CN204535241U - A kind of enclosed air channel structure for enhanced heat exchange - Google Patents
A kind of enclosed air channel structure for enhanced heat exchange Download PDFInfo
- Publication number
- CN204535241U CN204535241U CN201520127983.5U CN201520127983U CN204535241U CN 204535241 U CN204535241 U CN 204535241U CN 201520127983 U CN201520127983 U CN 201520127983U CN 204535241 U CN204535241 U CN 204535241U
- Authority
- CN
- China
- Prior art keywords
- air channel
- tonifying
- outlet nozzle
- guiding valve
- enclosed
- 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
Links
Abstract
The utility model discloses a kind of enclosed air channel structure for enhanced heat exchange, belong to technical field of heat exchange equipment.Comprise three-back-shaped enclosed air channel, be provided with heat dissipation element, heat exchanger and blower fan in enclosed air channel, the air channel outer wall that the air channel, porch of blower fan is corresponding is provided with air compensation device, the hole that the outlet chamber of air compensation device is offered by air channel outer wall is connected with enclosed air channel.In enclosed air channel, low pressure air channel district is formed with by the suction force of blower fan at fans entrance place, the air channel outer wall that low-pressure area air channel is corresponding is provided with air compensation device, tonifying Qi is carried out to air channel, by increasing the pressure flowing through the recuperated gas medium of heat exchanger heat-exchanging tube in air channel, improve its density, and then the convective surface heat transfer coefficient outside raising heat exchanger, thus heat transfer effect in efficient hardening enclosed air channel, ensure the Effec-tive Function of heat dissipation equipment unit and promote its service life and security reliability.
Description
Technical field
The utility model belongs to technical field of heat exchange equipment, relates to a kind of enclosed air channel structure for enhanced heat exchange, is specifically related to a kind of enclosed air channel structure with air compensation device.
Background technology
Heat dissipation element is often used indirectly to transfer heat to equipment external environment in industrial equipment.Some occasion, in order to control the group gradation parameter of recuperated gas medium, needs to adopt enclosed air channel.Heat exchanger is arranged on the heat of collecting device heat dissipation element release in enclosed air channel, and is taken away by heat by heat exchanger working medium.The quality of heat exchanger heat transfer effect is directly connected to the Effec-tive Function of equipment unit and its service life and security reliability.The heat exchange property of enclosed air channel heat exchanger more and more cannot meet the cooling requirement of powerful device unit, defines cooling performance restriction problem.
In existing enhanced heat exchange technology, mostly need to change the planform of heat exchanger itself, change heat transferring medium or reach the object of enhanced heat exchange device heat exchange by applying mechanical power.As existing Chinese patent (CN203037125) discloses a kind of heat exchange tube with two reinforced surfaces, zigzag low fin and rifling formula internal thread is respectively arranged with at the outer surface of heat exchanger tube and inner surface, utilize surface tension by thinning for the liquid film on low fin, enforcing condensation heat transfer, utilizes three-dimensional intersection internal thread to improve convection transfer rate and heat exchange area further.Although good enhanced heat exchange effect can be reached, need to change this body structure of heat-exchange system, and technology is implemented comparatively numerous and diverse.
Existingly disclose a kind of natural cooling-fan installation as Chinese patent (CN103335373A), the air inlet at airduct two ends is all communicated with indoor machine room with air outlet, airduct is disposed in the outdoor, the blower fan that airflow circulating power is provided is provided with in airduct, utilize outdoor lower temperature cooling indoor hot air, then the cold wind cooled is looped back indoor, utilize narrow tube to improve heat exchange efficiency especially.The low temperature environment of this cooling means to outdoor has higher requirements, and heat-exchange system is comparatively numerous and diverse.
