CN214662355U

CN214662355U - Industrial pump driving motor hydraulic oil port integrated valve and industrial pump

Info

Publication number: CN214662355U
Application number: CN202120647204.XU
Authority: CN
Inventors: 张坤
Original assignee: Shandong Kunhuo Environmental Protection Technology Co ltd
Current assignee: Shandong Kunhuo Environmental Protection Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-09
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses an industrial pump driving motor hydraulic pressure hydraulic fluid port collecting valve and industrial pump, including integrated valve body, set up two parallels on the integrated valve body and link up integrated valve body's first passageway and second passageway, the inner wall of first passageway and second passageway communicates third passageway and fourth passageway perpendicularly respectively in the position that leaves mutually, third passageway and fourth passageway extend to integrated valve body surface respectively. The two collecting valve blocks are integrated on one integrated valve, and the integrated valve is directly fixed on the driving motor, so that the occupied space of the valve blocks is reduced, joints are reduced, and leakage is reduced; when the temperature or the pressure of the hydraulic oil in the integrated valve reaches a set value, the hydraulic oil overflows through the overflow channel, so that the operation stability of the equipment is improved; the installation of being connected between industrial pump driving motor and the hydraulic pump is not restricted by the space, improves the convenience of equipment later stage dismouting and maintenance, improves the assembly qualification rate of once, has guaranteed subsequent technology and quality.

Description

Industrial pump driving motor hydraulic oil port integrated valve and industrial pump

Technical Field

The utility model belongs to the technical field of the industrial pump technique and specifically relates to an industrial pump driving motor hydraulic pressure hydraulic fluid port collection valve and industrial pump.

Background

In an industrial pump hydraulic power system, because an industrial pump is high in load, 2 power units, namely hydraulic pumps, are needed to provide power sources for hydraulic driving motors of the industrial pump, a high-pressure port (port A) and a low-pressure port (port B) of the 2 hydraulic pumps are needed to be connected to the port A and the port B of the industrial pump driving motor respectively and simultaneously, and the driving motor of the industrial pump is only provided with the port A and the port B, so that an oil path collecting valve block needs to be designed. In the prior art, as shown in fig. 1, two collecting valve blocks are usually required to be provided, each collecting valve block is provided with three ports, two ports are respectively communicated with ports a or B of two hydraulic pumps, the other port of each collecting valve block is connected with a right-angle pipe joint, and the right-angle pipe joint is communicated with the port a or B of a driving motor through threaded connection. The collecting valve block is used as a core part of a pipeline system to connect two hydraulic pumps and a power motor, the threads of a connecting pipeline are almost completely concentrated at the position, the valve block is connected with the power motor through the threads of the pipe joint due to narrow installation space, the valve block extends out for a long time, and the equipment is vibrated and reduced in the operation process to cause the looseness of the sealing surface of the pipe joint and influence the normal operation of the equipment; meanwhile, as a closed hydraulic system is adopted, the temperature and the pressure of hydraulic oil of the closed circulation system cannot be monitored in real time in the continuous operation process, and the hydraulic oil at multiple positions between a valve block and a motor is leaked and the power motor and the hydraulic pump are failed when the temperature or the pressure is too high; in the debugging process at every turn, need many times dismouting and test, too much threaded connection makes the debugging process loaded down with trivial details unusually, consumes a large amount of manpower and materials.

SUMMERY OF THE UTILITY MODEL

In order to solve current collection valve block and connect loaded down with trivial details, occupation space is big, lead to the problem of not hard up weeping easily, the utility model provides an industrial pump driving motor hydraulic pressure hydraulic fluid port integrated valve and industrial pump collect two valve block integratedly on an integrated valve, and on integrated valve can the lug fixation in driving motor, reduced valve block occupation space, reduce and connect, solved the problem of easy weeping.

The utility model adopts the technical proposal that:

the utility model provides an industrial pump driving motor hydraulic pressure hydraulic fluid port collecting valve, includes the integrated valve body, set up two first passageways and the second passageway that are parallel and link up the integrated valve body on the integrated valve body, the inner wall of first passageway and second passageway is at the position that leaves perpendicularly intercommunication third passageway and fourth passageway respectively, third passageway and fourth passageway extend to the integrated valve body surface respectively.

