CN208059827U - A kind of packaged type is used for the riser height test desk of ergonomics - Google Patents

Abstract

The utility model discloses a movable step height measuring platform for ergonomics, which comprises a casing, a power supply and a switch are arranged above the left side of the casing, the switch is located above the power supply, and the The upper surface of the inner wall of the housing is provided with a first cavity, the upper surface of the inner wall of the first cavity is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a first gear, and the tooth on the left side of the first gear The tooth meshes with the tooth on the right side of the second gear. The movable step height measuring platform for ergonomics, by setting the motor, the motor rotates forward to drive the first gear, the second gear, the first rotating shaft, and the threaded column to rotate, so that the threaded column rotates to drive the threaded cap and the connecting plate Moving downwards, when the rollers descend and touch the ground, people can directly move the measuring platform body by moving the casing, which saves time and effort when moving the measuring platform body, and brings convenience to people using the measuring platform body.

Description

A movable step height measuring platform for ergonomics

technical field

The utility model relates to the technical field of measurement, in particular to a movable step height measuring platform for ergonomics.

Background technique

Measurement is to use data to describe the observed phenomenon according to a certain law, that is, to make a quantitative description of things. Measurement is the process of quantifying non-quantified objects. In mechanical engineering, measurement refers to the experimental cognition process of comparing the measured value with a standard quantity with a unit of measurement in order to determine the ratio between the two.

Most of the existing ergonomic step height measuring platforms are fixed. When people need to measure the step height, people first lift the measuring platform to a designated place to measure people. After measuring people's step height, people put it The measuring platform is lifted back to the original position, which makes it time-consuming and laborious for people to move the measuring platform, thereby bringing inconvenience to people using the measuring platform.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a movable step height measuring platform for ergonomics, which solves the problems of time-consuming, laborious and inconvenient use when people move the measuring platform.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: a movable step height measuring platform for ergonomics, including a housing, a power supply and a switch are arranged above the left side of the housing, and the The switch is located above the power supply, the upper surface of the inner wall of the housing is provided with a first hollow, the upper surface of the inner wall of the first hollow is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a first gear, so The teeth on the left side of the first gear mesh with the teeth on the right side of the second gear, the upper surface of the second gear is engaged with the surface of the first shaft, and the top end of the first shaft is sleeved Bearing, the upper surface of the first bearing is clamped on the upper surface of the inner wall of the housing, the bottom end of the first rotating shaft is fixedly connected with a threaded post, the surface of the threaded post is threaded with a threaded cap, and the threaded cap The surface of the connecting plate is clamped on the upper surface of the connecting plate.

Preferably, sliding sleeves are fixedly connected to the left and right sides of the connecting plate, and a sliding rod is slidably connected to the sliding sleeve, and the two ends of the sliding rod are respectively fixedly connected to the upper surface and the lower surface of the inner wall of the second cavity. On the surface, the second empty groove is opened on the left side of the inner wall of the housing, and the upper surface of the housing is provided with a measuring platform body.

Preferably, the lower surface of the connecting plate is fixedly connected to the upper surfaces of the four fixed plates through four telescopic devices, and the four telescopic devices are respectively located at the four corners of the lower surface of the connecting plate, and the lower surface of the fixed plate is fixedly connected There is a second bearing, and a second rotating shaft is sleeved in the second bearing, and the bottom end of the second rotating shaft is fixedly connected with a roller.

Preferably, the telescopic device includes a telescopic rod, the surface of the telescopic rod is sleeved with a spring, the top ends of the telescopic rod and the spring are fixedly connected to the lower surface of the connecting plate, and the bottom ends of the telescopic rod and the spring are It is fixedly connected to the upper surface of the fixed plate.

Preferably, a stopper is fixedly connected to the bottom end of the threaded post, and the width of the stopper is larger than the diameter of the bottom end of the threaded post.

Preferably, the output end of the power supply is electrically connected to the input end of the switch, and the output end of the switch is electrically connected to the input end of the motor, and the model of the motor is OB-15.

