CN201606230U - Hydraulic system used for shield machine synchronous injection pump - Google Patents
Hydraulic system used for shield machine synchronous injection pump Download PDFInfo
- Publication number
- CN201606230U CN201606230U CN2010200314152U CN201020031415U CN201606230U CN 201606230 U CN201606230 U CN 201606230U CN 2010200314152 U CN2010200314152 U CN 2010200314152U CN 201020031415 U CN201020031415 U CN 201020031415U CN 201606230 U CN201606230 U CN 201606230U
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- valve
- control valve
- oil cylinder
- master cylinder
- pump
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 16
- 238000002347 injection Methods 0.000 title claims abstract description 14
- 239000007924 injection Substances 0.000 title claims abstract description 14
- 238000007569 slipcasting Methods 0.000 claims description 37
- 230000001276 controlling effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000005641 tunneling Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 51
- 239000004570 mortar (masonry) Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 239000010720 hydraulic oil Substances 0.000 description 5
- 238000000151 deposition Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a hydraulic system used for a shield machine synchronous grouting pump, comprising a grouting unit composed of an oil pump, and a grouting speed adjustment device and a grouting action control device which are connected with at least one injection pump. The system can be connected with single or a plurality of grouting pumps to form single or a plurality of grouting units according to the needs. When in construction, multi-path simultaneous grouting construction can be conducted, or single-path grouting construction can be conducted, and automatic or manual control can be conducted according to the grouting needs, thus achieving the aims of even grouting and convenient maintenance and repair.
Description
Technical field
The utility model belongs to the hydraulic system of grouting pump, is specifically related to a kind of hydraulic system that is used for the shield machine tunneling synchronous mud injecting pump.
Background technique
Synchronous grouting is important link in the shield machine construction process, when the length of a section of jurisdiction of shield machine work, install the section of jurisdiction, shield machine continues driving forward, tunneling synchronous mud injecting pump is started working simultaneously, and grouting pump carries out even slip casting by every road grouting pipeline to section of jurisdiction and Dong Bi gap, after wherein one section section of jurisdiction grouting amount reaches requirement, the grouting pipeline pressure transducer is worked, and at this moment can regulate the injection speed that stops or slowing down of slip casting unit, every road according to the sensing data automatic or manual.Reach the requirement of even slip casting, prevent because the inhomogeneous different generation of the section of jurisdiction pressure section of jurisdiction of causing of slip casting is offset.
At present, shield machine generally adopts tunneling synchronous mud injecting pump to construct, and constructs in general 2 tunnel or 4 tunnel slip casting unit that adopt of this grouting pump.The two-way grouting pump is in major diameter (greater than 6 meters) shield machine construction, because diameter is big, slip casting point is little, is easy to cause the phenomenon that slip casting is too much or slip casting is very few.In order to guarantee the requirement of even slip casting, generally adopt 4 tunnel slip casting unit to carry out the shield machine mortar depositing construction.4 road grouting pumps in use slip casting effect are good, but hydraulic control system more complicated, and valve member is generally non-standard component, the general operation personnel were difficult to find failure cause after hydraulic system broke down at work, need the professional workforce of device fabrication company maintenance process, all unfavorable to shield machine construction duration and operating cost.
The model utility content
The purpose of this utility model provides a kind of hydraulic control system that is used for the shield machine tunneling synchronous mud injecting pump, this hydraulic system can guarantee that grouting pump realizes the multichannel synchronous grouting when shield machine construction, simultaneously can realize the independent adjusting on every road, guarantee the even of section of jurisdiction slip casting, reduce breakdown rate, system breaks down, and the back is easy keeps in repair.
The technological scheme that its technical problem that solves the utility model adopts is: be used for the hydraulic system of shield machine tunneling synchronous mud injecting pump, comprise the slip casting unit that oil pump, the injection speed controlling device that is connected with at least one grouting pump and slip casting motion control device are formed; Described injection speed controlling device adopts the proportional velocity regulating valve of charged signal receiver; Described slip casting motion control device is by the master cylinder selector valve, attached oil cylinder selector valve, the master cylinder control valve, attached oil cylinder control valve, master cylinder, first logical valve, second logical valve, the first attached oil cylinder, the second attached oil cylinder, first return check valve, second return check valve, positive pump and anti-pump control valve, the system debug control valve is formed, wherein the master cylinder selector valve is connected with master cylinder, the master cylinder control valve is connected with the master cylinder selector valve, attached oil cylinder selector valve respectively with the first attached oil cylinder, the second attached oil cylinder connects, attached oil cylinder control valve is connected with attached oil cylinder selector valve, first, two logical valves are located at position corresponding with the piston rod stroke end on the master cylinder respectively, and be connected with the two ends of master cylinder control valve respectively with attached oil cylinder control valve, first return check valve is connected with first logical valve, second return check valve is connected with second logical valve, positive pump is connected with the master cylinder control valve with anti-pump control valve, the system debug control valve is connected with attached oil cylinder control valve, is provided with safety valve on the oil pipe before proportional velocity regulating valve.
Master cylinder selector valve in proportional velocity regulating valve in the described injection speed controlling device, the described slip casting motion control device, attached oil cylinder selector valve, master cylinder control valve, attached oil cylinder control valve, first logical valve, second logical valve, first return check valve, second return check valve, positive pump and anti-pump control valve, system debug control valve all adopt the standard valve member.
The utility model hydraulic system can be connected with single or multiple grouting pumps as required and constitute single or multiple slip castings unit.During construction, can multichannel mortar depositing construction simultaneously, also can single channel carry out mortar depositing construction, can reach the purpose of even slip casting according to the automatic or manual control of slip casting needs.Because the standard of employing valve member makes up, and has guaranteed the reliability of whole system performance, electrical apparatus control system is convenient simultaneously.After system begins the work of multichannel synchronous grouting, after wherein one tunnel slip casting unit reaches the slip casting requirement, the sensor of grouting pipeline signals, and is closed or this slip casting unit, road that slows down by the series flow control valve in the automatic or manual control arrangements for speed regulation of computer, reaches the requirement of even slip casting.Owing to adopted the standard valve member, hydraulic system contamination resistance and reliability increase greatly simultaneously.The hydraulic system of this grouting pump adopts the combination of standard valve member, and simple to operate, system is reliable, and maintenance is convenient.
Below in conjunction with accompanying drawing the utility model is further specified.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the injection speed controlling device schematic representation in the utility model.
Fig. 3 be in the utility model with slip casting motion control device schematic representation.
Embodiment
As shown in Figure 1, the utility model is used for the hydraulic system of shield machine tunneling synchronous mud injecting pump, comprises the slip casting unit that oil pump 2, the injection speed controlling device 5 that is connected with four grouting pumps respectively and slip casting motion control device 6 are formed; Injection speed controlling device 5 adopts the proportional velocity regulating valve 52 of charged signal receiver 51, sees Fig. 2; Slip casting motion control device 6 is made up of master cylinder selector valve 601, attached oil cylinder selector valve 602, master cylinder control valve 603, attached oil cylinder control valve 604, master cylinder 607, first logical valve 610, second logical valve, 611, first attached oil cylinder 608, the second attached oil cylinder 609, first return check valve 612, second return check valve 613, positive pump and anti-pump control valve 605, system debug control valve 606 as shown in Figure 3.Wherein master cylinder selector valve 601 is connected with master cylinder 607, master cylinder control valve 603 is connected with master cylinder selector valve 601, attached oil cylinder selector valve 602 respectively with the first attached oil cylinder 608, the second attached oil cylinder 609 connects, attached oil cylinder control valve 604 is connected with attached oil cylinder selector valve 602, first, two logical valves 610,611 are located at position corresponding with the piston rod stroke end on the master cylinder 607 respectively, and be connected with the two ends of master cylinder control valve 603 respectively with attached oil cylinder control valve 604, first return check valve 612 is connected with first logical valve 610, second return check valve 613 is connected with second logical valve 611, positive pump is connected with master cylinder control valve 603 with anti-pump control valve 605, and system debug control valve 606 is connected with attached oil cylinder control valve 604.Be provided with safety valve 4 on the oil pipe before proportional velocity regulating valve 52.Oil pump 2 is driven by motor 3, with the hydraulic oil in the fuel tank 1 to system's pumping.
