CN206035925U - Control hydraulic system takes blame for others - Google Patents
Control hydraulic system takes blame for others Download PDFInfo
- Publication number
- CN206035925U CN206035925U CN201620894083.8U CN201620894083U CN206035925U CN 206035925 U CN206035925 U CN 206035925U CN 201620894083 U CN201620894083 U CN 201620894083U CN 206035925 U CN206035925 U CN 206035925U
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- plug
- unit
- hydraulic fluid
- valve
- fluid ports
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Abstract
The utility model relates to a control hydraulic system takes blame for others, this hydraulic system include power control valve piece, the control valve block that takes blame for others, base apparatus and take blame for others, base apparatus, power control valve piece, control valve block and take blame for others and establish ties in proper order takes blame for others, take blame for others and plug -in components g's y hydraulic fluid port links to each other the department and is provided with the manometer, is convenient for carry out the pressure monitoring that lasts to whole port pressure of taking blame for others, pressure stability that control was taken blame for others, be provided with air cleaner on the oil tank of base apparatus for the dust or the debris that reduce in the air enter into the oil tank probability, avoid getting into among the oil pipe condition that a large amount of dusts caused the jam of pipeline and caused unstable pressure, through linking to each other of simple control valve and pipeline, realize the pressure control to taking blame for others, what can last stable provides even pressure distribution for the pressure test data are more accurate.
Description
Technical field
This utility model is related to hydraulic control system, more particularly to one kind is taken blame for others control hydraulic system.
Background technology
In pressure testing machine, the control to taking blame for others generally requires precise control and the stroke of cylinder of taking blame for others so as to realize to pressure
The control of power, it is general when the control to taking blame for others, to need oil circuit control complicated, the backhaul taken blame for others and it is descending between electromagnetism control
Divergence processed causes that the backhaul of oil cylinder, descending and pressurize effect are unstable, and the stress test for causing is unstable, causes pressure to be surveyed
Examination effect is undesirable, and data are inaccurate.
Utility model content
The technical problems to be solved in the utility model is to provide one kind and takes blame for others control hydraulic system, can solve the problem that control of taking blame for others
The up of oil circuit, backhaul and pressurize be unstable and the inaccurate problem of build-up of pressure test data.
To solve above-mentioned technical problem, the technical solution of the utility model is：One kind is taken blame for others control hydraulic system, the hydraulic pressure
System includes power control valve block, taking blame for others controls valve block, base apparatuses and take blame for others；Its innovative point is：It is the base apparatuses, dynamic
Force control valve block, control valve block and taking blame for others of taking blame for others are sequentially connected in series；
The base apparatuses include plunger displacement pump, motor and fuel tank；Plunger displacement pump is connected with motor and has two pairs, each post
One end of plug pump is connected in fuel tank by oil pipe, and the plunger displacement pump other end is connected with one end of power control valve block；
Oil circuit that the power control valve block is controlled by two plunger displacement pumps connecting is formed, including plug-in unit a, plug-in unit b, 2Y1 control
Three position four-way electromagnetic valve, 2Y2 control two-position four-way solenoid valve, non-return valve, overflow valve；The hydraulic fluid port x of plug-in unit a and wherein one
The oil pipe of individual plunger displacement pump control is connected and as the controlling brancher of oil pipe, and the hydraulic fluid port y of plug-in unit a is connected with a little fuel tank, plug-in unit a
Hydraulic fluid port z be connected with the hydraulic fluid port P of three position four-way electromagnetic valve, be in series with overflow valve a and overflow on the hydraulic fluid port B of three position four-way electromagnetic valve
Valve b is connected with little fuel tank, and the hydraulic fluid port O of three position four-way electromagnetic valve is also connected with little fuel tank；Two-position four-way solenoid valve is arranged on another
On the oil pipe of individual plunger displacement pump control and as the branch road of oil pipe, a plug-in unit b between two-position four-way solenoid valve and oil circuit, is connected with,