(3) Beneficial effects

The utility model provides a movable step height measuring platform for ergonomics, which has the following beneficial effects:

(1) The movable step height measuring platform for ergonomics, by setting the motor, the motor rotates forward to drive the first gear, the second gear, the first shaft, and the threaded column to rotate, so that the threaded column rotates to drive the thread The cap and the connecting plate move downward, so that the downward movement of the connecting plate drives the telescopic device, the fixed plate, the second bearing, the second rotating shaft and the roller to move downward. When the roller descends and contacts the ground, people can directly The mobile measuring platform body saves time and effort when people move the measuring platform body, and brings convenience to people when using the measuring platform body.

(2) The movable step height measuring platform for ergonomics can effectively reduce the damage to the measuring platform body caused by the vibration generated by the rollers during the movement by setting the telescopic device, and by setting the second The bearing and the second rotating shaft enable people to adjust the direction of movement of the roller at any time during the process of moving the casing, which facilitates people to change the direction of movement of the measuring table body.

(3) The movable ergonomic step height measuring platform can prevent the threaded cap from detaching from the threaded column during the downward movement by setting a stopper. The board can move more stably, and the utility model has compact structure, reasonable design and strong practicability.

Description of drawings

Fig. 1 is the sectional structure schematic diagram of the utility model front view;

Fig. 2 is the structure schematic diagram of the utility model top view;

Fig. 3 is an enlarged structural schematic diagram of part A of the utility model.

In the figure: 1 shell, 2 power supply, 3 switch, 4 first empty slot, 5 motor, 6 first gear, 7 second gear, 8 first rotating shaft, 9 first bearing, 10 threaded column, 11 block, 12 threaded cap, 13 connecting plate, 14 sliding sleeve, 15 sliding rod, 16 second empty slot, 17 telescopic device, 171 telescopic rod, 172 spring, 18 fixed plate, 19 second bearing, 20 second rotating shaft, 21 roller, 22 Measuring table body.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1-3, the utility model provides a technical solution: a movable step height measuring platform for ergonomics, including a housing 1, and a power supply 2 is arranged above the left side of the housing 1 And the switch 3, the switch 3 is located at the top of the power supply 2, by setting the power supply 2, thereby ensuring the normal operation of the motor 5, the output end of the power supply 2 is electrically connected with the input end of the switch 3, the output end of the switch 3 is connected with the motor 5 The input terminal is electrically connected, and by setting the switch 3, the worker can control the normal operation of the motor 5 more conveniently through the switch 3. The model of the switch 3 is lw5d-16 universal changeover switch, and the model of the motor 5 is OB-15. 1 The upper surface of the inner wall is provided with a first empty slot 4, and the upper surface of the inner wall of the first empty slot 4 is fixedly connected with a motor 5. By setting the motor 5, the output shaft of the motor 5 rotates forward to drive the first gear 6 to rotate, so that the first The rotation of the gear 6 drives the second gear 7 to rotate, so that the rotation of the second gear 7 drives the rotation of the second shaft 20, so that the rotation of the second shaft 20 drives the rotation of the threaded column 10, and the output shaft of the motor 5 is fixedly connected with the first gear 6, the first The teeth on the left side of the gear 6 mesh with the teeth on the right side of the second gear 7, the upper surface of the second gear 7 is engaged with the surface of the first rotating shaft 8, and the top end of the first rotating shaft 8 is sleeved with a first bearing 9 , by setting the first bearing 9, the first rotating shaft 8 can rotate more smoothly, the upper surface of the first bearing 9 is clamped on the upper surface of the inner wall of the housing 1, and the bottom end of the first rotating shaft 8 is fixedly connected with a threaded column 10 , the bottom end of the threaded post 10 is fixedly connected with a stopper 11, the width of the stopper 11 is greater than the diameter of the bottom end of the threaded post 10, by setting the stopper 11, the threaded cap 12 will not break away from the threaded post 10 during the downward movement , the surface of the threaded column 10 is threadedly connected with a threaded cap 12, by setting the threaded column 10 and the threaded cap 12, the rotation of the threaded column 10 drives the threaded cap 12 and the connecting plate 13 to move downward, so that the downward movement of the connecting plate 13 drives the telescopic device 17. The fixed plate 18, the second bearing 19, the second rotating shaft 20 and the roller 21 move downward. When the roller 21 descends and touches the ground, people can directly move the measuring table body 22 by moving the housing 1, so that people are moving The measuring platform body 22 saves time and labor, and brings convenience to people using the measuring platform body 22. The surface of the threaded cap 12 is clamped on the upper surface of the connecting plate 13, and the left and right sides of the connecting plate 13 are fixedly connected with sliding sleeves 14. The sliding sleeve 14 is slidingly connected with a sliding rod 15. By setting the sliding rod 15 and the sliding sleeve 14, the connecting plate 13 can move more stably. The two ends of the sliding rod 15 are respectively fixedly connected on the inner wall of the second cavity 16 The surface and the lower surface, the second empty groove 16 is opened on the left side of the inner wall of the housing 1, the upper surface of the housing 1 is provided with a measuring platform body 22, and the lower surface of the connecting plate 13 is fixed with four telescopic devices 17. The upper surface of the plate 18 is fixedly connected, and the four telescopic devices 17 are respectively located at the four corners of the lower surface of the connecting plate 13. The telescopic device 17 includes a telescopic rod 171, and the surface of the telescopic rod 171 is sleeved with a spring 172. The top ends of the telescopic rod 171 and the spring 172 are all fixedly connected to the lower surface of the connecting plate 13, and the bottom ends of the telescopic rod 171 and the spring 172 are all fixedly connected to the upper surface of the fixed plate 18. 21 The damage caused by the vibration generated during the movement to the measuring platform body 22, the lower surface of the fixed plate 18 is fixedly connected with the second bearing 19, and the second rotating shaft 20 is sleeved in the second bearing 19, by setting the second The bearing 19 and the second rotating shaft 20 enable people to adjust the direction of movement of the roller 21 at any time during the process of moving the housing 1, which facilitates people to change the direction of movement of the measuring table body 22. The bottom end of the second rotating shaft 20 is fixedly connected with Roller 21.

