CN215685532U

CN215685532U - Table leg balancing device for pneumatic lifting table

Info

Publication number: CN215685532U
Application number: CN202120553533.8U
Authority: CN
Inventors: 张伟
Original assignee: Suzhou Is Vast To Obtain Mobile Audiovisual Equipment Science And Technology Co ltd
Current assignee: Suzhou Is Vast To Obtain Mobile Audiovisual Equipment Science And Technology Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2022-02-01
Anticipated expiration: 2031-03-17

Abstract

A table leg balancing device for a pneumatic lifting table comprises table legs, wherein each table leg comprises a table leg supporting frame, a pneumatic lifting column and a synchronous chain mechanism; the pneumatic lifting column comprises a movable rod body and a fixed rod body, the movable rod body is movably arranged on the fixed rod body, the bottom end of the fixed rod body is fixedly arranged at the bottom of the table leg supporting frame, and the synchronous chain mechanism is arranged on the movable rod body and moves synchronously with the movable rod body; meanwhile, the synchronous chain mechanisms on two adjacent symmetrical table legs are connected through a synchronous shaft; the table leg balancing device for the pneumatic lifting table is characterized in that a synchronous chain mechanism is connected between two adjacent table legs through a synchronous shaft and is connected to a lifting rod body, synchronous operation of the synchronous chain mechanism is achieved, and therefore two or more table legs are kept synchronous when the table legs are lifted pneumatically, and the whole pneumatic lifting table is stable and reliable in operation.

Description

Table leg balancing device for pneumatic lifting table

Technical Field

The utility model belongs to the technical field of lifting tables, and particularly relates to a table leg balancing device for a pneumatic lifting table.

Background

Automatic lifting table is a common office furniture articles for use, it mainly is realized through a plurality of table legs automatic lifting that are located the desktop board bottom, the automatic lifting of table leg mainly passes through pneumatic lifting column, in order to guarantee sufficient lifting force, each table leg all need set up pneumatic lifting column, and this kind of structure also leads to a plurality of table legs when going up and down, do not have the contact between every pneumatic lifting column, cause whole automatic lifting table synchronism when going up and down very low, poor stability, the condition that the height of going up and down is inconsistent can appear even.

Therefore, it is necessary to design a table leg balancing device for a pneumatic lifting table to solve the above technical problems.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a table leg balancing device for a pneumatic lifting table.

In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: a table leg balancing device for a pneumatic lifting table comprises table legs, wherein each table leg comprises a table leg supporting frame, a pneumatic lifting column and a synchronous chain mechanism; the pneumatic lifting column comprises a movable rod body and a fixed rod body, the movable rod body is movably arranged on the fixed rod body, the bottom end of the fixed rod body is fixedly arranged at the bottom of the table leg supporting frame, and the synchronous chain mechanism is arranged on the movable rod body and moves synchronously with the movable rod body; meanwhile, the synchronous chain mechanisms on two adjacent symmetrical table legs are connected through a synchronous shaft.

Preferably, the synchronous chain mechanism comprises an upper chain wheel, a lower chain wheel and a synchronous chain, the upper chain wheel is arranged at the upper end of the movable rod body, the lower chain wheel is arranged at the lower end of the movable rod body, and the upper chain wheel is connected with the lower chain wheel through the synchronous chain.

Preferably, the synchronous chain is provided with a fixing plate, and the fixing plate is fixedly connected with the table leg supporting frame.

Preferably, the upper chain wheels of the synchronous chain mechanisms on two adjacent symmetrical table legs are connected through the synchronous shaft.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the table leg balancing device for the pneumatic lifting table is characterized in that a synchronous chain mechanism is connected between two adjacent table legs through a synchronous shaft and is connected to a lifting rod body, synchronous operation of the synchronous chain mechanism is achieved, and therefore two or more table legs are kept synchronous when the table legs are lifted pneumatically, and the whole pneumatic lifting table is stable and reliable in operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the apparatus.

Figure 2 is an exploded view of a single leg.

Fig. 3 is a schematic diagram of the working principle of the device.

In the above drawings, the table leg support frame 1, the pneumatic lifting column 2, the synchronous chain mechanism 3, the movable rod body 4, the fixed rod body 5, the synchronous shaft 6, the upper chain wheel 7, the lower chain wheel 8, the synchronous chain 9 and the fixed plate 10.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to fig. 3. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention are usually placed in when used, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 2, a table leg balancing device for a pneumatic lifting table comprises table legs, wherein the table legs comprise a table leg supporting frame 1, a pneumatic lifting column 2 and a synchronous chain mechanism 3; the pneumatic lifting column 2 comprises a movable rod body 4 and a fixed rod body 5, the movable rod body 4 is movably arranged on the fixed rod body 5, the bottom end of the fixed rod body 5 is fixedly arranged at the bottom of the table leg supporting frame 1, and the synchronous chain mechanism 3 is arranged on the movable rod body 4 and moves synchronously with the movable rod body 4; meanwhile, the synchronous chain mechanisms 3 on two adjacent symmetrical table legs are connected through a synchronous shaft 6.

The preferred embodiment is as follows:

synchronous chain mechanism 3 includes sprocket 7, lower sprocket 8 and synchronous chain 9, sprocket 7 sets up the upper end of the activity body of rod 4, lower sprocket 8 sets up the lower extreme of the activity body of rod 4, sprocket 7 with pass through between the lower sprocket 8 synchronous chain 9 is connected.

The synchronous chain 9 is provided with a fixing plate 10, and the fixing plate 10 is fixedly connected with the table leg supporting frame 1.

The upper chain wheels 7 of the synchronous chain mechanisms 3 on two adjacent symmetrical table legs are connected through the synchronous shaft 6.

A table leg balancing unit for pneumatic lift table of this scheme design, concrete working method is as follows:

as shown in fig. 3, the pneumatic lifting column 2 is lifted to the top point at this moment, when it needs to be lowered, because the synchronous chain 9 is integrally installed on the movable rod body 4, the movable rod body 4 is lowered to drive the upper chain wheel 7 and the lower chain wheel 8 to be lowered simultaneously, one point of the synchronous chain 9 is fixed on the support frame through the fixing plate 10, when it is lowered, the synchronous chain mechanism 3 rotates according to the direction shown in fig. 3, the upper chain wheel 7 is rotated to realize synchronous lifting between two adjacent table legs through the synchronous shaft 6, so that two or more table legs keep synchronism during pneumatic lifting, and the whole pneumatic lifting table is more stable and reliable in operation.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a table leg balancing unit for pneumatic lift table which characterized in that: the table legs comprise table leg support frames, pneumatic lifting columns and synchronous chain mechanisms; the pneumatic lifting column comprises a movable rod body and a fixed rod body, the movable rod body is movably arranged on the fixed rod body, the bottom end of the fixed rod body is fixedly arranged at the bottom of the table leg supporting frame, and the synchronous chain mechanism is arranged on the movable rod body and moves synchronously with the movable rod body; meanwhile, the synchronous chain mechanisms on two adjacent symmetrical table legs are connected through a synchronous shaft.

2. A leg compensating apparatus for a pneumatic table as defined in claim 1, wherein: the synchronous chain mechanism comprises an upper chain wheel, a lower chain wheel and a synchronous chain, the upper chain wheel is arranged at the upper end of the movable rod body, the lower chain wheel is arranged at the lower end of the movable rod body, and the upper chain wheel is connected with the lower chain wheel through the synchronous chain.

3. A leg compensating apparatus for a pneumatic table as defined in claim 2, wherein: the synchronous chain is provided with a fixed plate, and the fixed plate is fixedly connected with the table leg supporting frame.

4. A leg compensating apparatus for a pneumatic table as defined in claim 3, wherein: the upper chain wheels of the synchronous chain mechanisms on two adjacent symmetrical table legs are connected through the synchronous shaft.