Preferably, the inner walls of the first channel and the second channel are communicated through a fifth channel at a similar position, the inner wall of the fifth channel is vertically communicated with an overflow channel, and the overflow channel penetrates through the integrated valve body and is vertical to the first channel, the second channel, the third channel, the fourth channel and the fifth channel; and an overflow pipe is arranged on the integrated valve body at one end of the overflow channel, an electromagnetic overflow valve is arranged at the other end of the integrated valve body, and the electromagnetic overflow valve is connected with a control system and controls the opening and closing of the overflow channel. The industrial pump system adopts a closed hydraulic system, when hydraulic oil in the system needs to be replaced or overflows for other reasons, the overflow channel is opened by controlling the electromagnetic overflow valve through the control system, and the hydraulic oil in the closed hydraulic system can flow out.

Preferably, the electromagnetic overflow valve comprises a valve core and a valve seat, the valve seat is fixed on the integrated valve body at the other end of the overflow channel, and the valve core extends into the overflow channel; when the valve core extends out of the valve seat, the communication between the fifth channel and the overflow channel is blocked; and when the valve core retracts to the valve seat, the fifth channel is communicated with the overflow channel. And the fifth channel is communicated and blocked with the overflow channel through the movement of the valve core.

Preferably, the first channel and the second channel are respectively connected with a temperature and pressure sensor, and the temperature and pressure sensors are connected with a control system. When the temperature and pressure sensor detects that the temperature or the pressure of the hydraulic oil reaches a set value of the system, the control system controls the electromagnetic overflow valve to be opened to realize the communication between the fifth channel and the overflow channel, and the overflow pipe can be connected with an oil tank to overflow the hydraulic oil to the oil tank; the hydraulic pump which provides power for the driving motor can supplement low-temperature hydraulic oil with the same quantity from the oil tank through the oil supplementing port of the hydraulic pump, so that the temperature and the pressure of the closed hydraulic system are guaranteed, and continuous operation of equipment is guaranteed.

The utility model also provides an industrial pump, including industrial pump body, the driving motor of drive industrial pump body, drive two hydraulic pumps of driving motor, driving motor passes through the drive shaft of coupling joint industrial pump body, driving motor is equipped with two hydraulic fluid ports, hydraulic fluid port department is equipped with as above-mentioned industrial pump driving motor hydraulic fluid port integrated valve, the one end of first passageway and second passageway communicates with two hydraulic fluid ports respectively; the other end of the first channel and the third channel are respectively connected with outlets of the two hydraulic pumps, the other end of the second channel and the fourth channel are respectively connected with inlets of the two hydraulic pumps, or the other end of the first channel and the third channel are respectively connected with inlets of the two hydraulic pumps, the other end of the second channel and the fourth channel are respectively connected with outlets of the two hydraulic pumps, and the overflow pipe is connected with the oil tank.

The integrated valve is simultaneously connected with the industrial pump and the two hydraulic pumps, and the inlets and the outlets of the two hydraulic pumps are respectively converged by the integrated valve and correspondingly connected with the inlet and the outlet of the driving motor; preferably, the integrated valve passes through on bolt snap-on is in the actuating motor, and first passageway on the integrated valve corresponds with two hydraulic pressure hydraulic fluid ports of actuating motor respectively with the second passageway and is connected, has saved mounting flange, right angle pipe connector etc. here, has reduced the joint quantity here, and the integrated valve is closely connected with the actuating motor, avoids equipment operation vibrations to be connected sealed influence to integrated valve and actuating motor, has reduced the emergence of weeping.

Preferably, the first channel, the third channel, the second channel and the fourth channel are respectively connected with the hydraulic pump through a fixed flange and an elbow.

Compared with the prior art, the utility model provides an industrial pump driving motor hydraulic oil port integrated valve and an industrial pump,

1. the two collecting valve blocks are integrated on the integrated valve, and the integrated valve is directly fixed on the driving motor, so that a fixing flange, a right-angle pipe connector and the like at the position are omitted, the occupied space of the valve blocks is reduced, the connectors are reduced, and the problem of easy leakage is solved;

2. when the temperature or the pressure of the hydraulic oil in the integrated valve reaches a set value, the hydraulic oil overflows to the oil return tank in time through the overflow channel for cooling, and the hydraulic pump supplements low-temperature hydraulic oil for a hydraulic system, so that the operation stability of equipment is improved;

3. adopt the utility model discloses an industrial pump of collecting valve, the installation of being connected between industrial pump driving motor and the hydraulic pump does not receive the space restriction, and the convenience of improve equipment later stage dismouting and maintenance improves the one-time assembly qualification rate, has guaranteed subsequent technology and quality.

