CN201448104U - Anti-lifting and anti-blocking hydraulic system in driller - Google Patents
Anti-lifting and anti-blocking hydraulic system in driller Download PDFInfo
- Publication number
- CN201448104U CN201448104U CN2009200473387U CN200920047338U CN201448104U CN 201448104 U CN201448104 U CN 201448104U CN 2009200473387 U CN2009200473387 U CN 2009200473387U CN 200920047338 U CN200920047338 U CN 200920047338U CN 201448104 U CN201448104 U CN 201448104U
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Abstract
The utility model relates to an anti-lifting and anti-blocking hydraulic system in a driller. An oil-taking filter and an oil-return filter are respectively connected with an oil tank. The oil-taking filter is orderly connected with a variable pump, a check valve and a pressure meter via pipelines. The variable pump is connected with a motor. The oil-return filter is connected with a pilot valve via the pipelines. The variable pump is connected with the pilot valve via the pipelines. The pilot valve is respectively connected with a propelling oil tank, a hydraulic impact device and a rotating motor via the pipelines. An anti-lifting and anti-blocking module is stringed on a loop of the propelling oil tank. A pressure sensor is stringed on a loop of the rotating motor. The oil finally returns to the oil tank via the oil-return filter. The utility model has simple, compact and reasonable structure, simple implementation process, reliable operation and adjustable limited value. In a control system, simplification, integration, reliability and practicability are required in order to perform the anti-lifting and anti-blocking function, decrease possibility of trouble and prolong the service life of driller.
Description
Technical field
The utility model relates to the anti-anti-sticking hydraulic system of lifting in a kind of rig, is used for the drilling machine construction process and prevents that rig from rising and lift and the unit head bit freezing, belongs to engineering machinery (rig) technical field.
Background technology
In prior art, in borer drilling procedure, (especially obvious on the lightweight rig) appears in the situation that causes rig to rise owing to plus-pressure is excessive lifting, also easily occur simultaneously because of creeping into the motor rotation pressure surge of being obstructed, and drill bit is failed in time to withdraw from and is caused the accident condition of enlarged to happen occasionally.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby a kind of reliable in action is provided, and can set up limit value, can reduce accident rate, the anti-anti-sticking hydraulic system of lifting in the rig in the rig of prolongation drill tool life.
The technical scheme that provides according to the utility model, the anti-anti-sticking hydraulic system of lifting in the rig comprises fuel tank, the oil-feed oil filter, variable pump, motor, one way valve, pressure meter, advance oil cylinder, hydraulic impactor, rotary motor, control valve, the oil return oil filter, the oil-feed oil filter is connected with fuel tank respectively with the oil return oil filter, the oil-feed oil filter is successively by pipeline link variable pump, one way valve, pressure meter, variable pump is connected with motor, the oil return oil filter connects control valve by pipeline, variable pump connects control valve by pipeline, control valve is three the manual proportioning valve of 3-position 4-way, by pipeline respectively with advance oil cylinder, hydraulic impactor and rotary motor connect, feature is: string has the anti-anti-card module of lifting on the loop of described control propelling oil cylinder, string has pressure sensor on the loop of control rotary motor, and FTP oil flows back to fuel tank through the oil return oil filter.
Describedly anti-lift anti-card module and form by pressure-control valve, solenoid operated directional valve, first one way valve and second one way valve, solenoid operated directional valve is connected with first one way valve and pressure-control valve respectively by pipeline, first one way valve is connected with pressure-control valve by pipeline, and pressure-control valve is connected with second one way valve by pipeline.
Compared with the prior art the utility model has the following advantages:
The utility model is simple, compact and reasonable for structure; Implementation procedure is simple, reliable in action, and can set up limit value; In control system, make every effort to simplification, integrated, reliable and practical, can realize preventing lifting anti-bit freezing function, thereby reach the final purpose that reduces accident rate, prolongs drill tool life.
Description of drawings
Fig. 1 is the whole hydraulic principle system drawing of the utility model.
Fig. 2 lifts for the utility model is anti-, anti-sticking drill jig piece schematic diagram.
The specific embodiment
Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described:
As Fig. 1～shown in Figure 2, comprise fuel tank 1, oil-feed oil filter 2, variable pump 3, motor 4, one way valve 5, pressure meter 6, anti-ly lift anti-card module 7, advance oil cylinder 8, hydraulic impactor 9, rotary motor 10, pressure sensor 11, control valve 12, oil return oil filter 13, pressure-control valve 14, solenoid operated directional valve 15, first one way valve 16 and second one way valve 17 etc.
The utility model adopts oil-feed oil filter 2 to be connected with fuel tank 1 respectively with oil return oil filter 13, oil-feed oil filter 2 is successively by pipeline link variable pump 3, one way valve 5, pressure meter 6, variable pump 3 is connected with motor 4, oil return oil filter 13 connects control valve 12 by pipeline, variable pump 3 connects control valve 12 by pipeline, control valve 12 is three the manual proportioning valve of 3-position 4-way, is connected with advancing oil cylinder 8, hydraulic impactor 9 and rotary motor 10 respectively by pipeline
String has the anti-anti-card module 7 of lifting on the loop of described control propelling oil cylinder 8, and going here and there on the loop of control rotary motor 10 has pressure sensor 11, and FTP oil flows back to fuel tank through oil return oil filter 13.
Describedly anti-lift anti-card module 7 and form by pressure-control valve 14, solenoid operated directional valve 15, first one way valve 16 and second one way valve 17, solenoid operated directional valve 15 is connected with first one way valve 16 and pressure-control valve 14 respectively by pipeline, first one way valve 16 is connected with pressure-control valve 14 by pipeline, and pressure-control valve 14 is connected with second one way valve 17 by pipeline.
The utility model operating principle and the course of work:
Hydraulic oil is exported by variable pump 3 through oil-feed oil filter 2, enter control valve 12 through one way valve 5, oil pressure can be read through pressure meter 6, control valve 12 is three the manual proportioning valve of 3-position 4-way, control advances oil cylinder 8, hydraulic impactor 9, rotary motor 10 respectively from left to right, string has the anti-anti-card module 7 of lifting on the loop of control propelling oil cylinder 8, and going here and there on the loop of control rotary motor 10 has pressure sensor 11, and FTP oil flows back to fuel tank through oil return oil filter 13.
The controlled pressure of hydraulic system is 13Mpa (pressure meter 6 is read).Manual 12 controls of the frequency of impact passing ratio valve of the speed of gyration of hydraulic motor 10 and hydraulic impactor 9.When the unit head rotary torque value of reaching capacity (pressure sensor 11 obtains the news value), pressure news value is passed to and anti-lifts, the solenoid operated directional valve 15 in the anti-sticking drill jig piece, advance the rod chamber oil-feed rodless cavity oil return of oil cylinder 8, unit head promotes automatically, when the rotary torque of unit head rotary motor 10 drops to setting value, unit head adds drops automatically, realizes anti-bit freezing function.Rig is anti-to be lifted module can prevent that rig from lifting on the whole when pressurization is crept into.
Claims (2)
1. the anti-anti-sticking hydraulic system of lifting in the rig, comprise fuel tank (1), oil-feed oil filter (2), variable pump (3), motor (4), one way valve (5), pressure meter (6), advance oil cylinder (8), hydraulic impactor (9), rotary motor (10), control valve (12), oil return oil filter (13), oil-feed oil filter (2) is connected with fuel tank (1) respectively with oil return oil filter (13), oil-feed oil filter (2) is successively by pipeline link variable pump (3), one way valve (5), pressure meter (6), variable pump (3) is connected with motor (4), oil return oil filter (13) connects control valve (12) by pipeline, variable pump (3) connects control valve (12) by pipeline, control valve (12) is three the manual proportioning valve of 3-position 4-way, by pipeline respectively with advance oil cylinder (8), hydraulic impactor (9) and rotary motor (10) connect, it is characterized in that: string has the anti-anti-card module (7) of lifting on the loop of described control propelling oil cylinder (8), is serially connected with pressure sensor (11) on the loop of control rotary motor (10).
