CN212403057U - Movable weight for elevator test - Google Patents
Movable weight for elevator test Download PDFInfo
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- CN212403057U CN212403057U CN202021846750.8U CN202021846750U CN212403057U CN 212403057 U CN212403057 U CN 212403057U CN 202021846750 U CN202021846750 U CN 202021846750U CN 212403057 U CN212403057 U CN 212403057U
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- weight
- adjusting block
- outer box
- elevator
- longitudinal adjusting
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Abstract
The utility model discloses a movable weight for elevator tests, which comprises a weight body, wherein a lifting mechanism capable of adjusting the height of the weight along the vertical direction is arranged at the bottom of the weight body; elevating system is including setting up in the lift outer container of weight body bottom, setting up vertical regulating block, coil spring in the lift outer container and setting up in the universal wheel of vertical regulating block bottom, and this technical scheme's portable weight easy operation need not the professional operation, and intensity of labour is little, and is with low costs, and the benefit is high, has solved the big transport difficulty's of weight self weight problem in the elevator test.
Description
Technical Field
The utility model relates to a special equipment detection area, concretely relates to experimental movable weight of elevator.
Background
Elevators are transportation equipment for transporting passengers or goods up and down in high-rise buildings, and due to the hysteresis of standard regulations and the lack of supervision experience, old elevators all over the country frequently cause direct or indirect accidents due to insufficient braking force and traction force in recent years.
The existing elevator operation needs to do the following steps: 1. traction capacity test: the method comprises a balance coefficient test, an idle load ascending test, a static load test and a forced stopping test under 125% rated load; 2. and (4) safety test: the method comprises a speed limiter-safety gear action test, a buffer load and a reset test; 3. and (3) operation reliability test: running speed test, running test, overload test and the like; 4. and detecting and confirming the performance of the whole machine.
The tests need to place loads into the elevator, then loads with different weights are added according to the test requirements, for example, when a worker performs a 125% test on the elevator, the worker firstly moves a weight with 40% of the elevator load into the elevator, then operates the elevator to record data, then tests 45%, 50% and 60% of the elevator load and records the data to obtain a balance coefficient result of the elevator, and finally performs 100% and 125% load emergency braking tests to obtain an experiment result. The weight is moved in the test process, which is a complicated process, and the working efficiency is reduced. The existing detection generally realizes the carrying of the load through manpower, so that the efficiency is not high, the cost is very high, and the efficiency of the elevator inspection can be greatly reduced.
Therefore, an elevator test movable weight is needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a portable weight easy operation need not the professional operation, and intensity of labour is little, and is with low costs, and the benefit is high, has solved the big problem of carrying difficulty of weight self weight in the elevator test.
A movable weight for elevator tests comprises a weight body, wherein a lifting mechanism capable of adjusting the height of the weight in the vertical direction is arranged at the bottom of the weight body; the lifting mechanism comprises a lifting outer box arranged at the bottom of the weight body, a longitudinal adjusting block arranged in the lifting outer box, a spiral spring and universal wheels arranged at the bottom of the longitudinal adjusting block.
Further, all be equipped with the installation opening that is used for installing the lift outer container on four corners in weight body bottom, all be provided with the spring locating hole that is used for installing coil spring in the installation opening.
Further, the whole cuboid structure that is of lift outer box, lift outer box top is provided with two and is used for the location journal stirrup with the installation of installation opening cooperation installation.
Furthermore, the same height of two opposite side faces of the outer lifting box body is provided with a plurality of limiting holes, and the limiting holes are uniformly distributed in the vertical direction.
Furthermore, the cross section of the longitudinal adjusting block is of a convex structure, and a positioning through hole is formed in the longitudinal adjusting block.
Further, the side of the lifting outer box is provided with a cylindrical pin for positioning the longitudinal adjusting block, and the cylindrical pin penetrates through the two limiting holes and the positioning through hole of the lifting outer box.
Furthermore, the top of the longitudinal adjusting block of the convex structure is protruded to form an installation boss, one end of the spiral spring is arranged on the installation boss, and the other end of the spiral spring is arranged in the spring positioning hole.
Furthermore, the bottom of the longitudinal adjusting block is provided with a connecting threaded hole for mounting a universal wheel.
