CN219529435U - Multi-action switching control system of hydraulic control handle - Google Patents
Multi-action switching control system of hydraulic control handle Download PDFInfo
- Publication number
- CN219529435U CN219529435U CN202320446556.8U CN202320446556U CN219529435U CN 219529435 U CN219529435 U CN 219529435U CN 202320446556 U CN202320446556 U CN 202320446556U CN 219529435 U CN219529435 U CN 219529435U
- Authority
- CN
- China
- Prior art keywords
- control
- oil
- oil inlet
- handle
- reversing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a multi-action switching control system of a hydraulic control handle, which comprises the hydraulic control handle and an electromagnetic reversing valve, wherein oil return ports are connected with a hydraulic oil tank, and a first handle oil delivery port and a second handle oil delivery port which are opposite in direction are arranged in the hydraulic control handle; the electromagnetic reversing valve is provided with a first reversing oil inlet and a second reversing oil inlet which are respectively in butt joint with the first handle oil delivery port and the second handle oil delivery port, the first reversing oil inlet and the second reversing oil inlet are respectively connected with a plurality of control oil ports through electromagnetic valves, each control oil port is connected with an execution element, different control actions are realized through switching and communicating different control oil ports through the electromagnetic valves, the control oil ports connected with the first reversing oil inlet and the second reversing oil inlet are opposite in pairs, and positive and negative actions of the same control action are realized through switching of the first handle oil delivery port and the second handle oil delivery port. The utility model can control a plurality of different actions through a single hydraulic control handle, thereby greatly improving the maneuvering performance.
Description
Technical Field
The utility model relates to the technical field of multi-action control, in particular to a hydraulic control handle multi-action switching control system.
Background
Along with the rapid development of the crane industry, the functions on the crane are more and more abundant, more requirements are put forward on a control system, controllable functions are added on the basis of not changing the existing operation habit and the operation comfort as much as possible, and refined operation is realized so as to meet the hoisting requirements of complex working conditions.
The early handle is a control mode of a straight shape, the operation of single action in two directions can be realized only by pushing the handle back and forth, the currently commonly used handle is a control mode of a cross shape, the operation of two actions in four directions can be realized by pushing the handle back and forth, left and right, right and front, right and back and the like, and the combination of the two actions can be realized by pushing the handle in the directions of left and front, left and back, right and back and the like.
Considering the comfort of human operation, only one handle is generally arranged on the left side and the right side of the seat, and only the control of four-direction actions can be met. The newly added functions can be generally realized only by increasing the number of handles, so that the operation space of operators can be greatly reduced, the operation comfort is affected, the operation difficulty is increased, and the novel handle is extremely unfriendly to novice.
Disclosure of Invention
The utility model aims to: in order to overcome the defects of the background technology, the utility model discloses a hydraulic control handle multi-action switching control system, which can control a plurality of different actions through a single hydraulic control handle and greatly improve the maneuvering performance.
The technical scheme is as follows: the utility model discloses a hydraulic control handle multi-action switching control system which comprises a hydraulic control handle and an electromagnetic reversing valve, wherein oil return openings of the hydraulic control handle and the electromagnetic reversing valve are connected with a hydraulic oil tank, and a first handle oil delivery outlet and a second handle oil delivery outlet in opposite directions are arranged in the hydraulic control handle; the electromagnetic reversing valve is provided with a first reversing oil inlet and a second reversing oil inlet which are respectively in butt joint with the first handle oil delivery port and the second handle oil delivery port, the first reversing oil inlet and the second reversing oil inlet are respectively connected with a plurality of control oil ports through electromagnetic valves, each control oil port is connected with an execution element, different control actions are realized through switching and communicating different control oil ports through the electromagnetic valves, the control oil ports connected with the first reversing oil inlet and the second reversing oil inlet are opposite in pairs, and positive and negative actions of the same control action are realized through switching of the first handle oil delivery port and the second handle oil delivery port.
Further, each control action is correspondingly provided with a brake, and each pair of control oil ports connected with the first reversing oil inlet and the second reversing oil inlet are connected with a three-way shuttle valve, and the brake is connected through the three-way shuttle valve.
Further, two passages are arranged in the electromagnetic valve, the first reversing oil inlet and the second reversing oil inlet are respectively connected with the first control oil inlet and the second control oil inlet through the first passage, the third control oil inlet and the fourth control oil inlet through the second passage, the first control oil inlet and the second control oil inlet are respectively connected with a positive and negative executing element of a first control action, and the third control oil inlet and the fourth control oil inlet are respectively connected with a positive and negative executing element of a second control action.
