CN201687787U - Concrete pump hydraulic system for conveying high-viscosity concrete - Google Patents
Concrete pump hydraulic system for conveying high-viscosity concrete Download PDFInfo
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- CN201687787U CN201687787U CN2010202018990U CN201020201899U CN201687787U CN 201687787 U CN201687787 U CN 201687787U CN 2010202018990 U CN2010202018990 U CN 2010202018990U CN 201020201899 U CN201020201899 U CN 201020201899U CN 201687787 U CN201687787 U CN 201687787U
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Abstract
The utility model discloses a concrete pump hydraulic system for conveying high-viscosity concrete, which comprises a pumping system and a stirring system. The pumping system comprises a main oil pump, a first safety valve, a pressure relief valve, a first electro-hydraulic reversing valve, a second electro-hydraulic reversing valve, a main oil cylinder connected with the first electro-hydraulic reversing valve, a swinging oil cylinder connected with the second electro-hydraulic reversing valve, a first proximity switch arranged at the final position of the stroke of a main oil cylinder piston rod and a second proximity switch arranged at the final position of the stroke of a swinging oil cylinder piston rod. The stirring system comprises a gear pump, a second safety valve connected with the gear pump, a manual reversing valve and a stirring motor connected with the manual reversing valve. The main oil pump and the gear pump are driven by a power device. The hydraulic system can ensure the concrete pump to lead a distribution valve to act successfully when in high-strength concrete construction, realizes high-efficiency conveying of the high-strength concrete, and meets construction requirements.
Description
Technical field
The utility model belongs to hydraulic system, is specifically related to a kind of concrete concrete pump hydraulic system of transfer of highly viscous that is used for.
Background technique
Construction along with national high-speed railway, the increasing strong concrete that adopts is constructed, strong concrete viscosity is bigger, many units all require to use pump concrete in work progress, the high viscosity concrete is in the pumping process, because present most of concrete pump distributing valve pressure is 19MPa, it is not in place or put motionless phenomenon that the high viscosity concrete is easy to occur the swing of S pipe distributing valve, make efficiency of construction low, unit in charge of construction has to adopt other mode delivering concretes, has influenced carrying out smoothly of construction.
The model utility content
The technical problems to be solved in the utility model is to overcome above the deficiencies in the prior art, a kind of concrete concrete pump hydraulic system of transfer of highly viscous that is used for is provided, this hydraulic system can guarantee that concrete pump moves distributing valve smoothly when strong concrete is constructed, realize the high efficiency conveying of strong concrete, satisfy construction requirement.
The technological scheme that its technical problem that solves the utility model adopts is:
Be used for the concrete concrete pump hydraulic system of transfer of highly viscous, comprise pumping system and stirring system, the position, stroke end that described pumping system comprises main oil pump, first safety valve that is connected with main oil pump, reduction valve, first electro-hydraulic reversing valve, second electro-hydraulic reversing valve, the master cylinder that is connected with first electro-hydraulic reversing valve, the oscillating oil cylinder that is connected with second electro-hydraulic reversing valve, be located at the main oil cylinder piston bar first near switch and be located at the oscillating oil cylinder piston rod the position, stroke end second near switch; Described stirring system comprises gear pump, second safety valve that is connected with gear pump, hand-operated direction valve, the stirring motor that is connected with hand-operated direction valve; Main oil pump is connected with gear pump, and main oil pump and gear pump are driven by power plant.
The utility model system adopts standard valve member electricity liquid to jointly control.
Owing to adopt electric liquid to jointly control, guaranteed the reliability of whole system performance, electrical apparatus control system is convenient simultaneously.After system started working, the oscillating oil cylinder pressure oil of control distributing valve commutation was provided by main oil pump, and maximum pressure can reach 32MPa, sent the commutation of electrical signal control master cylinder after oscillating oil cylinder puts in place, guaranteed that each work all puts in place.Owing to adopt main oil pump high-pressure large-displacement hydraulic oil, guarantee reliably putting in place of distributing valve, owing to adopt the hydraulic pressure signal interlocking, guaranteed that system can misoperation.
The beneficial effects of the utility model are:
Shared oil pump of master cylinder and oscillating oil cylinder and safety valve, pressure reaches as high as 32MPa, when the pumping high viscosity concrete, the oscillating oil cylinder resistance is bigger, main oil pump provides the high-pressure and hydraulic oil of big flow for it, guarantee that oscillating oil cylinder reliably puts in place, send the commutation of control signal control master cylinder after oscillating oil cylinder puts in place, guarantee the normal operation of system;
Because adopting the standard valve piece controls, it is simple to make assembling, reliable performance, easily damaged parts is changed convenient, increased the reliability of system greatly, reduced rate of fault, simultaneously owing to adopted a large amount of standard valve pieces, help site operation personnel's operation, maintenance and maintenance, for the concrete pumping construction of high viscosity provides sound assurance.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
Among the figure, 1. fuel tank 2. power plant 3. main oil pumps 4. gear pumps 5. oil return oil purifiers 6. radiators 7. first safety valves 8. pressure gauges 9. second safety valves 10. hand-operated direction valves 11. reduction valve 12. first electro-hydraulic reversing valves 13. master cylinders 14. first near switch 15. oscillating oil cylinders 16. second near switch 17. second electro-hydraulic reversing valves 18. stirring motors 19. thermometers 20. empty filter 21. oil suction oil purifiers.
Embodiment
With reference to accompanying drawing, the utility model is used for the concrete concrete pump hydraulic system of transfer of highly viscous, comprise fuel tank 1, motor 2, main oil pump 3, gear pump 4, oil return oil purifier 5, radiator 6, first safety valve 7, pressure gauge 8, second safety valve 9, hand-operated direction valve 10, reduction valve 11, first electro-hydraulic reversing valve 12, master cylinder 13, first near switch 14, oscillating oil cylinder 15, second near switch 16, second electro-hydraulic reversing valve 17, stirring motor 18, thermometer 19, empty filter 20 and oil suction oil purifier 21.Wherein main oil pump 3 is connected with first safety valve 7, reduction valve 11, first electro-hydraulic reversing valve 12, second electro-hydraulic reversing valve 17, first electro-hydraulic reversing valve 12 is connected with master cylinder 13, first is positioned at the position, stroke end of master cylinder 13 piston rods near switch 14, oscillating oil cylinder 15 is connected with second electro-hydraulic reversing valve 17, and second is positioned at the position, stroke end of oscillating oil cylinder 15 piston cylinders near switch 16; Gear pump 4 is connected with second safety valve 9, hand-operated direction valve 10, hand-operated direction valve 10 is connected with stirring motor 18, thermometer 19, empty filter 20, oil suction oil purifier 21 are connected with fuel tank 1, main oil pump 3 is connected with gear pump 4, main oil pump 3 and gear pump 4 are driven by power plant 2, with the hydraulic oil in the fuel tank 1 to system's pumping.
Working principle: whole system provides pressure oil by main oil pump 3, the maximum pressure of main oil pump 3 is set at 32MPa, after a master cylinder 13 runs to terminal point, first sends electrical signal near switch 14, second electro-hydraulic reversing valve 17 of control oscillating oil cylinder 15, oscillating oil cylinder 15 commutations promote the distributing valve action, realize the conversion of concrete suction and pumping, control signal is sent near switch 16 in put in place back second of oscillating oil cylinder 15 work, first electro-hydraulic reversing valve 12 of control master cylinder 13, realize master cylinder 13 commutations, carry out a pumping circulation, the pressure oil that gear pump 4 provides stirs concrete through the action of hand-operated direction valve 10 driving stirring motors 18.
Claims (2)
1. one kind is used for the concrete concrete pump hydraulic system of transfer of highly viscous, comprise pumping system and stirring system, it is characterized in that described pumping system comprises main oil pump, first safety valve that is connected with main oil pump, reduction valve, first electro-hydraulic reversing valve, second electro-hydraulic reversing valve, the master cylinder that is connected with first electro-hydraulic reversing valve, the oscillating oil cylinder that is connected with second electro-hydraulic reversing valve, the position, stroke end that is located at the main oil cylinder piston bar first near switch and be located at the oscillating oil cylinder piston rod the position, stroke end second near switch; Described stirring system comprises gear pump, second safety valve that is connected with gear pump, hand-operated direction valve, the stirring motor that is connected with hand-operated direction valve; Main oil pump and gear pump are driven by power plant.
2. the concrete concrete pump hydraulic system of transfer of highly viscous that is used for according to claim 1 is characterized in that adopting standard valve member electricity liquid to jointly control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202018990U CN201687787U (en) | 2010-05-25 | 2010-05-25 | Concrete pump hydraulic system for conveying high-viscosity concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202018990U CN201687787U (en) | 2010-05-25 | 2010-05-25 | Concrete pump hydraulic system for conveying high-viscosity concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201687787U true CN201687787U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202018990U Expired - Fee Related CN201687787U (en) | 2010-05-25 | 2010-05-25 | Concrete pump hydraulic system for conveying high-viscosity concrete |
Country Status (1)
| Country | Link |
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| CN (1) | CN201687787U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094782A (en) * | 2011-03-04 | 2011-06-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Concrete pumping equipment and hydraulic system thereof |
| CN102285437A (en) * | 2011-05-17 | 2011-12-21 | 哈尔滨工程大学 | Hydraulic system of pneumatic miniature sightseeing submarine |
| CN102330715A (en) * | 2011-07-14 | 2012-01-25 | 长沙中联重工科技发展股份有限公司 | Concrete pumping equipment, serial oil cylinder and stroke self-adaptive tail end compensation method thereof |
| CN103423136A (en) * | 2012-05-15 | 2013-12-04 | 北京华德创业环保设备有限公司 | Switching structure of industrial solid pump output switching tube |
| CN104074703A (en) * | 2014-07-04 | 2014-10-01 | 徐州徐工施维英机械有限公司 | Positive-reverse switchover hydraulic system for concrete pump, and concrete pump truck |
| CN104847645A (en) * | 2014-04-18 | 2015-08-19 | 北汽福田汽车股份有限公司 | Concrete pumping mechanism control method, pumping mechanism control device and engineering machinery |
| CN104948518A (en) * | 2015-05-06 | 2015-09-30 | 湖州双力自动化科技装备有限公司 | Thermocompressor system |
| CN104985694A (en) * | 2015-05-26 | 2015-10-21 | 兖矿集团有限公司 | Hydraulic control system and method for underground coal mine cement foaming machine |
| CN105134675A (en) * | 2015-08-28 | 2015-12-09 | 中国铁建重工集团有限公司 | Dual-power system of pumping mechanism of injection machine |
| CN105179340A (en) * | 2015-09-10 | 2015-12-23 | 北汽福田汽车股份有限公司 | Concrete pump truck and hydraulic stirring system thereof |
| CN105605003A (en) * | 2015-11-17 | 2016-05-25 | 湖南五新隧道智能装备股份有限公司 | Hydraulic system and concrete spraying car |
| CN107725803A (en) * | 2017-11-15 | 2018-02-23 | 飞翼股份有限公司 | Non-return valve assembly and pumping filling pipeline system |
| CN110118169A (en) * | 2018-02-06 | 2019-08-13 | 爱伏机械(上海)有限公司 | A kind of hydraulic concrete double-piston pump commutation current stabilization control system |
| CN111156210A (en) * | 2020-03-27 | 2020-05-15 | 湖南拓沃重工科技有限公司 | Pumping oil cylinder control system and control method for concrete pump |
-
2010
- 2010-05-25 CN CN2010202018990U patent/CN201687787U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094782A (en) * | 2011-03-04 | 2011-06-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Concrete pumping equipment and hydraulic system thereof |
| CN102094782B (en) * | 2011-03-04 | 2013-02-27 | 徐工集团工程机械股份有限公司建设机械分公司 | Concrete pumping equipment and hydraulic system thereof |
| CN102285437A (en) * | 2011-05-17 | 2011-12-21 | 哈尔滨工程大学 | Hydraulic system of pneumatic miniature sightseeing submarine |
| CN102285437B (en) * | 2011-05-17 | 2013-10-30 | 哈尔滨工程大学 | Hydraulic system of pneumatic miniature sightseeing submarine |
| CN102330715A (en) * | 2011-07-14 | 2012-01-25 | 长沙中联重工科技发展股份有限公司 | Concrete pumping equipment, serial oil cylinder and stroke self-adaptive tail end compensation method thereof |
| WO2013007061A1 (en) * | 2011-07-14 | 2013-01-17 | 长沙中联重工科技发展股份有限公司 | Concrete pumping device, series cylinder and stroke end adaptive compensation method thereof |
| CN102330715B (en) * | 2011-07-14 | 2013-03-27 | 中联重科股份有限公司 | Concrete pumping equipment, serial oil cylinder and stroke self-adaptive tail end compensation method thereof |
| CN103423136A (en) * | 2012-05-15 | 2013-12-04 | 北京华德创业环保设备有限公司 | Switching structure of industrial solid pump output switching tube |
| CN104847645A (en) * | 2014-04-18 | 2015-08-19 | 北汽福田汽车股份有限公司 | Concrete pumping mechanism control method, pumping mechanism control device and engineering machinery |
| CN104074703A (en) * | 2014-07-04 | 2014-10-01 | 徐州徐工施维英机械有限公司 | Positive-reverse switchover hydraulic system for concrete pump, and concrete pump truck |
| CN104948518A (en) * | 2015-05-06 | 2015-09-30 | 湖州双力自动化科技装备有限公司 | Thermocompressor system |
| CN104948518B (en) * | 2015-05-06 | 2017-03-15 | 湖州双力自动化科技装备有限公司 | A kind of heating press system |
| CN104985694A (en) * | 2015-05-26 | 2015-10-21 | 兖矿集团有限公司 | Hydraulic control system and method for underground coal mine cement foaming machine |
| CN105134675A (en) * | 2015-08-28 | 2015-12-09 | 中国铁建重工集团有限公司 | Dual-power system of pumping mechanism of injection machine |
| CN105134675B (en) * | 2015-08-28 | 2017-06-16 | 中国铁建重工集团有限公司 | A kind of hybrid power system of spraying machine pumping mechanism |
| CN105179340A (en) * | 2015-09-10 | 2015-12-23 | 北汽福田汽车股份有限公司 | Concrete pump truck and hydraulic stirring system thereof |
| CN105179340B (en) * | 2015-09-10 | 2017-06-06 | 北汽福田汽车股份有限公司 | Concrete mixer and its stirring hydraulic system |
| CN105605003A (en) * | 2015-11-17 | 2016-05-25 | 湖南五新隧道智能装备股份有限公司 | Hydraulic system and concrete spraying car |
| CN107725803A (en) * | 2017-11-15 | 2018-02-23 | 飞翼股份有限公司 | Non-return valve assembly and pumping filling pipeline system |
| CN107725803B (en) * | 2017-11-15 | 2024-04-12 | 飞翼股份有限公司 | Check valve assembly and pumping and filling pipeline system |
| CN110118169A (en) * | 2018-02-06 | 2019-08-13 | 爱伏机械(上海)有限公司 | A kind of hydraulic concrete double-piston pump commutation current stabilization control system |
| CN111156210A (en) * | 2020-03-27 | 2020-05-15 | 湖南拓沃重工科技有限公司 | Pumping oil cylinder control system and control method for concrete pump |
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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 System Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20180525 |