp meter, insulation resistance tester, tension meter, tension tester, etc. The equipment that needs to carry is total, and the quality is big, carries inconveniently. Some devices are cumbersome to operate, causing great inconvenience to the control of inspection time and the safety of inspection work.

SUMMERY OF THE UTILITY MODEL

The invention aims at providing a multifunctional wrench special for elevator inspection, which integrates multiple measurement functions into a whole, and has light weight, convenient carrying and simple and convenient operation; the elevator inspection device solves the problem that a plurality of inspection tools need to be carried when an elevator is inspected at present, and can ensure more scientific and safer operation of inspectors.

The technical scheme of the utility model is that:

the utility model relates to a multifunctional wrench special for elevator inspection, which comprises a front section and a rear section which are separated, wherein the front section and the rear section are respectively a front section working end and a rear section handle end, and a linear real-time torque sensor is connected between the front section working end and the rear section handle end; the system comprises a linear real-time torque sensor, an integrated digital display screen, a central control board and a shell, wherein a battery, an A/D converter, the integrated digital display screen, the central control board and the shell are reasonably arranged and configured around the linear real-time torque sensor; the end part of the rear section handle end is provided with a wedge clearance gauge which meets the national standard, a hexagonal power-assisted lever is horizontally and vertically fixed with the handle end after the wedge clearance gauge is positioned on the rear section handle end, the handle is prevented from falling off and multiple items of inspection work are assisted, and a measuring tool with a ruler measuring function is arranged at the proper position of the front section working end or the rear section handle end.

Further, anterior segment work end sets up to L shape, and the detection face of instrument like this is the smooth surface with elevator layer door contact surface promptly, can guarantee that staff application of force direction and elevator layer door open the direction unanimously, and security, reliability and operability all are the reinforcing greatly.

Further, the wedge clearance gauge is assembled at the tip of work end with folding form.

Further, measuring tool with ruler measurement function is the steel ruler, perhaps for laser rangefinder instrument, perhaps for other suitable instruments that possess ruler measurement function.

Further, the utility model discloses when above-mentioned measuring tool with ruler measurement function adopts the steel ruler, this steel ruler sets up to fixing on L shape is served for dismantling, the steel ruler passes through metrological verification.

Further, the utility model discloses above-mentioned steel ruler is fixed on L shape is served with the mode of putting with the magnetism with the card.

Further, the utility model discloses the shell that is connected the position from the configuration of linear real-time torque sensor at work end and linear real-time torque sensor has set one section plastic handle that accords with ergonomic on the work end, increases frictional force and conveniently grips.

The utility model has the advantages that:

the utility model relates to a set multiple measurement function's dynamometry spanner, its function collection wedge clearance gauge, the steel ruler, the tensiometer, the helping hand lever. The functions are mainly concentrated but not limited to TSGT7001-2009 (6.3); 6.9; 6.12; 8.4, etc. of the several test items.

The utility model discloses an use L shape part as the stress point, can prevent under the special circumstances, spanner and elevator part take place the hook and can't throw off, lead to the emergence of personal accident. When the L-shaped component is hooked, the structure is right-angled and the surface is smooth, so that the wrist can be released by moving towards any direction under the condition of being held by a human hand.

The utility model discloses an use the digital display screen that has the background light, also can see real-time tension value clearly under the relatively poor condition of elevator well light condition.

The utility model discloses an use rechargeable lithium cell as power supply, clean environmental protection reduces environmental pollution, and regular charging can ensure this spanner life, is convenient for maintain the maintenance.

The utility model discloses a set up at plastic handle tail end with direction vertically helping hand lever hard, can prevent that the inspection personnel from taking off the hand with the instrument because of plastic handle bottom does not block when applying the effort, has ensured the safe handling of instrument, prevents the high altitude weight thing.

The utility model discloses an use rotatory mode fixed wedge clearance gauge to realize its wedge clearance gauge function, clearance gauge screw in straight handle at ordinary times, screw out during the use. The rotation function can prevent the feeler from being polluted and damaged in daily work or pricking inspectors.

The utility model has light weight, convenient carrying and simple operation; the elevator inspection device solves the problem that a plurality of inspection tools need to be carried when an elevator is inspected at present, and can ensure more scientific and safer operation of inspectors.

Drawings

Fig. 1 is the structural schematic diagram of the utility model relates to a multi-functional elevator inspection special spanner embodiment.

In the figure: 1. a front section L-shaped end; 2. a steel ruler; 3. a housing shell; 4. integrating a digital display screen; 5. an ergonomic plastic handle; 6. the rear section is a long straight handle end; 7. a wedge clearance gauge; 8. a boost lever; 9. a linear real-time torque sensor and a central control board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.

