CN217458527U - Tower crane integrated hydraulic valve block and tower crane jacking pump station - Google Patents
Tower crane integrated hydraulic valve block and tower crane jacking pump station Download PDFInfo
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- CN217458527U CN217458527U CN202221372134.2U CN202221372134U CN217458527U CN 217458527 U CN217458527 U CN 217458527U CN 202221372134 U CN202221372134 U CN 202221372134U CN 217458527 U CN217458527 U CN 217458527U
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Abstract
The utility model relates to a hydraulic control system especially relates to integrated hydraulic valve piece of tower crane and tower crane jacking pump station. The utility model discloses integrated hydraulic valve piece of tower crane includes the valve block body and sets up main oil gallery T mouth, main oil inlet P mouth, pressure measurement mouth MP mouth, work hydraulic fluid port A mouth and the work hydraulic fluid port B mouth on the valve block body, still including installing one-way sequence valve, low pressure overflow valve, manual switching-over valve, high-pressure overflow valve and the relief valve on the valve block body. The valves and the oil ports are communicated through the first flow passage, the second flow passage, the third flow passage and the fourth flow passage. The utility model integrates a plurality of original independent hydraulic valve blocks on an integrated hydraulic valve block by optimizing the internal flow passage structure of the integrated hydraulic valve block body of the tower crane; the integrated hydraulic valve block is compact in structure, small in size, material cost is saved, and the oil leakage condition of the traditional multiple valve blocks in interconnection is effectively avoided.
Description
Technical Field
The utility model relates to a hydraulic control system especially relates to integrated hydraulic valve piece of tower crane and tower crane jacking pump station.
Background
The existing tower crane jacking hydraulic pump station has the advantages that a hydraulic system is formed by connecting a plurality of independent valve blocks, the structure is complex, the cost is high, and the failure rate is high; oil leakage is also easily caused at the mutual connection of the valve blocks. These valve blocks are usually installed under the tank panel, which is difficult to install and inconvenient to debug and maintain; the valve block is arranged below the oil tank panel, so that the oil tank panel and the oil tank are required to be movably connected, and the connecting transition holes in the oil tank panel are more, so that oil leakage or water seepage is easy to occur, hydraulic oil emulsification is caused, and the safety of a hydraulic system of a pump station is affected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides an integrated hydraulic valve piece of tower crane and tower crane jacking pump station, this integrated hydraulic valve piece of tower crane simple structure, it is more convenient to dismantle and install.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an integrated hydraulic valve piece of tower crane, include: the hydraulic control valve comprises a valve block body, a main oil return port T, a main oil inlet P, a pressure measuring port MP, a working oil port A and a working oil port B which are arranged on the valve block body, and further comprises a one-way sequence valve, a low-pressure overflow valve, a manual reversing valve, a high-pressure overflow valve and a safety valve which are arranged on the valve block body; a first flow passage, a second flow passage, a third flow passage and a fourth flow passage are arranged in the valve block body; the first flow passage communicates a main oil inlet P port, a high-pressure overflow valve oil inlet, a safety valve oil inlet, a pressure measuring port MP port and a manual reversing valve P port; the second flow passage is used for communicating the oil outlet of the high-pressure overflow valve, the oil outlet of the safety valve, the T port of the main oil return port, the T port of the manual reversing valve, the oil outlet of the one-way sequence valve and the oil outlet of the low-pressure overflow valve; the third flow passage communicates the working oil port B, the oil inlet of the one-way sequence valve, the oil inlet of the low-pressure overflow valve and the oil port B of the manual reversing valve through the flow passage; and the fourth flow passage communicates the working oil port A with the oil port A of the manual reversing valve.
Further, the method comprises the following steps: the main oil return port T, the safety valve, the one-way sequence valve and the low-pressure overflow valve are arranged on the front end face of the valve block body; the high-pressure overflow valve is arranged on the upper end surface of the valve block body; a main oil inlet P port is formed in the left end face of the valve block body; the working oil port A and the working oil port B are positioned on the rear end surface of the valve block body; the manual reversing valve is arranged on the right end face of the valve block body.
Further, the method comprises the following steps: the valve block body is provided with a valve block mounting hole.
The utility model discloses provide a tower crane jacking pump station simultaneously, include: the hydraulic lifting device comprises an oil tank, a driving motor, a plunger hydraulic pump, a hydraulic gauge and a lifting oil cylinder; the integrated hydraulic valve block of the tower crane is further included; a pressure measuring port MP on the tower crane integrated hydraulic valve block is connected with a hydraulic gauge through an oil pipe; the T port of the main oil return port is communicated with an oil tank through an oil pipe; the main oil inlet P port is communicated with an oil outlet of the plunger hydraulic pump through an oil pipe; the driving motor drives the plunger hydraulic pump to work; the working oil port A and the working oil port B are communicated with the jacking oil cylinder through oil pipes.
Further, the method comprises the following steps: the integrated hydraulic valve block support of the tower crane is fixed on the oil tank, and the integrated hydraulic valve block of the tower crane is arranged on the integrated hydraulic valve block support of the tower crane.
Further, the method comprises the following steps: a sealing box is arranged on the upper side of the oil tank; the tower crane integrated hydraulic valve block, the tower crane integrated hydraulic valve block support and the pipeline connecting hole in the oil tank are all located in the seal box.
Further, the method comprises the following steps: the sealed box is provided with heat dissipation holes.
The beneficial effects of the utility model are that:
1. the utility model integrates a plurality of original independent hydraulic valve blocks on an integrated hydraulic valve block by optimizing the internal flow passage structure of the integrated hydraulic valve block body of the tower crane; the integrated hydraulic valve block has a compact structure and a small volume, saves material cost, and effectively avoids the oil leakage condition caused by the interconnection of a plurality of traditional valve blocks;
2. the main oil return port T, the safety valve, the one-way sequence valve and the low-pressure overflow valve are arranged on the front end face of the valve block body; the high-pressure overflow valve is arranged on the upper end face of the valve block body; a main oil inlet P port is formed in the left end face of the valve block body; the working oil port A and the working oil port B are positioned on the rear end surface of the valve block body; the manual reversing valve is arranged on the right end face of the valve block body; the structural design can reduce the overall size of the integrated hydraulic valve block of the tower crane, save materials and facilitate the installation of the valve block;
3. the integrated hydraulic valve block support of the tower crane is arranged on the oil tank, the integrated hydraulic valve block of the tower crane is arranged on the integrated hydraulic valve block support of the tower crane, and the valve block is arranged below the panel of the oil tank, namely inside the oil tank in the traditional scheme, so that the structure is convenient for the installation, debugging and maintenance of the integrated hydraulic valve block support of the tower crane and is also beneficial to the heat dissipation of the integrated valve block; the integrated hydraulic valve block of the tower crane is arranged on the oil tank panel, the hole sites for connecting the valve block on the oil tank panel are fewer, the possibility of oil leakage or water leakage is reduced, and the reliability of the product is effectively improved;
4. the sealing box is arranged on the upper side of the oil tank, and the tower crane integrated hydraulic valve block, the tower crane integrated hydraulic valve block support and the pipeline connecting hole in the oil tank are all positioned in the sealing box, so that impurities such as rainwater and dust can be effectively isolated, and the phenomenon that the impurities fall into the oil tank through the connecting hole to influence the quality of an oil product is avoided; the functions of protecting the integrated hydraulic valve block, the oil pipe and the like of the tower crane can be achieved; the sealed box is provided with heat dissipation holes, which is favorable for heat dissipation.
Drawings
FIG. 1 is a front view of an integrated hydraulic valve block of a tower crane;
FIG. 2 is a bottom view of the integrated hydraulic valve block of the tower crane;
FIG. 3 is a rear view of an integrated hydraulic valve block of the tower crane;
FIG. 4 is a left side view of the integrated hydraulic valve block of the tower crane;
FIG. 5 is a top view of the integrated hydraulic valve block of the tower crane;
FIG. 6 is a first perspective internal view of the valve block body;
FIG. 7 is a schematic view of the internal flow passage of FIG. 6;
FIG. 8 is a second perspective internal view of the valve block body;
FIG. 9 is a schematic view of the internal flow passage of FIG. 8;
FIG. 10 is a schematic diagram of a tower crane jacking pump station;
FIG. 11 is a sectional view taken in the direction of FIG. 10A-A;
FIG. 12 is a sectional view taken in the direction of FIG. 10B-B;
FIG. 13 is a schematic diagram of a tower crane jacking pump station;
labeled as: 1-a valve block body, 101-a main oil return port T, 102-a main oil inlet P, 103-a pressure measuring port MP, 104-a working oil port A, 105-a working oil port B, 106-a first flow passage, 107-a second flow passage, 108-a third flow passage, 109-a fourth flow passage, 2-a one-way sequence valve, 3-a low-pressure overflow valve, 4-a manual reversing valve, 5-a high-pressure overflow valve, 6-a safety valve, 7-an oil tank, 8-a driving motor, 9-a plunger hydraulic pump, 10-a tower crane integrated hydraulic valve block bracket, 11-a valve block mounting hole, 12-a seal box and 13-a hydraulic gauge.
Detailed Description
The following detailed description of the present invention will be provided in order to further understand the concept of the present invention, the technical problems, the technical features constituting the technical solutions, and the technical effects brought by the technical features of the present invention, which are described in the following with reference to the accompanying drawings. However, the description of the embodiments is illustrative and not intended to limit the present invention.
Fig. 1 to 5 show various directional views of the integrated hydraulic valve block of the tower crane of the present invention. The utility model discloses integrated hydraulic valve piece of tower crane, include: the hydraulic control valve comprises a valve block body 1, a main oil return port T port 101, a main oil inlet P port 102, a pressure measuring port MP port 103, a working oil port A port 104 and a working oil port B port 105 which are arranged on the valve block body 1, and a one-way sequence valve 2, a low-pressure overflow valve 3, a manual reversing valve 4, a high-pressure overflow valve 5 and a safety valve 6 which are arranged on the valve block body 1; a first flow passage 106, a second flow passage 107, a third flow passage 108 and a fourth flow passage 109 are arranged in the valve block body 1; a first flow passage 106 connects the main oil inlet P port 102, the oil inlet of the high-pressure overflow valve 5, the oil inlet of the safety valve 6, the pressure measuring port MP port 103 and the oil port of the manual reversing valve 4P; the second flow passage 107 communicates the oil outlet of the high-pressure overflow valve 5, the oil outlet of the safety valve 6, the main oil return port T101, the oil port of the manual reversing valve 4T, the oil outlet of the one-way sequence valve 2 and the oil outlet of the low-pressure overflow valve 3; a third flow passage 108 communicates the working oil port B105, the oil inlet of the one-way sequence valve 2, the oil inlet of the low-pressure overflow valve 3 and the oil port of the manual reversing valve 4B through the flow passage; the fourth flow passage 109 communicates the working port a 104 with the manual directional valve 4A.
The main oil return port T101, the safety valve 6, the one-way sequence valve 2 and the low-pressure overflow valve 3 are arranged on the front end face of the valve block body 1; the high-pressure overflow valve 5 is arranged on the upper end surface of the valve block body 1; a main oil inlet P port 102 is arranged on the left end surface of the valve block body 1; the working oil port A104 and the working oil port B105 are positioned on the rear end surface of the valve block body 1; the manual reversing valve 4 is arranged on the right end face of the valve block body 1. The structure design can reduce the volume of the integrated hydraulic valve block of the tower crane, save materials and facilitate the installation of the valve block.
Furthermore, in order to facilitate installation of the integrated hydraulic valve block of the tower crane, a valve block installation hole 11 is formed in the valve block body 1. In the embodiment of the utility model provides an in, mounting hole 11 sets up at valve block body up end, and mounting hole 11 is the through-hole, is provided with the boss in it, as shown in fig. 5.
The utility model discloses integrated hydraulic valve piece of tower crane, valve piece body inner structure is shown in figure 6 to figure 9.
As shown in fig. 10 to 12, the utility model discloses provide a tower crane jacking pump station simultaneously, it includes: the hydraulic control system comprises an oil tank 7, a driving motor 8, a plunger hydraulic pump 9, a hydraulic gauge 13 and a jacking oil cylinder; the integrated hydraulic valve block of the tower crane is further included; a pressure measuring port MP port 103 on the tower crane integrated hydraulic valve block is connected with a hydraulic gauge 13 through an oil pipe; the main oil return port T101 is communicated with the oil tank 7 through an oil pipe; the main oil inlet P port 102 is communicated with an oil outlet of the plunger hydraulic pump 9 through an oil pipe; the driving motor 8 drives the plunger hydraulic pump 9 to work; the working oil port A104 and the working oil port B105 are communicated with the jacking oil cylinder through oil pipes.
Further, a tower crane integrated hydraulic valve block support 10 is fixedly arranged on the oil tank 7, and the tower crane integrated hydraulic valve block is fixed on the tower crane integrated hydraulic valve block support 10. The integrated hydraulic valve block of the tower crane is arranged on the panel of the oil tank 7, and the traditional scheme that the valve block is arranged below the panel of the oil tank 7 is replaced, so that the structure is convenient to install, debug and maintain; install the integrated valve piece on operating panel, still be favorable to the integrated valve piece heat dissipation, and the connecting hole becomes few, is difficult to take place oil leak or the phenomenon of leaking, effectively improves the reliability of product.
Further, a seal box 12 is arranged on the upper side of the oil tank 7; the integrated hydraulic valve block of the tower crane, the integrated hydraulic valve block bracket 10 of the tower crane and the pipeline connecting hole on the oil tank 7 are all positioned in the seal box 12. Like this can effectual isolated impurity such as rainwater, dust, avoid it to fall into the oil tank through the connecting hole, influence oil quality.
Furthermore, heat dissipation holes are formed in the seal box 12, so that heat dissipation is facilitated.
Fig. 13 shows a schematic diagram of the tower crane jacking pump station of the present invention. In FIG. 10, when the handle of the manual reversing valve 4 is in the middle position, the system is unloaded, and the oil cylinder does not act; when the handle of the manual directional control valve 4 in fig. 10 is pulled upwards, the oil port P of the manual directional control valve 4 in fig. 13 is communicated with the oil port a, the oil port T of the manual directional control valve 4 in fig. 13 is communicated with the oil port B, the rodless cavity of the jacking oil cylinder is filled with oil, and the piston rod of the oil cylinder is in an extending state; in fig. 10, when the handle of the manual directional control valve 4 is pulled downwards, the oil port P of the manual directional control valve 4 is communicated with the oil port B, the oil port T of the manual directional control valve 4 is communicated with the oil port a, the rod cavity of the jacking oil cylinder is filled with oil, and the piston rod of the oil cylinder is in a recovery state.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. Integrated hydraulic valve piece of tower crane includes: the hydraulic control valve comprises a valve block body (1), a main oil return port T (101), a main oil inlet P (102), a pressure measuring port MP (103), a working oil port A (104) and a working oil port B (105), wherein the main oil return port T, the main oil inlet P, the pressure measuring port MP (103), the working oil port A and the working oil port B are arranged on the valve block body (1), and the hydraulic control valve further comprises a one-way sequence valve (2), a low-pressure overflow valve (3), a manual reversing valve (4), a high-pressure overflow valve (5) and a safety valve (6) which are arranged on the valve block body (1); the method is characterized in that: a first flow passage (106), a second flow passage (107), a third flow passage (108) and a fourth flow passage (109) are arranged in the valve block body (1); a main oil inlet P port (102), an oil inlet of a high-pressure overflow valve (5), an oil inlet of a safety valve (6), a pressure measuring port MP port (103) and a P oil port of a manual reversing valve (4) are communicated through a first flow passage (106); an oil outlet of the high-pressure overflow valve (5), an oil outlet of the safety valve (6), a main oil return port T (101), an oil port of the manual reversing valve (4), an oil outlet of the one-way sequence valve (2) and an oil outlet of the low-pressure overflow valve (3) are communicated through a second flow passage (107); a third flow passage (108) communicates the working oil port B (105), the oil inlet of the one-way sequence valve (2), the oil inlet of the low-pressure overflow valve (3) and the oil port B of the manual reversing valve (4) through the flow passage; the fourth flow passage (109) connects the working oil port A (104) with the oil port A of the manual reversing valve (4).
2. The integrated hydraulic valve block of the tower crane according to claim 1, wherein: the main oil return port T (101), the safety valve (6), the one-way sequence valve (2) and the low-pressure overflow valve (3) are arranged on the front end face of the valve block body (1); the high-pressure overflow valve (5) is arranged on the upper end surface of the valve block body (1); a main oil inlet P port (102) is arranged on the left end surface of the valve block body (1); the working oil port A (104) and the working oil port B (105) are positioned on the rear end surface of the valve block body (1); the manual reversing valve (4) is arranged on the right end face of the valve block body (1).
3. The integrated hydraulic valve block of the tower crane according to claim 2, wherein: the valve block body (1) is provided with a valve block mounting hole (11).
4. Tower crane jacking pump station includes: the hydraulic control system comprises an oil tank (7), a driving motor (8), a plunger hydraulic pump (9), a hydraulic gauge (13) and a jacking oil cylinder; the method is characterized in that: the tower crane integrated hydraulic valve block of any one of claims 1 to 3; a pressure measuring port MP port (103) on the tower crane integrated hydraulic valve block is connected with a hydraulic gauge (13) through an oil pipe; the main oil return port T (101) is communicated with the oil tank (7) through an oil pipe; a main oil inlet P port (102) is communicated with an oil outlet of the plunger hydraulic pump (9) through an oil pipe; the driving motor (8) drives the plunger hydraulic pump (9) to work; the working oil port A (104) and the working oil port B (105) are communicated with the jacking oil cylinder through oil pipes.
5. The tower crane jacking pump station of claim 4, wherein: the hydraulic control system is characterized by further comprising a tower crane integrated hydraulic valve block support (10), wherein the tower crane integrated hydraulic valve block support (10) is fixed on the oil tank (7), and the tower crane integrated hydraulic valve block is installed on the tower crane integrated hydraulic valve block support (10).
6. The tower crane jacking pump station of claim 5, wherein: a sealing box (12) is arranged on the upper side of the oil tank (7); the tower crane integrated hydraulic valve block, the tower crane integrated hydraulic valve block support (10) and the pipeline connecting hole in the oil tank (7) are all located in the seal box (12).
7. The tower crane jacking pump station of claim 6, wherein: the sealed box (12) is also provided with heat dissipation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221372134.2U CN217458527U (en) | 2022-06-02 | 2022-06-02 | Tower crane integrated hydraulic valve block and tower crane jacking pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221372134.2U CN217458527U (en) | 2022-06-02 | 2022-06-02 | Tower crane integrated hydraulic valve block and tower crane jacking pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217458527U true CN217458527U (en) | 2022-09-20 |
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ID=83234849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221372134.2U Active CN217458527U (en) | 2022-06-02 | 2022-06-02 | Tower crane integrated hydraulic valve block and tower crane jacking pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217458527U (en) |
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2022
- 2022-06-02 CN CN202221372134.2U patent/CN217458527U/en active Active
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