CN209743169U

CN209743169U - Full open type impeller slurry pump

Info

Publication number: CN209743169U
Application number: CN201822217356.7U
Authority: CN
Inventors: 贾煦; 贾恒兰
Original assignee: Jiangsu Double Constant Pump Valve Manufacturing Co Ltd
Current assignee: Jiangsu Double Constant Pump Valve Manufacturing Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2019-12-06
Anticipated expiration: 2028-12-27

Abstract

The utility model discloses a full open impeller slurry pump, indirect, bearing bracket, bearing, installation base and clamping in the pump body, open impeller, cooling, the inside of the pump body is provided with the pump shaft, and the pump body internal weld in the pump shaft outside has bearing bracket, the pump shaft passes through bearing and bearing bracket welded fastening, bearing bracket is provided with two sets ofly, and wherein a set of bearing bracket has the bearing back lid, another group near the welding of the position department of pump shaft right-hand member, bearing bracket has the bearing protecgulum near the welding of the intermediate position department of pump shaft. The utility model discloses with the two parts that open impeller body split becomes, when liquid causes wearing and tearing to open impeller body, only need unscrew the locking bolt, with the blade through built-in slider from built-in spout in the roll-off dismantle can to realized can changing the blade that became invalid alone, all the other blades can continue to use, practiced thrift the resource, the cost input is reduced.

Description

Full open type impeller slurry pump

Technical Field

The utility model relates to a fluoroplastics centrifugal pump equipment technical field specifically is a full open impeller thick liquids pump.

Background

The slurry pump has been widely applied to a plurality of industries such as corrosive medium conveying in chemical production, chlorine water wastewater treatment in ionic membrane caustic soda projects, acid adding process and the like, an open impeller is a main component in the slurry pump, the size and the number of impeller blades of the open impeller have great influence on the performance of the slurry pump, the existing open impeller adopts an integrated structure, the number of the impeller blades is small (2-5 blades), the impeller blades are connected with a shaft sleeve and manufactured by integral forming, the welded impeller blades cannot be detached or adjusted generally, and once the impeller blades are abraded, the whole impeller loses use value, so that the full-open impeller slurry pump is designed aiming at the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a full open impeller thick liquids pump to propose open impeller and adopt the integral type structure among the above-mentioned background art of solution, problem that welded impeller blade can not dismantle or adjust usually.

In order to achieve the above object, the utility model provides a following technical scheme: a full-open impeller slurry pump comprises a pump body, an open impeller, a cooling intermediate part, a bearing support, a bearing, an installation base and a clamping, wherein a pump shaft is arranged in the pump body, the bearing support is welded in the pump body outside the pump shaft, the pump shaft is welded and fixed with the bearing support through the bearing, the bearing support is provided with two groups, one group of the bearing support is welded with a bearing rear cover at a position close to the right end of the pump shaft, the other group of the bearing support is welded with a bearing front cover at a position close to the middle position of the pump shaft, the left end of the pump shaft is sleeved with a rear shaft sleeve, a front shaft sleeve is sleeved on the rear shaft sleeve close to the left pump shaft, the open impeller is welded at a position between the rear shaft sleeve and the front shaft sleeve, the open impeller is installed on the pump shaft, the joint of the open impeller and the pump shaft is provided with the cooling intermediate part, the pump cover is installed near the top of open impeller one end to the pump body, the machine seal is installed near the bottom of open impeller one end to the pump body, the bottom welding of the pump body has the bracket, the inside of installation base is embedded to have the bracket, and passes through clamping fixed connection between bracket and the installation base.

Preferably, the outer lane inner wall of open impeller is provided with the adjustment tank, and the adjustment tank is embedded to have the adjusting block device, the adjusting block device all is provided with five groups.

Preferably, the regulating block device comprises a regulating block, a built-in sliding groove, a built-in sliding block and blades, the built-in sliding groove is formed in each of two sides of the inner wall of the regulating block, the built-in sliding block is embedded in the built-in sliding groove, and the blades are welded on one side, away from the built-in sliding groove, of the built-in sliding block.

Preferably, all be provided with the preformed hole on blade one end and the regulating block, and the inside of preformed hole is embedded to have a locking bolt, through locking bolt fixed connection between blade one end and regulating block and the adjustment tank.

Preferably, the outer wall of the pump shaft is welded with convex teeth, and the inner walls of the front shaft sleeve and the rear shaft sleeve are both welded with tooth grooves meshed with the convex teeth.

Preferably, the clamping sets up to "U" font, the inside recess that mutually supports with the bracket that is provided with of installation base, bracket top and installation base bottom surface all are provided with the lug, and all are provided with the through-hole of mutually supporting with the clamping on the lug.

compared with the prior art, the beneficial effects of the utility model are that: this a full open impeller slurry pump, compare the open impeller of traditional integral type structure, two parts that become open impeller split, when liquid causes wearing and tearing to open impeller, need not to change whole open impeller and cause the waste, only need unscrew the locking bolt, with the blade through built-in slider follow built-in spout in the roll-off dismantle can, thereby realized changing the blade that became invalid alone, all the other blades can continue to use, the resource is practiced thrift, the cost input is reduced, and slide in the adjustment tank through the regulating block, when adjusting suitable interval, can also add or reduce under the different situation and use the blade volume according to the difference, and the structure is simple relatively, high durability and convenient use, the effectual work efficiency that has improved, the practicality of whole device has been improved.

Description of the drawings:

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a side view of a portion of the bracket and mounting base of the present invention;

FIG. 3 is a schematic partial side view of the open impeller, the front shaft sleeve, the pump shaft, the bearing and the adjustment groove of the present invention;

Fig. 4 is a schematic side view of the structure of the adjusting block device of the present invention.

in the figure: 1. a pump body; 2. an open impeller; 3. a pump cover; 4. cooling is indirect; 5. a mechanical seal gland; 6. a bearing support; 7. a bearing rear cover; 8. a front shaft sleeve; 9. a rear shaft sleeve; 10. a bearing front cover; 11. a bearing; 12. a pump shaft; 13. an adjustment block device; 131. an adjusting block; 132. a chute is arranged inside; 133. a sliding block is arranged inside; 134. a blade; 14. an adjustment groove; 15. machine sealing; 16. a bracket; 17. installing a base; 18. a clip is provided.

The specific implementation mode is as follows:

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

full open impeller slurry pump, including pump body 1, open impeller 2, cooling in indirect 4, bearing bracket 6, bearing 11, installation base 17 and clamping 18, the inside of pump body 1 is provided with pump shaft 12, and the pump body 1 internal weld in the pump shaft 12 outside has bearing bracket 6, pump shaft 12 passes through bearing 11 and bearing bracket 6 welded fastening, bearing bracket 6 is provided with two sets ofly, one set of one of them bearing bracket 6 has the bearing back lid 7 near the position department welding of pump shaft 12 right-hand member, another set of bearing bracket 6 has the bearing protecgulum 10 near the middle position department welding of pump shaft 12, the left end of pump shaft 12 has cup jointed back axle sleeve 9, and has cup jointed preceding axle sleeve 8 on back axle sleeve 9 is close to left pump shaft 12, the position department welding between back axle sleeve 9 and the preceding axle sleeve 8 has open impeller 2, and open impeller 2 installs on pump shaft 12, open impeller 2's outer lane inner wall is provided with adjustment tank 14, and adjustment tank 14 is embedded to have regulating block device 13, regulating block device 13 all is provided with five groups, slides in adjustment tank 14 through regulating block device 13, when adjusting suitable interval, can also add or reduce under the different situation and use blade 134 volume to the structure is simple relatively, and convenient to use, the effectual work efficiency that has improved the practicality of whole device.

As shown in fig. 3 and 4, the adjusting block device 13 includes an adjusting block 131, a built-in sliding groove 132, a built-in sliding block 133 and a blade 134, the built-in sliding groove 132 is disposed on both sides of the inner wall of the adjusting block 131, the built-in sliding block 133 is embedded inside the built-in sliding groove 132, the blade 134 is welded on one side of the built-in sliding block 133 away from the built-in sliding groove 132, the preformed holes are disposed on both ends of the blade 134 and the adjusting block 131, a locking bolt is embedded inside the preformed hole, one end of the blade 134 and the adjusting block 131 are fixedly connected with the adjusting groove 14 through the locking bolt, compared with the conventional open-type impeller 2 with an integrated structure, the open-type impeller 2 is divided into two parts, when the open-type impeller 2 is worn by liquid, waste caused by replacement of the whole open-type impeller 2 is not needed, only the locking bolt needs to be loosened, and the blade 134 slides out from, therefore, the failed blades 134 can be replaced independently, and the rest blades 134 can be used continuously, so that resources are saved, and the cost investment is reduced.

The junction of open impeller 2 and pump shaft 12 is provided with cooling mesogene 4, and the outer wall welding of pump shaft 12 has protruding type tooth, preceding axle sleeve 8 and back axle sleeve 9 inner wall all weld with protruding type tooth intermeshing's tooth's socket, through the intermeshing between protruding type tooth and the tooth's socket, strengthened the resistance between preceding axle sleeve 8 and back axle sleeve 9 and pump shaft 12, reduce the condition that preceding axle sleeve 8 and back axle sleeve 9 and pump shaft 12 rotate at a high speed and skid.

The right side position department of indirect 4 sets up organic gland lid 5 in the cooling, pump body 1 is close to the top of open impeller 2 one end and installs the pump cover 3, the bottom that pump body 1 is close to open impeller 2 one end is installed and is sealed 15, the bottom welding of pump body 1 has bracket 16, the inside of installation base 17 is embedded to have bracket 16, and through clamping 18 fixed connection between bracket 16 and the installation base 17, clamping 18 sets up to "U" font, the inside recess of mutually supporting with bracket 16 that is provided with of installation base 17, bracket 16 top and installation base 17 bottom surface all are provided with the lug, and all are provided with the through-hole of mutually supporting with clamping 18 on the lug, insert in the through-hole through the clamping 18 of "U" font, have strengthened the fastness of being connected between bracket 16 and the installation base 17.

The working principle is as follows: when the pump body 1 works, the amount of the used blades 134 is added or reduced according to different conditions, when the blades 134 need to be added, the built-in sliding blocks 133 at two sides of the blades 134 need to be added are inserted into the built-in sliding grooves 132, the built-in sliding blocks 133 drive the blades 134 to slide towards the adjusting blocks 131, after the preformed holes are overlapped, the locking bolts are inserted into the preformed holes, then the adjusting blocks 131 slide in the adjusting grooves 14 to adjust proper intervals, the locking bolts are screwed, if the blades 134 are worn and need to be maintained for a long time, a worker takes out the clips 18 from the through holes, takes out the pump body 1 with the whole brackets 16 from the mounting base 17 and opens the pump cover 3, as mentioned above, the worker manually unscrews the locking bolts, slides the blades 134 out of the built-in sliding grooves 132 through the built-in sliding blocks 133 to disassemble, and only needs to replace the failed blades 134 alone, all the blades 134 can be continuously used, so that resources are saved, the cost investment is reduced, the structure is relatively simple, the use is convenient, the working efficiency is effectively improved, and the practicability of the whole device is improved.

When the pump body 1 is ready to work, the pump body 1 is filled with liquid, the pump shaft 12 is directly driven by the motor, the open impeller 2 rotates along with the pump shaft 12, the blades 134 of the open impeller 2 drive the liquid to rotate, the liquid flows to the outer edge of the open impeller 2 by means of inertia when rotating, meanwhile, the blades 134 suck the liquid from the suction chamber, in the process, the liquid in the open impeller 2 flows around the blades 134, the liquid acts on the blades 134 in the flowing motion, conversely, the blades 134 act on the liquid by a force which is equal to the lifting force in magnitude and opposite to the lifting force, the force acts on the liquid, the liquid obtains energy and flows out of the open impeller 2, at the moment, the kinetic energy and the pressure energy of the liquid are increased, the pump body 1 works all the time, and after the work is finished, the power supply is cut off.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. the utility model provides a full open impeller thick liquids pump, includes pump body (1), open impeller (2), cooling in indirect (4), bearing bracket (6), bearing (11), installation base (17) and clamping (18), its characterized in that: the pump comprises a pump body (1), wherein a pump shaft (12) is arranged in the pump body (1), a bearing support (6) is welded in the pump body (1) outside the pump shaft (12), the pump shaft (12) is fixedly welded with the bearing support (6) through a bearing (11), the bearing support (6) is provided with two groups, a bearing rear cover (7) is welded at the position, close to the right end of the pump shaft (12), of one group of bearing support (6), a bearing front cover (10) is welded at the middle position, close to the pump shaft (12), of the other group of bearing support (6), a rear shaft sleeve (9) is sleeved at the left end of the pump shaft (12), a front shaft sleeve (8) is sleeved on the rear shaft sleeve (9) close to the left side of the pump shaft (12), an impeller opening type (2) is welded at the position between the rear shaft sleeve (9) and the front shaft sleeve (8), and the impeller opening, the utility model discloses a pump, including open impeller (2), pump shaft (12), pump cover (3), pump body (1), open impeller (2) and pump shaft (12) are provided with in the cooling junction indirect (4), the right side position department of indirect (4) sets up organic gland lid (5) in the cooling, pump cover (3) are installed near the top of open impeller (2) one end in pump body (1), machine seal (15) are installed near the bottom of open impeller (2) one end in the pump body (1), the bottom welding of the pump body (1) has bracket (16), the inside of installation base (17) is embedded to have bracket (16), and through clamping (18) fixed connection between bracket (16) and installation base (17).

2. The full open impeller slurry pump of claim 1, wherein: the outer lane inner wall of open impeller (2) is provided with adjustment tank (14), and adjustment tank (14) are embedded to have adjusting block device (13), adjusting block device (13) all are provided with five groups.

3. The full open impeller slurry pump of claim 2, wherein: the adjusting block device (13) comprises an adjusting block (131), a built-in sliding groove (132), a built-in sliding block (133) and blades (134), wherein the built-in sliding groove (132) is formed in each of two sides of the inner wall of the adjusting block (131), the built-in sliding block (133) is embedded in the built-in sliding groove (132), and the blades (134) are welded on one side, far away from the built-in sliding groove (132), of the built-in sliding block (133).

4. the full open impeller slurry pump of claim 3, wherein: all be provided with the preformed hole on blade (134) one end and regulating block (131), and the inside of preformed hole is embedded to have a locking bolt, through locking bolt fixed connection between blade (134) one end and regulating block (131) and adjustment tank (14).

5. The full open impeller slurry pump of claim 1, wherein: convex teeth are welded on the outer wall of the pump shaft (12), and tooth grooves meshed with the convex teeth are welded on the inner walls of the front shaft sleeve (8) and the rear shaft sleeve (9).

6. The full open impeller slurry pump of claim 1, wherein: the clamping (18) is arranged to be U-shaped, grooves matched with the bracket (16) are formed in the mounting base (17), protruding blocks are arranged on the outer surfaces of the top of the bracket (16) and the bottom of the mounting base (17), and through holes matched with the clamping (18) are formed in the protruding blocks.