CN211258914U

CN211258914U - Horizontal supercharging mud pump

Info

Publication number: CN211258914U
Application number: CN201921585780.5U
Authority: CN
Inventors: 陈军; 秦炳龙
Original assignee: Yangzhou Lianzhong Environmental Protection Machinery Co ltd
Current assignee: Yangzhou Lianzhong Environmental Protection Machinery Co ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-08-14
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a horizontal pressure boost slush pump, this slush pump includes the pneumatic cylinder, set firmly in the first working cylinder of the first end of this pneumatic cylinder, set firmly in the second working cylinder of pneumatic cylinder second end, set up the first piston in this pneumatic cylinder, set up the second piston in first working cylinder, set up the third piston in this second working cylinder, set firmly in the piston rod that is used for connecting second piston and third piston in the middle part of this first piston, first hydraulic pump and second hydraulic pump and oil tank with this pneumatic cylinder intercommunication, feed liquor pipe with this first working cylinder and second working cylinder intercommunication, and the drain pipe with first working cylinder and second working cylinder intercommunication, this first piston sets firmly in this piston rod middle part, this second piston sets firmly in the first end of piston rod, this third piston sets firmly in this piston rod second end, this pneumatic cylinder first end is equipped with this first hydraulic pump intercommunication and is used for supplying the pressurization fluid to get into and promote first piston to move to second working cylinder direction and shift to the drain pipe of second working cylinder A movable first hydraulic port.

Description

Horizontal supercharging mud pump

Technical Field

The utility model relates to a horizontal pressure boost slush pump.

Background

The existing slurry pump generally discharges the slurry through pressurization of a single cylinder, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a horizontal pressure boost slush pump.

The utility model provides a technical scheme that its technical problem adopted is: a horizontal supercharging slurry pump is constructed, the slurry pump comprises a hydraulic cylinder, a first working cylinder fixedly arranged at a first end of the hydraulic cylinder, a second working cylinder fixedly arranged at a second end of the hydraulic cylinder, a first piston arranged in the hydraulic cylinder, a second piston arranged in the first working cylinder, a third piston arranged in the second working cylinder, a piston rod fixedly arranged in the middle of the first piston and used for connecting the second piston and the third piston, a first hydraulic pump, a second hydraulic pump, an oil tank, a liquid inlet pipe and a liquid outlet pipe, wherein the first hydraulic pump, the second hydraulic pump, the oil tank, the liquid inlet pipe and the liquid outlet pipe are communicated with the first working cylinder and the second working cylinder, the first piston is fixedly arranged in the middle of the piston rod, the second piston is fixedly arranged at a first end of the piston rod, the third piston is fixedly arranged at a second end of the piston rod, and the first end of the hydraulic cylinder is provided with the first hydraulic pump and used for allowing pressurized oil to enter the first hydraulic pump to push the first piston to move towards the second working cylinder A first interface of the first two-position three-way reversing valve is communicated with the first hydraulic hole, a second interface of the first two-position three-way reversing valve is communicated with the first hydraulic pump, a third interface of the first two-position three-way reversing valve is communicated with the oil tank, a first electromagnetic valve for controlling the connection or disconnection of the second interface is arranged on the second interface of the first two-position three-way reversing valve, a second electromagnetic valve for controlling the connection or disconnection of the third interface is arranged on the third interface of the first two-position three-way reversing valve, a second hydraulic hole communicated with the second hydraulic pump and used for allowing pressurized oil to enter and push a second piston to move towards the direction of a first working cylinder, and a second two-position three-way reversing valve are arranged at the second end of the hydraulic cylinder, the first interface of the second two-position three-way reversing valve is communicated with the second hydraulic hole, and the second interface of the second two-position three-way reversing valve is communicated with the second hydraulic pump, the third interface of the second two-position three-way reversing valve is communicated with the oil tank, the second interface of the second two-position three-way reversing valve is provided with a third electromagnetic valve for controlling the second interface of the second two-position three-way reversing valve to be communicated or disconnected, the third interface of the second two-position three-way reversing valve is provided with a fourth electromagnetic valve for controlling the third interface of the second two-position three-way reversing valve to be communicated or disconnected, the first end face of the first working cylinder is provided with a first connecting pipe communicated with the first working cylinder, the second end face of the second working cylinder is provided with a second connecting pipe communicated with the second working cylinder, the liquid inlet pipe comprises a first pipe body, a total liquid inlet arranged at the first end of the first pipe body, a first liquid outlet arranged at the second end of the first pipe body, and a second liquid outlet arranged at the second end of the first pipe body and communicated with the first pipe body, and the liquid outlet comprises a second pipe body, A main liquid outlet arranged in the middle of the second pipe body and communicated with the second pipe body, a first liquid inlet arranged at the first end of the second pipe body, and a second liquid inlet arranged at the second end of the second pipe body, wherein the first connecting pipe is communicated with the first liquid outlet and the first liquid inlet through a first three-way pipe, the second connecting pipe is communicated with the second liquid outlet and the second liquid inlet through a second three-way pipe, a first one-way liquid inlet valve for preventing the liquid in the first working cylinder from flowing back into the liquid inlet pipe from the first liquid outlet is arranged in the first liquid outlet, a second one-way liquid inlet valve for preventing the liquid in the second working cylinder from flowing back into the liquid inlet pipe from the second liquid outlet is arranged in the second liquid outlet, a first one-way liquid outlet valve for preventing the liquid in the liquid outlet pipe from flowing back into the first working cylinder from the first liquid inlet is arranged in the first liquid inlet, and a second one-way liquid outlet valve for preventing the liquid in the liquid outlet pipe from flowing back into the second working cylinder from the second, a first end cover for separating the first working cylinder from the hydraulic cylinder is arranged between the second end of the first working cylinder and the first end of the hydraulic cylinder, a first through hole for the piston rod to pass through is formed in the first end cover, a first sealing ring is arranged on a fixing pad in the first through hole, a second end cover for separating the second working cylinder from the hydraulic cylinder is arranged between the first end of the second working cylinder and the second end of the hydraulic cylinder, a second through hole for the piston rod to pass through is formed in the second end cover, and a second sealing ring is arranged on a fixing pad in the second through hole.

