CN212536323U

CN212536323U - Hydraulic transmission device

Info

Publication number: CN212536323U
Application number: CN202021408330.1U
Authority: CN
Inventors: 赵若晨; 马跃春; 贾铁梅; 罗晓波
Original assignee: Hongde College Of Inner Mongolia Normal University
Current assignee: Hongde College Of Inner Mongolia Normal University
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-02-12
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a hydraulic transmission device relates to mechanical transmission technical field. The utility model discloses a base, pneumatic cylinder and elevating platform, the pneumatic cylinder includes cylinder body and stock, and the upper end of the piston that sets up on the stock is fixed with level sensor, is fixed with first bolt on the fixed last gasket of stock upper end, is fixed with the second bolt on the stabilizer bar that symmetric position set up on the cylinder body, is fixed with the third bolt on the fixed lower gasket of cylinder body lower extreme, and the upper end symmetric position of base passes through telescopic link and elevating platform fixed connection. Through the liquid level of the oil in the level sensor detectable oil pocket, be convenient for judge whether the oil leak through the liquid level of looking over oil, and the area of contact through stabilizer bar multiplicable cylinder body and base, improved stability, then elasticity through the spring can prevent that the elevating platform from colliding with telescopic link and pneumatic cylinder and wearing and tearing, dismantle first bolt, second bolt and third bolt afterwards and can dismantle the pneumatic cylinder, be convenient for maintain and change the pneumatic cylinder.

Description

Hydraulic transmission device

Technical Field

The utility model relates to a mechanical transmission technical field specifically is a hydraulic transmission.

Background

Hydraulic is a term used in the mechanical and electromechanical industries. The hydraulic pressure can be in a power transmission mode and becomes hydraulic transmission. The hydraulic pressure may also be used as a control means, called hydraulic control. The hydraulic transmission uses liquid as a working medium and utilizes the pressure energy of the liquid to transmit power. Hydraulic drives are widely used, such as hydraulic cranes, hydraulic lift platforms and oil presses.

At present, the existing hydraulic transmission device is not easy to detach and maintain and not easy to detect oil leakage, consumes time and labor, is not provided with a buffer structure, is easy to wear, is poor in stability, is large in limitation, and cannot meet the requirements in actual use, so that the technology which can be improved is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a hydraulic transmission has quick detachable maintenance, easily detects oil leak, anticollision and the good characteristics of stability.

(II) technical scheme

In order to solve the technical problem, the utility model provides a hydraulic transmission device, including base, pneumatic cylinder and elevating platform, the pneumatic cylinder includes cylinder body and stock, and the upper end of the piston that sets up on the stock is fixed with level sensor, be fixed with first bolt on the fixed last gasket of stock upper end, be fixed with the second bolt on the stabilizer bar that symmetric position set up on the cylinder body, be fixed with the third bolt on the fixed lower gasket of cylinder body lower extreme, the upper end symmetric position of base passes through telescopic link and elevating platform fixed connection.

Furthermore, the upper end of the upper gasket is connected with the lifting platform in an abutting mode, and the upper gasket is fixedly connected with the lifting platform through a first bolt.

Furthermore, an oil cavity is arranged inside the cylinder body, the inner wall of the oil cavity is connected with the piston in an abutting mode, and a dustproof ring and a sealing ring are sequentially bonded on the inner wall of the oil cavity from top to bottom.

Furthermore, an oil pipe is fixed at the right end of the cylinder body and penetrates through the cylinder body to be communicated with the oil cavity.

Further, the lower extreme and the base butt of stabilizer bar are connected, and the stabilizer bar passes through second bolt and base fixed connection.

Furthermore, the lower end of the lower gasket is connected with the base in an abutting mode, and the lower gasket is fixedly connected with the base through a third bolt.

Furthermore, a baffle is arranged on the telescopic rod, and a spring is fixed at the upper end of the baffle.

