CN212360285U - Non-leakage furnace water circulating pump - Google Patents
Non-leakage furnace water circulating pump Download PDFInfo
- Publication number
- CN212360285U CN212360285U CN201922316194.7U CN201922316194U CN212360285U CN 212360285 U CN212360285 U CN 212360285U CN 201922316194 U CN201922316194 U CN 201922316194U CN 212360285 U CN212360285 U CN 212360285U
- Authority
- CN
- China
- Prior art keywords
- flange
- circulating pump
- water circulating
- bellows
- cooler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a no leakage stove water circulating pump, including stove water circulating pump body, the inside of stove water circulating pump body is provided with the pump shaft, there is the spacer fluid cover pump shaft both sides, be provided with the axle sleeve between pump shaft and the spacer fluid cover, the bottom of stove water circulating pump body is provided with flange one, flange one bottom is provided with the bellows, the bellows bottom is provided with flange two, it is fixed that bolted connection is passed through in the flange outside, the both sides of bellows are provided with the elasticity heating panel and fix the notch at flange one and flange two, the bottom of flange two is equipped with the cooler. The utility model discloses a liquid separation cover and bellows cooperation have avoided the boiler water circulating pump to easily produce the diffusion, the seepage of boiler water in hot and cold water juncture, have improved the life of boiler water circulating pump greatly.
Description
Technical Field
The utility model relates to a stove water circulating pump technical field, concretely relates to no leakage stove water circulating pump.
Background
At present, a boiler water circulating pump is a large-flow low-lift single-stage centrifugal pump which is arranged in a boiler evaporation system and bears high temperature and high pressure to enable working media to flow forcibly, the single-stage centrifugal pump is a special motor which is directly arranged in a boiler pipeline system and runs under the conditions of high temperature and high pressure, the interior of the special motor is filled with cooling water, a winding of an electric motor is directly soaked in clean water with a cooling effect, the cooling water realizes heat exchange through a high-pressure cooler, the cooling water in the motor body reaches an allowable temperature, closed circulation is formed in the motor body, the motor of the boiler water circulating pump is required to be immersed in the water for a long time, so that the temperature in a cavity of the boiler water circulating pump is not too high, otherwise, the insulation of the motor winding can be burnt out, and potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
To the problem in the correlation technique, the utility model provides a no leakage stove water circulating pump to overcome the above-mentioned technical problem that current correlation technique exists.
The technical scheme of the utility model is realized like this:
the utility model provides a no leakage stove water circulating pump, includes stove water circulating pump body, the inside of stove water circulating pump body is provided with the pump shaft, there is the spacer fluid cover pump shaft both sides, be provided with the axle sleeve between pump shaft and the spacer fluid cover, the bottom of stove water circulating pump body is provided with flange one, flange one bottom is provided with the bellows, the bellows bottom is provided with flange two, the flange outside is fixed through bolted connection, the both sides of bellows are provided with the elasticity heating panel and fix the notch at flange one and flange two, the bottom of flange two is equipped with the cooler.
Preferably, a sealing gasket is arranged between the first flange and the furnace water circulating pump body in a connecting mode.
Preferably, a sealing gasket is connected between the second flange and the cooler.
The utility model discloses a following structure has following beneficial effect, the utility model discloses a liquid separation cover and bellows cooperation have avoided the boiler water circulating pump to easily produce diffusion, the seepage of boiler water in hot and cold water juncture, have improved the life of boiler water circulating pump greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and 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 the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
the numbers in the figures are as follows: 1. a furnace water circulating pump body; 2, a pump shaft; 3. a liquid-proof sleeve; 4. the shaft sleeve, 5 and the flange I; 6. a bellows; 7. a second flange; 8. a bolt; 9. an elastic heat dissipation plate; 10. a recess; 11. a cooler; 12. and a gasket.
Detailed Description
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 all belong to the protection scope of the present invention.
According to the utility model discloses an embodiment provides a prevent leaking stove water circulating pump.
As shown in fig. 1, a no-leakage furnace water circulating pump comprises a furnace water circulating pump body 1, a pump shaft 2 is arranged inside the furnace water circulating pump body 1, liquid separation sleeves 3 are arranged on two sides of the pump shaft 2, a shaft sleeve 4 is arranged between the pump shaft 2 and the liquid separation sleeves 3, a first flange 5 is arranged at the bottom end of the furnace water circulating pump body 1, a corrugated pipe 6 is arranged at the bottom of the first flange 5, a second flange 7 is arranged at the bottom of the corrugated pipe 6, the outer side of the flange is fixedly connected through bolts 8, elastic heat dissipation plates 9 are arranged on two sides of the corrugated pipe 6 and are fixed on notches 10 on the first flange and the second flange, and a cooler 11 is arranged at the bottom of the second flange.
This furnace water circulating pump's 2 both sides of pump shaft set up the spacer 3, the axle sleeve 4 that sets up between pump shaft 2 and the spacer 3 has solved the bearing seal problem of furnace water with 4 contacts of pump shaft, carries out the separation to the furnace water, prevents that the furnace water infiltration from getting into cooler 11, pollutes the coolant liquid of cooler 11 the inside, leads to cooler 11 to lose heat exchange function.
Through the sealed pad 12 that is connected the setting between flange one 5 and the stove water circulating pump body 1, with be connected between flange two 7 and the cooler 11 and be provided with sealed pad 12, guaranteed the leakproofness of integral connection, be equipped with bellows 6 between cold and hot water juncture flange 5 one and the flange two 7, the leak protection effect improves greatly, the flange outside is connected fixedly through bolt 8, and simultaneously when carrying out the during operation, thermal deformation can take place for thermal bellows 6 of the heat of production, reduces bellows bottom connecting device's deformation, further stops the stove water and reveals, and the elastic heat dissipation board 9 of 6 both sides of bellows simultaneously fixes through the notch 10 of flange one and flange two, and supplementary bellows 6 dispels the heat, alleviates the cooling burden of cooler 11.
To sum up, with the aid of the above-mentioned technical scheme of the utility model, carry out the separation to the stove water through the epaxial liquid separation cover 3 of pump and the cooperation of axle sleeve 4, prevent that the stove water infiltration from getting into the cooler, be provided with bellows 6 between cold and hot water juncture flange 5 and the flange two 7, bellows 6 is heated and can be deformed, alleviates the influence of flange two 7 bottom cooler 11, the elastic heat dissipation plate 9 of 6 both sides of bellows shares the burden of heat to cooler 11, and further separation stove water infiltration reduces the influence of heat to cooler 11 simultaneously, is provided with sealed the pad between flange and stove water pump body 1 and the cooler 11 are connected, has improved the holistic leakproofness of stove water circulating pump.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a no leakage stove water circulating pump, its characterized in that, includes stove water circulating pump body (1), the inside of stove water circulating pump body (1) is provided with pump shaft (2), pump shaft (2) both sides are provided with liquid separation cover (3), be provided with axle sleeve (4) between pump shaft (2) and liquid separation cover (3), the bottom of stove water circulating pump body (1) is provided with flange one (5), flange one bottom is provided with bellows (6), bellows (6) bottom is provided with flange two (7), the flange outside is connected fixedly through bolt (8), the both sides of bellows (6) are provided with flexible heating panel (9) and fix notch (10) in flange one (5) and flange two (7), the bottom of flange two (7) is equipped with cooler (11).
2. A non-leakage furnace water circulating pump according to claim 1, characterized in that a sealing gasket (12) is provided between the first flange (5) and the furnace water circulating pump body (1).
3. A non-leakage furnace water circulation pump according to claim 1, characterized in that a sealing gasket is arranged between the second flange (7) and the cooler (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316194.7U CN212360285U (en) | 2019-12-21 | 2019-12-21 | Non-leakage furnace water circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316194.7U CN212360285U (en) | 2019-12-21 | 2019-12-21 | Non-leakage furnace water circulating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212360285U true CN212360285U (en) | 2021-01-15 |
Family
ID=74137294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922316194.7U Expired - Fee Related CN212360285U (en) | 2019-12-21 | 2019-12-21 | Non-leakage furnace water circulating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212360285U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417848A (en) * | 2021-07-01 | 2021-09-21 | 哈尔滨电气动力装备有限公司 | Heat shield with ceramic fiber structure |
| CN113489211A (en) * | 2021-07-02 | 2021-10-08 | 哈尔滨电气动力装备有限公司 | Furnace water pump motor heat shield |
-
2019
- 2019-12-21 CN CN201922316194.7U patent/CN212360285U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417848A (en) * | 2021-07-01 | 2021-09-21 | 哈尔滨电气动力装备有限公司 | Heat shield with ceramic fiber structure |
| CN113489211A (en) * | 2021-07-02 | 2021-10-08 | 哈尔滨电气动力装备有限公司 | Furnace water pump motor heat shield |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 |