CN216447063U

CN216447063U - Bearing type connecting rod piston grouting pump with clutch

Info

Publication number: CN216447063U
Application number: CN202121552158.1U
Authority: CN
Inventors: 杨志军; 牛保柱; 武志伟
Original assignee: Mengzhou Wanda Machinery Technology Development Co ltd
Current assignee: Mengzhou Wanda Machinery Technology Development Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-05-06
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a bearing type connecting rod piston grouting pump with a clutch, which comprises a motor, a crankcase, a lubricating groove and a pump body, wherein the motor, the crankcase, the lubricating groove and the pump body are fixedly arranged at the upper end of a rack; the transmission wheel, the transmission shaft, the pinion, the bull gear, the crankshaft, the bearing, the crosshead and the sliding sleeve which are arranged among the motor, the crankcase and the lubricating groove are in transmission connection to form a bearing type connecting rod power mechanism; a clutch assembly is arranged at the joint of the driving wheel and the transmission shaft, and plays a role in cutting off power transmission at any time; the piston grouting pump drives the pull rod and the piston in the pump body to reciprocate through the bearing type connecting rod power mechanism, so that the steel ball and the steel ball pad in the pump body are opened and closed to perform circular operation of slurry suction and slurry discharge. The utility model adopts the bearing type connecting rod power mechanism to reduce the friction force between the crankshaft and the connecting rod, improve the kinetic energy conversion efficiency and ensure that the equipment runs stably and has low noise; and the structure is compact, the dismounting is convenient, the self-lubricating and the assembling and the maintenance are simple.

Description

Bearing type connecting rod piston grouting pump with clutch

Technical Field

The utility model relates to a grouting pump, in particular to a bearing type connecting rod piston grouting pump with a clutch, and belongs to the technical field of constructional engineering.

Background

At present, the building engineering industry in China develops rapidly, equipment for pouring cement mortar is diversified, the like grouting pumps can divide products into hydraulic grouting pumps, piston grouting pumps, belt type quantitative grouting pumps, pneumatic grouting pumps and the like according to purposes, and various products have different advantages and defects in the using process.

The following disadvantages mainly exist: 1) the friction force between a crankshaft and a connecting rod in the grouting pump is relatively large, parts are seriously abraded and easily damaged, and the normal operation of equipment is influenced when the parts are seriously abraded;

2) the grouting pump has low kinetic energy conversion efficiency under the condition of large load, the crank connecting rod is unstable in rotation when the equipment runs, and the noise of the equipment is high during running.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the bearing type connecting rod piston grouting pump with the clutch overcomes the defects in the prior art, the clutch assembly is arranged at the joint of the driving wheel and the transmission shaft, the clutch assembly plays a role in cutting off power transmission at any time, and plays a role in overload protection on the pump in a mode of slipping of the friction plate; the piston grouting pump adopts a bearing type connecting rod power mechanism to drive the pull rod and the piston in the pump body to reciprocate, so that the friction force between the crankshaft and the connecting rod is reduced, the kinetic energy conversion efficiency is improved, and the equipment is stable in operation and low in noise.

In order to achieve the purpose, the utility model adopts the following technical scheme: a bearing type connecting rod piston grouting pump with a clutch comprises a motor, a crankcase, a lubricating groove and a pump body, wherein the motor is fixedly arranged at the upper end of a frame; a driving wheel is arranged on the outer side of the crankcase, the driving wheel is in driving connection with the motor through a triangular belt, and the driving wheel is in driving connection with the crankcase through a transmission shaft; the input end of the transmission shaft is fixedly connected to the center of the driving wheel, and a clutch assembly is arranged at the joint of the transmission shaft and the driving wheel; the output end of the transmission shaft is rotatably connected inside the crankcase, and the outer edge of the output end is connected with a pinion; the inner part of the crank shaft is rotatably connected with a crank shaft, the outer edge of one side of the crank shaft is connected with a large gear meshed with the small gear, and the outer edge of the other side of the crank shaft is connected with a bearing in a matching way; the outer edge of the bearing is fixedly connected with a connecting rod, and the other end of the connecting rod is hinged with a crosshead through a pin shaft; and a sliding sleeve is arranged in the power output port of the crankcase, the crosshead is connected in the sliding sleeve in a sliding manner, the other end of the crosshead is connected with a pull rod arranged in the lubricating groove, and the other end of the pull rod is fixedly connected with a piston arranged in the pump body.

The driving wheel, the transmission shaft, the pinion, the bull gear, the crankshaft, the bearing, the crosshead and the sliding sleeve form a bearing type connecting rod power mechanism together.

