CN108626091B - Electromagnetic track driving piston type double-cylinder concrete pump - Google Patents
Electromagnetic track driving piston type double-cylinder concrete pump Download PDFInfo
- Publication number
- CN108626091B CN108626091B CN201810612808.3A CN201810612808A CN108626091B CN 108626091 B CN108626091 B CN 108626091B CN 201810612808 A CN201810612808 A CN 201810612808A CN 108626091 B CN108626091 B CN 108626091B
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- piston
- cylinder
- piston cylinder
- concrete
- hopper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
Abstract
The invention discloses an electromagnetic track driven piston type double-cylinder concrete pump which comprises a first piston cylinder, a second piston cylinder, a first piston and a second piston which are respectively arranged in the first piston cylinder and the second piston cylinder, wherein the first piston cylinder and the second piston cylinder are communicated with a hopper, a suction valve is arranged at the top of the hopper, a first concrete outlet and a second concrete outlet are respectively arranged at the end part of the hopper, and the first concrete outlet and the second concrete outlet are connected with an external pumping pipeline through reversing valves. Compared with the currently used hydraulic driving piston concrete pump, the hydraulic driving piston concrete pump has the advantages of greatly simplified structure, easy processing and manufacturing, greatly reduced maintenance and maintenance cost, high driving efficiency and better environmental protection; and in the allowable range of the mechanical structure, the displacement can be adjusted at will, and different working condition requirements are met.
Description
Technical Field
The invention relates to an electromagnetic track driven piston type double-cylinder concrete pump, and belongs to the technical field of concrete pumping equipment.
Background
The concrete conveying piston pump used at home and abroad at present mainly comprises a diesel engine (motor), a pumping hydraulic system (hydraulic cylinder and reversing valve), a distributing valve system, an electric control system, a lubricating system and the like, wherein the diesel engine drives a hydraulic pump, the hydraulic pump drives hydraulic oil into the hydraulic cylinder through a hydraulic cylinder, and the hydraulic cylinder piston drives the concrete cylinder piston.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an electromagnetic track driven piston type double-cylinder concrete pump which has the advantages of simple structure, high transmission efficiency, good environmental protection performance and low manufacturing cost, and can realize the delivery working condition of randomly adjusting the discharge capacity and the height so as to meet the requirement of the modern building industry on the pumping technology.
The technical scheme of the invention is as follows: the electromagnetic track driven piston type double-cylinder concrete pump comprises a first piston cylinder, a second piston cylinder, a first piston and a second piston which are respectively arranged in the first piston cylinder and the second piston cylinder, wherein the first piston cylinder and the second piston cylinder are communicated with a hopper, a suction valve is arranged at the top of the hopper, a first concrete outlet and a second concrete outlet are respectively formed in the end part of the hopper, and the first concrete outlet and the second concrete outlet are connected with an external pumping pipeline through a reversing valve; one end of the first piston and one end of the second piston are respectively and fixedly connected with the first piston rod, the second piston rod and the second piston rod, the other ends of the first piston rod and the second piston rod are respectively and fixedly connected with the first armature and the second armature, a first electric rail and a second electric rail are respectively and parallelly arranged on two sides of the first armature and the second armature, the first armature and the second armature are respectively and slidably connected with the first electric rail and the second electric rail on two sides, one ends of the first electric rail and one end of the second electric rail are respectively and electrically connected with the first circuit switching device, the other ends of the first electric rail and the second electric rail are respectively and electrically connected with the second circuit switching device, the first channel changing device and the second channel changing device are respectively and electrically connected with a pumping power supply and a return pump power supply, a first position sensor and a second position sensor are respectively installed at the front end and the rear end of the outer wall of the first piston cylinder, a third position sensor and a fourth position sensor are respectively installed at the front end and the rear end of the outer wall of the second piston cylinder, the third position sensor and the second position sensor are electrically connected with a first electric control system, the first electric control system is electrically connected with the first channel changing device, the first position sensor and the fourth position sensor are electrically connected with a second electric control system, and the second electric control system is electrically connected with the second channel changing device.
Further, the first piston rod and the second piston rod are formed by connecting two connecting rods through a coupler.
Further, first piston cylinder, second piston cylinder and hopper are integrated into one piece structure, and first piston cylinder and second piston cylinder set up side by side, and the hopper is connected at the tip of first piston cylinder and second piston cylinder.
By adopting the technical scheme, the invention has the advantages that: the invention introduces DC in the electric rail, the current passes through the power supply, the electric rail, the armature, the electric rail and the power supply to form a current loop, a magnetic field is formed between the two electric rails, the armature is used as a charged body and moves forwards under the action of Lorentz force to drive the piston to move forwards, the position sensor transmits signals to the channel switching device, the channel switching device enables the two pistons to alternately reciprocate through reversing, and the reversing valve can continuously convey concrete after each time the reversing valve turns to the piston cylinder in a pumping state. Compared with the currently used hydraulic driving piston concrete pump, the hydraulic driving piston concrete pump has the advantages of greatly simplified structure, easy processing and manufacturing, greatly reduced maintenance and maintenance cost, high driving efficiency and better environmental protection; and in the allowable range of the mechanical structure, the displacement can be adjusted at will, and different working condition requirements are met.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a flow chart of the operation of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples.
Embodiments of the invention: the structure schematic diagrams of the electromagnetic track driven piston double-cylinder concrete pump are shown in fig. 1 and 2, and the electromagnetic track driven piston double-cylinder concrete pump comprises a first piston cylinder 8, a second piston cylinder 11, a first piston 9 and a second piston 23 which are respectively arranged in the first piston cylinder 8 and the second piston cylinder 11, wherein the first piston cylinder 8, the second piston cylinder 11 and a hopper 21 are of an integrated structure, the first piston cylinder 8 and the second piston cylinder 11 are arranged side by side, the hopper 21 is connected to the end parts of the first piston cylinder 8 and the second piston cylinder 11, the first piston cylinder 8 and the second piston cylinder 11 are communicated with the hopper 21, a suction valve 20 is arranged at the top of the hopper 21, a first concrete outlet 23 and a second concrete outlet 24 are respectively arranged at the end parts of the hopper 21, the first concrete outlet 23 and the second concrete outlet 24 are connected with an external pumping pipeline through a reversing valve 22, one ends of the first piston 9 and the second piston 23 are respectively fixedly connected with a first piston rod 5 and a second piston rod 7, the other ends of the first piston rod 5 and the second piston rod 7 are respectively fixedly connected with a second piston rod 4 and a second piston rod 18 respectively through a first armature coupling and a second piston rod 6; the first armature 4 and the second armature 18 are respectively provided with a first electric rail 3 and a second electric rail 19 in parallel on two sides of the first armature 4 and the second armature 18, the first armature 4 and the second armature 18 are respectively connected with the first electric rail 3 and the second electric rail 19 on two sides in a sliding way, one end of the first electric rail 3 and one end of the second electric rail 19 are respectively connected with the first circuit switching device 2 in an electric way, the other end of the first electric rail 3 and the other end of the second electric rail 19 are respectively connected with the second circuit switching device 16 in an electric way, the first circuit switching device 2 and the second circuit switching device 16 are respectively connected with the pumping power supply 1 and the return pumping power supply 17 in an electric way, the first position sensor 12 and the second position sensor 14 are respectively arranged on the front end and the rear end of the outer wall of the first piston cylinder 8, the third position sensor 13 and the fourth position sensor 15 are respectively arranged on the front end and the rear end of the outer wall of the second piston cylinder 11, the third position sensor 13 and the second position sensor 14 are respectively connected with the first electric control system 25, the first electric control system 25 is electrically connected with the first circuit switching device 2, the first position sensor 12 and the second position sensor 15 are electrically connected with the second electric control system 26, and the second electric control system 26 is electrically connected with the second electric control system 16.
Insulating materials are fixed on the first electric rail 3 and the second electric rail 19, so that the position of the electric rail is not changed, and the shape of the electric rail is not changed.
The various devices or electrical components used in the present invention are existing equipment that can be manufactured in concrete pump plants or purchased in other plants.
The working principle of the invention is as follows:
referring to fig. 2, when the first path changing device 2 and the second path changing device 16 respectively receive signals transmitted by the first position sensor 12 and the fourth position sensor 15, the first path changing device 2 and the second path changing device 16 will perform path changing actions at the same time, the pumping power supply 1 will supply current to the first electric rail 3, the return pump power supply 17 will supply current to the second electric rail 19, and the reversing valve 22 will align the valve port with the first concrete outlet 23 corresponding to the first piston cylinder 8, and pump concrete 10 through the first concrete outlet 23; when the first and second switching devices 2 and 16 respectively receive signals transmitted by the third and second position sensors 13 and 14, the first and second switching devices 2 and 16 will perform switching actions at the same time, the pumping power supply 1 will supply current to the second electric rail 19, the return pump power supply 17 will supply current to the first electric rail 3, the reversing valve 22 will also reverse, and the reversing valve 22 will align the valve port with the second concrete outlet 24 corresponding to the second piston cylinder 11, and pump concrete 10 through the second concrete outlet 24. The continuous pumping can be achieved by repeating the above process. In order to make the piston speed of the pump-back process in a reasonable range, the current flowing in the pump-back process is far smaller than the current flowing in the pump-back process.
Claims (1)
1. The utility model provides an electromagnetic track drives piston double-cylinder concrete pump, includes first piston cylinder (8), second piston cylinder (11) and sets up first piston (9) and second piston (23) in first piston cylinder (8) and second piston cylinder (11) respectively, its characterized in that: the first piston cylinder (8) and the second piston cylinder (11) are communicated with the hopper (21), a suction valve (20) is arranged at the top of the hopper (21), a first concrete outlet (23) and a second concrete outlet (24) are respectively formed in the end part of the hopper (21), and the first concrete outlet (23) and the second concrete outlet (24) are connected with an external pumping pipeline through a reversing valve (22); one ends of the first piston (9) and the second piston (23) are fixedly connected with the first piston rod and the second piston rod (5) and the second piston rod (7) respectively, the other ends of the first piston rod and the second piston rod (5) and the second piston rod (7) are fixedly connected with the first armature (4) and the second armature (18) respectively, a first electric rail (3) and a second electric rail (19) are respectively arranged on two sides of the first armature (4) and the second armature (18) in parallel, the first armature (4) and the second armature (18) are respectively connected with the first electric rail (3) and the second electric rail (19) on two sides in a sliding manner, one ends of the first electric rail (3) and the second electric rail (19) are respectively connected with the first circuit switching device (2), the other ends of the first electric rail (3) and the second electric rail (19) are respectively connected with the second circuit switching device (16), the first circuit switching device (2) and the second circuit switching device (16) are respectively connected with the pumping power supply (1) and the pumping power supply (17) in parallel, the front sensor (12) and the back sensor (14) are respectively arranged on two ends of the second cylinder (14) and the front sensor (11) of the second cylinder respectively, the third position sensor (13) and the second position sensor (14) are electrically connected with the first electric control system (25), the first electric control system (25) is electrically connected with the first path changing device (2), the first position sensor (12) and the fourth position sensor (15) are electrically connected with the second electric control system (26), and the second electric control system (26) is electrically connected with the second path changing device (16); the first piston rod (5) and the second piston rod (7) are formed by connecting two connecting rods through a coupler (6); the first piston cylinder (8), the second piston cylinder (11) and the hopper (21) are of an integrated structure, the first piston cylinder (8) and the second piston cylinder (11) are arranged side by side, and the hopper (21) is connected to the ends of the first piston cylinder (8) and the second piston cylinder (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810612808.3A CN108626091B (en) | 2018-06-14 | 2018-06-14 | Electromagnetic track driving piston type double-cylinder concrete pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810612808.3A CN108626091B (en) | 2018-06-14 | 2018-06-14 | Electromagnetic track driving piston type double-cylinder concrete pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108626091A CN108626091A (en) | 2018-10-09 |
| CN108626091B true CN108626091B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810612808.3A Active CN108626091B (en) | 2018-06-14 | 2018-06-14 | Electromagnetic track driving piston type double-cylinder concrete pump |
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| CN (1) | CN108626091B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111806329B (en) * | 2020-04-17 | 2023-02-17 | 李巧庆 | Fluidized cement soil conveyer |
| TWI771067B (en) * | 2021-06-18 | 2022-07-11 | 潤弘精密工程事業股份有限公司 | Concrete pumping device and method of pumping concrete |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0971127A1 (en) * | 1998-07-09 | 2000-01-12 | Cifa S.P.A. | Piston speed modulation for a concrete pump |
| CN201568245U (en) * | 2009-05-31 | 2010-09-01 | 长沙中联重工科技发展股份有限公司 | Concrete pumping unit and concrete pumping device |
| CN203430755U (en) * | 2013-08-22 | 2014-02-12 | 徐州徐工施维英机械有限公司 | Concrete pump reversing system |
| CN105275767A (en) * | 2014-07-17 | 2016-01-27 | 中联重科股份有限公司 | Pressure compensation device for concrete pumping and concrete pumping device |
| CN208474062U (en) * | 2018-06-14 | 2019-02-05 | 贵州大学 | A kind of electromagnetic path driving piston type twin-tub concrete pump structure |
-
2018
- 2018-06-14 CN CN201810612808.3A patent/CN108626091B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0971127A1 (en) * | 1998-07-09 | 2000-01-12 | Cifa S.P.A. | Piston speed modulation for a concrete pump |
| CN201568245U (en) * | 2009-05-31 | 2010-09-01 | 长沙中联重工科技发展股份有限公司 | Concrete pumping unit and concrete pumping device |
| CN203430755U (en) * | 2013-08-22 | 2014-02-12 | 徐州徐工施维英机械有限公司 | Concrete pump reversing system |
| CN105275767A (en) * | 2014-07-17 | 2016-01-27 | 中联重科股份有限公司 | Pressure compensation device for concrete pumping and concrete pumping device |
| CN208474062U (en) * | 2018-06-14 | 2019-02-05 | 贵州大学 | A kind of electromagnetic path driving piston type twin-tub concrete pump structure |
Non-Patent Citations (1)
| Title |
|---|
| 混凝土泵活塞位移测量方法研究;刘会勇;李伟;林勇刚;顾大强;黄前春;赵青;;液压与气动(第03期);22-25 * |
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| Publication number | Publication date |
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| CN108626091A (en) | 2018-10-09 |
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