CN219159196U - Submerged slurry pump with stirring device - Google Patents

Submerged slurry pump with stirring device Download PDF

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Publication number
CN219159196U
CN219159196U CN202223381653.8U CN202223381653U CN219159196U CN 219159196 U CN219159196 U CN 219159196U CN 202223381653 U CN202223381653 U CN 202223381653U CN 219159196 U CN219159196 U CN 219159196U
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China
Prior art keywords
stirring
shaft
main shaft
impeller
filter screen
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CN202223381653.8U
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Chinese (zh)
Inventor
曲建锋
王道爱
胡仕伟
贾淑利
周慧利
李志云
郝旭林
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Shijiazhuang Kaiquan Impurity Pump Co ltd
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Shijiazhuang Kaiquan Impurity Pump Co ltd
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Priority to CN202223381653.8U priority Critical patent/CN219159196U/en
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Abstract

The utility model discloses a submerged slurry pump with a stirring device, which comprises a bearing body, a bearing, a gland, a shaft sleeve, a bracket tube, a main shaft, a pump body, a rear guard plate, a water outlet pipe, a support plate and an impeller, wherein the bearing body is provided with a plurality of grooves; the bearing body is connected above the support tube, the lower part of the support tube is connected with the pump body, and the bearing body is internally sleeved with the shaft sleeve; the main shaft sequentially passes through the shaft sleeve, the bracket tube and the pump body from top to bottom, and the upper end of the shaft sleeve is provided with a gland; the bottom end of the main shaft is connected with the impeller, the lower end of the main shaft is connected with the stirring shaft, and the stirring shaft penetrates through the impeller; an inlet filter screen is arranged at the lower part of the stirring shaft, and the inlet filter screen is sleeved at the lower part of the stirring shaft; the bottom end of the stirring shaft is provided with a stirring wheel; the side of the pump body is communicated with the water outlet pipe, the upper part of the water outlet pipe is connected with the supporting plate, and the supporting plate is connected with the bracket pipe. The utility model has the advantages of simple structure and low blocking probability, and can be used for a slurry pond with large particles or windings.

