CN212717219U - Large-traffic portable permanent-magnet machine submersible sewage pump - Google Patents
Large-traffic portable permanent-magnet machine submersible sewage pump Download PDFInfo
- Publication number
- CN212717219U CN212717219U CN202021346051.7U CN202021346051U CN212717219U CN 212717219 U CN212717219 U CN 212717219U CN 202021346051 U CN202021346051 U CN 202021346051U CN 212717219 U CN212717219 U CN 212717219U
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- Prior art keywords
- heat dissipation
- volute
- dish
- impeller
- heat
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- Expired - Fee Related
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- 239000010865 sewage Substances 0.000 title claims abstract description 23
- 230000017525 heat dissipation Effects 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 12
- 239000000110 cooling liquid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a large-flow portable permanent magnet motor submersible sewage pump, which comprises a pump body, wherein the pump body comprises a volute and an impeller arranged in the volute; the position department that the volute surface corresponds with the impeller is provided with annular through groove, leads to groove department and is provided with the heat dissipation dish and assists the hot dish, form the heat dissipation seam between heat dissipation dish and the supplementary hot dish, assist the hot dish and rotate with the volute and be connected, still assist hot dish pivoted drive arrangement including the drive, assist to be provided with on the hot dish with the intake chamber that the heat dissipation seam communicates. Be provided with the impeller in the volute, the volute that corresponds at the impeller is whole by the replacement of heat dissipation dish, when sewage passes through from the impeller, takes away some heat, and the heat transfer in the impeller cavity is gone up the back to the heat dissipation dish simultaneously, can follow heat dissipation seam and dispel, afterwards, under drive arrangement's effect, assists the heat dish and slowly rotates, and the water that the heat dissipation was used gets into heat dissipation seam and at heat dissipation seam mesocycle, and the heat is taken away with higher speed.
Description
Technical Field
The utility model relates to a pump body, in particular to large-traffic portable permanent-magnet machine submersible sewage pump.
Background
The submersible sewage pump is widely applied to the fields of sewage treatment and water supply and drainage engineering, mainly comprises a pump body, a stator in the pump body and a rotor in the middle of the stator, wherein a cooling device is arranged on the periphery of the pump body, and the cooling device comprises a cooling impeller arranged on the rotor, a heat exchange groove below the cooling impeller, a water inlet pipe and a water return pipe. When the cooling device works, the cooling impeller and the rotor synchronously run, so that cooling liquid is conveyed to the periphery of the stator from the water inlet pipe and then flows to the inlet of the cooling impeller through the water return pipe, the circulating flow of the cooling liquid is realized, and therefore, energy generated when the motor works is brought into the heat exchange tank through the cooling liquid and is emitted into a conveyed sewage medium through the main impeller.
The cooling mode is greatly improved compared with a direct cooling type and a jacket type sewage cooling mode, but the heat exchange tank consists of a tank body and radiating fins which are radially and uniformly distributed on the tank body, the heat dissipation area is small, the cooling effect is insufficient, and simultaneously, the casting and sand removal of the radiating fins are inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a large-traffic portable permanent-magnet machine submersible sewage pump.
The above technical purpose of the present invention can be achieved by the following technical solutions: a high-flow portable permanent magnet motor submersible sewage pump comprises a pump body, wherein the pump body comprises a volute and an impeller arranged in the volute; the utility model discloses a heat pump impeller, including volute surface, impeller and heat dissipation dish, the volute surface is provided with the annular and leads to the groove with the position department that the impeller corresponds, it is provided with the heat dissipation dish and assists the heat dish to lead to groove department, form the heat dissipation seam between heat dissipation dish and the assistance heat dish, assist the heat dish and rotate with the volute and be connected, still assist heat dish pivoted drive arrangement including the drive, assist to be provided with on the heat dish with the intake chamber that the heat dissipation seam communicates.
Preferably, the auxiliary heating disk is flush with the surface wall of the scroll casing.
Preferably, the auxiliary heating plate is provided with guide blocks in an array manner on one surface facing the heat dissipation seam.
Preferably, the guide block has a right-angled triangle cross-sectional shape.
Preferably, the volute is provided with a T-shaped sliding groove, and the auxiliary heating disc is provided with a sliding ring which is matched with the T-shaped sliding groove to slide.
Preferably, the driving device comprises a driving gear and a driving motor for driving the driving gear to rotate, and one end of the auxiliary heating disc, which is far away from the sliding ring, is provided with meshing teeth matched with the driving gear.
Preferably, the water inlet grooves are symmetrically provided with three groups.
Preferably, the auxiliary heating plate is provided with oblique extension plates at positions corresponding to the water inlet tank, the oblique extension plates are arranged on two sides of the water inlet tank, and a water inlet seam is formed between the two sets of oblique extension plates.
To sum up, the utility model discloses following beneficial effect has:
1. the impeller is arranged in the volute, the volute corresponding to the impeller cavity is completely replaced by the heat dissipation disc, when sewage passes through the impeller, a part of heat can be taken away, meanwhile, the heat in the impeller cavity is dissipated from the heat dissipation seam after being transferred to the heat dissipation disc, the auxiliary heat disc can be used for protecting the heat dissipation disc, and meanwhile, other heat transfer media which can intensify the heat dissipation of the heat dissipation disc can also enter the heat dissipation seam, such as water and the like; then, under the action of the driving device, the auxiliary heating plate rotates slowly, water for accelerating heat dissipation enters the heat dissipation seam and circulates in the heat dissipation seam, and the heat is taken away in an accelerating manner.
Drawings
FIG. 1 is a sectional view of the entire structure in the embodiment;
FIG. 2 is a sectional view of a part of the structure in the embodiment;
FIG. 3 is a schematic diagram of a part of the structure in the example.
In the figure, 1, a pump body; 11. a volute; 111. a through groove; 112. a heat dissipation plate; 113. auxiliary heating discs; 114. heat dissipation seams; 115. a guide block; 116. a water inlet groove; 117. an obliquely extending plate; 118. A water inlet seam; 12. an impeller; 201. a T-shaped sliding groove; 202. a slip ring; 203. a drive gear; 204. a drive motor; 205. the teeth are engaged.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b):
a large-flow portable permanent magnet motor submersible sewage pump is shown in figure 1 and comprises a pump body 1, wherein the pump body 1 comprises a volute 11 and an impeller 12 arranged in the volute 11; an annular through groove 111 is formed in the position, corresponding to the impeller 12, of the surface of the volute 11, a heat dissipation disc 112 and an auxiliary heat disc 113 are arranged at the position of the through groove 111, a heat dissipation seam 114 is formed between the heat dissipation disc 112 and the auxiliary heat disc 113, the auxiliary heat disc 113 is rotatably connected with the volute 11, the auxiliary heat disc further comprises a driving device for driving the auxiliary heat disc 113 to rotate, and a water inlet groove 116 communicated with the heat dissipation seam 114 is formed in the auxiliary heat disc 113; the impeller 12 is arranged in the scroll 11, the scroll 11 at the impeller cavity corresponding to the impeller 12 is completely replaced by the heat dissipation plate 112, when sewage passes through the impeller, a part of heat is taken away, meanwhile, after the heat in the impeller cavity is transferred to the heat dissipation plate 112, the heat is dissipated from the heat dissipation gap 114, the auxiliary heat plate 113 can be used for protecting the heat dissipation plate 112, and meanwhile, other heat transfer media which can intensify the heat dissipation of the heat dissipation plate 112 can also enter the heat dissipation gap 114, such as air, water and the like.
As shown in fig. 1 and 3, the auxiliary heating disk 113 is flush with the surface wall of the volute 11, so that the underwater resistance is prevented from being increased due to uneven peripheral side when the underwater heat exchanger works underwater.
As shown in fig. 1 and 3, the auxiliary heat plate 113 is provided with guide blocks 115 in an array on a side facing the heat dissipation slits 114, and the guide blocks 115 can increase the heat dissipation area and guide the water for heat dissipation to flow in one direction.
As shown in fig. 1, the guide block 115 has a right-angled triangular cross-sectional shape.
As shown in fig. 1, the scroll 11 is provided with a T-shaped sliding groove 201, and the auxiliary heat plate 113 is provided with a sliding ring 202 which is fitted in the T-shaped sliding groove 201 to slide.
As shown in fig. 1, the driving device includes a driving gear 203 and a driving motor 204 for driving the driving gear 203 to rotate, and one end of the auxiliary heat plate 113 facing away from the slip ring 202 is provided with engaging teeth 205 engaged with the driving gear 203.
As shown in fig. 1 and 2, three sets of water inlet grooves 116 are symmetrically arranged.
As shown in fig. 1 and 2, the auxiliary heating plate 113 is provided with oblique extension plates 117 at positions corresponding to the water inlet grooves 116, the oblique extension plates 117 are provided at both sides of the water inlet groove 16, and a water inlet gap 118 is formed between two sets of oblique extension plates 117; this arrangement may facilitate the introduction of cooling water into the cooling slits 114.
The working principle is as follows:
the impeller 12 is arranged in the scroll 11, the scroll 11 at the impeller cavity corresponding to the impeller 12 is completely replaced by the heat dissipation disc 112, when sewage passes through the impeller, a part of heat is taken away, meanwhile, after the heat in the impeller cavity is transferred to the heat dissipation disc 112, the heat is dissipated from the heat dissipation seam 114, the auxiliary heat disc 113 can be used for protecting the heat dissipation disc 112, and meanwhile, other heat transfer media which can intensify the heat dissipation of the heat dissipation disc 112 can also enter the heat dissipation seam 114, such as water and the like; subsequently, the auxiliary heat plate 113 is slowly rotated by the driving device, and the water for accelerating heat dissipation enters the heat dissipation slits 114 and circulates in the heat dissipation slits 114, so that the accelerated heat is taken away.
Claims (8)
1. The utility model provides a large-traffic portable permanent-magnet machine submersible sewage pump, includes the pump body (1), its characterized in that: the pump body (1) comprises a volute (11) and an impeller (12) arranged in the volute (11); volute (11) surface and the position department that impeller (12) corresponds are provided with annular and lead to groove (111), it is provided with heat dissipation dish (112) and assists hot dish (113) to lead to groove (111) department, form heat dissipation seam (114) between heat dissipation dish (112) and the assistance hot dish (113), it rotates with volute (11) to assist hot dish (113) and is connected to assist, still assists hot dish (113) pivoted drive arrangement including the drive, assist and be provided with intake antrum (116) with heat dissipation seam (114) intercommunication on hot dish (113).
2. The high flow portable permanent magnet motor submersible sewage pump of claim 1, characterized in that: the auxiliary heating plate (113) is flush with the surface wall of the volute (11).
3. The high flow portable permanent magnet motor submersible sewage pump of claim 2, characterized in that: and guide blocks (115) are arranged on one surface of the auxiliary heating disc (113) facing the heat dissipation seam (114) in an array manner.
4. The high flow portable permanent magnet motor submersible sewage pump of claim 3, wherein: the cross section of the guide block (115) is in the shape of a right triangle.
5. The high flow portable permanent magnet motor submersible sewage pump of claim 4, wherein: a T-shaped sliding groove (201) is formed in the volute (11), and a sliding ring (202) matched with the T-shaped sliding groove (201) to slide is arranged on the auxiliary heating disc (113).
6. The high flow portable permanent magnet motor submersible sewage pump of claim 5, wherein: the driving device comprises a driving gear (203) and a driving motor (204) for driving the driving gear (203) to rotate, and meshing teeth (205) matched with the driving gear (203) are arranged at one end, deviating from the sliding ring (202), of the auxiliary heating disc (113).
7. The high flow portable permanent magnet motor submersible sewage pump of claim 6, wherein: three groups of water inlet grooves (116) are symmetrically arranged.
8. The high flow portable permanent magnet motor submersible sewage pump of claim 7, wherein: the auxiliary heating plate (113) is provided with an oblique extending plate (117) at a position corresponding to the water inlet groove (116), and the oblique extending plate (117) is arranged on two sides of the water inlet groove (116) and forms a water inlet gap (118) between the two sets of oblique extending plates (117).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346051.7U CN212717219U (en) | 2020-07-10 | 2020-07-10 | Large-traffic portable permanent-magnet machine submersible sewage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346051.7U CN212717219U (en) | 2020-07-10 | 2020-07-10 | Large-traffic portable permanent-magnet machine submersible sewage pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212717219U true CN212717219U (en) | 2021-03-16 |
Family
ID=74978446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021346051.7U Expired - Fee Related CN212717219U (en) | 2020-07-10 | 2020-07-10 | Large-traffic portable permanent-magnet machine submersible sewage pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212717219U (en) |
-
2020
- 2020-07-10 CN CN202021346051.7U patent/CN212717219U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210316 |