CN217271175U

CN217271175U - Hydraulic transmission system for hydraulic machinery

Info

Publication number: CN217271175U
Application number: CN202220247947.2U
Authority: CN
Inventors: 黄国斌
Original assignee: Qingdao Haokun Machinery Manufacture Co ltd
Current assignee: Qingdao Haokun Machinery Manufacture Co ltd
Priority date: 2022-02-01
Filing date: 2022-02-01
Publication date: 2022-08-23
Anticipated expiration: 2032-02-01

Abstract

The utility model discloses a hydraulic transmission system for hydraulic machinery, which comprises an experimental box, a pressure tube group and a lifting cylinder, wherein the experimental box comprises a box shell and an oil supply box, the oil supply box is arranged in the box shell, the oil supply tank is fixedly connected with the tank shell, the pipe pressing group is arranged in the middle of the tank shell and is fixedly connected with the tank shell, the lifting cylinder is arranged on the outer side of the box shell, so that a user can conveniently and stably install the pipe pressing group through the box shell when needing to use the lifting cylinder, the pipe pressing group can be flexibly used on the box shell, when in use, a user can select a vertical pipe with a proper diameter according to the requirement, fill the vertical pipe with corresponding oil liquid, the sealing ram is then sealingly inserted inside the riser by means of the guide frame, so that the user can move the sealing ram downwards by controlling the corresponding electric telescopic rod.

Description

Hydraulic transmission system for hydraulic machinery

Technical Field

The utility model relates to a hydraulic transmission system technical field specifically is a hydraulic transmission system for hydraulic pressure machinery.

Background

The hydraulic transmission system is often used in hydraulic machinery to transmit energy, the hydraulic system consisting of a hydraulic element, a hydraulic control element, a hydraulic actuator, hydraulic auxiliaries and hydraulic oil in the hydraulic transmission is used for ensuring that the driving machinery realizes various mechanical motions, and the hydraulic transmission process is often driven by a large force driven by a small force, so that the hydraulic transmission system is widely applied to various labor-saving use environments.

The utility model discloses an inventor discovers, current hydraulic transmission system simple structure, often all adopts fixed sealed form to drive the use at the in-process of in-service use, just so the power proportion of both sides has just been confirmed after hydraulic transmission system installs and accomplishes, and inconvenient user selects to adjust the contrast as required and uses, also is inconvenient to be used for teaching the show, uses comparatively to limit to.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic transmission system for hydraulic machinery aims at improving current hydraulic transmission system simple structure, often all adopts fixed sealed form to drive the use at the in-process of in-service use, and the power proportion of just so both sides is just confirmed after the hydraulic transmission system installation is accomplished, and inconvenient user selects to adjust the contrast as required to use, also is convenient for be used for teaching show, uses the problem of comparatively limitation.

The utility model discloses a realize like this:

the utility model provides a hydraulic transmission system for hydraulic machinery, includes the experimental box, presses pipe group and lift jar, the experimental box includes case shell and fuel feeding tank, fuel feeding tank installs in the inside of case shell, and fuel feeding tank and case shell fixed connection, press the pipe group to install at the middle part of case shell, and press pipe group and case shell fixed connection, the lift jar sets up in the outside of case shell, has solved current hydraulic transmission system simple structure, often all adopts fixed sealed form to drive the use at the in-process of in-service use, just so the power proportion of both sides just confirms after hydraulic transmission system installs, and inconvenient user selects to adjust the contrast use as required, also is conveniently used for teaching show, uses comparatively limited problem.

Furthermore, the middle part of the box shell is fixedly provided with a partition plate, the lower end face of the box shell is further provided with a guide pipe, the guide pipe is fixedly connected with the box shell in a sealing mode, the oil supply box is ensured to be safer to use inside the box shell through the arrangement of the partition plate, and meanwhile the oil in the vertical pipe is ensured to be better discharged into the bottom cylinder through the arrangement of the guide pipe.

Further, press the nest of tubes to include riser and sealed push rod, all install the ooff valve on the riser, sealed push rod installs at the middle part of riser, and sealed push rod and the vertical sliding connection of riser, guarantee through the structure setting to pressing the nest of tubes that the user can be stable push the inside fluid of riser through sealed push rod and carry out the operation, come the convenience of customers through setting up to the ooff valve simultaneously and can select different risers to carry out the operation.

Further, sealed push rod is connected with the case shell through the leading truck, and sealed push rod and leading truck sliding connection, the rear end face of case shell still fixed mounting has electric telescopic handle, electric telescopic handle's output and sealed push rod fixed connection guarantee through the setting to the leading truck that sealed push rod is better installs and slide the use, drive sealed push rod through the setting to electric telescopic handle and go up and down the use in a flexible way simultaneously.

Further, the lift jar includes end jar and movable rod, the movable rod is installed at the middle part of end jar, and movable rod and the sealed sliding connection of end jar, guarantees through the structure setting to the lift jar that the user can be stable installs the movable rod through end jar, makes things convenient for the movable rod to slide the use in end jar.

Further, the lateral surface of the bottom cylinder is also provided with an oil drainage pipe communicated with an oil supply tank, the oil drainage pipe is provided with an on-off valve, oil is guaranteed to better flow back and be collected through the arrangement of the oil drainage pipe, and meanwhile, the oil drainage pipe is convenient for a user to control and use through the arrangement of the on-off valve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model designs a hydraulic transmission system for hydraulic machinery by researching the structure and the using process of the traditional hydraulic transmission system, when the hydraulic transmission system is needed, a user can stably install a pipe pressing group through a box shell when the hydraulic transmission system is needed, the pipe pressing group can be ensured to be flexibly used on the box shell, when the hydraulic transmission system is needed, the user can select a vertical pipe with a proper diameter as required, the vertical pipe is internally filled with corresponding oil, then a sealing push rod is sealed and inserted into the vertical pipe through a guide frame, so that the user can downwards move the sealing push rod by controlling a corresponding electric telescopic rod, the oil is pressed and held through the sealing push rod to enter the bottom cylinder through a guide pipe, the aim of jacking a movable rod is achieved, and the user can intuitively compare the lifting height of the movable rod to be flexibly used by comparing and operating the vertical pipes with different sizes, when the oil-liquid separator is not used, the on-off valve can be opened to discharge oil liquid in the bottom cylinder into the oil supply tank, and a user can install a corresponding one-way valve on the flow guide pipe in order to prevent the oil liquid in the flow guide pipe from flowing back.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings which are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.

Fig. 1 is a perspective view of the device of the present invention;

FIG. 2 is a front view of the device of FIG. 1;

FIG. 3 is a schematic diagram of the configuration of the experimental box of FIG. 1;

fig. 4 is a schematic view of the sealing rod and the guide frame of fig. 2.

In the figure: 1. an experimental box; 11. a cabinet housing; 111. a partition plate; 112. a flow guide pipe; 113. an electric telescopic rod; 12. an oil supply tank; 2. pressing a pipe group; 21. a riser; 211. an on-off valve; 22. sealing the push rod; 221. a guide frame; 3. a lift cylinder; 31. a bottom cylinder; 311. an oil drain pipe; 312. an on-off valve; 32. a movable rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Referring to fig. 1, 2, 3 and 4, a hydraulic transmission system for a hydraulic machine, comprising a test box 1, a tube pressing assembly 2 and a lifting cylinder 3, wherein the test box 1 comprises a box shell 11 and a fuel supply tank 12, the fuel supply tank 12 is installed inside the box shell 11, and the fuel supply tank 12 is fixedly connected with the box shell 11, through studying the structure and the using process of the conventional hydraulic transmission system, the hydraulic transmission system for a hydraulic machine is designed to facilitate a user to stably install the tube pressing assembly 2 through the box shell 11 when the user needs to use, ensure that the tube pressing assembly 2 can be flexibly used on the box shell 11, and when the user needs to use, the user can select a vertical tube 21 with a proper diameter as required, fill the vertical tube 21 with a corresponding oil, and then seal and insert a sealing push rod 22 into the interior of the vertical tube 21 through a guide frame 221, so that the user can move the sealing push rod 22 downwards by controlling a corresponding electric telescopic rod 113, the aim of jacking the movable rod 32 is achieved by pressing and holding oil liquid into the bottom cylinder 31 through the guide pipe 112 by the sealing push rod 22, so that a user can intuitively compare the lifting heights of the movable rod 32 by comparing and operating the vertical pipes 21 with different sizes, the use is very flexible, the on-off valve 312 can be opened to discharge the oil liquid in the bottom cylinder 31 into the oil supply tank 12 when the movable rod is not used, the corresponding one-way valve can be installed on the guide pipe 112 by the user in order to prevent the oil liquid in the guide pipe 112 from flowing back, the problem that the existing hydraulic transmission system is simple in structure is effectively solved, the fixed sealing mode is often adopted for driving and use in the actual use process, the power proportion of the two sides is already determined after the hydraulic transmission system is installed, the user is inconvenient to select to adjust and compare the oil liquid according to needs, and the teaching and displaying are also not convenient, the middle part of the box shell 11 is fixedly provided with a partition plate 111, the lower end surface of the box shell 11 is also provided with a flow guide pipe 112, the flow guide pipe 112 is fixedly connected with the box shell 11 in a sealing manner, the oil supply tank 12 is ensured to be used more safely in the box shell 11 by arranging the partition plate 111, and meanwhile, the oil in the vertical pipe 21 is ensured to be better discharged into the bottom cylinder 31 by arranging the flow guide pipe 112;

