TWI773428B - Table lift mute structure - Google Patents

Abstract

The present invention relates to a desk body lifting mute structure, comprising a base unit, a lift unit, a table board unit, a control action unit, and a shock absorption unit; the base unit has at least one base; and the lift unit has at least one An elevator tube composed of an outer tube and an inner tube, the inner tube is inserted into the outer tube and can correspond to the extension and retraction of the outer tube, and the bottom end of the outer tube is fixedly connected to the base, with a bottom plate and a first top plate ; And the inner tube includes a second top plate, and the outer surface of the inner tube is protruded with a lip; and the table plate unit is arranged above the lifting unit, and is linked with the inner tube; and the control and actuation unit includes a A telescopic rod and a control board are arranged in the lift pipe; and the shock absorbing unit includes an upper buffer pad and a lower buffer pad, and the upper buffer pad is arranged at the position below the first top plate of the outer tube, under the upper buffer pad The surface can abut against the edge of the inner tube; and the lower buffer pad is arranged above the bottom plate of the outer tube, and the upper surface of the lower buffer pad can abut against the bottom end of the inner tube; thereby the present invention can reduce the The lifting action of the table body collides with noise and improves the texture of the table body.

Description

Table lift mute structure

The present invention relates to a table body lifting mute structure, mainly refers to a structure that can reduce the operation noise and improve the stability of the table board lifting action.

Conventional tables generally have tripods, and a table top is arranged above the tripods. However, the table top with a fixed height is not suitable for use in an ideal situation. Therefore, there is currently a table body with adjustable height. In one structure, the table body mainly has a base 1', a lifting unit 2', and a table board 3', the bottom of the lifting unit 2' is joined with the base 1', and the table board 3' is joined with the top of the lifting unit 2' , and the lifting unit 2' has a retractable outer and inner tubes 21', 22', a pneumatic rod 23', and a control device 24', the outer tube 21' is sleeved with the inner tube 22', and the bottom end is connected to the base 1' is engaged, and a bottom plate 211' is arranged at the bottom of the outer tube 21', and an upper baffle 212' is arranged at the top, the top of the inner tube 22' is fixedly connected with the table board 3', and a stopper 221' is arranged at the outer edge of the bottom; The air pressure rod 23' is arranged in the outer and inner tubes 21', 22', the top end is connected with the inner tube 22', the bottom end is connected with the bottom plate 211' of the outer tube 21', and a control end 231' is provided above; The device 24' is set at the position of the control end 231' of the air pressure rod 23', and when the control device 24' is pressed against the control end 231', the air pressure rod 23' is retractable and can adjust the height of the table 3', and the control device is released At 24', the table top can be positioned at a height of 3'.

The aforementioned structure can support the weight of the table top 3' by the air pressure rod 23' and assist the table top 3' to rise, and the stopper 221' and the upper blocking edge 212' can abut to limit the height of the table top 3' when ascending. When the control device 24' continues to press against the control end 231' due to improper operation, the extension force of the air pressure rod 23' will cause the table top 3' to rise rapidly, causing the block 221' and the upper blocking edge 212' to generate a large impact noise and the table top. In the case of large vibration of 3', and the user presses the control device 24' against the control end 231', so that the downward pressure on the table 3' is too large, the bottom end of the inner tube 22' and the bottom plate 211' of the outer tube 21' will also be generated. Loud impact noise.

The purpose of the present invention is to provide a device that can reduce the operation noise and improve the stability of the lifting and lowering of the table top.

The present invention includes a base unit, a lifting unit, a table board unit, a control action unit, and a shock absorbing unit, the base unit has at least one base that can be grounded; and the lifting unit has at least one outer tube, A lift pipe composed of an inner pipe, the inner pipe is inserted into the outer pipe and can correspond to the telescopic action of the outer pipe, and the bottom end of the outer pipe is fixedly connected to the base, with an inner surface, an outer surface, and a bottom plate It is fixed on the bottom of the outer tube, and includes a first top plate fixed on the top of the outer tube, and a first through hole can be inserted through the inner tube in the center of the first top plate; and the inner tube has an inner surface, An outer surface further includes a second top plate fixed on the top of the inner tube, and a protruding edge is formed on the outer surface of the inner tube; and the table board unit is arranged above the lifting unit and is linked with the inner tube. ; And the control actuation unit includes a telescopic rod and a control board, the top of the telescopic rod is provided with a control button, and the telescopic rod is set in the lifting pipe, and the two ends are respectively engaged with the outer pipe and the inner pipe; and the control The plate is set at the position corresponding to the control button, and can be controlled to press or not to press the control button; and the shock absorbing unit includes an upper buffer pad and a lower buffer pad, the upper buffer pad is made of soft material, and is arranged on the outer The position below the first top plate of the tube has a third through hole in the center that can pass through the inner tube, and has an upper surface and a lower surface. The upper surface of the upper buffer pad abuts against the first top plate, and the upper buffer pad The lower surface can abut against the edge of the inner tube; and the lower cushion is made of soft material, located above the bottom plate of the outer tube, and has an upper surface and a lower surface, and the lower surface of the lower cushion is Abutting against the bottom plate, the upper surface of the lower buffer pad can abut against the bottom end of the inner tube.

The present invention can control the control board to press the control button to make the telescopic rod move and locate the length of the telescopic rod and the height of the table board unit, and when the user keeps pressing the control board against the control button to make the telescopic rod continue to stretch, the edge can be aligned with the upper The lower surface of the buffer pad collides against and abuts against, which can prevent the inner tube from producing a large collision noise with the first top plate of the outer tube when the inner tube rises rapidly, and can prevent the table board unit from vibrating greatly to improve the operation stability.

According to the invention, when the control panel presses the control button, the table unit can be pressed down to make the inner tube move down, and when the table unit moves down to the lowest position, the bottom end of the inner tube can abut against the upper surface of the lower cushion pad Reliable, it can prevent the inner tube and the bottom plate of the outer tube from producing large collision noise, and can prevent the table board unit from producing large vibration to improve the operating stability.

Please refer to Figures 1 to 4. Figures 1, 2 and 4 only show part of the structure. The present invention includes a base unit 1 , a lifting unit 2 , a table unit 3 , a control action unit 4 , and a damping unit 5 , the base unit 1 has two bases 11 that can be grounded, the two bases 11 are arranged in parallel, and the center has a joint hole 12 .

The lift unit 2 has two retractable outer and inner tubes 21 and 22 and forms two lift tubes. The two outer tubes 21 are hollow bodies with corresponding structures, and have an inner surface 211, an outer surface 212, and two bottom plates. 213 are respectively fixed on the bottom of the two outer tubes 21, the bottom plate 213 and the inner surface 211 of the outer tube 21 can be combined by welding, and a joint hole 214 is provided, so that the outer tube 21 can be inserted through the joint element 6 between the outer tube 21 and the base 11. The combination of the holes 214 and 12 also includes two first top plates 215 which are respectively fixed on the tops of the two outer tubes 21. The first top plates 215 and the inner surface 211 of the outer tubes 21 can be assembled by welding, and a first top plate 215 which can penetrate the inner tubes 22 is arranged in the center. A through hole 216 .

The two inner tubes 22 are of corresponding structures. Each inner tube 22 moves up and down in an outer tube 21 , and has an inner surface 221 , an outer surface 222 , and two second top plates 223 respectively fixed on the tops of the two inner tubes 22 . , and the two second top plates 223 and the inner surface 221 of the inner tube 22 can be fixed by welding, and a second through hole 224 is arranged in the center of the second top plate 223, and a rib protruding from the outer surface 222 is arranged below the inner tube 22 Edge 225.

The table top unit 3 is arranged above the lifting unit 2 and is connected with the two inner tubes 22 in linkage.

The control action unit 4 includes two telescopic rods 41, two control plates 42, two control cables 43, and a pressing button 44. The two telescopic rods 41 are pneumatic rods or hydraulic rods or other telescopic rods that can be controlled to stretch automatically. A control button 411 is arranged at the top, and the two telescopic rods 41 are respectively arranged in the lifting tube composed of the two outer and inner tubes 21 and 22. The bottom end is fixedly connected to the bottom plate 213 of the outer tube 21, and the top control button 411 is inserted through the inner tube. 22. The second through hole 224 of the second top plate 223 is linked with the inner tube 22, and the control plate 42 is located above the corresponding control button 411, and can be controlled to press or not to press the control button 411; and the two control Each control cable 43 of the cables 43 is respectively connected to a control panel 42 ; and the push button 44 is connected to the two control cables 43 and is located at a position under the outer side of the table unit 3 that is easy for the user to control, and can control the two control cables 43 At the same time, the two control boards 42 are driven to act, and the present invention can control the two control boards 42 at the same time by one push button 44 to have better control convenience.

The shock absorbing unit 5 includes an upper buffer pad 51 and a lower buffer pad 52. The upper buffer pad 51 is made of rubber or other soft materials, and is arranged under the first top plate 215 of the outer tube 21 by bonding or other joining methods. The third through hole 511 of the inner tube 22 can be inserted through it, and has an upper surface 512 and a lower surface 513, the upper surface 512 abuts against the first top plate 215; and the lower cushion 52 is made of rubber or other soft materials, made of The outer tube 21 has a central hole 521 through which the telescopic rod 41 can be inserted, and has an upper surface 522 and a lower surface 523. The lower surface 523 of the lower buffer pad 52 is connected to the bottom plate. 213 affixed.

In the present invention, the pressing button 44 can drive the two control cables 43 and simultaneously control the two control boards 42 to press the two control buttons 411 to make the two telescopic rods 41 move synchronously, so that the table board unit 3 can move up or down under force, and the table board unit 3 When adjusting to an appropriate height, the pressing button 44 and the control panel 42 can be released to locate the length of the telescopic rod 41 and the height of the table unit 3 .

As shown in FIG. 4 , when the user presses the button 44 to make the control panel 42 continue to press the control button 411 to continuously extend the telescopic rod 41 , the edge 225 can abut against the lower surface 513 of the upper buffer pad 51 , which can prevent internal When the tube 22 rises rapidly, a large collision noise is generated with the first top plate 215 of the outer tube 21 , and it can prevent the table unit 3 from vibrating greatly and improve the operation stability.

Please refer to FIG. 5 , in the present invention, when the control panel 42 is pressed against the control button 411 by the pressing button 44 , the table unit 3 can be pressed down, so that the length of the telescopic rod 41 is shortened and the inner tube 22 is moved down. When moving down to the lowest position, the bottom end of the inner tube 22 can abut against the upper surface 522 of the lower cushion 52, which can prevent the bottom end of the inner tube 22 and the bottom plate 213 of the outer tube 21 from generating large collision noise, and can prevent the table top The unit 3 generates a large vibration to improve the movement stability and operation texture.

Therefore, according to the above, the present invention can reduce the collision noise of the lifting action of the table body and improve the texture of the table body, and the present invention can also only be provided with a base, a set of lifting tubes composed of outer and inner tubes, a telescopic rod, and a control In addition, the lifting unit of the present invention can also combine the inner tube with the base, and the outer tube with the table board unit, and the foregoing embodiment is an example of the present invention, not a limitation of the present invention, and any equivalent changes made according to the spirit of the present invention are also should belong to the scope of the present invention.

1: Base unit 11: Base 12: Engagement hole 2: Lifting unit 21: Outer tube 211: inner surface 212: outer surface 213: Bottom Plate 214: Engagement hole 215: First Top Plate 216: First through hole 22: Inner tube 221: inner surface 222: outer surface 223: Second top plate 224: second through hole 225: Relying on the edge 3: Table unit 4: Control the actuation unit 41: Telescopic rod 411: Control button 42: Control panel 43: Control Cable 44: push button 5: Damping unit 51: Upper cushion 511: The third through hole 512: Upper surface 513: Lower surface 52: Lower cushion 521: Perforation 522: Upper surface 523: Lower Surface 6: Engagement elements 1': base 2': Lifting unit 21': outer tube 211’: Bottom plate 212’: upper baffle 22': inner tube 221': stop 23': Air pressure rod 24': Controls 3': Table board

Figure 1 is a partially exploded view of the present invention.

FIG. 2 is a diagram showing the combination of some components of the present invention.

