CN209557265U - One kind preventing fiber winding type filtering sewage grinding pump - Google Patents

Abstract

The utility model relates to field of sewage treatment equipment, prevent fiber winding type filtering sewage grinding pump more particularly, to one kind.One kind preventing fiber winding type filtering sewage grinding pump, including motor and the pump housing, inlet and outlet are provided on the pump housing, water inlet is equipped with impeller and pump cover, the shaft of motor passes through the pump housing and connect with impeller, the water outlet of the pump housing is connected with outlet pipe, filter screen is provided on outlet pipe, flow-guiding mouth is provided on filter screen, bottom on outlet pipe far from pump housing one end is provided with and communicated with influent stream pipe, the junction of influent stream pipe and filter screen is provided with guide plate, the channel for flowing through for large granular impurity is formed between one end and influent stream pipe on guide plate far from filter screen, circulation cabinet is provided on influent stream pipe, return pipe is provided on circulation cabinet, jolting plate is provided in circulating box body.The utility model is less likely to occur to block at pump water inlet mouth, and work efficiency is high, and can carry out secondary treatment to the impurity for not meeting discharge standard.

Description

One kind preventing fiber winding type filtering sewage grinding pump

Technical field

The utility model relates to field of sewage treatment equipment, prevent fiber winding type filtering sewage to be ground more particularly, to one kind Pump.

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, and common sewage cutting pump can only once cut the impurity in sewage The impurity of processing, some biggish or difficult cutting process still has larger particles when being discharged from the water outlet of pump, so that dirty The using effect of Water Cutting pump is bad.

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, it is easy to happen blocking at pump inlet, causes Working efficiency is not high, and only by a cutting process and the impurity of discharge can not be effectively ensured reaches the standard of discharge, makes With ineffective.

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, and fiber winding type filtering sewage grinding pump can be prevented to the impurity progress secondary treatment for not meeting discharge standard.

The purpose of this utility model is mainly to be achieved by following proposal: one kind prevents fiber winding type filtering sewage from grinding Pump, including motor and the pump housing are cut, inlet and outlet are provided on the pump housing, the water inlet is equipped with impeller With the pump cover matched with impeller, the shaft of the motor passes through the pump housing and connect with impeller, and the impeller includes end face seat, There are two spiral and the blade of corresponding matching setting, the pump cover includes peace with a central hole for setting on the end face seat Sabot is provided with the guidance pin in centre bore in the mounting disc, is provided with convex surface in the mounting disc, described Blade is corresponded on convex surface and is provided with diversion groove, and the water outlet of the pump housing is connected with outlet pipe, on the outlet pipe One end of the pump housing is provided with filter screen, is provided on the filter screen multiple for being flowed out for little particle impurity Flow-guiding mouth, the bottom on the outlet pipe far from pump housing one end are provided with and communicated with influent stream pipe, the influent stream pipe and filter screen The junction of net is provided with guide plate, is formed between one end and influent stream pipe far from filter screen for supplying on the guide plate The channel that large granular impurity flows through, is provided with and communicated with circulation cabinet on the influent stream pipe, close to pump on the circulation cabinet The side of the water inlet of body is provided with return pipe, is provided with the jolting plate made of elastic material in the circulating box body, institute Connector of the jolting plate stated by circulating box internal body portion at two independent cavitys, between the return pipe and circulation cabinet Connector between influent stream pipe and circulation cabinet is located in same cavity, and linear motor is provided in another cavity, described The seismic mass matched with jolting plate is provided at the output shaft of linear motor.Inlet and outlet are provided on the pump housing, into The pump cover for being equipped with impeller at the mouth of a river and matching with impeller, import at impeller center is corresponding with the water inlet of the pump housing to be set It sets, the shaft of motor passes through the pump housing and connect with impeller, and electric motor starting can be rotated by shaft impeller, and impeller includes end face , setting is there are two spiral and the blade of corresponding matching setting on the seat of end face, and impeller is semi-open type, and two blade first halfs are extremely It is that spatial warping forms helical form between inlet side, forms screw-shaped flow paths between twayblade, induction fibre object enters runner And avoid winding, pump cover includes mounting disc with a central hole, and mounting disc is bolted on the pump housing, centre bore respective pump The water inlet of body is arranged, and is provided with the guidance pin in centre bore in mounting disc, is provided with convex surface in mounting disc, right on convex surface Blade is answered to be provided with diversion groove, when electric motor starting, sewage is inhaled into from water inlet, and the fibre object at impeller inlet is by leaf Wheel shaft avoids winding into laggard air stream enter runner to luring, and the sundries such as fiber are ground or rubbed, smooth delivery of power, while by pump cover Guidance pin also to impurity fiber dial stream enter impeller internal runner, into runner long fibre be partially submerged into blade cooperation lead It flows in groove, is rubbed by the cooperation of the convex surface of high-speed rotating impeller blade and pump cover, then with fluid flow line direction from the pump housing Water outlet discharge, so impurity is removed in runner, achievees the purpose that rub or grind rear pumped (conveying) medium, the water outlet of the pump housing Place is connected with outlet pipe, and the sewage for being mixed with impurity after treatment flows into outlet pipe after water outlet discharge, by place The little particle impurity for meeting discharge standard and the large granular impurity for not meeting discharge standard on a small quantity are contaminated in sewage after reason, out On water pipe one end of the pump housing is provided with filter screen, is provided on filter screen multiple for being flowed out for little particle impurity Flow-guiding mouth, little particle impurity are discharged with water flow from flow-guiding mouth, the bottom on outlet pipe far from pump housing one end be provided with and communicated with into The junction of flow tube, influent stream pipe and filter screen is provided with guide plate, one end of separate filter screen and influent stream pipe on guide plate Between form channel for flowing through for large granular impurity, large granular impurity can not be discharged from flow-guiding mouth, therefore can be along guiding The direction of plate enters in influent stream pipe from channel, and the setting of guide plate can prevent little particle impurity to be directly entered influent stream pipe It is interior, it has ensured work quality, circulation cabinet is provided with and communicated on influent stream pipe, be contaminated with the sewage of a large amount of large granular impurities from influent stream Pipe flows into circulating box body, recycles and the side of the water inlet of the pump housing is provided with return pipe, setting in circulating box body on cabinet There is the jolting plate made of elastic material, jolting plate has elasticity, and jolting plate is by circulating box internal body portion at two independent chambers Body, the connector between connector and influent stream pipe between return pipe and circulation cabinet and circulation cabinet are located in same cavity, It is provided with linear motor in another cavity, the seismic mass matched with jolting plate is provided at the output shaft of linear motor, pump is held It when continuous operation, has a large amount of large granular impurity and is deposited in circulating box body, then linear motor starts, defeated on linear motor Shaft is able to drive seismic mass toward the movement of jolting plate direction, and seismic mass strikes on jolting plate, and elastic deformation, shake occur for jolting plate The sewage that a large amount of large granular impurities are contaminated in circulating box body is discharged movable plate from return pipe, the suction then generated in impeller Under, it is inhaled into again from the water inlet of the pump housing, to carry out secondary grinding treatment, these large granular impurities is enabled to reach row It is discharged again after putting standard.

Preferably, being provided with lubricating arrangement, the lubricating arrangement packet between the shaft of the motor and end face seat The shell being arranged around the shaft of motor is included, is provided with the lubricant reservoir full of lubricating oil, the shell in the shell The side of the upper shaft close to motor is provided with connection lubricant reservoir and extraneous rolling groove, is provided with rolling in the rolling groove The side of pearl, the ball is located in lubricant reservoir, and the other side of the ball is against in the shaft of motor.Motor turns Lubricating arrangement is provided between axis and end face seat, lubricating arrangement includes the shell being arranged around the shaft of motor, and housing into rotation connects Setting is connect in the seat of end face, the lubricant reservoir full of lubricating oil is provided in shell, the side of the shaft of close motor on shell It is provided with connection lubricant reservoir and extraneous rolling groove, is provided with ball in rolling groove, the side of ball is located in lubricant reservoir, The other side of ball is against in the shaft of motor, when the rotation of the shaft of motor, ball can be driven to roll, and the ball of rolling can incite somebody to action The lubricating oil speckled on ball is lasting to be stained in the shaft of motor, and can flow to the junction of shaft and impeller, Neng Gouqi To lasting effective lubricating action, and reduce the frictional dissipation of shaft and impeller in rotation.

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 diameter of the flow-guiding mouth is gradually increased toward far from pump housing direction.The diameter of flow-guiding mouth is toward separate Pump housing direction is gradually increased, so that the little particle impurity for meeting discharge standard can be more after the smallest one side of diameter on flow-guiding mouth It is discharged in the external world fastly, prevents from blocking on filter screen.

Preferably, the surface on the guide plate close to filter screen side is in toward the circulation inclined arc of cabinet Shape.Surface on guide plate close to filter screen side is in toward the circulation inclined arc shape of cabinet, so that big on guide plate Granule foreign can be more effectively mobile toward circulation cabinet direction.

Preferably, the jolting plate is obliquely installed along toward close to return pipe direction, it is provided in the seismic mass The inclined surface matched with jolting plate.Jolting plate is obliquely installed along toward close to return pipe direction, is provided with and is shaken in seismic mass The inclined surface that plate matches enables the large granular impurity for being deposited in jolting plate side to be more accurately discharged from return pipe.

Preferably, the bottom of the pump housing is provided with supporting leg.The bottom of the pump housing is provided with supporting leg, and the pump housing relies on Supporting leg is supported on cesspool bottom surface.

Therefore, one kind of the utility model prevents fiber winding type filtering sewage grinding pump from having following advantages: the utility model Structure is simple, and it is convenient to operate, and is less likely to occur to block at pump water inlet mouth, and work efficiency is high, and can mark to discharge is not met Quasi- impurity carries out secondary treatment, and long service life effectively can be ground or be rubbed to sundries such as fibers, smoothly defeated It send.

Detailed description of the invention

Attached drawing 1 is a kind of 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 pump cover 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 lubricating arrangement in the utility model.

It illustrates: 1- motor, 2- lubricating arrangement, the 3- pump housing, 4- impeller, 5- water inlet, 6- guidance pin, 7- pump cover, 8- Shaft, 9- water outlet, 10- outlet pipe, 11- little particle impurity, 12- flow-guiding mouth, 13- filter screen, 14- large granular impurity, 15- Influent stream pipe, 16- recycle cabinet, 17- jolting plate, 18- linear motor, 19- return pipe, the inclined surface 20-, 21- seismic mass, in 22- Heart hole, 23- diversion groove, the convex surface 24-, 25- mounting disc, 26- blade, the end face 27- seat, 28- shell, 29- rolling groove, 30- rolling Pearl, 31- sealing cover, 32- oil storage channel, 33- lubricant reservoir, 34- guide plate, 35- supporting leg.

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 Figure 1,2,3, 4, one kind preventing fiber winding type filtering sewage grinding pump, including motor 1 and the pump housing 3, the pump housing 3 Bottom is provided with supporting leg 35, and the pump housing 3 is supported on cesspool bottom surface by supporting leg 35, and 5 He of water inlet is provided on the pump housing 3 Water outlet 9 is equipped with impeller 4 and the pump cover matched with impeller 47 at water inlet 5, the import at 4 center of impeller and the pump housing 3 The corresponding setting of water inlet 5, the shaft 8 of motor 1 pass through the pump housing 3 and connect with impeller 4, and the starting of motor 1 can be by shaft 8 with movable vane 4 rotation of wheel, impeller 4 include end face seat 27, and there are two spiral and the blade 26 of corresponding matching setting, impellers for setting on end face seat 27 4 be semi-open type, and two 26 first halfs of blade are to being that spatial warping forms helical form, shape between twayblade 26 between inlet side Spiral runner, induction fibre object enter runner and avoid winding, and pump cover 7 includes the mounting disc 25 with centre bore 22, peace Sabot 25 is bolted on the pump housing 3, and the water inlet 5 of the corresponding pump housing 3 of centre bore 22 is arranged, and is provided with position in mounting disc 25 In being provided with convex surface 24 on the guidance pin 6 in centre bore 22, mounting disc 25, blade 26 is corresponded on convex surface 24 and is provided with diversion groove 23, when electric motor starting, sewage is inhaled into from water inlet 5, is lured into laggard in the fibre object of 4 entrance of impeller by impeller 4 is axial Air stream enter runner avoids winding, and the sundries such as fiber are ground or rubbed, smooth delivery of power, while by the guidance pin 6 on pump cover 7 also to miscellaneous Matter fiber dials stream and enters 4 inner flow passage of impeller, and the long fibre into runner is partially submerged into the diversion groove 23 cooperated with blade 26 In, it is rubbed by the cooperation of convex surface 24 of high-speed rotating impeller blade 26 and pump cover 7, then with fluid flow line direction from the pump housing 3 It is discharged at water outlet 9, so impurity is removed in runner, achievees the purpose that rub or grind rear pumped (conveying) medium, the water outlet of the pump housing 3 It is connected with outlet pipe 10 at mouth 9, the sewage for being mixed with impurity after treatment flows into outlet pipe 10 after the discharge of water outlet 9 In, it is contaminated with the little particle impurity 11 for meeting discharge standard in sewage after treatment and does not meet the big of discharge standard on a small quantity Granule foreign 14, one end on outlet pipe 10 far from the pump housing 3 are provided with filter screen 13, multiple use are provided on filter screen 13 In the flow-guiding mouth 12 flowed out for little particle impurity 11, little particle impurity 11 is discharged with water flow from flow-guiding mouth 12, flow-guiding mouth 12 Diameter is gradually increased toward far from 3 direction of the pump housing, so that the little particle impurity 11 for meeting discharge standard passes through diameter on flow-guiding mouth 12 It can be faster discharged in the external world after the smallest one side, prevent from blocking on filter screen 13, far from the pump housing 3 one on outlet pipe 10 The bottom at end is provided with and communicated with influent stream pipe 15, and influent stream pipe 15 and the junction of filter screen 13 are provided with guide plate 34, guide plate The channel for flowing through for large granular impurity 14, bulky grain are formed between one end and influent stream pipe 15 on 34 far from filter screen 13 Impurity 14 can not be discharged from flow-guiding mouth 12, therefore can enter in influent stream pipe 15 along the direction of guide plate 34 from channel, and lead Setting to plate 34 can prevent little particle impurity 11 to be directly entered in influent stream pipe 15, ensure work quality, on guide plate 34 Surface close to 13 side of filter screen is in toward the circulation inclined arc shape of cabinet 16, so that the bulky grain on guide plate 34 is miscellaneous Matter 14 can be more effectively mobile toward circulation 16 direction of cabinet, and circulation cabinet 16 is provided with and communicated on influent stream pipe 15, is contaminated with a large amount of The sewage of large granular impurity 14 flows into circulation cabinet 16 from influent stream pipe 15, recycles on cabinet 16 close to the water inlet 5 of the pump housing 3 Side is provided with return pipe 19, recycles and is provided with jolting plate 17 made of elastic material in cabinet 16, and jolting plate 17 has bullet Property, jolting plate 17, which will recycle, is divided into two independent cavitys inside cabinet 16, the connection between return pipe 19 and circulation cabinet 16 Connector between mouth and influent stream pipe 15 and circulation cabinet 16 is located in same cavity, is provided with linear motor in another cavity 18, it is provided with the seismic mass 21 matched with jolting plate 17 at the output shaft of linear motor 18, when pumping continuous operation, has a large amount of Large granular impurity 14 be deposited in circulation cabinet 16, then linear motor 18 starts, and the output shaft on linear motor 18 can Drive seismic mass 21 mobile toward 17 direction of jolting plate, seismic mass 21 strikes on jolting plate 17, and elastic deformation occurs for jolting plate 17, Jolting plate 17 is discharged the sewage for being contaminated with a large amount of large granular impurities 14 in cabinet 16 is recycled from return pipe 19, then in impeller Under 4 suction generated, it is inhaled into from the water inlet 5 of the pump housing 3 again, so that secondary grinding treatment is carried out, so that these big Grain impurity 14 is discharged again after capable of reaching discharge standard；Jolting plate 17 is obliquely installed along toward close to 19 direction of return pipe, seismic mass It is provided with the inclined surface 20 matched with jolting plate 17 on 21, enables and is deposited in the large granular impurity 14 of 17 side of jolting plate more Accurately it is discharged from return pipe 19.

It is provided with lubricating arrangement 2 between the shaft 8 of motor and end face seat 27, as shown in figure 5, lubricating arrangement 2 includes surrounding The shell 28 that the shaft 8 of motor 1 is arranged, the rotation connection of shell 28 setting are provided in shell 28 in end face seat 27 full of profit The lubricant reservoir 33 of lubricating oil is provided with connection lubricant reservoir 33 and extraneous rolling close to the side of the shaft 8 of motor on shell 28 Slot 29 is moved, is provided with ball 30 in rolling groove 29, the side of ball 30 is located in lubricant reservoir 33, and the other side of ball 30 is against In the shaft 8 of motor, when the shaft 8 of motor rotates, ball 30 can be driven to roll, the ball 30 of rolling can will be stained on ball 30 In the lasting shaft 8 for being stained on motor of some lubricating oil, and the junction of shaft 8 Yu impeller 4 can be flowed to, can played persistently Effective lubricating action, and reduce the frictional dissipation of shaft 8 and impeller 4 in rotation.

