CN214403943U

CN214403943U - Piston sealing device for slurry pump

Info

Publication number: CN214403943U
Application number: CN202120561234.9U
Authority: CN
Inventors: 朱汉卿
Original assignee: Shandong Wangsheng Pump Co Ltd
Current assignee: Shandong Wangsheng Pump Co Ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-15
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a slush pump piston sealing device, including sleeve, drive arrangement, protector, drive arrangement sets up on the sleeve right side, protector sets up at the top, the sleeve top is provided with piston assembly, the inside belt cleaning device that is provided with of sleeve, two first bracing pieces of sleeve bottom fixedly connected with, two first bracing piece bottom fixedly connected with backup pad, backup pad bottom fixedly connected with spring, spring bottom fixedly connected with base. The utility model discloses a set up spring and backup pad and can make the device can carry out the shock attenuation at the during operation, avoid long-time vibrations to influence the connection between each part, can make piston rod repeated reciprocating motion always through setting up card post and carousel, can protect the device to a certain extent through setting up the fixed plate, avoid mud or other debris to hinder to the device and cause the not good condition of sealed effect.

Description

Piston sealing device for slurry pump

Technical Field

The utility model relates to a sealing equipment technical field specifically is slush pump piston sealing device.

Background

The piston is a mechanical part which reciprocates along the cylinder axis in the cylinder body of the reciprocating piston type internal combustion engine, the compressor, the pump and other machines, the piston has three forms of a disc shape, a cylinder shape and a cylinder shape, the closed end surface of the piston bears the pressure of working fluid and forms a combustion chamber or a compression volume with the cylinder cover and the cylinder wall, the piston is provided with a piston ring or a colloid sealing ring to prevent the fluid leakage, the piston can be made of cast iron, forged steel, cast steel or aluminum alloy and other materials, and the existing sealing device has many problems due to the influence of external factors, such as leakage easily caused by long-term rain or dirty and disorderly device caused by oil stain falling, and the normal operation of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slush pump piston sealing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the mud pump piston sealing device comprises a sleeve, a driving device and a protection device, wherein the driving device is arranged on the right side of the sleeve, the protection device is arranged at the top of the sleeve, the piston device is arranged at the top of the sleeve, and a cleaning device is arranged in the sleeve.

The sleeve bottom fixedly connected with two first bracing pieces, two first bracing piece bottom fixedly connected with backup pad, backup pad bottom fixedly connected with spring, spring bottom fixedly connected with base.

Preferably, drive arrangement includes first motor, first motor bottom fixedly connected with brace table, brace table bottom fixedly connected with second bracing piece, second bracing piece bottom and backup pad top fixed connection, first motor output fixedly connected with carousel, the one side fixedly connected with card post of first motor output is kept away from to the carousel, circular draw-in groove one has been cup jointed to the card post, the one end fixedly connected with piston rod of card post is kept away from to circular draw-in groove one, the one end fixedly connected with circular draw-in groove two of circular draw-in groove one is kept away from to the piston rod.

Preferably, the protection device comprises a fixing plate, the fixing plate is arranged at the top of the sleeve, two first connecting rods are fixedly connected to the bottom of the fixing plate, and the bottoms of the two first connecting rods are fixedly connected with the surface of the sleeve respectively.

Preferably, the piston device comprises a piston block, a first groove is annularly formed in the surface of the piston block, a sealing ring is sleeved on the surface of the first groove, a rubber block is fixedly connected to the left side of the piston block, the surface of the rubber block is in contact with the inner wall of a sleeve, a second groove is formed in the right side of the piston block, a fixing column is fixedly connected to the middle of the second groove, the left end and the right end of the fixing column are in contact with the inner wall of the second groove, and the fixing column is rotatably connected with the second circular clamping groove.

Preferably, the cleaning device comprises a water storage tank, the bottom of the water storage tank is fixedly connected with the top of the supporting plate, a water inlet is formed in the top of the water storage tank, a water suction pump is fixedly connected to the top of the water storage tank, an input end of the water suction pump is fixedly connected with a water suction pipe, the bottom of the water suction pipe penetrates through the water storage tank and extends to the inside of the water storage tank, an output end of the water suction pump is fixedly connected with a water pipe, the water pipe is fixedly connected to the bottom of the fixing plate, and a spray head is fixedly connected to the bottom of the water pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a set up spring and backup pad and can make the device can carry out the shock attenuation at the during operation, avoid long-time vibrations to influence the connection between each part, can make piston rod repeated reciprocating motion that carries on always through setting up card post and carousel, can protect the device to a certain extent through setting up the fixed plate, avoid mud or other debris to hinder to the device and cause the not good condition of sealed effect.

