CN110916353A

CN110916353A - Automatic adjust support length balance table

Info

Publication number: CN110916353A
Application number: CN201911162561.0A
Authority: CN
Inventors: 闫泰来
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-03-27

Abstract

The embodiment of the invention discloses a balance table capable of automatically adjusting the length of a support. The balance table comprises a table top, a switch arranged on the table top, an oil pressure telescopic rod, two oil pipes connected with the oil pressure telescopic rod and the switch, an antenna for controlling the oil pressure telescopic rod to stop stretching, and a horizontal bubble for observing the balance of the table top. When one telescopic rod touches the ground, the feeler moves upwards to jack the small piston, the cross sections of the pistons of the two oil chambers of the telescopic rod are stressed the same and stop stretching, and the oil pressure continues to extend the other two telescopic rods until the telescopic rods touch the ground and stop stretching. Realize automatically regulated table support length, be fit for open-air uneven environment and use.

Description

Automatic adjust support length balance table

Technical Field

The invention relates to the field of field survey, in particular to a balance table capable of automatically adjusting the length of a support.

Background

Open-air survey, construction, wind-collecting, when needing to use platforms such as desk, often can meet ground height unevenness, the difference in height is great a bit, need use other article to prop up the pad table leg when placing the desk, is difficult for operating under the great relief of slope or adverse circumstances more, and the table leg after the pad is insecure, is difficult for realizing that the desk is firm not shaken, and the balanced angle of desktop also need lean on the pad thing to adjust repeatedly.

Disclosure of Invention

An object of an embodiment of the present invention is to provide a balance table capable of automatically adjusting the length of a bracket, so as to solve the above problems.

In order to achieve the above purpose, the embodiment of the invention provides a balance table capable of automatically adjusting the length of a support, which comprises a table top 1, a switch 2 arranged on the table top, an oil hydraulic telescopic rod 3 used as a table leg support, an upper oil pipe 4 connecting an upper oil chamber of the oil hydraulic telescopic rod with the switch, a lower oil pipe 5 connecting a lower oil chamber of the oil hydraulic telescopic rod with the switch, an oil hole 6 arranged on a cavity of a large piston connecting rod in the oil hydraulic telescopic rod, a feeler 7 controlling the oil hydraulic telescopic rod to stop stretching, a horizontal bubble 8 observing the balance of the table top, and a bearing 9 connecting the table top with the oil hydraulic telescopic rod. When the two hands lift the desktop 1 lightly, the thumb of one hand presses the switch 2, and the upper oil pipe 4 and the lower oil pipe 5 which are connected with the upper oil chamber and the lower oil chamber of the oil pressure telescopic rod 3 are communicated. The upper oil chamber and the lower oil chamber of the oil pressure telescopic rod 3 are communicated, the large piston is pushed to move by oil pressure due to different stress of the upper section and the lower section of the large piston, the telescopic rod 3 extends, after any one oil pressure telescopic rod touches the ground, the feeler 7 pushes the small piston to move reversely, high-pressure oil enters the cavity of the connecting rod of the large piston through the oil hole 6, the sections of the upper oil chamber and the lower oil chamber are the same at the moment, the stress is the same, the large piston is static, the oil pressure telescopic rod which has touched the ground is locked, the oil pressure continuously pushes the other two oil pressure telescopic rods to extend, touch the ground and. The length of the support can be automatically adjusted according to different heights of the ground.

Optionally, the desktop switch is an elastic switch, the upper oil pipe is communicated with the lower oil pipe after being pressed down, and the upper oil pipe is disconnected from the lower oil pipe after being loosened.

Optionally, the hydraulic telescopic rod is internally provided with a large piston and a small piston, and the small piston is arranged in a cavity of the large piston connecting rod.

Optionally, one end of a small piston in the oil pressure telescopic rod is connected with the feeler (7) through a needle-shaped rod, a spring is arranged at the other end of the small piston, and the table is self-gravity and oil pressure are larger than spring force and oil pressure.

Optionally, the feeler (7) touches the ground to push the small piston to move in the connecting rod cavity, the oil hole (6) penetrates through the lower oil chamber and the connecting rod cavity, and hydraulic oil is injected into the connecting rod cavity through the oil hole (6) to apply pressure to one surface of the small piston.

Optionally, the upper oil chambers of the three oil pressure telescopic rods are connected through an upper oil pipe (4), and the lower oil chambers are connected through a lower oil pipe (5).

Optionally, the horizontal bubble (8) on the desktop (1) is a bubble-containing oblate bubble, and the desktop is adjusted to be horizontal or required inclination angle by observation.

The embodiment of the invention has the following advantages:

the embodiment of the invention provides a balance table with an automatic adjusting bracket, which can solve the problem of large height difference of a table used in an open field, automatically adjust the height of table legs, does not need complicated support pads, and easily and firmly and balancedly place the table for use.

Drawings

Fig. 1 is a side view of a balance table with an automatic adjustable bracket length provided in embodiment 1 of the present invention.

Fig. 2 is a structural diagram of a balance table capable of automatically adjusting the length of a support according to embodiment 1 of the present invention.

Fig. 3 is an arrangement and opening and closing diagram of an oil feeding pipe and an oil discharging pipe of the balance table with the automatic adjusting bracket length according to embodiment 2 of the invention.

In the figure:

1 tabletop	6 oil hole
		2 switch	7 antenna
3 oil hydraulic telescopic rod	8 level bubble
		4 oil applying pipe	9 bearing
5 oil pipe

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.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial changes in the technical contents.

Example 1

The embodiment provides an automatically regulated support length balance table, as shown in fig. 2, this balance table include the desktop, set up in the switch of desktop, as the oil pressure telescopic link of table leg support, connect the last oil pipe of grease chamber and switch on the oil pressure telescopic link, connect the lower oil pipe of grease chamber and switch under the oil pressure telescopic link, set up the oilhole on the big piston connecting rod cavity in the oil pressure telescopic link, control oil pressure telescopic link and stop flexible feeler, observe the balanced horizontal bubble of desktop, connect desktop and oil pressure telescopic link's bearing. When the two hands lift the desktop lightly, the thumb of one hand presses the switch, and the upper oil pipe and the lower oil pipe which are connected with the upper oil chamber and the lower oil chamber of the oil pressure telescopic rod are communicated. The upper oil chamber and the lower oil chamber of the telescopic rod are communicated, the large piston is pushed to move by oil pressure due to different upper and lower section stresses of the large piston in the oil pressure telescopic rod, the oil pressure telescopic rod extends, after any one oil pressure telescopic rod touches the ground, the feeler pushes the small piston to move in a reverse direction, high-pressure oil enters the cavity of the connecting rod of the large piston through the oil hole, the sections of the upper oil chamber and the lower oil chamber are the same at the moment, the large piston is static, the oil pressure telescopic rod which has touched the ground is locked, and the oil pressure continuously pushes the other two. The length of the support can be automatically adjusted according to different heights of the ground. After use, the switch is pressed down and the tabletop is pressed down at the same time, and then the desk can be recovered. The oil pressure telescopic link accessible bearing is folding to be receive and release under the desktop, reduces occupation space.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides an automatic adjust support length balance table, a serial communication port, this balance table includes desktop (1), set up in switch (2) of desktop, oil hydraulic telescopic rod (3) as the table leg support, the last grease chamber of three communicating oil hydraulic telescopic rods of connection and the last oil pipe (4) of switch, grease chamber and lower oil pipe (5) of switch under the three communicating oil hydraulic telescopic rods of connection, set up oilhole (6) on the big piston connecting rod cavity in oil hydraulic telescopic rod (3), control oil hydraulic telescopic rod (3) and stop flexible feeler (7), observe balanced level bubble (8) of desktop, connect bearing (9) of desktop and oil hydraulic telescopic rod. When the two hands lift the desktop (1) lightly, the thumb of one hand presses the switch (2), and the upper oil pipe (4) and the lower oil pipe (5) which are connected with the upper oil chamber and the lower oil chamber of the oil hydraulic telescopic rod (3) are communicated. The upper oil chamber and the lower oil chamber of the oil pressure telescopic rod (3) are communicated, the upper section and the lower section of the large piston are stressed differently, the oil pressure pushes the large piston to move, the oil pressure telescopic rod (3) extends, after any one oil pressure telescopic rod touches the ground, the feeler (7) pushes the small piston to move reversely, high-pressure oil enters one side of a cavity of a connecting rod of the large piston through the oil hole (6), the sections of the upper oil chamber and the lower oil chamber are the same at the moment, the large piston is static, the oil pressure telescopic rod (3) which touches the ground is locked, the oil pressure continuously pushes the other two oil pressure telescopic rods to extend, touch the ground and be static.

2. The balance table with the automatic support length adjusting function as claimed in claim 1, wherein a switch (2) is arranged on the table top (1), and after the switch is pressed down, the upper oil pipe (4) and the lower oil pipe (5) are communicated, and the switch is released to lift and close the channel.

3. The balance table with the function of automatically adjusting the length of the bracket as claimed in claim 1, wherein the hydraulic telescopic rod (3) is internally provided with a large piston and a small piston, and the small piston is arranged in a cavity of the large piston connecting rod.

4. The table as claimed in claim 1, wherein the small piston in the hydraulic telescopic rod is connected to the feeler (7) at one end through a needle rod and provided with a spring at the other end, and the table is selected from gravity + oil pressure > spring force > oil pressure.

5. The table of claim 1, wherein the feeler (7) pushes the small piston to move in the connecting rod cavity by touching the ground, the oil hole (6) penetrates the oil dropping chamber and the connecting rod cavity, and hydraulic oil is injected into the connecting rod cavity through the oil hole (6) to apply pressure to one surface of the small piston.

6. The table of claim 1, wherein the upper oil chambers of the three hydraulic telescopic rods are connected through an upper oil pipe (4), the lower oil chambers are connected through a lower oil pipe (5), and the upper oil pipe (4) and the lower oil pipe (5) are fixed under the table top.

7. The balance table with the automatic adjustable bracket length as claimed in claim 1, wherein the horizontal bubble (8) on the table top (1) is a bubble containing bubble with a flat round shape, the surface of the horizontal bubble is provided with a cross scale which can indicate the inclination angle, and the table top is adjusted to be horizontal or the required inclination angle by observation.