Description

Submerged slurry pump with stirring device
Technical Field
The utility model relates to the technical field of slurry pumps, in particular to a submerged slurry pump with a stirring device.
Background
The slurry pump belongs to a centrifugal pump in terms of working principle; in concept, a slurry pump refers to a device for converting electric energy into kinetic energy and potential energy of a medium by a machine which increases the energy of a solid-liquid mixed medium by the action of centrifugal force, and is mainly applicable to the industries of mines, power plants, dredging, metallurgy, chemical industry, building materials, petroleum and the like.
Some mixed media are relatively concentrated and may carry large particles or entanglement. If the conventional submerged slurry pump is used, the blockage phenomenon is very easy to occur, and the normal use of the slurry pump is seriously influenced. The conventional method adopts a semi-open impeller submerged slurry pump or an open impeller submerged slurry pump (shown in fig. 2 and 3), but the use effect is poor for larger particles or windings, and the blocking phenomenon is still easy to occur.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a submerged slurry pump with a stirring device, so as to solve the problem that the existing slurry pump is easy to be blocked in the use process of a mixed medium with larger particles or windings.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.
A submerged slurry pump with a stirring device comprises a bearing body, a bearing, a gland, a shaft sleeve, a bracket tube, a main shaft, a pump body, a rear guard plate, a water outlet pipe, a supporting plate and an impeller; the bearing body is connected above the support pipe through a bolt, the lower part of the support pipe is connected with the pump body through a bolt, and a shaft sleeve is sleeved in the bearing body; the main shaft sequentially passes through the shaft sleeve, the bracket tube and the pump body from top to bottom, a rear guard plate is arranged on the top end surface of the pump body, and a gland sleeved on the main shaft is arranged at the upper end of the shaft sleeve; the method is characterized in that: the bottom end of the main shaft is connected with the impeller, and the thickness of the impeller is gradually reduced from inside to outside; the lower end of the main shaft is connected with a stirring shaft, and the stirring shaft penetrates through the impeller; an inlet filter screen is arranged at the lower part of the stirring shaft, and the inlet filter screen is sleeved at the lower part of the stirring shaft; the bottom end of the stirring shaft is provided with a stirring wheel for stirring and cutting larger particles; the side of the pump body is communicated with the water outlet pipe, the upper part of the water outlet pipe is connected with a horizontally arranged supporting plate, and the supporting plate is connected with the bracket pipe through bolts.
Further optimizing technical scheme, the side and the bottom face of entry filter screen all have set up a plurality of filter openings that are used for hindering big granule entering.
According to the further optimized technical scheme, the inlet filter screen is a filter screen made of welded steel plates.
According to the further optimized technical scheme, the stirring shaft is buckled on the main shaft through threads.
According to the further optimized technical scheme, the stirring wheel is made of wear-resistant materials.
By adopting the technical scheme, the utility model has the following technical progress.
According to the submerged slurry pump with the stirring device, provided by the utility model, the stirring shaft and the stirring wheel are added, so that the slurry pump has the stirring and cutting functions, and can be broken or cut before a medium enters the pump cavity, so that the medium can smoothly pass through the pump cavity after entering the pump cavity, and the blockage cannot be caused; through improving impeller entry filter screen, increased filtration area, reduced the filter screen by the possibility of complete jam to the normal operating of submerged slurry pump has been guaranteed. The utility model has the advantages of simple structure and low blocking probability, and can be used for a slurry pond with large particles or windings.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a part of the structure of an open impeller submerged slurry pump;
fig. 3 is a schematic view of a part of the structure of a semi-open impeller submerged slurry pump.
Wherein: 1. the device comprises a main shaft, 2, a support pipe, 3, a water outlet pipe, 4, a support plate, 5, a rear guard plate, 6, a pump body, 7, an impeller, 8, an inlet filter screen, 9, a stirring shaft, 10, a stirring wheel, 11, a shaft sleeve, 12, a bearing body, 13, a bearing, 14 and a gland.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the specific embodiments.
The submerged slurry pump with the stirring device comprises a main shaft 1, a bracket tube 2, a water outlet pipe 3, a supporting plate 4, a rear guard plate 5, a pump body 6, an impeller 7, an inlet filter screen 8, a stirring shaft 9, a stirring wheel 10, a shaft sleeve 11, a bearing body 12, a bearing 13 and a gland 14, wherein the bracket tube is combined with the figures 1 to 3.
The bearing body 12 is connected above the bracket tube 2 through bolts, and a shaft sleeve 11 is sleeved in the bearing body 12; the upper end of the shaft sleeve 11 is provided with a gland 14 sleeved on the main shaft 1. The lower part of the bracket tube 2 is connected with the pump body 6 through bolts. The main shaft 1 sequentially passes through the shaft sleeve 11, the bracket tube 2 and the pump body 6 from top to bottom, and the top end surface of the pump body 6 is provided with the rear guard plate 5.
The bottom end of the main shaft 1 is connected with an impeller 7, and the thickness of the impeller 7 gradually decreases from inside to outside. The tail end of the impeller 7 is tough and sharp, and the impeller 7 is driven by the stirring wheel 10 to stir and cut, so that larger particles can be broken, windings can be cut, and winding and blockage can be prevented.
The lower end of the main shaft 1 is connected with a stirring shaft 9 which is fastened on the main shaft 1 through threads; and the stirring shaft 9 passes through the center of the impeller 7.
The lower part of the stirring shaft 9 is provided with an inlet filter screen 8, and the inlet filter screen 8 is sleeved on the lower part of the stirring shaft 9. The inlet filter screen 8 is a filter screen made of welded steel plates, and a plurality of filter openings are formed in the side face and the bottom end face of the inlet filter screen 8 and used for preventing large particles from entering.
The bottom of stirring shaft 9 is provided with stirring wheel 10, and stirring wheel 10 is the wheel of wear-resisting material and makes for stirring, cutting great granule.
The side intercommunication outlet pipe 3 of pump body 6, the backup pad 4 that the level set up is connected on the upper portion of outlet pipe 3, and backup pad 4 passes through the bolt and is connected with support tube 2 for prevent the gas leakage that the collision caused, increase holistic stability, increase of service life.
When the utility model is in actual use, the submerged slurry pump is erected at the bottom of the slurry tank, the main shaft 1 is connected with the driving device, the driving device drives the main shaft 1 to rotate, meanwhile, the stirring shaft 9 connected with the main shaft 1 rotates, and the stirring wheel 10 on the stirring shaft 9 synchronously rotates, so that sediment accumulation is prevented. The slag slurry entering the pump body 6 after being filtered by the inlet filter screen 8 breaks large particles at the bottom of the slag slurry pool under the action of the impeller 7, cuts windings, effectively avoids blockage and ensures the normal operation of the pump. When maintenance is needed, the device is lifted by a crane.