Working principle: oil pump 1 is evenly assigned to every road slip casting motion control device 6 after producing high pressure oil process injection speed controlling device 5, realizes the synchronous grouting of slip casting unit, every road and control separately.Each slip casting unit passes the electrical signal of coming through computer and is accepted and control series flow control valve 52 by electrical signal Receiver 51 when work, reaches the purpose of regulating each slip casting unit, road injection speed.
Slip casting motion control device 6 is the cores in the hydraulic system.With a slip casting unit is example, see Fig. 3, the hydraulic oil that provides after speed governing enters the rod chamber of master cylinder 607 earlier through master cylinder selector valve 601, the piston that promotes master cylinder 607 retreats, the stable hydraulic oil that while oil pump 2 provides arrives the rod chamber (opening the mortar material sucking port) of attached oil cylinder 7 and the rodless cavity (closing the mortar discharge port) of attached oil cylinder 8 through attached oil cylinder selector valve 2, finishes and once inhales the mortar process.After piston retreats into terminal point, logical valve 611 provides the control oil of certain pressure, through 601 commutations of master cylinder control valve 603 control master cylinder selector valves, impel the hydraulic oil that after speed governing, provides to pass through the rodless cavity that master cylinder selector valve 601 enters master cylinder 607, promote the piston-advance of master cylinder 607.The control oil that while logical valve 611 provides is through attached oil cylinder selector valve 602 commutations of attached oil cylinder control valve 604 controls, the stable hydraulic oil that impels oil pump 2 to provide arrives the rodless cavity (closing the mortar material sucking port) of attached oil cylinder 608 and the rod chamber (opening the mortar discharge port) of attached oil cylinder 609 through attached oil cylinder selector valve 602, finishes pumping mortar process one time.
The piston-advance of master cylinder 607 is behind terminal point, logical valve 610 provides the control oil of certain pressure, through 601 commutations of master cylinder control valve 603 control master cylinder selector valves, the control oil that while logical valve 610 provides enters the periodic duty state of suction mortar and pumping mortar through attached oil cylinder selector valve 602 commutations of attached oil cylinder control valve 604 controls.
When signal was sent in 610 work of first logical valve, second return check valve 613 that links to each other with second logical valve 611 was just laid down the control oil of second logical valve 611; Otherwise when signal was sent in 611 work of second logical valve, first return check valve 612 was just laid down the control oil of first logical valve 610.
When mortar stops up, positive pump and anti-pump control valve 605 control master cylinder reverse operations, the sucking-off mortar is fixed a breakdown.System debug control valve 606 when system debug, the pressure of adjust system.
Proportional velocity regulating valve in the utility model, master cylinder selector valve, attached oil cylinder selector valve, master cylinder control valve, attached oil cylinder control valve, first logical valve, second logical valve, first return check valve, second return check valve, positive pump and anti-pump control valve, system debug control valve all adopt the standard valve member.
This novel slurry filling pump hydraulic control system is owing to adopt the standard valve piece to control, it is simple to make assembling, reliable performance, easily damaged parts is changed convenient, has increased the reliability of system greatly, has reduced rate of fault, simultaneously owing to adopted a large amount of standard valve members, adapt to China's actual conditions, help the site operation personnel and launch maintenance and maintenance, provide sound assurance for accelerating the construction of shield machine synchronous grouting and accelerating the shield machine production domesticization.