In the horizontal mud pump, the first tee pipe comprises a first body, a first pipe joint communicated with the first body, a second pipe joint communicated with the first body, a third pipe joint communicated with the first body, a first connecting flange fixedly arranged at the end of the first pipe joint, a second connecting flange fixedly arranged at the end of the second pipe joint, a third connecting flange fixedly arranged at the end of the third pipe joint, the second tee pipe comprises a second body, a fourth pipe joint communicated with the second body, a fifth pipe joint communicated with the second body, a sixth pipe joint communicated with the second body, a fourth connecting flange fixedly arranged at the end of the fourth pipe joint, a fifth connecting flange fixedly arranged at the end of the fifth pipe joint, a sixth connecting flange fixedly arranged at the end of the sixth pipe joint, the end of the first connecting pipe is provided with a first flange connected with the first connecting flange, this first liquid outlet tip is equipped with the second ring flange with this second flange connection, and this first liquid inlet tip is equipped with the third ring flange with this third flange connection, and this second connecting pipe tip is equipped with the fourth ring flange with this fourth flange connection, and this second liquid outlet tip is equipped with the fifth ring flange with this fifth flange connection, and this second liquid inlet tip is equipped with the sixth ring flange with this sixth flange connection.

In the horizontal supercharging mud pump of the utility model, the first interface of the first two-position three-way reversing valve is communicated with the first hydraulic hole through a first oil pipe, the second interface of the first two-position three-way reversing valve is communicated with the oil outlet of the first hydraulic pump through a second oil pipe, the third interface of the first two-position three-way reversing valve is communicated with the oil tank through a third oil pipe, and the oil inlet of the first hydraulic pump is communicated with the oil tank through a fourth oil pipe; the first interface of the second two-position three-way reversing valve is communicated with the second hydraulic hole through a fifth oil pipe, the second interface of the second two-position three-way reversing valve is communicated with an oil outlet of the second hydraulic pump through a sixth oil pipe, the third interface of the second two-position three-way reversing valve is communicated with the oil tank through a seventh oil pipe, and an oil inlet of the second hydraulic pump is communicated with the oil tank through an eighth oil pipe.

Among the horizontal pressure boost slush pump, this slush pump is still including controlling this first hydraulic pump to open or close and the controller that the second hydraulic pump opened or closed, this controller still is connected with this first two-position tee bend switching-over valve and second two-position tee bend switching-over valve electricity respectively to control this first solenoid valve, second solenoid valve, third solenoid valve and fourth solenoid valve circular telegram or outage.

Among the horizontal pressure boost slush pump, this slush pump still includes the microprocessor of being connected with this controller electricity and the time-recorder of being connected with this microprocessor electricity, this time-recorder sends a time signal to this microprocessor every preset time interval, this microprocessor opens first hydraulic pump and closes the second hydraulic pump or opens the second hydraulic pump and closes first hydraulic pump through controller control after receiving this time signal.