When in use, the motor 5 is controlled by the switch 3 to start, so that the output shaft of the motor 5 rotates forward to drive the first gear 6 to rotate, so that the rotation of the first gear 6 drives the rotation of the second gear 7, so that the rotation of the second gear 7 drives the rotation of the second shaft 20 , so that the rotation of the second rotating shaft 20 drives the threaded column 10 to rotate, so that the rotation of the threaded column 10 drives the threaded cap 12 to move downward, so that the threaded cap 12 moves downward to drive the connecting plate 13 to move downward, so that the connecting plate 13 moves downward to drive the slide Cover 14, telescopic rod 171 and spring 172 move downwards, so that telescopic rod 171 moves downwards to drive fixed plate 18 to move downwards, so that fixed plate 18 moves downwards to drive second bearing 19 to move downwards, so that second bearing 19 moves downwards. The downward movement drives the second rotating shaft 20 to move downward, so that the second rotating shaft 20 moves downward to drive the roller 21 to move downward. When the roller 21 descends and contacts the ground, the motor 5 is controlled by the switch 3 to stop working, and people can move the shell The body 1 drives the measuring table body 22 to the designated position, and then controls the motor 5 to start through the switch 3, so that the motor 5 reverses and controls the roller 21 to move upward, so that the roller 21 retracts into the housing 1. When people complete the operation, pass Switch 3 controls motor 5 to stop working.

To sum up, it can be obtained that (1), the movable step height measuring platform for ergonomics, by setting the motor 5, the motor 5 rotates forward to drive the first gear 6, the second gear 7, the first rotating shaft 8, The threaded column 10 rotates, so that the threaded column 10 rotates to drive the threaded cap 12 and the connecting plate 13 to move downward, so that the connecting plate 13 moves downward to drive the telescopic device 17, the fixed plate 18, the second bearing 19, the second rotating shaft 20 and the roller 21 Moving downwards, when the roller 21 descends and contacts the ground, people can directly move the measuring platform body 22 by moving the housing 1, so that people can save time and effort when moving the measuring platform body 22, and bring benefits to people when using the measuring platform body 22. for convenience.

(2) The movable step height measuring platform used for ergonomics can effectively reduce the damage to the measuring platform body 22 caused by the vibration generated by the roller 21 during the movement by setting the telescopic device 17. The second bearing 19 and the second rotating shaft 20 are provided, so that people can adjust the moving direction of the roller 21 at any time during the process of moving the housing 1 , which is convenient for people to change the moving direction of the measuring table body 22 .

(3) The movable step height measuring platform for ergonomics, by setting the stopper 11, the threaded cap 12 will not break away from the threaded column 10 during the downward movement, by setting the slide bar 15 and the slide bar The sleeve 14 makes the connecting plate 13 move more stably, and the utility model is compact in structure, reasonable in design and strong in practicability.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of packaged type is used for the riser height test desk of ergonomics, including shell（1）, it is characterised in that：It is described Shell（1）Power supply is provided with above left side（2）And switch（3）, the switch（3）Positioned at power supply（2）Top, the shell Body（1）The upper surface of inner wall offers the first empty slot（4）, first empty slot（4）The upper surface of inner wall is fixedly connected with motor （5）, the motor（5）Output shaft be fixedly connected with first gear（6）, the first gear（6）The teeth in left side and second Gear（7）The teeth on right side are meshed, the second gear（7）Upper surface be connected to first rotating shaft（8）Surface, described One shaft（8）Top be socketed with first bearing（9）, the first bearing（9）Upper surface be connected to shell（1）Inner wall it is upper Surface, the first rotating shaft（8）Bottom end be fixedly connected with threaded post（10）, the threaded post（10）Thread surface be connected with Thread cap（12）, the thread cap（12）Surface be connected to connecting plate（13）Upper surface.

2. a kind of packaged type according to claim 1 is used for the riser height test desk of ergonomics, feature exists In：The connecting plate（13）Left and right sides be fixedly connected with sliding sleeve（14）, the sliding sleeve（14）Inside slidably connect cunning Bar（15）, the slide bar（15）Both ends be respectively fixedly connected in the second empty slot（16）The upper and lower surface of inner wall, it is described Second empty slot（16）It is opened in shell（1）The left side of inner wall, the shell（1）Upper surface be provided with test desk ontology （22）.

3. a kind of packaged type according to claim 1 is used for the riser height test desk of ergonomics, feature exists In：The connecting plate（13）Lower surface pass through four telescopic devices（17）With four fixed plates（18）Upper surface fix connect It connects, and four telescopic devices（17）It is located at connecting plate（13）The four corners of lower surface, the fixed plate（18）Lower surface It is fixedly connected with second bearing（19）, the second bearing（19）Inside it is socketed with the second shaft（20）, second shaft（20） Bottom end be fixedly connected with idler wheel（21）.

4. a kind of packaged type according to claim 3 is used for the riser height test desk of ergonomics, feature exists In：The telescopic device（17）Including telescopic rod（171）, the telescopic rod（171）Surface be socketed with spring（172）, described Telescopic rod（171）And spring（172）Top be fixedly connected in connecting plate（13）Lower surface, the telescopic rod（171）With Spring（172）Bottom end be fixedly connected in fixed plate（18）Upper surface.

5. a kind of packaged type according to claim 1 is used for the riser height test desk of ergonomics, feature exists In：The threaded post（10）Bottom end be fixedly connected with block（11）, the block（11）Width be more than threaded post（10）Bottom The diameter at end.

6. a kind of packaged type according to claim 1 is used for the riser height test desk of ergonomics, feature exists In：The power supply（2）Output end and switch（3）Input terminal electrical connection, the switch（3）Output end and motor（5）'s Input terminal is electrically connected, and motor（5）Model OB-15.