Further, the first control oil port and the second control oil port are connected with a first brake of the first control action through a three-way shuttle valve, and the third control oil port and the fourth control oil port are connected with a second brake of the second control action through a three-way shuttle valve.
The beneficial effects are that: compared with the prior art, the utility model has the advantages that: the single hydraulic control handle multi-action switching control is realized by adjusting the output oil of the handle, the control function can be continuously increased by applying the principle, the control space can be saved, the system function can be continuously expanded, the system control convenience is enhanced, and all actions can be independently operated by single handle control.
Drawings
Fig. 1 is a control schematic diagram of the present utility model.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
The hydraulic control handle multi-action switching control system shown in fig. 1 comprises a hydraulic control handle 1 and an electromagnetic directional valve 2, wherein oil return ports T of the hydraulic control handle 1 and the electromagnetic directional valve 2 are both connected with a hydraulic oil tank 3, and a first handle output oil port 101 and a second handle output oil port 102 in opposite directions are arranged in the hydraulic control handle 1, so that a bidirectional oil conveying mode can be switched.
The electromagnetic directional valve 2 is provided with a first directional oil inlet 201 and a second directional oil inlet 202 which are respectively in butt joint with the first handle output oil port 101 and the second handle output oil port 102, the first directional oil inlet 201 and the second directional oil inlet 202 are respectively connected with two control oil ports through electromagnetic valves 203 (Y1 and Y2), and two passages, namely a first passage and a second passage, are arranged in the electromagnetic valves 203. The first reversing oil inlet 201 and the second reversing oil inlet 202 are respectively connected with a first control oil inlet a1 and a second control oil inlet b1 through a first passage, and are connected with a third control oil inlet a2 and a fourth control oil inlet b2 through a second passage. The first control oil port a1 and the second control oil port b1 are respectively connected with a positive and negative executive component of the first control action, and the third control oil port a2 and the fourth control oil port b2 are respectively connected with a positive and negative executive component of the second control action. Different control actions (first control action or second control action) are realized by switching and communicating different control oil ports (a 1 and b1 are communicated or a2 and b2 are communicated) through power failure and power obtaining of the electromagnetic valve 203, the first reversing oil inlet 201 and the second reversing oil inlet 202 are connected with each other, the control oil ports are opposite to each other, the a1 and the b1 are opposite, the a2 and the b2 are opposite, and the forward and reverse actions of the same control action are realized by switching the first handle output oil port 101 and the second handle output oil port 102.
The first control oil port a1 and the second control oil port b1 are connected with a first brake of a first control action through a three-way shuttle valve 205, and the third control oil port a2 and the fourth control oil port b2 are connected with a second brake of a second control action through the three-way shuttle valve 205.
The pilot hydraulic oil enters from the P port of the hydraulic control handle 1, the first handle output oil port 101 is controlled to be connected with the first reversing oil inlet port 201, the electromagnetic valve is powered off at the moment, the pilot oil is supplied to the second control oil port b1 from the first reversing oil inlet port 201, the pressure oil is transmitted to an executive component of the first control action, the first brake is opened by supplying the pressure oil to the X1 port through the three-way shuttle valve, the first brake of the first control action is released, and the first control action can generate one-direction action at the moment. Similarly, the control handle can enable the control action to generate the action in the opposite direction by enabling the second handle output oil port 102 to be communicated with the second reversing oil inlet port 202. When the second control action is controlled by the handle, the electromagnetic valve can be controlled to be electrified, at the moment, the third control oil port a2, the fourth control oil port b2 and the X2 are communicated with the pressure oil, and the second control action can be controlled by the handle.
Claims (4)
1. A hydraulic control handle multi-action switching control system is characterized in that: the hydraulic control device comprises a hydraulic control handle (1) and an electromagnetic directional valve (2), wherein oil return ports of the hydraulic control handle (1) and the electromagnetic directional valve (2) are connected with a hydraulic oil tank (3), and a first handle output oil port (101) and a second handle output oil port (102) in opposite directions are arranged in the hydraulic control handle (1); the electromagnetic reversing valve (2) is provided with a first reversing oil inlet (201) and a second reversing oil inlet (202) which are respectively in butt joint with the first handle output oil inlet (101) and the second handle output oil inlet (102), the first reversing oil inlet (201) and the second reversing oil inlet (202) are respectively connected with a plurality of control oil inlets through electromagnetic valves (203), each control oil inlet is connected with an executing element, different control actions are realized through switching and communicating different control oil inlets through the electromagnetic valves (203), and the control oil inlets connected with the first reversing oil inlet (201) and the second reversing oil inlet (202) are opposite in pairs, and the forward and backward actions of the same control actions are realized through switching of the first handle output oil inlet (101) and the second handle output oil inlet (102).