In the horizontal supercharging mud pump of the utility model, the first piston and the piston rod are formed integrally, the middle part of the second piston is provided with a first through hole for the first end of the piston rod to be inserted and to pass through, the first end of the piston rod is fixedly provided with a first baffle disc which blocks the second surface of the second piston when the first end of the piston rod is inserted into the first through hole, the first end of the piston rod is also provided with a second baffle disc which is in threaded connection with the piston rod and is used for stopping the first surface of the second piston when the first end of the piston rod is inserted into the first through hole, the first end of the piston rod is provided with a first threaded hole, the middle part of the second retaining disc is fixedly provided with a first threaded column which is vertically and fixedly connected with the second retaining disc and can be inserted into the first threaded hole to be in threaded connection with the first threaded hole, a plurality of first fixing holes are formed in the second retaining disc, and a plurality of second threaded holes are formed in the positions, corresponding to the first fixing holes, of the first surface of the second piston; the middle part of the third piston is provided with a second through hole for the second end of the piston rod to insert into and pass through, the second end of the piston rod is fixedly provided with a third baffle disc which blocks the first surface of the third piston when the second end of the piston rod is inserted into the second through hole, the second end of the piston rod is also provided with a fourth baffle disc which is in threaded connection with the piston rod and is used for blocking the second surface of the third piston when the second end of the piston rod is inserted into the second through hole, the end part of the second end of the piston rod is provided with a third threaded hole, the middle part of the fourth baffle disc is fixedly provided with a second threaded column which is vertically and fixedly connected with the fourth baffle disc and can be inserted into the third threaded hole and in threaded connection with the third threaded hole, the fourth baffle disc is provided with a plurality of second fixing holes, and a plurality of fourth threaded holes are arranged at positions, corresponding to the second fixing holes, on the second.

In the horizontal supercharging mud pump, the second end face of the first working cylinder is provided with a first air hole communicated with the first working cylinder, the first end face of the second working cylinder is provided with a second air hole communicated with the second working cylinder, and the first air hole is communicated with the second air hole through a communicating pipe.

In the horizontal supercharging mud pump, the bottom of the second end of the first working cylinder is provided with a first discharge orifice communicated with the first working cylinder, and the bottom of the first end of the second working cylinder is provided with a second discharge orifice communicated with the second working cylinder.

Implement the utility model discloses a horizontal pressure boost slush pump has following beneficial effect: when the horizontal supercharging mud pump of the utility model is used, the general inlet of the liquid inlet pipe can be placed in the mud or other pipe bodies communicated with the liquid inlet pipe can be placed in the mud, the first hydraulic pump is started, the second hydraulic pump is closed, the first electromagnetic valve is opened, the second electromagnetic valve is closed, the fourth electromagnetic valve is opened and the third electromagnetic valve is closed simultaneously, the first hydraulic pump conveys pressurized oil liquid to the direction of the first hydraulic hole, the pressurized oil liquid enters the hydraulic cylinder from the first end of the hydraulic cylinder and pushes the first piston to the direction of the second end, the first piston extrudes the oil liquid at the second end in the hydraulic cylinder from the second hydraulic hole to the oil tank through the third interface of the second two-position three-way reversing valve, the second piston is driven by the first piston rod to move in the direction close to the hydraulic cylinder in the first working cylinder, at the moment, the mud is sucked into the first working cylinder through the first liquid outlet and the first, then a second hydraulic pump is started, the first hydraulic pump is closed, a third electromagnetic valve is opened, a fourth electromagnetic valve is closed, a second electromagnetic valve is opened and a first electromagnetic valve is closed, the second hydraulic pump conveys pressurized oil to the direction of a second hydraulic hole, the pressurized oil enters a hydraulic cylinder from the second end of the hydraulic cylinder and pushes a first piston towards the direction of a first end, the first piston extrudes the oil at the first end in the hydraulic cylinder to an oil tank from the first hydraulic hole through a third interface of a first two-position three-way reversing valve, the first piston drives a third piston to move in the direction close to the hydraulic cylinder in the second working cylinder through a piston rod, mud is sucked into the second working cylinder through a main liquid inlet, meanwhile, the first piston drives the second piston to move in the direction far away from the hydraulic cylinder through the piston rod, and the mud in the first working cylinder is extruded out through the first connecting pipe and the first liquid inlet, and the discharge of the slurry from the main outlet is realized. So, through first hydraulic pump of repetitive control and second hydraulic pump to first hydraulic pressure hole and second hydraulic pressure hole transport refuel fluid, promote first piston reciprocating motion in the pneumatic cylinder, realize first working cylinder and second working cylinder continuous in with mud pressurization propelling movement to the drain pipe and discharge through total liquid outlet, improve work efficiency.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic structural view of a horizontal pressurized slurry pump of the present invention;

FIG. 2 is an exploded view of the piston rod and the first, second and third pistons of the horizontal booster slurry pump of the present invention;

fig. 3 is a schematic structural diagram of the connection of the first two-position three-way reversing valve in the horizontal supercharging mud pump of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 and 3, in the first embodiment of the horizontal pressurized mud pump of the present invention, the mud pump 1 comprises a hydraulic cylinder 2, a first working cylinder 3 fixed at a first end of the hydraulic cylinder 2, a second working cylinder 4 fixed at a second end of the hydraulic cylinder 2, a first piston 5 disposed in the hydraulic cylinder 2, a second piston 6 disposed in the first working cylinder 3, a third piston 7 disposed in the second working cylinder 4, a piston rod 8 fixed at a middle portion of the first piston 5 for connecting the second piston 6 and the third piston 7, a first hydraulic pump 106 and a second hydraulic pump and a hydraulic oil tank 107 communicated with the hydraulic cylinder 2, a liquid inlet pipe 9 communicated with the first working cylinder 3 and the second working cylinder 4, and a liquid outlet pipe 10 communicated with the first working cylinder 3 and the second working cylinder 4, wherein the first piston 5 is fixed at a middle portion of the piston rod 8, the second piston 6 is fixed at a first end of the piston rod 8, the third piston 7 is fixedly arranged at the second end of the piston rod 8, a first end of the hydraulic cylinder 2 is provided with a first hydraulic hole 11 which is communicated with the first hydraulic pump 106 and used for allowing pressurized oil to enter and push the first piston 5 to move towards the second working cylinder 4, and a first two-position three-way reversing valve 100, a first interface 101 of the first two-position three-way reversing valve is communicated with the first hydraulic hole 11, a second interface 102 of the first two-position three-way reversing valve is communicated with the first hydraulic pump 106, a third interface 103 of the first two-position three-way reversing valve is communicated with the oil tank 107, a first electromagnetic valve 104 for controlling the second interface to be communicated or disconnected is arranged on the second interface 102 of the first two-position three-way reversing valve, a second electromagnetic valve 105 for controlling the third interface to be communicated or disconnected is arranged on the third interface 103 of the first two-position three-way reversing valve, a second end of the hydraulic cylinder 2 is provided with the second hydraulic pump and used for allowing pressurized oil to enter and push the second piston 6 to move towards the A second hydraulic hole 12 and a second two-position three-way directional valve, the first interface of which is connected with the second hydraulic hole 12, the second interface of which is connected with the second hydraulic pump, the third interface of which is connected with the oil tank 107, the second interface of which is provided with a third electromagnetic valve for controlling the connection or disconnection of the second interface of the second two-position three-way directional valve, the third interface of which is provided with a fourth electromagnetic valve for controlling the connection or disconnection of the third interface of the second two-position three-way directional valve, the first end face of the first working cylinder 3 is provided with a first connecting pipe 13 connected with the first working cylinder 3, the second end face of the second working cylinder 4 is provided with a second electromagnetic valve 14 connected with the second working cylinder 4, the liquid inlet pipe 9 comprises a first pipe body 15, a second hydraulic pipe, a third hydraulic pipe, a main liquid inlet 16 disposed at the end of the first tube 15, a first liquid outlet 17 disposed at the end of the second end of the first tube 15, and a second liquid outlet 18 disposed at the second end of the first tube 15 and communicated with the first tube 15, wherein the liquid outlet 10 comprises a second tube 19, a main liquid outlet 20 disposed at the middle of the second tube 19 and communicated with the second tube 19, a first liquid inlet 21 disposed at the first end of the second tube 19, and a second liquid inlet 22 disposed at the second end of the second tube 19, the first connecting tube 13 is communicated with the first liquid outlet 17 and the first liquid inlet 21 via a first three-way tube 23, the second connecting tube 14 is communicated with the second liquid outlet 18 and the second liquid inlet 22 via a second three-way tube 24, a first one-way liquid inlet valve 25 is disposed in the first liquid outlet 17 for preventing the liquid in the first working cylinder 3 from flowing back from the first liquid outlet 17 to the liquid inlet 9, a second one-way liquid inlet valve 26 for preventing liquid in the second working cylinder 4 from flowing back into the liquid inlet pipe 9 from the second liquid outlet 18 is arranged in the second liquid outlet 18, a first one-way liquid outlet valve 27 for preventing liquid in the liquid outlet pipe 10 from flowing back into the first working cylinder 3 from the first liquid inlet 21 is arranged in the first liquid inlet 21, a second one-way liquid outlet valve 28 for preventing liquid in the liquid outlet pipe 10 from flowing back into the second working cylinder 4 from the second liquid inlet 22 is arranged in the second liquid inlet 22, a first end cover for separating the first working cylinder 3 from the hydraulic cylinder 2 is arranged between the second end of the first working cylinder 3 and the first end of the hydraulic cylinder 2, a first through hole 29 for the piston rod 8 to pass through is arranged on the first end cover, a first sealing ring 31 is arranged on a fixing pad in the first through hole 29, a second end cover for separating the second working cylinder 4 from the hydraulic cylinder 2 is arranged between the first end of the second working cylinder 4 and the second end of the hydraulic cylinder 2, the second end cap is provided with a second through hole 30 for the piston rod 8 to pass through, and a second sealing ring 32 is fixed in the second through hole 30.

When the horizontal supercharging mud pump 1 of the utility model is used, the general inlet of the liquid inlet pipe 9 can be placed in the mud or other pipe bodies communicated with the liquid inlet pipe 9 can be placed in the mud, the first hydraulic pump 106 is started, the second hydraulic pump is closed, the first electromagnetic valve 104 is opened, the second electromagnetic valve 105 is closed, the fourth electromagnetic valve is opened and the third electromagnetic valve is closed simultaneously, the first hydraulic pump 106 conveys the pressurized oil liquid to the direction of the first hydraulic hole 11, the pressurized oil liquid enters the hydraulic cylinder 2 from the first end of the hydraulic cylinder 2 and then pushes the first piston 5 to the direction of the second end, the first piston 5 extrudes the oil liquid at the second end in the hydraulic cylinder 2 to the oil tank 107 from the second hydraulic hole 12 through the third interface of the second two-position three-way reversing valve, the first piston 5 drives the second piston 6 to move in the first working cylinder 3 to the direction close to the hydraulic cylinder 2 through the piston rod 8, at the moment, the mud is sucked into the first working cylinder 3 through the first liquid outlet 17 and the, then the second hydraulic pump is started, the first hydraulic pump 106 is closed, the third electromagnetic valve is opened, the fourth electromagnetic valve is closed, the second electromagnetic valve 105 is opened, the first electromagnetic valve 104 is closed, the second hydraulic pump conveys pressurized oil to the direction of the second hydraulic hole 12, the pressurized oil enters the hydraulic cylinder 2 from the second end of the hydraulic cylinder 2 and then pushes the first piston 5 to the direction of the first end, the oil at the first end in the hydraulic cylinder 2 is extruded to the oil tank 107 from the first hydraulic hole 11 through the third interface 103 of the first two-position three-way reversing valve by the first piston 5, the third piston 7 is driven by the first piston 5 through the piston rod 8 to move in the second working cylinder 4 in the direction close to the hydraulic cylinder 2, the mud is sucked into the second working cylinder 4 through the total liquid inlet 16, meanwhile, the first piston 5 drives the second piston 6 to move in the direction far away from the hydraulic cylinder 2 through the piston rod 8, and the mud in the first working cylinder 3 is moved through the first, The first inlet port 21 is pressed out from the main outlet port 20, enabling the slurry to be discharged from the main outlet port. So, carry through first hydraulic pump 106 of repetitive control and second hydraulic pump and refuel fluid to first hydraulic pressure hole 11 and second hydraulic pressure hole 12, promote first piston 5 reciprocating motion in pneumatic cylinder 2, realize first working cylinder 3 and second working cylinder 4 continuous with mud pressurization propelling movement to drain pipe 10 in and discharge through total liquid outlet 20, improve work efficiency.

Specifically, the first sealing ring 31 is embedded in a first annular groove on the inner wall surface of the first through hole 29, and the second sealing ring 32 is embedded in a second annular groove on the inner wall surface of the second through hole 30, and is bonded by adhesives.

Specifically, the first three-way pipe 23 includes a first body, a first pipe joint communicated with the first body, a second pipe joint communicated with the first body, a third pipe joint communicated with the first body, a first connecting flange 33 fixedly disposed at an end of the first pipe joint, a second connecting flange 34 fixedly disposed at an end of the second pipe joint, a third connecting flange 35 fixedly disposed at an end of the third pipe joint, the second three-way pipe 24 includes a second body, a fourth pipe joint communicated with the second body, a fifth pipe joint communicated with the second body, a sixth pipe joint communicated with the second body, a fourth connecting flange 36 fixedly disposed at an end of the fourth pipe joint, a fifth connecting flange 37 fixedly disposed at an end of the fifth pipe joint, a sixth connecting flange 38 fixedly disposed at an end of the sixth pipe joint, a first flange 39 connected with the first connecting flange 33 is disposed at an end of the first connecting pipe 13, the end of the first liquid outlet 17 is provided with a second flange 40 connected to the second connecting flange 34, the end of the first liquid inlet 21 is provided with a third flange 41 connected to the third connecting flange 35, the end of the second connecting pipe 14 is provided with a fourth flange 42 connected to the fourth connecting flange 36, the end of the second liquid outlet 18 is provided with a fifth flange 43 connected to the fifth connecting flange 37, and the end of the second liquid inlet 22 is provided with a sixth flange 44 connected to the sixth connecting flange 38.

For convenience of control, the first interface 101 of the first two-position three-way reversing valve is communicated with the first hydraulic hole 11 through a first oil pipe 108, the second interface 102 of the first two-position three-way reversing valve is communicated with an oil outlet of the first hydraulic pump 106 through a second oil pipe 109, the third interface 103 of the first two-position three-way reversing valve is communicated with the oil tank 107 through a third oil pipe 110, and an oil inlet of the first hydraulic pump 106 is communicated with the oil tank 107 through a fourth oil pipe 111; the first interface of the second two-position three-way reversing valve is communicated with the second hydraulic hole 12 through a fifth oil pipe, the second interface of the second two-position three-way reversing valve is communicated with the oil outlet of the second hydraulic pump through a sixth oil pipe, the third interface of the second two-position three-way reversing valve is communicated with the oil tank 107 through a seventh oil pipe, and the oil inlet of the second hydraulic pump is communicated with the oil tank 107 through an eighth oil pipe.

