CN217926521U - But automatic control's multipurpose high pressure hydraulic pressure station - Google Patents
But automatic control's multipurpose high pressure hydraulic pressure station Download PDFInfo
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- CN217926521U CN217926521U CN202221873135.5U CN202221873135U CN217926521U CN 217926521 U CN217926521 U CN 217926521U CN 202221873135 U CN202221873135 U CN 202221873135U CN 217926521 U CN217926521 U CN 217926521U
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Abstract
The utility model relates to a multipurpose high-pressure hydraulic station capable of being automatically controlled, belonging to the technical field of hydraulic stations, wherein a pressure cylinder component comprises a pressure cylinder, a hydraulic control one-way valve and a one-way valve; the inlet end of the pressurizing cylinder is connected with a hydraulic control one-way valve in parallel, and the outlet end of the pressurizing cylinder is connected with a one-way valve in series; the inlet and outlet pipelines of the one-way valve are respectively connected with a one-way valve upstream high-pressure transmitter and a one-way valve downstream high-pressure transmitter; an electromagnetic directional valve is connected between the pressure cylinder and an oil pump in the oil tank; the one-way valve upstream high-pressure transmitter, the one-way valve downstream high-pressure transmitter and the electromagnetic directional valve are all in electric control connection with the control box. The problem that special hydraulic stations designed for a hydraulic bolt tensioner or a hydraulic torque wrench cannot be compatible with each other in the prior art is solved; the control device can realize the control of the high-pressure oil way through the low-pressure oil way, and solves the problem that an automatic control system using a conventional electromagnetic valve product cannot work in an ultrahigh-pressure hydraulic oil way.
Description
Technical Field
The utility model relates to a hydraulic pressure station technical field, concretely relates to but automatic control's multipurpose high pressure hydraulic pressure station.
Background
Hydraulic bolt elongator and hydraulic torque wrench are used as the instrument that can fasten the bolt for a long time in all kinds of installation occasions that have the requirement to the bolt pretightning force. Due to the different field conditions, users often need to use both types of tools. From the working principle, the core driving parts of the hydraulic bolt stretcher and the hydraulic torque wrench are both ultrahigh pressure oil cylinders, the hydraulic bolt stretcher generally uses plunger cylinders, and the hydraulic torque wrench generally uses double-acting oil cylinders; from the requirement of a hydraulic system, the working pressure of the hydraulic bolt tensioner is far greater than that of the hydraulic torque wrench, and the oil filling requirement of the hydraulic bolt tensioner is far less than that of the hydraulic torque wrench. Under general condition, hydraulic bolt elongator needs to form a complete set with hydraulic torque wrench respective special hydraulic pressure station and uses, because oil circuit, operating mode are different, and a hydraulic pressure station can't be shared to different grade type instrument, uses and the maintenance cost is higher to the user, is unfavorable for the popularization of product to hydraulic tool manufacturing enterprise.
Meanwhile, as the conventional electromagnetic valve products such as the electromagnetic overflow valve cannot be used in an ultrahigh pressure state, the automatic control requirement of the operation of the hydraulic station is difficult to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multipurpose high-pressure hydraulic station which can be automatically controlled aiming at the defects and deficiencies of the prior art, can realize the liquid filling and the pressurization without volume limitation under the condition of ultrahigh pressure, and solves the problem that the special hydraulic stations designed aiming at the hydraulic bolt stretcher or the hydraulic torque wrench can not be compatible with each other; the control of the high-pressure oil way through the low-pressure oil way can be realized, and the problem that an automatic control system using a conventional electromagnetic valve product cannot work on an ultrahigh-pressure hydraulic oil way is solved.
In order to achieve the above purpose, the utility model adopts the following technical proposal: it comprises a main body and a control box; one side of the main body is provided with a control box; it also includes:
the boosting cylinder assembly consists of a boosting cylinder, a hydraulic control one-way valve and a one-way valve; the inlet end of the pressurizing cylinder is connected with a hydraulic control one-way valve in parallel, and the outlet end of the pressurizing cylinder is connected with a one-way valve in series; the inlet and outlet pipelines of the one-way valve are respectively connected with a one-way valve upstream high-pressure transmitter and a one-way valve downstream high-pressure transmitter; an electromagnetic directional valve is connected between the pressure cylinder and an oil pump in the oil tank; the one-way valve upstream high-pressure transmitter, the one-way valve downstream high-pressure transmitter and the electromagnetic directional valve are electrically connected with the control box;
the main body includes:
the motor is fixed on the oil tank and electrically connected with the control box; the supercharging cylinder assembly is arranged in the oil tank; the one-way valve upstream high-pressure transmitter is arranged above the oil tank; an overflow valve pressure transmitter is connected between an oil pump in the oil tank and the electromagnetic directional valve and is connected with an electric control proportional overflow valve; the electric control proportional overflow valve and the overflow valve pressure transmitter are both arranged above the oil tank; the overflow valve pressure transmitter and the electric control proportional overflow valve are electrically connected with the control box;
the oil outlet oil way distributor is arranged on the oil tank and is connected with the outlet end of the one-way valve and the working oil cylinder of the hydraulic bolt tensioner; the oil outlet oil way distributor is connected with a plurality of hydraulic torque wrench oil filling interfaces and a one-way valve downstream high-pressure gauge in a penetrating way; the hydraulic torque wrench oil filling interface is connected with the side A of the hydraulic torque wrench working oil cylinder; the high-pressure transmitter at the downstream of the one-way valve is connected to the oil outlet way distributor;
the oil return way distributor is arranged on the oil tank and is in run-through connection with a plurality of oil return interfaces of the hydraulic torque wrench; the oil return way distributor is connected between the electromagnetic directional valve and the R side of the hydraulic torque wrench working oil cylinder by a pipeline;
the oil charging interface of the hydraulic bolt tensioner is communicated with the oil tank;
the hydraulic bolt tensioner oil return interface is communicated with the oil tank by a stop valve.
Preferably, the main body and the control box are both provided in a protective frame.
Preferably, a PCB control panel is arranged in the control box, and the PCB control panel is electrically connected with the motor, the electromagnetic directional valve, the electric control proportional overflow valve, the overflow valve pressure transmitter, the check valve upstream high pressure transmitter and the check valve downstream high pressure transmitter respectively by using cables.
Preferably, the PCB control panel utilizes wireless communication to be connected with the host computer, and this host computer is for having the explosion-proof cell-phone of special APP.
Preferably, the oil tank is provided with a hydraulic oil temperature transmitter, and the hydraulic oil temperature transmitter is electrically connected with the PCB control panel.
Preferably, the side wall of the oil tank is provided with an oil tank liquid level meter.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an automatic control multipurpose high pressure hydraulic station, which can realize the liquid filling and pressure increasing without volume limitation under the condition of ultrahigh pressure, and solve the problem that the special hydraulic stations designed aiming at the hydraulic bolt stretcher or the hydraulic torque wrench can not be compatible with each other; the control of the high-pressure oil way through the low-pressure oil way can be realized, and the problem that an automatic control system using a conventional electromagnetic valve product cannot work on an ultrahigh-pressure hydraulic oil way is solved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention with the fender bracket removed.
Fig. 3 is a view from a in fig. 2.
Fig. 4 is the oil circuit schematic diagram of the hydraulic station of the present invention.
Description of the reference numerals:
the hydraulic torque wrench oil filling device comprises a main body 1, a control box 2, a protection frame 3, a motor 4, an oil tank 5, an oil tank liquid level meter 6, a one-way valve downstream high-pressure gauge 7, an oil outlet oil way distributor 8, an oil return oil way distributor 9, a hydraulic torque wrench oil filling interface 10, a hydraulic torque wrench oil return interface 11, a hydraulic oil temperature transmitter 12, an overflow valve pressure transmitter 13, a one-way valve upstream high-pressure transmitter 14, a one-way valve downstream high-pressure transmitter 15, an electromagnetic reversing valve 1DT 16, an electromagnetic reversing valve 2DT 17, an electronic control proportional overflow valve 18, a hydraulic bolt tensioner oil filling interface 19, a hydraulic bolt tensioner oil return interface 20, a stop valve 21, a hydraulic torque wrench working oil cylinder A side 22, a hydraulic torque wrench working oil cylinder R side 23, a hydraulic bolt tensioner working oil cylinder 24, a pressure cylinder assembly 25, a pressure cylinder 26, a hydraulic control one-way valve 27 and a one-way valve 28.
Detailed Description
In the following, the technical solutions of the present invention will be clearly and completely described with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the scope of the present invention.
As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: it comprises a main body 1 and a control box 2; a control box 2 is arranged on one side of the main body 1; the main body 1 and the control box 2 are both arranged in the protective frame 3; be equipped with the PCB control panel in the control box 2, can accomplish the work of automatically regulated oil pressure, drive hydraulic tool, the PCB control panel utilizes wireless communication and upper computer connection, and this upper computer is for having the explosion-proof cell-phone of special APP, can accomplish the work of control hydraulic pressure station operating condition, collection data, sending work order. The lower computer and the upper computer exchange data in a wireless communication mode, and under the condition of a preset working process, an operator can be assisted to complete the setting, operation and data recording of the hydraulic station; it also includes:
the booster cylinder assembly 25, the booster cylinder assembly 25 is formed by a booster cylinder 26, a pilot-controlled check valve 27 and a check valve 28; the inlet end of the pressure cylinder 26 is connected with a pilot-controlled check valve 27 in parallel, and the outlet end of the pressure cylinder 26 is connected with a check valve 28 in series; the inlet and outlet pipelines of the check valve 28 are respectively connected with a check valve upstream high-pressure transmitter 14 and a check valve downstream high-pressure transmitter 15; an electromagnetic directional valve is connected between the pressure cylinder 26 and an oil pump in the oil tank 5; the electromagnetic directional valve can switch oil paths under the control of the PCB control panel, and the high-pressure transmitter 14 at the upstream of the one-way valve, the high-pressure transmitter 15 at the downstream of the one-way valve and the electromagnetic directional valve are electrically connected with the PCB control panel;
the body 1 includes:
the side wall of the oil tank 5 is provided with an oil tank liquid level meter 6, and the oil tank 5 is fixed with a motor 4; the supercharging cylinder assembly 25 is arranged inside the oil tank 5; the one-way valve upstream high-pressure transmitter 14 is arranged above the oil tank 5; an overflow valve pressure transmitter 13 is connected between an oil pump in the oil tank 5 and the electromagnetic directional valve, and the overflow valve pressure transmitter 13 is connected with an electric control proportional overflow valve 18; the electric control proportional overflow valve 18 can adjust the pressure value of the hydraulic system under the control of the PCB control panel; the electric control proportional overflow valve 18 and the overflow valve pressure transmitter 13 are both arranged above the oil tank 5; the motor 4 is a 0.55kW three-phase alternating current motor, is connected with an oil pump in the oil tank 5 through a coupler, the discharge capacity of the oil pump is 1.1L/min, and the motor 4 can drive the oil pump to operate under the control of the PCB control board; a hydraulic oil temperature transmitter 12 is arranged on the oil tank 5; the motor 4, the hydraulic oil temperature transmitter 12, the overflow valve pressure transmitter 13 and the electric control proportional overflow valve 18 are electrically connected with the PCB control panel;
the oil outlet oil way distributor 8 is of a hexagonal columnar structure and is arranged on the oil tank 5, and the oil outlet oil way distributor 8 is connected with the outlet end of the check valve 28 and the hydraulic bolt tensioner working oil cylinder 24; the oil outlet oil way distributor 8 is connected with a plurality of oil filling interfaces 10 of the hydraulic torque wrench and a high-pressure gauge 7 at the downstream of the one-way valve in a penetrating way; the oil filling interface 10 of the hydraulic torque wrench is connected with the side A22 of the working cylinder of the hydraulic torque wrench; the high-pressure transmitter 15 at the downstream of the one-way valve is connected to the oil outlet way distributor 8;
the oil return way distributor 9 is of a hexagonal columnar structure and is arranged on the oil tank 5, and a plurality of hydraulic torque wrench oil return interfaces 11 are connected to the oil return way distributor 9 in a penetrating manner; the oil return way distributor 9 is connected between the electromagnetic directional valve and the R side 23 of the hydraulic torque wrench working cylinder by a pipeline;
the oil charging interface 19 of the hydraulic bolt tensioner is communicated with the oil tank 5;
and the hydraulic bolt tensioner oil return interface 20 is communicated with the oil tank 5 by utilizing a stop valve 21.
Use the utility model discloses under the condition of connecting hydraulic tool, the working method at hydraulic pressure station is as follows:
when a hydraulic torque wrench is connected, the electromagnetic directional valve 2DT 17 is electrified, oil can flow into the side A22 of the working cylinder of the hydraulic torque wrench through the supercharging cylinder assembly 25 and the oil outlet oil way distributor 8 and is supercharged in proportion, the oil on the side R23 of the working cylinder of the hydraulic torque wrench flows into the oil tank 5 through the oil return oil way distributor 9, and a piston in the working cylinder of the hydraulic torque wrench moves from the side A to the side R; when the electromagnetic directional valve 1DT 16 is energized, the pilot operated check valve 27 is pushed open, the oil can flow into the chamber on the R side 23 of the hydraulic torque wrench working cylinder through the oil return path distributor 9, the oil in the chamber on the a side 22 of the hydraulic torque wrench working cylinder can flow into the oil tank 5 through the oil outlet path distributor 8 and the pilot operated check valve 27, and the piston in the hydraulic torque wrench working cylinder moves from the chamber on the R side to the chamber on the a side.
When the hydraulic bolt stretcher is connected, the electromagnetic directional valve 2DT 17 is electrified, and oil can flow into the working oil cylinder 24 of the hydraulic bolt stretcher through the supercharging cylinder assembly 25 and the oil outlet oil way distributor 8 and is proportionally supercharged; the stop valve 21 is closed, oil can only flow in but not flow out, and the pressure maintaining function is realized; the stop valve 21 is opened, and the oil flows into the oil tank 5 through the stop valve 21, so that the pressure relief function is realized.
Compared with the prior art, the beneficial effects of the embodiment are as follows:
1. according to the hydraulic station, the pressurization function without volume limitation is realized through the pressurization cylinder assembly, the miniaturization of the hydraulic station is realized, the number and the specification of connected tools are not limited by the hydraulic station, and the hydraulic station can pressurize the oil cylinder with any volume after being filled with liquid.
2. In the specific embodiment, the low-pressure control oil way and the high-pressure working oil way are isolated by the supercharging cylinder assembly, so that the function of low-pressure control and high-pressure execution is realized, and the automatic control function can be realized by using a conventional electromagnetic control valve.
It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. An automatically-controlled multipurpose high-pressure hydraulic station is characterized in that: it comprises a main body (1) and a control box (2); a control box (2) is arranged on one side of the main body (1); it also includes:
the booster cylinder assembly (25), the booster cylinder assembly (25) is composed of a booster cylinder (26), a hydraulic control one-way valve (27) and a one-way valve (28); the inlet end of the pressure cylinder (26) is connected with a hydraulic control one-way valve (27) in parallel, and the outlet end of the pressure cylinder (26) is connected with a one-way valve (28) in series; an inlet and outlet pipeline of the one-way valve (28) is respectively connected with a one-way valve upstream high-pressure transmitter (14) and a one-way valve downstream high-pressure transmitter (15); an electromagnetic directional valve is connected between the pressure cylinder (26) and an oil pump in the oil tank (5); the one-way valve upstream high-pressure transmitter (14), the one-way valve downstream high-pressure transmitter (15) and the electromagnetic directional valve are electrically connected with the control box (2);
the body (1) comprises:
the motor (4) is fixed on the oil tank (5), and the motor (4) is electrically connected with the control box (2); the supercharging cylinder assembly (25) is arranged inside the oil tank (5); the one-way valve upstream high-pressure transmitter (14) is arranged above the oil tank (5); an overflow valve pressure transmitter (13) is connected between an oil pump in the oil tank (5) and the electromagnetic directional valve, and the overflow valve pressure transmitter (13) is connected with an electric control proportional overflow valve (18); the electric control proportional overflow valve (18) and the overflow valve pressure transmitter (13) are both arranged above the oil tank (5); the overflow valve pressure transmitter (13) and the electric control proportional overflow valve (18) are electrically connected with the control box (2);
the oil outlet oil way distributor (8) is arranged on the oil tank (5), and is connected with the outlet end of the one-way valve (28) and the hydraulic bolt stretcher working oil cylinder (24); the oil outlet oil way distributor (8) is connected with a plurality of hydraulic torque wrench oil filling interfaces (10) and a one-way valve downstream high-pressure gauge (7) in a run-through manner; wherein the oil filling interface (10) of the hydraulic torque wrench is connected with the A side (22) of the working oil cylinder of the hydraulic torque wrench; the high-pressure transmitter (15) at the downstream of the one-way valve is connected to the oil outlet oil way distributor (8);
the oil return way distributor (9) is arranged on the oil tank (5), and a plurality of hydraulic torque wrench oil return interfaces (11) are connected to the oil return way distributor (9) in a penetrating manner; the oil return way distributor (9) is connected between the electromagnetic directional valve and the R side (23) of the hydraulic torque wrench working oil cylinder by a pipeline;
the hydraulic bolt tensioner oil filling interface (19) is communicated with the oil tank (5);
the hydraulic bolt tensioner oil return connector (20) is connected with the oil tank (5) through a stop valve (21) through the hydraulic bolt tensioner oil return connector (20).
2. An automatically controllable multi-purpose high pressure hydraulic station according to claim 1, characterized in that: the main body (1) and the control box (2) are both arranged in the protection frame (3).
3. An automatically controllable multi-purpose high pressure hydraulic station according to claim 1, characterized in that: and a PCB control panel is arranged in the control box (2), and is electrically connected with the motor (4), the electromagnetic directional valve, the electric control proportional overflow valve (18), the overflow valve pressure transmitter (13), the check valve upstream high-pressure transmitter (14) and the check valve downstream high-pressure transmitter (15) by cables.
4. An automatically controllable multi-purpose high pressure hydraulic station according to claim 3, characterized in that: the PCB control panel utilizes wireless communication and host computer to be connected, and this host computer is for having special APP's explosion-proof cell-phone.
5. An automatically controllable multi-purpose high pressure hydraulic station according to claim 3, characterized in that: and a hydraulic oil temperature transmitter (12) is arranged on the oil tank (5), and the hydraulic oil temperature transmitter (12) is electrically connected with the PCB control panel.
6. An automatically controllable multi-purpose high pressure hydraulic station according to claim 1, characterized in that: and an oil tank liquid level meter (6) is arranged on the side wall of the oil tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221873135.5U CN217926521U (en) | 2022-07-20 | 2022-07-20 | But automatic control's multipurpose high pressure hydraulic pressure station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221873135.5U CN217926521U (en) | 2022-07-20 | 2022-07-20 | But automatic control's multipurpose high pressure hydraulic pressure station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217926521U true CN217926521U (en) | 2022-11-29 |
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ID=84191429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221873135.5U Active CN217926521U (en) | 2022-07-20 | 2022-07-20 | But automatic control's multipurpose high pressure hydraulic pressure station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217926521U (en) |
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2022
- 2022-07-20 CN CN202221873135.5U patent/CN217926521U/en active Active
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