CN208282222U - A kind of heat supply inlet device of heating user terminal installation injector - Google Patents
A kind of heat supply inlet device of heating user terminal installation injector Download PDFInfo
- Publication number
- CN208282222U CN208282222U CN201820782853.9U CN201820782853U CN208282222U CN 208282222 U CN208282222 U CN 208282222U CN 201820782853 U CN201820782853 U CN 201820782853U CN 208282222 U CN208282222 U CN 208282222U
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- China
- Prior art keywords
- water
- pipe
- injector
- user terminal
- terminal installation
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of heat supply inlet devices of heating user terminal installation injector, including water supplying pipe and return pipe, one end of water supplying pipe and return pipe is connect with the confession of tube net outside, water return pipeline respectively, the other end connect forming circuit with the confession of building monomer, water return pipeline respectively, injector is provided on water supplying pipe, injector is connect by the second shut-off valve with return pipe, the water supply of outdoor heating network enters injector after thermometer, pressure gauge and filter, and injector is used to be automatically drawn into the water of return pipe by negative pressure and is sent into building monomer after mixing.Ejector applications in building heating system, can largely be reduced the energy consumption of energy source station by the utility model.
Description
Technical field
The utility model belongs to Heating,Ventilating and Air Conditioning technical field, and in particular to a kind of heat supply of heating user terminal installation injector
Inlet device.
Background technique
It is (dynamic to be equipped with balanced valve in order to meet the hydraulic equilibrium of each building monomer at building inlet device for industry at present
State, static state), so that the building system Nei Ge is reached hydraulic equilibrium by increasing significantly end resistance, fluid supply energy consumption is very big.It is existing
Have in heating system in order to guarantee end building monomer can normal hot water circuit it is necessary to guaranteeing the waterpower of each building monomer not
Balanced ratio is less than 15%, this just needs that hydraulic jacking tests are arranged in the heating system inlet hydraulic cutting seam Lou Dong, it is possible to one
Balanced valve low will disappear the lift of 10m or more, and a large amount of conveying energy consumptions for wasting water pumps, this is that can not keep away in traditional heating system
Exempt from.
In order to guarantee building monomer can normal hot water circuit, will generally guarantee that the inlet of terminal monomeric has 10m left
Right lift, is the available pressure difference for being far longer than monomer in fact, can guarantee 3m or so lift by testing high level.But at present
Using big lift scheme be also be not able to and for it.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of heating
User terminal installs the heat supply inlet device of injector, and the entrance for maying be used at each building replaces traditional hydraulic equilibrium device, benefit
With the extra pressure difference in pipe network, increasing flow to reduce the temperature difference using Venturi effect is the heat supply of building monomer, energy source station can be made to follow
Ring water pump electrical power reduces by 50% or so.
The utility model uses following technical scheme:
A kind of heat supply inlet device of heating user terminal installation injector, including water supplying pipe and return pipe and return at water supplying pipe
One end of water pipe is connect with the confession of tube net outside, water return pipeline respectively, and the other end connects with the confession of building monomer, water return pipeline respectively
Forming circuit is connect, injector is provided on water supplying pipe, injector is connect by the second shut-off valve with return pipe, outdoor heating network
Water supply enter injector after thermometer, pressure gauge and filter, injector is used to be automatically drawn into return pipe by negative pressure
Water is simultaneously sent into building monomer after mixing.
Specifically, being disposed with the first temperature from tube net outside water supplying pipe between building monomer water supplying pipe on water supplying pipe
Meter, the first gate valve, filter, the second gate valve, injector, the first shut-off valve, second temperature meter and third pressure gauge.
Further, be disposed with first sleeve and the 4th gate valve between the first gate valve and filter, first sleeve with
Heat meter electrical connection on return pipe is set.
Further, first pressure gauge and second pressure gauge are separately positioned on the both ends of filter, and filter includes successively
The first filter of connection and the second filter.
Specifically, the building return pipe Shang Cong monomer return pipe ends to third is disposed between tube net outside return pipe
Valve, the second casing, heat meter and third gate valve, the second casing are electrically connected with heat meter.
Further, third thermometer and the 4th pressure gauge are disposed between third shut-off valve and the second casing.
Further, the 6th gate valve is provided between heat meter and third gate valve.
Specifically, being connected between water supplying pipe and return pipe by the 5th gate valve, the 5th gate valve is located at water supplying pipe and return pipe
At the confession of tube net outside, water return pipeline.
Specifically, water supplying pipe and return pipe are arranged in pipe well or trench.
Compared with prior art, the utility model at least has the advantages that
A kind of heat supply inlet device of heating user terminal installation injector of the utility model, one end of water supplying pipe and return pipe
It is connect respectively with the confession of tube net outside, water return pipeline, the other end connect and to be formed back with the confession of building monomer, water return pipeline respectively
Road is provided with injector on water supplying pipe, and injector is connect by the second shut-off valve with return pipe, and the water supply of outdoor heating network passes through
Enter injector after thermometer, pressure gauge and filter, injector is used to be automatically drawn into the water of return pipe by negative pressure and through mixed
It is sent into building monomer after conjunction, replaces existing hydraulic equilibrium device, instead of with injector, pipe network is utilized with Wen Qiuli effect in this way
Extra pressure can convert one times or so of flow, make extra pressure conversion flow of monomer, and such end flow increases
One times, the hot water circulating pump of energy source station can reduce half flow, and heating system energy consumption is made to save 50%.