Claims (2)
1. a hydraulic system that is used for the shield machine tunneling synchronous mud injecting pump comprises the slip casting unit that oil pump, the injection speed controlling device that is connected with at least one grouting pump and slip casting motion control device are formed; It is characterized in that described injection speed controlling device adopts the proportional velocity regulating valve of charged signal receiver; Described slip casting motion control device is by the master cylinder selector valve, attached oil cylinder selector valve, the master cylinder control valve, attached oil cylinder control valve, master cylinder, first logical valve, second logical valve, the first attached oil cylinder, the second attached oil cylinder, first return check valve, second return check valve, positive pump and anti-pump control valve, the system debug control valve is formed, wherein the master cylinder selector valve is connected with master cylinder, the master cylinder control valve is connected with the master cylinder selector valve, attached oil cylinder selector valve respectively with the first attached oil cylinder, the second attached oil cylinder connects, attached oil cylinder control valve is connected with attached oil cylinder selector valve, first, two logical valves are located at position corresponding with the piston rod stroke end on the master cylinder respectively, and be connected with the two ends of master cylinder control valve respectively with attached oil cylinder control valve, first return check valve is connected with first logical valve, second return check valve is connected with second logical valve, positive pump is connected with the master cylinder control valve with anti-pump control valve, the system debug control valve is connected with attached oil cylinder control valve, is provided with safety valve on the oil pipe before proportional velocity regulating valve.
2. the hydraulic system that is used for the shield machine tunneling synchronous mud injecting pump according to claim 1 is characterized in that proportional velocity regulating valve, the master cylinder selector valve in the described slip casting motion control device, attached oil cylinder selector valve, master cylinder control valve, attached oil cylinder control valve, first logical valve, second logical valve, first return check valve, second return check valve, positive pump and anti-pump control valve, the system debug control valve in the described injection speed controlling device all adopts the standard valve member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200314152U CN201606230U (en) | 2010-01-19 | 2010-01-19 | Hydraulic system used for shield machine synchronous injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200314152U CN201606230U (en) | 2010-01-19 | 2010-01-19 | Hydraulic system used for shield machine synchronous injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201606230U true CN201606230U (en) | 2010-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200314152U Expired - Lifetime CN201606230U (en) | 2010-01-19 | 2010-01-19 | Hydraulic system used for shield machine synchronous injection pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201606230U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705284A (en) * | 2012-06-21 | 2012-10-03 | 三一重工股份有限公司 | Synchronous hydraulic control system and shield tunnel borer |
| CN104500466A (en) * | 2014-12-11 | 2015-04-08 | 中铁工程装备集团有限公司 | Continuous grouting hydraulic control system for synchronous grouting pump |
| CN110924965A (en) * | 2019-12-18 | 2020-03-27 | 沈阳市政集团有限公司 | Construction method for solving shield cutter head stall by grouting reinforcement and internal support method |
-
2010
- 2010-01-19 CN CN2010200314152U patent/CN201606230U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705284A (en) * | 2012-06-21 | 2012-10-03 | 三一重工股份有限公司 | Synchronous hydraulic control system and shield tunnel borer |
| CN102705284B (en) * | 2012-06-21 | 2016-02-17 | 三一重工股份有限公司 | Synchronous hydraulic control system and shielding tunnel excavator |
| CN104500466A (en) * | 2014-12-11 | 2015-04-08 | 中铁工程装备集团有限公司 | Continuous grouting hydraulic control system for synchronous grouting pump |
| CN104500466B (en) * | 2014-12-11 | 2016-05-18 | 中铁工程装备集团有限公司 | Tunneling synchronous mud injecting pump continuous grouting hydraulic control system |
| CN110924965A (en) * | 2019-12-18 | 2020-03-27 | 沈阳市政集团有限公司 | Construction method for solving shield cutter head stall by grouting reinforcement and internal support method |
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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 |
Owner name: CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY CO., LTD Free format text: FORMER NAME: CHINA RAILWAY RAIL SYSTEM GROUP CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 410100 Changsha economic and Technological Development Zone, Hunan, No. 88 East Road, No. seven Patentee after: CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY Co.,Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan, No. 88 East Road, No. seven Patentee before: China Railway Track Systems Group Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 410100 No. 88 Dongqi Road, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: China Railway Construction Heavy Industry Co.,Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan, No. 88 East Road, No. seven Patentee before: China Railway Construction Heavy Industry Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101013 |