The utility model has the advantages that:
the utility model discloses a portable weight simple structure, the operation of being convenient for has reduced the cost of product research and development, possess bigger market. The labor intensity of workers is reduced, and the working efficiency is improved. In the research and development of the movable weight, a plurality of parts adopt ready-made products, which is beneficial to improving the production efficiency.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a bottom view of the weight of the utility model;
FIG. 3 is a schematic view of the installation of the lifting outer box of the present invention;
FIG. 4 is a side view of the lifting outer box of the present invention;
FIG. 5 is a schematic view of the structure of the vertical adjusting block of the present invention;
FIG. 6 is a schematic view of the cylindrical pin structure of the present invention;
fig. 7 is a schematic view of the universal wheel structure of the present invention.
Detailed Description
FIG. 1 is a schematic view of the overall structure of the present invention; fig. 2 is a bottom view of the weight of the utility model; FIG. 3 is a schematic view of the installation of the lifting outer box of the present invention; FIG. 4 is a side view of the lifting outer box of the present invention; FIG. 5 is a schematic view of the structure of the vertical adjusting block of the present invention; FIG. 6 is a schematic view of the cylindrical pin structure of the present invention; fig. 7 is a schematic view of the universal wheel structure of the utility model, as shown in the figure, a movable weight for elevator test comprises a weight body 1, and a lifting mechanism capable of adjusting the height of the weight along the vertical direction is arranged at the bottom of the weight body 1; the lifting mechanism comprises a lifting outer box 2 arranged at the bottom of the weight body, a longitudinal adjusting block 5 arranged in the lifting outer box 2, a spiral spring 7 and a universal wheel 3 arranged at the bottom of the longitudinal adjusting block 5. The movable weight provided by the technical scheme is simple to operate, does not need to be operated by professionals, is low in labor intensity, low in cost and high in benefit, and solves the problem of difficulty in carrying the weight of the weight in an elevator test.
In this embodiment, all be equipped with the installing opening 11 that is used for installing the lift outer container on four corners in weight body 1 bottom, all be provided with the spring locating hole 12 that is used for installing coil spring in installing opening 11. All processing is formed with the installing opening 11 of rectangle structure on four angles in weight body bottom, and four installing openings arrange around it respectively, and weight body bottom forms "ten" style of calligraphy structure, and installing opening 11 is provided with spring locating hole 12 on the surface for installation coil spring 7, threaded hole 13 still processes on the installing opening 11, and overall structure processing is convenient, easily shaping.
In this embodiment, the whole cuboid structure that is of lift outer box 2, lift outer box top is provided with two location hangers 21 that are used for installing with the installation opening cooperation. The outer box that goes up and down is the hollow box of a rectangular structure, and outer box 2 top portion that goes up and down (the top is shown in fig. 1, upward is the top, and the bottom is down) is provided with two and outwards extends along the horizontal direction and forms location journal stirrup 21, is provided with screw thread installation aperture on the location journal stirrup 21, and two location journal stirrup laminating installation openings fix a position the installation through screw hole 13, and the installation is simple swift, convenient assembly.
In this embodiment, all be provided with spacing hole 22 on the same height of two opposite flank of lift outer box 2, spacing hole 22 has evenly arranged a plurality ofly along vertical direction, all is provided with spacing hole 22 on two opposite flank of lift outer box 2, and the spacing hole of same height is a set of on two sides, and even interval is arranged between the spacing hole of every group, and spacing hole 22 can be the multiunit according to actual conditions design, and preferred this technical scheme only need design two sets of can, and spacing hole 22 is the through-hole and sets up in lift outer box side middle part position, is convenient for adjust.
In this embodiment, the cross section of the longitudinal adjusting block 5 is in a "convex" structure, and a positioning through hole 52 is arranged in the longitudinal adjusting block. The vertical regulating block of "protruding" style of calligraphy structure can slide along the outer box vertical direction of going up and down, and vertical regulating block internal processing is provided with a positioning hole 52, and positioning hole 52 is used for using with spacing hole 22 cooperation.