Drawings

FIG. 1 is a schematic diagram of a prior art industrial pump;

fig. 2 is a schematic perspective view of the integrated valve of the present invention;

fig. 3 is a perspective view of another perspective view of the integrated valve of the present invention;

FIG. 4 is a front view of the integrated valve of the present invention;

FIG. 5 is a cross-sectional view taken along the line C-C in FIG. 4;

FIG. 6 is a cross-sectional view taken along the line D-D in FIG. 4;

fig. 7 is a schematic perspective view of an industrial pump according to the present invention;

fig. 8 is an exploded view of the integrated valve, drive motor, and coupling.

Reference numerals: 1. a first channel; 2. a second channel; 3. a third channel; 4. a fourth channel; 5. a fifth channel; 6. an integrated valve body; 7. an overflow channel; 8. an overflow pipe; 9. an electromagnetic spill valve; 91. a valve core; 92 a valve seat; 10. a temperature pressure sensor; 11. an industrial pump body; 12. a drive motor; 121. a hydraulic oil port; 122. a hydraulic oil port; 13. a first hydraulic pump; 14. a second hydraulic pump; 131. a first hydraulic pump outlet; 132. a first hydraulic pump inlet; 141. an outlet of the second hydraulic pump; 142. a second hydraulic pump inlet; 15. a drive shaft; 16. a fixed flange; 17. a coupling; 18. a bolt; 101. bending the pipe; 201. bending the pipe; 301. bending the pipe; 401. and (4) bending the pipe.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments thereof for the purpose of enabling those skilled in the art to better understand the present invention.

Example 1

The embodiment provides an integrated valve of a hydraulic oil port of an industrial pump driving motor, as shown in fig. 2-5, the integrated valve comprises an integrated valve body 6, two first channels 1 and two second channels 2 which are parallel and penetrate through the integrated valve body are formed in the integrated valve body 6, inner walls of the first channels 1 and the second channels 2 are respectively and vertically communicated with a third channel 3 and a fourth channel 4 at separated positions, and the third channel 3 and the fourth channel 4 respectively extend to the surface of the integrated valve body 6.

As shown in fig. 2-6, the inner walls of the first channel 1 and the second channel 2 are communicated through a fifth channel 5 at a similar position, the inner wall of the fifth channel 5 is vertically communicated with an overflow channel 7, and the overflow channel 7 penetrates through the integrated valve body 6 and is vertical to the first channel 1, the second channel 2, the third channel 3, the fourth channel 4 and the fifth channel 5; an overflow pipe 8 is arranged on the integrated valve body 6 at one end of the overflow channel 7, an electromagnetic overflow valve 9 is arranged at the other end of the overflow channel, and the electromagnetic overflow valve 9 is connected with a control system and controls the opening and closing of the overflow channel 7. The industrial pump system adopts a closed hydraulic system, when hydraulic oil in the system needs to be replaced or overflows for other reasons, the overflow channel is opened by controlling the electromagnetic overflow valve 9 through the control system, and the hydraulic oil in the closed hydraulic system can flow out.

As shown in fig. 6, the electromagnetic spill valve 9 includes a valve core 91 and a valve seat 92, the valve seat 92 is fixed on the integrated valve body 6 at the other end of the spill passage 7, and the valve core 91 extends into the spill passage 7; when the valve core 91 extends out of the valve seat 92, the communication between the fifth channel 5 and the overflow channel 7 is blocked; when the valve core 91 retracts to the valve seat 92, the fifth passage 5 communicates with the relief passage 7. The fifth passage 5 is communicated with and blocked from the relief passage 7 by the movement of the spool 91.

As shown in fig. 5, the first channel 1 and the second channel 2 are respectively connected with a temperature and pressure sensor 10, and the temperature and pressure sensor 10 is connected with a control system. When the temperature and pressure sensor 10 detects that the temperature or the pressure of the hydraulic oil reaches a system set value, the control system controls the electromagnetic overflow valve 9 to be opened to realize the communication between the fifth channel 5 and the overflow channel 7, and the overflow pipe 8 can be connected with an oil tank to overflow the hydraulic oil to the oil tank; the hydraulic pump which provides power for the driving motor can supplement low-temperature hydraulic oil with the same quantity from the oil tank through the oil supplementing port of the hydraulic pump, so that the temperature and the pressure of the closed hydraulic system are guaranteed, and continuous operation of equipment is guaranteed.

Example 2

The present embodiment provides an industrial pump, as shown in fig. 7 to 8, including an industrial pump body 11, a drive motor 12 for driving the industrial pump body 11, and two hydraulic pumps for driving the drive motor 12: the hydraulic control system comprises a first hydraulic pump 13 and a second hydraulic pump 14, wherein a driving motor 12 is connected with a driving shaft 15 of an industrial pump body 11 through a coupling 17, the driving motor 12 is provided with two hydraulic oil ports 121 and 122, the hydraulic oil ports 121 and 122 are provided with hydraulic oil port integrated valves of the industrial pump driving motor as described in embodiment 1, and one ends of a first channel 1 and a second channel 2 are respectively communicated with the two hydraulic oil ports 121 and 122; the other end of the first channel 1 and the third channel 3 are respectively connected with the outlet 131 of the first hydraulic pump 13 and the outlet 141 of the second hydraulic pump 14, the other end of the second channel 2 and the fourth channel 4 are respectively connected with the inlet 132 of the first hydraulic pump 13 and the inlet 142 of the second hydraulic pump 14, or the other end of the first channel 1 and the third channel 3 are respectively connected with the inlet 132 of the first hydraulic pump 13 and the inlet 142 of the second hydraulic pump 14, and the other end of the second channel 2 and the fourth channel 4 are simultaneously connected with the outlet 131 of the first hydraulic pump 13 and the outlet 141 of the second hydraulic pump 14; the overflow pipe 8 is connected with an oil tank.

The integrated valve is simultaneously connected with the industrial pump body 11, the first hydraulic pump 13 and the second hydraulic pump 14, and inlets and outlets of the first hydraulic pump 13 and the second hydraulic pump 14 are respectively converged by the integrated valve and correspondingly connected with an inlet and an outlet of the driving motor 12; on the integrated valve passed through bolt snap-on in driving motor 12, first passageway 1 on the integrated valve corresponds with two hydraulic pressure hydraulic fluid ports 121 of driving motor 12, 122 respectively with second passageway 2 and is connected, has saved mounting flange, right angle pipe connector etc. here, has reduced the joint quantity here, and the integrated valve is closely connected with driving motor, avoids equipment operation vibrations to be connected sealed influence to integrated valve and driving motor, has reduced the emergence of weeping.

As shown in fig. 8, the first channel 1, the third channel 3, the second channel 2, and the fourth channel 4 are respectively connected to the hydraulic pump 13 or the hydraulic pump 14 through a fixing flange 16, an elbow, and a bolt 18.

Specifically, as shown in fig. 7-8, one end of the first passage 1 is connected to the hydraulic oil port 121, the other end is connected to the elbow 101, one end of the second passage 2 is connected to the hydraulic oil port 122, the other end is connected to the elbow 201, the third passage 3 is connected to the elbow 301, the fourth passage 4 is connected to the elbow 401, the elbow 301 is connected to the outlet 131 of the first hydraulic pump 13, the elbow 101 is connected to the outlet 141 of the second hydraulic pump 14, the elbow 201 is connected to the inlet 132 of the first hydraulic pump 13, and the elbow 401 is connected to the inlet 142 of the second hydraulic pump 14 (as shown by the dotted line in fig. 7). Hydraulic oil flows out of the first hydraulic pump outlet 131 and the second hydraulic pump outlet 141, enters the integrated valve body 6 through the elbow 301 and the elbow 101, is collected to the hydraulic oil port 121 through the first channel 1 and the third channel 3, enters the driving motor 12, the driving motor 12 drives the driving shaft 15 through the coupler 17 to provide power for the industrial pump body 11, then the hydraulic oil flows into the integrated valve body 6 through the hydraulic oil port 122, is divided into the second channel 2 and the fourth channel 4, and flows into the first hydraulic pump inlet 132 and the second hydraulic pump inlet 142 through the elbow 201 and the elbow 401; the hydraulic oil can also flow reversely along the route; when the temperature and pressure sensor 10 detects that the temperature or the pressure of the hydraulic oil reaches a system set value, the control system controls the electromagnetic overflow valve 9 to be opened to realize the communication between the fifth channel 5 and the overflow channel 7, and the overflow pipe 8 can be connected with an oil tank to overflow the hydraulic oil to the oil tank; the hydraulic pump which provides power for the driving motor can supplement low-temperature hydraulic oil with the same quantity from the oil tank through the oil supplementing port of the hydraulic pump, so that the temperature and the pressure of the closed hydraulic system are guaranteed, and continuous operation of equipment is guaranteed.

It is right above the utility model provides an industrial pump driving motor hydraulic pressure hydraulic fluid port collecting valve and industrial pump carry out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the methods and the central idea of the present invention, and the mentioned directional terms are, for example: upper, lower, left, right, front, rear, etc. are directions with reference to the drawings, and directional terms are used for illustration and are not intended to limit the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be subject to several improvements and modifications, which also fall within the scope of the claims of the present invention.

Claims

1. The hydraulic oil port integrated valve for the driving motor of the industrial pump comprises an integrated valve body and is characterized in that two first channels and two second channels which are parallel and run through the integrated valve body are formed in the integrated valve body, the inner walls of the first channels and the inner walls of the second channels are respectively and vertically communicated with a third channel and a fourth channel at separated positions, and the third channel and the fourth channel respectively extend to the surface of the integrated valve body.

2. The hydraulic oil port integrated valve of the industrial pump driving motor is characterized in that the inner walls of the first channel and the second channel are communicated through a fifth channel at a similar position, the inner wall of the fifth channel is vertically communicated with an overflow channel, and the overflow channel penetrates through the integrated valve body and is vertical to the first channel, the second channel, the third channel, the fourth channel and the fifth channel; and an overflow pipe is arranged on the integrated valve body at one end of the overflow channel, an electromagnetic overflow valve is arranged at the other end of the integrated valve body, and the electromagnetic overflow valve is connected with a control system and controls the opening and closing of the overflow channel.

3. The hydraulic oil port integrated valve of the industrial pump driving motor is characterized in that the electromagnetic overflow valve comprises a valve core and a valve seat, the valve seat is fixed on the integrated valve body at the other end of the overflow channel, and the valve core extends into the overflow channel; when the valve core extends out of the valve seat, the communication between the fifth channel and the overflow channel is blocked; and when the valve core retracts to the valve seat, the fifth channel is communicated with the overflow channel.

4. The hydraulic oil port integrated valve of the industrial pump driving motor is characterized in that the first channel and the second channel are respectively connected with a temperature and pressure sensor, and the temperature and pressure sensor is connected with a control system.

5. An industrial pump is characterized by comprising an industrial pump body, a driving motor for driving the industrial pump body and two hydraulic pumps for driving the driving motor, wherein the driving motor is connected with a driving shaft of the industrial pump body through a coupling, the driving motor is provided with two hydraulic oil ports, the hydraulic oil ports are provided with the hydraulic oil port integrated valves of the industrial pump driving motor as claimed in any one of claims 2 to 4, and one ends of a first channel and a second channel are respectively communicated with the two hydraulic oil ports; the other end of the first channel and the third channel are respectively connected with outlets of the two hydraulic pumps, the other end of the second channel and the fourth channel are respectively connected with inlets of the two hydraulic pumps, or the other end of the first channel and the third channel are respectively connected with inlets of the two hydraulic pumps, the other end of the second channel and the fourth channel are respectively connected with outlets of the two hydraulic pumps, and the overflow pipe is connected with the oil tank.

6. An industrial pump according to claim 5, wherein the integrated valve is directly fixed to the drive motor by bolts.

7. The industrial pump as claimed in claim 5, wherein the first channel, the third channel, the second channel and the fourth channel are respectively connected with the hydraulic pump through a fixed flange and an elbow.