2. the anti-anti-sticking hydraulic system of lifting in the rig according to claim 1, it is characterized in that describedly anti-lift anti-card module (7) and forming by pressure-control valve (14), solenoid operated directional valve (15), first one way valve (16) and second one way valve (17), solenoid operated directional valve (15) is connected with first one way valve (16) and pressure-control valve (14) respectively by pipeline, first one way valve (16) is connected with pressure-control valve (14) by pipeline, and pressure-control valve (14) is connected with second one way valve (17) by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200473387U CN201448104U (en) | 2009-06-25 | 2009-06-25 | Anti-lifting and anti-blocking hydraulic system in driller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200473387U CN201448104U (en) | 2009-06-25 | 2009-06-25 | Anti-lifting and anti-blocking hydraulic system in driller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201448104U true CN201448104U (en) | 2010-05-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200473387U Expired - Lifetime CN201448104U (en) | 2009-06-25 | 2009-06-25 | Anti-lifting and anti-blocking hydraulic system in driller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201448104U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383778A (en) * | 2011-11-18 | 2012-03-21 | 山河智能装备股份有限公司 | Logic control loop for rock drilling operations of hydraulic rock drilling machine |
| CN102425401A (en) * | 2011-11-18 | 2012-04-25 | 山河智能装备股份有限公司 | Electro-hydraulic logic control loop of rock drilling actions of hydraulic rock drilling machine |
| CN102926657A (en) * | 2012-11-19 | 2013-02-13 | 无锡市京锡冶金液压机电有限公司 | Anti-blocking method for hydraulic propulsion circuit of rock drilling machine and rotary circuit in series connection |
| CN103726784A (en) * | 2013-12-31 | 2014-04-16 | 山河智能装备股份有限公司 | Hydraulic drill carriage pushed control impacting hydraulic return circuit and control method of hydraulic drill carriage pushed control impacting hydraulic return circuit |
| CN103742471A (en) * | 2013-12-25 | 2014-04-23 | 广西恒日科技有限公司 | Rock drilling machine anti-clamping system |
| CN104595264A (en) * | 2015-01-29 | 2015-05-06 | 江苏鑫蓮液压机电有限公司 | Hydraulic drilling machine controller |
-
2009
- 2009-06-25 CN CN2009200473387U patent/CN201448104U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383778A (en) * | 2011-11-18 | 2012-03-21 | 山河智能装备股份有限公司 | Logic control loop for rock drilling operations of hydraulic rock drilling machine |
| CN102425401A (en) * | 2011-11-18 | 2012-04-25 | 山河智能装备股份有限公司 | Electro-hydraulic logic control loop of rock drilling actions of hydraulic rock drilling machine |
| CN102383778B (en) * | 2011-11-18 | 2014-05-28 | 山河智能装备股份有限公司 | Logic control loop for rock drilling operations of hydraulic rock drilling machine |
| CN102425401B (en) * | 2011-11-18 | 2014-05-28 | 山河智能装备股份有限公司 | Electro-hydraulic logic control loop of rock drilling actions of hydraulic rock drilling machine |
| CN102926657A (en) * | 2012-11-19 | 2013-02-13 | 无锡市京锡冶金液压机电有限公司 | Anti-blocking method for hydraulic propulsion circuit of rock drilling machine and rotary circuit in series connection |
| CN102926657B (en) * | 2012-11-19 | 2015-08-05 | 无锡市京锡冶金液压机电有限公司 | Connect with rotary loop anti-chucking method in a kind of rock cutter machine hydraulic drive loop |
| CN103742471A (en) * | 2013-12-25 | 2014-04-23 | 广西恒日科技有限公司 | Rock drilling machine anti-clamping system |
| CN103742471B (en) * | 2013-12-25 | 2016-08-31 | 广西恒日科技股份有限公司 | Rock drilling machine anti-sticking pricker system |
| CN103726784A (en) * | 2013-12-31 | 2014-04-16 | 山河智能装备股份有限公司 | Hydraulic drill carriage pushed control impacting hydraulic return circuit and control method of hydraulic drill carriage pushed control impacting hydraulic return circuit |
| CN104595264A (en) * | 2015-01-29 | 2015-05-06 | 江苏鑫蓮液压机电有限公司 | Hydraulic drilling machine controller |
| CN104595264B (en) * | 2015-01-29 | 2017-01-25 | 江苏鑫蓮液压机电有限公司 | hydraulic drilling machine controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100505 |