Further, the first thermometer detects tube net outside supply water temperature, and the first gate valve is shared with third gate valve, switch gear room
Outside ductwork provides recirculated water for monomer, also turns off and uses for system overhaul, first pressure gauge and second pressure gauge differential analysis
Whether filter, which needs, is cleaned, and the differential pressure conditions that tube net outside gives monomer can be obtained in first pressure gauge and the 4th pressure gauge difference,
First filter is that coarse filter first filters big partial size impurity, and the second filter is fine filter, and the second gate valve is replacement injection
Device uses, and injector is the high circulation pressure difference that tube net outside is utilized by Wen Qiuli principle, is automatically drawn into the low temperature of water return pipeline
Water is mixed with the hot water of water supply pipe, and the first shut-off valve is off and adjusts monomer water supply total flow, and second temperature meter is monitoring
Into the supply water temperature of monomer, the current circulation pressure difference of monomer is can be obtained in third pressure gauge and the 4th pressure gauge difference.
Further, first sleeve is heat meter high temperature samples end, and heat meter needs to sample confession, return water temperature, the
Four gate valves and the 6th gate valve are that system overhaul sluicing uses.
Further, two filters, first is coarse filtration, can filter large-scale impurity such as stone etc., the second filtering
Device is refined filtration, can filter the small-sized impurity such as fine sand, if the system that two filters are is more stable, a coarse filtration, system is not up to
To filtering requirement, a refined filtration always blocks, needs ceaselessly to clean filter.
Further, the effect of third cut-off valve breakdown monomer and adjusting flow of monomer, the second casing are adopted for heat meter
The foundation that monomer is settled accounts using heat and third gate valve are made in the use of sample water at low temperature, heat meter and the first gate valve shares and is off room
Outside ductwork provides recirculated water to monomer, and it is in order to which heat meter samples return water temperature service that the second casing is connect with heat meter.
Further, the 5th gate valve is opening when tube net outside rinses, and heating is closed when operating normally.
In conclusion the utility model by ejector applications in building heating system, can largely reduce the energy of energy source station
Consumption.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the utility model connection schematic diagram.
Wherein: 1. water supplying pipes；2. return pipe；11. the first thermometer；12. second temperature meter；13. third thermometer；21.
First gate valve；22. the second gate valve；23. third gate valve；31. the first shut-off valve；32. the second shut-off valve；33. third shut-off valve；
41. first pressure gauge；42. second pressure gauge；43. third pressure gauge；44. the 4th pressure gauge；5. first filter；6. the second mistake
Filter；7. injector；81. the 4th gate valve；82. the 5th gate valve；83. the 6th gate valve；91. first sleeve；92. the second casing；10.
Heat meter.
Specific embodiment
The utility model discloses it is a kind of heating user terminal installation injector heat supply inlet device, outdoor heating network
It supplies water and enters injector after thermometer, pressure gauge, filter, while injector is automatically drawn into water return pipeline water by negative pressure and mixes
Building monomer is sent into after conjunction, the confession heat flow into monomer is twice that yard piping is sent into before monomer.
Referring to Fig. 1, a kind of heat supply inlet device of heating user terminal installation injector of the utility model, including water supplying pipe
1 and return pipe 2, one end of water supplying pipe 1 and return pipe 2 connects tube net outside respectively, and the other end connects building monomer for return pipe respectively
Road forming circuit, from tube net outside to being disposed with the first thermometer 11, first between building monomer water supplying pipe on water supplying pipe 1
Gate valve 21, first sleeve 91, the 4th gate valve 81, first pressure gauge 41, first filter 5, the second filter 6, second pressure gauge
42, the second gate valve 22, injector 7, the first shut-off valve 31, second temperature meter 12 and third pressure gauge 43；
2 building Shang Cong monomer return pipe of return pipe is to being disposed with third shut-off valve 33, third temperature between tube net outside
The 13, the 4th pressure gauge 44 of degree meter, the second casing 92, heat meter 10, the 6th gate valve 83 and third gate valve 23.
Injector 7 on water supplying pipe 1 is connect by the second shut-off valve 32 with return pipe 2, between water supplying pipe 1 and return pipe 2
It is connected by the 5th gate valve 82, the 5th gate valve 82 is located at water supplying pipe 1 and return pipe 2 at tube net outside.
The specific work process of the utility model is as follows:
Tube net outside high temperature (compared with return water temperature) supplies water after two filters, and into injector, injector is certainly
The water at low temperature of dynamic sucking water return pipeline forms moderate temperature hot water after mixing with high-temperature-hot-water feeds building concentration, utilizes injection
Overbottom pressure after device, makes single intracorporal heating water circulation, and the water at low temperature after user terminal heating passes through gauge table, fortune through water return pipeline
After calculating calorie value, tube net outside is flowed back to.
Heat meter 10 can carry out charging using heat according to monomer, and first filter 5 and the second filter 6 are respectively used to
Coarse filtration and essence filtering, observation system when can check running situation at any time by the pressure gauge of setting, thermometer and adjust
System temperature.
Adjust the stream that the first shut-off valve 31 of water supplying pipe 1 first makes its flow reach the distribution of tube net outside Ying Gei building monomer
Amount is then turned on second shut-off valve 32 on 7 side of injector, so that flow is reached building monolithic design value, this process is in combination with pipe
Road clip ultrasonic flowmeter completes (this process is to adjust for back-mixing water ratio), reaches monolithic design requirement.
Using the injector of Wen Qiuli effect, the supply water temperature of energy source station can be made to improve the transfer efficiency for increasing heating network
(temperature is higher, and transfer efficiency is higher), while the flow of water pump 50% can be reduced, i.e., about 50% or so electricity solves biography
System is for the high problem of thermal region conveying energy consumption.This inlet device can be used for the district heating of more monomers of unlimited scale.
The above content is only to illustrate the technical idea of the utility model, and the protection model of the utility model cannot be limited with this
Enclose, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this reality
Within protection scope with novel claims.
Claims (9)
1. a kind of heat supply inlet device of heating user terminal installation injector, which is characterized in that including water supplying pipe (1) and return pipe
(2), one end of water supplying pipe (1) and return pipe (2) respectively with tube net outside confession, water return pipeline connect, the other end respectively with building
The confession of monomer, water return pipeline connection forming circuit are provided with injector (7) on water supplying pipe (1), and injector (7) passes through second
Shut-off valve (32) is connect with return pipe (2), and the water supply of outdoor heating network enters injection after thermometer, pressure gauge and filter
Device (7), injector (7) are used to be automatically drawn into the water of return pipe (2) by negative pressure and are sent into building monomer after mixing.
2. a kind of heat supply inlet device of heating user terminal installation injector according to claim 1, which is characterized in that supply
From tube net outside water supplying pipe to being disposed with the first thermometer (11), the first lock between building monomer water supplying pipe on water pipe (1)
Valve (21), filter, the second gate valve (22), injector (7), the first shut-off valve (31), second temperature meter (12) and third pressure
Table (43).
3. a kind of heat supply inlet device of heating user terminal installation injector according to claim 2, which is characterized in that the
First sleeve (91) and the 4th gate valve (81), first sleeve (91) and setting are disposed between one gate valve (21) and filter
Heat meter (10) electrical connection on return pipe (2).
4. a kind of heat supply inlet device of heating user terminal installation injector according to claim 2, which is characterized in that the
One pressure gauge (41) and second pressure gauge (42) are separately positioned on the both ends of filter, and filter includes sequentially connected first mistake
Filter (5) and the second filter (6).
5. a kind of heat supply inlet device of heating user terminal installation injector according to claim 1, which is characterized in that return
Water pipe (2) building Shang Cong monomer return pipe is to being disposed with third shut-off valve (33), second set between tube net outside return pipe
Pipe (92), heat meter (10) and third gate valve (23), the second casing (92) are electrically connected with heat meter (10).
6. a kind of heat supply inlet device of heating user terminal installation injector according to claim 5, which is characterized in that the
Third thermometer (13) and the 4th pressure gauge (44) are disposed between three shut-off valves (33) and the second casing (92).
7. a kind of heat supply inlet device of heating user terminal installation injector according to claim 5, which is characterized in that heat
The 6th gate valve (83) is provided between gauge table (10) and third gate valve (23).
8. a kind of heat supply inlet device of heating user terminal installation injector according to claim 1, which is characterized in that supply
It is connected between water pipe (1) and return pipe (2) by the 5th gate valve (82), the 5th gate valve (82) is located at water supplying pipe (1) and return pipe
(2) at the confession of tube net outside, water return pipeline.
9. a kind of heat supply inlet device of heating user terminal installation injector according to claim 1, which is characterized in that supply
Water pipe (1) and return pipe (2) are arranged in pipe well or trench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782853.9U CN208282222U (en) | 2018-05-24 | 2018-05-24 | A kind of heat supply inlet device of heating user terminal installation injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782853.9U CN208282222U (en) | 2018-05-24 | 2018-05-24 | A kind of heat supply inlet device of heating user terminal installation injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208282222U true CN208282222U (en) | 2018-12-25 |
Family
ID=64730803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820782853.9U Expired - Fee Related CN208282222U (en) | 2018-05-24 | 2018-05-24 | A kind of heat supply inlet device of heating user terminal installation injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208282222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679683A (en) * | 2018-05-24 | 2018-10-19 | 中联西北工程设计研究院有限公司 | A kind of inlet device and hot and cold water flow allocation method of the unpowered injector of band |
-
2018
- 2018-05-24 CN CN201820782853.9U patent/CN208282222U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679683A (en) * | 2018-05-24 | 2018-10-19 | 中联西北工程设计研究院有限公司 | A kind of inlet device and hot and cold water flow allocation method of the unpowered injector of band |
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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: 20181225 Termination date: 20190524 |