CN212055136U - Pump body pump cover interchangeable mounting structure - Google Patents
Pump body pump cover interchangeable mounting structure Download PDFInfo
- Publication number
- CN212055136U CN212055136U CN202020656116.1U CN202020656116U CN212055136U CN 212055136 U CN212055136 U CN 212055136U CN 202020656116 U CN202020656116 U CN 202020656116U CN 212055136 U CN212055136 U CN 212055136U
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- pump
- cover
- pump body
- pump cover
- positioning groove
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Abstract
The utility model discloses a pump body pump cover interchangeable mounting structure belongs to sediment stuff pump technical field, include the pump shaft that becomes normal running fit with the bearing box, fix the impeller at the pump shaft front end, the setting is at the pump cover of impeller entrance point, and set up the apron plate between pump cover and impeller, still including setting up the pump body at the impeller rear, the backplate of setting between the pump body and impeller, and fix at apron plate outlying suction lid, pump body and pump cover fixed connection, the pump body is the same with the pump cover structure and the symmetry sets up around, mounting structure is still including fixing the splice plate between backplate and bearing box, between splice plate and the pump body, between splice plate and the pump cover, between suction lid and the pump cover, suction lid and the pump body between all be detachable connection. The pump body and the pump cover can be interchanged, and the manufacturing cost of a product manufacturer can be reduced. A user only needs to buy one pump to have two functions of a clockwise outlet and a counterclockwise outlet, so that the use cost can be reduced.
Description
Technical Field
The utility model belongs to the technical field of the sediment stuff pump, a pump body pump cover interchangeable mounting structure is related to.
Background
The sediment stuff pump is used for carrying the solid particle that contains dregs and the slurry that the water mixes constitutes more, the sediment stuff pump includes the pump body, the pump cover, the apron plate, the backplate, the impeller, pump shaft and bearing box, the pump cover is located pump body the place ahead, current bearing box and pump shaft can only set up in the impeller rear, the suction cap can only be connected with the pump cover, the export of pump generally is located the left side or the right side of pump body and pump cover, so the export of current pump can only be one of clockwise export or anticlockwise export, the pump body can not exchange with the pump cover, make product manufacturer's manufacturing cost higher, and the user wants to have the pump of clockwise export and the pump of anticlockwise export simultaneously, just need purchase the different pumps of these two kinds of exports, lead to user's use cost also higher.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pump body pump cover interchangeable mounting structure has solved the problem among the prior art.
The technical scheme of the utility model as follows: the utility model provides a pump body pump cover interchangeable mounting structure, includes and forms normal running fit's pump shaft, fixes the impeller at the pump shaft front end with the bearing box, sets up the pump cover at the impeller entrance point and sets up the apron plate between pump cover and impeller, still including setting up the pump body at the impeller rear, set up the apron plate between the pump body and impeller and fix at apron plate outlying suction cap in the front, the pump body and pump cover fixed connection, the key lies in: the pump body and the pump cover are the same in structure and are symmetrically arranged front and back, the mounting structure further comprises a joint plate fixed between the rear protection plate and the bearing box, and the joint plate is detachably connected with the pump body, the joint plate is detachably connected with the pump cover, the suction cover is detachably connected with the pump cover, and the suction cover is detachably connected with the pump body.
The mounting structure also comprises a connector fixed between the front end of the bearing box and the joint plate, and the connector is detachably connected with the bearing box and the joint plate.
The joint plate and the pump body, the joint plate and the pump cover, the suction cover and the pump cover and the suction cover and the pump body are detachably connected by means of locking bolts.
The connecting body and the bearing box and the connecting body and the joint plate are detachably connected by fastening bolts.
The pump comprises a pump body, a pump cover, a front pump lining, a rear pump lining, a positioning washer and a nut, wherein the front pump lining is fixed on the inner wall of the pump cover and located on the periphery of a front guard plate, the rear pump lining is located on the periphery of a rear guard plate, the outer edge of the rear pump lining and the outer edge of the front pump lining are clamped between the pump body and the pump cover, the pump body and the pump cover are fixedly connected through the cooperation of the fixing bolt and the nut, the positioning washer is sleeved on the fixing bolt and located between the pump body and the pump cover.