Figure 3 is a combined perspective view of the present invention.

Figure 4 is a cross-sectional view of the assembly of the present invention, showing that the table top is at the highest position.

Fig. 5 is an assembled cross-sectional view of the present invention, showing that the table top is at the lowest position.

FIG. 6 is a cross-sectional view of a conventional lift table body assembly.

1: Base unit

11: Base

12: Engagement hole

2: Lifting unit

21: Outer tube

211: inner surface

212: outer surface

213: Bottom Plate

214: Engagement hole

215: First Top Plate

216: First through hole

22: Inner tube

222: outer surface

223: Second top plate

224: second through hole

225: Relying on the edge

3: Table unit

4: Control the actuation unit

41: Telescopic rod

411: Control button

42: Control panel

43: Control Cable

44: push button

5: Damping unit

51: Upper cushion

511: The third through hole

512: Upper surface

513: Lower surface

52: Lower cushion

521: Perforation

522: Upper surface

523: Lower Surface

6: Engagement elements

Claims (5)

A desk body lifting mute structure, comprising: a base unit with at least one base that can be grounded; A lifting unit, comprising at least an outer tube and an inner tube, the inner tube is inserted into the outer tube and can correspond to the extension and retraction of the outer tube, and the bottom end of the outer tube is fixedly connected with the base, and has an inner tube. surface, an outer surface, and a bottom plate fixed on the bottom of the outer tube, a first top plate fixed on the top of the outer tube, and a first through hole that can be inserted through the inner tube in the center of the first top plate ; And the inner pipe has an inner surface, an outer surface, and includes a second top plate fixed on the top of the inner pipe, and a protruding edge is arranged on the outer surface of the inner pipe; a table board unit, which is arranged above the lifting unit and is linked with the inner tube; A control actuation unit, including a telescopic rod and a control board, the top of the telescopic rod is provided with a control button, and the telescopic rod is set in the lift pipe, and the two ends are respectively engaged with the outer pipe and the inner pipe; and the control board Set at the position corresponding to the control button, and can control to press or not to press the control button; A shock absorbing unit includes an upper buffer pad and a lower buffer pad, the upper buffer pad is made of soft material and is located below the first top plate of the outer tube, with a third through hole in the center for inserting the inner tube, It also has an upper surface and a lower surface, the upper surface of the upper buffer pad abuts against the first top plate, and the lower surface of the upper buffer pad can abut against the edge of the inner tube; and the lower buffer pad is made of soft material Manufactured, it is located above the bottom plate of the outer tube, and has an upper surface and a lower surface, the lower surface of the lower buffer pad abuts against the bottom plate, and the upper surface of the lower buffer pad can abut against the bottom end of the inner tube . The table body lift and mute structure according to claim 1, wherein the inner tube is provided with a second through hole in the center of the second top plate that can penetrate the control button of the telescopic rod. The table body lifting and mute structure according to claim 1, wherein the center of the lower buffer pad has a hole through which the telescopic rod can be inserted, and the end of the telescopic rod can be inserted through the hole to be fixedly connected to the bottom plate of the outer tube. The desk body lifting and mute structure according to claim 1, wherein the control action unit further comprises at least one control cable and at least one push button, the control cable is linked with the control board, and the push button is connected with the control cable and can be connected to the control cable. The control cable is controlled to drive the control board to move. The table body lifting mute structure according to claim 1, wherein the base unit has two bases, and the two bases are arranged in parallel; and the lifting unit has two lifting tubes, and the bottom ends of the two outer tubes of the two lifting tubes are respectively connected to the bottom ends of the two outer tubes. The two bases are combined; and the control actuating unit has two telescopic rods and two control boards, and further includes two control cables and a pressing button. The two telescopic rods are respectively assembled in the two lifting pipes, and the two control boards are respectively provided with At the position of the control buttons corresponding to the two telescopic rods; and each control cable of the two control cables is respectively connected to the one control board, and the push button is connected to the two control cables, and the two control cables can be controlled to drive the two control cables at the same time. plate action; and the shock absorbing unit has two upper buffer pads and two lower buffer pads, each of the upper buffer pads and each of the lower buffer pads are respectively arranged in a lift pipe.

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