CN217301113U - Hydraulic buffer device for resetting shifting fork type actuator - Google Patents
Hydraulic buffer device for resetting shifting fork type actuator Download PDFInfo
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- CN217301113U CN217301113U CN202123448268.6U CN202123448268U CN217301113U CN 217301113 U CN217301113 U CN 217301113U CN 202123448268 U CN202123448268 U CN 202123448268U CN 217301113 U CN217301113 U CN 217301113U
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Abstract
The utility model discloses a buffer that surges for shifting fork executor resets, including hydro-cylinder, spring holder, push rod, piston, plunger, guide block, main hydraulic fluid port and spring, the spring holder passes through the connecting piece to be fixed on the inner wall of hydro-cylinder. The utility model discloses buffer surges adopts two extension bar structures, the setting is inside the spring module, the form is simple, compact structure, when the manual suppress of executor, hydraulic oil gets into the hydro-cylinder from main hydraulic fluid port and supplementary hydraulic fluid port, make the piston action, hydraulic oil flows back to the oil tank, when the piston action is to a locating position, the plunger gets into main hydraulic fluid port working chamber, main hydraulic fluid port is closed, after closing main hydraulic fluid port, hydraulic oil flows back to the oil tank from supplementary hydraulic fluid port, the flow of diameter restriction hydraulic oil through supplementary hydraulic fluid port, thereby the speed that slow spring resets, realize buffer function, guarantee to be difficult for causing the damage after long-term the use, unnecessary loss has been avoided, and then satisfy the user demand comprehensively.
Description
Technical Field
The utility model relates to an executor technical field specifically is a buffer that surges for shifting fork formula executor resets.
Background
The actuator is an essential important component in an automatic control system, and has the functions of receiving a control signal sent by a controller and changing the size of a controlled medium so as to maintain a controlled variable at a required numerical value or within a certain range, the actuator can be divided into three categories of pneumatic, hydraulic and electric according to the energy form, the pneumatic actuator uses compressed air as an energy source, and the actuator is characterized by simple structure, reliable and stable action, large output thrust, convenient maintenance, fire and explosion prevention and low price, so that the actuator can be widely applied to the production processes of chemical engineering, paper making, oil refining and the like, and can be conveniently matched with a passive instrument for use.
The most structure of the hydraulic drive device for resetting the shift fork type actuator in the prior art is complex, and does not have a certain buffering function, so that the condition of damage is easily caused after long-term use, unnecessary waste is brought, the use requirement is difficult to meet, and therefore the hydraulic drive buffer device for resetting the shift fork type actuator is provided so as to solve the problem provided in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a buffer that surges for shifting fork executor resets to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a buffer that surges for shifting fork executor resets, includes hydro-cylinder, spring holder, push rod, piston, plunger, guide block, main hydraulic fluid port and spring, the spring holder passes through the connecting piece to be fixed on the inner wall of hydro-cylinder, the push rod sets up runs through the hydro-cylinder and links to each other with the guide block in the inside and one end of spring holder, the piston sets up the surface at the inside and fixed connection of hydro-cylinder at the push rod, the plunger sets up the side at the piston, the main hydraulic fluid port is seted up on the hydro-cylinder and is corresponded one side that the piston was kept away from to the plunger.
Preferably, the oil cylinder is further provided with an auxiliary oil port, and the opening direction of the auxiliary oil port is perpendicular to the opening direction of the main oil port.
Preferably, the connecting piece is a screw.
Preferably, the oil cylinder is fixedly connected with a mounting plate, and the mounting plate is provided with a mounting screw hole.
Preferably, the number of the springs is not less than six and the springs are all installed inside the oil cylinder.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses buffer surges adopts two extension bar structures, the setting is inside the spring module, the form is simple, compact structure, when the manual suppression of executor, hydraulic oil gets into the hydro-cylinder from main hydraulic fluid port and supplementary hydraulic fluid port, make the piston move, hydraulic oil flows back to the oil tank, when the piston moves to a certain position, the plunger gets into main hydraulic fluid port working chamber, main hydraulic fluid port closes, after closing main hydraulic fluid port, hydraulic oil flows back to the oil tank from supplementary hydraulic fluid port, the flow of diameter restriction hydraulic oil through supplementary hydraulic fluid port, thereby slow spring reset's speed, realize buffer function, guarantee to be difficult for causing the damage after long-term the use, unnecessary loss has been avoided, and then the user demand is satisfied comprehensively.
Drawings
FIG. 1 is a sectional view of the front view of the present invention;
fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.
In the figure: the oil cylinder 1, the spring seat 2, the push rod 3, the piston 4, the plunger 5, the guide block 6, the main oil port 7, the spring 8, the connecting piece 9, the auxiliary oil port 10 and the mounting plate 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
Please refer to fig. 1-2, a hydraulic buffer device for resetting a shifting fork type actuator comprises an oil cylinder 1, a spring seat 2, a push rod 3, a piston 4, a plunger 5, a guide block 6, a main oil port 7 and a spring 8, wherein the spring seat 2 is fixed on the inner wall of the oil cylinder 1 through a connecting piece 9, the push rod 3 is arranged inside the spring seat 2, one end of the push rod is connected with the guide block 6 through the oil cylinder 1, the piston 4 is arranged inside the oil cylinder 1 and is fixedly connected on the surface of the push rod 3, the plunger 5 is arranged on the side surface of the piston 4, and the main oil port 7 is arranged on the oil cylinder 1 and corresponds to one side of the plunger 5 away from the piston 4.
Specifically, the oil cylinder 1 is further provided with an auxiliary oil port 10, and the opening direction of the auxiliary oil port is perpendicular to the opening direction of the main oil port 7.
Specifically, the connecting member 9 is specifically a screw.
Specifically, the oil cylinder 1 is fixedly connected with a mounting plate 11, and the mounting plate 11 is provided with a mounting screw hole.
Specifically, the number of the springs 8 is not less than six and all the springs are arranged inside the oil cylinder 1.
The utility model discloses buffer that surges adopts two extension bar structures, the setting is inside spring module, the form is simple, compact structure, when the manual suppress of executor, hydraulic oil gets into hydro-cylinder 1 from main hydraulic fluid port 7 and supplementary hydraulic fluid port 10, make piston 4 action, hydraulic oil flows back the oil tank, when piston 4 action to a locating position, plunger 5 advances into main hydraulic fluid port 7 working chamber, main hydraulic fluid port 7 closes, after closing main hydraulic fluid port 7, hydraulic oil flows back the oil tank from supplementary hydraulic fluid port 10, the flow of diameter restriction hydraulic oil through supplementary hydraulic fluid port 10, thereby the speed that slow spring 8 resets, realize buffer function, guarantee to be difficult for causing the damage after the long-term use, unnecessary loss has been avoided, and then satisfy the user demand comprehensively.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a buffer that surges for shifting fork formula executor resets, includes hydro-cylinder (1), spring holder (2), push rod (3), piston (4), plunger (5), guide block (6), main oil port (7) and spring (8), its characterized in that: spring holder (2) are fixed on the inner wall of hydro-cylinder (1) through connecting piece (9), push rod (3) set up inside and one end at spring holder (2) and run through hydro-cylinder (1) and link to each other with guide block (6), piston (4) set up in inside and fixed connection of hydro-cylinder (1) on the surface of push rod (3), plunger (5) set up the side at piston (4), main hydraulic fluid port (7) are seted up on hydro-cylinder (1) and are corresponded one side that piston (4) were kept away from in plunger (5).
2. The hydraulic buffer device for resetting the shifting fork type actuator according to claim 1, wherein: the oil cylinder (1) is also provided with an auxiliary oil port (10) which is vertical to the opening direction of the main oil port (7).
3. The hydraulic buffer device for resetting the shifting fork type actuator as claimed in claim 2, wherein: the connecting piece (9) is a screw.
4. The hydraulic buffer device for resetting the shifting fork type actuator according to claim 3, wherein: the oil cylinder (1) is fixedly connected with a mounting plate (11), and the mounting plate (11) is provided with a mounting screw hole.
5. The hydraulic buffer device for resetting the shifting fork type actuator according to claim 4, wherein: the number of the springs (8) is not less than six and the springs are all installed inside the oil cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123448268.6U CN217301113U (en) | 2021-12-31 | 2021-12-31 | Hydraulic buffer device for resetting shifting fork type actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123448268.6U CN217301113U (en) | 2021-12-31 | 2021-12-31 | Hydraulic buffer device for resetting shifting fork type actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217301113U true CN217301113U (en) | 2022-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123448268.6U Active CN217301113U (en) | 2021-12-31 | 2021-12-31 | Hydraulic buffer device for resetting shifting fork type actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217301113U (en) |
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2021
- 2021-12-31 CN CN202123448268.6U patent/CN217301113U/en active Active
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