Existing making-up air device, its object not carries out the enhanced heat exchange of closed type structure internal exchanger.As existing Chinese patent (CN20318766U) discloses a kind of biological fermentation tank automatic air supply device, when fermentation tank tolerance is not enough, pressure reduction can promote piston and slide on center shaft, the connected sum controlling air inlet pipe and escape pipe completely cuts off, and realizes the automatic inflating device process to biological fermentation tank.And for example existing Chinese patent (CN2830710) discloses a kind of auto air compensator of air chamber, particularly relate to a kind of big-and-middle-sized air chamber without capsule (also known as buffer, accumulator) automatic supplementary air of top air plenum, in order to absorb the peak systole of flow and pressure in reciprocating displacement pump output procedure, make its pressure, flow tends to be steady, pipeline between tonifying Qi bottle and air chamber is connected with air outlet valve in turn, maintenance stop valve, magnetic valve, air chamber transfer valve, level sensing feedback device structure, tonifying Qi process is realized by magnetic valve.Above-mentioned two kinds of making-up air devices, although former structure is simple, tonifying Qi process sensltlvty is not high, and the sealing of air inlet pipe and escape pipe is difficult to ensure, overall performance is not good, although the latter's overall performance is better, complex structure, production cost is higher, and reliability is poor.
Utility model content
In order to overcome the defect that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of enclosed air channel structure for enhanced heat exchange, this enclosed Duct design is reasonable, easy making, can heat transfer effect in efficient hardening enclosed air channel, ensure the Effec-tive Function of heat dissipation equipment unit, improve life-span and the security reliability of heat dissipation equipment unit simultaneously.
The utility model is achieved through the following technical solutions:
A kind of enclosed air channel structure for enhanced heat exchange, comprise three-back-shaped enclosed air channel, heat dissipation element, heat exchanger and blower fan is provided with in enclosed air channel, the air channel outer wall that the air channel, porch of blower fan is corresponding is provided with air compensation device, and the hole that the outlet chamber of air compensation device is offered by air channel outer wall is connected with enclosed air channel.
In three-back-shaped enclosed air channel, heat dissipation element and blower fan are separately positioned in the air channel, both sides that is parallel to each other, and heat exchanger is arranged on in all vertical another side air channel of heat dissipation element and air channel, blower fan place.Formed in three-back-shaped enclosed air channel: the gas flowing Inner eycle of heat dissipation element-blower fan-heat exchanger-heat dissipation element.
Described air compensation device is automatic inflating device device or controls air compensation device.
Described automatic inflating device device comprises outlet nozzle, sleeve and end cap, and outlet nozzle and sleeve, sleeve and end cap all adopt Flange joint; Be provided with guiding valve and spring guard in the inner chamber that outlet nozzle and sleeve are formed, spring guard one end is connected with guiding valve, and the other end is fixed on end cap;
Outlet nozzle inwall is made up of two sections of cylinder walls and one section of cone wall, and insert plate is fixedly mounted on outlet nozzle end face;
Guiding valve is arranged on the internal face of sleeve and insert plate, and guiding valve is made up of guiding valve leading portion, guiding valve stage casing and guiding valve back segment, and guiding valve leading portion and guiding valve stage casing are integrated, and guiding valve back segment is arranged on guiding valve stage casing; Guiding valve leading portion is cone shape, is fitted in the cone wall of outlet nozzle, forms inlet chamber and outlet chamber respectively in the both sides of guiding valve leading portion; Sleeve offers the tonifying Qi hole being communicated with tonifying Qi source and inlet chamber.
Also drier is provided with in outlet nozzle.
Described control air compensation device comprises power air compensation device or controls high pressure tonifying Qi source air compensation device.
Described power air compensation device comprises power outlet nozzle, driven fan and tonifying Qi adapter, and driven fan is placed in outlet nozzle inside, and outlet nozzle is connected with power tonifying Qi source by tonifying Qi adapter, and tonifying Qi adapter is provided with control valve.
Also drier is provided with in power outlet nozzle.
Described control high pressure tonifying Qi source air compensation device comprises outlet nozzle and high pressure tonifying Qi source, and outlet nozzle is connected by tonifying Qi adapter with high pressure tonifying Qi source, and tonifying Qi adapter is provided with control valve.
Also drier is provided with in outlet nozzle.
Compared with prior art, the utility model has following useful technique effect:
The utility model provides a kind of enclosed air channel structure for enhanced heat exchange, in three-back-shaped enclosed air channel, be provided with blower fan, and rotation speed of fan can be fixed or adjustable, and gas can be made to obtain suitable speed along duct flows.In the porch of blower fan, in enclosed air channel, low pressure air channel district is formed with by the suction force of blower fan, the air channel outer wall that this low-pressure area air channel is corresponding is provided with air compensation device, tonifying Qi is carried out to air channel, by increasing the pressure flowing through the recuperated gas medium of heat exchanger heat-exchanging tube in air channel, improve its density, and then the convective surface heat transfer coefficient outside raising heat exchanger, thus heat transfer effect in efficient hardening enclosed air channel, ensure the Effec-tive Function of heat dissipation equipment unit and promote its service life and security reliability.The utility model does not need to change this body structure of heat exchanger, and only need directly add air compensation device on the original system of enclosed air channel realizes enhanced heat exchange, and easily realize, operating practice is strong.
Further, air compensation device structure of the present utility model carries out automatic inflating device or adopts controlling gas supplementary structure with differential pressure type sliding valve structure.Control gas supplementary structure, comprise and control high pressure tonifying Qi source tonifying Qi or adopt power air compensation device, as with the tonifying Qi of blower fan power.If the pressure differential in tonifying Qi source and low pressure air channel district is comparatively large, automatic inflating device can be adopted or control high pressure tonifying Qi source tonifying Qi; Other situations, then can adopt power tonifying Qi.
Accompanying drawing explanation
Fig. 1 is the structural representation of the enclosed air channel structure for enhanced heat exchange of the present utility model;
Wherein, 24 is enclosed air channel; 25 is heat dissipation element; 26 is heat exchanger; 27 is low pressure air channel district; 28 is blower fan; 29 is air compensation device;
Fig. 2 is the structural representation of automatic inflating device device of the present utility model;
Wherein: 1 is outlet nozzle; 2 is outlet chamber; 3 is guiding valve; 4 is inlet chamber; 5 is tonifying Qi hole; 6 is tonifying Qi source; 7 is sleeve; 8 is spring guard; 9 is end cap; 10 is the first bolt; 11 is the second screw; 12 is guiding valve back segment; 13 is guiding valve stage casing; 14 is the second bolt; 15 is the first screw; 16 is insert plate; 17 is guiding valve leading portion; 18 is drier;
Fig. 3 is the structural representation of power air compensation device of the present utility model;
Wherein, 19 is drier; 20 is power outlet nozzle; 21 is driven fan; 22 is tonifying Qi adapter; 23 is power tonifying Qi source; 31 is control valve;
Fig. 4 is control high pressure tonifying Qi source of the present utility model air compensation device structural representation;
Wherein, 30 is outlet nozzle; 31 is control valve; 32 is tonifying Qi adapter; 33 is high pressure tonifying Qi source; 34 is drier;
Fig. 5 is the comparing result figure that before and after tonifying Qi, heat exchanger heat-exchanging tube outer surface convective heat-transfer coefficient changes with gas density.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
See Fig. 1, a kind of enclosed air channel structure for enhanced heat exchange of the present utility model, comprise three-back-shaped enclosed air channel 24, in enclosed air channel 24, be provided with heat dissipation element 25, heat exchanger 26 and blower fan 28, be formed in three-back-shaped enclosed air channel 24: the gas flowing Inner eycle of heat dissipation element 25-blower fan 28-heat exchanger 26-heat dissipation element 25.In enclosed air channel 24, low pressure air channel district 27 is formed by the suction force of blower fan 28 in the porch of blower fan 28, the air channel outer wall of this district 27, low pressure air channel correspondence is provided with air compensation device 29, and the hole that the air inlet of air compensation device 29 is offered by air channel outer wall is connected with enclosed air channel 24.
Enclosed air channel structure for enhanced heat exchange of the present utility model, blower fan 28 work makes gas circulate along enclosed air channel 24, and flow circuit is: the heat dissipation element 25 of heat dissipation element 25-blower fan 28-heat exchanger 26-equipment unit of equipment unit; The heat that the work of equipment unit produces is passed to the gas of enclosed air channel 24 internal circulation flow, the heat that the heat dissipation element 25 that heat exchanger 26 is arranged on collecting device unit in enclosed air channel 24 discharges, and is taken away by heat by the working medium of heat exchanger 26; Tonifying Qi is carried out in the air channel, 27 pairs, low-pressure area air channel that air compensation device 29 is being positioned at blower fan 28 entrance.
The low-pressure area air channel 27 of described fans entrance is formed by the swabbing action of blower fan 28, and air compensation device 29 is arranged on the air channel outer wall of low-pressure area air channel 27 correspondence, can make that tonifying Qi polyvinyl chloride is sensitive, save time province's merit.Described blower fan 28 rotating speed can be fixed or adjustable, recuperated gas medium can be made to obtain suitable speed and flow along enclosed air channel 24.Filling into the gas in air channel, is the recuperated gas medium of special component specified temp (scope).When recuperated gas medium does not need dry process, as inert gas, dryer configuration can be saved; When recuperated gas medium needs dry process, as air, then retain dryer configuration.
Air compensation device of the present utility model, can adopt automatic inflating device, also can adopt control tonifying Qi, comprises and controls high-pressure air source tonifying Qi, or adopts power tonifying Qi, as with the tonifying Qi of blower fan power.If the pressure differential in tonifying Qi source and low pressure air channel district is comparatively large, automatic inflating device can be adopted or control high pressure tonifying Qi source tonifying Qi; Other situations, can adopt power tonifying Qi.
See Fig. 2, be automatic inflating device device of the present utility model, comprise outlet nozzle 1, sleeve 7 and end cap 9, outlet nozzle 1 all adopts Flange joint with sleeve 7, sleeve 7 with end cap 9; Be provided with guiding valve 3 and spring guard 8 in the inner chamber that outlet nozzle 1 and sleeve 7 are formed, spring guard 8 one end is connected with guiding valve 3, and the other end is fixed on end cap 9; Outlet nozzle 1 inwall is made up of two sections of cylinder walls and one section of cone wall, and insert plate 16 is fixedly mounted on outlet nozzle 1 end face by the first screw 15; Described guiding valve 3 is made up of guiding valve leading portion 17, guiding valve stage casing 13 and guiding valve back segment 12, and guiding valve leading portion 17 and guiding valve stage casing 13 are integrated, and guiding valve back segment 12 is connected on guiding valve stage casing 13 by the second screw 11; Guiding valve 3 is arranged on the internal face of sleeve 7 and insert plate 16; Guiding valve leading portion 17, in cone shape, completely can be fitted in the cone wall of outlet nozzle 1, form inlet chamber 4 and outlet chamber 2 in both sides respectively; Sleeve 7 offers the tonifying Qi hole 5 being communicated with tonifying Qi source 6 and inlet chamber 4.Drier 18 is also filled with inside outlet nozzle 1.
Described guiding valve, outlet nozzle close to fasten in respective outer side edges and also meet following condition: when contacting with outlet nozzle 1 conical surface of inboard wall when guiding valve leading portion 17, inlet chamber 4 is not communicated with outlet chamber 2, and spring guard 8 is in pretensioned state; When guiding valve 3 extension spring guard 8 to guiding valve 3 does not contact with the conical surface of inboard wall of outlet nozzle 1, inlet chamber 4 is communicated with outlet chamber 2.Guiding valve 3 is in the moving process of outlet nozzle 1 direction, when guiding valve back segment 12 contacts with insert plate 16, namely guiding valve 3 reaches capacity position, and the flow area now between inlet chamber 4 and outlet chamber 2 is maximum, and in this process, guiding valve back segment 3 can not arrive position, tonifying Qi hole 5 all the time.
Its operation principle is: outlet chamber 2 is connected with low pressure air channel district, and low pressure air channel district pressure is passed to outlet chamber 2, and tonifying Qi source 6 pressure is passed to inlet chamber 4 by tonifying Qi hole 5, and forms an out-of-balance force in guiding valve leading portion 17 both sides.Tonifying Qi source 6 constant pressure, and higher than external atmospheric pressure.In the starting stage, outlet chamber 2 pressure equals tonifying Qi source 6 pressure, out-of-balance force is zero, making a concerted effort of the prestretched elastic force of out-of-balance force and spring guard, guiding valve leading portion 17 is made to be pressed on outlet nozzle 1 conical surface of inboard wall, now inlet chamber 4 is not communicated with outlet chamber 2, and tonifying Qi source 6 and outlet chamber 2 completely cut off by guiding valve leading portion 7; Meanwhile, guiding valve leading portion 17 is also pressed on the conical surface of inboard wall of outlet nozzle 1 by this pressure reduction, forms excellent sealing.When the pressure of outlet chamber 2 reduces, inlet chamber 4 pressure is higher than outlet chamber 2 pressure, to guiding valve 3 be made to overcome the tensile force of spring guard 8 and counter motion when out-of-balance force reaches certain value, now guiding valve leading portion 17 leaves the inwall of outlet nozzle 1 and constantly increases flow area, inlet chamber 4 is communicated with outlet chamber 2, can carry out tonifying Qi operation.
Control air compensation device described in the utility model comprises control high-voltage power supply air compensation device or power air compensation device.Described power air compensation device, see Fig. 3, mainly comprises power outlet nozzle 20, driven fan 21 and tonifying Qi adapter 22, and it is inner that driven fan 21 is placed in outlet nozzle 20, and outlet nozzle 20 is connected with power tonifying Qi source 23 by tonifying Qi adapter 22.The running of driven fan 21 and stall control the power tonifying Qi process in 23 pairs of air channels, power tonifying Qi source, in outlet nozzle 20, be also provided with drier 19.Drier 19 carries out drying process to the gas filling into air channel.Drier 19 is arranged between driven fan 21 and air channel, and the running of driven fan 21 controls the power tonifying Qi process in 23 pairs of air channels, power tonifying Qi source.
Controlling high pressure tonifying Qi source tonifying Qi is utilize the pressure differential between high pressure tonifying Qi source and low-pressure area air channel, by controlling the break-make of the tonifying Qi adapter between high pressure tonifying Qi source and low-pressure area air channel, realizes the tonifying Qi process of high pressure tonifying Qi source to air channel.See Fig. 4, control high pressure tonifying Qi source air compensation device and comprise outlet nozzle 30 and high pressure tonifying Qi source 33, outlet nozzle 30 is connected by tonifying Qi adapter 32 with high pressure tonifying Qi source 33, and tonifying Qi adapter 32 is provided with control valve 31, in outlet nozzle 30, be also provided with drier 34.Drier 34 installs wall place, air channel, the tonifying Qi process in break-make and valve folding extent control high pressure tonifying Qi source 33 pairs of air channels of control valve 31, and drier 34 can carry out drying process to the gas filling into air channel.Utilize the pressure differential between high pressure tonifying Qi source 33 and low pressure air channel district, realize the tonifying Qi process in 33 pairs of air channels, high pressure tonifying Qi source.
The operation principle of the enclosed air channel structure for enhanced heat exchange of the present utility model is:
By adding air compensation device, tonifying Qi being carried out to enclosed air channel, the pressure of the recuperated gas medium flowing through heat exchanger heat-exchanging tube can be increased in air channel, improve its density, increase heat exchanger heat-exchanging tube outer wall surface convective heat-transfer coefficient, heat transfer effect in efficient hardening enclosed air channel.Be further described with regard to operation principle below:
Heat exchanger is arranged on the heat of collecting device unit heat dissipation element release in air channel, and is taken away by heat by heat exchanger working medium.In air channel, the heat transfer model of recuperated gas medium and heat exchanger outer wall is fluid cross-flow tube bank external forced convection heat transfer' heat-transfer by convection, assuming that heat exchanger heat-exchanging tube is fork row arrangement mode, and R
enumber scope is 10
3~ 2 × 10
5, pipe row correction factor is ε
n, " thermal conduction study " the 4th edition table 6-8 fluid write with reference to Yang Shiming, inscription on pottery select is horizontal plunders staggered tubes bundle average surface heat transfer coefficient calculating relational expression, and nusselt number Nu and the surface coefficient of heat transfer h of convection heat transfer' heat-transfer by convection are respectively:
Wherein,
s
1, s
2for tube bank spatial arrangement size, d is air channel internal diameter.Assuming that incoming flow fluid temperature (F.T.) remains unchanged, and ignore the variations in temperature of the heat exchanger tube outer wall wall caused due to tonifying Qi.
Can be obtained by formula (1) (2):
At the every middle ε of the right-hand member of formula (3)
n, d, s
1, s
2remain unchanged, ignore the variations in temperature of the heat exchanger tube outer wall of air channel (1) interior Incoming gas because tonifying Qi causes and heat exchanger (3), then c
p, λ
f, λ
wapproximate constant, the viscosity, mu of gas of the same race with pressure change very I ignore, then the change of heat transfer coefficient h is only relevant with the product ρ v of the gas density and flow velocity that flow through air channel (1) cross section, heat exchanger (3) heat exchanger tube place.If the heat exchanger before and after tonifying Qi (3) heat exchange pipe external surface heat transfer coefficient is respectively h, h
*, then have:
After tonifying Qi is carried out in air channel, assuming that rotation speed of fan is constant, then the volume flow at fans entrance place is constant, and namely the induction air flow ratio of entrance section is constant, and the gas density at entrance section place changes.Assuming that in air channel gas pressure intensity along air channel linear change, inner blower porch, air channel gas temperature is constant is 340K, after air compensation device carries out tonifying Qi to air channel, fans entrance place gas density increases, when rotation speed of fan is constant, fan pressure is by increase by a small margin, ignore the change of blast herein, by constant for fan pressure be 0.02MPa, it should be noted that ignore herein simplify processes that blast increases by a small margin by make subsequent analysis heat exchanger heat-exchanging tube outer surface convective surface heat transfer coefficient increase amplitude relatively conservative.If the pressure of the fans entrance cross section under original state and outlet is respectively: P
1=0.09MPa, P
2=0.11MPa, supplementary gas flow is 25% of original air channel gas flow, and the gas pressure that can be calculated tonifying Qi rear fan entrance section and outlet is respectively P
1*=0.115MPa, P
2*=0.135MPa, before and after tonifying Qi, fans entrance section gas density is respectively ρ
1=1.178kg/m
3, ρ
1*=1.383kg/m
3, and fans entrance section flow velocity is constant, can obtain:
In air channel (1), each cross section mass flow is equal everywhere again, and namely the product of each cross section gas density and flow velocity remains unchanged, therefore in air channel (1) cross section of gas flow through heat exchanger (3) place, has:
Flow through the gas flow rate size approximately equal in heat exchanger (3) air channel, place (1) cross section before and after tonifying Qi, then have:
Bring formula (4) into by formula (7) can obtain:
See Fig. 5, analyze in conjunction with above, air channel adds air compensation device and carries out tonifying Qi to air channel, and before tonifying Qi, fans entrance place pressure is P
1=0.09MPa, gas density is ρ
1=1.178kg/m
3, after tonifying Qi, fans entrance place pressure increase is to 0.115MPa, and density increases to ρ
1*=1.383kg/m
3, the recuperated gas Media density flowing through heat exchanger heat-exchanging tube place increases by 17.4%, heat exchanger heat-exchanging tube outer surface convective surface heat transfer coefficient increases 10.1%, knownly add air compensation device at air channel low-pressure area tonifying Qi is carried out to air channel, the pressure of the recuperated gas medium flowing through heat exchanger heat-exchanging tube can be increased in air channel, improve its density, and then the convective surface heat transfer coefficient improved comparatively significantly outside heat exchanger heat-exchanging tube, thus heat transfer effect in efficient hardening enclosed air channel, ensure the Effec-tive Function of heat dissipation equipment unit and promote its service life and security reliability.
Claims (10)
1. the enclosed air channel structure for enhanced heat exchange, it is characterized in that, comprise three-back-shaped enclosed air channel (24), heat dissipation element (25), heat exchanger (26) and blower fan (28) is provided with in enclosed air channel (24), the air channel outer wall that the air channel, porch of blower fan (28) is corresponding is provided with air compensation device (29), and the hole that the outlet chamber of air compensation device (29) is offered by air channel outer wall is connected with enclosed air channel (24).
2. a kind of enclosed air channel structure for enhanced heat exchange according to claim 1, it is characterized in that, in three-back-shaped enclosed air channel (24), heat dissipation element (25) and blower fan (28) are separately positioned in the air channel, both sides that is parallel to each other, and heat exchanger (26) is arranged on in all vertical another side air channel of heat dissipation element (25) and blower fan (28) air channel, place.
3. a kind of enclosed air channel structure for enhanced heat exchange according to claim 1, is characterized in that, described air compensation device (6) is for automatic inflating device device or control air compensation device.
4. a kind of enclosed air channel structure for enhanced heat exchange according to claim 3, it is characterized in that, described automatic inflating device device comprises outlet nozzle (1), sleeve (7) and end cap (9), and outlet nozzle (1) all adopts Flange joint with sleeve (7), sleeve (7) with end cap (9); Guiding valve (3) and spring guard (8) is provided with in the inner chamber that outlet nozzle (1) and sleeve (7) are formed, spring guard (8) one end is connected with guiding valve (3), and the other end is fixed on end cap (9);
Outlet nozzle (1) inwall is made up of two sections of cylinder walls and one section of cone wall, and insert plate (16) is fixedly mounted on outlet nozzle (1) end face;
Guiding valve (3) is arranged on the internal face of sleeve (7) and insert plate (16); Guiding valve (3) is made up of guiding valve leading portion (17), guiding valve stage casing (13) and guiding valve back segment (12), guiding valve leading portion (17) and guiding valve stage casing (13) are integrated, and guiding valve back segment (12) is arranged on guiding valve stage casing (13); Guiding valve leading portion (17), in cone shape, is fitted in the cone wall of outlet nozzle (1), forms inlet chamber (4) and outlet chamber (2) in the both sides of guiding valve leading portion (17) respectively; Sleeve (7) offers the tonifying Qi hole (5) being communicated with tonifying Qi source (6) and inlet chamber (4).
5. a kind of enclosed air channel structure for enhanced heat exchange according to claim 4, is characterized in that, in outlet nozzle (1), be also provided with drier.
6. a kind of enclosed air channel structure for enhanced heat exchange according to claim 3, is characterized in that, described control air compensation device comprises power air compensation device or controls high pressure tonifying Qi source air compensation device.
7. a kind of enclosed air channel structure for enhanced heat exchange according to claim 6, it is characterized in that, described power air compensation device comprises power outlet nozzle (20), driven fan (21) and tonifying Qi adapter (22), it is inner that driven fan (21) is placed in outlet nozzle (20), outlet nozzle (20) is connected with power tonifying Qi source (23) by tonifying Qi adapter (22), and tonifying Qi adapter (22) is provided with control valve (31).
8. a kind of enclosed air channel structure for enhanced heat exchange according to claim 7, is characterized in that, in power outlet nozzle (20), be also provided with drier.
9. a kind of enclosed air channel structure for enhanced heat exchange according to claim 6, it is characterized in that, described control high pressure tonifying Qi source air compensation device comprises outlet nozzle (30) and high pressure tonifying Qi source (33), outlet nozzle (30) is connected by tonifying Qi adapter (32) with high pressure tonifying Qi source (33), and tonifying Qi adapter (32) is provided with control valve (31).
10. a kind of enclosed air channel structure for enhanced heat exchange according to claim 9, is characterized in that, it is characterized in that, in outlet nozzle (30), be also provided with drier.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520127983.5U CN204535241U (en) | 2015-03-05 | 2015-03-05 | A kind of enclosed air channel structure for enhanced heat exchange |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520127983.5U CN204535241U (en) | 2015-03-05 | 2015-03-05 | A kind of enclosed air channel structure for enhanced heat exchange |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204535241U true CN204535241U (en) | 2015-08-05 |
Family
ID=53749233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520127983.5U Expired - Fee Related CN204535241U (en) | 2015-03-05 | 2015-03-05 | A kind of enclosed air channel structure for enhanced heat exchange |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204535241U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104697275A (en) * | 2015-03-05 | 2015-06-10 | 西安交通大学 | Closed type air duct structure for heat exchange enhancement |
-
2015
- 2015-03-05 CN CN201520127983.5U patent/CN204535241U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104697275A (en) * | 2015-03-05 | 2015-06-10 | 西安交通大学 | Closed type air duct structure for heat exchange enhancement |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101566426B (en) | High temperature air source heat pump hot-air fan used for drying | |
CN202126078U (en) | Microcirculation gravity type heat-pipe heat exchange device | |
CN102269466A (en) | Fresh air handling unit | |
CN209116475U (en) | A kind of all-fresh air constant-temperature constant-moisture air processing machine group | |
CN102944052A (en) | Plate type pulsating heat pipe fresh air heat regenerator | |
CN201885533U (en) | Heating type passage form continuous material drying groove of heat pump | |
CN202158741U (en) | Heat pump dryer | |
CN201364001Y (en) | Composite source heat pump drier | |
CN202149571U (en) | Fresh air handling unit | |
CN106839204A (en) | A kind of air-conditioning refrigeration system based on thermal transpiration effect | |
CN204535241U (en) | A kind of enclosed air channel structure for enhanced heat exchange | |
CN103712436B (en) | A kind of waste heat recovery circulation recycling system and device | |
CN206073290U (en) | A kind of row level heat pipe air conditioner end | |
CN1831436A (en) | Energy-saving cooling device for communication machine room and base station | |
CN201652649U (en) | Heat exchange device | |
CN104697275A (en) | Closed type air duct structure for heat exchange enhancement | |
CN208059170U (en) | Refrigerating and heating systems and its end equipment | |
CN201213130Y (en) | Heat pipe/wind cooling composite heat radiating system used for large power thyristor | |
CN105318596A (en) | Separated heat pipe room-temperature magnetic refrigeration device | |
CN110686504A (en) | Multifunctional heat pump drying unit | |
CN101639288A (en) | High-temperature air source heat pump air heater with evaporator with adjustable heat exchange capability | |
CN204494920U (en) | A kind of shell-tube type multifunctional heat exchanger | |
CN110345582A (en) | Refrigerating and heating systems and its end equipment | |
CN103575758A (en) | Freeze-thaw cycle testing machine | |
CN203980701U (en) | A kind of superposing type air-source heating plant |
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: 20150805 Termination date: 20180305 |