CN204404351U - A kind of for the mixed water heat-exchanger rig in heating system - Google Patents
A kind of for the mixed water heat-exchanger rig in heating system Download PDFInfo
- Publication number
- CN204404351U CN204404351U CN201520004248.5U CN201520004248U CN204404351U CN 204404351 U CN204404351 U CN 204404351U CN 201520004248 U CN201520004248 U CN 201520004248U CN 204404351 U CN204404351 U CN 204404351U
- Authority
- CN
- China
- Prior art keywords
- water
- suction chamber
- heat
- exchanger rig
- communicated
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of for the mixed water heat-exchanger rig in heating system, it is arranged at boiler and user's building or between heat exchange station and user's building, and it comprises water admixing device, the heat exchange supply channel that is communicated with by injection valve with water admixing device entrance, export the user's supply channel be communicated with by mixing valve and the water return pipeline be communicated with bypass line by injection valve with water admixing device suction chamber with water admixing device.1, the utility model is provided with mixed water heat-exchanger rig between heat exchange station and user's building, mixed water heat-exchanger rig is connected with corresponding heat supplying pipeline respectively by adjustable valve, the large I of heating load regulates as required, therefore its hydraulic stability is high, antijamming capability strong, can provide different supply water temperatures; Satisfied different demand can be carried out with the different proportion of high-temperature water and water at low temperature by the injection valve that arranges, mixing valve and injection valve, make flow in building more abundant.
Description
Technical field
The utility model relates to a kind of for the mixed water heat-exchanger rig in heating system.
Background technology
The situations such as current heating system exists over-designed, each position drag size of system differs, terminal temperature difference is complicated, cause the phenomenon that system hydraulic unbalance, the little temperature difference of water circulation ubiquity large discharge, user are uneven in temperature, cause the waste of energy of user side water circulation huge.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of hydraulic stability is high, antijamming capability is strong, can automatically regulate heating load for the mixed water heat-exchanger rig in heating system.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of for the mixed water heat-exchanger rig in heating system, its key technology is: it is arranged at boiler and user's building or between heat exchange station and user's building, and it comprises water admixing device, the heat exchange supply channel that is communicated with by injection valve with water admixing device entrance, export the user's supply channel be communicated with by mixing valve and the water return pipeline be communicated with bypass line by injection valve with water admixing device with water admixing device.
Described water admixing device comprises suction chamber, described suction chamber top is provided with the ejecting port for connecing user's return pipe be communicated with it, described suction chamber inside is provided with nozzle, described nozzle one end is provided with the jet be communicated with pipe network water supply pipe, the right-hand member of described suction chamber is the elongated mixing tube be communicated with it, described mixing tube right-hand member is the diffuser be communicated with it, and the other end of described diffuser is the feed water inlet for being communicated with user's feed pipe.
Described nozzle one end is taper, the other end is columnar structured with ring flange, and described suction chamber right-hand member is frustum type, and the conical section of nozzle extends to the frustum type space segment of this suction chamber;
Described diffuser is inverted cone-shaped structure; The tapering of described diffuser, nozzle cone part and the tapered part of suction chamber increases successively, and the tapered part of described nozzle, diffuser and the tapered part of suction chamber are coaxially arranged.
The front end of described nozzle has been provided with the extension tube of abrasionproof protective effect.
The cone angle of described diffuser is 15-35 °, and the cone angle of described nozzle cone part is 20-45 °, and the cone angle of the tapered part of described suction chamber is 40-80 °.
The length of described suction chamber: the length of mixing tube: the length of diffuser is 8-12:4-6:10-14, wherein the length of the length ﹤ diffuser of the length ﹤ suction chamber of mixing tube.
Described ejecting port, jet and mixing mouth place are provided with ring flange.
Described injection valve, mixing valve and injection valve are ball valve, butterfly valve or gate valve.
