CN204419554U - A kind of heating agent water pump adds Preheating unit - Google Patents
A kind of heating agent water pump adds Preheating unit Download PDFInfo
- Publication number
- CN204419554U CN204419554U CN201420821625.XU CN201420821625U CN204419554U CN 204419554 U CN204419554 U CN 204419554U CN 201420821625 U CN201420821625 U CN 201420821625U CN 204419554 U CN204419554 U CN 204419554U
- Authority
- CN
- China
- Prior art keywords
- water pump
- heating agent
- valve
- heat medium
- connects
- 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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Abstract
A kind of heating agent water pump adds Preheating unit, comprise heat medium water pump intake, heat medium water pump discharge, heating agent waterline, valve, heating agent water pump, described heating agent waterline connects heating agent water pump by valve, described heating agent water pump separates two lines, article one, pass through one-way valve, valve directly connects heat medium water pump discharge, and another connects pre-hot line by valve, and described pre-hot line connects heat medium water pump discharge.Advantage is: water pump is in good stand-by state always, avoids the regular obstruction of water pump, and ensure and produce normal operation, structure is simple, cheap.
Description
Technical field
The utility model relates to a kind of heat medium water pump-unit, particularly relates to a kind of heating agent water pump and adds Preheating unit.
Background technique
At present, existing heat medium water pump-unit is made up of heat medium water pump intake, heat medium water pump discharge, heating agent line, because the heating agent water pump of prior art does not have pre-hot line, in the winter time easily on congeal ice, cause water pump to block, antifreeze work is inconvenient to carry out, and directly affects the normal operation of package unit.
Model utility content
For avoiding the deficiencies in the prior art, the utility model provides a kind of heating agent water pump to add Preheating unit.
The technical solution of the utility model is: a kind of heating agent water pump adds Preheating unit, comprise heat medium water pump intake, heat medium water pump discharge, heating agent waterline, valve, heating agent water pump, described heating agent waterline connects heating agent water pump by valve, described heating agent water pump separates two lines, article one, pass through one-way valve, valve directly connects heat medium water pump discharge, and another connects pre-hot line by valve, and described pre-hot line connects heat medium water pump discharge.
The beneficial effects of the utility model are: after increasing pre-hot line, and water pump is in good stand-by state always, avoid the regular obstruction of water pump, and ensure and produce normal operation, structure is simple, cheap.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein 1 is heat medium water pump intake, and 2 is heating agent waterline, and 3 is valve, and 4 is heating agent water pump, and 5 is one-way valve, and 6 is pre-hot line, and 7 is heat medium water pump discharge.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
A kind of heating agent water pump adds Preheating unit, comprise heat medium water pump intake 1, heat medium water pump discharge 7, heating agent waterline 2, valve 3, heating agent water pump 4, described heating agent waterline 2 connects heating agent water pump 4 by valve 3, described heating agent water pump 4 separates two lines, article one, by one-way valve 5, valve 3 directly connects heat medium water pump discharge 7, and another connects pre-hot line 6 by valve 3, and described pre-hot line 6 connects heat medium water pump discharge 7.
Claims (1)
1. a heating agent water pump adds Preheating unit, comprise heat medium water pump intake, heat medium water pump discharge, heating agent waterline, valve, heating agent water pump, it is characterized in that: described heating agent waterline connects heating agent water pump by valve, described heating agent water pump separates two lines, article one, pass through one-way valve, valve directly connects heat medium water pump discharge, and another connects pre-hot line by valve, and described pre-hot line connects heat medium water pump discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821625.XU CN204419554U (en) | 2014-12-23 | 2014-12-23 | A kind of heating agent water pump adds Preheating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821625.XU CN204419554U (en) | 2014-12-23 | 2014-12-23 | A kind of heating agent water pump adds Preheating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204419554U true CN204419554U (en) | 2015-06-24 |
Family
ID=53469932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420821625.XU Expired - Fee Related CN204419554U (en) | 2014-12-23 | 2014-12-23 | A kind of heating agent water pump adds Preheating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204419554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218253A (en) * | 2017-07-11 | 2017-09-29 | 武安市永盛机械泵业有限公司 | A kind of heat medium pump containing cooling bearing body device |
-
2014
- 2014-12-23 CN CN201420821625.XU patent/CN204419554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218253A (en) * | 2017-07-11 | 2017-09-29 | 武安市永盛机械泵业有限公司 | A kind of heat medium pump containing cooling bearing body device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150624 Termination date: 20181223 |