2. The hydraulically controlled handle multi-action switching control system of claim 1, wherein: each control action is correspondingly provided with a brake (204), and each pair of control oil ports connected with the first reversing oil inlet (201) and the second reversing oil inlet (202) are connected with a three-way shuttle valve (205) and are connected with the brake (204) through the three-way shuttle valve (205).
3. The hydraulically controlled handle multi-action switching control system of claim 2, wherein: two passages are arranged in the electromagnetic valve (203), the first reversing oil inlet (201) and the second reversing oil inlet (202) are respectively connected with a first control oil inlet (a 1) and a second control oil inlet (b 1) through the first passages, the first control oil inlet (a 1) and the second control oil inlet (b 1) are respectively connected with a positive and negative executive component of a control action I through the second passages, and the third control oil inlet (a 2) and the fourth control oil inlet (b 2) are respectively connected with a positive and negative executive component of a control action II.
4. The hydraulically controlled handle multi-action switching control system of claim 3, wherein: the first control oil port (a 1) and the second control oil port (b 1) are connected with a first brake for controlling the first action through a three-way shuttle valve (205), and the third control oil port (a 2) and the fourth control oil port (b 2) are connected with a second brake for controlling the second action through the three-way shuttle valve (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320446556.8U CN219529435U (en) | 2023-03-10 | 2023-03-10 | Multi-action switching control system of hydraulic control handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320446556.8U CN219529435U (en) | 2023-03-10 | 2023-03-10 | Multi-action switching control system of hydraulic control handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219529435U true CN219529435U (en) | 2023-08-15 |
Family
ID=87583525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320446556.8U Active CN219529435U (en) | 2023-03-10 | 2023-03-10 | Multi-action switching control system of hydraulic control handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219529435U (en) |
-
2023
- 2023-03-10 CN CN202320446556.8U patent/CN219529435U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20120224983A1 (en) | Multi-way valve, hydraulic device and concrete pump vehicle | |
| CN103047208B (en) | Load-sensitive electro-hydraulic proportional multi-way valve | |
| CN109372815B (en) | Multi-way reversing valve and double-pump oil supply hydraulic system | |
| CN107059983B (en) | Minus flow imports and exports independent composite control hydraulic system | |
| CN109630504B (en) | Oil inlet and outlet independent control system with pressure compensation function | |
| CN113338790B (en) | Reversing valve of hydraulic rock drill | |
| WO2014005396A1 (en) | Hydraulic system and excavator | |
| CN108443273A (en) | A kind of emergency management and rescue vehicle equipment oil return line pressure compensation throttle control system | |
| CN219529435U (en) | Multi-action switching control system of hydraulic control handle | |
| CN212738266U (en) | Electrohydraulic steering valve group of unmanned agricultural machine | |
| CN113482090A (en) | Main control valve, fixed variable hydraulic system and loader | |
| CN110671376B (en) | Engineering machinery load sensitive-inlet-outlet independent hydraulic system and control method thereof | |
| CN102808433A (en) | Hydraulic circuit and method for controlling compound actions of excavator movable arm | |
| CN204510309U (en) | A kind of bulldozer monolever realizes many actions hydraulic circuit | |
| CN113494111B (en) | Main control valve, fixed variable hydraulic system and loader | |
| CN215922319U (en) | Electro-hydraulic control steering system and loader | |
| CN212313673U (en) | Engineering machinery steering control device and engineering machinery | |
| CN114704532A (en) | Hydraulic floating type control integrated valve and hydraulic control system | |
| CN205591274U (en) | Small -size excavator combination flow control system | |
| CN211288302U (en) | Multi-way valve is suitable for and widens device | |
| CN211312642U (en) | Excavator movable arm energy-saving control system | |
| CN110594222B (en) | Hydraulic valve group of unmanned agricultural machinery | |
| CN209875588U (en) | Oil source valve, hydraulic system and engineering machinery | |
| CN106836365B (en) | Hydraulic multiplex valve system | |
| CN216153856U (en) | Electro-hydraulic control steering system and loader |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |