CN206890918U - A kind of heat pump assembly for preventing drip tray from freezing - Google Patents
A kind of heat pump assembly for preventing drip tray from freezing Download PDFInfo
- Publication number
- CN206890918U CN206890918U CN201720608654.1U CN201720608654U CN206890918U CN 206890918 U CN206890918 U CN 206890918U CN 201720608654 U CN201720608654 U CN 201720608654U CN 206890918 U CN206890918 U CN 206890918U
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- Prior art keywords
- high temperature
- liquid pipe
- drip tray
- temperature liquid
- freezing
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Abstract
The utility model discloses a kind of heat pump assembly for preventing drip tray from freezing, including compressor, condenser, evaporator, first throttle device, four-way valve and high temperature liquid pipe;The compressor, the condenser, the evaporator and the first throttle device form circulation loop;The compressor connects the condenser and the evaporator by the four-way valve;The condensator outlet connects the first throttle device by the high temperature liquid pipe, and the first throttle device connects the evaporator;The high temperature liquid pipe is close to be placed in the drip tray below the evaporator.What the utility model embodiment provided prevents drip tray icing device from flowing into high temperature liquid pipe by the condensed medium temperature high pressure refrigerant liquid of condenser, the drip tray for being close to high temperature liquid pipe raises own temperature by the heat transfer of high temperature liquid pipe, so as to avoid drip tray from freezing.
Description
Technical field
An electro-technical field is the utility model is related to, more particularly to a kind of heat pump assembly for preventing drip tray from freezing.
Background technology
Reversal valve first can be turned to heat pump operating position by heat pump as the product of cold district heating, during heat pump heating, in
It is to flow into interior after reversal valve by the high pressure refrigerant vapor of compressor discharge to make condenser, refrigerant vapour is put when condensing
Heat, room air is heated, reach heating of house purpose, condensed liquid refrigerant flows through throttling arrangement and forms low-temp low-pressure
Liquid refrigerant, then the liquid refrigerant of low-temp low-pressure enter outdoor evaporator absorb external heat and evaporate, after evaporation
Refrigerant vapour sucked after reversal valve by compressor, complete heating circulation.So, by outside air (or recirculated water)
Heat " pump " enter interior, therefore be referred to as " heat pump ".Drip tray is housed, the vapor in air is through overheat under the evaporator of heat pump
Water droplet is formed after the evaporator of pump is cooled to drip tray;And when ambient air temperature is relatively low, the water droplet of evaporator surface
Frost can be become, when outdoor temperature rises, the frost for being attached to the surface of evaporator is melted into water droplet into drip tray.Outdoor temperature is low
When subzero, the water freezing in drip tray causes ice to block up, and causes evaporator drain not smooth, not only influences the work effect of heat pump
Rate and service efficiency, the reliability to compressor are also a kind of greatly test.Some producers use the heat of heat tape at present
To defrost, but electric leakage hidden danger and increase cost be present.
The content of the invention
The technical problem that the utility model solves is to provide a kind of heat pump assembly for preventing drip tray from freezing, and it can be effective
Ground prevents impeded drainage caused by the drip tray icing of heat pump, so as to solve in the prior art by the antifreeze electric leakage of heat tape
The problem of hidden danger and increase cost.
Above-mentioned technical problem is solved by the following technical programs:
A kind of heat pump assembly for preventing drip tray from freezing, including compressor, condenser, evaporator, first throttle device, four
Port valve and high temperature liquid pipe;
The compressor, the condenser, the evaporator and the first throttle device form circulation loop;The pressure
Contracting machine connects the condenser and the evaporator by the four-way valve;The outlet of the condenser passes through the high temperature liquid pipe
The first throttle device is connected, the first throttle device connects the evaporator;The high temperature liquid pipe is close to be placed in described
A drip tray below evaporator.
The heat pump assembly described in the utility model for preventing drip tray from freezing, beneficial to effect caused by compared with background technology
Fruit:High temperature liquid pipe is flowed into by the condensed medium temperature high pressure refrigerant liquid of condenser, the drip tray for being close to high temperature liquid pipe passes through
The heat transfer rise own temperature of high temperature liquid pipe, so as to avoid drip tray from freezing.Meanwhile under the refrigerant temperature of high temperature liquid pipe
Drop, enters evaporator by first throttle device, increases the refrigerating capacity of evaporator, improve the efficiency of heat pump, higher so as to obtain
Energy Efficiency Ratio.
In one of the embodiments, the heat pump assembly for preventing drip tray from freezing also includes three-way connection, economizer
And second throttling device;
The high temperature liquid pipe connects the first throttle device by the second throttling device with economizer;The threeway
The import of joint connects the outlet of the condenser, and the condensation side of the first outlet connection economizer of the three-way connection is entered
Mouthful, the second outlet of the three-way connection connects the import of the high temperature liquid pipe;The evaporation side-entrance of the economizer passes through institute
The outlet that second throttling device connects the high temperature liquid pipe is stated, the outlet of the economizer is connected by the first throttle device
The evaporator, the economizer refluxing opening connect the compressor;The high temperature liquid pipe, the second throttling device and described
Economizer forms a decrease temperature and pressure loop.
The present embodiment flows into high temperature liquid pipe by the condensed medium temperature high pressure refrigerant liquid of condenser, is close to high temperature liquid pipe
Drip tray own temperature is raised by the heat transfer of high temperature liquid pipe, so as to avoid drip tray from freezing, efficiently solve existing skill
The problem of electric leakage hidden danger caused by heating drip tray temperature by heat tape in art and increase cost.Meanwhile high temperature liquid pipe
Refrigerant temperature declines, and entering economizer by second throttling device cools down the medium temperature high pressure for condensing side-entrance from economizer and entering
Refrigerant, increase the refrigerating capacity of evaporator, the efficiency of heat pump improved, so as to obtain higher Energy Efficiency Ratio.
In one of the embodiments, the import of the high temperature liquid pipe is divided at least two branch pipes by a pipe joint,
The branch pipe converges into the outlet of a pipeline connection high temperature liquid pipe by another pipe joint.By the high temperature liquid pipe
It is divided into a plurality of branch pipe, the heat transferring contact area of high temperature liquid pipe and drip tray can be increased, so as to effectively prevents drip tray knot
Ice.
In one of the embodiments, the high temperature liquid pipe arbitrarily extends roundabout from itself import to the hollow inside of drip tray
To the outlet of the high temperature liquid pipe.It is roundabout by extension of the high temperature liquid pipe in the hollow inside of drip tray, high temperature can be increased
The heat transferring contact area of liquid pipe and drip tray, so as to effectively prevent drip tray from freezing.
In one of the embodiments, the high temperature liquid pipe is U-tube, and the inlet and outlet of the high temperature liquid pipe is arranged on
One end of the hollow inside of drip tray, the high temperature liquid pipe extend to the other end of the hollow inside of drip tray and roundabout from itself import
To the outlet of the high temperature liquid pipe.It is roundabout by extension of the high temperature liquid pipe in the hollow inside of drip tray, there is provided enough height
The heat transferring contact area of warm liquid pipe and drip tray, so as to effectively prevent drip tray from freezing.
In one of the embodiments, the high temperature liquid pipe is wound in the outer peripheral edge of drip tray.Pass through the high temperature liquid pipe
The outer peripheral edge of drip tray is wrapped in, the heat transferring contact area of high temperature liquid pipe and drip tray can be increased, so as to effectively prevent
Drip tray freezes.
In one of the embodiments, the heat pump assembly for preventing that drip tray from freezing also includes heat-insulation layer, the insulation
Layer covers the high temperature liquid pipe.The heat-insulation layer is incubated to high temperature liquid pipe, avoids excessive heat from being dispersed into air.
In one of the embodiments, the heat-insulation layer is heat-preservation cotton.
Brief description of the drawings
Fig. 1 is that a kind of structure of the first embodiment of heat pump assembly for preventing drip tray from freezing provided by the utility model is shown
It is intended to;
Fig. 2 is that a kind of structure of the second embodiment of heat pump assembly for preventing drip tray from freezing provided by the utility model is shown
It is intended to;
Wherein, 1, compressor;2nd, four-way valve;3rd, condenser;31st, condenser inlet;32nd, condensator outlet;4th, economizer;
41st, economizer condensation side-entrance;42nd, economizer exports;43rd, economizer evaporation side-entrance;44th, economizer refluxing opening;5th, first
Throttling arrangement;51st, first throttle device import;52nd, first throttle device exports;6th, second throttling device;7th, high temperature liquid pipe;
71st, high temperature liquid pipe import;72nd, high temperature liquid pipe exports;8th, drip tray;9th, evaporator;10th, three-way connection;101st, three-way connection enters
Mouthful;102nd, three-way connection first outlet;103rd, three-way connection second outlet.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, unless otherwise defined, all of technologies and scientific terms used here by the article with
It is identical to belong to the implication that those skilled in the art of the present utility model are generally understood that.Herein in explanation of the present utility model
Term used in book is intended merely to describe the purpose of specific embodiment, it is not intended that in limitation the utility model.Herein
Used term "and/or" includes the arbitrary and all combination of one or more related Listed Items.In addition, term
" in ", " interior ", " outer ", " bottom ", " under " etc. instruction orientation or position relationship be based on orientation shown in the drawings or position relationship,
It is for only for ease of description the utility model and simplifies and describe, rather than indicates or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.In addition, skill involved in the utility model different embodiments disclosed below
As long as art feature does not form conflict each other, can be combined with each other.
Referring to Fig. 1, Fig. 1 is a kind of structure of first embodiment for preventing drip tray icing device provided by the utility model
Schematic diagram.
Present embodiments provide a kind of heat pump assembly for preventing drip tray from freezing, including compressor 1, condenser 3, evaporator
9th, first throttle device 5, four-way valve 2 and high temperature liquid pipe 7;
The compressor 1, the condenser 3, the evaporator 9 and the first throttle device 5 form circulation loop;Institute
State compressor 1 and the condenser 3 and the evaporator 9 are connected by the four-way valve 2;The condensator outlet 32 is by described
High temperature liquid pipe 7 connects the first throttle device 5, and the first throttle device 5 connects the evaporator 9;The high temperature liquid pipe 7
It is close to the drip tray 8 for being placed in the lower section of evaporator 9.
Above-described embodiment is provided below prevents the specific work process of the heat pump assembly of drip tray icing from carrying out in detail
Description:
The high-temperature high-pressure refrigerant steam that compressor 1 is discharged flows into condenser 3 disposed within by four-way valve 2, freezes
Heat release when agent steam condenses in condenser 3, room air is heated, and reaches heating of house purpose.After the condensation of condenser 3
Refrigerant formed medium temperature high pressure liquid and by condensator outlet 32 flow into high temperature liquid pipe 7, be now close to high temperature liquid pipe
Drip tray 8 raises own temperature by the heat transfer of high temperature liquid pipe 7, so as to avoid freezing.Pass through the refrigerant after high temperature liquid pipe 7
First throttle device 5 is continued through, the liquid refrigeration of low-temp low-pressure is formed behind the outlet 52 that refrigerant passes through first throttle device 5
Agent, then refrigerant enter evaporator 9 and absorb external heat and sucked by four-way valve 2 by compressor 1 after flashing to steam,
Complete heating circulation.
The present embodiment flows into high temperature liquid pipe 7 by the condensed medium temperature high pressure liquid refrigerant of condenser 3, is close to high-temperature liquid
The drip tray 8 of pipe 7 raises own temperature by the heat transfer of high temperature liquid pipe 7, so as to avoid drip tray 8 from freezing.Meanwhile high-temperature liquid
The refrigerant temperature of pipe 7 declines, and enters evaporator 9 by first throttle device 5, increases the refrigerating capacity of evaporator 9, improves heat pump
Efficiency, so as to obtain higher Energy Efficiency Ratio.
Referring to Fig. 2, Fig. 2 is a kind of second embodiment of heat pump assembly for preventing drip tray from freezing provided by the utility model
Structural representation.
Present embodiments provide a kind of heat pump assembly for preventing drip tray from freezing, including compressor 1, condenser 3, evaporator
9th, first throttle device 5, four-way valve 2 and high temperature liquid pipe 7;
The compressor 1, the condenser 3, the evaporator 9 and the first throttle device 5 form circulation loop;Institute
State compressor 1 and the condenser 3 and the evaporator 9 are connected by the four-way valve 2;The condensator outlet 32 is by described
High temperature liquid pipe 7 connects the first throttle device 5, and the first throttle device 5 connects the evaporator 9;The high temperature liquid pipe 7
It is close to the drip tray 8 for being placed in the lower section of evaporator 9.
In the present embodiment, the heat pump assembly for preventing drip tray from freezing also includes three-way connection 10, economizer 4 and the
Two throttling arrangements 6;
The high temperature liquid pipe 7 connects the first throttle device 5 by the second throttling device 6 and economizer 4;It is described
The import 101 of three-way connection 10 connects the condensator outlet 32, and the first outlet 102 of the three-way connection 10 connects the warp
The condensation side-entrance 41 of Ji device 4, the second outlet 103 of the three-way connection 10 connect the import 72 of the high temperature liquid pipe 7;It is described
The evaporation side-entrance 43 of economizer 4 connects the outlet 72 of the high temperature liquid pipe 7, the economy by the second throttling device 6
The outlet 42 of device 4 connects the evaporator 9 by the first throttle device 5, and the refluxing opening 44 of the economizer 4 connects described
Compressor 1;The high temperature liquid pipe 7, the second throttling device 6 and the economizer 4 form a decrease temperature and pressure loop.
In the present embodiment, the import 71 of the high temperature liquid pipe is divided at least two branch pipes by a pipe joint, described
At least two branch pipes converge into the outlet 72 of a pipeline connection high temperature liquid pipe by another pipe joint.By the height
Warm liquid pipe 7 is divided into a plurality of branch pipe, can increase the heat transferring contact area of high temperature liquid pipe 7 and drip tray 8, so as to effectively prevent
Drip tray freezes.
In the present embodiment, the high temperature liquid pipe 7 arbitrarily extend from itself import 71 to 8 hollow inside of drip tray it is roundabout to
The outlet 72 of the high temperature liquid pipe 7.It is roundabout by extension of the high temperature liquid pipe 7 in the hollow inside of drip tray, height can be increased
Warm liquid pipe 7 and the heat transferring contact area of drip tray 8, so as to effectively prevent drip tray from freezing.
In the present embodiment, the high temperature liquid pipe 7 is U-tube, the import 71 of the high temperature liquid pipe 7 and high temperature liquid pipe 7
One end that outlet 72 is arranged on 8 hollow inside of drip tray, it is hollow that the high temperature liquid pipe 7 from itself import 71 extends to drip tray 8
The internal other end and the outlet 72 of the high temperature liquid pipe 7.By the high temperature liquid pipe 7 in 8 hollow inside of drip tray
Extension it is roundabout, there is provided enough high temperature liquid pipe 7 and the heat transferring contact area of drip tray 8, so as to effectively prevent drip tray
Freeze.
In the present embodiment, the high temperature liquid pipe 7 is wound in the outer peripheral edge of drip tray 8.Wound by the high temperature liquid pipe 7
In the outer peripheral edge of drip tray 8, the heat transferring contact area of high temperature liquid pipe 7 and drip tray 8 can be increased, so as to effectively prevent from connecing
Water pond freezes.
In the present embodiment, described to prevent drip tray icing device from also including heat-insulation layer, the heat-insulation layer covers the height
Warm liquid pipe 7.The heat-insulation layer is incubated to high temperature liquid pipe 7, avoids excessive heat from being dispersed into air.
In the present embodiment, the heat-insulation layer is heat-preservation cotton.
Above-described embodiment is provided below prevents the specific work process of the heat pump assembly of drip tray icing from carrying out in detail
Description:
The high-temperature high-pressure refrigerant steam that compressor 1 is discharged flows into condenser 3 disposed within by four-way valve 2, freezes
Heat release when agent steam condenses in condenser 3, room air is heated, and reaches heating of house purpose.After the condensation of condenser 3
Refrigerant formed medium temperature high pressure liquid two branch roads are divided into by three-way connection 10:
High temperature liquid pipe 7 is flowed into by the second outlet 103 of three-way connection 10 all the way, is now close to the water receiving of high temperature liquid pipe 7
Disk 8 raises own temperature by the heat transfer of high temperature liquid pipe 7, so as to avoid freezing, from the system of the outlet 72 of high temperature liquid pipe 7 outflow
Cryogen enters economizer 4 by the liquid refrigerant of formation low-temp low-pressure and fraction gaseous refrigerant after second throttling device 6,
The liquid refrigerant of low-temp low-pressure now can cool down the refrigeration of the medium temperature high pressure entered from the condensation side-entrance 41 of economizer 4
Agent, the uncooled gaseous refrigerant of another part is reentered by economizer 4 and the connecting pipe of compressor 1 in economizer 4
Compressor 1 enters heating circulation after continuing compression;
Another way flows out from the first outlet 102 of three-way connection, is successively formed by economizer 4 and first throttle device 5
The liquid refrigerant of low-temp low-pressure, then refrigerant enter evaporator and absorb external heat and flash to after steam by four-way
Valve 2 is sucked by compressor 1, completes heating circulation.
The present embodiment flows into high temperature liquid pipe 7 by the condensed medium temperature high pressure liquid refrigerant of condenser, is close to high-temperature liquid
The drip tray 8 of pipe 7 raises own temperature by the heat transfer of high temperature liquid pipe 7, so as to avoid drip tray 8 from freezing, efficiently solves
The problem of electric leakage hidden danger caused by heating drip tray temperature by heat tape in the prior art and increase cost.Meanwhile high temperature
The refrigerant temperature of liquid pipe 7 declines, and the condensation side-entrance 41 from economizer 4 is cooled down by the entrance economizer 4 of second throttling device 6
The refrigerant of the medium temperature high pressure of entrance, increase the refrigerating capacity of evaporator 9, the efficiency of heat pump is improved, so as to obtain higher efficiency
Than.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvement and deformation can also be made, these improve and become
Shape is also considered as the scope of protection of the utility model.
Claims (8)
1. a kind of heat pump assembly for preventing drip tray from freezing, it is characterised in that including compressor (1), condenser (3), evaporator
(9), first throttle device (5), four-way valve (2) and high temperature liquid pipe (7);
The compressor (1), the condenser (3), the evaporator (9) and the first throttle device (5) are formed and are recycled back to
Road;The compressor (1) connects the condenser (3) and the evaporator (9) by the four-way valve (2);The condenser
Export the import (51) that (32) connect the first throttle device (5) by the high temperature liquid pipe (7), the first throttle device
(5) outlet (52) connects the evaporator (9);The high temperature liquid pipe (7) is close to the water receiving below the evaporator (9)
Disk (8).
2. the heat pump assembly as claimed in claim 1 for preventing drip tray from freezing, it is characterised in that described to prevent drip tray from freezing
Heat pump assembly also include three-way connection (10), economizer (4) and second throttling device (6);
The high temperature liquid pipe (7) connects the first throttle device (5) by the second throttling device (6) and economizer (4)
Import (51);The import of the three-way connection (10) connects the condensator outlet (32), and the of the three-way connection (10)
One outlet (102) connects the condensation side-entrance (41) of the economizer (4), the second outlet (103) of the three-way connection (10)
Connect the import (71) of the high temperature liquid pipe (7);The evaporation side-entrance (43) of the economizer (4) is filled by the described second throttling
The outlet (72) that (6) connect the high temperature liquid pipe (7) is put, the outlet (42) of the economizer (4) is filled by the first throttle
Put (5) and connect the evaporator (9), the refluxing opening (44) of the economizer (4) connects the compressor (1);The high-temperature liquid
Manage (7), the second throttling device (6) and the economizer (4) and form a decrease temperature and pressure loop.
3. the heat pump assembly as claimed in claim 1 for preventing drip tray from freezing, it is characterised in that the high temperature liquid pipe (7)
Import (71) is divided at least two branch pipes by a pipe joint, and at least two branch pipes converge into one by another pipe joint
Bar pipeline connects the outlet (72) of the high temperature liquid pipe (7).
4. the as claimed in claim 1 heat pump assembly for preventing drip tray from freezing, it is characterised in that the high temperature liquid pipe (7) from
Itself import (71) arbitrarily extends the outlet (72) of the high temperature liquid pipe (7) to drip tray (8) hollow inside.
5. the heat pump assembly for preventing drip tray icing as described in claim 3 or 4, it is characterised in that the high temperature liquid pipe (7)
For U-tube, the import (71) and outlet (72) of the high temperature liquid pipe (7) are arranged on one end of the hollow inside of drip tray, the height
Warm liquid pipe (7) extends to the other end and the high temperature liquid pipe (7) of drip tray (8) hollow inside from itself import (71)
Outlet (72).
6. the heat pump assembly as claimed in claim 1 for preventing drip tray from freezing, it is characterised in that the high temperature liquid pipe (7) twines
It is around in the outer peripheral edge of drip tray (8).
7. the heat pump assembly as claimed in claim 1 for preventing drip tray from freezing, it is characterised in that described to prevent drip tray from freezing
Heat pump assembly also include heat-insulation layer, the heat-insulation layer covers the high temperature liquid pipe (7).
8. the heat pump assembly as claimed in claim 7 for preventing drip tray from freezing, it is characterised in that the heat-insulation layer is insulation
Cotton.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720608654.1U CN206890918U (en) | 2017-05-27 | 2017-05-27 | A kind of heat pump assembly for preventing drip tray from freezing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720608654.1U CN206890918U (en) | 2017-05-27 | 2017-05-27 | A kind of heat pump assembly for preventing drip tray from freezing |
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Publication Number | Publication Date |
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CN206890918U true CN206890918U (en) | 2018-01-16 |
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ID=61319440
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CN201720608654.1U Expired - Fee Related CN206890918U (en) | 2017-05-27 | 2017-05-27 | A kind of heat pump assembly for preventing drip tray from freezing |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108344209A (en) * | 2018-03-13 | 2018-07-31 | 松下冷机系统(大连)有限公司 | A kind of cryogenic vaporizer defrosts anti-freeze device |
-
2017
- 2017-05-27 CN CN201720608654.1U patent/CN206890918U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108344209A (en) * | 2018-03-13 | 2018-07-31 | 松下冷机系统(大连)有限公司 | A kind of cryogenic vaporizer defrosts anti-freeze device |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 |
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