CN207194849U - A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system - Google Patents
A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system Download PDFInfo
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- CN207194849U CN207194849U CN201721174750.6U CN201721174750U CN207194849U CN 207194849 U CN207194849 U CN 207194849U CN 201721174750 U CN201721174750 U CN 201721174750U CN 207194849 U CN207194849 U CN 207194849U
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Abstract
The utility model discloses a kind of horizontal directional drilling machine vice sequential-controlled hydraulic system, main pump passes through flexible pipe and overflow valve pipeline connection, simultaneously with solenoid valve block P1 mouth pipeline connections, solenoid valve block exports A1, B1 by flexible pipe respectively with preceding vice clamping cylinder A, B mouths connect, solenoid valve block oil-out A2 is connected with rear vice clamping cylinder B mouths and vice rotary oil cylinder A mouths respectively by flexible pipe, sequence valve oil inlet C by pipeline respectively with solenoid valve block oil-out B2, vice clamping cylinder A mouth pipeline connections afterwards, sequence valve oil-out D is connected by pipeline with vice rotary oil cylinder oil inlet B, the next automatic swivel shackle of vice rotary oil cylinder of vice folder after realization, vice rotary oil cylinder automatically resets simultaneously for vice release action afterwards, simplify manual steps, improve efficiency of construction.
Description
Technical field
It the utility model is related to a kind of horizontal directional drill machine hydraulic system, and in particular to a kind of horizontal directional drilling machine vice is suitable
Sequence controls hydraulic system, belongs to Directional drilling techniques field.
Background technology
In horizontal directional drilling machine work progress, moved along a straight line by hydraulic pump drive hydraulic jack, drive vice clamping with
Vice switching mechanism realizes that preceding vice clamping and release, rear vice clamping and release, rear vice spinning reduction act, and each action control is equal
It is controlled by individually switch, operating staff need to constantly operate three switches to complete to add or take out when changing drilling rod every time
Drilling rod acts.
In the prior art, preceding vice clamping and release, rear vice clamping and release, rear vice spinning reduction are opened by one respectively
One magnetic valve of control is closed to realize corresponding actions, operation is cumbersome, have impact on efficiency of construction.
Utility model content
Purpose：In order to overcome the deficiencies in the prior art, the utility model provides a kind of horizontal directional drilling machine vice
Sequential-controlled hydraulic system, solve because preceding vice clamping and release, rear vice clamping and release, rear vice spinning reduction are respectively by one
Switch one magnetic valve of control come realize corresponding actions cause to operate it is loaded down with trivial details, it is simple in construction the problem of low construction efficiency, reduce dress
The difficulty matched somebody with somebody.
Technical scheme：In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：Including main pump, overflow valve, electromagnetism
Valve group, sequence valve, preceding vice clamping cylinder, rear vice clamping cylinder, vice rotary oil cylinder, main pump and overflow valve pipeline connection,
Connected respectively with preceding vice clamping cylinder A, B mouth with solenoid valve block P1 mouth pipeline connections, solenoid valve block outlet A1, B1 simultaneously, electricity
Magnet valve group oil-out A2 connects with rear vice clamping cylinder B mouths and vice rotary oil cylinder A mouths respectively, and sequence valve oil inlet C passes through
Pipeline respectively with solenoid valve block oil-out B2, rear vice clamping cylinder A mouth pipeline connections, sequence valve oil-out D by pipeline with
Vice rotary oil cylinder oil inlet B is connected.
Preferably, described horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：Described
Sequence valve is adjustable sequence valve, and its setup pressure value can step-less adjustment.
Preferably, described horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：Described
Check valve built in sequence valve, for realizing the normal oil return of vice rotary oil cylinder, without independent external hose.
Described horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：The main pump by flexible pipe with
Overflow valve pipeline connection.
Described horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：The solenoid valve block outlet A1,
B1 is connected with preceding vice clamping cylinder A, B mouth respectively by flexible pipe.
Described horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：The solenoid valve block oil-out
A2 is connected with rear vice clamping cylinder B mouths and vice rotary oil cylinder A mouths respectively by flexible pipe.
Described horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：Vice clamps dynamic after operation
When making, rear vice clamping cylinder control magnetic valve Y14 obtains electric, pump discharge B oil circuits vice clamping after the entrance of solenoid valve block B2 mouths
Oil cylinder A mouths and sequence valve oil-feed C mouths, after clamping drilling rod pressure reaches sequence valve setup pressure value, sequence valve is opened, C oral fluids
The existing automatic turning shackle of force feed vice rotary oil cylinder B causes for gossip after sequence valve enters.