The outer diameter of the positioning washer is 80-90mm, and the thickness of the positioning washer is 35-45 mm.
The pump is characterized in that a rear side of the outer edge of the pump rear lining protrudes to form an arc-shaped rear sealing protrusion, a front side of the outer edge of the pump front lining protrudes to form an arc-shaped front sealing protrusion, an arc-shaped rear positioning groove used for accommodating the rear sealing protrusion is formed in the front end face of the pump body, an arc-shaped front positioning groove used for accommodating the front sealing protrusion is formed in the rear end face of the pump cover, and positioning gaskets are located on the outer sides of the rear positioning groove and the front positioning groove.
The rear positioning groove and the front positioning groove are symmetrically arranged in front and back, the depth of the rear positioning groove and the depth of the front positioning groove are both 10-20mm, and the opening width d is both 45-55 mm.
The length of the pump body between the rear positioning groove and the inner wall of the pump body and the length of the pump cover between the front positioning groove and the inner wall of the pump cover are both L, and L is 30-40 mm.
The utility model discloses a theory of operation and beneficial effect do: the pump body is the same with the pump cover structure and the front and back symmetry sets up, add the splice plate between backplate and bearing box, between splice plate and the pump body, between splice plate and the pump cover, between suction cover and the pump cover, be detachable connection between suction cover and the pump body, so can be in the same place splice plate and pump body are fixed, suction cover and pump cover are fixed together, also can be in the same place splice plate and pump cover are fixed, suction cover and pump body are fixed together, the pump body can be used as the pump cover, the pump cover also can use as the pump body. The outlet of the pump is generally positioned on the left side or the right side of the pump body and the pump cover, and if the outlet of the pump is positioned on the right side of the pump body and the pump cover, the pump is an anticlockwise outlet when the joint plate and the pump body are fixed together and the suction cover and the pump cover are fixed together; when the joint plate and the pump cover are fixed together and the suction cover and the pump body are fixed together, the pump is a clockwise outlet, namely the pump can be a clockwise outlet or a counterclockwise outlet. The utility model discloses a pump body is identical with the pump cover structure, can exchange the use, only need one set of production facility can, can reduce product manufacturer's manufacturing cost like this. A user only needs to buy one pump to have two functions of a clockwise outlet and a counterclockwise outlet, so that the use cost of the user can be reduced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a in fig. 1.
In the figure: 1. the pump comprises a bearing box, 2, a pump shaft, 3, an impeller, 4, a pump cover, 4-1, a front positioning groove, 5, a front guard plate, 6, a pump body, 6-1, a rear positioning groove, 7, a rear guard plate, 8, a suction cover, 9, a joint plate, 10, a connector, 11, a pump front lining, 11-1, a front sealing bulge, 12, a pump rear lining, 12-1, a rear sealing bulge, 13, a fixing bolt, 14 and a positioning gasket.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, a pump body and pump cover interchangeable mounting structure includes a pump shaft 2 rotatably engaged with a bearing housing 1, an impeller 3 fixed at the front end of the pump shaft 2, a pump cover 4 disposed at the inlet end of the impeller 3, a front guard plate 5 disposed between the pump cover 4 and the impeller 3, a pump body 6 disposed behind the impeller 3, a rear guard plate 7 disposed between the pump body 6 and the impeller 3, and a suction cover 8 fixed to the periphery of the front guard plate 5, wherein the pump body 6 is fixedly connected to the pump cover 4, the pump body 6 and the pump cover 4 have the same structure and are symmetrically disposed in the front-back direction, the mounting structure further includes a joint plate 9 fixed between the rear guard plate 7 and the bearing housing 1, and the joint plate 9 is detachably connected to the pump body 6, the joint plate 9 is connected to the pump cover 4, the suction cover 8 is connected to the pump cover 4, and the suction cover 8 is detachably connected.
The mounting structure also comprises a connecting body 10 fixed between the front end of the bearing box 1 and the joint plate 9, and the connecting body 10 is detachably connected with the bearing box 1 and the connecting body 10 is detachably connected with the joint plate 9. The detachable connection is formed between the connecting body 10 and the bearing box 1 and between the connecting body 10 and the joint plate 9 by fastening bolts, and the structure is simple, the dismounting is convenient and fast, and the time and the labor are saved.
The detachable connection is formed between the joint plate 9 and the pump body 6, between the joint plate 9 and the pump cover 4, between the suction cover 8 and the pump cover 4 and between the suction cover 8 and the pump body 6 by means of locking bolts, and the detachable connection structure is simple in structure, convenient and fast to assemble and disassemble, and time-saving and labor-saving.
As right the utility model discloses a further improvement, be fixed with lining 11 before the pump on pump cover 4's inner wall, lining 11 is located backplate 5 periphery before the pump, be fixed with inside lining 12 behind the pump on pump body 6's inner wall, inside lining 12 is located backplate 7 periphery behind the pump, the outward flange of inside lining 12 is pressed from both sides tightly between pump body 6 and pump cover 4 behind the pump and the outward flange of lining 11 before the pump, pump body 6 and pump cover 4 are with the help of the cooperation fixed connection of fixing bolt 13 and nut, the cover is equipped with positioning washer 14 on fixing bolt 13, positioning washer 14 is located between pump body 6 and the pump cover 4 and is located the pump before inside lining 11 and the pump behind the inside lining 12 outside. As shown in fig. 2, the positioning washer 14 is sleeved on the fixing bolt 13 and located between the pump body 6 and the pump cover 4, so that the distance between the pump body 6 and the pump cover 4 can be accurately controlled, the outer edge of the pump rear liner 12 and the outer edge of the pump front liner 11 which are clamped between the pump body 6 and the pump cover 4 are ensured to have proper compression amount, high-pressure slurry in the pump cavity can be sealed, the pump rear liner 12 and the pump front liner 11 can be prevented from being damaged due to excessive compression, and the sealing effect is ensured.
The utility model discloses have enough big area of contact between ensureing between the spacer ring 14 and the pump body 6, between spacer ring 14 and the pump cover 4, effectively play the supporting role under, reduce the external diameter of spacer ring 14 as far as possible, can practice thrift the cost, so the utility model discloses set up the external diameter of spacer ring 14 into 80-90 mm. On the premise of ensuring that the positioning gasket 14 has high enough strength and stable and reliable support, the thickness of the positioning gasket 14 is reduced as much as possible, and the cost can be saved, so the utility model sets the thickness of the positioning gasket 14 to 35-45 mm.
As a further improvement of the utility model, the rear side of the outer edge of the pump rear lining 12 is protruded to form a circular arc rear sealing protrusion 12-1, the front side of the outer edge of the pump front lining 11 is protruded to form a circular arc front sealing protrusion 11-1, the front end face of the pump body 6 is provided with a circular arc rear positioning groove 6-1 for accommodating the rear sealing protrusion 12-1, the rear end face of the pump cover 4 is provided with a circular arc front positioning groove 4-1 for accommodating the front sealing protrusion 11-1, and the positioning gasket 14 is positioned outside the rear positioning groove 6-1 and the front positioning groove 4-1. The rear sealing bulge 12-1 at the outer edge of the pump rear lining 12 is clamped in the rear positioning groove 6-1, the front sealing bulge 11-1 at the outer edge of the pump front lining 11 is clamped in the front positioning groove 4-1, so that the accurate positioning of the pump rear lining 12 and the pump front lining 11 can be realized, the sealing surfaces of the pump rear lining 12 and the pump front lining 11 are aligned and attached, and sealing failure caused by shrinkage and displacement of the pump rear lining 12 and the pump front lining 11 is prevented during compression.
The rear positioning groove 6-1 and the front positioning groove 4-1 are symmetrically arranged in front and back, the depth of the rear positioning groove 6-1 and the depth of the front positioning groove 4-1 are both 10-20mm, and the opening width d is both 45-55 mm. The rear sealing bulge 12-1 clamped in the rear positioning groove 6-1 and the front sealing bulge 11-1 clamped in the front positioning groove 4-1 are made to have enough large volumes, so that enough large contact areas are formed between the rear sealing bulge 12-1 and the rear positioning groove 6-1 and between the front sealing bulge 11-1 and the front positioning groove 4-1, and the rear sealing bulge 12-1 and the front sealing bulge 11-1 can be prevented from slipping from the rear positioning groove 6-1 and the front sealing bulge 11-1 can be prevented from slipping from the front positioning groove 4-1.
The length of the pump body 6 between the rear positioning groove 6-1 and the inner wall of the pump body 6 and the length of the pump cover 4 between the front positioning groove 4-1 and the inner wall of the pump cover 4 are both L, and L is 30-40mm, so that the pump rear lining 12 between the rear positioning groove 6-1 and the inner wall of the pump body 6 and the pump front lining 11 between the front positioning groove 4-1 and the inner wall of the pump cover 4 have enough length, so that enough elastic buffering force is provided, and the sealing effect is better.
The utility model discloses when specifically using, as shown in fig. 1, between the splice plate 9 and the pump body 6, between splice plate 9 and the pump cover 4, inhale between lid 8 and the pump cover 4, inhale the locking bolt between lid 8 and the pump body 6 and all be located the fastening bolt's between connector 10 and the splice plate 9 periphery, it is more simple and convenient during the operation. Positioning blocks with internal threads are fixed on the pump front lining 11 and the pump rear lining 12, and locking bolts penetrate through the pump body 6 or the pump cover 4 and then are in threaded connection with the positioning holes, so that the pump rear lining 12 and the pump body 6 are fixed together, and the pump front lining 11 and the pump cover 4 are fixed together. The impeller 3 is positioned in a cavity enclosed by the pump front lining 11, the pump rear lining 12, the front guard plate 5 and the rear guard plate 7.
The utility model discloses can be in the same place the splice plate 9 is fixed with the pump body 6, inhale lid 8 and pump cover 4 and be in the same place, also can be in the same place splice plate 9 is fixed with pump cover 4, inhale lid 8 and pump body 6 and be in the same place, pump body 6 can use as pump cover 4, and pump cover 4 also can use as pump body 6. The outlet of the pump is generally located on the left side or the right side of the pump body 6 and the pump cover 4, and if the outlet of the pump is located on the right side of the pump body 6 and the pump cover 4, when the joint plate 9 and the pump body 6 are fixed together and the suction cover 8 and the pump cover 4 are fixed together, as shown in fig. 1, the pump shaft 2 is located behind the impeller 3 at this time, and the pump is an anticlockwise outlet; when the joint plate 9 is fixed together with the pump cover 4, the suction cover 8 is fixed together with the pump body 6, the pump shaft 2 is located the place ahead of the impeller 3, and the pump is clockwise export, that is to say the utility model discloses a this kind of mounting structure makes the pump can be clockwise export also can be anticlockwise export. The pump body 6 and the pump cover 4 have the same structure and can be used interchangeably, and only one set of production equipment is needed, so that the manufacturing cost of a product manufacturer can be reduced. A user only needs to buy one pump to have two functions of a clockwise outlet and a counterclockwise outlet, so that the use cost of the user can be reduced.
Claims (9)
1. The utility model provides a pump body pump cover interchangeable mounting structure, include and form normal running fit's pump shaft (2) with bearing box (1), fix impeller (3) at pump shaft (2) front end, set up pump cover (4) at impeller (3) entrance point, and set up apron plate (5) between pump cover (4) and impeller (3), still including setting up pump body (6) at impeller (3) rear, set up backplate (7) between pump body (6) and impeller (3), and fix apron plate (5) outlying suction cover (8) in the front, pump body (6) and pump cover (4) fixed connection, its characterized in that: the pump body (6) and the pump cover (4) are the same in structure and are symmetrically arranged front and back, the mounting structure further comprises a joint plate (9) fixed between the rear protective plate (7) and the bearing box (1), and the joint plate (9) and the pump body (6), the joint plate (9) and the pump cover (4), the suction cover (8) and the pump cover (4) and the suction cover (8) and the pump body (6) are detachably connected.
2. The pump body and pump cover interchangeable attachment structure of claim 1, wherein: the mounting structure also comprises a connecting body (10) fixed between the front end of the bearing box (1) and the joint plate (9), and the connecting body (10) is detachably connected with the bearing box (1) and the connecting body (10) is detachably connected with the joint plate (9).
3. The pump body and pump cover interchangeable attachment structure of claim 1, wherein: the detachable connection is formed between the joint plate (9) and the pump body (6), between the joint plate (9) and the pump cover (4), between the suction cover (8) and the pump cover (4) and between the suction cover (8) and the pump body (6) by locking bolts.
4. The pump body and pump cover interchangeable attachment structure of claim 2, wherein: the connecting body (10) and the bearing box (1) and the connecting body (10) and the joint plate (9) are detachably connected by fastening bolts.
5. The pump body and pump cover interchangeable attachment structure of claim 1, wherein: be fixed with inside lining (11) before the pump on the inner wall of pump cover (4), inside lining (11) before the pump is located apron plate (5) periphery, inside lining (12) behind the pump is fixed with on the inner wall of the pump body (6), inside lining (12) are located backplate (7) periphery behind the pump, the outward flange of inside lining (12) is pressed from both sides tightly between the pump body (6) and pump cover (4) behind the pump and the outward flange of inside lining (11) before the pump, pump body (6) and pump cover (4) are with the help of the cooperation fixed connection of fixing bolt (13) and nut, the cover is equipped with positioning washer (14) on fixing bolt (13), positioning washer (14) are located between the pump body (6) and pump cover (4) and are located inside lining (11) and the pump behind the pump outside of inside lining (12).
6. The pump body pump cover interchangeable attachment structure of claim 5, wherein: the outer diameter of the positioning washer (14) is 80-90mm, and the thickness of the positioning washer (14) is 35-45 mm.
7. The pump body pump cover interchangeable attachment structure of claim 5, wherein: the pump is characterized in that a rear side of the outer edge of the pump rear lining (12) protrudes to a rear side to form an arc-shaped rear sealing protrusion (12-1), a front side of the outer edge of the pump front lining (11) protrudes to a front side to form an arc-shaped front sealing protrusion (11-1), an arc-shaped rear positioning groove (6-1) used for accommodating the rear sealing protrusion (12-1) is formed in the front end face of the pump body (6), an arc-shaped front positioning groove (4-1) used for accommodating the front sealing protrusion (11-1) is formed in the rear end face of the pump cover (4), and the positioning gasket (14) is located on the outer sides of the rear positioning groove (6-1) and the front positioning groove (4-1).
8. The pump body and pump cover interchangeable attachment structure of claim 7, wherein: the rear positioning groove (6-1) and the front positioning groove (4-1) are symmetrically arranged in front and back, the depth of the rear positioning groove (6-1) and the depth of the front positioning groove (4-1) are both 10-20mm, and the opening width d is both 45-55 mm.
9. The pump body and pump cover interchangeable attachment structure of claim 7, wherein: the length of the pump body (6) between the rear positioning groove (6-1) and the inner wall of the pump body (6) and the length of the pump cover (4) between the front positioning groove (4-1) and the inner wall of the pump cover (4) are both L, and L is 30-40 mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020656116.1U CN212055136U (en) | 2020-04-27 | 2020-04-27 | Pump body pump cover interchangeable mounting structure |
| PE2021000593U PE20211951Z (en) | 2020-04-27 | 2021-04-27 | INTERCHANGEABLE MOUNTING STRUCTURE OF PRESS SIDE HOUSING AND PUMP SUCTION SIDE HOUSING |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020656116.1U CN212055136U (en) | 2020-04-27 | 2020-04-27 | Pump body pump cover interchangeable mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212055136U true CN212055136U (en) | 2020-12-01 |
Family
ID=73519188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020656116.1U Active CN212055136U (en) | 2020-04-27 | 2020-04-27 | Pump body pump cover interchangeable mounting structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212055136U (en) |
| PE (1) | PE20211951Z (en) |
-
2020
- 2020-04-27 CN CN202020656116.1U patent/CN212055136U/en active Active
-
2021
- 2021-04-27 PE PE2021000593U patent/PE20211951Z/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PE20211951Z (en) | 2021-09-29 |
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