CN209539562U - A kind of sewage grinding pump - Google Patents
A kind of sewage grinding pump Download PDFInfo
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- CN209539562U CN209539562U CN201822148809.5U CN201822148809U CN209539562U CN 209539562 U CN209539562 U CN 209539562U CN 201822148809 U CN201822148809 U CN 201822148809U CN 209539562 U CN209539562 U CN 209539562U
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- impeller
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Abstract
The utility model relates to field of sewage treatment equipment, are ground and pump more particularly, to a kind of sewage.A kind of sewage grinding pump, including motor and the pump housing, inlet and outlet are provided on the pump housing, the pump cover that water inlet is equipped with impeller and matches with impeller, the output shaft of motor passes through the pump housing and connect with impeller, impeller includes end face seat, there are two spiral and the blades of corresponding matching setting for setting on the seat of end face, pump cover includes mounting disc with a central hole, the guidance pin in centre bore is provided in mounting disc, convex surface is provided in mounting disc, blade is corresponded on convex surface is provided with diversion groove, lubricating arrangement is provided between the output shaft of motor and end face seat, lubricating arrangement includes shell, lubricant reservoir is provided in shell, rolling groove is provided on shell, ball is provided in rolling groove.The utility model is less likely to occur to block at pump water inlet mouth, and work efficiency is high, long service life.
Description
Technical field
The utility model relates to field of sewage treatment equipment, are ground and pump more particularly, to a kind of sewage.
Background technique
Common sewage cutting pump is using scissors principle only to 15 kilowatts of maximum 150 bore and the chopping conveying reluctantly of following pump
Staple fiber immalleable and without hardness in wastewater media, imitative scissors member has blocking to impeller inlet and hardness is not high, so stream
Amount almost halves, and encounters the tough abrasion of scissors after plastic knitting fiber, such cutting function just loses in a short time, uses the longevity
Order it is very short, when have in wastewater media solid particle, long fibre cloth and plastic knitting class toughness fiber, rope, cable rubber skin, modeling
Expect that common sewage cutting is helpless when the impurity such as bottle, safety and industrial gloves, and is easy to occur to block in impeller inlet to lead to water pump
It is not normally functioning, or even burns motor.
Such as Chinese patent notification number are as follows: CN204755324U, on November 11st, 2015 bulletin a kind of sewage cutting pump,
Including pump case, pump shaft and impeller, the blade side of the impeller is equipped with moving knife sword, blade surface and the pump housing endophragm phase of the moving knife sword
It cuts, the face that blade moving knife sword running track is corresponded on the pump case is equipped with water inlet, and the water inlet inner end is equipped with stationary knife sword,
Although the utility model low manufacture cost, handling capacity are strong, operating is reliable, blocking is easy to happen at pump inlet, and
Working efficiency is not high, and service life is not grown.
Utility model content
The utility model provides one kind and is less likely to occur to block at pump water inlet mouth, work primarily directed to the above problem
It is high-efficient, sewage grinding pump with long service life.
The purpose of this utility model is mainly to be achieved by following proposal: a kind of sewage grinding pump, including motor
And the pump housing, inlet and outlet are provided on the pump housing, the water inlet is equipped with impeller and matches with impeller
The pump cover of conjunction, the output shaft of the motor pass through the pump housing and connect with impeller, and the impeller includes end face seat, the end face
The blade that there are two spiral and corresponding matching is arranged is set on seat, and the pump cover includes mounting disc with a central hole, described
Mounting disc on be provided with the guidance pin in centre bore, be provided with convex surface in the mounting disc, it is right on the convex surface
It answers blade to be provided with diversion groove, is provided with lubricating arrangement, the lubrication between the output shaft of the motor and end face seat
Device includes the shell being arranged around the output shaft of motor, is provided with the lubricant reservoir full of lubricating oil, institute in the shell
The side of the output shaft of motor is provided with connection lubricant reservoir and extraneous rolling groove, the rolling groove on the shell stated
It is inside provided with ball, the side of the ball is located in lubricant reservoir, and the other side of the ball is against the output of motor
On axis.It is provided with inlet and outlet on the pump housing, the pump cover that water inlet is equipped with impeller and matches with impeller, in impeller
Import setting corresponding with the water inlet of the pump housing at the heart, the output shaft of motor pass through the pump housing and connect with impeller, electric motor starting energy
It is rotated by output shaft impeller, impeller includes end face seat, and setting is there are two spiral on the seat of end face and corresponding matching is arranged
Blade, impeller are semi-open types, two blade first halfs to being that spatial warping forms helical form between inlet side, twayblade it
Between form screw-shaped flow paths, induction fibre object enters runner and avoids winding, and pump cover includes mounting disc with a central hole, center
Hole corresponds to the water inlet setting of the pump housing, is provided with the guidance pin in centre bore in mounting disc, is provided with convex surface in mounting disc,
Blade is corresponded on convex surface and is provided with diversion groove, and when electric motor starting, sewage is inhaled into from water inlet, the fibre at impeller inlet
Dimension object is axially lured by impeller avoids winding into laggard air stream enter runner, and the sundries such as fiber are ground or rubbed, smooth delivery of power, while by
Guidance pin on pump cover also dials stream to impurity fiber and enters impeller internal runner, and the long fibre into runner is partially submerged into and blade
In the diversion groove of cooperation, rubbed by the cooperation of the convex surface of high-speed rotating impeller blade and pump cover, then with fluid flow line direction
It is discharged from the water outlet of the pump housing, so impurity is removed in runner, achievees the purpose that rub or grind rear pumped (conveying) medium, motor
Output shaft and end face seat between be provided with lubricating arrangement, lubricating arrangement includes the shell being arranged around the output shaft of motor, shell
Body rotation connection setting is provided with the lubricant reservoir full of lubricating oil, close motor is defeated on shell in the seat of end face in shell
The side of shaft is provided with connection lubricant reservoir and extraneous rolling groove, is provided with ball in rolling groove, the side of ball is located at
In lubricant reservoir, the other side of ball is against on the output shaft of motor, when the rotation of the output shaft of motor, ball can be driven to roll
Dynamic, the ball of rolling can be by the lasting output shaft for being stained on motor of the lubricating oil speckled on ball, and can flow to output shaft
With the junction of impeller, lasting effective lubricating action can be played, and reduces the friction damage of output shaft and impeller in rotation
Consumption.