A handle is arranged on the clutch assembly, and a handle bracket is fixedly connected to the upper end of the shell of the crankcase through a bolt; the handle is movably arranged in the handle bracket.

A sealing seat is arranged between the left end of the lubricating groove and the sliding sleeve, and the right end of the lubricating groove is fixedly connected to the rack through a supporting plate; the left side face of the lubricating groove is fixedly integrated with the sealing seat, the sliding sleeve and the crankcase through bolts, and the right side face of the lubricating groove is connected with the supporting plate, the cylinder sleeve at the left end of the pump body and the pump head tee joint through screws.

The shell of the crankcase is divided into a crankcase base and a crankcase upper cover, an oil drainage port is arranged on the crankcase base, and an oil filling port is arranged on the crankcase upper cover.

The front end of the lower part of the rack is fixedly connected with a front wheel, and the rear end of the lower part of the rack is rotatably connected with a steering wheel; the upper end of the steering wheel is rotatably connected with a steering pull rod.

The utility model has the beneficial effects that:

1) the bearing type connecting rod power mechanism drives the pull rod and the piston in the pump body to reciprocate, so that the steel ball in the pump body and the steel ball pad are opened and closed to perform circular operation of slurry suction and slurry discharge, the friction force between the crankshaft and the connecting rod is reduced by the matching use of the bearing and the connecting rod, the kinetic energy conversion efficiency is improved, and the equipment is stable in operation and low in noise; and the structure is compact, the dismounting is convenient, the self-lubricating and the assembling and the maintenance are simple.

2) The clutch assembly is arranged at the joint of the driving wheel and the transmission shaft, plays a role in cutting off power transmission at any time, and plays a role in overload protection on the pump in a mode that the friction sheet slips; the cooperation of clutch is used and is made equipment operation more stable, and has improved life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of FIG. 1;

fig. 3 is a top view of the crankcase of fig. 1.

In the figure, 1-a frame, 101-a front wheel, 102-a steering wheel, 103-a steering pull rod, 2-a motor, 3-a crankcase, 301-an oil drain port, 302-an oil filling port, 4-a lubrication groove, 5-a pump body, 6-a V-belt, 7-a transmission wheel, 8-a transmission shaft, 9-a clutch assembly, 10-a pinion, 11-a crankshaft, 12-a gearwheel, 13-a bearing, 14-a connecting rod, 15-a pin shaft, 16-a crosshead, 17-a sliding sleeve, 18-a pull rod, 19-a piston, 20-a handle, 21-a handle bracket, 22-a sealing seat, 23-a supporting plate, 24-a cylinder sleeve, 25-a pump head tee joint, 26-a grout outlet pipe, 27-a grout inlet pipe and 28-a positioning pin, 29-steel ball, 30-steel ball pad.

Detailed Description

The utility model is further explained below with reference to the figures and the embodiments.

Example (b): as shown in fig. 1-3, the bearing type connecting rod piston grouting pump with a clutch comprises a motor 2 fixedly arranged at the upper end of a frame 1, a crankcase 3, a lubricating groove 4 and a pump body 5; a driving wheel 7 is arranged on the outer side of the crankcase 3, the driving wheel 7 is in transmission connection with the motor 2 through a triangular belt 6, and the driving wheel 7 is in transmission connection with the crankcase 3 through a transmission shaft 8; the input end of the transmission shaft 8 is fixedly connected to the center of the transmission wheel 7, and a clutch assembly 9 is connected to the joint of the transmission wheel and the transmission wheel in a matching manner; the output end of the transmission shaft 8 is rotatably connected inside the crankcase 3, and the outer edge of the output end is connected with a pinion 10; a crankshaft 11 is rotatably connected inside the crank case 3, a large gear 12 meshed with the small gear 10 is connected to the outer edge of one side of the crank shaft 11, and a bearing 13 is connected to the outer edge of the other side of the crank shaft 11 in a matched manner; the outer edge of the bearing 13 is fixedly connected with a connecting rod 14, and the other end of the connecting rod 14 is hinged with a crosshead 16 through a pin shaft 15; a sliding sleeve 17 is arranged in the power output port of the crankcase 3, the crosshead 16 is connected in the sliding sleeve 17 in a sliding manner, the other end of the crosshead 16 is connected with a pull rod 18 arranged in the lubricating groove 4, and the other end of the pull rod 18 is fixedly connected with a piston 19 arranged in the pump body 5.

The casing of crankcase 3 divide into crankcase base and crankcase upper cover, is equipped with draining port 301 on the crankcase base, is equipped with oiling mouth 302 on the crankcase upper cover.

The front end of the lower part of the frame 1 is fixedly connected with a front wheel 101, and the rear end is rotatably connected with a steering wheel 102; a steering rod 103 is rotatably connected to the upper end of the steering wheel 102.

The driving wheel 7, the transmission shaft 8, the pinion 10, the bull gear 12, the crankshaft 11, the bearing 13, the crosshead 16 and the sliding sleeve 17 form a bearing type connecting rod power mechanism.

A handle 20 is arranged on the clutch assembly 9, and a handle bracket 21 is fixedly connected to the upper end of the shell of the crankcase 3 through a bolt; the handle 20 is movably arranged in the handle bracket 21.

A sealing seat 22 is arranged between the left end of the lubricating groove 4 and the sliding sleeve 17, and the right end of the lubricating groove 4 is fixedly connected to the frame 1 through a supporting plate 23; the left side of the lubricating groove 4 is fastened with the sealing seat 22, the sliding sleeve 17 and the crankcase 3 into a whole through bolts, and the right side is connected with the support plate 23, the cylinder sleeve 24 at the left end of the pump body 5 and the pump head tee 25 through screws.

A lubricating groove cover plate is arranged above the lubricating groove 4, a plug is arranged below the lubricating groove, and lubricating liquid is filled in the lubricating groove; the lubricating liquid can be water, a water-oil mixture, lubricating oil and emulsion, and has a lubricating effect on the pull rod 18, the piston 19 and the cylinder sleeve 24, so that the friction force is reduced, the operation efficiency is improved, and the service life is prolonged.

The piston 19 adopts a reverse lip structure, and the pull rod 18, the piston seat, the piston 19, the piston pressure pad and the nut form a piston assembly. The piston seat and the pull rod adopt a taper sealing mode, so that the disassembly is convenient, and cement is prevented from being solidified together for a long time.

The support plate 23 mainly supports the pump body 5 and the lubrication groove 4; the upper end of the pump head tee joint 25 is connected with a pulp outlet pipe 26, the lower end of the pump head tee joint 27 is connected with a pulp inlet pipe 27, the joint of the pump head tee joint 25, the pulp outlet pipe 26 and the pulp inlet pipe 27 is provided with a positioning pin 28, a steel ball 29 and a steel ball cushion 30, a pressure gauge seat is arranged on the pulp outlet pipe 26, a pressure gauge is arranged on the pressure gauge seat, a pulp outlet is arranged in front of the pulp outlet pipe 26, and a valve and a water pipe connector are arranged on one side of the pulp outlet pipe.

The working principle is as follows:

when the device works, the slurry inlet pipe 27 is connected with the slurry outlet of the stirrer by using the slurry spraying pipe, the slurry spraying pipe head is connected with the slurry outlet of the slurry outlet pipe 26, the valve is closed, and the handle 21 of the clutch is in a closed state; and then the motor 2 is started to work, the driving wheel 7 is driven to rotate through the V-belt 6, so that the bearing type connecting rod power mechanism works, when the piston 19 is positioned on the side of the lubricating groove 4, the steel ball 29 in the pump head tee joint 25 is upwards contacted with the positioning pin 28 and is in an open state, the steel ball 29 in the slurry outlet 27 is downwards contacted with the steel ball pad 30 and is in a closed state, and slurry is sucked into the cavities of the pump head tee joint 25 and the cylinder sleeve 24 through the slurry inlet pipe 27.

When the piston 19 runs to the pump head tee 25 side, the steel ball 29 in the pump head tee 25 is downward contacted with the steel ball pad 30 and is in a closed state, the steel ball 29 of the slurry outlet 27 is upward contacted with the positioning pin 28 and is in an open state, and slurry in the chambers of the pump head tee 25 and the cylinder sleeve 24 is sprayed out through the slurry outlet of the slurry outlet pipe 26; that is, the pull rod 18 drives the piston 19 in the pump body 5 to perform axial reciprocating motion in the cylinder sleeve 24, so that the steel ball 29 and the steel ball pad 30 in the pump body 5 open and close to perform slurry suction and slurry discharge circulating operation, and an operator moves or transfers the grouting pump by controlling the steering pull rod 103.

When the handle 20 of the clutch assembly 9 is in an open state, the motor 2 works, and the pump body 5 stops working; the clutch assembly 9 plays a role in cutting off power transmission at any time, and also plays a role in overload protection for the pump body 5 in a friction sheet slipping mode.

When the grouting pump stops working and is not used, the cavities of the grout outlet pipe 26, the pump head tee 25, the cylinder sleeve 24 and the grout inlet pipe 27 inside the pump body 5 need to be cleaned by clear water, and the method comprises the following steps: firstly, a pulp suction hose of a pulp inlet pipe 27 is communicated with a clean water tank to open a valve, and a water pipe interface is connected with a water drainage pipe; and starting the grouting pump to enable the pump in the pump body 5 to suck clean water until the clean water is discharged from the water pipe interface, and finally cutting off the power supply to enable the grouting pump to stop working.

The clutch assembly is arranged at the joint of the driving wheel and the transmission shaft, plays a role in cutting off power transmission at any time, and plays a role in overload protection on the pump in a mode that the friction plate slips; the grouting pump drives the pull rod and the piston in the pump body to reciprocate through the bearing type connecting rod power mechanism, so that the steel ball and the steel ball pad in the pump body are opened and closed to perform circular operation of slurry suction and slurry discharge, the friction force between the crankshaft and the connecting rod is reduced, the kinetic energy conversion efficiency is improved, the equipment is stable in operation, and the noise is low; and the structure is compact, the disassembly and the assembly are convenient, and the self-lubricating device has the advantages of self-lubrication, long service life and simple assembly and maintenance.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a take bearing formula connecting rod piston grouting pump of clutch which characterized in that: comprises a motor (2) fixedly arranged at the upper end of a frame (1), a crankcase (3), a lubricating groove (4) and a pump body (5); a driving wheel (7) is arranged on the outer side of the crankcase (3), the driving wheel (7) is in transmission connection with the motor (2) through a triangular belt (6), and the driving wheel (7) is in transmission connection with the crankcase (3) through a transmission shaft (8); the input end of the transmission shaft (8) is fixedly connected to the center of the transmission wheel (7), and a clutch assembly (9) is arranged at the joint of the transmission shaft and the transmission wheel; the output end of the transmission shaft (8) is rotatably connected to the inside of the crankcase (3), and the outer edge of the output end is connected with a pinion (10); a crankshaft (11) is rotatably connected inside the crank case (3), a large gear (12) meshed with the small gear (10) is connected to the outer edge of one side of the crankshaft (11), and a bearing (13) is connected to the outer edge of the other side of the crankshaft (11) in a matched manner; the outer edge of the bearing (13) is fixedly connected with a connecting rod (14), and the other end of the connecting rod (14) is hinged with a crosshead (16) through a pin shaft (15); be provided with sliding sleeve (17) in the power output port of crankcase (3), cross head (16) sliding connection is in sliding sleeve (17), the other end of cross head (16) with pull rod (18) that lubrication groove (4) inside set up are connected, the other end of pull rod (18) with piston (19) fixed connection that set up in the pump body (5) is in the same place.

2. The clutch-equipped bearing type connecting rod piston grouting pump according to claim 1, characterized in that: the bearing type connecting rod power mechanism is formed by the transmission wheel (7), the transmission shaft (8), the pinion (10), the large gear (12), the crankshaft (11), the bearing (13), the crosshead (16) and the sliding sleeve (17) together.

3. The clutch-equipped bearing type connecting rod piston grouting pump according to claim 1, characterized in that: a handle (20) is arranged on the clutch assembly (9), and a handle bracket (21) is fixedly connected to the upper end of the shell of the crankcase (3) through a bolt; the handle (20) is movably arranged in the handle bracket (21).

4. The clutch-equipped bearing type connecting rod piston grouting pump according to claim 1, characterized in that: a sealing seat (22) is arranged between the left end of the lubricating groove (4) and the sliding sleeve (17), and the right end of the lubricating groove (4) is fixedly connected to the rack (1) through a supporting plate (23); the left side face of the lubricating groove (4) is fixedly integrated with the sealing seat (22), the sliding sleeve (17) and the crankcase (3) through bolts, and the right side face of the lubricating groove is connected with the support plate (23), the cylinder sleeve (24) at the left end of the pump body (5) and the pump head tee joint (25) through screws.

5. The clutch-equipped bearing type connecting rod piston grouting pump according to claim 1, characterized in that: the shell of the crankcase (3) is divided into a crankcase base and a crankcase upper cover, an oil drainage port (301) is arranged on the crankcase base, and an oil filling port (302) is arranged on the crankcase upper cover.

6. The clutch-equipped bearing type connecting rod piston grouting pump according to claim 1, characterized in that: the front end of the lower part of the rack (1) is fixedly connected with a front wheel (101), and the rear end is rotatably connected with a steering wheel (102); the upper end of the steering wheel (102) is rotatably connected with a steering pull rod (103).