As shown in the attached drawing 1 the utility model relates to an embodiment of multi-functional elevator inspection special spanner, it includes two sections around separately, is anterior segment working end 1 and back end handle end 6 respectively, is connected with linear real-time torque sensor between anterior segment working end 1 and back end handle end 6. As shown in the figure, the embodiment of the utility model provides an its anterior segment working end 1 sets up to L shape, can adopt one during actual manufacturing to accord with the rule L shape allen hexagon socket head extension spanner that stipulates in GB/T5356 and 1988 as the main part, cuts it into two sections around, and anterior segment L shape end is the working end, and L shape end sets up to the working end advantage: the detection surface of the tool is a flat surface with the contact surface of the elevator landing door, the force application direction of a hand can be ensured to be consistent with the opening direction of the elevator landing door, abnormal hook can be prevented, and the safety, the reliability and the operability are greatly enhanced. A linear real-time torque sensor is fixed between the front and the rear sections of wrenches and can be in threaded connection. Around the linear real-time torque sensor, a battery, an A/D converter, an integrated digital display screen 4, a central control board and a shell 3 are reasonably arranged, and the linear real-time torque sensor and the central control board are marked as 9 as shown in the figure. When the front section and the rear section of the wrench are stressed to move relatively in the axial direction, the torque sensor is pressed to generate induction current, analog signals of the torque sensor are converted into digital signals through high-precision A/D conversion, a current stress value is displayed on the digital display screen 4 through a central control board which takes a single chip microcomputer as a principle, and an STC89C52 chip can be adopted as a core component of the central control board. The utility model discloses end at the L shape of spanner and fix a steel ruler 2 through metrological verification, this steel ruler 2 is put through the card and is added the fixed mode of magnetic adsorption and set on L shape is held 1, can take off at any time to realize ruler measurement function. The long straight handle end 6 of the wrench is processed, a wedge clearance gauge 7 which meets the national standard is fixed in a rotating mode so as to achieve the function of the wedge clearance gauge, and the clearance gauge is screwed into the inner side of the straight handle at ordinary times and is screwed out when in use; the rotation function can also prevent the feeler from being dirty and damaged in daily work or from pricking inspectors. The utility model discloses can be served at straight handle and the shell that linear real-time torque sensor disposed is followed to linear real-time torque sensor connection position and has set one section and accord with ergonomic plastic handle 5 in straight handle to increase frictional force and conveniently grip. A hexagonal power-assisted lever 8 is vertically fixed at the tail end of the plastic handle 5 positioned at the end of the straight handle and the straight handle, so that the hand is prevented from being taken off and a plurality of items of work are assisted and checked.

The detection-specific use method comprises the following steps:

when 6.3 (1) projects are inspected on site, inspectors hold the handle part of the equipment by hands to measure the corresponding inspected projects, and the design accords with the principle of human engineering and ensures that the inspection work is safer and more scientific.

When the on-site inspection 6.3 (2) project, the inspector holds the handle part of the equipment, takes the ruler down, clamps the L-shaped end at the inner edge of the most unfavorable point of the landing door, applies force to the door opening direction, and uses the ruler to measure the gap between the doors when the force measurement indication value reaches 150N.

When 6.9 (2) items are inspected on site, the inspector takes off the ruler from the corresponding inspected items to measure.

When 8.4 projects of field inspection, to this equipment handle position of ordinary type pawl fixture block formula overspeed governor inspection personnel handheld, utilize the L shape outside to act on the overspeed governor and trigger, can prevent that the elevator from moving by mistake and harm to personnel, to the fixture block formula overspeed governor of Hitachi elevator, this equipment handle position is handheld to the inspection personnel, utilizes the helping hand lever at handle position to act on the overspeed governor and triggers can prevent that the elevator from moving by mistake and harm to personnel. The tool can be used for both roller type speed limiters and disc type speed limiters to replace manual operation to trigger the limiters so as to prevent people from being damaged by misoperation of the elevator.

The utility model discloses the product is the dynamometry spanner of a collection multiple measurement function, and wedge filler rod, steel ruler, tensiometer, helping hand lever are closed to its function collection. The functions are mainly concentrated but not limited to TSGT7001-2009 (6.3); 6.9; 6.12; 8.4, among the several test items; for example: the door clearance measurement when 150N manpower is applied to the most unfavorable point of the landing door, the door lock meshing element meshing length measurement and the clearance measurement of the landing door lock roller and the car ground survey replace the manual operation to trigger the speed limiter. Light weight, convenient carrying and simple operation; the elevator inspection device solves the problem that a plurality of inspection tools need to be carried when an elevator is inspected at present, and can ensure more scientific and safer operation of inspectors.

Claims

1. The utility model provides a multi-functional elevator inspection special spanner which characterized in that: the special spanner comprises a front section and a rear section which are separated, wherein the front section is a front working end, the rear section is a handle end, and a linear real-time torque sensor is connected between the working end and the handle end; the system comprises a linear real-time torque sensor, an integrated digital display screen, a central control board and a shell, wherein a battery, an A/D converter, the integrated digital display screen, the central control board and the shell are reasonably arranged and configured around the linear real-time torque sensor; the end part of the front section working end is provided with a wedge feeler which accords with the national standard, a hexagonal power lever is horizontally and vertically fixed with the working end after the front section working end is positioned behind the wedge feeler, and a measuring tool with a ruler measuring function is arranged at the proper position of the front section working end or the rear section handle end.

2. The multifunctional wrench special for elevator inspection according to claim 1, wherein: the working end of the front section is L-shaped.

3. The multifunctional wrench special for elevator inspection according to claim 1, wherein: the wedge feeler is fitted in a folded form at the end of the working end.

4. The multifunctional wrench special for elevator inspection according to claim 1, wherein: the measuring tool with the ruler measuring function is a steel ruler or a laser ranging tool.

5. The multifunctional wrench special for elevator inspection according to claim 4, wherein: the measuring tool with the ruler measuring function is a straight steel ruler, the straight steel ruler can be detachably fixed on the L-shaped end, and the straight steel ruler is calibrated through metering.

6. The multifunctional wrench special for elevator inspection according to claim 5, wherein: the steel ruler is fixed on the L-shaped end in a clamping and magnetic attracting mode.

7. The multifunctional wrench special for elevator inspection according to claim 1, wherein: a plastic handle conforming to human engineering is arranged on the handle end from the shell of the linear real-time torque sensor at the connecting part of the handle end and the linear real-time torque sensor.