CN218971439U

CN218971439U - Vertical slurry pump protective structure

Info

Publication number: CN218971439U
Application number: CN202223604125.4U
Authority: CN
Inventors: 田伟
Original assignee: Beijing Shoujian Equipment Maintenance Co ltd
Current assignee: Beijing Shoujian Equipment Maintenance Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-05
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a vertical slurry pump protection structure which comprises a supporting plate, wherein a bracket is connected to the bottom end of the supporting plate in a penetrating way. Through being provided with safety protection structure in the outside of support, cover first protection curb plate and second protection curb plate respectively and connect in the outside of support and cup joint and sheathe in limiting, simultaneously with the mutual butt joint of connecting ear plate and with the connection jack respectively to it, later with fixing bolt run through the inside of connecting the jack respectively and cup joint lock nut screw up in fixing bolt's outside, so with first protection curb plate and second protection curb plate connect the outside of fixing at the support, protect the support and the axis body that runs through its fretwork and spill, prevent that the sediment stuff pump from splashing and receive wearing and tearing damage to cause economic loss to the inside long-time of axis body when the operation dregs, and can seal the first protection curb plate and the second protection curb plate installation junction through sealed pad, thereby further effectually improved the barrier propterty of sediment stuff pump.

Description

Vertical slurry pump protective structure

Technical Field

The utility model relates to the technical field of slurry pumps, in particular to a vertical slurry pump protection structure.

Background

The slurry pump is a fluid universal machine, which mainly converts electric energy into kinetic energy and potential energy of a medium, and the position of a pump shaft is vertical to a horizontal plane, namely, the vertical slurry pump is widely applied to the industries of mines, metallurgy, chemical industry, building materials, petroleum and the like, and a protection structure is additionally arranged in order to ensure the safe operation of the slurry pump in the operation process;

the utility model discloses a vertical submerged slurry pump shaft end protective cover, which comprises a fixed ring, a nut protective sleeve, n support rods, n is more than or equal to 3 and a base, wherein the number of the support rods is CN 204082621U; the fixed ring is connected with the pump body, the nut protecting sleeve is used for connecting the base with the fixed nut, and the fixed nut is sleeved inside the nut protecting sleeve; the support rod connects the fixing ring with the base. The utility model has simple structure and practicality. The fixed screw cap at the end of the impeller shaft is sleeved in the nut protecting sleeve, so that the abrasion of the fixed nut is reduced. The lower part of the pump body supporting rod is fixed on the same circumference, so that the supporting deformation probability is reduced. The outer diameter of the nut protective sleeve shields the inlet of the pump to be small, and the water flow is not influenced. However, in the technical scheme, foreign matter impurities are splashed into the pump shell through the hollowed positions of the pump shell to cause abrasion of the rotating shaft when the slurry pump is operated in the application process, so that the stability of the operation of the pump is affected, and the technical problem that sediment and foreign matter can not be effectively prevented from splashing into the pump shell to protect the rotating shaft exists.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a vertical slurry pump protection structure, which can solve the technical problems that the operation stability of a pump machine is affected by abrasion of a rotating shaft caused by the fact that foreign matters and impurities splash into a pump shell through the hollow position of the pump shell when a slurry pump is operated, and the sediment and foreign matters can not be effectively prevented from splashing into the pump shell to protect the rotating shaft.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a vertical sediment stuff pump protective structure, includes the backup pad, the bottom cross-under of backup pad has the support, the bottom of support is provided with the pump body, the bottom of pump body is provided with the input port, be provided with the backplate between the bottom of the top of pump body and support, the top of backup pad is provided with bearing assembly, driving motor is installed on bearing assembly's top, driving motor's output is provided with the axis body, the bottom of input port is provided with down the filter screen, be provided with dismouting structure down between the top of filter screen and the bottom of input port, the outside of support is provided with safety protection structure.

As a preferable technical scheme of the utility model, the safety protection structure comprises a first protection side plate and a second protection side plate, wherein the first protection side plate and the second protection side plate are respectively covered on two sides of the outer part of the support, limiting sleeves are respectively and fixedly connected with the outer parts of the support at the bottom end of the support plate and the top end of the protection plate, sealing gaskets are respectively and fixedly connected with the outer parts of the limiting sleeves, and connecting lug plates are respectively and fixedly connected with the two ends of the first protection side plate and the second protection side plate.

As a preferable technical scheme of the utility model, the dismounting structure comprises a mounting sleeve, the mounting sleeve is fixedly connected to the top end of the lower filter screen, a limiting plate is fixedly connected to the position, close to the top, of the outer part of the input port, and a fixing sleeve is sleeved on the outer part of the input port.

As a preferable technical scheme of the utility model, the output end of the pump body is fixedly connected with the discharge pipe, and the bottom end of the shaft body respectively penetrates through the bearing assembly and the bracket and extends into the pump body.

As a preferable technical scheme of the utility model, the inside of the connecting lug plate is respectively and uniformly provided with the connecting jacks, fixing bolts respectively penetrate through the inside of the connecting jacks, and locking nuts are respectively sleeved on one side of the outside of the fixing bolts.