In this embodiment, the side of the outer lifting box 2 is provided with a cylindrical pin 6 for positioning the longitudinal adjusting block 5, and the cylindrical pin 6 penetrates through the two limiting holes 22 and the positioning through hole 52 of the outer lifting box. 6 one end of cylinder pin is screw-thread mechanism, the 6 other end of cylinder pin is provided with turning handle, during the use, adjust same height with positioning hole 52 and the spacing hole 22 of a set of co-altitude, pass spacing hole 22 and positioning hole 52 with cylinder pin 6, realize the location with this, of course, screw-thread mechanism is also processed into to spacing hole 22, stability when promoting the product use can, the locking or the release function of cylinder pin can be realized to rotatory turning handle, through the cooperation of the spacing hole 22 of vertical direction co-altitude and positioning hole 52, realize elevating system's altitude mixture control.
In this embodiment, the top of the longitudinal adjusting block with the "convex" structure protrudes to form a mounting boss 51, and one end of the coil spring 7 is disposed on the mounting boss 515, and the other end is disposed in the spring positioning hole 13. The mounting boss 51 and the spring positioning hole 13 are fitted to each other, facilitating the mounting of the coil spring 7.
In this embodiment, the bottom of the longitudinal adjusting block 5 is provided with a connecting threaded hole 53 for mounting a universal wheel. The universal wheel 3 is fixedly connected and installed through the connecting threaded hole 53 at the bottom of the longitudinal adjusting block 5, and the universal wheel is simple in overall structure and convenient to install.
The specific operation mode is as follows:
extract it from spacing hole 22 (spacing downthehole) through 4 rotatory cylinder pins 6, because the gravity of weight self is far greater than the elasticity that the spring produced, so the weight is still in quiescent condition, the staff mentions the weight through portable handle 4, because the elasticity that the spring produced makes vertical regulating block descend, vertical regulating block is connected with the universal wheel again, make the universal wheel descend 10mm, insert 4 cylindric locks of its extraction in spacing hole 22 (spacing downthehole of lower extreme), then rotatory cylindric lock dies it, the staff adopts the pull thing of rigidity to stimulate through portable handle, remove the weight to the appointed place. The operation that needs to be carried by hand is avoided, and the labor intensity of workers is reduced.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. The utility model provides an experimental movable weight of elevator which characterized in that: the weight comprises a weight body, wherein the bottom of the weight body is provided with a lifting mechanism capable of adjusting the height of the weight along the vertical direction; the lifting mechanism comprises a lifting outer box arranged at the bottom of the weight body, a longitudinal adjusting block arranged in the lifting outer box, a spiral spring and universal wheels arranged at the bottom of the longitudinal adjusting block.
2. The elevator test movable weight of claim 1, wherein: all be equipped with the installation opening that is used for installing the lift outer container on four corners in weight body bottom, all be provided with the spring locating hole that is used for installing coil spring in the installation opening.
3. The elevator test movable weight of claim 2, wherein: the whole cuboid structure that is of lift outer container, lift outer container top is provided with two and is used for the location journal stirrup with the installation opening cooperation installation.
4. An elevator test movable weight according to claim 3, wherein: the lifting outer box is characterized in that limiting holes are formed in the two opposite side faces of the lifting outer box at the same height, and a plurality of limiting holes are uniformly arranged in the vertical direction.
5. An elevator test movable weight according to claim 4, wherein: the cross section of the longitudinal adjusting block is in a convex structure, and a positioning through hole is formed in the longitudinal adjusting block.
6. The elevator test movable weight of claim 5, wherein: the side of the lifting outer box is provided with a cylindrical pin used for positioning the longitudinal adjusting block, and the cylindrical pin penetrates through two limiting holes and a positioning through hole of the lifting outer box.
7. The elevator test movable weight of claim 6, wherein: the top of the longitudinal adjusting block of the convex structure is protruded to form an installation boss, one end of the spiral spring is arranged on the installation boss, and the other end of the spiral spring is arranged in the spring positioning hole.
8. The elevator test movable weight of claim 7, wherein: and a connecting threaded hole for mounting the universal wheel is formed in the bottom of the longitudinal adjusting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846750.8U CN212403057U (en) | 2020-08-29 | 2020-08-29 | Movable weight for elevator test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846750.8U CN212403057U (en) | 2020-08-29 | 2020-08-29 | Movable weight for elevator test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212403057U true CN212403057U (en) | 2021-01-26 |
Family
ID=74371241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021846750.8U Active CN212403057U (en) | 2020-08-29 | 2020-08-29 | Movable weight for elevator test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212403057U (en) |
-
2020
- 2020-08-29 CN CN202021846750.8U patent/CN212403057U/en active Active
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