(2) The utility model discloses a set up recess one fixed seal circle and make its sealed effect better, avoid the piston piece of metal system to cause the sleeve inner wall scotch with sleeve inner wall friction for a long time through setting up the block rubber, lead to sealed effectual, can make its moment guarantee totally through setting up belt cleaning device, avoid surface and inside entering dust to cause the device's work effect unsatisfactory.

Drawings

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

FIG. 2 is a view of the driving device of the present invention;

fig. 3 is a sectional view of the piston device of the present invention;

fig. 4 is a sectional view of the cleaning device of the present invention.

In the figure: the device comprises a sleeve 1, a first supporting rod 11, a supporting plate 12, a spring 13, a base 14, a driving device 2, a first motor 21, a supporting table 22, a second supporting rod 23, a rotary table 24, a clamping column 25, a circular clamping groove I26, a piston rod 27, a circular clamping groove II 28, a protective device 3, a fixing plate 31, a first connecting rod 32, a piston device 4, a piston block 41, a groove I42, a sealing ring 43, a rubber block 44, a groove II 45, a fixing column 46, a cleaning device 5, a water storage tank 51, a water inlet hole 52, a water suction pump 53, a water suction pipe 54, a water delivery pipe 55 and a spray head 56.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: mud pump piston sealing device, including sleeve 1, drive arrangement 2, protector 3, drive arrangement 2 sets up in sleeve 1 right side, and protector 3 sets up at the top, and sleeve 1 top is provided with piston assembly 4, and sleeve 1 is inside to be provided with belt cleaning device 5.

Two first bracing pieces 11 of 1 bottom fixedly connected with of sleeve, two first bracing pieces 11 bottom fixedly connected with

backup pads

12, 12 bottom fixedly connected with springs 13 of backup pad, 13 bottom fixedly connected with bases 14 of spring, the utility model discloses a set up spring 13 and backup pad 12 and can make the device can carry out the shock attenuation at the during operation, avoid long-time vibrations to influence the connection between each part.

Drive arrangement 2 includes first motor 21, first motor 21 bottom fixedly connected with brace table 22, brace table 22 bottom fixedly connected with second bracing piece 23, second bracing piece 23 bottom and 12 top fixed connections of backup pad, first motor 21 output fixedly connected with carousel 24, the one side fixedly connected with card post 25 of first motor 21 output is kept away from to carousel 24, card post 25 has cup jointed circular draw-in groove one 26, the one end fixedly connected with piston rod 27 of card post 25 is kept away from to circular draw-in groove one 26, circular draw-in groove two 28 of one end fixedly connected with of circular draw-in groove one 26 are kept away from to piston rod 27, can make piston rod 27 repeated reciprocating motion that carries on always through setting up card post 25 and carousel 24.

The protection device 3 comprises a fixing plate 31, the fixing plate 31 is arranged at the top of the sleeve 1, two first connecting rods 32 are fixedly connected to the bottom of the fixing plate 31, the bottoms of the two first connecting rods 32 are respectively fixedly connected with the surface of the sleeve, the protection device can be protected to a certain extent by arranging the fixing plate 31, and the situation that the sealing effect is not good due to the fact that mud or other sundries are damaged to the device is avoided.

Piston device 4 includes piston block 41, piston block 41 surface annular seted up recess one 42, sealing washer 43 has been cup jointed on recess one 42 surface, piston block 41 left side fixedly connected with block rubber 44, block rubber 44 surface and the contact of sleeve 1 inner wall, recess two 45 have been seted up to piston block 41 right side, fixedly connected with fixed column 46 in the middle of the recess two 45, both ends and the contact of recess two 45 inner walls about fixed column 46, fixed column 46 rotates with circular draw-in groove two 28 to be connected, the utility model discloses a set up recess one 42 fixed seal 43 and make its sealed effect better, piston block 41 through setting up block rubber 44 and avoiding the metal to make the sleeve 1 inner wall scotch with the friction of sleeve 1 inner wall for a long time, lead to sealed effect not good.

Cleaning device 5 includes water storage tank 51, water storage tank 51 bottom and 12 top fixed connection of backup pad, inlet opening 52 has been seted up at water storage tank 51 top, water storage tank 51 top fixedly connected with suction pump 53, suction pump 53 input fixedly connected with suction pipe 54, suction pipe 54 bottom runs through water storage tank 51 and extends to inside water storage tank 51, suction pump 53 output end fixedly connected with raceway 55, raceway 55 fixed connection is in fixed plate 31 bottom, raceway 55 bottom fixedly connected with shower nozzle 56, can make its moment guarantee totally through setting up cleaning device 5, it is unsatisfactory to avoid surface and inside entering dust to cause the device's work effect.

The working principle is as follows: first motor 21 starts to drive carousel 24 and moves, carousel 24 drives card post 25 and rotates, card post 25 and circular draw-in groove 26 joint, drive piston rod 27 back and forth movement, circular draw-in groove two 28 and fixed column 46 on piston rod 27 right side rotate to be connected, fixed column 46 drives piston block 41 and moves around in sleeve 1 inside, rubber block 44 and sealing washer 43 contact with sleeve 1 inner wall, the device is being supported to backup pad 12, spring 13 release elastic potential energy is for the device shock attenuation, the circular water pump 53 circular telegram, through absorbing water pipe 54 with water flow to raceway 55, raceway 55 carries the water source to shower nozzle 56, shower nozzle 56 sprays the water source to sleeve 1 surface.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Mud pump piston sealing device, including sleeve (1), drive arrangement (2), protector (3), its characterized in that: the driving device (2) is arranged on the right side of the sleeve (1), the protection device (3) is arranged on the top of the sleeve, the piston device (4) is arranged on the top of the sleeve (1), and the cleaning device (5) is arranged in the sleeve (1);

two first bracing pieces (11) of sleeve (1) bottom fixedly connected with, two first bracing piece (11) bottom fixedly connected with backup pad (12), backup pad (12) bottom fixedly connected with spring (13), spring (13) bottom fixedly connected with base (14).

2. The mud pump piston seal assembly of claim 1, wherein: drive arrangement (2) include first motor (21), first motor (21) bottom fixedly connected with brace table (22), brace table (22) bottom fixedly connected with second bracing piece (23), second bracing piece (23) bottom and backup pad (12) top fixed connection, first motor (21) output end fixedly connected with carousel (24), one side fixedly connected with card post (25) of first motor (21) output is kept away from in carousel (24), circular draw-in groove (26) have been cup jointed to card post (25), the one end fixedly connected with piston rod (27) of card post (25) are kept away from to circular draw-in groove (26), the one end fixedly connected with circular draw-in groove two (28) of circular draw-in groove (26) are kept away from to piston rod (27).

3. The mud pump piston seal assembly of claim 1, wherein: the protection device (3) comprises a fixing plate (31), the fixing plate (31) is arranged at the top of the sleeve (1), two first connecting rods (32) are fixedly connected to the bottom of the fixing plate (31), and the bottoms of the two first connecting rods (32) are fixedly connected with the surface of the sleeve respectively.

4. The mud pump piston seal assembly of claim 1, wherein: piston device (4) include piston piece (41), piston piece (41) surface annular is seted up fluted (42), sealing washer (43) have been cup jointed on fluted (42) surface, piston piece (41) left side fixedly connected with block rubber (44), block rubber (44) surface and sleeve (1) inner wall contact, piston piece (41) right side is seted up fluted two (45), fixedly connected with fixed column (46) in the middle of fluted two (45), both ends and the contact of fluted two (45) inner wall about fixed column (46), fixed column (46) rotate with circular draw-in groove two (28) and are connected.

5. The mud pump piston seal assembly of claim 1, wherein: the cleaning device (5) comprises a water storage tank (51), the bottom of the water storage tank (51) is fixedly connected with the top of a supporting plate (12), a water inlet hole (52) is formed in the top of the water storage tank (51), a water suction pump (53) is fixedly connected to the top of the water storage tank (51), a water suction pipe (54) is fixedly connected to the input end of the water suction pump (53), the bottom of the water suction pipe (54) penetrates through the water storage tank (51) and extends to the inside of the water storage tank (51), a water conveying pipe (55) is fixedly connected to the output end of the water suction pump (53), the water conveying pipe (55) is fixedly connected to the bottom of a fixing plate (31), and a spray head (56) is fixedly connected to the bottom of the water conveying pipe (55).