CN215566685U - Single-suction vertical cantilever type centrifugal pump with good protection performance - Google Patents
Single-suction vertical cantilever type centrifugal pump with good protection performance Download PDFInfo
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- CN215566685U CN215566685U CN202120677968.3U CN202120677968U CN215566685U CN 215566685 U CN215566685 U CN 215566685U CN 202120677968 U CN202120677968 U CN 202120677968U CN 215566685 U CN215566685 U CN 215566685U
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- centrifugal pump
- pump
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- bearing
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- 125000006850 spacer group Chemical group 0.000 claims abstract description 18
- 238000012856 packing Methods 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims description 8
- 239000012535 impurity Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000008187 granular material Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model relates to a single-suction vertical cantilever type centrifugal pump with good protection performance, which comprises a centrifugal pump mechanism and a driving mechanism, wherein the driving mechanism is positioned at the inner side of the centrifugal pump mechanism, the centrifugal pump mechanism comprises a motor base, the bottom of the motor base is movably connected with a bearing sleeve, the bottom of the bearing sleeve is movably connected with a middle spacer sleeve, the bottom of the middle spacer sleeve is movably connected with a bottom plate, the driving mechanism comprises a motor body, an output shaft of the motor body is fixedly connected with a pump shaft, the outer side of the pump shaft is fixedly connected with a centripetal pushing bearing, and the outer side of the pump shaft is fixedly connected with a sliding bearing. This vertical cantilever type centrifugal pump is inhaled to single that protectiveness is good has realized the purpose that the vertical cantilever type centrifugal pump is convenient for protect is inhaled to single, avoids single to inhale the long-time use of vertical cantilever type centrifugal pump, and a large amount of particles and impurity are stained with to the inboard, prevent that single to inhale vertical cantilever type centrifugal pump from breaking down, have improved the life of single vertical cantilever type centrifugal pump of inhaling.
Description
Technical Field
The utility model relates to the technical field of single-suction vertical cantilever type centrifugal pumps.
Background
The SLTY type pump is a single-stage single-suction vertical cantilever centrifugal pump, has corrosiveness, is used for sucking and delivering clear water and liquid with physical and chemical properties similar to water, has the viscosity similar to that of water, and is suitable for petroleum, chemical engineering, metallurgy, electric power, papermaking, food, pharmacy, synthetic fiber and other departments.
The single-suction vertical cantilever type centrifugal pump is suitable for industrial and urban water supply and drainage, water is fed by pressurization of high-rise buildings, garden sprinkling irrigation is adopted, fire fighting pressurization is adopted, remote conveying is carried out, heating ventilation refrigeration cycle is adopted, cold and hot water circulation pressurization and equipment matching such as a bathroom are realized, but the existing single-suction vertical cantilever type centrifugal pump has the defect of inconvenience in protection, the single-suction vertical cantilever type centrifugal pump is used for a long time, a large amount of particles and impurities are easily adhered to the inner side, the single-suction vertical cantilever type centrifugal pump is easy to break down, the service life of the single-suction vertical cantilever type centrifugal pump is shortened, the single-suction vertical cantilever type centrifugal pump is inconvenient to use, and the use efficiency and the use effect of the single-suction vertical cantilever type centrifugal pump are reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a single-suction vertical cantilever type centrifugal pump with good protection performance, aiming at the technical problems in the prior art, and solving the problem that the conventional single-suction vertical cantilever type centrifugal pump is inconvenient to protect.
The technical scheme for solving the technical problems is as follows: the utility model provides a single vertical cantilever type centrifugal pump of inhaling that protectiveness is good, includes centrifugal pump mechanism and actuating mechanism, actuating mechanism is located centrifugal pump mechanism's inboard, centrifugal pump mechanism includes the motor cabinet, the bottom swing joint of motor cabinet has the bearing housing, the bottom swing joint of bearing housing has well spacer sleeve, the bottom swing joint of well spacer sleeve has the bottom plate, actuating mechanism includes the motor body, the output shaft fixedly connected with pump shaft of motor body, the outside fixedly connected with of pump shaft is to the thrust bearing, the outside fixedly connected with slide bearing of pump shaft.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, the inner side of the bottom plate is movably connected with a middle connecting pipe, the bottom of the middle connecting pipe is movably connected with an upper cover, and the outer side of the upper cover is movably connected with a pump body.
Further, the pump cover is movably connected to the inner side of the pump body, the bent pipe is movably connected to the left side of the pump body, the liquid outlet pipe is movably connected to the top end of the bent pipe, and the redissolution sleeve is fixedly connected to the middle connecting pipe and the right side of the pump cover.
Further, the outer side of the centripetal pushing bearing is fixedly connected with a bearing box, the inner side of the bearing box is movably connected with an upper bearing gland, and the outer side of the pump shaft is movably connected with a lower bearing gland.
Furthermore, the outer side of the pump shaft is movably connected with a packing sleeve, and the top of the packing sleeve is movably connected with a packing gland.
Furthermore, the inner side of the packing sleeve is movably connected with a packing body, and the bottom end of the pump shaft is fixedly connected with an impeller.
Furthermore, the inner side of the packing sleeve is movably connected with a packing body, and the bottom end of the pump shaft is fixedly connected with an impeller.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
1. this vertical cantilever type centrifugal pump is inhaled to single that protectiveness is good through the centripetal thrust bearing, can improve the axle center force of pump shaft, through setting up slide bearing, can improve the centrifugal force of pump shaft, guarantees the reliability of single vertical cantilever type centrifugal pump operation of inhaling.
2. This vertical cantilever centrifugal pump is inhaled to single that protectiveness is good, through set up first sealing washer between middle takeover and packing cover, can improve the leakproofness between middle takeover and the packing cover, through set up the second sealing washer between middle spacer sleeve and bottom plate, can improve the leakproofness between middle spacer sleeve and the bottom plate, avoid the granule to get into the inboard of single vertical cantilever centrifugal pump of inhaling, overall structure is simple, and is convenient for use, the purpose of single vertical cantilever centrifugal pump of inhaling of being convenient for protection has been realized, avoid the long-time use of single vertical cantilever centrifugal pump of inhaling, a large amount of granules and impurity are stained with to the inboard, prevent that single vertical cantilever centrifugal pump of inhaling from breaking down, the life of single vertical cantilever centrifugal pump of inhaling has been improved, the availability factor and the result of use of single vertical cantilever centrifugal pump of inhaling have been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the attachment structure of the centrifugal pump mechanism in the construction of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100 centrifugal pump mechanism, 101 motor base, 102 bearing sleeve, 103 middle spacer sleeve, 104 bottom plate, 105 middle connecting pipe, 106 upper cover, 107 pump body, 108 pump cover, 109 elbow, 110 drain pipe, 111 redissolution sleeve, 200 driving mechanism, 201 motor body, 202 pump shaft, 203 centripetal push bearing, 204 sliding bearing, 205 bearing box, 206 upper bearing gland, 207 lower bearing gland, 208 packing sleeve, 209 packing gland, 210 packing body, 211 impeller.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-2, the single suction vertical cantilever centrifugal pump of the present embodiment with good protection includes a centrifugal pump mechanism 100 and a driving mechanism 200, wherein the driving mechanism 200 is located inside the centrifugal pump mechanism 100; wherein, actuating mechanism 200 sets up and to protect actuating mechanism 200 in centrifugal pump mechanism 100's inboard, avoid actuating mechanism 200 to receive the damage, simultaneously, can seal actuating mechanism 200 in centrifugal pump mechanism 100's inboard, reduce the probability that the jam appears in the vertical cantilever type centrifugal pump of single suction, the purpose of the vertical cantilever type centrifugal pump of single suction is convenient for protect has been realized, avoid the long-time use of vertical cantilever type centrifugal pump of single suction, a large amount of particles and impurity are stained with to the inboard, prevent that the vertical cantilever type centrifugal pump of single suction breaks down, the life of vertical cantilever type centrifugal pump of single suction has been improved, the availability factor and the result of use of vertical cantilever type centrifugal pump of single suction have been improved, the following is explained in detail.
In order to realize the sealing function of the centrifugal pump mechanism 100, as shown in fig. 1, the centrifugal pump mechanism 100 in this embodiment includes a motor base 101, a bearing sleeve 102 is movably connected to the bottom of the motor base 101, a middle spacer sleeve 103 is movably connected to the bottom of the bearing sleeve 102, a bottom plate 104 is movably connected to the bottom of the middle spacer sleeve 103, a middle adapter tube 105 is movably connected to the inner side of the bottom plate 104, an upper cover 106 is movably connected to the bottom of the middle adapter tube 105, a pump body 107 is movably connected to the outer side of the upper cover 106, a pump cover 108 is movably connected to the inner side of the pump body 107, an elbow 109 is movably connected to the left side of the pump body 107, a liquid outlet tube 110 is movably connected to the top end of the elbow 109, and a dissolution sleeve 111 is fixedly connected to both the right sides of the middle adapter tube 105 and the pump cover 108.
The motor base 101 and the bearing sleeve 102, the bearing sleeve 102 and the middle spacer sleeve 103, the middle spacer sleeve 103 and the bottom plate 104, the bottom plate 104 and the middle connecting pipe 105, the middle connecting pipe 105 and the upper cover 106, the upper cover 106 and the pump body 107, the pump body 107 and the pump cover 108, the pump body 107 and the elbow 109, and the elbow 109 and the drain pipe 110 are movably connected together through connecting screws.
It should be noted that the number of the redissolving sleeves 111 is two, the two redissolving sleeves 111 are fixedly connected in a welding manner, the two redissolving sleeves 111 are respectively fixedly connected with the intermediate connecting pipe 105 and the pump cover 108 in a welding manner, the bent pipe 109 is fixedly connected with the liquid outlet pipe 110 in a welding manner, and the bottom plate 104 is fixedly connected with the liquid outlet pipe 110 in a welding manner.
In addition, the two redissolving sleeves 111, the redissolving sleeve 111 and the middle connecting pipe 105, the redissolving sleeve 111 and the pump cover 108, the bent pipe 109 and the liquid outlet pipe 110, and the bottom plate 104 and the liquid outlet pipe 110 are fixedly connected in a welding mode, so that the sealing performance of the single-suction vertical cantilever type centrifugal pump can be ensured, and impurities are prevented from entering the inner side of the single-suction vertical cantilever type centrifugal pump.
In order to realize the driving function of the driving mechanism 200, as shown in fig. 1, the driving mechanism 200 in this embodiment includes a motor body 201, a pump shaft 202 is fixedly connected to an output shaft of the motor body 201, a centripetal pushing bearing 203 is fixedly connected to an outer side of the pump shaft 202, a sliding bearing 204 is fixedly connected to an outer side of the pump shaft 202, a bearing box 205 is fixedly connected to an outer side of the centripetal pushing bearing 203, an upper bearing cover 206 is movably connected to an inner side of the bearing box 205, a lower bearing cover 207 is movably connected to an outer side of the pump shaft 202, a packing sleeve 208 is movably connected to an outer side of the pump shaft 202, a packing cover 209 is movably connected to a top of the packing sleeve 208, a packing body 210 is movably connected to an inner side of the packing sleeve 208, an impeller 211 is fixedly connected to a bottom end of the pump shaft 202, a first sealing ring is disposed between the intermediate connection pipe 105 and the packing sleeve 208, and a second sealing ring is disposed between the intermediate spacer 103 and the bottom plate 104.
Wherein, motor base 101's top fixedly connected with motor body 201, impeller 211 are open impeller, filler body 210 and pump shaft 202 swing joint, and pump shaft 202 is thick type rigid shaft, and the quantity of centripetal thrust bearing 203 is two.
It should be noted that the bearing box 205 is movably connected with the bearing sleeve 102, the packing gland 209 is connected with the packing body 210 through a movable screw, the middle spacer sleeve 103 and the middle adapter tube 105 are both movably connected with the packing sleeve 208, the axial force of the pump shaft 202 can be improved by providing two centripetal push bearings 203, and the radial force of the pump shaft 202 can be improved by providing the sliding bearing 204.
In addition, the sealing performance of the pump shaft 202 can be improved by arranging the packing body 210, the sealing performance between the intermediate connecting pipe 105 and the packing sleeve 208 can be ensured by arranging the first sealing ring, and the sealing performance between the intermediate spacer 103 and the bottom plate 104 can be ensured by arranging the second sealing ring.
The working principle of the above embodiment is as follows: the pump shaft 202 and the impeller 211 can be sequentially driven to rotate through the motor body 201, the single-suction vertical cantilever type centrifugal pump can be in a driving state, the pump shaft 202 is a thick rigid shaft, the operation reliability of the pump shaft 202 can be ensured, the single-suction vertical cantilever type centrifugal pump can ensure that liquid does not jump up in the driving process through the matching effect between the pump cover 108 and the upper cover 106 and can improve the sealing performance of the outer side of the single-suction vertical cantilever type centrifugal pump through the matching effect between the motor base 101, the bearing sleeve 102, the middle spacer sleeve 103, the bottom plate 104, the middle connecting pipe 105, the upper cover 106, the pump body 107, the pump cover 108, the bent pipe 109 and the liquid outlet pipe 110, and impurities and particles are prevented from entering the inner side of the single-suction vertical cantilever type centrifugal pump.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The single-suction vertical cantilever centrifugal pump with good protection performance is characterized by comprising a centrifugal pump mechanism (100) and a driving mechanism (200), wherein the driving mechanism (200) is positioned on the inner side of the centrifugal pump mechanism (100);
the centrifugal pump mechanism (100) comprises a motor base (101), the bottom of the motor base (101) is movably connected with a bearing sleeve (102), the bottom of the bearing sleeve (102) is movably connected with a middle spacer sleeve (103), and the bottom of the middle spacer sleeve (103) is movably connected with a bottom plate (104);
the driving mechanism (200) comprises a motor body (201), an output shaft of the motor body (201) is fixedly connected with a pump shaft (202), the outer side of the pump shaft (202) is fixedly connected with a centripetal pushing bearing (203), and the outer side of the pump shaft (202) is fixedly connected with a sliding bearing (204).
2. The vertical centrifugal pump of claim 1, wherein the inner side of the bottom plate (104) is movably connected with an intermediate connection pipe (105), the bottom of the intermediate connection pipe (105) is movably connected with an upper cover (106), and the outer side of the upper cover (106) is movably connected with a pump body (107).
3. The single-suction vertical cantilever centrifugal pump with good protection performance according to claim 2, wherein the pump cover (108) is movably connected to the inner side of the pump body (107), the bent pipe (109) is movably connected to the left side of the pump body (107), the liquid outlet pipe (110) is movably connected to the top end of the bent pipe (109), and the re-dissolving sleeve (111) is fixedly connected to the right sides of the intermediate connecting pipe (105) and the pump cover (108).
4. The vertical centrifugal pump of claim 1, wherein a bearing box (205) is fixedly connected to the outer side of the centripetal thrust bearing (203), an upper bearing cover (206) is movably connected to the inner side of the bearing box (205), and a lower bearing cover (207) is movably connected to the outer side of the pump shaft (202).
5. The single suction vertical cantilever centrifugal pump with good protection performance as claimed in claim 3, wherein the outside of the pump shaft (202) is movably connected with a packing sleeve (208), and the top of the packing sleeve (208) is movably connected with a packing gland (209).
6. The single suction vertical cantilever centrifugal pump with good protection performance as claimed in claim 5, wherein the inner side of the packing sleeve (208) is movably connected with a packing body (210), and the bottom end of the pump shaft (202) is fixedly connected with an impeller (211).
7. The vertical centrifugal pump of claim 5, wherein a first sealing ring is arranged between the intermediate connection pipe (105) and the packing sleeve (208), and a second sealing ring is arranged between the intermediate spacer sleeve (103) and the bottom plate (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120677968.3U CN215566685U (en) | 2021-04-02 | 2021-04-02 | Single-suction vertical cantilever type centrifugal pump with good protection performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120677968.3U CN215566685U (en) | 2021-04-02 | 2021-04-02 | Single-suction vertical cantilever type centrifugal pump with good protection performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566685U true CN215566685U (en) | 2022-01-18 |
Family
ID=79855434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120677968.3U Expired - Fee Related CN215566685U (en) | 2021-04-02 | 2021-04-02 | Single-suction vertical cantilever type centrifugal pump with good protection performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215566685U (en) |
-
2021
- 2021-04-02 CN CN202120677968.3U patent/CN215566685U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220118 |