CN209925316U - Automatic continuous single-action supercharging device - Google Patents
Automatic continuous single-action supercharging device Download PDFInfo
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- CN209925316U CN209925316U CN201920697321.XU CN201920697321U CN209925316U CN 209925316 U CN209925316 U CN 209925316U CN 201920697321 U CN201920697321 U CN 201920697321U CN 209925316 U CN209925316 U CN 209925316U
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Abstract
The utility model relates to an automatic continuous single-action supercharging device, which comprises a main supercharging block, wherein a first one-way valve, a second one-way valve, a first hydraulic control one-way valve and a sequence valve are integrated outside the main supercharging block, a main oil inlet is arranged on the end surface of the main supercharging block, the automatic continuous single-action supercharging device comprises a control oil port and a hydraulic valve oil path passage, a supercharging piston is hermetically installed in a main supercharging block, the inner part of the main supercharging block is a supercharging cavity, an oil release cavity and a high-pressure cavity by the supercharging piston, the high-pressure cavity of the main supercharging block is provided with a high-pressure oil port, the oil release cavity of the main supercharging block is provided with an oil release port, an outlet of a sequence valve is connected with the supercharging cavity through a communication passage, the automatic continuous single-action supercharging device further comprises a second hydraulic one-way valve, the outlet of the second hydraulic one-way valve is communicated with the communication passage between the sequence valve and the supercharging cavity, an inlet of the second hydraulic one-way valve is communicated with the pressure release passage. Compared with the prior art, the structure and the control mode are improved, and the valve core is prevented from being stuck.
Description
Technical Field
The utility model belongs to the technical field of hydraulic pressure, concretely relates to automatic continuous single action supercharging device.
Background
In the equipment driven by the low-pressure system, if a certain mechanism needs to be driven by the high-pressure system, only an oil pressure supercharging device is needed to be arranged in the original system, and the low-pressure oil of the low-pressure system can be converted into the high-pressure oil of the high-pressure system. For example, the utility model discloses an automatic continuous single-acting supercharger (publication number: CN205298094U, publication date: 2016.06.08), which comprises a main supercharging block, wherein a hydraulic valve is integrated outside the main supercharging block, the hydraulic valve comprises a first check valve, a second check valve, a hydraulic control check valve, a sequence valve and a hydraulic control reversing valve, a main oil inlet, a control oil port and a hydraulic valve oil path channel are arranged on the end surface of the main supercharging block, a supercharging piston is hermetically arranged in the main supercharging block, and the inner part of the main supercharging block is a supercharging cavity, an oil release cavity and a high pressure cavity by the supercharging piston; the high-pressure cavity of the main pressurizing block is provided with a high-pressure oil port, and the pressure relief cavity of the main pressurizing block is provided with an oil relief port. The supercharging device has the following problems: the valve core is extremely easy to be stuck and the failure is frequent by a pilot control method of the electromagnetic valve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic continuous single action supercharging device to solve the dead problem of easy card of the case of current increase device.
In order to achieve the above object, the utility model discloses an automatic continuous single-action supercharging device adopts following technical scheme: the automatic continuous single-action supercharging device comprises a main supercharging block, a first one-way valve, a second one-way valve, a first hydraulic control one-way valve and a sequence valve are integrated outside the main supercharging block, a main oil inlet is arranged on the end surface of the main supercharging block, the automatic continuous single-action supercharging device comprises a control oil port and a hydraulic valve oil path passage, a supercharging piston is hermetically installed in a main supercharging block, the inner part of the main supercharging block is a supercharging cavity, an oil release cavity and a high-pressure cavity by the supercharging piston, the high-pressure cavity of the main supercharging block is provided with a high-pressure oil port, the oil release cavity of the main supercharging block is provided with an oil release port, an outlet of a sequence valve is connected with the supercharging cavity through a communication passage, the automatic continuous single-action supercharging device further comprises a second hydraulic one-way valve, the outlet of the second hydraulic one-way valve is communicated with the communication passage between the sequence valve and the supercharging cavity, an inlet of the second hydraulic one-way valve is communicated with the pressure release passage.
Has the advantages that: hydraulic oil respectively leads to the integrated hydraulic control one-way valve, the one-way valve and the sequence valve through the main oil port and then enters the execution mechanism through the one-way valve to ensure that the execution mechanism works fast, when the system reaches a set pressure, the sequence valve is opened, the oil directly enters the oil inlet cavity to push the double-head piston to advance to compress the oil in the high-pressure cavity to complete pressurization, when the large end of the pressurization piston advances to a certain position, the control oil enables the first hydraulic control one-way valve to be opened, the pressure in the oil inlet cavity is released, and the pressurization piston retreats to the initial position; at the moment, the oil is controlled to be decompressed, the first one-way valve is restored to the non-return state of the initial machine, and the operation is repeated until the required pressure multiple is reached. When pressure is released, the main reversing valve is reversed, the second hydraulic control one-way valve is opened, and pressure release is completed. Compared with the prior art, the structure and the control mode are changed on the basis of the original control, and the valve core is prevented from being stuck.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and obviously, the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;
FIG. 1 is a schematic diagram of a particular embodiment of an automatic continuous single-acting supercharger;
FIG. 2 is a schematic diagram of a particular embodiment of an automatic continuous single-acting supercharger.
In the figure: the hydraulic control system comprises a main pressurizing body 1, a second hydraulic control one-way valve 2, a second one-way valve 3, a first hydraulic control one-way valve 4, a first one-way valve 5, a cartridge type sequence valve 6, a flange cover 7, a main oil inlet 8, a control oil port 9, an oil drainage port 10, a high-pressure oil port 11, a pressurizing cavity 12, a pressure relief cavity 13, an oil inlet cavity 14, a double-head piston 15 and a main reversing valve 16.
Detailed Description
In order to make the technical purpose, technical solution and advantageous effects of the present invention clearer, the technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.
The specific embodiment of the automatic continuous single-action supercharger comprises a main supercharging body 1, wherein a first hydraulic control one-way valve 4, a second hydraulic control one-way valve 2, a first one-way valve 5, a second one-way valve 3 and a plug-in type sequence valve 6 are integrated outside the main supercharging body 1, a main oil inlet 8, a control oil port 9, hydraulic valve oil passages and auxiliary passages are formed in each end face of the main supercharging body 1, a double-head piston 15 is hermetically installed in the main supercharging body 1, and the main supercharging body is divided into an oil inlet cavity 14, an oil drainage cavity 13 and a supercharging cavity 12 by the double-head piston 15; the flange cover 7 is installed in the connection of main pressure boost body oil feed chamber end, and main pressure boost body 1 pressure boost chamber 12 is equipped with high-pressure oil port 11, and main pressure boost body 1 pressure release chamber 13 is equipped with draining port 10.
Working principle (the whole forward and backward working process is taken as an example for explanation);
executing a forward action process: as shown in figure 1, a main reversing valve 16 is used for reversing, oil enters a main oil inlet 8 of the automatic continuous single-action supercharger and mainly enters an actuating mechanism through a first hydraulic control one-way valve 4, and the quick action of the actuating mechanism is guaranteed.
And (3) a pressurization process: when the actuator meets a load to enable the system pressure to rise, the plug-in sequence valve 6 is opened, oil enters the oil inlet cavity 14 to push the double-head piston 15 to move, the oil in the pressurization cavity 12 is compressed, high-pressure oil enters the actuator, when the pressurization piston moves to a specified position, the oil in the oil inlet cavity 14 enters the control oil port 9 to control the second oil-controlled one-way valve 2 to be opened, the oil inlet cavity 14 is depressurized, the double-head piston 15 moves backwards to an initial state to control oil depressurization, the hydraulic-controlled one-way valve recovers the check function, the operation is repeated in the above way until the oil in the high-pressure cavity reaches the required pressure, and the pressurization multiple is related to the area ratio of the large end face and the small.
Executing a back action process: as shown in fig. 1, the main directional control valve 16 is reversed, the pilot directional control valve 4 is opened, and the oil in the actuator returns to the oil tank from the first pilot directional control valve 4, thereby completing the retreating process.
The utility model discloses an automatic continuous pressure boost process has been accomplished to two integrated liquid accuse check valves 2, 4, two check valves 3, 5, cartridge formula sequence valve 6, and the pressure boost is effectual, and process structure is simple, low in manufacturing cost is honest and clean, and stability is strong, convenient to popularize and use.
Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating but not limiting the technical solution of the present invention, and any equivalent replacement and modification or partial replacement which do not depart from the spirit and scope of the present invention should be covered within the protection scope of the claims of the present invention.
Claims (1)
1. Automatic continuous single-action supercharging device, including main pressure boost piece, main pressure boost piece external integration has first check valve, the second check valve, first liquid accuse check valve and sequence valve, be equipped with main oil inlet on the terminal surface of main pressure boost piece, control hydraulic fluid port and hydrovalve oil way passageway, main pressure boost piece internally sealed mounting has the pressure boost piston, the pressure boost piston is the pressure boost chamber with main pressure boost piece inside, let out the oil pocket, high-pressure chamber, the high-pressure chamber of main pressure boost piece is equipped with high pressure hydraulic fluid port, the pressure relief chamber of main pressure boost piece is equipped with the draining port, the export of sequence valve is through intercommunication access connection the pressure boost chamber, its characterized in that: the automatic continuous single-action supercharging device further comprises a second hydraulic control one-way valve, an outlet of the second hydraulic control one-way valve is communicated with a communication channel between the sequence valve and the supercharging cavity, an inlet of the second hydraulic control one-way valve is communicated with the pressure relief channel, and a control port of the second hydraulic control one-way valve is connected with a control oil port of the main supercharging block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920697321.XU CN209925316U (en) | 2019-05-16 | 2019-05-16 | Automatic continuous single-action supercharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920697321.XU CN209925316U (en) | 2019-05-16 | 2019-05-16 | Automatic continuous single-action supercharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209925316U true CN209925316U (en) | 2020-01-10 |
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ID=69090740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920697321.XU Expired - Fee Related CN209925316U (en) | 2019-05-16 | 2019-05-16 | Automatic continuous single-action supercharging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209925316U (en) |
-
2019
- 2019-05-16 CN CN201920697321.XU patent/CN209925316U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |