CN207299104U - A kind of high efficiency energy saving heat exchanging unit - Google Patents
A kind of high efficiency energy saving heat exchanging unit Download PDFInfo
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- CN207299104U CN207299104U CN201721110093.9U CN201721110093U CN207299104U CN 207299104 U CN207299104 U CN 207299104U CN 201721110093 U CN201721110093 U CN 201721110093U CN 207299104 U CN207299104 U CN 207299104U
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Abstract
The utility model discloses a kind of high efficiency energy saving heat exchanging unit, including secondary return pipe, flow control valve and seal washer, the upside middle position of the secondary return pipe is provided with back water pump, filling pipe is provided with the right side of the secondary return pipe, the right side of the back water pump is provided with bypass pipe back water pump on the upside of filling pipe, and the right side of the filling pipe is provided with primary water pipe on the downside of bypass pipe back water pump；Bypass pipe is added between the plate exchanger secondary side inlet and outlet of heat-exchange unit and flow control valve carries out mixed water, make the plate exchanger secondary side temperature difference, flow, flow velocity, kinetic pressure losses and the primary side of heat-exchange unit identical, ensure the energy-efficient operation of plate heat exchanger of heat-exchange unit, plate exchanger secondary side kinetic pressure losses 0. 04 can be reduced and arrive 0. 06 megapascal, it can guarantee that the heating effect of heat-exchange unit again, reduce the cost of investment 10 to percent 20 of plate heat exchanger.
Description
Technical field
The utility model belongs to heat-exchange unit technical field, and in particular to a kind of high efficiency energy saving heat exchanging unit.
Background technology
Existing pipe network of central heating system is 130/70 DEG C for backwater design temperature, 60 DEG C of the temperature difference；Secondary pipe network supplies
Backwater design temperature is 50/40 DEG C (floor heating), 10 DEG C of the temperature difference；Heat-exchange unit plate heat exchanger primary side out temperature is 130/
70 DEG C, 60 DEG C of the temperature difference；Heat-exchange unit plate exchanger secondary side out temperature is 50/40 DEG C, 10 DEG C of the temperature difference.
In operation, heat-transfer effect, the kinetic pressure losses of primary side and secondary side differ greatly traditional plate-type heat-exchange unit,
It is difficult to reach energy-efficient at the same time, designer is in the design selection of plate heat exchanger, very headache, with national in recent years
Energy-saving and emission-reduction are constantly paid attention to, for the problem above of heat-exchange unit, some plate heat exchanger producers attempt to make unequal section
Plate heat exchanger, but all manufacture craft is difficult, it is ineffective.
Utility model content
The purpose of this utility model is to provide a kind of high efficiency energy saving heat exchanging unit, to solve to propose in above-mentioned background technology
Traditional plate-type heat-exchange unit in operation, heat-transfer effect, the kinetic pressure losses of primary side and secondary side differ greatly, it is difficult to together
When reach energy-efficient, designer is in the design selection of plate heat exchanger, very headache, as country in recent years is to energy saving
Emission reduction is constantly paid attention to, and for the problem above of heat-exchange unit, some plate heat exchanger producers attempt to make that unequal section is board-like changes
Hot device, but all manufacture crafts are difficult, it is ineffective the problem of.
To achieve the above object, the utility model provides following technical solution：A kind of high efficiency energy saving heat exchanging unit, including two
Secondary return pipe, flow control valve and seal washer, the upside middle position of the secondary return pipe is provided with back water pump, described
Filling pipe is provided with the right side of secondary return pipe, the right side of the back water pump is provided with bypass pipe backwater on the upside of filling pipe
Pump, the right side of the filling pipe are provided with primary water pipe on the downside of bypass pipe back water pump, the primary water pipe it is upper
Once feed pipe, the upside middle position of a feed pipe are provided with board-like heat exchanger for side middle position setting,
Secondary water-supply pipe is provided with the upside of the board-like heat exchanger, the left side of the secondary water-supply pipe is close to the upside of board-like heat exchanger
Middle position is provided with bypass pipe, and the flow control valve is installed on the downside of bypass pipe close to the upper of bypass pipe back water pump
Side, the middle position of the board-like heat exchanger are provided with plate package, and the seal washer is installed on the outside of plate package
Surface, the downside middle position of the plate package are provided with lower guide rod, and the right lateral surface of the lower guide rod is provided with fixation
Frame plate, the downside surface of the fixed frame frame plate are provided with firm banking, fixed spiral shell are provided with the upside of the firm banking
Hole, the upside of the fixing threaded hole are provided with secondary water return outlet, the right side of the secondary water return outlet on the left of fixed frame frame plate
Side sets once water inlet, and primary water mouth, the left side of the primary water mouth are provided with the upside of a water inlet
Upside middle position close to secondary water return outlet is provided with secondary water inlet, and the left side of the fixed frame frame plate is close to heat exchanger plates
Group upside middle position is provided with top guide bar, and the left-hand face of the top guide bar is provided with support column, under the support column
Side is provided with movable pressure plate on the left of plate package, and the back water pump is electrical with external power supply with bypass pipe back water pump
Connection.
Preferably, it is tightly connected between the secondary water-supply pipe and bypass pipe by flow control valve.
Preferably, it is fixedly connected between the movable pressure plate and fixed frame frame plate by fixing threaded hole.
Preferably, it is tightly connected between the secondary water inlet and secondary water return outlet by seal washer.
Preferably, it is tightly connected between the primary water mouth and a water inlet by seal washer.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, safe to use
It is convenient, bypass pipe is added between the plate exchanger secondary side inlet and outlet of heat-exchange unit and flow control valve carries out mixed water, is made
The plate exchanger secondary side temperature difference of heat-exchange unit, flow, flow velocity, kinetic pressure losses are identical with primary side, ensure heat-exchange unit
The energy-efficient operation of plate heat exchanger, can reduce plate exchanger secondary side kinetic pressure losses 0. 04 and arrive 0. 06 megapascal；
It can guarantee that the heating effect of heat-exchange unit again, reduce the cost of investment 10 to percent 20 of plate heat exchanger.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the board-like heat exchanger structure diagram of the utility model；
In figure：Bis- return pipes of 1-, 2- back water pumps, 3- bypass pipes back water pump, 4- flow control valves, 5- bypass pipes, 6- plates
Formula heat exchanger, 7- secondary water-supplies pipe, feed pipe of 8-, 9- primary waters pipe, 10- filling pipes, 11- lower guide rods, 12- activity pressures
Tight plate, 13- support columns, 14- top guide bars, bis- water inlets of 15-, 16- primary waters mouth, 17- fixed frames frame plate, 18- once into
