CN203730436U - Anchor drilling rig and pilot oil source valve bank thereof - Google Patents
Anchor drilling rig and pilot oil source valve bank thereof Download PDFInfo
- Publication number
- CN203730436U CN203730436U CN201420086844.8U CN201420086844U CN203730436U CN 203730436 U CN203730436 U CN 203730436U CN 201420086844 U CN201420086844 U CN 201420086844U CN 203730436 U CN203730436 U CN 203730436U
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- China
- Prior art keywords
- oil
- valve
- guide
- relief valve
- oil source
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- Expired - Lifetime
Links
- 238000005553 drilling Methods 0.000 title abstract description 5
- 239000000945 filler Substances 0.000 claims description 17
- 239000012530 fluid Substances 0.000 description 32
- 239000002828 fuel tank Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses an anchor drilling rig and a pilot oil source valve bank thereof. The pilot oil source valve bank comprises an oil filter, a plurality of overflow valves and an oil guide pipeline. An oil inlet and an oil outlet are formed in the oil filter; the overflow valves are parallel to one another, an oil inlet of each overflow valve is communicated with the oil outlet of the oil filter, and at least one of communicating pipelines of the overflow valves is serially connected with an electromagnetic valve; one end of the oil guide pipeline is communicated with the oil outlet of the oil filter. The anchor drilling rig and the pilot oil source valve bank have the advantage that the pressure of oil which flows into a pilot element can be conveniently adjusted by the aid of the pilot oil source valve bank in the structural design.
Description
Technical field
The utility model relates to hydraulic valve bank technical field, more particularly, relates to a kind of jumbolter and guide oil source valve group thereof.
Background technique
Jumbolter is called again anchoring drilling machine in some places, is the drilling tool in coal mine roadway suspension roof support work.It is the key equipment of suspension roof support, and it affects orientation, the degree of depth of quality, the bolthole of suspension roof support, accuracy and the rockbolt installation quality in aperture, relates to again operator's personal safety, labor intensity and operating condition etc.
The action of jumbolter, substantially by HYDRAULIC CONTROL SYSTEM and power is provided, because the executive component of jumbolter is more, causes HYDRAULIC CONTROL SYSTEM comparatively complicated, and the installing space of hydraulic system is less and line arrangement is more difficult.Hydraulic system comprises pioneer pump, guide oil source valve group and multiple pilot element, and wherein fluid enters in pioneer pump, and first the fluid flowing out from pioneer pump enter guide oil source valve group deriving, and from guide oil source valve group flows out, enters power is provided in pilot element.
As shown in Figure 1, guide oil source valve group of the prior art comprises oil purifier 02 and relief valve 03, wherein the filler opening of oil purifier 02 is communicated with the oil outlet of pioneer pump 01, the oil outlet of oil purifier 02 is communicated with the filler opening of relief valve 03 and the filler opening of pilot element simultaneously, and the oil outlet of relief valve 03 is directly communicated with fuel tank 1.Be that fluid enters pioneer pump, fluid flows out a part and enters relief valve and then flow back to fuel tank 1 from pioneer pump, and another part flows directly into after pilot element provides power and flows back to fuel tank 1.In said process, by setting the pressure control of the relief valve fluid amount of relief valve of flowing through, control thereby realize the pressure that flows into the fluid in pilot element.And the pressure of relief valve is set to 3Mpa-4Mpa in prior art, therefore in prior art, can only flow into by a relief valve control pressure of the fluid in pilot element, but the oil liquid pressure difference that different pilot element needs, such as in the time that pilot element is small-sized oil cylinder, the fluid that it needs higher pressure, the pressure being therefore not easy in prior art flowing into the fluid in pilot element regulates.
In sum, how easily the pressure that flows into the fluid in pilot element being regulated, is current those skilled in the art's urgent problem.
Model utility content
In view of this, first object of the present utility model is to provide a kind of guide oil source valve group, the structural design of this guide oil source valve group can regulate the pressure that flows into the fluid in pilot element easily, and second object of the present utility model is to provide a kind of jumbolter that comprises above-mentioned guide oil source valve group.
In order to reach above-mentioned first object, the utility model provides following technological scheme:
A kind of guide oil source valve group, comprising:
There is the oil purifier of filler opening and oil outlet;
Multiple relief valves that are arranged in parallel, and the filler opening of each described relief valve is all communicated with the oil outlet of described oil purifier, and on the connecting pipeline of relief valve, be serially connected with solenoid valve described at least one;
The Oil Guide pipeline that one end is communicated with the oil outlet of described oil purifier.
Preferably, in above-mentioned guide oil source valve group, the quantity of described relief valve is N, and is serially connected with solenoid valve on the connecting pipeline of N-1 described relief valve.
Preferably, in above-mentioned guide oil source valve group, the quantity of described relief valve is two, and on the connecting pipeline of relief valve, is serially connected with solenoid valve described in one of them.
Preferably, in above-mentioned guide oil source valve group, described solenoid valve is arranged on the connecting pipeline between described relief valve and oil purifier.
Preferably, in above-mentioned guide oil source valve group, on described Oil Guide pipeline, be also provided with pressure measuring tie-in.
Preferably, in above-mentioned guide oil source valve group, described solenoid valve is plugged electric magnet valve.
Preferably, in above-mentioned guide oil source valve group, described relief valve is plug-in overflow valve.
A kind of jumbolter, comprises the guide oil source valve group as described in above-mentioned middle any one.
The guide oil source valve group that the utility model provides comprises oil purifier, multiple relief valve and Oil Guide pipeline.Wherein, oil purifier has filler opening and oil outlet.The filler opening of each relief valve is all communicated with the oil outlet of oil purifier, and the oil outlet of each relief valve can directly be communicated with fuel tank 1, i.e. multiple relief valves setting parallel with one another, and be serially connected with solenoid valve on the connecting pipeline of at least one relief valve.In addition, one end of Oil Guide pipeline is communicated with the oil outlet of oil purifier, and the other end can be connected power is provided with pilot element.The filler opening of oil purifier can be communicated with the oil outlet of guide's oil pump 2, and the filler opening of guide's oil pump 2 is directly communicated with fuel tank 1.
When guide oil source valve group that application the utility model provides, can make the pilot pressure value of setting of multiple relief valves different, and make the pilot pressure value of the relief valve that is serially connected with solenoid valve be less than the pilot pressure value of the relief valve that is not serially connected with solenoid valve.Such as the pilot pressure of the relief valve that is serially connected with solenoid valve is set as to 4Mpa, the pilot pressure of the relief valve that is not serially connected with solenoid valve is set as to 8Mpa.So in the time carrying out work, first fluid in fuel tank 1 enter guide's oil pump 2, from flowing out, the oil outlet a of guide's oil pump 2 enters the filler opening b of oil purifier, then flow out rear portion from the oil outlet of oil purifier and enter Oil Guide pipeline from c mouth, after Oil Guide pipeline, from the outlet g of Oil Guide pipeline flows out, directly flow to pilot element, another part enters relief valve part from c mouth.In the time that solenoid valve power-off is valve opening, the fluid that enters relief valve part directly enters in the pipeline of the relief valve that is serially connected with solenoid valve that setup pressure value is less and then flows back to fuel tank 1, and the pressure of fluid that now flows to pilot element is less.In the time that solenoid valve energising is valve closing, the fluid that enters relief valve part directly enters in the pipeline of relief valve of the serial connection solenoid valve useless that setup pressure value is larger and then flows back to fuel tank 1, and the pressure of fluid that now flows to pilot element is larger.So can, by setting the pilot pressure value of different relief valves, control closing of solenoid valve simultaneously, realize the pressure that regulates the fluid that flows to pilot element.This regulative mode is comparatively convenient, and simple in structure.
In order to reach above-mentioned second object, the utility model also provides a kind of jumbolter, and this jumbolter comprises above-mentioned any guide oil source valve group.Because above-mentioned guide oil source valve group has above-mentioned technique effect, the jumbolter with this guide oil source valve group also should have corresponding technique effect.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the system diagram of guide oil source valve group of the prior art;
The system diagram of the guide oil source valve group that Fig. 2 provides for the utility model embodiment;
The plan view of the guide oil source valve group that Fig. 3 provides for the utility model embodiment;
The side view of the guide oil source valve group that Fig. 4 provides for the utility model embodiment.
In accompanying drawing, mark is as follows:
01-guide's oil pump, 02-oil purifier, 03-relief valve;
1-fuel tank, 2-guide's oil pump, 3-oil purifier, 4-Oil Guide pipeline, 5-relief valve, 6-solenoid valve, A-guide oil source valve group.
Embodiment
First object of the present utility model is to provide a kind of guide oil source valve group, the structural design of this guide oil source valve group can regulate the pressure that flows into the fluid in pilot element easily, and second object of the present utility model is to provide a kind of jumbolter that comprises above-mentioned guide oil source valve group.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 2-Fig. 4, the guide oil source valve group A that the utility model embodiment provides comprises oil purifier 3, multiple relief valve 5 and Oil Guide pipeline 4.Wherein, oil purifier 3 has filler opening and oil outlet.The filler opening of each relief valve 5 is all communicated with the oil outlet of oil purifier 3, and the oil outlet of each relief valve 5 can directly be communicated with fuel tank 1, i.e. multiple relief valves 5 setting parallel with one another, and on the connecting pipeline of at least one relief valve 5, be serially connected with solenoid valve 6.In addition, one end of Oil Guide pipeline 4 is communicated with the oil outlet of oil purifier 3, and the other end can be connected power is provided with pilot element.The filler opening of oil purifier 3 can be communicated with the oil outlet of guide's oil pump 2, and the filler opening of guide's oil pump 2 is directly communicated with fuel tank 1.
When guide oil source valve group A that application the utility model embodiment provides, can make the pilot pressure value of setting of multiple relief valves 5 different, and make the pilot pressure value of the relief valve 5 that is serially connected with solenoid valve 6 be less than the pilot pressure value of the relief valve 5 that is not serially connected with solenoid valve 6.Such as the pilot pressure of the relief valve 5 that is serially connected with solenoid valve 6 is set as to 4Mpa, the pilot pressure of the relief valve 5 that is not serially connected with solenoid valve 6 is set as to 8Mpa.So in the time carrying out work, first fluid in fuel tank 1 enter guide's oil pump 2, from flowing out, the oil outlet a of guide's oil pump 2 enters the filler opening b of oil purifier 3, then flow out rear portion from the oil outlet of oil purifier 3 and enter Oil Guide pipeline 4 from c mouth, after Oil Guide pipeline 4, from the outlet g of Oil Guide pipeline 4 flows out, directly flow to pilot element, another part enters relief valve 5 parts from c mouth.In the time that solenoid valve 6 power-off are valve opening, the fluid that enters relief valve 5 parts directly enters in the pipeline of the relief valve that is serially connected with solenoid valve 65 that setup pressure value is less and then flows back to fuel tank 1, and the pressure of fluid that now flows to pilot element is less.In the time that solenoid valve 6 energising is valve closing, the fluid that enters relief valve 5 parts directly enters in the pipeline of relief valve 5 of the serial connection solenoid valve 6 useless that setup pressure value is larger and then flows back to fuel tank 1, and the pressure of fluid that now flows to pilot element is larger.So can, by setting the pilot pressure value of different relief valves 5, control closing of solenoid valve 6 simultaneously, realize the pressure that regulates the fluid that flows to pilot element.This regulative mode is comparatively convenient, and simple in structure.
Preferably, in order further to optimize technique scheme, the quantity of relief valve 5 can be that N is individual, and wherein on the connecting pipeline of N-1 relief valve 5, is serially connected with solenoid valve 6.Be only on the connecting pipeline of a relief valve 5, not to be connected in series solenoid valve 6 in multiple relief valves 5.Make in use the pilot pressure value of this relief valve 5 that is not connected in series solenoid valve 6 all be greater than the pilot pressure value of other relief valve 5, do not have the pilot pressure value of multiple relief valves 5 that are serially connected with solenoid valve 6 to arrange arbitrarily according to actual demand.So arranging can be by controlling the closed condition of solenoid valve 6, realize flow through one of them relief valve 5 and then flow back to fuel tank 1 of fluid, and the pilot pressure value of this relief valve 5 can be controlled the pressure of the fluid that flows to pilot element, with this by controlling the closed condition of solenoid valve 6, make the fluid pilot pressure value suitable relief valve 5 of setting of flowing through, and then realized the pressure that regulates the fluid that flows to pilot element.
Further, the quantity of relief valve 5 can be two, and on the connecting pipeline of one of them relief valve 5, be serially connected with solenoid valve 6, when use, the pilot pressure value of the relief valve 5 that is serially connected with solenoid valve 6 can be set as to 4Mpa, the pilot pressure value of the relief valve 5 that is not connected in series solenoid valve 6 is set as to 8Mpa.So arrange, when solenoid valve 6 power-off are solenoid valve 6 while opening, fluid enters the relief valve 5 import e that are serially connected with solenoid valve 6 after c mouth, and then flows back to fuel tank 1 through f mouth, and the pressure that now flows to the fluid of pilot element is 4Mpa; When solenoid valve 6 energising is solenoid valve 6 while opening, fluid enters the relief valve 5 import d that are not connected in series solenoid valve 6 after c mouth, and then flows back to fuel tank 1 through f mouth, and the pressure that now flows to the fluid of pilot element is 8Mpa.So can meet the demand of the larger pressure that flows to small-sized oil cylinder.