After operation after vice release action, rear vice clamping cylinder control magnetic valve Y13 obtains electric, pump discharge B oil circuits warp
Solenoid valve block A2 mouths enter rear vice clamping cylinder A mouths and rear vice rotary oil cylinder B causes for gossip now reset simultaneously, while rear vice rotation
Turn oil cylinder B mouth oil circuit and realize oil return through built-in check valve in sequence valve.
Beneficial effect：Horizontal directional drilling machine vice sequential-controlled hydraulic system provided by the utility model, by electromagnetism
Add sequence valve between valve group and rear vice rotary oil cylinder pipeline, on the one hand when after vice clamping cylinder control magnetic valve Y14
It is electric after, pump discharge B oil circuits through solenoid valve block B2 mouths entrance after vice clamping cylinder A mouths and sequence valve oil-feed C mouths, when clamp bore
After rod pressure reaches sequence valve setup pressure value, sequence valve is opened, C oral fluids force feed vice rotary oil cylinder B after sequence valve enters
The existing automatic turning shackle of cause for gossip, on the other hand when after vice clamping cylinder control magnetic valve Y13 obtain it is electric after, pump discharge B oil circuits warp
Solenoid valve block A2 mouths enter rear vice clamping cylinder A mouths and rear vice rotary oil cylinder B causes for gossip now reset simultaneously, while rear vice rotation
Turn oil cylinder B mouth oil circuit and realize oil return through built-in check valve in sequence valve.Because this set hydraulic system is adding than normal fluid pressure system
Man-hour only needs one group of sequence valve of more assemblings, while solenoid valve block is reduced to two by three, and corresponding controlling switch is by three reductions
For two, the difficulty of assembling is greatly reduced, system architecture is simple, process and assemble is convenient, reliable and practical.
Brief description of the drawings
Fig. 1 is hydraulic schematic diagram of the present utility model.
In figure：1st, main pump, 2, overflow valve, 3, solenoid valve block, 4, sequence valve, 5, preceding vice clamping cylinder I, 6, preceding vice folder
Locking oil cylinder II, 7, rear vice clamping cylinder I, 8, rear vice clamping cylinder II, 9, rear vice rotary oil cylinder.
Embodiment
The utility model is further described with reference to specific embodiment.
As shown in figure 1, a kind of horizontal directional drilling machine vice sequential-controlled hydraulic system, including main pump 1, main pump 1 is by soft
Pipe and the pipeline connection of overflow valve 2, while export A1, B1 with the P1 mouth pipeline connections of solenoid valve block 3, solenoid valve block 3 and pass through flexible pipe point
Do not connected with preceding vice clamping cylinder I 5, preceding vice clamping cylinder II 6 A, B mouth, the oil-out A2 of solenoid valve block 3 passes through flexible pipe point
Do not connected with rear vice clamping cylinder I 7, the B mouths of rear vice clamping cylinder II 8 and the A mouths of vice rotary oil cylinder 9, in addition to order
Valve 4, the oil inlet C of sequence valve 4 are clamped with the oil-out B2 of solenoid valve block 3, rear vice clamping cylinder I 7, rear vice respectively by pipeline
The A mouth pipeline connections of oil cylinder II 8, the oil-out D of sequence valve 4 are connected by pipeline with the oil inlet B of vice rotary oil cylinder 9.
Further, check valve built in sequence valve 4, the normal oil return of the B mouths of vice rotary oil cylinder 9 can be achieved, without individually outer
Connect flexible pipe.
The course of work of the present utility model is as follows：The oil-out of main pump 1 is connected by flexible pipe and the oil inlet of overflow valve 2 first
It is logical, at the same with the P1 mouth pipeline connections of solenoid valve block 3, then by solenoid valve block 3 export A1, B1 by flexible pipe respectively with preceding vice
Clamping cylinder I 5, preceding vice clamping cylinder II 6 A, B mouth connection, while the oil-out A2 of solenoid valve block 3 by flexible pipe respectively with it is rear
Vice clamping cylinder I 7, the B mouths of rear vice clamping cylinder II 8 and the connection of the A mouths of vice rotary oil cylinder 9, again by the oil-feed of sequence valve 4
Mouthful C by pipeline respectively with the oil-out B2 of solenoid valve block 3, rear vice clamping cylinder I 7, the A mouth pipelines of rear vice clamping cylinder II 8
Connection, while the oil-out D of sequence valve 4 is connected by pipeline with the oil inlet B of vice rotary oil cylinder 9.Vice clamps dynamic after operation
When making, rear vice clamping cylinder control magnetic valve Y14 obtains electric, pump discharge B oil circuits vice clamping after the entrance of solenoid valve block B2 mouths
Oil cylinder A mouths and sequence valve oil-feed C mouths, after clamping drilling rod pressure reaches sequence valve setup pressure value, sequence valve is opened, C oral fluids
The existing automatic turning shackle of force feed vice rotary oil cylinder B causes for gossip after sequence valve enters, after operation after vice release action, rear tiger
Clamp locking oil cylinder control magnetic valve Y13 obtain it is electric, pump discharge B oil circuits through solenoid valve block A2 mouths entrance after vice clamping cylinder A mouths and
Vice rotary oil cylinder B causes for gossip afterwards now reset simultaneously, while rear vice rotary oil cylinder B mouths oil circuit is real through built-in check valve in sequence valve
Existing oil return.Whole process need to only operate preceding vice and clamp and rear vice pinching action, vice rotary oil cylinder auto-action, solution
Vice operating process of having determined is cumbersome, the problem of low construction efficiency.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (8)
- A kind of 1. horizontal directional drilling machine vice sequential-controlled hydraulic system, it is characterised in that：Including main pump（1）, overflow valve（2）、 Solenoid valve block（3）, sequence valve（4）, preceding vice clamping cylinder（5、6）, rear vice clamping cylinder（7、8）, vice rotary oil cylinder （9）, main pump（1）With overflow valve（2）Pipeline connection, while and solenoid valve block（3）P1 mouth pipeline connections, solenoid valve block（3）Outlet A1, B1 respectively with preceding vice clamping cylinder（5、6）A, B mouths connect, solenoid valve block（3）Oil-out A2 clamps oil with rear vice respectively Cylinder（7、8）B mouths and vice rotary oil cylinder（9）A mouths connect, sequence valve（4）Oil inlet C by pipeline respectively with solenoid valve block（3） Oil-out B2, rear vice clamping cylinder（7、8）A mouth pipeline connections, sequence valve（4）Oil-out D rotates oil by pipeline and vice Cylinder（9）Oil inlet B is connected.
- 2. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：Described is suitable Sequence valve（4）For adjustable sequence valve, its setup pressure value can step-less adjustment.
- 3. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：Described is suitable Sequence valve（4）Built-in check valve, for realizing the normal oil return of vice rotary oil cylinder.
- 4. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：The main pump （1）Pass through flexible pipe and overflow valve（2）Pipeline connection.
- 5. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：The electromagnetism Valve group（3）Export A1, B1 by flexible pipe respectively with preceding vice clamping cylinder（5、6）A, B mouths connect.
- 6. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：The electromagnetism Valve group（3）Oil-out A2 by flexible pipe respectively with rear vice clamping cylinder（7、8）B mouths and vice rotary oil cylinder（9）A mouths connect.
- 7. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：After operation During vice pinching action, it is electric that rear vice clamping cylinder controls magnetic valve Y14 to obtain, and pump discharge B oil circuits enter through solenoid valve block B2 mouths Vice clamping cylinder A mouths and sequence valve oil-feed C mouths afterwards, after clamping drilling rod pressure reaches sequence valve setup pressure value, sequence valve Open, the existing automatic turning shackle of C oral fluids force feed vice rotary oil cylinder B causes for gossip after sequence valve enters.
- 8. horizontal directional drilling machine vice sequential-controlled hydraulic system according to claim 1, it is characterised in that：After operation After vice release action, it is electric that rear vice clamping cylinder controls magnetic valve Y13 to obtain, and pump discharge B oil circuits enter through solenoid valve block A2 mouths Vice clamping cylinder A mouths and rear vice rotary oil cylinder B causes for gossip now reset simultaneously afterwards, while rear vice rotary oil cylinder B mouths oil circuit warp Built-in check valve realizes oil return in sequence valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721174750.6U CN207194849U (en) | 2017-09-14 | 2017-09-14 | A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721174750.6U CN207194849U (en) | 2017-09-14 | 2017-09-14 | A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system |
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| Publication Number | Publication Date |
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| CN207194849U true CN207194849U (en) | 2018-04-06 |
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| CN201721174750.6U Active CN207194849U (en) | 2017-09-14 | 2017-09-14 | A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386996A (en) * | 2017-09-14 | 2017-11-24 | 徐州徐工基础工程机械有限公司 | A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system |
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2017
- 2017-09-14 CN CN201721174750.6U patent/CN207194849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386996A (en) * | 2017-09-14 | 2017-11-24 | 徐州徐工基础工程机械有限公司 | A kind of horizontal directional drilling machine vice sequential-controlled hydraulic system |
| CN107386996B (en) * | 2017-09-14 | 2023-08-29 | 徐州徐工基础工程机械有限公司 | Sequential control hydraulic system of horizontal directional drilling machine vice |
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