Claims (4)

1. The submerged slurry pump with the stirring device comprises a bearing body (12), a bearing (13), a gland (14), a shaft sleeve (11), a bracket tube (2), a main shaft (1), a pump body (6), a rear guard plate (5), a water outlet pipe (3), a supporting plate (4) and an impeller (7); the bearing body (12) is connected above the support pipe (2) through a bolt, the lower part of the support pipe (2) is connected with the pump body (6) through a bolt, and a shaft sleeve (11) is sleeved in the bearing body (12); the main shaft (1) sequentially penetrates through the shaft sleeve (11), the support tube (2) and the pump body (6) from top to bottom, a rear guard plate (5) is arranged on the top end surface of the pump body (6), and a gland (14) sleeved on the main shaft (1) is arranged at the upper end of the shaft sleeve (11); the method is characterized in that: the bottom end of the main shaft (1) is connected with an impeller (7), and the thickness of the impeller (7) gradually decreases from inside to outside; the lower end of the main shaft (1) is connected with a stirring shaft (9), and the stirring shaft (9) penetrates through the impeller (7); an inlet filter screen (8) is arranged at the lower part of the stirring shaft (9), and the inlet filter screen (8) is sleeved at the lower part of the stirring shaft (9); the side surface and the bottom end surface of the inlet filter screen (8) are provided with a plurality of filter openings for preventing large particles from entering; the bottom end of the stirring shaft (9) is provided with a stirring wheel (10) for stirring and cutting larger particles; the side of the pump body (6) is communicated with the water outlet pipe (3), the upper part of the water outlet pipe (3) is connected with the horizontally arranged supporting plate (4), and the supporting plate (4) is connected with the bracket pipe (2) through bolts.
2. The submerged slurry pump with stirring device of claim 1, wherein: the inlet filter screen (8) is a filter screen made of welded steel plates.
3. The submerged slurry pump with stirring device of claim 1, wherein: the stirring shaft (9) is fastened on the main shaft (1) through threads.
4. The submerged slurry pump with stirring device of claim 1, wherein: the stirring wheel (10) is made of wear-resistant materials.
CN202223381653.8U 2022-12-16 2022-12-16 Submerged slurry pump with stirring device Active CN219159196U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223381653.8U CN219159196U (en) 2022-12-16 2022-12-16 Submerged slurry pump with stirring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223381653.8U CN219159196U (en) 2022-12-16 2022-12-16 Submerged slurry pump with stirring device

Publications (1)

Publication Number Publication Date
CN219159196U true CN219159196U (en) 2023-06-09

Family

ID=86645419

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223381653.8U Active CN219159196U (en) 2022-12-16 2022-12-16 Submerged slurry pump with stirring device

Country Status (1)

Country Link
CN (1) CN219159196U (en)

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