On the oil pipe that two-position four-way solenoid valve is connected with plug-in unit b and it is connected with an overflow valve c；Non-return valve is separately mounted to the main road of oil pipe
On；
The control valve block of taking blame for others is connected on power control valve block, including the 3-position 4-way intermediary press formula of 4Y2 controls
Electromagnetic valve, 4Y3 control bi-bit bi-pass Solenoid ball valves；The A hydraulic fluid ports of the 3-position 4-way intermediary press formula electromagnetic valve of the 4Y2 controls lead to
Cross oil pipe to be connected in control plug-in unit d pilot operated valve devices, the P hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve are connected to input oil circuit
On；The T hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve are connected with fuel tank；The B hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve
Be connected control plug-in unit c with plug-in unit c；
The input oil circuit end of the control valve block of taking blame for others is parallel with the x hydraulic fluid ports of the x hydraulic fluid ports and plug-in unit d of plug-in unit c respectively；Insert
The y hydraulic fluid ports of part c are connected to the x hydraulic fluid ports of the x hydraulic fluid ports and plug-in unit f of plug-in unit e respectively with the y hydraulic fluid ports of plug-in unit d by oil pipe；The plug-in unit
The z hydraulic fluid ports of c are connected to the upper port taken blame for others with the lower port taken blame for others respectively with the z hydraulic fluid ports of plug-in unit d by oil pipe；In the z of plug-in unit d
Plug-in unit g, bi-bit bi-pass electromagnetism of the plug-in unit g by 4Y3 magnet controls are in series with also on hydraulic fluid port and the lower port connected pipes taken blame for others
Ball valve is controlled, and the T hydraulic fluid ports of bi-bit bi-pass Solenoid ball valve are connected with plug-in unit g and control plug-in unit g, and the y hydraulic fluid ports of plug-in unit g are oily with the x of plug-in unit g
Mouth is connected on the z hydraulic fluid ports of the lower port and plug-in unit d for taking blame for others；The y hydraulic fluid ports of the plug-in unit e are connected with the y hydraulic fluid ports of plug-in unit f,
The z hydraulic fluid ports of plug-in unit e A hydraulic fluid ports all the way with 3-position 4-way intermediary press formula electromagnetic valve, and centre is in series with overflow valve n, plug-in unit e's
The x hydraulic fluid ports of another road of z hydraulic fluid ports and plug-in unit e are connected and centre is in series with non-return valve；The z hydraulic fluid ports and 3-position 4-way of the plug-in unit f
The B hydraulic fluid ports merging of intermediary press formula electromagnetic valve is connected on fuel tank, the B hydraulic fluid ports and fuel tank of 3-position 4-way intermediary press formula electromagnetic valve
Non-return valve and overflow valve m are in series with connected pipeline；It is parallel with one to be connected with fuel tank between overflow valve m and non-return valve
Overflow valve p.
Further, it is described to take blame for others and the y hydraulic fluid port connecting places of plug-in unit g are provided with pressure gauge.
Further, air filter is provided with the fuel tank of the base apparatuses.
The utility model has the advantage of：1）Take blame for others and the y hydraulic fluid port connecting places of plug-in unit g are provided with pressure gauge, be easy to whole
The individual port pressure taken blame for others carries out lasting pressure monitoring, controls the pressure stability taken blame for others.
2）Air filter is provided with the fuel tank of base apparatuses, oil is entered into for reducing the dust in air or debris
Probability in case, it is to avoid cause the blocking of pipeline and the situation that build-up of pressure is unstable into substantial amounts of dust in oil pipe.
3) being connected by simple control valve and pipeline, realize the Stress control to taking blame for others, can be persistently it is stable
There is provided uniform pressure distribution so that pressure testing data is more accurate.
Description of the drawings
With reference to the accompanying drawings and detailed description this utility model is described in further detail.
Fig. 1 is control hydraulic scheme of taking blame for others.
Fig. 2 is the power control valve block figure taken blame for others and control hydraulic system.
Fig. 3 is the control valve block figure of taking blame for others taken blame for others and control hydraulic system.
Specific embodiment
The following examples can make professional and technical personnel that this utility model is more fully understood, but therefore will not
Among this utility model is limited in described scope of embodiments.
One kind is taken blame for others control hydraulic system as shown in Figure 1 to Figure 3, and the hydraulic system includes power control valve block 1, control of taking blame for others
Valve block 2 processed, base apparatuses 3 and take blame for others 4；The base apparatuses 3, power control valve block 1, take blame for others and control valve block 2 and take blame for others 4 successively
Series connection.
Base apparatuses 3 include plunger displacement pump 31, motor 32 and fuel tank 33；Plunger displacement pump 31 is connected with motor 32 and has two pairs,
One end of each plunger displacement pump 31 is connected in fuel tank 33 by oil pipe, 31 other end of plunger displacement pump and power control valve block 1
One end is connected.
Oil circuit that power control valve block 1 is controlled by two plunger displacement pumps 31 connecting is formed, including plug-in unit 5a, plug-in unit 5b, 2Y1 control
Three position four-way electromagnetic valve 11,2Y2 control two-position four-way solenoid valve 12, non-return valve 13, overflow valve 6；The hydraulic fluid port x of plug-in unit 5a
It is connected and as the controlling brancher of oil pipe, the hydraulic fluid port y of plug-in unit 5a and a little oil with the oil pipe of the control of one of plunger displacement pump 31
Case is connected, and the hydraulic fluid port z of plug-in unit 5a is connected with the hydraulic fluid port P of three position four-way electromagnetic valve 11, goes here and there on the hydraulic fluid port B of three position four-way electromagnetic valve 11
It is associated with overflow valve 6a and overflow valve 6b is connected with little fuel tank, the hydraulic fluid port O of three position four-way electromagnetic valve 11 is also connected with little fuel tank；Two
Four way solenoid valve 12 is arranged on the oil pipe of another control of plunger displacement pump 31 and as the branch road of oil pipe, two-position four-way solenoid valve
A plug-in unit 5b is connected between 12 and oil circuit, on the oil pipe that two-position four-way solenoid valve 12 is connected with plug-in unit b and an overflow valve is connected with
6c；Non-return valve 13 is separately mounted on the main road of oil pipe.
Control valve block 2 of taking blame for others is connected on power control valve block 1, including the 3-position 4-way intermediary press formula electricity of 4Y2 controls
Magnet valve 21,4Y3 control bi-bit bi-pass Solenoid ball valve 22；The A of the 3-position 4-way intermediary press formula electromagnetic valve 21 of the 4Y2 controls is oily
Mouthful it is connected in control plug-in unit 5d pilot operated valve devices 7 by oil pipe, the P hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve 21 are connected to defeated
Enter on oil circuit；The T hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve 21 are connected with fuel tank；3-position 4-way intermediary press formula electromagnetic valve
21 B hydraulic fluid ports are connected with plug-in unit 5c and control plug-in unit 5c.
Take blame for others control valve block 2 input oil circuit end be parallel with respectively plug-in unit 5c x hydraulic fluid ports and plug-in unit 5d x hydraulic fluid ports；Insert
The y hydraulic fluid ports of part 5c are connected to the x hydraulic fluid ports of the x hydraulic fluid ports and plug-in unit 5f of plug-in unit 5e respectively with the y hydraulic fluid ports of plug-in unit 5d by oil pipe；It is described
The z hydraulic fluid ports of plug-in unit 5c and the z hydraulic fluid ports of plug-in unit 5d be connected to by oil pipe respectively take blame for others 4 upper port with take blame for others 4 lower port；
The z hydraulic fluid ports of plug-in unit 5d with take blame for others 4 lower port connected pipes on be also in series with plug-in unit 5g, plug-in unit 5g is by 4Y3 magnet controls
Bi-bit bi-pass Solenoid ball valve 22 is controlled, and the T hydraulic fluid ports of bi-bit bi-pass Solenoid ball valve 22 are connected with plug-in unit 5g and control plug-in unit 5g, plug-in unit 5g
The x hydraulic fluid ports of y hydraulic fluid ports and plug-in unit 5g be connected to and take blame for others in 4 lower port and the z hydraulic fluid ports of plug-in unit 5d；The y of the plug-in unit 5e
Hydraulic fluid port is connected with the y hydraulic fluid ports of plug-in unit 5f, the z hydraulic fluid ports of plug-in unit 5e A hydraulic fluid ports all the way with 3-position 4-way intermediary press formula electromagnetic valve 21,
And centre is in series with overflow valve 6n, another road of z hydraulic fluid ports of the plug-in unit 5e and x hydraulic fluid ports of plug-in unit 5e are connected and centre is in series with single-direction balls
Valve 13；The z hydraulic fluid ports of the plug-in unit 5f are merged with the B hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve 21 and are connected on fuel tank, and three
Non-return valve 13 and overflow valve 6m are in series with the pipeline that the B hydraulic fluid ports of position four-way intermediary press formula electromagnetic valve 31 are connected with fuel tank；
An overflow valve 6p being connected with fuel tank is parallel between overflow valve 6m and non-return valve 13.
Take blame for others and 4 the y hydraulic fluid port connecting places of plug-in unit 5g are provided with pressure gauge 41, be easy to enter 4 port pressure of entirely taking blame for others
The lasting pressure monitoring of row, control take blame for others 4 pressure stability.
Air filter 34 is provided with the fuel tank 33 of base apparatuses 3, is entered for reducing the dust in air or debris
The probability in fuel tank, it is to avoid cause the blocking of pipeline and the situation that build-up of pressure is unstable into substantial amounts of dust in oil pipe.
Below table is electromagnetic valve sequence of movement table：
It should be understood by those skilled in the art that, this utility model is not restricted to the described embodiments, above-described embodiment and
Described in description is to illustrate principle of the present utility model, on the premise of without departing from this utility model spirit and scope,
This utility model also has various changes and modifications, and these changes and improvements both fall within claimed this utility model scope
It is interior.The claimed scope of this utility model is by appending claims and its equivalent thereof.
Claims (3)
1. one kind is taken blame for others control hydraulic system, the hydraulic system include power control valve block, control valve block of taking blame for others, base apparatuses and
Take blame for others；It is characterized in that：The base apparatuses, power control valve block, control valve block and taking blame for others of taking blame for others are sequentially connected in series；
The base apparatuses include plunger displacement pump, motor and fuel tank；Plunger displacement pump is connected with motor and has two pairs, each plunger displacement pump
One end be connected in fuel tank by oil pipe, the plunger displacement pump other end is connected with one end of power control valve block；
Oil circuit that the power control valve block is controlled by two plunger displacement pumps connecting is formed, including plug-in unit a, plug-in unit b, 2Y1 control three
Position four-way solenoid valve, the two-position four-way solenoid valve of 2Y2 controls, non-return valve, overflow valve；The hydraulic fluid port x of plug-in unit a and one of post
The oil pipe of plug pump control is connected and as the controlling brancher of oil pipe, and the hydraulic fluid port y of plug-in unit a is connected with a little fuel tank, the oil of plug-in unit a
Mouth z is connected with the hydraulic fluid port P of three position four-way electromagnetic valve, and overflow valve a and overflow valve b is in series with the hydraulic fluid port B of three position four-way electromagnetic valve
It is connected with little fuel tank, the hydraulic fluid port O of three position four-way electromagnetic valve is also connected with little fuel tank；Two-position four-way solenoid valve is arranged on another post
On the oil pipe of plug pump control and as the branch road of oil pipe, a plug-in unit b between two-position four-way solenoid valve and oil circuit, is connected with, two
On the oil pipe that four way solenoid valve is connected with plug-in unit b and it is connected with an overflow valve c；Non-return valve is separately mounted on the main road of oil pipe；
The control valve block of taking blame for others is connected on power control valve block, including the 3-position 4-way intermediary press formula electromagnetism of 4Y2 controls
Valve, 4Y3 control bi-bit bi-pass Solenoid ball valves；The A hydraulic fluid ports of the 3-position 4-way intermediary press formula electromagnetic valve of the 4Y2 controls are by oil
Pipe is connected in control plug-in unit d pilot operated valve devices, and the P hydraulic fluid ports of 3-position 4-way intermediary press formula electromagnetic valve are connected on input oil circuit；Three
The T hydraulic fluid ports of position four-way intermediary press formula electromagnetic valve are connected with fuel tank；The B hydraulic fluid ports and plug-in unit of 3-position 4-way intermediary press formula electromagnetic valve
C is connected and controls plug-in unit c；
The input oil circuit end of the control valve block of taking blame for others is parallel with the x hydraulic fluid ports of the x hydraulic fluid ports and plug-in unit d of plug-in unit c respectively；Plug-in unit c
Y hydraulic fluid ports and plug-in unit d y hydraulic fluid ports be connected to by oil pipe respectively plug-in unit e x hydraulic fluid ports and plug-in unit f x hydraulic fluid ports；The plug-in unit c's
Z hydraulic fluid ports are connected to the upper port taken blame for others with the lower port taken blame for others respectively with the z hydraulic fluid ports of plug-in unit d by oil pipe；It is oily in the z of plug-in unit d
Plug-in unit g, bi-bit bi-pass electromagnetic balls of the plug-in unit g by 4Y3 magnet controls are in series with also on mouth and the lower port connected pipes taken blame for others
Valve is controlled, and the T hydraulic fluid ports of bi-bit bi-pass Solenoid ball valve are connected with plug-in unit g and control plug-in unit g, the y hydraulic fluid ports of plug-in unit g and the x hydraulic fluid ports of plug-in unit g
It is connected on the z hydraulic fluid ports of the lower port and plug-in unit d for taking blame for others；The y hydraulic fluid ports of the plug-in unit e are connected with the y hydraulic fluid ports of plug-in unit f, are inserted
The z hydraulic fluid ports of part e A hydraulic fluid ports all the way with 3-position 4-way intermediary press formula electromagnetic valve, and centre is in series with overflow valve n, the z of plug-in unit e
The x hydraulic fluid ports of another road of hydraulic fluid port and plug-in unit e are connected and centre is in series with non-return valve；In the z hydraulic fluid ports and 3-position 4-way of the plug-in unit f
Between adding pressure type electromagnetic valve B hydraulic fluid ports merge be connected on fuel tank, the B hydraulic fluid ports and fuel tank phase of 3-position 4-way intermediary press formula electromagnetic valve
Non-return valve and overflow valve m are in series with pipeline even；Be parallel between overflow valve m and non-return valve one be connected with fuel tank overflow
Stream valve p.
2. one kind according to claim 1 is taken blame for others control hydraulic system, it is characterised in that：It is described take blame for others it is oily with the y of plug-in unit g
Mouth connecting place is provided with pressure gauge.
3. one kind according to claim 1 is taken blame for others control hydraulic system, it is characterised in that：On the fuel tank of the base apparatuses
It is provided with air filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894083.8U CN206035925U (en) | 2016-08-17 | 2016-08-17 | Control hydraulic system takes blame for others |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894083.8U CN206035925U (en) | 2016-08-17 | 2016-08-17 | Control hydraulic system takes blame for others |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035925U true CN206035925U (en) | 2017-03-22 |
Family
ID=58306792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894083.8U Expired - Fee Related CN206035925U (en) | 2016-08-17 | 2016-08-17 | Control hydraulic system takes blame for others |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438524A (en) * | 2016-08-17 | 2017-02-22 | 南通皋液液压机有限公司 | Jacking cylinder control hydraulic system |
-
2016
- 2016-08-17 CN CN201620894083.8U patent/CN206035925U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438524A (en) * | 2016-08-17 | 2017-02-22 | 南通皋液液压机有限公司 | Jacking cylinder control hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 226500 No. 111 Tongyang Road, Baipu Town, Rugao City, Nantong City, Jiangsu Province Patentee after: Nantong gaoye heavy Limited by Share Ltd Address before: 226500 Rugao Province, Nantong City, the town of Qian Pu Village Patentee before: Nantong Gaoye Hydraulic Press Machine Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20200817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |