CN213405260U

CN213405260U - Desk height adjusting device

Info

Publication number: CN213405260U
Application number: CN202022190272.6U
Authority: CN
Inventors: 王壮权
Original assignee: Tianjin Lushi Technology Co ltd
Current assignee: Tianjin Lushi Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-11
Anticipated expiration: 2030-09-29

Abstract

The utility model provides a desk height adjusting device, which comprises an adjuster, a grab handle and a control panel; the grab handle is of a columnar structure, the lower end of the grab handle is fixedly connected with the regulator, and the upper end of the grab handle is fixedly connected with the control panel; the regulator comprises a shell, a bit adapter, an encoder assembly, a gearbox, a motor, a single chip microcomputer, a sound wave distance meter, a display screen and a buzzer; display screen and bee calling organ have been inlayed to the casing upper surface, just display screen and bee calling organ upper surface flush with the casing upper surface, and the casing lower surface has inlayed sound wave distancer, just sound wave distancer lower surface flushes with the casing lower surface, and the intracavity from left to right is connected with encoder subassembly, gearbox, motor and singlechip. The utility model discloses rational in infrastructure, easy and simple to handle, the function is various, assembles the in-process of desk in a large number in mill, can show and improve the adjustment accuracy, reduces operating personnel's the operation degree of difficulty, improves work efficiency.

Description

Desk height adjusting device

Technical Field

The utility model belongs to lift altitude mixture control field especially relates to a desk altitude mixture control device.

Background

In the production process of the desk in a factory, the height of the desk is adjusted mainly in two modes, namely support adjustment and hand-operated adjustment, the two modes have the defects of low adjustment precision, labor-consuming operation and the like, and particularly under the condition that a large number of desks need to be adjusted in height, the work intensity of workers is high, the time spent is long, the work efficiency is low, and the manual adjustment height is not uniform.

Disclosure of Invention

In view of the above, the present invention is directed to a desk height adjusting device to solve the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a desk height adjusting device, includes regulator, grab handle and control panel, the grab handle is the column structure, the lower extreme fixed connection regulator of grab handle, upper end fixed connection control panel.

The regulator is including criticizing first adapter, encoder subassembly, gearbox, motor, singlechip, sound wave distancer, display screen and bee calling organ have been inlayed to the casing upper surface, display screen and bee calling organ upper surface flush with the casing upper surface, and the casing lower surface has inlayed the sound wave distancer, sound wave distancer lower surface flushes with the casing lower surface, and the intracavity from left to right is connected with encoder subassembly, gearbox, motor and singlechip, singlechip and motor, sound wave distancer, display screen, bee calling organ are signal connection.

Furthermore, a battery bin is arranged on the inner side of the middle part of the grab handle, and a power switch is arranged on the outer surface of the grab handle.

Furthermore, the upper surface of the control panel is provided with a level indicator and a function button.

Furthermore, the number of the function buttons is 4, and the function buttons are respectively a distance measuring button, an adjusting button, an adding button and a subtracting button.

Furthermore, the encoder assembly comprises a coding disc, an infrared transmitting tube, a receiving tube and a support, wherein the coding disc is circular, a clamping groove is formed in the front end of the support, and the width of the clamping groove is larger than that of the coding disc; and mounting holes are symmetrically formed in the centers of two sides of the clamping groove and used for mounting the infrared transmitting tube and the infrared receiving tube.

Further, the gearbox includes box, shaft coupling and output shaft, coupling joint motor and gearbox, the surface and the support fixed connection of box, the output shaft axial runs through the code wheel center, criticizes first adapter through transmission connection, criticize first adapter front end central point department of putting and be equipped with and criticize first accommodation hole.

Furthermore, a through hole is formed in the center of the surface of the left side of the shell, and the diameter of the through hole is larger than that of the batch head adapter.

Compared with the prior art, the desk height adjusting device of the utility model has the following advantages:

(1) the utility model has reasonable structure, simple operation and various functions, and can obviously improve the adjustment precision, reduce the operation difficulty of operators and improve the working efficiency in the process of assembling a large number of desks in a factory;

(2) the utility model adopts the front coding disc and the infrared pair tubes, the actual number of turns can be obtained when in use, the phenomenon of motor losing steps when jumping steps inside the gearbox due to overlarge torque can be effectively solved, and the condition of error in the height adjustment caused by jumping steps inside the gearbox is reduced;

(3) the utility model discloses a range finding function and regulatory function all have solitary function button control, all can the exclusive use, and the practicality is strong, and is applicable in multiple work scene.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of the overall structure according to the embodiment of the present invention;

fig. 2 is an overall schematic top view of an embodiment of the present invention;

fig. 3 is a schematic sectional view of an adjuster according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an encoder assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a transmission case and a motor according to an embodiment of the present invention.

Description of reference numerals:

1-a regulator; 11-a housing; 111-a via; 12-a batch head adapter; 13-an encoder assembly; 131-a code disc; 132-an infrared emitting tube; 133-a receiving tube; 134-a scaffold; 14-a gearbox; 141-a box body; 142-a coupling; 143-an output shaft; 15-a motor; 16-a single chip microcomputer; 17-an acoustic rangefinder; 18-a display screen; 19-a buzzer; 2-a grab handle; 21-a battery compartment; 22-power switch; 3-a control panel; 31-a level indicator; 32-function buttons.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 2, a desk height adjusting device comprises an adjuster 1, a hand grip 2 and a control panel 3, wherein the hand grip 2 is of a columnar structure, the lower end of the hand grip 2 is fixedly connected with the adjuster 1, and the upper end of the hand grip 2 is fixedly connected with the control panel 3. The inner side of the middle part of the hand grab handle 2 is provided with a battery chamber 21, and the outer surface is provided with a power switch 22. Control panel 3 upper surface be equipped with level indicator 31 and function button 32, function button 32 is total 4, be distance measuring button, adjustment button, add the button and subtract the button respectively.

As shown in fig. 3 to 5, the regulator 1 includes a housing 11, a batch head adapter 12, an encoder assembly 13, a gearbox 14, a motor 15, a single chip microcomputer 16, a sound wave distance measuring instrument 17, a display screen 18, and a buzzer 19, wherein the display screen 18 and the buzzer 19 are embedded in the upper surface of the housing 11, and the upper surfaces of the display screen 18 and the buzzer 19 are flush with the upper surface of the housing 11; 11 lower surfaces of casing have inlayed sound wave distancer 17, just 17 lower surfaces of sound wave distancer flush with 11 lower surfaces of casing, and the intracavity is connected with encoder subassembly 13, gearbox 14, motor 15 and singlechip 16 from left to right, singlechip 16 is signal connection with motor 15, sound wave distancer 17, display screen 18 and bee calling organ 19. The single chip microcomputer is an STC89C51 series single chip microcomputer, the type of the acoustic wave distance measuring instrument is HT40A14TR, the type of the liquid crystal display screen is JK6432-49, the motor is an F1CJA gearbox stepping motor, and the buzzer is a commonly used small buzzer.

The encoder component 13 comprises an encoding disc 131, an infrared transmitting tube 132, a receiving tube 133 and a bracket 134, the receiving tube 133 is in signal connection with the single chip microcomputer 16, the encoding disc 131 is circular, a clamping groove is arranged at the front end of the bracket 134, and the width of the clamping groove is larger than that of the encoding disc 131; and mounting holes are symmetrically formed in the centers of the two sides of the clamping groove and used for mounting the infrared transmitting tube 132 and the receiving tube 133. The encoder is an E6A2-C series encoder, and the infrared transmitting tube and the infrared receiving tube are commonly called infrared pair tubes, and the model is LHI 778.

The gearbox 14 includes box 141, shaft coupling 142 and output shaft 143, the surface and the support 134 fixed connection of box 141, motor 15 and gearbox 14 are connected to shaft coupling 142, output shaft 143 axial passes code wheel 131 center, connects batch head adapter 12 through transmission, batch head adapter 12 front end central point department is equipped with batch head accommodation hole. The center of the left side surface of the shell 11 is provided with a through hole, and the diameter of the through hole is larger than that of the batch head adapter 12.

The utility model discloses a theory of operation:

when the height of the desk is adjusted by an operator, the battery is firstly put into the battery bin 21 on the grab handle 2, then the batch head matched with the desk adjusting port is inserted into the batch head adapter 12 to be fixed, the hand holding handle 2 is held by one hand, the adjuster 1 is arranged at the desk adjusting port, after the batch head is inserted into the desk adjusting port, the power switch 22 on the grab handle 2 is turned on according to the horizontal position of the horizontal indicator 31, then the distance measuring button on the control panel 3 is pressed, the acoustic wave distance measuring instrument 17 starts to measure the current height between the lower surface of the regulator 1 and the ground, the acoustic wave distance measuring instrument 17 is in signal connection with the single chip microcomputer 16, the measured distance signal is transmitted to 51 single chip microcomputer 16, after the number of turns needing to be adjusted is calculated through a program prefabricated by the 51 single chip microcomputer 16, the calculation result is transmitted to the display screen 18 through signal connection, and an operator can adjust the number of turns by using an add-subtract button on the control panel 3.

The singlechip 16 is in signal connection with the motor 15. After the number of adjustment turns is determined, an adjustment start button is pressed, an instruction signal is transmitted to the motor 15 through the single chip microcomputer 16, the motor 15 starts to rotate and drives the gearbox 14 to work through the coupler 142, the output shaft 143 of the gearbox 14 axially penetrates through the center of the code disc 131, the outer surface of the box body 141 of the gearbox 14 is fixedly connected with the support 134, the front end of the support 134 is provided with a clamping groove, the width of the clamping groove is larger than that of the code disc 131, the clamping groove is symmetrically provided with mounting holes for mounting the infrared transmitting tube 132 and the receiving tube 133, the number of turns of the code disc 131 can be counted, and the receiving tube 133 is in signal connection with the single.

When the number of turns of the motor 15 reaches the preset number of turns, the motor stops rotating, the 51 single chip microcomputer 16 transmits an instruction signal to the buzzer 19 in signal connection with the motor, the buzzer 19 gives a sound to prompt the adjustment to be finished, meanwhile, the receiving pipe 133 transmits a data signal of the number of turns of the code disc 131 to the 51 single chip microcomputer 16, the 51 single chip microcomputer 16 transmits the obtained data signal to the display screen 18 for display, and an operator can know whether the jumping phenomenon occurs in the gearbox 14 by comparing the number of turns of the code disc 131 with the preset number of turns of the motor 15.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A desk height adjusting device is characterized in that: the device comprises an adjuster (1), a hand grab handle (2) and a control panel (3), wherein the hand grab handle (2) is of a columnar structure, the lower end of the hand grab handle (2) is fixedly connected with a shell (11) of the adjuster (1), and the upper end of the hand grab handle is fixedly connected with the control panel (3);

regulator (1) is including criticizing first adapter (12), encoder subassembly (13), gearbox (14), motor (15), singlechip (16), sound wave distancer (17), display screen (18) and bee calling organ (19), casing (11) upper surface has inlayed display screen (18) and bee calling organ (19), display screen (18) and bee calling organ (19) upper surface flush with casing (11) upper surface, and casing (11) lower surface has inlayed sound wave distancer (17), sound wave distancer (17) lower surface flushes with casing (11) lower surface, and the intracavity is connected with encoder subassembly (13), gearbox (14), motor (15) and singlechip (16) from left to right, singlechip (16) are signal connection with motor (15), sound wave distancer (17), display screen (18), bee calling organ (19).

2. The desk height adjusting device of claim 1, wherein: the inner side of the middle part of the grab handle (2) is provided with a battery bin (21), and the outer surface is provided with a power switch (22).

3. The desk height adjusting device of claim 1, wherein: the upper surface of the control panel (3) is provided with a level indicator (31) and a function button (32).

4. The desk height adjusting device of claim 3, wherein: the number of the functional buttons (32) is 4, and the functional buttons are respectively a distance measuring button, an adjusting button, an adding button and a subtracting button.

5. The desk height adjusting device of claim 1, wherein: the encoder component (13) comprises an encoding disc (131), an infrared transmitting tube (132), a receiving tube (133) and a support (134), the receiving tube (133) is in signal connection with the single chip microcomputer (16), the encoding disc (131) is circular, a clamping groove is formed in the front end of the support (134), and the width of the clamping groove is larger than that of the encoding disc (131); and mounting holes are symmetrically formed in the centers of the two sides of the clamping groove and used for mounting the infrared transmitting tube (132) and the receiving tube (133).

6. The desk height adjusting device of claim 1, wherein: gearbox (14) include box (141), shaft coupling (142) and output shaft (143), motor (15) and gearbox (14) are connected in shaft coupling (142), box (141) surface and support (134) fixed connection, output shaft (143) axial passes code wheel (131) center, is connected with criticizing first adapter (12) through transmission, criticize first adapter (12) front end central point department and be equipped with criticize first accommodation hole.

7. The desk height adjusting device of claim 1, wherein: the shell (11) left side surface center department be equipped with through-hole (111), through-hole (111) diameter is greater than batch head adapter (12) diameter.