The mud pump 1 further comprises a controller for controlling the first hydraulic pump 106 to be opened or closed and the second hydraulic pump to be opened or closed, the controller is electrically connected with the first two-position three-way reversing valve 100 and the second two-position three-way reversing valve respectively, and controls the first electromagnetic valve 104, the second electromagnetic valve 105, the third electromagnetic valve and the fourth electromagnetic valve to be powered on or powered off. The mud pump 1 further comprises a microprocessor electrically connected with the controller, and a timer electrically connected with the microprocessor, wherein the timer sends a time signal to the microprocessor at preset time intervals, and the microprocessor controls the first hydraulic pump to be started and the second hydraulic pump to be closed or the second hydraulic pump to be started and the first hydraulic pump to be closed through the controller after receiving the time signal. The timer sends a time signal to the unprocessed part at preset time intervals, and the microprocessor controls to start the first hydraulic pump and close the second hydraulic pump or start the second hydraulic pump and close the first hydraulic pump after receiving the time signal, so that the first piston 5 is pushed to reciprocate in the hydraulic cylinder 2.

As shown in fig. 2, to facilitate the assembly and disassembly of the second piston 6 and the third piston 7, the first piston 5 is integrally formed with the piston rod 8, the middle portion of the second piston 6 is provided with a first through hole 50 through which the first end of the piston rod can be inserted, the first end of the piston rod is fixedly provided with a first stopping disc 51 which stops the second surface of the second piston 6 when the first end of the piston rod is inserted into the first through hole 50, the first end of the piston rod is further provided with a second stopping disc 52 which is screwed with the piston rod and is used for stopping the first surface of the second piston 6 when the first end of the piston rod is inserted into the first through hole 50, the first end of the piston rod is provided with a first threaded hole 54, the middle portion of the second stopping disc 52 is fixedly provided with a first threaded post 53 which is vertically connected with the second stopping disc 52 and can be inserted into the first threaded hole 54, the second stopping disc 52 is provided with a plurality of first fixing holes 55, a plurality of second threaded holes 56 are formed in the first surface of the second piston 6 at positions corresponding to the first fixing holes 55; the middle part of the third piston 7 is provided with a second through hole 57 through which the second end of the piston rod can be inserted, the second end of the piston rod is fixedly provided with a third baffle plate 58 which blocks the first surface of the third piston 7 when the second end of the piston rod is inserted into the second through hole 57, the second end of the piston rod is further provided with a fourth stopping disc 59 screwed with the piston rod and used for stopping the second surface of the third piston 7 when the second end of the piston rod is inserted into the second through hole 57, a third threaded hole 60 is arranged at the end part of the second end of the piston rod, a second threaded column 60 which is vertically and fixedly connected with the fourth retaining disc 59 and can be inserted into the third threaded hole 60 to be in threaded connection with the third threaded hole 60 is fixedly arranged in the middle of the fourth retaining disc 59, the fourth block disc 59 is provided with a plurality of second fixing holes 62, and a plurality of fourth threaded holes 63 are formed in the second surface of the third piston 7 at positions corresponding to the second fixing holes 62.

When the second piston 6 is installed, the first end of the piston rod 8 can be inserted into the first through hole 50 in the middle of the second piston 6 until the second surface of the second piston 6 abuts against the first baffle disc 51, then the first threaded post 53 on the second baffle disc 52 is screwed into the first threaded hole 54 in the first end of the piston rod 8 until the second baffle disc 52 abuts against the first surface of the second piston 6, and finally the second piston 6 is fixed by screwing the second threaded post into the second threaded hole 56 after the bolt penetrates through the first fixing hole 55. When the third piston 7 is installed, the second end of the piston rod 8 can be inserted into the second through hole 57 in the middle of the third piston 7 until the first surface of the third piston 7 abuts against the third baffle plate 58, then the first threaded stud on the fourth baffle plate 59 is screwed into the third threaded hole 60 in the second end of the piston rod 8 until the fourth baffle plate 59 abuts against the second surface of the third piston 7, and finally the third piston 7 is fixed by screwing the bolt with the fourth threaded hole 63 after penetrating through the second fixing hole 62.

Further, to facilitate movement of the second piston 6 within the first cylinder 3 in a direction towards the hydraulic cylinder 2, air located within the second end of the first cylinder 3 is vented. The second end face of the first working cylinder 3 is provided with a first air hole 45 communicated with the first working cylinder 3, the first end face of the second working cylinder 4 is provided with a second air hole 46 communicated with the second working cylinder 4, and the first air hole 45 is communicated with the second air hole 46 through a communicating pipe 47.

Furthermore, in order to prevent the second piston 6 or the third piston 7 from being sealed untight after being used for a long time, and slurry is accumulated in the first working cylinder 3 and the second working cylinder 4, a first leakage outlet 48 communicated with the first working cylinder 3 is arranged at the bottom of the second end of the first working cylinder 3, and a second leakage outlet 49 communicated with the second working cylinder 4 is arranged at the bottom of the first end of the second working cylinder 4.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A horizontal supercharging mud pump is characterized by comprising a hydraulic cylinder, a first working cylinder fixedly arranged at a first end of the hydraulic cylinder, a second working cylinder fixedly arranged at a second end of the hydraulic cylinder, a first piston arranged in the hydraulic cylinder, a second piston arranged in the first working cylinder, a third piston arranged in the second working cylinder, a piston rod fixedly arranged in the middle of the first piston and used for connecting the second piston and the third piston, a first hydraulic pump, a second hydraulic pump, an oil tank, a liquid inlet pipe and a liquid outlet pipe, wherein the first hydraulic pump, the second hydraulic pump, the oil tank, the liquid inlet pipe and the liquid outlet pipe are communicated with the first working cylinder and the second working cylinder, the first piston is fixedly arranged in the middle of the piston rod, the second piston is fixedly arranged at a first end of the piston rod, and the third piston is fixedly arranged at a second end of the piston rod, the hydraulic cylinder is characterized in that a first end of the hydraulic cylinder is provided with a first hydraulic hole and a first two-position three-way reversing valve, the first hydraulic hole is communicated with a first hydraulic pump and used for allowing pressurized oil to enter and push a first piston to move towards the direction of a second working cylinder, a first interface of the first two-position three-way reversing valve is communicated with the first hydraulic hole, a second interface of the first two-position three-way reversing valve is communicated with the first hydraulic pump, a third interface of the first two-position three-way reversing valve is communicated with the oil tank, a first electromagnetic valve for controlling the connection or disconnection of the second interface is arranged on the second interface of the first two-position three-way reversing valve, a second electromagnetic valve for controlling the connection or disconnection of the third interface is arranged on the third interface of the first two-position three-way reversing valve, a second hydraulic hole, a first solenoid valve, a second hydraulic hole and a second hydraulic hole are arranged on a second end of, The first interface of the second two-position three-way reversing valve is communicated with the second hydraulic hole, the second interface of the second two-position three-way reversing valve is communicated with the second hydraulic pump, the third interface of the second two-position three-way reversing valve is communicated with the oil tank, a third electromagnetic valve for controlling the communication or disconnection of the second interface of the second two-position three-way reversing valve is arranged on the second interface of the second two-position three-way reversing valve, a fourth electromagnetic valve for controlling the communication or disconnection of the third interface of the second two-position three-way reversing valve is arranged on the third interface of the second two-position three-way reversing valve, a first connecting pipe communicated with the first working cylinder is arranged on the first end face of the first working cylinder, a second connecting pipe communicated with the second working cylinder is arranged on the second end face of the second working cylinder, and the liquid inlet pipe comprises a first pipe body and a total liquid inlet arranged at the first end part of the first pipe body, A first liquid outlet arranged at the end part of the second end of the first pipe body, and a second liquid outlet arranged at the second end of the first pipe body and communicated with the first pipe body, wherein the liquid outlet pipe comprises a second pipe body, a total liquid outlet arranged in the middle of the second pipe body and communicated with the second pipe body, a first liquid inlet arranged at the first end of the second pipe body, and a second liquid inlet arranged at the second end of the second pipe body, the first connecting pipe is communicated with the first liquid outlet and the first liquid inlet through a first three-way pipe, the second connecting pipe is communicated with the second liquid outlet and the second liquid inlet through a second three-way pipe, a first one-way liquid inlet valve for preventing the liquid in the first working cylinder from flowing back to the liquid inlet pipe from the first liquid outlet is arranged in the first liquid outlet, and a second one-way liquid inlet valve for preventing the liquid in the second working cylinder from flowing back to the liquid inlet pipe from the second liquid outlet is arranged in the second, a first one-way liquid outlet valve for preventing the liquid in the liquid outlet pipe from flowing back to the first working cylinder from the first liquid inlet is arranged in the first liquid inlet, a second one-way liquid outlet valve for preventing the liquid in the liquid outlet pipe from flowing back to the second working cylinder from the second liquid inlet is arranged in the second liquid inlet, a first end cover for separating the first working cylinder and the hydraulic cylinder is arranged between the second end of the first working cylinder and the first end of the hydraulic cylinder, the first end cover is provided with a first through hole for the piston rod to pass through, a first sealing ring is arranged in the first through hole, a second end cover for separating the second working cylinder and the hydraulic cylinder is arranged between the first end of the second working cylinder and the second end of the hydraulic cylinder, the second end cover is provided with a second through hole for the piston rod to pass through, and a second sealing ring is arranged in the second through hole through a fixing pad.

2. The horizontal mud booster pump of claim 1, wherein the first tee comprises a first body, a first pipe joint in communication with the first body, a second pipe joint in communication with the first body, a third pipe joint in communication with the first body, a first flange fixedly attached to an end of the first pipe joint, a second flange fixedly attached to an end of the second pipe joint, a third flange fixedly attached to an end of the third pipe joint, the second tee comprises a second body, a fourth pipe joint in communication with the second body, a fifth pipe joint in communication with the second body, a sixth pipe joint in communication with the second body, a fourth flange fixedly attached to an end of the fourth pipe joint, a fifth flange fixedly attached to an end of the fifth pipe joint, and a sixth flange fixedly attached to an end of the sixth pipe joint, first connecting pipe tip be equipped with the first ring flange that first connecting flange connects, first liquid outlet tip be equipped with the second ring flange that second connecting flange connects, first inlet tip be equipped with the third ring flange that third connecting flange connects, second connecting pipe tip be equipped with the fourth ring flange that fourth connecting flange connects, second liquid outlet tip be equipped with the fifth ring flange that fifth connecting flange connects, second inlet tip be equipped with the sixth ring flange that sixth connecting flange connects.

3. The horizontal supercharging mud pump of claim 1, wherein a first interface of the first two-position three-way reversing valve is communicated with the first hydraulic hole through a first oil pipe, a second interface of the first two-position three-way reversing valve is communicated with an oil outlet of the first hydraulic pump through a second oil pipe, a third interface of the first two-position three-way reversing valve is communicated with the oil tank through a third oil pipe, and an oil inlet of the first hydraulic pump is communicated with the oil tank through a fourth oil pipe; the first interface of the second two-position three-way reversing valve is communicated with the second hydraulic hole through a fifth oil pipe, the second interface of the second two-position three-way reversing valve is communicated with the oil outlet of the second hydraulic pump through a sixth oil pipe, the third interface of the second two-position three-way reversing valve is communicated with the oil tank through a seventh oil pipe, and the oil inlet of the second hydraulic pump is communicated with the oil tank through an eighth oil pipe.

4. The horizontal supercharging slurry pump of claim 3, wherein the slurry pump further comprises a controller for controlling the first hydraulic pump to be turned on or off and the second hydraulic pump to be turned on or off, and the controller is electrically connected to the first two-position three-way reversing valve and the second two-position three-way reversing valve respectively and controls the first solenoid valve, the second solenoid valve, the third solenoid valve and the fourth solenoid valve to be powered on or powered off.

5. The horizontal supercharging mud pump of claim 4, wherein said mud pump further comprises a microprocessor electrically connected to said controller, and a timer electrically connected to said microprocessor, said timer sending a time signal to said microprocessor at predetermined time intervals, said microprocessor controlling said controller to turn on said first hydraulic pump and turn off said second hydraulic pump or turn on said second hydraulic pump and turn off said first hydraulic pump after receiving said time signal.

6. The horizontal booster mud pump of claim 1, wherein the first piston is integrally formed with the piston rod, the second piston has a first through hole formed in a middle portion thereof for the first end of the piston rod to be inserted therethrough, the first end of the piston rod is fixedly provided with a first stopping plate for stopping the second surface of the second piston when the first end of the piston rod is inserted into the first through hole, the first end of the piston rod is further provided with a second stopping plate screwed to the piston rod and for stopping the first surface of the second piston when the first end of the piston rod is inserted into the first through hole, the first end of the piston rod has a first threaded hole formed in an end portion thereof, the second stopping plate has a first threaded post fixedly connected to the second stopping plate in a perpendicular manner and insertable into the first threaded hole to be screwed to the first threaded hole, the second stopping plate has a plurality of first fixing holes formed therein, a plurality of second threaded holes are formed in the first surface of the second piston at positions corresponding to the first fixing holes; the middle part of the third piston is provided with a second through hole for the second end of the piston rod to insert and pass through, the second end of the piston rod is fixedly provided with a third baffle disc which blocks the first surface of the third piston when the second end of the piston rod is inserted into the second through hole, the second end of the piston rod is also provided with a fourth baffle disc which is in threaded connection with the piston rod and is used for stopping the second surface of the third piston when the second end of the piston rod is inserted into the second through hole, a third threaded hole is formed in the end part of the second end of the piston rod, a second threaded column which is vertically and fixedly connected with the fourth baffle disc and can be inserted into the third threaded hole to be in threaded connection with the third threaded hole is fixedly arranged in the middle of the fourth baffle disc, and a plurality of second fixing holes are formed in the fourth baffle disc, and a plurality of fourth threaded holes are formed in the second surface of the third piston and correspond to the second fixing holes.

7. The horizontal supercharging slurry pump according to claim 1, wherein the second end surface of the first working cylinder is provided with a first air hole communicated with the first working cylinder, the first end surface of the second working cylinder is provided with a second air hole communicated with the second working cylinder, and the first air hole and the second air hole are communicated through a communication pipe.

8. The horizontal supercharging slurry pump of claim 1, wherein a first discharge port is provided at the bottom of the second end of the first working cylinder and communicates with the first working cylinder, and a second discharge port is provided at the bottom of the first end of the second working cylinder and communicates with the second working cylinder.