The above technical scheme of the utility model has following profitable technological effect: the utility model is characterized in that the upper end of the piston arranged on the long rod is fixed with a liquid level sensor which can detect the liquid level of the liquid through the liquid level sensor, when the piston damages the oil leakage, the liquid level sensor can transmit the detected liquid level of the oil to the control equipment, and people can judge whether the oil leaks or not by checking the liquid level of the oil, and the stabilizing rod arranged on the symmetrical position of the cylinder body can increase the contact area between the cylinder body and the base through the connection of the stabilizing rod and the base, thereby greatly improving the stability of the hydraulic cylinder, then the telescopic rod arranged on the utility model is provided with a baffle plate, the upper end of the baffle plate is fixed with a spring which is a mechanical part working by elasticity, the lifting platform can be prevented from colliding with the telescopic rod and the hydraulic cylinder through the elasticity of the spring to be worn, and then the first bolt is fixed on the upper gasket fixed on the upper end, and be fixed with the second bolt on the stabilizer bar that symmetric position set up on the cylinder body, through dismantling first bolt and separable pneumatic cylinder and elevating platform, and through dismantling separable stabilizer bar of second bolt and base, last the utility model discloses be fixed with the third bolt on the fixed under pad of cylinder body lower extreme that sets up, through dismantling separable pneumatic cylinder of third bolt and base, be convenient for maintain and change the pneumatic cylinder.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the hydraulic cylinder of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

fig. 4 is a front view schematically illustrating the present invention.

Reference numerals:

1. a base; 2. a hydraulic cylinder; 3. an oil pipe; 4. a telescopic rod; 5. a baffle plate; 6. a spring; 7. a lifting platform; 8. a cylinder body; 9. a long rod; 10. an oil chamber; 11. a piston; 12. a liquid level sensor; 13. an upper gasket; 14. A first bolt; 15. a stabilizer bar; 16. a second bolt; 17. a lower gasket; 18. a third bolt; 19. a dust ring; 20. and (5) sealing rings.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Please refer to fig. 1, 2 and 4, the utility model relates to a hydraulic transmission device, which comprises a base 1, pneumatic cylinder 2 and elevating platform 7, pneumatic cylinder 2 includes cylinder body 8 and stock 9, and the upper end of the piston 11 that sets up on stock 9 is fixed with level sensor 12, liquid level through level sensor 12 detectable liquid, be convenient for detect whether oil leak in the cylinder body 8, be fixed with first bolt 14 on the fixed last gasket 13 in stock 9 upper end, be fixed with second bolt 16 on the stabilizer bar 15 that the symmetric position set up on the cylinder body 8, can improve pneumatic cylinder 2's stability through stabilizer bar 15, be fixed with third bolt 18 on the fixed lower gasket 17 of cylinder body 8 lower extreme, the upper end symmetric position of base 1 passes through telescopic link 4 and elevating platform 7 fixed connection, telescopic link 4 has flexible function, play the effect of supporting and positioning.

As shown in fig. 1 and 2, the upper end of the upper gasket 13 is connected to the lifting table 7 in an abutting manner, the upper gasket 13 is fixedly connected to the lifting table 7 through the first bolt 14, and the upper gasket 13 can be fixed to the lifting table 7 through the first bolt 14, so that the hydraulic cylinder 2 is convenient to mount and dismount.

As shown in fig. 1 and 3, an oil chamber 10 is arranged inside the cylinder body 8, the inner wall of the oil chamber 10 is connected with the piston 11 in an abutting mode, a dustproof ring 19 and a sealing ring 20 are sequentially bonded on the inner wall of the oil chamber 10 from top to bottom, the dustproof ring 19 can prevent external dust from entering, the sealing ring 20 has a sealing effect, an oil pipe 3 is fixed at the right end of the cylinder body 8, the oil pipe 3 penetrates through the cylinder body 8 and is communicated with the oil chamber 10, and the oil pipe 3 can be connected with equipment such as an oil tank and a hydraulic pump, so that hydraulic transmission is facilitated.

As shown in fig. 1 and 2, the lower end of the stabilizer bar 15 is connected to the base 1 in an abutting manner, the stabilizer bar 15 is fixedly connected to the base 1 by a second bolt 16, and the stabilizer bar 15 can be fixed to the base 1 by the second bolt 16, which facilitates the installation and removal of the hydraulic cylinder 2.