the pipe pressing group 2 is arranged in the middle of the box shell 11, the pipe pressing group 2 is fixedly connected with the box shell 11, the pipe pressing group 2 comprises vertical pipes 21 and sealing push rods 22, switch valves 211 are arranged on the vertical pipes 21, the sealing push rods 22 are arranged in the middle of the vertical pipes 21, the sealing push rods 22 are in longitudinal sliding connection with the vertical pipes 21, the structural arrangement of the pipe pressing group 2 ensures that a user can stably extrude oil liquid in the vertical pipes 21 through the sealing push rods 22 to operate, meanwhile, the arrangement of the switch valves 211 facilitates the user to select different vertical pipes 21 to operate, the sealing push rods 22 are connected with the box shell 11 through guide frames 221, the sealing push rods 22 are in sliding connection with the guide frames 221, an electric telescopic rod 113 is fixedly arranged on the rear end face of the box shell 11, the output end of the electric telescopic rod 113 is fixedly connected with the sealing push rods 22, and the sealing push rods 22 are better installed and used in a sliding mode through the arrangement of the guide frames 221, meanwhile, the sealing push rod 22 is driven to flexibly lift and fall for use by arranging the electric telescopic rod 113;

lift jar 3 sets up the outside at case shell 11, lift jar 3 includes end jar 31 and movable rod 32, the middle part at end jar 31 is installed to movable rod 32, and movable rod 32 and the sealed sliding connection of end jar 31, install movable rod 32 through end jar 31 that guarantees that the user can be stable through the structure setting to lift jar 3, make things convenient for movable rod 32 to slide the use in end jar 31, the draining pipe 311 that is linked together with supply tank 12 is still installed to the side of end jar 31, install on-off valve 312 on draining pipe 311, guarantee the better collection that flows back of carrying on of fluid through the setting to draining pipe 311, use is controlled through the convenience of customers of setting to on-off valve 312 simultaneously.

The device designed as described above can basically satisfy the use of a hydraulic transmission system for a hydraulic machine, but the designer has made further improvements to the device with the aim of further improving its function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hydraulic transmission system for hydraulic machinery, includes experimental box (1), presses pipe group (2) and lift cylinder (3), its characterized in that: experiment case (1) is including case shell (11) and oil feed tank (12), the inside at case shell (11) is installed in oil feed tank (12), and oil feed tank (12) and case shell (11) fixed connection, press nest of tubes (2) to install at the middle part of case shell (11), and press nest of tubes (2) and case shell (11) fixed connection, lift cylinder (3) set up the outside at case shell (11).

2. The hydraulic transmission system for the hydraulic machine as claimed in claim 1, wherein a partition plate (111) is fixedly installed in the middle of the box shell (11), and a flow guide pipe (112) is further arranged on the lower end face of the box shell (11), and the flow guide pipe (112) is fixedly connected with the box shell (11) in a sealing manner.

3. The hydraulic transmission system for the hydraulic machine according to claim 2, wherein the pressure tube group (2) comprises a stand tube (21) and sealing push rods (22), the stand tube (21) is provided with a switch valve (211), the sealing push rods (22) are arranged in the middle of the stand tube (21), and the sealing push rods (22) are longitudinally connected with the stand tube (21) in a sliding manner.

4. The hydraulic transmission system for the hydraulic machine according to claim 3, wherein the sealing push rod (22) is connected with the housing (11) through a guide frame (221), the sealing push rod (22) is connected with the guide frame (221) in a sliding manner, an electric telescopic rod (113) is further fixedly mounted on the rear end face of the housing (11), and the output end of the electric telescopic rod (113) is fixedly connected with the sealing push rod (22).

5. Hydraulic transmission system for a hydraulic machine, according to claim 4, characterised in that said lifting cylinder (3) comprises a bottom cylinder (31) and a movable rod (32), said movable rod (32) being mounted in the middle of the bottom cylinder (31), and the movable rod (32) being in a sealed sliding connection with the bottom cylinder (31).

6. The hydraulic transmission system for hydraulic machinery according to claim 5, wherein a drain pipe (311) communicating with the oil supply tank (12) is further installed on the side surface of the bottom cylinder (31), and an on-off valve (312) is installed on the drain pipe (311).