CN223318070U

CN223318070U - Front guard plate positioning device for double-shell slurry pump

Info

Publication number: CN223318070U
Application number: CN202423006267.XU
Authority: CN
Inventors: 杨文琪; 彭方顺; 徐建威
Original assignee: Sanlianpump Industry Co ltd
Current assignee: Sanlianpump Industry Co ltd
Priority date: 2024-12-06
Filing date: 2024-12-06
Publication date: 2025-09-09
Anticipated expiration: 2034-12-06

Abstract

The utility model discloses a front guard plate positioning device of a double-shell slurry pump, which relates to the technical field of slurry pumps and comprises a shaft rod, a bracket top cover arranged on the upper side of the left end of the shaft rod, a shaft seal component arranged on the outer side of the right end of the shaft rod, a slurry pump body arranged on the outer side of the shaft seal component, a rear guard plate arranged on the inner side of the right end of the slurry pump body, a front guard plate component arranged on the inner side of the left end of a pump cover, sheaths arranged on the outer sides of the rear guard plate and the front guard plate component, and positioning wedges arranged at the joint of the front guard plate component and the pump cover, wherein the right end of the shaft rod is provided with an impeller positioned on the inner side of the slurry pump body and the pump cover.

Description

Front guard plate positioning device for double-shell slurry pump

Technical Field

The utility model relates to the technical field of slurry pumps, in particular to a positioning device for a front guard plate of a double-shell slurry pump.

Background

The slurry pump essentially belongs to a kind of centrifugal pump, and by means of a kind of machinery which increases the energy of solid-liquid mixed medium by means of centrifugal force, the equipment which converts electric energy into kinetic energy and potential energy of medium is widely used in the industries of mine, power plant, metallurgy, chemical industry and the like.

In the Chinese authorized bulletin number CN214221513U, a slurry pump with slurry dredging function is disclosed, comprising a pump body and an impeller, a suction cover is installed at the bottom side of the pump body, and the side of the pump body is fixed with a liquid outlet elbow, a connecting block is installed at the upper end of the liquid outlet elbow, the middle position of the connecting block is connected with a liquid outlet pipe, a liquid outlet is installed at the end of the liquid outlet pipe, a connecting pipe is arranged at the end side of the pump body, a supporting seat is fixed at the upper end position of the connecting pipe, a coupling is installed at the periphery side of the spring, a bearing seat is fixed at the end side of the coupling, a supporting plate is installed at the upper end of the bearing seat, a motor is connected at the upper end position of the supporting plate, and a switch button is installed at the upper end of the motor, so that the problems of slurry blockage and inefficiency in the pump are solved.

Compared with the slurry pump, the slurry pump has the following defects that after the slurry pump runs for a period of time, part of slurry thrown out by the impeller flows back to the gap between the impeller and the guard plate, so that the front guard plate is worn, and meanwhile, a large amount of dirt remains in the slurry pump after long-time use, so that the slurry pump is difficult to disassemble and clean.

Disclosure of utility model

The utility model aims to provide a positioning device for a front guard plate of a double-shell slurry pump, which solves the technical problems that after the slurry pump runs for a period of time, part of slurry thrown out by an impeller flows back to the gap between the impeller and the guard plate, so that the front guard plate is worn, and meanwhile, a large amount of dirt remains in the slurry pump after long-time use, so that the slurry pump is difficult to disassemble and clean.

The aim of the utility model can be achieved by the following technical scheme:

A positioning device for a front guard plate of a double-shell slurry pump, a shaft lever;

The bracket top cover is arranged on the upper side of the left end of the shaft rod, a shaft seal component is arranged on the outer side of the right end of the shaft rod, a slurry pump body is arranged on the outer side of the shaft seal component, a rear guard plate is arranged on the inner side of the right end of the slurry pump body, a pump cover is arranged on the right side of the slurry pump body, a front guard plate component is arranged on the inner side of the left end of the pump cover, sheaths are arranged on the outer sides of the rear guard plate and the front guard plate component, a positioning wedge is arranged at the joint of the front guard plate component and the pump cover, and an impeller positioned on the inner side of the slurry pump body and the pump cover is arranged on the right end of the shaft rod;

The lower extreme junction of sediment stuff pump body and pump cover is provided with first connecting piece, the left end below of axostylus axostyle is provided with the bracket bottom support, the junction of bracket bottom support and sediment stuff pump body is provided with the second connecting piece.

As a further scheme of the utility model, the right end of the pump cover is provided with a detachable feeding hole, and the upper side of the rear end of the joint of the pump cover and the slurry pump body is provided with a detachable discharging hole.

As a further scheme of the utility model, a square groove is formed in the middle of the right end of the pump cover, and the pump cover and the front guard plate component are connected with the positioning wedge in a clamping manner.

As a further scheme of the utility model, the inner side of the slurry pump body is provided with a shaft seal inner support connected with a shaft seal component, and the shaft seal component is connected with the shaft seal inner support in a sleeving manner.

The first connecting piece is composed of a connecting rod, an adjusting rod, a first adjusting nut and a second adjusting nut;

The left end and the right end of the connecting rod are respectively provided with an adjusting rod, and the outer sides of the adjusting rods are respectively provided with a first adjusting nut and a second adjusting nut.

As a further scheme of the utility model, the connecting rod sequentially penetrates through the slurry pump body and the pump cover, and the first adjusting nut and the second adjusting nut are connected with the adjusting rod in a threaded mode.

As a further scheme of the utility model, a first limiting ring plate connected with the shaft rod is arranged at the lower side of the left end of the bracket top cover, and a second limiting ring plate connected with the shaft rod is arranged at the lower side of the right end of the bracket top cover.

As a further scheme of the utility model, the first limiting ring plate and the second limiting ring plate are connected with the shaft rod in a nested way, and the first limiting ring plate and the second limiting ring plate are respectively connected with the bracket top cover and the bracket bottom support through bolts.

The utility model has the beneficial effects that:

1. Three positioning wedges are driven into a gap between the front guard plate component and the pump cover by milling a square groove in the pump cover, so that the position of the front guard plate component is ensured, the problem that the slurry pump is used for conveying large-particle slurry of a mine to strike the front guard plate component to cause inclination is avoided, and the sheath and the front guard plate component are worn out to protect the service lives of the front guard plate component and the sheath;

2. the lower extreme junction through sediment stuff pump body and pump cover is provided with first connecting piece to and the junction that sediment stuff pump body and bracket back support is provided with the second connecting piece, not only can make between the device make up the fastening installation, still be convenient for later stage dismantle, wash inside.

Drawings

The utility model is further described below with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the overall structure of the first connector connection of the present utility model;

FIG. 3 is a schematic elevational view of the slurry pump body and pump cover connection of the present utility model;

Fig. 4 is a schematic elevational view of the positioning wedge of the present utility model.

In the figure, 1, a shaft lever; 2, a bracket top cover, 3, a shaft seal component, 4, a slurry pump body, 5, a rear guard plate, 6, a sheath, 7, a pump cover, 8, a front guard plate component, 9, an impeller, 10, a positioning wedge, 11, a feed inlet, 12, a discharge outlet, 13, a shaft seal inner support frame, 14, a first connecting piece, 1401, a connecting rod, 1402, an adjusting rod, 1403, a first adjusting nut, 1404, a second adjusting nut, 15, a second connecting piece, 16, a first limiting ring plate, 17, a second limiting ring plate, 18 and a bracket bottom support.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1, 3 and 4, the utility model relates to a front guard plate positioning device for a double-shell slurry pump, which can fix the position of a front guard plate member 8 by driving three positioning wedges 10, prevent large particle slurry from entering a gap between the pump cover 7 and the front guard plate member 8, and comprises a shaft rod 1, a bracket top cover 2 arranged on the upper side of the left end of the shaft rod 1, a shaft seal component 3 arranged on the outer side of the right end of the shaft rod 1, a slurry pump body 4 arranged on the outer side of the shaft seal component 3, a rear guard plate 5 arranged on the inner side of the right end of the slurry pump body 4, a pump cover 7 arranged on the right side of the slurry pump body 4, a front guard plate member 8 arranged on the inner side of the left end of the pump cover 7, a sheath 6 arranged on the outer sides of the rear guard plate 5 and the front guard plate member 8, a positioning wedge 10 arranged at the joint of the front guard plate member 8 and the pump cover 7, and an impeller 9 arranged on the inner side of the slurry pump body 4 and the pump cover 7 arranged on the right end of the shaft rod 1.

In this embodiment, preferably, a detachable feed inlet 11 is provided at the right end of the pump cover 7, a detachable discharge outlet 12 is provided at the upper side of the rear end of the joint between the pump cover 7 and the slurry pump body 4, a square groove is provided in the middle of the right end of the pump cover 7, the pump cover 7 and the front guard member 8 are both connected with the positioning wedge 10 in a clamping manner, a shaft seal inner support 13 connected with the shaft seal member 3 is provided at the inner side of the slurry pump body 4, the shaft seal member 3 is connected with the shaft seal inner support 13 in a sleeving manner, and the impeller 9 can be driven to synchronously rotate when the shaft rod 1 rotates, so that slurry solid and liquid enters from the feed inlet 11 and is discharged from the discharge outlet 12 under the action of centrifugal force.

In conclusion, install the right-hand member at pump cover 7 with feed inlet 11 through the bolt, install the rear end upside at sediment stuff pump body 4 and pump cover 7 junction with the bin outlet 12 again, because the square groove is milled in pump cover 7's inside, after three location wedge 10 is beaten into to the clearance department between pump cover 7 and the front guard plate component 8, can carry out the position fixing to front guard plate component 8, when rotating axostylus axostyle 1 this moment, can drive impeller 9 and rotate, make sediment stuff solid-liquid follow feed inlet 11 inhale, discharge from the bin outlet 12, through the block installation of location wedge 10, can avoid the striking of big granule thick liquids to front guard plate component 8 thereby lead to the tilting displacement, this kind of scheme can reduce the wearing and tearing of sheath 6 and front guard plate component 8, improve life.

Example two

Referring to fig. 1, 2 and 3, in a second embodiment of the present utility model, the connection and installation of the components can be fastened, so as to facilitate the disassembly and cleaning of the interior in a later period, the device comprises a first connecting piece 14 at the connection position of the lower ends of the slurry pump body 4 and the pump cover 7, a bracket bottom support 18 is arranged below the left end of the shaft lever 1, and a second connecting piece 15 is arranged at the connection position of the bracket bottom support 18 and the slurry pump body 4.

In this embodiment, preferably, the first connecting piece 14 is composed of a connecting rod 1401, an adjusting rod 1402, a first adjusting nut 1403 and a second adjusting nut 1404, the left end and the right end of the connecting rod 1401 are respectively provided with the adjusting rod 1402, the outer sides of the adjusting rod 1402 are respectively provided with the first adjusting nut 1403 and the second adjusting nut 1404, the connecting rod 1401 sequentially penetrates through the slurry pump body 4 and the pump cover 7, the first adjusting nut 1403 and the second adjusting nut 1404 are connected with the adjusting rod 1402 in a threaded manner, and the slurry pump body 4 and the pump cover 7 can be fastened and connected under the action of the first connecting piece 14, and later disassembly is facilitated.

In this embodiment, preferably, a first limiting ring plate 16 connected with the shaft lever 1 is disposed at the lower side of the left end of the bracket top cover 2, a second limiting ring plate 17 connected with the shaft lever 1 is disposed at the lower side of the right end of the bracket top cover 2, the first limiting ring plate 16 and the second limiting ring plate 17 are nested with the shaft lever 1, the first limiting ring plate 16 and the second limiting ring plate 17 are connected with the bracket top cover 2 and the bracket bottom support 18 respectively through bolts, the slurry pump body 4 and the bracket bottom support 18 can be connected under the action of the second connecting piece 15, and the bracket top cover 2 and the bracket bottom support 18 are in auxiliary supporting connection by matching with the first limiting ring plate 16 and the second limiting ring plate 17.

In sum, after the slurry pump body 4 and the pump cover 7 are in butt joint and clamping, utilize the connecting rod 1401 to run through in proper order in slurry pump body 4 and pump cover 7, utilize respectively to carry out threaded connection between the regulation pole 1402 that first adjusting nut 1403 and second adjusting nut 1404 set up with the connecting rod 1401 both ends about, can make the connection installation of fastening between slurry pump body 4 and the pump cover 7, cooperation first spacing ring plate 16 and second spacing ring plate 17 all are connected with between bracket top cap 2 and the bracket bottom support 18 respectively through the bolt, can carry out auxiliary stay to bracket top cap 2 fixedly, thereby improve the whole steady effect that rotates of axostylus axostyle 1.

Example III

The present embodiment is obtained by combining the first embodiment and the second embodiment.

Above, the clearance department between pump cover 7 and the front guard plate member 8 is beaten into three location wedges 10 and sediment stuff pump body 4 and pump cover 7, the first connecting piece 14 and the second connecting piece 15 that set up respectively between the bracket bottom support 18, not only can protect front guard plate member 8 slope displacement, improves life, still is convenient for fastening connection installation, convenient follow-up dismantlement change or washing.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The utility model provides a two casing sediment stuff pump front guard plate positioner which characterized in that includes;

A shaft lever (1);

The device comprises a bracket top cover (2) arranged on the upper side of the left end of a shaft rod (1), a shaft seal component (3) is arranged on the outer side of the right end of the shaft rod (1), a slurry pump body (4) is arranged on the outer side of the shaft seal component (3), a rear guard plate (5) is arranged on the inner side of the right end of the slurry pump body (4), a pump cover (7) is arranged on the right side of the slurry pump body (4), a front guard plate component (8) is arranged on the inner side of the left end of the pump cover (7), sheaths (6) are arranged on the outer sides of the rear guard plate (5) and the front guard plate component (8), positioning wedges (10) are arranged at the joint of the front guard plate component (8) and the pump cover (7), and impellers (9) positioned on the inner sides of the slurry pump body (4) and the pump cover (7) are arranged on the right end of the shaft rod (1).

The slag slurry pump is characterized in that a first connecting piece (14) is arranged at the joint of the lower end of the slag slurry pump body (4) and the lower end of the pump cover (7), a bracket bottom support (18) is arranged below the left end of the shaft lever (1), and a second connecting piece (15) is arranged at the joint of the bracket bottom support (18) and the slag slurry pump body (4).

2. The positioning device for the front guard plate of the double-shell slurry pump according to claim 1, wherein a detachable feeding hole (11) is formed in the right end of the pump cover (7), and a detachable discharging hole (12) is formed in the upper side of the rear end of the joint of the pump cover (7) and the slurry pump body (4).

3. The positioning device for the front guard plate of the double-shell slurry pump according to claim 2, wherein a square groove is formed in the middle of the right end of the pump cover (7), and the pump cover (7) and the front guard plate member (8) are connected with the positioning wedge (10) in a clamping manner.

4. The positioning device for the front guard plate of the double-shell slurry pump according to claim 2, wherein the inner side of the slurry pump body (4) is provided with a shaft seal inner supporting frame (13) connected with a shaft seal component (3), and the shaft seal component (3) is connected with the shaft seal inner supporting frame (13) in a sleeving manner.

5. The positioning device for the front guard plate of the double-shell slurry pump according to claim 1, wherein the first connecting piece (14) is composed of a connecting rod (1401), an adjusting rod (1402), a first adjusting nut (1403) and a second adjusting nut (1404);

Both ends all are provided with regulation pole (1402) about connecting rod (1401), the outside of adjusting pole (1402) is provided with first adjusting nut (1403) and second adjusting nut (1404) respectively.

6. The positioning device for the front guard plate of the double-shell slurry pump according to claim 5, wherein the connecting rod (1401) sequentially penetrates through the slurry pump body (4) and the pump cover (7), and the first adjusting nut (1403) and the second adjusting nut (1404) are connected with the adjusting rod (1402) in a threaded mode.

7. The positioning device for the front guard plate of the double-shell slurry pump according to claim 1, wherein a first limiting ring plate (16) connected with a shaft lever (1) is arranged on the lower side of the left end of the bracket top cover (2), and a second limiting ring plate (17) connected with the shaft lever (1) is arranged on the lower side of the right end of the bracket top cover (2).

8. The positioning device for the front guard plate of the double-shell slurry pump according to claim 7, wherein the first limiting ring plate (16) and the second limiting ring plate (17) are in nested connection with the shaft rod (1), and the first limiting ring plate (16) and the second limiting ring plate (17) are respectively connected with the bracket top cover (2) and the bracket bottom support (18) through bolts.