Wherein as shown in fig. 1 and 2, the lower end of the lower gasket 17 is connected with the base 1 in an abutting manner, the lower gasket 17 is fixedly connected with the base 1 through a third bolt 18, and the lower gasket 17 can be fixed on the base 1 through the third bolt 18, so that the hydraulic cylinder 2 is convenient to mount and dismount.

As shown in fig. 1, a baffle 5 is arranged on the telescopic rod 4, a spring 6 is fixed at the upper end of the baffle 5, the spring 6 has elastic potential energy, and the lifting platform 7 can be prevented from colliding with the telescopic rod 4 and the hydraulic cylinder 2 through the elasticity of the spring 6.

The working principle is as follows: an external power supply is connected, oil is firstly pressed into an oil cavity 10 through an oil pipe 3, a piston 11 and a long rod 9 can be jacked up through the pressure of the oil, the long rod 9 moves upwards to drive a lifting platform 7 to move upwards, the lifting platform 7 moves to drive a telescopic rod 4 to move, when the lifting platform 7 moves downwards, the lifting platform can firstly contact with the upper end of a spring 6, the elastic energy of the spring 6 reduces the downward acting force of the lifting platform 7, when oil leakage needs to be detected, the power supply of a liquid level sensor 12 is firstly switched on, the liquid level sensor 12 which is switched on can detect the liquid level of the liquid, when the liquid level shows zero, oil leakage is indicated, when the liquid level shows positive number, when the hydraulic cylinder 2 needs to be maintained and replaced, a wrench is firstly used for fixing a first bolt 14, then the first bolt 14 rotates downwards until the first bolt 14 is completely separated from an upper gasket 13, the upper gasket 13 and the lifting platform 7 can, similarly, the second bolt 16 can be removed by a wrench to separate the stabilizer bar 15 from the base 1, and the third bolt 18 can be removed to separate the lower washer 17 from the base 1, i.e., to remove the hydraulic cylinder 2.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a hydraulic transmission, includes base (1), pneumatic cylinder (2) and elevating platform (7), its characterized in that: pneumatic cylinder (2) include cylinder body (8) and stock (9), and the upper end of the piston (11) that sets up on stock (9) is fixed with level sensor (12), be fixed with first bolt (14) on stock (9) upper end fixed last gasket (13), be fixed with second bolt (16) on stabilizer bar (15) that symmetric position set up on cylinder body (8), be fixed with third bolt (18) on fixed lower gasket (17) of cylinder body (8) lower extreme, the upper end symmetric position of base (1) passes through telescopic link (4) and elevating platform (7) fixed connection.

2. The hydraulic transmission device as claimed in claim 1, wherein the upper end of the upper gasket (13) is connected with the lifting table (7) in an abutting manner, and the upper gasket (13) is fixedly connected with the lifting table (7) through a first bolt (14).

3. The hydraulic transmission device as claimed in claim 1, wherein an oil chamber (10) is arranged inside the cylinder body (8), the inner wall of the oil chamber (10) is connected with the piston (11) in an abutting mode, and a dust ring (19) and a sealing ring (20) are sequentially bonded on the inner wall of the oil chamber (10) from top to bottom.

4. A hydraulic transmission according to claim 1, wherein an oil pipe (3) is fixed to the right end of the cylinder body (8), and the oil pipe (3) extends through the cylinder body (8) and is communicated with the oil chamber (10).

5. A hydraulic transmission according to claim 1, wherein the lower end of the stabilizer bar (15) is connected in abutment with the base (1), and the stabilizer bar (15) is fixedly connected to the base (1) by means of a second bolt (16).

6. The hydraulic transmission device as claimed in claim 1, wherein the lower end of the lower gasket (17) is connected with the base (1) in an abutting manner, and the lower gasket (17) is fixedly connected with the base (1) through a third bolt (18).

7. The hydraulic transmission device as claimed in claim 1, characterized in that the telescopic rod (4) is provided with a baffle (5), and a spring (6) is fixed at the upper end of the baffle (5).