CN203640948U - Concrete pump truck pumping system - Google Patents
Concrete pump truck pumping system Download PDFInfo
- Publication number
- CN203640948U CN203640948U CN201320797126.7U CN201320797126U CN203640948U CN 203640948 U CN203640948 U CN 203640948U CN 201320797126 U CN201320797126 U CN 201320797126U CN 203640948 U CN203640948 U CN 203640948U
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- hole
- hydraulic cylinder
- pumping system
- concrete pump
- pump truck
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Abstract
A concrete pump truck pumping system comprises a reversing valve. A through hole communicating transversely is formed in the reversing valve. The inside of the reversing valve is further provided with a second through hole and a third through hole which are formed parallelly and which communicate longitudinally, and a fourth through hole and a fifth through hole which are formed vertically. The fourth through hole and the fifth through hole penetrate the top of the reversing valve till the first through hole. A reversing valve core is mounted in the first through hole. A first hydraulic cylinder is connected to one end of the second through hole, and the other end is connected to one top end of a Y-shaped pipe. A second hydraulic cylinder is connected to one end of the third through hole, and the other end is connected to the other top end of the Y-shaped pipe. A first piston rod and a second piston rod are respectively arranged in the first hydraulic cylinder and the second hydraulic cylinder. The fourth through hole and the fifth through hole are respectively connected to a hopper through material conveying pipes. The concrete pump truck pumping system has the advantages that the pumping system can be separated from concrete, the working environment is fine, and maintenance and repairing are facilitated.
Description
Technical field
The utility model relates to construction engineering technical field, particularly concrete pump truck pumping system.
Background technique
Concrete mixer has been widely used in building site at present, for construction has brought huge convenience.In the concrete of existing concrete pump truck pumping system works in hopper, in working procedure the pumping system maintenance that goes wrong inconvenient, and pumping system in concrete is easily subject to concrete resistance and disturbs the required force rate of commutation larger.And existing pumping system is slow turn around time, and selector valve directly contacts with oil hydraulic cylinder, frequent commutation causes the wearing and tearing of oil hydraulic cylinder and selector valve, cause jointing poor sealing, reduce pumping efficiency, and cause the pressure loss because reveal, must increase pressure for concrete pump being delivered to identical height.Therefore,, in order to improve the deficiency of existing pumping system, need a kind of new pumping system that can solve existing pumping system problem.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide concrete pump truck pumping system, can realize pumping system and separate with concrete, has working environment good, is beneficial to the feature of maintaining and maintenance.
In order to achieve the above object, the technological scheme that the utility model is taked is:
Concrete pump truck pumping system, comprise commutation valve body 1, in described commutation valve body 1, be provided with the first through hole 10 of a lateral direction penetrating, in described commutation valve body 1, be also respectively equipped with the second through hole 11 and the third through-hole 12 of two parallel longitudinal perforations, in described commutation valve body 1, be also respectively equipped with two vertical fourth holes 13 and fifth hole 14, described fourth hole 13 and fifth hole 14 run through commutation valve body 1 end face to the first through hole 10, in described the first through hole 10, changeover valve core 2 is installed, one end of described the second through hole 11 connects the first hydraulic cylinder 3, the other end connects a top of Y-piece 5, one end of described third through-hole 12 connects the second hydraulic cylinder 4, the other end connects another top of Y-piece 5, in described the first hydraulic cylinder 3 and the second hydraulic cylinder 4, be respectively equipped with first piston bar 6 and the second piston rod 7, described fourth hole 13 is connected with hopper 9 by carrier pipe 8 respectively with fifth hole 14.
Described changeover valve core 2 is cylindrical, and changeover valve core 2 is provided with two ports 15 and two L-type ports 16, and described port 15 runs through circular section diameter, and described L-type port 16 one end are parallel with port 15, and the other end vertically upward.
Described L-type port 16 is positioned at changeover valve core 2 two ends, and described port 15 is positioned at L-type port 16 inner sides, and the distance between the L-type port 16 of a side and the port 15 of opposite side equates with the distance between the second through hole 11 and third through-hole 12.
The section of described port 15 and L-type port 16 is circular.
Described the first through hole 10, the second through hole 11 are vertical between two with fourth hole 13 center, and described the first through hole 10, third through-hole 12 are vertical between two with fifth hole 14.
The section of described the first through hole 10, the second through hole 11, third through-hole 12, fourth hole 13 and fifth hole 14 is circular.
Described the first through hole 10 matches with the diameter of changeover valve core 2.
The external diameter of the internal diameter of described the first hydraulic cylinder 3 and first piston bar 6 matches, and the external diameter of the internal diameter of described the second hydraulic cylinder 4 and the second piston rod 7 matches.
Working principle of the present utility model is:
When work, changeover valve core 2 moves commutation to the first hydraulic cylinder 3 and is communicated with Y-piece 5, and first piston bar 6, to the interior lateral movement of the first hydraulic cylinder 3, is realized to Y-piece 5 feedings.Meanwhile, changeover valve core 2 is communicated with fifth hole 14 with the second hydraulic cylinder 4, the second piston rod 7, to the second hydraulic cylinder 4 movement outside, is realized hopper 9 and is passed through respectively carrier pipe 8, fifth hole 14, changeover valve core 2 and third through-hole 12 to the second hydraulic cylinder 4 feedings.
After feeding, changeover valve core 2 moves commutation, and changeover valve core 2 moves to the second hydraulic cylinder 4 and is communicated with Y-piece 5, and the second piston rod 7, to the interior lateral movement of the second hydraulic cylinder 4, is realized to Y-piece 5 feedings.Meanwhile, changeover valve core 2 is communicated with fourth hole 13 with the first hydraulic cylinder 3, first piston bar 6 is to the first hydraulic cylinder 3 movement outside, realize hopper 9 and pass through respectively carrier pipe 8, fourth hole 13, changeover valve core 2 and the second through hole 11 to the first hydraulic cylinder 3 feedings, reciprocation cycle motion realizes continuous feeding like this.
The beneficial effects of the utility model are:
The method that the utility model adopts reversing mechanism to separate with concrete, has not only shortened commutation needed time, improve pumping efficiency, and pumping system is under hopper, is also conducive to the charging of oil hydraulic cylinder under concrete self pressure-acting.Concrete separates with pumping system is also convenient to maintenance and maintenance, the working life of improving pumping system.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional drawing of pumping system of the present utility model.
Fig. 3 is the structural representation of changeover valve core of the present utility model.
Fig. 4 is the structural representation of commutation valve body of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to accompanying drawing, concrete pump truck pumping system, comprise commutation valve body 1, in described commutation valve body 1, be provided with the first through hole 10 of a lateral direction penetrating, in described commutation valve body 1, be also respectively equipped with the second through hole 11 and the third through-hole 12 of two parallel longitudinal perforations, in described commutation valve body 1, be also respectively equipped with two vertical fourth holes 13 and fifth hole 14, described fourth hole 13 and fifth hole 14 run through commutation valve body 1 end face to the first through hole 10, in described the first through hole 10, changeover valve core 2 is installed, one end of described the second through hole 11 connects the first hydraulic cylinder 3, the other end connects a top of Y-piece 5, one end of described third through-hole 12 connects the second hydraulic cylinder 4, the other end connects another top of Y-piece 5, in described the first hydraulic cylinder 3 and the second hydraulic cylinder 4, be respectively equipped with first piston bar 6 and the second piston rod 7, described fourth hole 13 is connected with hopper 9 by carrier pipe 8 respectively with fifth hole 14.
Described changeover valve core 2 is cylindrical, and changeover valve core 2 is provided with two ports 15 and two L-type ports 16, and described port 15 runs through circular section diameter, and described L-type port 16 one end are parallel with port 15, and the other end vertically upward.
Described L-type port 16 is positioned at changeover valve core 2 two ends, and described port 15 is positioned at L-type port 16 inner sides, and the distance between the L-type port 16 of a side and the port 15 of opposite side equates with the distance between the second through hole 11 and third through-hole 12.
The section of described port 15 and L-type port 16 is circular.
Described the first through hole 10, the second through hole 11 are vertical between two with fourth hole 13 center, and described the first through hole 10, third through-hole 12 are vertical between two with fifth hole 14.
The section of described the first through hole 10, the second through hole 11, third through-hole 12, fourth hole 13 and fifth hole 14 is circular.
Described the first through hole 10 matches with the diameter of changeover valve core 2.
The external diameter of the internal diameter of described the first hydraulic cylinder 3 and first piston bar 6 matches, and the external diameter of the internal diameter of described the second hydraulic cylinder 4 and the second piston rod 7 matches.
The first hydraulic cylinder 3 can pass through the second through hole 11 and the port 15 of changeover valve core 2 and a top of Y-piece 5 and be communicated with, and the second hydraulic cylinder 4 can pass through third through-hole 12 and the port 15 of changeover valve core 2 and another top of Y-piece 5 and be communicated with.The first hydraulic cylinder 3 can be communicated with carrier pipe 8 and hopper 9 by the L-type port 16 of the second through hole 11 and changeover valve core 2, and the second hydraulic cylinder 4 can be communicated with carrier pipe 8 and hopper 9 by the L-type port 16 of third through-hole 12 and changeover valve core 2.
When work, changeover valve core 2 moves commutation to the first hydraulic cylinder 3 and is communicated with Y-piece 5, and first piston bar 6, to the interior lateral movement of the first hydraulic cylinder 3, is realized to Y-piece 5 feedings.Meanwhile, changeover valve core 2 is communicated with fifth hole 14 with the second hydraulic cylinder 4, the second piston rod 7, to the second hydraulic cylinder 4 movement outside, is realized hopper 9 and is passed through respectively carrier pipe 8, fifth hole 14, changeover valve core 2 and third through-hole 12 to the second hydraulic cylinder 4 feedings.
After feeding, changeover valve core 2 moves commutation, and changeover valve core 2 moves to the second hydraulic cylinder 4 and is communicated with Y-piece 5, and the second piston rod 7, to the interior lateral movement of the second hydraulic cylinder 4, is realized to Y-piece 5 feedings.Meanwhile, changeover valve core 2 is communicated with fourth hole 13 with the first hydraulic cylinder 3, first piston bar 6 is to the first hydraulic cylinder 3 movement outside, realize hopper 9 and pass through respectively carrier pipe 8, fourth hole 13, changeover valve core 2 and the second through hole 11 to the first hydraulic cylinder 3 feedings, reciprocation cycle motion realizes continuous feeding like this.
Claims (8)
1. concrete pump truck pumping system, it is characterized in that: comprise commutation valve body (1), in described commutation valve body (1), be provided with first through hole (10) of a lateral direction penetrating, in described commutation valve body (1), be also respectively equipped with the second through hole (11) and the third through-hole (12) of two parallel longitudinal perforations, in described commutation valve body (1), be also respectively equipped with two vertical fourth holes (13) and fifth hole (14), described fourth hole (13) and fifth hole (14) run through commutation valve body (1) end face to the first through hole (10), changeover valve core (2) is installed in described the first through hole (10), one end of described the second through hole (11) connects the first hydraulic cylinder (3), the other end connects a top of Y-piece (5), one end of described third through-hole (12) connects the second hydraulic cylinder (4), the other end connects another top of Y-piece (5), in described the first hydraulic cylinder (3) and the second hydraulic cylinder (4), be respectively equipped with first piston bar (6) and the second piston rod (7), described fourth hole (13) is connected with hopper (9) by carrier pipe (8) respectively with fifth hole (14).
2. concrete pump truck pumping system according to claim 1, it is characterized in that: described changeover valve core (2) is for cylindrical, changeover valve core (2) is provided with two ports (15) and two L-type ports (16), described port (15) runs through circular section diameter, described L-type port (16) one end is parallel with port (15), and the other end vertically upward.
3. concrete pump truck pumping system according to claim 2, it is characterized in that: described L-type port (16) is positioned at changeover valve core (2) two ends, described port (15) is positioned at L-type port (16) inner side, and the distance between the L-type port (16) of a side and the port (15) of opposite side equates with the distance between the second through hole (11) and third through-hole (12).
4. concrete pump truck pumping system according to claim 3, is characterized in that: the section of described port (15) and L-type port (16) is for circular.
5. concrete pump truck pumping system according to claim 1, it is characterized in that: described the first through hole (10), the second through hole (11) are vertical between two with the center of fourth hole (13), described the first through hole (10), third through-hole (12) are vertical between two with fifth hole (14).
6. concrete pump truck pumping system according to claim 5, is characterized in that: the section of described the first through hole (10), the second through hole (11), third through-hole (12), fourth hole (13) and fifth hole (14) is for circular.
7. concrete pump truck pumping system according to claim 1, is characterized in that: described the first through hole (10) matches with the diameter of changeover valve core (2).
8. concrete pump truck pumping system according to claim 1, it is characterized in that: the external diameter of the internal diameter of described the first hydraulic cylinder (3) and first piston bar (6) matches, the external diameter of the internal diameter of described the second hydraulic cylinder (4) and the second piston rod (7) matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797126.7U CN203640948U (en) | 2013-12-04 | 2013-12-04 | Concrete pump truck pumping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797126.7U CN203640948U (en) | 2013-12-04 | 2013-12-04 | Concrete pump truck pumping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203640948U true CN203640948U (en) | 2014-06-11 |
Family
ID=50872202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320797126.7U Expired - Fee Related CN203640948U (en) | 2013-12-04 | 2013-12-04 | Concrete pump truck pumping system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203640948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989586A (en) * | 2019-04-08 | 2019-07-09 | 青岛科尼乐集团有限公司 | A kind of mounting structure and concrete mixer of concrete pumping mechanism hopper |
| CN113775499A (en) * | 2021-08-28 | 2021-12-10 | 张福民 | Concrete processing pumping equipment with built-in stone crushing structure |
-
2013
- 2013-12-04 CN CN201320797126.7U patent/CN203640948U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989586A (en) * | 2019-04-08 | 2019-07-09 | 青岛科尼乐集团有限公司 | A kind of mounting structure and concrete mixer of concrete pumping mechanism hopper |
| CN109989586B (en) * | 2019-04-08 | 2021-01-22 | 青岛科尼乐集团有限公司 | Mounting structure and mobile concrete pump of concrete pumping mechanism hopper |
| CN113775499A (en) * | 2021-08-28 | 2021-12-10 | 张福民 | Concrete processing pumping equipment with built-in stone crushing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20141204 |
|
| EXPY | Termination of patent right or utility model |