Wherein, the principle of water admixing device is: the high-temperature water entered by pipe network water supply pipe is under its pressure effect, ejected by nozzle at high speeds, enter suction chamber, kinetic energy increases, pressure drop, forms low-pressure area, because the pressure of nozzle exit is lower than the pressure of suction chamber entrance, a part of backwater of system in heat user building can be sucked and enters mixing tube together.In mixing tube, both carry out thermal energy exchange and exchange of kinetic energy, make the temperature of mixed two kinds of fluids, speed reaches unanimity, then enter diffuser.In the diffuser of flaring type, the flow velocity of mixing water reduces gradually and pressure raises gradually, is enough to be admitted to system in heat user building when overcoming SR in heat user building when pressure rises to.
The beneficial effect adopting technique scheme to produce is:
1, the utility model is provided with mixed water heat-exchanger rig between heat exchange station and user's building, mixed water heat-exchanger rig is connected with corresponding heat supplying pipeline respectively by adjustable valve, the large I of heating load regulates as required, therefore its hydraulic stability is high, antijamming capability strong, can provide different supply water temperatures;
2, satisfied different demand can be carried out with the different proportion of high-temperature water and water at low temperature by the injection valve that arranges, mixing valve and injection valve, make flow in building more abundant.
3, have employed special water admixing device, it does not have moving component, and reliable operation does not need spare part, freedom from repairs, and itself does not directly use power supply, saves the energy; The utility model nozzle, suction chamber and diffuser are all set to tapered structure, and the length of the length ﹤ diffuser of the length ﹤ suction chamber of mixing tube, the cone angle of described diffuser is 15-35 °, the cone angle of the tapered part of described nozzle is 20-45 °, and the cone angle of the tapered part of described suction chamber is 40-80 °, by the optimal design of above-mentioned technique, the test a large amount of through us proves, its mixed water is effective, long service life, economic worth optimization; This body structure of this water admixing device is simple, easy for installation, friction, noiselessness.
Accompanying drawing explanation
Fig. 1 is the principle schematic of mixed water heat-exchange system;
Fig. 2 is the schematic diagram of this water admixing device;
Wherein, 1, suction chamber, 2, nozzle, 3, mixing tube, 4, diffuser, 5, ring flange, 6, ejecting port, 7, feed water inlet, 8, jet, 9, mixing valve, 10, water admixing device, 11, injection valve, 12, bypass line, 13, injection valve, 14, extension tube; 1#, 2#, 3# represent No. 1 building, No. 2 building and No. 3 building respectively, and the mixed water heat-exchanger rig of A representative, B represents boiler or heat exchange station, and C represents dirt separator, and D represents circulating pump, and E represents small pump.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
See accompanying drawing 1 and accompanying drawing 2, this mixed water heat-exchanger rig is arranged at boiler and user's building or (namely before user building) between heat exchange station and user's building, and it comprises water admixing device 10, the heat exchange supply channel that is communicated with by injection valve 13 with water admixing device 10 entrance, export the user's supply channel be communicated with by mixing valve 9 and the water return pipeline be communicated with bypass line 12 by injection valve 11 with the suction chamber 1 of water admixing device 10 with water admixing device 10.Described injection valve, mixing valve and injection valve are ball valve, butterfly valve or gate valve.Whole mixed water heat-exchange system also comprises the original system such as circulating pump, small pump equipment.
See accompanying drawing 2, described water admixing device 10 comprises suction chamber 1, described suction chamber 1 top is provided with the ejecting port 6 for connecing user's return pipe be communicated with it, described suction chamber 1 inside is provided with nozzle 2, described nozzle 2 one end is provided with the jet 8 be communicated with pipe network water supply pipe, the right-hand member (for Fig. 2) of described suction chamber 1 is the elongated mixing tube 3 be communicated with it, described mixing tube 3 right-hand member is the diffuser 4 be communicated with it, and the other end of described diffuser 4 is the feed water inlet 7 for being communicated with user's feed pipe.Described ejecting port 6, jet 8 and feed water inlet 7 place are equipped with ring flange 5, are connected with corresponding heating network by flange.
What to be tapered, the other end be in described nozzle 2 one end with ring flange 5 is columnar structured, and described suction chamber 1 right-hand member is tapered, and the tapered part of nozzle 2 extends to the tapered space segment of this suction chamber 1, and described diffuser 4 is inverted cone-shaped structure; The tapering of described diffuser 4, the tapered part of nozzle and the tapered part of suction chamber increases successively, and the tapered part of the tapered part of described nozzle, diffuser and suction chamber 1 is coaxially arranged.The cone angle of described diffuser 4 is 15-35 °, and the cone angle of the tapered part of described nozzle 2 is 20-45 °, and the cone angle of the tapered part of described suction chamber 1 is 40-80 °.The length L1 of described suction chamber: the length L2 of mixing tube: the length L3 of diffuser is: 8 ~ 12:4 ~ 6:10 ~ 14, the wherein length of the length ﹤ diffuser of the length ﹤ suction chamber of mixing tube.The front end of described nozzle has been provided with the extension tube 14 of abrasionproof protective effect.
The utility model is registered one's residence in well before heat user building, and (or basement or aerial) installs mixed water heat-exchanger rig additional, makes each heat user all have independently mixed water heat-exchange system.Heat supply network transmission & distribution before mixed water heat-exchanger rig are " the large temperature difference of low discharge ", and the heat supply network (in heat user building system) after mixed water heat-exchanger rig is " the little temperature difference of low temperature large discharge ".Like this, both the heat supply network pressure drop before mixed water heat-exchanger rig had been reduced, in turn increase system pressure drop in heat user building, substantially increase the hydraulic stability of heating system, debugging is simple, antijamming capability strong (substantially unaffected during heat supply working conditions change), effectively alleviates the phenomenon that in heat user building, system is uneven in temperature simultaneously.System solves the problem existing heating system Problems existing, and reduce direct supply system or for the operation power consumption of electrical secondary system circulating pump, indirectly improve the operational efficiency of heat source side, reach the object of economize on electricity, joint hot (coal, gas etc.).
Tradition direct supply system, heat user is connected directly between on hot-water heat-supply network, and the hydraulic regime of heat user and hot-water heat-supply network directly contacts, and the two heat medium temperature is identical, therefore heat user system and hot-water heat-supply network are at the same level, namely all belong to first-degree heating network.
After installing mixed water heat-exchanger rig additional, the hydraulic regime of heat user and conventional hot water's heat supply network contacts indirectly, and the two heat medium temperature is different.Tradition first-degree heating network becomes secondary heat networks, and the hot-water heat-supply network namely before mixed water heat-exchanger rig is first-degree heating network, and the hot-water heat-supply network's (in heat user building system) after mixed water heat-exchanger rig is secondary heat networks.
For system between tradition, the heat supply network before heat exchange station is first-degree heating network; Heat supply network (comprising heat user system) after heat exchange station is secondary heat networks.
After installing mixed water heat-exchanger rig additional, traditional secondary heat networks becomes three grades of heat supply networks, and the heat supply network namely before heat exchange station is first-degree heating network; Heat supply network after heat exchange station, before mixed water heat-exchanger rig is secondary heat networks; Hot-water heat-supply network's (in heat user building system) after mixed water heat-exchanger rig is three grades of heat supply networks.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the invention, can realize in other embodiments.Therefore, the invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. one kind for the mixed water heat-exchanger rig in heating system, the heat exchange supply channel it is characterized in that: it is arranged at boiler and user's building or between heat exchange station and user's building, it comprises water admixing device (10), being communicated with by injection valve (13) with water admixing device (10) entrance, export the user's supply channel be communicated with by mixing valve (9) and the water return pipeline be communicated with bypass line (12) by injection valve (11) with water admixing device (10) with water admixing device (10).
2. according to claim 1 for the mixed water heat-exchanger rig in heating system, it is characterized in that: described water admixing device (10) comprises suction chamber (1), described suction chamber (1) top is provided with the ejecting port (6) for connecing user's return pipe be communicated with it, described suction chamber (1) inside is provided with nozzle (2), described nozzle (2) one end is provided with the jet (8) be communicated with pipe network water supply pipe, the right-hand member of described suction chamber (1) is the elongated mixing tube (3) be communicated with it, described mixing tube (3) right-hand member is the diffuser (4) be communicated with it, the other end of described diffuser (4) is the feed water inlet (7) for being communicated with user's feed pipe.
3. according to claim 2 for the mixed water heat-exchanger rig in heating system, it is characterized in that: what described nozzle (2) one end was tapered, the other end for ring flange (5) is columnar structured, described suction chamber (1) right-hand member is tapered, and the tapered part of nozzle (2) extends to the tapered space segment of this suction chamber (1).
4. according to claim 3 for the mixed water heat-exchanger rig in heating system, it is characterized in that: described diffuser (4) is inverted cone-shaped structure;
The tapering of described diffuser (4), the tapered part of nozzle and the tapered part of suction chamber increases successively, and the tapered part of described nozzle, diffuser and the tapered part of suction chamber are coaxially arranged.
5. according to claim 4 for the water admixing device in heating system, it is characterized in that: the front end of described nozzle has been provided with the extension tube (14) of abrasionproof protective effect.
6. according to claim 3 for the mixed water heat-exchanger rig in heating system, it is characterized in that: the cone angle of described diffuser (4) is 15-35 °, the cone angle of described nozzle (2) tapered part is 20-45 °, and the cone angle of described suction chamber (1) tapered part is 40-80 °.
7. according to claim 3 for the mixed water heat-exchanger rig in heating system, it is characterized in that: the length L1 of described suction chamber: the length L2 of mixing tube: the length L3 of diffuser is: 8 ~ 12:4 ~ 6:10 ~ 14, wherein the length of the length ﹤ diffuser of the length ﹤ suction chamber of mixing tube.
8. according to any one of claim 1-7 for the mixed water heat-exchanger rig in heating system, it is characterized in that: described ejecting port (6), jet (8) and feed water inlet (7) place are equipped with ring flange (5).
9. according to claim 8 for the mixed water heat-exchanger rig in heating system, it is characterized in that: described injection valve, mixing valve and injection valve are ball valve, butterfly valve or gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004248.5U CN204404351U (en) | 2015-01-06 | 2015-01-06 | A kind of for the mixed water heat-exchanger rig in heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004248.5U CN204404351U (en) | 2015-01-06 | 2015-01-06 | A kind of for the mixed water heat-exchanger rig in heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204404351U true CN204404351U (en) | 2015-06-17 |
Family
ID=53428203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520004248.5U Active CN204404351U (en) | 2015-01-06 | 2015-01-06 | A kind of for the mixed water heat-exchanger rig in heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204404351U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930576A (en) * | 2015-06-29 | 2015-09-23 | 北京合利能科技有限公司 | Highly-stable anticorrosion complete set heat supply system |
| CN105115026A (en) * | 2015-07-20 | 2015-12-02 | 北京建筑大学 | Large-temperature-difference heat exchanger of heat exchange station of primary heat supply network of heat supply system |
| CN105928056A (en) * | 2016-06-14 | 2016-09-07 | 张帆 | Boiler group control system based on water mixing device |
| CN109140561A (en) * | 2018-08-22 | 2019-01-04 | 刘姿含 | A kind of energy saving and environment friendly Home Heating device |
| CN110131219A (en) * | 2019-06-12 | 2019-08-16 | 青岛海瑞智能工程有限公司 | Equal-pressure-difference flow increasing control system and its method |
| CN113357531A (en) * | 2021-05-21 | 2021-09-07 | 厚普清洁能源股份有限公司 | System and method capable of simultaneously filling LNG cold liquid and hot liquid |
-
2015
- 2015-01-06 CN CN201520004248.5U patent/CN204404351U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930576A (en) * | 2015-06-29 | 2015-09-23 | 北京合利能科技有限公司 | Highly-stable anticorrosion complete set heat supply system |
| CN104930576B (en) * | 2015-06-29 | 2018-02-09 | 北京合利能科技有限公司 | The complete heating system of high steady anti-corrosion |
| CN105115026A (en) * | 2015-07-20 | 2015-12-02 | 北京建筑大学 | Large-temperature-difference heat exchanger of heat exchange station of primary heat supply network of heat supply system |
| CN105115026B (en) * | 2015-07-20 | 2018-11-27 | 北京建筑大学 | The big temperature difference heat exchanger of heat supply network heat exchange station of heating system |
| CN105928056A (en) * | 2016-06-14 | 2016-09-07 | 张帆 | Boiler group control system based on water mixing device |
| CN105928056B (en) * | 2016-06-14 | 2019-02-05 | 张帆 | Boiler group control system based on water admixing device |
| CN109140561A (en) * | 2018-08-22 | 2019-01-04 | 刘姿含 | A kind of energy saving and environment friendly Home Heating device |
| CN110131219A (en) * | 2019-06-12 | 2019-08-16 | 青岛海瑞智能工程有限公司 | Equal-pressure-difference flow increasing control system and its method |
| CN113357531A (en) * | 2021-05-21 | 2021-09-07 | 厚普清洁能源股份有限公司 | System and method capable of simultaneously filling LNG cold liquid and hot liquid |
| CN113357531B (en) * | 2021-05-21 | 2022-10-11 | 厚普清洁能源(集团)股份有限公司 | System and method capable of simultaneously filling LNG cold liquid and hot liquid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204404351U (en) | A kind of for the mixed water heat-exchanger rig in heating system | |
| CN202350161U (en) | Household floor heating system | |
| CN203940498U (en) | A kind of bio-waste heating system | |
| CN101265511B (en) | Energy circulation system for converter gas flue evaporation cooling optimization | |
| CN204404313U (en) | A kind of for the water admixing device in heating system | |
| CN201866829U (en) | Heat exchange station system | |
| CN212457066U (en) | Unpowered self-circulation grading balance intelligent heating device | |
| CN202757190U (en) | Hydraulic module specially used for ground source heat pump unit | |
| CN201866842U (en) | Integrated device of heating and solar hot water supply for town residences | |
| CN201982148U (en) | Vacuum steam heating and pressurizing recovery device for steam turbine | |
| CN207230504U (en) | A kind of solar energy heating electromagnetism steam boiler | |
| CN203906390U (en) | Novel energy-saving jet device for hot-and-cold water circulating system | |
| CN105403059A (en) | Waste-heat utilization device for fuel gas type controlled atmosphere multi-purpose furnace and heat supply system with waste-heat utilization device | |
| CN204942860U (en) | A kind of recirculated cooling water inlet and outlet pipe lines | |
| CN201819592U (en) | Heat conduction facility for heating | |
| CN203657043U (en) | Non-tail end integral central heating network of multi-rowed belt bypass loop with multi-stations | |
| CN203190715U (en) | Flue gas waste heat recovery system used in summer and winter | |
| CN218455251U (en) | Low-resistance high-efficiency heating system | |
| CN103453579B (en) | Hydraulic decoupling tank for central heating system | |
| CN204739671U (en) | Single tube circulation heating system | |
| CN204254711U (en) | The distributed mixing heating system of a kind of long defeated single tube | |
| CN103499119A (en) | Preassembled type primary and secondary ring assembly and system applied to floor heating hydraulic system | |
| CN204943681U (en) | A kind of air-conditioning system | |
| CN202092205U (en) | Split sewage heat supplying device in building houses | |
| CN209165529U (en) | A kind of direct-connected thermal power plant unit of mixed water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |