CN210539667U

CN210539667U - Hydraulic lifting device and movable furniture

Info

Publication number: CN210539667U
Application number: CN201920459170.4U
Authority: CN
Inventors: 谭少燕; 黄家瑞; 谭喜泉
Original assignee: Foshan Kaidimei Hardware Products Co ltd
Current assignee: Foshan Kaidimei Hardware Products Co ltd
Priority date: 2019-04-08
Filing date: 2019-04-08
Publication date: 2020-05-19
Anticipated expiration: 2029-04-08

Abstract

The utility model discloses a hydraulic pressure elevating gear and activity furniture, concretely relates to elevating gear can use elevating gear to carry out the furniture of desktop extension, through hydraulic transmission mode and utilize the tooth of gear and spur rack and the principle that the tooth space meshing carries out work, realizes expanding the desktop along the upper and lower slip raising and lowering functions of guide rail. The lifting device comprises a guide rail, a lifting device component and a desktop component, wherein the guide rail is an L-shaped slide rail, the lifting device component used for controlling longitudinal movement is installed on the side face of the guide rail, the upper part of the lifting device component is movably connected with the desktop component due to expansion, and the desktop component is movably connected in the L-shaped guide rail.

Description

Hydraulic lifting device and movable furniture

Technical Field

The utility model relates to a lifting device specifically is a hydraulic lifting device and activity furniture.

Background

Most of furniture in daily life is formed by fixed installation or is integrated, the structure of the furniture is generally fixed, the structure refers to a certain combination and connection mode between materials and components used by the furniture, and the most common structures at present are the traditional joggle joint mode and the hardware connection mode for modern panel furniture.

However, no matter which structure mode has a defect, when the existing furniture is used, because the table top is fixed, the placing area is limited for smaller furniture, the daily requirement cannot be met, and for larger furniture, the occupied space is larger when the furniture is not used, and the defects also exist, so that the furniture capable of changing the using area is urgently needed to solve the technical problem.

Disclosure of Invention

Based on the shortcomings in the prior art mentioned in the background art, the utility model provides a hydraulic lifting device and movable furniture.

The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:

a hydraulic lifting device comprises a guide rail, a lifting device component and a desktop component, wherein the guide rail is an L-shaped slide rail, the lifting device component used for controlling longitudinal movement is installed on the side face of the guide rail, the upper portion of the lifting device component is movably connected with the desktop component used for expansion, and the desktop component is movably connected into the L-shaped guide rail.

As a further aspect of the present invention: the lifting device component comprises a lifting device body and a spur rack, the upper portion of the lifting device body is connected with a piston rod in a sealing sliding mode, the upper end of the piston rod is fixedly connected with the spur rack, and the lifting device body is fixedly installed on one side of the guide rail.

As a further aspect of the present invention: the lifting device body is a hydraulic cylinder.

As a further aspect of the present invention: the desktop component comprises a sliding block, a desktop, a gear, a pulley block and a roller, a foot supporting frame is fixed to the bottom of the desktop, one side of the foot supporting frame is rotatably connected with the gear, the other side of the foot supporting frame is rotatably connected with the pulley block, the gear is rotatably connected to the sliding block through a gear shaft, the gear is meshed with a spur rack, the roller is fixedly connected to the back of the gear shaft, a fixing groove embedded with a guide rail is formed in one side of the sliding block, and the pulley block.

The movable furniture comprises the hydraulic lifting device, and the hydraulic lifting device is installed below a furniture body.

After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the device realizes the expansion of the up-and-down sliding lifting function of the table top along the guide rail by a hydraulic transmission mode and the principle that the gears and the teeth of the spur rack are engaged to work; and the expansion desktop is driven to realize that the expansion desktop rises and is level with the original desktop to be integrated, the lifting can be controlled more accurately, the operation is convenient, the expansion desktop rises and falls stably, and the safety is stronger.

Drawings

Fig. 1 is a schematic structural view of a hydraulic lifting device and movable furniture.

Fig. 2 is a schematic structural diagram of a guide rail in the hydraulic lifting device.

Fig. 3 is a schematic structural view of a sliding block and a fixing groove in the hydraulic lifting device.

Fig. 4 is a schematic structural view of a hydraulic lifting device and a table top retraction in movable furniture.

Fig. 5 is a schematic structural view of the hydraulic lifting device and the unfolding of the tabletop in the movable furniture.

In the figure: 1-a guide rail; 2-lifting device body; 3-straight rack; 4-a slide block; 5-a desktop; 6-gear; 7-a pulley block; 8-a foot rest; 9-a fixed groove; 10-a gear shaft; 11-roller.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example 1

Please refer to fig. 1-5, in the embodiment of the present invention, a hydraulic lifting device, includes a guide rail 1, a lifting device member and a desktop member, wherein the guide rail 1 is an L-shaped slide rail, the lifting device member for controlling longitudinal movement is installed on the side of the guide rail 1, the upper part of the lifting device member is movably connected to the desktop member for expansion, the desktop member is movably connected to the guide rail 1 of the L-shaped slide rail, and the lifting device member is utilized to drive the desktop member to realize movement and expand the desktop under the constraint of the guide rail 1.

The lifting device component comprises a lifting device body 2 and a straight rack 3, particularly, the lifting device body 2 is a hydraulic cylinder, the upper portion of the lifting device body 2 is connected with a piston rod in a sealing and sliding mode, the upper end of the piston rod is fixedly connected with the straight rack 3, the lifting device body 2 is fixedly installed on one side of the guide rail 1, and the hydraulic cylinder is used for driving the piston rod to stretch up and down and further drive the straight rack 3 to move up and down along with the straight rack.

The desktop component comprises a sliding block 4, a desktop 5, a gear 6, a pulley block 7 and a roller 11, furthermore, a foot support 8 is fixed at the bottom of the desktop 5, one side of the foot support 8 is rotatably connected with the gear 6, the other side of the foot support is rotatably connected with the pulley block 7, it is noted that the gear 6 is rotatably connected to the sliding block 4 through a gear shaft 10, the gear 6 is meshed with the spur rack 3, the roller 11 is fixedly connected to the back of the gear shaft 10, a fixing groove 9 embedded with the guide rail 1 is arranged at one side of the sliding block 4, the pulley block 7 and the roller 11 are both connected to the guide rail 1 in a rolling manner, the lifting device body 2 drives the piston rod and the spur rack 3 to move up and down so as to enable the gear 6 meshed with the spur rack 3 to rotate, the gear 6 drives the roller 11 to rotate through the gear, and then drive 5 one sides of desktop and reciprocate, 5 opposite sides of desktop follow the motion along guide rail 1 upper portion under the effect of assembly pulley 7, realize the upper and lower extended function of desktop 5, the accurate control goes up and down, convenient operation makes the desktop go up and down steadily, and the security is stronger.

Example 2

In another embodiment of the present invention, there is provided a movable furniture, comprising the hydraulic lifting device and the furniture body as described in the above embodiment 1, wherein the hydraulic lifting device is installed under the furniture body, and the principle of working by using the hydraulic transmission mode and the engagement between the teeth of the gear 6 and the spur rack 3 and the teeth is adopted, so as to realize the up-and-down sliding lifting function of the table top 5 along the guide rail 1 and the effect of driving the table top to be flush with the original table top, thereby greatly increasing the effective utilization area of the original table top.

According to the detailed description of the above embodiments, it is easy to understand that the working principle of the present invention is: utilize the elevating gear component to drive the desktop component and realize the motion and extend the desktop under guide rail 1's restraint, the pneumatic cylinder drives the piston rod and stretches out and draws back from top to bottom and then drives spur rack 3 and follow the activity from top to bottom, thereby it reciprocates to drive piston rod and spur rack 3 through elevating gear body 2 and makes and rotate with spur rack 3 meshed gear 6, gear 6 drives gyro wheel 11 through gear shaft 10 and rotates, thereby gyro wheel 11 laminating guide rail 1 lower part drives slider 4 and reciprocates under the limiting displacement of fixed slot 9 and guide rail 1, and then drive desktop 5 one side and reciprocate, desktop 5 opposite side follows the motion along guide rail 1 upper portion under assembly pulley 7's effect, realize desktop 5's upper and lower expansion function, the accurate control goes up and down, and convenient for operation, make the desktop go up and down.

It should be noted that, the hydraulic cylinder in the application is the application of the prior art, and the desktop hydraulic transmission mode and the principle that the teeth of the gear and the spur rack are engaged with the teeth to work realize the expansion of the up-and-down sliding lifting function of the desktop along the guide rail; the expansion table top is driven to realize that the expansion table top rises to be integrated with the original table top in a flat mode, the lifting can be controlled accurately, the operation is convenient, the expansion table top is lifted stably, the safety is higher, and the novel furniture table top effectively solves the problem that the utilization area of the existing furniture table top is limited.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. The utility model provides a hydraulic lifting device, includes guide rail (1), elevating gear component and desktop component, and guide rail (1) is L type slide rail, its characterized in that, the elevating gear component that is used for controlling longitudinal movement is installed to guide rail (1) side, and elevating gear component upper portion swing joint is used for the desktop component of expanding, and desktop component swing joint is in the guide rail (1) of L type.

2. The hydraulic lifting device according to claim 1, wherein the lifting device component comprises a lifting device body (2) and a spur rack (3), a piston rod is connected to the upper portion of the lifting device body (2) in a sealing and sliding manner, the upper end of the piston rod is fixedly connected with the spur rack (3), and the lifting device body (2) is fixedly installed on one side of the guide rail (1).

3. A hydraulic lifting device according to claim 2, characterized in that the lifting device body (2) is a hydraulic cylinder.

4. The hydraulic lifting device according to claim 1, wherein the desktop component comprises a sliding block (4), a desktop (5), a gear (6), a pulley block (7) and a roller (11), a foot rest (8) is fixed at the bottom of the desktop (5), the gear (6) is rotatably connected to one side of the foot rest (8), the pulley block (7) is rotatably connected to the other side of the foot rest (8), the gear (6) is rotatably connected to the sliding block (4) through a gear shaft (10), the gear (6) is meshed with the spur rack (3), the roller (11) is fixedly connected to the back of the gear shaft (10), a fixing groove (9) embedded with the guide rail (1) is formed in one side of the sliding block (4), and the pulley block (7) and the roller (11) are both in rolling connection with the guide rail (.

5. An item of movable furniture comprising a hydraulic lifting device as claimed in any one of claims 1 to 4, the hydraulic lifting device being mounted beneath the furniture body.