The mouth of a river, 19- fixing threaded holes, 20- firm bankings, bis- water return outlets of 21-, 22- plate packages, 23- seal washers.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1 and Fig. 2, the utility model provide a kind of technical solution：A kind of high efficiency energy saving heat exchanging unit, including two
Secondary return pipe 1, flow control valve 4 and seal washer 23, the upside middle position of secondary return pipe 1 are provided with back water pump 2, and two
The right side of secondary return pipe 1 is provided with filling pipe 10, and the right side of back water pump 2 is provided with bypass pipe backwater close to the upside of filling pipe 10
Pump 3, the right side of filling pipe 10 is provided with primary water pipe 9, the upside of primary water pipe 9 close to the downside of bypass pipe back water pump 3
Middle position sets once feed pipe 8, and the upside middle position of a feed pipe 8 is provided with board-like heat exchanger 6, board-like
The upside of heat exchanger 6 is provided with secondary water-supply pipe 7, and the left side of secondary water-supply pipe 7 is close to the upside centre position of board-like heat exchanger 6
Place is provided with bypass pipe 5, and flow control valve 4 is installed on the downside of bypass pipe 5 close to the upside of bypass pipe back water pump 3, board-like heat
The middle position of parallel operation 6 is provided with plate package 22, and seal washer 23 is installed on the outer surface of plate package 22, heat exchanger plates
The downside middle position of group 22 is provided with lower guide rod 11, and the right lateral surface of lower guide rod 11 is provided with fixed frame frame plate 17, fixed
The downside surface of frame plate 17 is provided with firm banking 20, and the upside of firm banking 20 is provided with fixing threaded hole 19, fixing threaded hole
19 upside is provided with secondary water return outlet 21 close to the left side of fixed frame frame plate 17, and the right side of secondary water return outlet 21 is set once
Water inlet 18, the upside of a water inlet 18 are provided with primary water mouth 16, and the left side of primary water mouth 16 is close to secondary backwater
The upside middle position of mouth 21 is provided with secondary water inlet 15, and the left side of fixed frame frame plate 17 is in the upside of plate package 22
Between be provided with top guide bar 14 at position, the left-hand face of top guide bar 14 is provided with support column 13, and the downside of support column 13 is close to changing
The left side of hot plate group 22 is provided with movable pressure plate 12, and back water pump 2 is electrically connected with bypass pipe back water pump 3 with external power supply.
In order to enable the leaving water temperature of 6 two surveys of heat-exchange unit plate heat exchanger is reduced to 50 degree from 100 degree of mixed water, this
In embodiment, it is preferred that be tightly connected between secondary water-supply pipe 7 and bypass pipe 5 by flow control valve 4.
In order to enable ensure board-like 6 functional reliability of core pulling and filling system, in the present embodiment, it is preferred that movable pressure plate 12 is with consolidating
Determine to be fixedly connected by fixing threaded hole 19 between frame plate 17.
In order to enable ensure the reliability of board-like 6 two heat exchanges of core pulling and filling system, in the present embodiment, it is preferred that secondary water inlet
It is tightly connected between mouth 15 and secondary water return outlet 21 by seal washer 23.
In order to enable ensure the reliability of board-like 6 heat exchanges of core pulling and filling system, in the present embodiment, it is preferred that primary water
It is tightly connected between mouth 16 and a water inlet 18 by seal washer 23.
Board-like heat exchanger 6 in the utility model is to be pressed into the heat exchanger plates with certain corrugated shape with metal sheet
Piece, then closed assembly, a kind of heat exchanger formed is fastened with clamping plate, bolt, thin rectangular shape passage is formed between various plates, passes through half
Piece carries out heat exchange, is flowed through in the narrow and tortuous passage that working fluid is formed between two boards piece, cold fluid and hot fluid is successively
By runner, centre has an interlayer plate to separate fluid, and is exchanged heat by this plate.
The operation principle and process for using of the utility model：After the utility model installs, by back water pump 2 and bypass pipe
Back water pump 3 accesses external power supply, and the water temperature of the secondary water inlet 15 of the plate heat exchanger 6 of heat-exchange unit is adjusted to 100/
40 DEG C, 60 DEG C of the temperature difference；Again bypass is added between 6 two water return outlets 21 of plate heat exchanger and secondary water inlet 15 of heat-exchange unit
Pipe 5 and flow control valve 4 carry out mixed water by bypass pipe back water pump 3, make 6 two water return outlets 21 of heat-exchange unit plate heat exchanger
Leaving water temperature is reduced to 50 DEG C from 100 DEG C of mixed water, and the leaving water temperature for ensureing heat-exchange unit secondary pipe network is 50 DEG C, accordingly even when heat exchange
6 two thermometric differences of plate heat exchanger of unit, flow, flow velocity, kinetic pressure losses are identical with primary side, ensure the board-like of heat-exchange unit
The energy-efficient operation of heat exchanger, can reduce plate exchanger secondary side kinetic pressure losses 0.04-0.06MPa, and can guarantee that heat exchanger
The heating effect of group, reduces the cost of investment 10-20% of plate heat exchanger.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of high efficiency energy saving heat exchanging unit, including secondary return pipe (1), flow control valve (4) and seal washer (23), it is special
Sign is：The upside middle position of the secondary return pipe (1) is provided with back water pump (2), the right side of the secondary return pipe (1)
Side is provided with filling pipe (10), and the right side of the back water pump (2) is provided with bypass pipe back water pump on the upside of filling pipe (10)
(3), the right side of the filling pipe (10) is provided with primary water pipe (9) on the downside of bypass pipe back water pump (3), it is described once
The upside middle position of return pipe (9) sets once feed pipe (8), the upside centre position of a feed pipe (8)
Place is provided with board-like heat exchanger (6), and secondary water-supply pipe (7), the secondary water-supply are provided with the upside of the board-like heat exchanger (6)
The left side of pipe (7) is provided with bypass pipe (5), the flow control valve (4) close to the upside middle position of board-like heat exchanger (6)
Installed in the downside of bypass pipe (5) close to the upside of bypass pipe back water pump (3), the middle position of the board-like heat exchanger (6)
Plate package (22) is provided with, the seal washer (23) is installed on the outer surface of plate package (22), the plate package
(22) downside middle position is provided with lower guide rod (11), and the right lateral surface of the lower guide rod (11) is provided with fixed frame frame plate
(17), the downside surface of the fixed frame frame plate (17) is provided with firm banking (20), is set on the upside of the firm banking (20)
Fixing threaded hole (19) is equipped with, the upside of the fixing threaded hole (19) is provided with secondary backwater on the left of fixed frame frame plate (17)
Mouth (21), the right side of the secondary water return outlet (21) set once water inlet (18), the upside of a water inlet (18)
Primary water mouth (16) is provided with, the left side of the primary water mouth (16) is close to the upside centre position of secondary water return outlet (21)
Place is provided with secondary water inlet (15), and the left side of the fixed frame frame plate (17) is close to middle position on the upside of plate package (22)
It is provided with top guide bar (14), the left-hand face of the top guide bar (14) is provided with support column (13), under the support column (13)
Side is provided with movable pressure plate (12) on the left of plate package (22), and the back water pump (2) is equal with bypass pipe back water pump (3)
It is electrically connected with external power supply.
A kind of 2. high efficiency energy saving heat exchanging unit according to claim 1, it is characterised in that：The secondary water-supply pipe (7) with
It is tightly connected between bypass pipe (5) by flow control valve (4).
A kind of 3. high efficiency energy saving heat exchanging unit according to claim 1, it is characterised in that：The movable pressure plate (12) with
It is fixedly connected between fixed frame frame plate (17) by fixing threaded hole (19).
A kind of 4. high efficiency energy saving heat exchanging unit according to claim 1, it is characterised in that：The secondary water inlet (15) with
It is tightly connected between secondary water return outlet (21) by seal washer (23).
A kind of 5. high efficiency energy saving heat exchanging unit according to claim 1, it is characterised in that：The primary water mouth (16) with
It is tightly connected between water inlet (18) by seal washer (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721110093.9U CN207299104U (en) | 2017-08-31 | 2017-08-31 | A kind of high efficiency energy saving heat exchanging unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721110093.9U CN207299104U (en) | 2017-08-31 | 2017-08-31 | A kind of high efficiency energy saving heat exchanging unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207299104U true CN207299104U (en) | 2018-05-01 |
Family
ID=62439193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721110093.9U Active CN207299104U (en) | 2017-08-31 | 2017-08-31 | A kind of high efficiency energy saving heat exchanging unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207299104U (en) |
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2017
- 2017-08-31 CN CN201721110093.9U patent/CN207299104U/en active Active
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