Preferably, the mounting disc is bolted on the pump housing.Mounting disc is bolted on the pump housing,
Installation is firm, convenient disassembly.
Preferably, being provided with the oil storage channel being connected to lubricant reservoir on the shell, the oil storage channel is remote
One end from lubricant reservoir is provided with sealing cover.The oil storage channel being connected to lubricant reservoir is provided on shell, oil storage channel is remote
One end from lubricant reservoir is provided with sealing cover, can be to lubricating oil is added in lubricant reservoir by oil storage channel, and sealing cover can rise
To effective sealing function, prevent the lubricating oil in lubricant reservoir from overflowing.
Preferably, the impeller is made of ZG2Cr13 material, the pump cover is by high Cr steel KmTBCr26 material system
At.Impeller is made of ZG2Cr13 material, resistance to corrosion in water, and hardness is to HRC35 after modulation, and pump cover is by high Cr steel KmTBCr26 material
Material is made, hardness HRC48, guarantees in whole device in the process of running not by Mediawear, long service life.
Therefore, the utility model a kind of sewage grinding pump has following advantages: the utility model structure is simple, pump into
It is less likely to occur to block at the mouth of a river, work efficiency is high, long service life, can the sundries such as fiber be ground or be rubbed, smoothly defeated
It send.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model.
Attached drawing 2 is the main view of pump cover in the utility model.
Attached drawing 3 is the structural schematic diagram of lubricating arrangement in the utility model.
Attached drawing 4 is the structural schematic diagram of impeller in the utility model.
Attached drawing 5 is the structural schematic diagram of pump cover in the utility model.
It illustrates: 1- lubricating arrangement, the 2- pump housing, 3- water inlet, 4- guidance pin, 5- pump cover, 6- motor, 7- output shaft,
8- water outlet, 9- centre bore, 10- diversion groove, 11- shell, 12- rolling groove, 13- ball, 14- sealing cover, 15- oil storage are logical
Road, 16- lubricant reservoir, 17- blade, the end face 18- seat, the convex surface 19-, 20- mounting disc, 21- impeller.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1:
As shown in Fig. 1,2,3,4,5, a kind of sewage grinding pump, including motor 6 and the pump housing 2 is provided with water inlet on the pump housing 2
3 and water outlet 8, impeller 21 and the pump cover matched with impeller 21 5 are installed at water inlet 3, the import at 21 center of impeller with
The corresponding setting of water inlet 3 of the pump housing 2, the output shaft 7 of motor 6 pass through the pump housing 2 and connect with impeller 21, and the starting of motor 6 can pass through
The rotation of 7 impeller 21 of output shaft, impeller 21 include end face seat 18, and setting is there are two spiral on end face seat 18 and corresponding matching is set
The blade 17 set, impeller 21 are semi-open types, and two 17 first halfs of blade are to being that spatial warping forms spiral between inlet side
Shape forms screw-shaped flow paths between twayblade 17, and induction fibre object enters runner and avoids winding, and pump cover 5 includes having center
The water inlet 3 of the mounting disc 20 in hole 9, the corresponding pump housing 2 of centre bore 9 is arranged, and mounting disc 20 is bolted on the pump housing 2, is pacified
Dress is firm, convenient disassembly, is provided with the guidance pin 4 in centre bore 9 in mounting disc 20, is provided with convex surface in mounting disc 20
19, blade 17 is corresponded on convex surface 19 and is provided with diversion groove 10, and the pump housing is supported in the bottom of pond of cesspool by supporting leg, motor 6
When starting, sewage is inhaled into from water inlet 3, is axially lured into laggard air stream enter runner in the fibre object of 21 entrance of impeller by impeller 21
Winding is avoided, the sundries such as fiber are ground or rubbed, smooth delivery of power, while by the guidance pin 4 on pump cover 5 also to impurity fiber
It dials stream and enters 21 inner flow passage of impeller, the long fibre into runner is partially submerged into the diversion groove 10 cooperated with blade 17, quilt
The cooperation of convex surface 19 of high-speed rotating impeller blade 17 and pump cover 5 rubs, then with fluid flow line direction from the water outlet 8 of the pump housing
Place's discharge achievees the purpose that rub or grind rear pumped (conveying) medium, the output shaft 7 of motor 6 and end so impurity is removed in runner
Lubricating arrangement 1 is provided between face seat 18, lubricating arrangement 1 includes the shell 11 being arranged around the output shaft 7 of motor 6, shell 11
Rotation connection setting is provided with the lubricant reservoir 16 full of lubricating oil, close electricity on shell 11 in end face seat 18 in shell 11
The side of the output shaft 7 of machine 6 is provided with connection lubricant reservoir 16 and extraneous rolling groove 12, is provided with ball in rolling groove 12
13, the side of ball 13 is located in lubricant reservoir 16, and the other side of ball 13 is against on the output shaft 7 of motor 6, when motor 6
When output shaft 7 rotates, ball 13 can be driven to roll, the ball 13 of rolling can be stained on the lubricating oil speckled on ball 13 is lasting
On the output shaft 7 of motor 6, and the junction of output shaft 7 Yu impeller 21 can be flowed to, persistently effective lubrication can be played and made
With, and reduce the frictional dissipation of output shaft 7 and impeller 21 in rotation.
The oil storage channel 15 being connected to lubricant reservoir 16 is provided on shell 11, oil storage channel 15 is far from lubricant reservoir 16
One end is provided with sealing cover 14, can be to lubricating oil is added in lubricant reservoir 16 by oil storage channel 15, and sealing cover 14 can play
The sealing function of effect prevents the lubricating oil in lubricant reservoir 16 from overflowing.
Impeller 21 is made of ZG2Cr13 material, resistance to corrosion in water, and hardness is to HRC35 after modulation, and pump cover 5 is by high Cr steel
KmTBCr26 material is made, hardness HRC48, guarantees in whole device in the process of running not by Mediawear, long service life.
It should be understood that the embodiment is merely to illustrate the utility model rather than limitation the scope of the utility model.Furthermore
It should be understood that after reading the content taught by the present invention, those skilled in the art can make the utility model various
Change or modification, these equivalent forms also fall within the scope of the appended claims of the present application.
Claims (4)
1. a kind of sewage grinding pump, which is characterized in that including motor and the pump housing, be provided with water inlet and water outlet on the pump housing
Mouthful, the pump cover that the water inlet is equipped with impeller and matches with impeller, the output shaft of the motor pass through the pump housing with
Impeller connection, the impeller include end face seat, the leaf that spiral and corresponding matching are arranged there are two settings on the end face seat
Piece, the pump cover include mounting disc with a central hole, and the guidance pin in centre bore is provided in the mounting disc,
It is provided with convex surface in the mounting disc, blade is corresponded on the convex surface and is provided with diversion groove, the output of the motor
Lubricating arrangement is provided between axis and end face seat, the lubricating arrangement includes the shell being arranged around the output shaft of motor, institute
It is provided with the lubricant reservoir full of lubricating oil in the shell stated, is provided on the shell close to the side of the output shaft of motor
It is connected to lubricant reservoir and extraneous rolling groove, ball is provided in the rolling groove, the side of the ball is located at lubrication
In oil pocket, the other side of the ball is against on the output shaft of motor.
2. a kind of sewage grinding pump according to claim 1, which is characterized in that the mounting disc is bolted on
On the pump housing.
3. a kind of sewage grinding pump according to claim 1 or 2, which is characterized in that be provided with and moisten on the shell
The oil storage channel of lubricating cavity connection, the oil storage channel is provided with sealing cover far from one end of lubricant reservoir.
4. a kind of sewage grinding pump according to claim 1, which is characterized in that the impeller is by ZG2Cr13 material system
At the pump cover is made of high Cr steel KmTBCr26 material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148809.5U CN209539562U (en) | 2018-12-20 | 2018-12-20 | A kind of sewage grinding pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148809.5U CN209539562U (en) | 2018-12-20 | 2018-12-20 | A kind of sewage grinding pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539562U true CN209539562U (en) | 2019-10-25 |
Family
ID=68265018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822148809.5U Active CN209539562U (en) | 2018-12-20 | 2018-12-20 | A kind of sewage grinding pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539562U (en) |
-
2018
- 2018-12-20 CN CN201822148809.5U patent/CN209539562U/en active Active
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