The oil storage channel 32 being connected to lubricant reservoir 33 is provided on shell 28, oil storage channel 32 is far from lubricant reservoir 33 One end is provided with sealing cover 31, can be to lubricating oil is added in lubricant reservoir 33 by oil storage channel 32, and sealing cover 31 can play The sealing function of effect prevents the lubricating oil in lubricant reservoir 33 from overflowing.

Impeller 4 is made of ZG2Cr13 material, resistance to corrosion in water, and hardness is to HRC35 after modulation, and pump cover 7 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 (7)

1. one kind prevents fiber winding type filtering sewage grinding pump, which is characterized in that including motor and the pump housing, be arranged on the pump housing There are inlet and outlet, the pump cover that the water inlet is equipped with impeller and matches with impeller, the motor turns Axis passes through the pump housing and connect with impeller, and the impeller includes end face seat, and there are two spiral and correspondences for setting on the end face seat The blade being equipped with, the pump cover include mounting disc with a central hole, are provided in the mounting disc positioned at center Guidance pin in hole is provided with convex surface in the mounting disc, blade is corresponded on the convex surface and is provided with diversion groove, described The water outlet of the pump housing be connected with outlet pipe, one end on the outlet pipe far from the pump housing is provided with filter screen, described Filter screen on be provided with multiple flow-guiding mouths for flowing out for little particle impurity, far from pump housing one end on the outlet pipe Bottom be provided with and communicated with influent stream pipe, the junction of the influent stream pipe and filter screen is provided with guide plate, the guiding The channel for flowing through for large granular impurity, the influent stream pipe are formed between one end and influent stream pipe on plate far from filter screen On be provided with and communicated with circulation cabinet, the side of the water inlet on the circulation cabinet close to the pump housing is provided with return pipe, described Circulating box body in be provided with the jolting plate made of elastic material, the jolting plate by circulating box internal body portion at two solely Vertical cavity, the connector between connector and influent stream pipe between the return pipe and circulation cabinet and circulation cabinet are located at In same cavity, it is provided with linear motor in another cavity, is provided at the output shaft of the linear motor and jolting plate phase The seismic mass of cooperation.

2. one kind according to claim 1 prevents fiber winding type filtering sewage grinding pump, which is characterized in that the motor Lubricating arrangement is provided between shaft and end face seat, the lubricating arrangement includes the shell being arranged around the shaft of motor, institute The lubricant reservoir full of lubricating oil is provided in the shell stated, the side of the shaft of close motor is provided with company on the shell Lead to lubricant reservoir and extraneous rolling groove, is provided with ball in the rolling groove, the side of the ball is located at lubricating oil Intracavitary, the other side of the ball is against in the shaft of motor.

3. one kind according to claim 2 prevents fiber winding type filtering sewage grinding pump, which is characterized in that on the shell It is provided with the oil storage channel being connected to lubricant reservoir, the oil storage channel is provided with sealing cover far from one end of lubricant reservoir.

4. one kind according to claim 1 prevents fiber winding type filtering sewage grinding pump, which is characterized in that the flow-guiding mouth Diameter toward being gradually increased far from pump housing direction.

5. one kind according to claim 1 or 2 or 3 or 4 prevents fiber winding type filtering sewage grinding pump, which is characterized in that institute Surface on the guide plate stated close to filter screen side is in toward the circulation inclined arc shape of cabinet.

6. one kind according to claim 1 or 2 or 3 or 4 prevents fiber winding type filtering sewage grinding pump, which is characterized in that institute The jolting plate stated is obliquely installed along toward close to return pipe direction, and the inclination matched with jolting plate is provided in the seismic mass Face.

7. one kind according to claim 1 or 2 or 3 or 4 prevents fiber winding type filtering sewage grinding pump, which is characterized in that institute The bottom for the pump housing stated is provided with supporting leg.