As a preferable technical scheme of the utility model, the mounting sleeves are respectively sleeved outside the fixing sleeve, the inner side wall of each mounting sleeve is provided with an inner thread, and the outer part of each fixing sleeve is provided with an outer thread matched with the inner thread.

Compared with the prior art, the utility model has the following beneficial effects:

1. through being provided with the safety protection structure in the outside of support, cover first protection curb plate and second protection curb plate respectively and connect in the outside of support and cup joint and be on limiting the cover when using, dock each other with the lug plate and respectively to it with the jack that connects, later pass through the inside of jack and cup joint the lock nut in the outside of fixing bolt respectively and screw up, with this first protection curb plate and second protection curb plate connect the outside of fixing at the support, protect the support and the axis body that runs through fretwork and leak in it, prevent that dregs pump from splashing and receive wearing and tearing damage to cause economic loss to the axis body for a long time to inside the pump when the operation, and can seal the junction to first protection curb plate and second protection curb plate installation through the sealing pad, thereby further effectual improvement the barrier propterty of sediment pump;

2. through being provided with dismouting structure between the top of filter screen and the bottom of input port down, the installation cover that will be fixedly connected at its top when installing down the filter screen is cup jointed and is fixed in the outside of fixed cover through threaded connection to inject it through limiting plate, so reached the purpose of installing down the filter screen in pump machine input port department, and still be convenient for dismantle down the filter screen, thereby realized that convenient and fast carries out the effect of dismouting to filtering protection subassembly, the maneuverability is strong.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic top view partially in cross-section of the bracket of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic view of a front partial cross-sectional structure of the mounting sleeve of the present utility model.

Wherein: 1. a pump body; 2. a guard board; 3. a discharge pipe; 4. a bracket; 5. a first protective side plate; 6. a support plate; 7. a bearing assembly; 8. a driving motor; 9. a shaft body; 10. defining a sleeve; 11. a second protective side plate; 12. an input port; 13. a mounting sleeve; 14. a lower filter screen; 15. a fixing bolt; 16. connecting an ear plate; 17. a connection jack; 18. a lock nut; 19. a sealing gasket; 20. a limiting plate; 21. and (5) fixing the sleeve.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples

Referring to fig. 1-4, the utility model provides a vertical slurry pump protection structure, which comprises a supporting plate 6, wherein a bracket 4 is connected to the bottom end of the supporting plate 6 in a penetrating way, a pump body 1 is arranged at the bottom end of the bracket 4, an input port 12 is arranged at the bottom of the pump body 1, a guard plate 2 is arranged between the top of the pump body 1 and the bottom end of the bracket 4, a bearing assembly 7 is arranged at the top end of the supporting plate 6, a driving motor 8 is arranged at the top end of the bearing assembly 7, a shaft body 9 is arranged at the output end of the driving motor 8, the bottom ends of the shaft body 9 respectively penetrate through the bearing assembly 7 and the bracket 4 and extend into the pump body 1, a lower filter screen 14 is arranged at the bottom end of the input port 12, a pump suction medium is filtered and protected by the lower filter screen 14, and the output end of the pump body 1 is fixedly connected with a discharge pipe 3;

as a further implementation manner of this embodiment, as shown in fig. 1, 2 and 3, a safety protection structure is provided on the outside of the support 4, the safety protection structure includes a first protection side plate 5 and a second protection side plate 11, the first protection side plate 5 and the second protection side plate 11 are respectively covered on two sides of the outside of the support 4, the support 4 and the shaft body 9 hollowed out through the first protection side plate 5 and the second protection side plate 11 are protected by the first protection side plate 5 and the second protection side plate 11, so as to prevent the shaft body 9 from being worn and damaged for a long time due to splashing of dregs in the pump during operation, the bottom end of the support plate 6 and the outside of the support 4 at the top end of the guard plate 2 are respectively fixedly connected with a limiting sleeve 10, the outside of the limiting sleeve 10 is respectively fixedly connected with a sealing gasket 19, two ends of the first protection side plate 5 and the second protection side plate 11 can be respectively fixedly connected with a connecting lug plate 16, the inside of the connecting lug plate 16 is respectively and uniformly provided with a connecting bolt 17, and one side of the fixing bolts 15 is respectively penetrated between the inside of the connecting bolt 17, thereby further effectively sleeving performance of the pump is improved by fixing one side of the fixing dregs 15;

the first protection side plate 5 and the second protection side plate 11 are respectively covered on the outer part of the bracket 4 and sleeved on the limiting sleeve 10, meanwhile, the connecting lug plates 16 are mutually butted and the connecting jacks 17 are respectively opposite to each other, then the fixing bolts 15 respectively penetrate through the inner parts of the connecting jacks 17 and the locking nuts 18 are sleeved on the outer parts of the fixing bolts 15 to be screwed tightly, so that the first protection side plate 5 and the second protection side plate 11 are fixedly connected on the outer part of the bracket 4, the bracket 4 and the shaft body 9 which penetrates through the hollow part in the bracket are protected, dregs are prevented from splashing inside the pump to cause the shaft body 9 to be worn and damaged for a long time, and the installation connection part of the first protection side plate 5 and the second protection side plate 11 can be sealed through the sealing gasket 19;

as a further implementation manner of this embodiment, as shown in fig. 1 and fig. 4, a dismounting structure is provided between the top of the lower filter screen 14 and the bottom end of the input port 12, the dismounting structure includes a mounting sleeve 13, the mounting sleeve 13 is fixedly connected to the top end of the lower filter screen 14, the outside of the input port 12 is sleeved with a fixing sleeve 21, the mounting sleeve 13 is respectively sleeved outside the fixing sleeve 21, the inner side wall of the mounting sleeve 13 is provided with internal threads, the outside of the fixing sleeve 21 is provided with external threads matched with the internal threads, the position, close to the top, of the outside of the input port 12 is fixedly connected with a limiting plate 20, the mounting sleeve 13 is sleeved and fixed outside the fixing sleeve 21 through threaded connection, so that the lower filter screen 14 can be mounted at the bottom of the pump input port 12, and the lower filter screen 14 can be dismounted conveniently, thereby realizing the effect of dismounting the filter protection assembly conveniently and rapidly, and the operability is strong;

the mounting sleeve 13 is fixed outside the fixing sleeve 21 through a threaded connection sleeve, and is limited by the limiting plate 20, so that the lower filter screen 14 can be mounted at the bottom of the pump input port 12, and the lower filter screen 14 can be detached conveniently;

the specific working principle is as follows:

when the vertical slurry pump is used, the mounting sleeve 13 is sleeved and fixed on the outer part of the fixing sleeve 21 through threaded connection, the lower filter screen 14 can be mounted at the bottom of the pump input port 12 through the limiting plate 20, then the first protection side plate 5 and the second protection side plate 11 are respectively covered on the outer part of the support 4 and sleeved on the limiting sleeve 10, meanwhile the connecting lug plates 16 are mutually butted and the connecting jacks 17 are respectively matched, the fixing bolts 15 respectively penetrate through the inner parts of the connecting jacks 17 and the locking nuts 18 are sleeved and fixed on the outer parts of the fixing bolts 15 to be screwed, the first protection side plate 5 and the second protection side plate 11 are connected and fixed on the outer part of the support 4, the support 4 and the shaft body 9 penetrating through the lower protection side plate are protected, when the slurry pump is in operation, the shaft body 9 is driven to rotate through the driving motor 8, the impeller inside the pump body 1 is driven to rotate through the input port 12 to pump media to be discharged, the slurry pump is conveyed through the delivery pipe 3, and when the media is pumped, the lower filter screen 14 is filtered through the lower filter screen 14 to protect the pump.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a vertical sediment stuff pump protective structure, includes backup pad (6), its characterized in that: the bottom cross-under of backup pad (6) has support (4), the bottom of support (4) is provided with pump body (1), the bottom of pump body (1) is provided with input port (12), be provided with backplate (2) between the top of pump body (1) and the bottom of support (4), the top of backup pad (6) is provided with bearing assembly (7), driving motor (8) are installed on the top of bearing assembly (7), the output of driving motor (8) is provided with axis body (9), the bottom of input port (12) is provided with filter screen (14) down, be provided with dismouting structure between the top of filter screen (14) and the bottom of input port (12) down, the outside of support (4) is provided with safety protection structure.

2. The vertical slurry pump protection structure according to claim 1, wherein: the safety protection structure comprises a first protection side plate (5) and a second protection side plate (11), wherein the first protection side plate (5) and the second protection side plate (11) are respectively covered on two sides of the outside of the support (4), a limiting sleeve (10) is fixedly connected with the outside of the support (4) at the bottom end of the support plate (6) and the top end of the protection plate (2) respectively, a sealing gasket (19) is fixedly connected with the outside of the limiting sleeve (10) respectively, and connecting lug plates (16) are fixedly connected with the two ends of the first protection side plate (5) and the two ends of the second protection side plate (11) respectively.

3. The vertical slurry pump protection structure according to claim 1, wherein: the disassembly and assembly structure comprises a mounting sleeve (13), the mounting sleeve (13) is fixedly connected to the top end of the lower filter screen (14), a limiting plate (20) is fixedly connected to the position, close to the top, of the outer portion of the input port (12), and a fixing sleeve (21) is sleeved on the outer portion of the input port (12).

4. The vertical slurry pump protection structure according to claim 1, wherein: the output end of the pump body (1) is fixedly connected with a discharge pipe (3), and the bottom end of the shaft body (9) respectively penetrates through the bearing assembly (7) and the support (4) and extends to the inside of the pump body (1).

5. The vertical slurry pump protection structure according to claim 2, wherein: the inside of connection otic placode (16) evenly is provided with connection jack (17) respectively, run through respectively between the inside of connection jack (17) fixing bolt (15), lock nut (18) have been cup jointed respectively to one side of fixing bolt (15) outside.

6. A vertical slurry pump protection structure according to claim 3, wherein: the installation sleeve (13) is sleeved outside the fixing sleeve (21) respectively, internal threads are arranged on the inner side wall of the installation sleeve (13), and external threads matched with the internal threads are arranged outside the fixing sleeve (21).