Certainly, the quantity of relief valve 5 can also be three, four or other, in this no limit.
In addition, solenoid valve 6 can directly be arranged on the connecting pipeline between relief valve 5 and oil purifier 3, is more convenient to the control to relief valve 5 with this.Certainly, solenoid valve 6 can directly be arranged on the connecting pipeline between relief valve 5 and fuel tank 1, in this no limit.
Preferably, on Oil Guide pipeline 4, be also serially connected with pressure measuring tie-in (M1, M2), so can directly monitor the oil liquid pressure on Oil Guide pipeline 4, and then obtain flowing to the oil liquid pressure of pilot element.Further, the quantity of pressure valve can be two.
In order further to dwindle the volume of this guide oil source valve group A, to reduce its installing space, solenoid valve 6 can be plugged electric magnet valve 6, same, and relief valve 5 can be also plug-in overflow valve.The small volume that so makes this guide oil source valve group A, takes up room less, has avoided the problem of line arrangement difficulty.Certainly, relief valve 5 and solenoid valve 6 can also be other form, in this no limit.
Guide oil source valve group A based on providing in above-described embodiment, the utility model also provides a kind of jumbolter, and this jumbolter comprises any one guide oil source valve group A in above-described embodiment.Because this jumbolter has adopted the guide oil source valve group A in above-described embodiment, so the beneficial effect of this jumbolter please refer to above-described embodiment.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and other embodiments' difference, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to these embodiments' multiple amendment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a guide oil source valve group, is characterized in that, comprising:
There is the oil purifier (3) of filler opening and oil outlet;
Multiple relief valves that are arranged in parallel (5), and the filler opening of each described relief valve (5) is all communicated with the oil outlet of described oil purifier (3), and on the connecting pipeline of relief valve (5), be serially connected with solenoid valve (6) described at least one;
The Oil Guide pipeline (4) that one end is communicated with the oil outlet of described oil purifier (3).
2. guide oil source valve group according to claim 1, is characterized in that, the quantity of described relief valve (5) is N, and is serially connected with solenoid valve (6) on the connecting pipeline of N-1 described relief valve (5).
3. guide oil source valve group according to claim 1, is characterized in that, the quantity of described relief valve (5) is two, and on the connecting pipeline of relief valve (5), is serially connected with solenoid valve (6) described in one of them.
4. guide oil source valve group according to claim 1, is characterized in that, described solenoid valve (6) is arranged on the connecting pipeline between described relief valve (5) and oil purifier (3).
5. guide oil source valve group according to claim 1, is characterized in that, on described Oil Guide pipeline (4), is also provided with pressure measuring tie-in.
6. guide oil source valve group according to claim 1, is characterized in that, described solenoid valve (6) is plugged electric magnet valve.
7. guide oil source valve group according to claim 1, is characterized in that, described relief valve (5) is plug-in overflow valve.
8. a jumbolter, is characterized in that, comprises the guide oil source valve group as described in any one in claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086844.8U CN203730436U (en) | 2014-02-27 | 2014-02-27 | Anchor drilling rig and pilot oil source valve bank thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086844.8U CN203730436U (en) | 2014-02-27 | 2014-02-27 | Anchor drilling rig and pilot oil source valve bank thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730436U true CN203730436U (en) | 2014-07-23 |
Family
ID=51200514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086844.8U Expired - Lifetime CN203730436U (en) | 2014-02-27 | 2014-02-27 | Anchor drilling rig and pilot oil source valve bank thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321045A (en) * | 2022-01-11 | 2022-04-12 | 徐州徐工道金特种机器人技术有限公司 | Weight reduction control valve, hydraulic control system using weight reduction control valve and mine sweeping vehicle |
-
2014
- 2014-02-27 CN CN201420086844.8U patent/CN203730436U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321045A (en) * | 2022-01-11 | 2022-04-12 | 徐州徐工道金特种机器人技术有限公司 | Weight reduction control valve, hydraulic control system using weight reduction control valve and mine sweeping vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Patentee after: BEIJING CRRC HEAVY INDUSTRY MECHANICS Co.,Ltd. Address before: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Patentee before: BEIJING CSR TIMES LOCOMOTIVE AND ROLLING STOCK MECHANICS Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |