CN203272155U - Water-saving type hot water circulating pump - Google Patents
Water-saving type hot water circulating pump Download PDFInfo
- Publication number
- CN203272155U CN203272155U CN 201320307570 CN201320307570U CN203272155U CN 203272155 U CN203272155 U CN 203272155U CN 201320307570 CN201320307570 CN 201320307570 CN 201320307570 U CN201320307570 U CN 201320307570U CN 203272155 U CN203272155 U CN 203272155U
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- CN
- China
- Prior art keywords
- pump
- water
- hot water
- pump body
- pump housing
- 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 - Lifetime
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Abstract
The utility model discloses a water-saving type hot water circulating pump. The water-saving type hot water circulating pump comprises a pump body, a motor connected with the pump body, and a machine shell arranged below the pump body, wherein the pump body comprises a pump shaft and impellers arranged around the pump shaft, the motor is connected with the pump shaft of the pump body through a coupler, a sealing cavity is formed between the pump body and the machine shell, and a throttling by-pass pipe is connected to the sealing cavity. By means of the mode, the water-saving type hot water circulating pump can ensure circulation flow of water flow inside the pump body, reduce the loss of the water flow passing the pump body, achieve the water-saving effect and accurately control the water flow inside the pump body at the same time.
Description
Technical field
The utility model relates to the hot water circulating pump field, particularly relates to a kind of water-saving hot water circulating pump.
Background technique
Hot water circulating pump is widely used in the hot water of the systems such as the central heat supply of metallurgy, chemical industry, light textile, heavy construction facility and residential quarter and technological process or conveying and the circulation of other organic exchange media.
Present hot water circulating pump water flow inside circulation usually can be affected, and so will greatly increase the loss of current, has caused the waste of water resources.
The model utility content
The technical problem that the utility model mainly solves is to provide a kind of water-saving hot water circulating pump, can guarantee circulating of pump body current, reduced the loss by pump housing current, played the effect of water saving, can accurately control the pump body current simultaneously.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of water-saving hot water circulating pump is provided, comprise: the pump housing, the motor that is connected with the pump housing and the casing that is arranged on pump housing below, the described pump housing comprises pump shaft and the impeller that arranges around pump shaft, described motor connects the pump shaft of the pump housing by coupling, form a seal chamber between the described pump housing and casing, be connected with the throttling bypass tube on described seal chamber.
In preferred embodiment of the utility model, the length of described coupling is 20 ~ 60cm.
In preferred embodiment of the utility model, also be connected with cooling water pipeline on described seal chamber.
In preferred embodiment of the utility model, be provided with flow dontroller on described throttling bypass tube, described flow dontroller comprises throttle valve and flowmeter.
In preferred embodiment of the utility model, described throttle valve is electrically connected on flow dontroller.
The beneficial effects of the utility model are: the water-saving hot water circulating pump of the utility model can guarantee circulating of pump body current, has reduced the loss by pump housing current, has played the effect of water saving, can accurately control the pump body current simultaneously.
Description of drawings
Fig. 1 is the structural representation of water-saving hot water circulating pump one preferred embodiment of the utility model;
In accompanying drawing, the mark of each parts is as follows: 1, the pump housing, 2, motor, 3, casing, 4, seal chamber, 5, the throttling bypass tube, 6, flow dontroller, 7, throttle valve, 8, flowmeter, 9, pump shaft, 10, impeller, 11, coupling, 12, cooling water pipeline.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made more explicit defining.
See also Fig. 1, the utility model is embodiment comprise:
A kind of water-saving hot water circulating pump, comprise: the pump housing 1, the motor 2 that is connected with the pump housing 1 and the casing 3 that is arranged on the pump housing 1 below, form a seal chamber 4 between the described pump housing 1 and casing 3, be connected with throttling bypass tube 5 on described seal chamber 4, can guarantee circulating of seal chamber 4 water flow inside, reduce the loss by the pump housing 1 current.
Be provided with flow dontroller 6 on described throttling bypass tube 5, described flow dontroller 6 comprises throttle valve 7 and flowmeter 8, and described throttle valve 7 is electrically connected on flow dontroller 6, and flow dontroller 6 can be controlled accurately to the current of the pump housing 1 inside.
The described pump housing 1 comprises pump shaft 9 and the impeller 10 that arranges around pump shaft 9, and described motor 2 connects the pump shaft 9 of the pump housing by coupling 11.Wherein, the length of described coupling 11 is 20 ~ 60cm.
In the utility model, lengthen the design to coupling 11, can need not to dismantle the pump housing 1 and motor 2 can carry out, very convenient convenience when impeller 10 maintenance.
Also be connected with cooling water pipeline 12 on described seal chamber 4, when the medium temperature of the pump housing 1 inside surpasses uniform temperature, connect cooling water pipeline 12, medium is lowered the temperature, extended the working life of the pump housing 1.
The beneficial effect of the water-saving hot water circulating pump of the utility model is:
Can guarantee circulating of the pump housing 1 water flow inside, reduce the loss by the pump housing 1 current, play the effect of water saving, can accurately control the pump housing 1 water flow inside simultaneously, the convenient convenience of maintenance process has extended working life of the pump housing 1.
The above is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.
Claims (5)
1. water-saving hot water circulating pump, it is characterized in that, comprise: the pump housing, the motor that is connected with the pump housing and the casing that is arranged on pump housing below, the described pump housing comprises pump shaft and the impeller that arranges around pump shaft, described motor connects the pump shaft of the pump housing by coupling, form a seal chamber between the described pump housing and casing, be connected with the throttling bypass tube on described seal chamber.
2. water-saving hot water circulating pump according to claim 1, is characterized in that, the length of described coupling is 20 ~ 60cm.
3. water-saving hot water circulating pump according to claim 1, is characterized in that, also is connected with cooling water pipeline on described seal chamber.
4. water-saving hot water circulating pump according to claim 1, is characterized in that, is provided with flow dontroller on described throttling bypass tube, and described flow dontroller comprises throttle valve and flowmeter.
5. water-saving hot water circulating pump according to claim 4, is characterized in that, described throttle valve is electrically connected on flow dontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320307570 CN203272155U (en) | 2013-05-31 | 2013-05-31 | Water-saving type hot water circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320307570 CN203272155U (en) | 2013-05-31 | 2013-05-31 | Water-saving type hot water circulating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203272155U true CN203272155U (en) | 2013-11-06 |
Family
ID=49502582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320307570 Expired - Lifetime CN203272155U (en) | 2013-05-31 | 2013-05-31 | Water-saving type hot water circulating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203272155U (en) |
-
2013
- 2013-05-31 CN CN 201320307570 patent/CN203272155U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU NEW LUOKAI MECHANICAL AND ELECTRICAL CO., Free format text: FORMER OWNER: TAN XING Effective date: 20140428 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140428 Address after: 213104, No. 71, Tang villa village, Luoyang Town, Changzhou, Jiangsu, Wujin Patentee after: JIANGSU NEW LUOKAI MECHANICAL AND ELECTRICAL MANUFACTURING GROUP CO.,LTD. Address before: 213104, Luoyang Town, Wujin District, Jiangsu City, Changzhou Province Patentee before: Tan Xing |
|
| C56 | Change in the name or address of the patentee |
Owner name: JISANGSU ROCOI MECHANICAL+ ELECTRICAL CO., LTD. Free format text: FORMER NAME: JIANGSU NEW LUOKAI MECHANICAL AND ELECTRICAL CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 213104, No. 71, Tang villa village, Luoyang Town, Changzhou, Jiangsu, Wujin Patentee after: JIANGSU LUOKAI MECHANICAL & ELECTRICAL Co.,Ltd. Address before: 213104, No. 71, Tang villa village, Luoyang Town, Changzhou, Jiangsu, Wujin Patentee before: JIANGSU NEW LUOKAI MECHANICAL AND ELECTRICAL MANUFACTURING GROUP CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |