CN2867178Y - Cooling dehumidifier with air control device - Google Patents

Cooling dehumidifier with air control device Download PDF

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Publication number
CN2867178Y
CN2867178Y CNU2005200378454U CN200520037845U CN2867178Y CN 2867178 Y CN2867178 Y CN 2867178Y CN U2005200378454 U CNU2005200378454 U CN U2005200378454U CN 200520037845 U CN200520037845 U CN 200520037845U CN 2867178 Y CN2867178 Y CN 2867178Y
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China
Prior art keywords
control device
cooling
shell
motor
baffle plate
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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
Application number
CNU2005200378454U
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Chinese (zh)
Inventor
何建国
韩小珍
詹志彪
张海红
刘贵珊
贺晓光
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何建国
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Priority to CNU2005200378454U priority Critical patent/CN2867178Y/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Drying Of Gases (AREA)

Abstract

The utility model relates to a dehumidifier, in particular to a chill dehumidifier which is provided with a ventilation quantity controller. The chill dehumidifier is characterized in that a casing (1) between an evaporator (4) and a condenser (10) includes a baffle (6) sliding straightly to engage with two outer dry air vents (2) and two inner wet air vents (5) to define the fluxes of the dry and wet air. The casing (1) between the baffle (6) and the evaporator (4) includes a temperature sensor (3) electrically communicated with a controller for controlling a motor (9). The utility model can control the wet air flux to improve dehumidification efficiency and provide needed ventilation quantity for the heat radiation of condenser to assure the normal work of the refrigerating system, via the cooperation between the baffle (6), the outer dry air vents(2) and the inner wet air vents (5).

Description

The cooling and dehumidifying machine that has the ventilation control device
Technical field
The utility model relates to a kind of dehumidifier, especially a kind of cooling and dehumidifying machine that has the ventilation control device.
Background technology
Cooling and dehumidifying is a kind of dehumidification mode that utilizes the earliest, as shown in Figure 1, it is usually by evaporimeter, condenser, compressor, expansion valve, blower fan, with compositions such as shells, evaporimeter absorbs extraneous heat during operate as normal, condenser is outwards emitted heat, under the effect of blower fan, humid air sucks from left side air inlet, carry out heat exchange during by evaporimeter, its temperature reduces, and moisture is separated out because of dewfall when humid air reaches dew-point temperature, and the absolute moisture content of humid air descends, and heat exchange takes place once more when continuing its temperature is raise, thereby reach the purpose of insulation dehumidifying by condenser.
The final relative humidity of air is a main control index in whole dehumidification process, refrigerating capacity or the air mass flow of main at present employing control refrigeration system unit interval realize, the common rotating speed that adopts frequency-changeable compressor to change the refrigerating capacity of unit interval or change blower fan that has is controlled air mass flow, adopt frequency-changeable compressor will inevitably cause complex system and cost to increase, and the rotating speed that changes blower fan implements more complicated and causes the heat dissipation capacity of condenser non-constant easily, and then causes the refrigeration system job insecurity.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, with low cost, and the cooling and dehumidifying machine that has the ventilation control device that can control ventilation easily.
The technical solution of the utility model is:
A kind of cooling and dehumidifying machine that has the ventilation control device, comprise installation evaporimeter, condenser and blower fan in the enclosure, its special feature is, on the shell between described evaporimeter and the condenser, have two outside dry air ventilating openings, and dividing plate is installed in the shell between described evaporimeter and condenser, have two inner humid air ventilating openings on this dividing plate; Thereby but also be equipped with in the shell between described evaporimeter and condenser a straight line move match with two outside dry air ventilating openings and two inner humid air ventilating openings with determine to do, the baffle plate of humid air flow, one end of the connecting rod of fixedlying connected with this baffle plate stretches out outside the shell, and is connected with motor by transmission mechanism; In the shell between said baffle and evaporimeter temperature sensor is installed, this temperature sensor and can be to the electric UNICOM of the control device that aforementioned motor is controlled.
Wherein two outside dry air ventilating openings are positioned at the vertical substantially plane of same and described housing axis with two inner humid air ventilating openings.
Wherein baffle plate is to constitute by having at interval three sections each other.
Wherein transmission mechanism comprises crank mechanism and decelerator, and the output of this crank mechanism stretches out the outer end of shell with connecting rod and is connected, and its input links to each other with motor by decelerator.
Wherein two outside dry air ventilating openings are identical with the air mass flow of two inner humid air ventilating openings.
Wherein control device comprises temperature comparison circuit, two inputs of this temperature comparison circuit respectively with temperature sensor and the electric UNICOM of temperature setting circuit, and the electric UNICOM of base stage of the output of temperature comparison circuit and a switch triode, the emitter grounding of this switch triode, its colelctor electrode with connect power supply after the coil of a relay is connected, the forward and reverse rotation of control motor moves back and forth to drive baffle plate in the circuit for controlling motor thereby the contact of this relay is connected on.
Further, the coil two ends of its repeat circuit are parallel with a protection diode.
Further, wherein temperature setting circuit is a reference voltage, and temperature comparison circuit is a voltage comparator.
Further, wherein being in series with one in the control circuit of motor can the conducting at intermittence be the time relay that has delay function with sequential on-off circuit or the described relay of avoiding the baffle plate frequent movement.
Further, the upper and lower spacing travel switch that matches with baffle plate is installed also in described shell wherein, thereby these two travel switches are connected in the control circuit of motor on baffle plate arrives or disable motor during the limit inferior position.
The utility model is provided with mobilizable baffle plate in the enclosure, by itself and the cooperating of two outside dry air ventilating openings and two inner humid air ventilating openings, the humid air flow that can either control by evaporimeter makes dehumidification rate reach optimum state, thereby the operate as normal of the ventilation assurance refrigeration system of satisfying the demand also is provided for the heat radiation of condenser.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model background technology;
Accompanying drawing 2 is a structural representation of the present utility model;
Accompanying drawing 3 is circuit theory diagrams of the present utility model;
Accompanying drawing 4 is circuit theory diagrams of the present utility model.
The specific embodiment
Come the utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 2, the utility model comprises evaporimeter 4, condenser 10 and the blower fan 11 that is installed in the shell 1, on the shell 1 between evaporimeter 4 and the condenser 10, have two outside dry air ventilating openings 2, and dividing plate is installed in the shell 1 between evaporimeter 4 and condenser 10, have two inner humid air ventilating openings 5 on this dividing plate, wherein two outside dry air ventilating openings 2 are positioned at the vertical substantially plane of same and described shell 1 axis with two inner humid air ventilating openings 5, so that baffle plate 6 matches with it.
As shown in Figure 2, thereby move with two outside dry air ventilating openings 2 and two inner humid air ventilating openings 5 and match to determine the baffle plate 6 of ventilation but a straight line also is installed in the shell 1 between evaporimeter 4 and condenser 10, one end of the connecting rod 12 of fixedlying connected with this baffle plate 6 stretches out outside the shell 1, and be connected with motor 9 by transmission mechanism, wherein transmission mechanism comprises crank mechanism 7 and decelerator 8, the output of this crank mechanism 7 is connected with the end that connecting rod 12 stretches out shell 1, its input links to each other with motor 9 by decelerator 8, certainly, except crank mechanism 7, also can select for use in the existing routine techniques and motor 9 rotatablely moving of output can be converted to other transmission mechanism of baffle plate 6 straight reciprocating motions.
As shown in Figure 2, in the shell 1 between baffle plate 6 and evaporimeter 4 temperature sensor 3 is installed, this temperature sensor 3 and one can be to the electric UNICOM of the control device that motor 9 is controlled, two outside dry air ventilating openings 2 are closed when baffle plate 6 moves to the upper end, and two inner humid air ventilating openings 5 are opened fully, this moment humid air flow maximum, on the contrary, when baffle plate 6 when move the lower end, two inner humid air ventilating openings 5 are closed gradually, and two outside dry air ventilating openings 2 are opened gradually, and this moment, the humid air flow reduced, and the dry air flow increases.
As shown in Figure 2, wherein baffle plate 6 is to constitute by having at interval three sections each other, just match with two outside dry air ventilating openings 2 and two inner humid air ventilating openings 5, because two outside dry air ventilating openings 2 are identical with the air mass flow that two inner humid air ventilating openings 5 are designed under equal conditions, so moving along with baffle plate 6, the variation equal and opposite in direction of the variation of humid air flow and dry air flow, direction is opposite, total air mass flow remains unchanged, and equals the air mass flow sum of two outside dry air ventilating openings 2 or two inner humid air ventilating openings 5 all the time.
Shown in Fig. 3,4, wherein the control device of motor 9 comprises temperature comparison circuit, two inputs of this temperature comparison circuit respectively with temperature sensor 3 and the electric UNICOM of temperature setting circuit, and the electric UNICOM of base stage of the output of temperature comparison circuit and a switch triode, the emitter grounding of this switch triode, its colelctor electrode with connect power supply after the coil J1 of a relay connects, the contact J1-1 of this relay is connected in motor 9 control circuits, thereby thereby the 9 forward and reverse rotations of control motor drive baffle plate 6 linear reciprocation by transmission mechanism moves.
As shown in Figure 3; the coil J1 two ends of its a repeat circuit protection diode in parallel; temperature sensor 3 can select amplification for use integrated and the modular product of interface circuit; it is output as voltage signal; temperature setting circuit can be an adjustable or nonadjustable reference voltage level, and temperature comparison circuit can adopt existing conventional voltage comparator.
As shown in Figure 4, in the control circuit of motor 9, be in series with one intermittently the sequential on-off circuit of conducting or the time relay that employing has delay function to avoid baffle plate 6 frequent movements.
The upper and lower spacing travel switch that matches with baffle plate 6 also is installed in described shell 1 in addition, specifically can adopt microswitch or near switch, thereby these two travel switches are connected on respectively in the control circuit of motor 9 at baffle plate 6 and arrive or disable motor 9 during the limit inferior position.
Operation principle of the present utility model is:
In order to guarantee that dehumidification rate reaches optimum state, need be to control (being controlled at t=1-3 ℃ of setting value usually as required) by the air themperature behind the evaporimeter 4, specifically be to realize by control to two inner humid air ventilating opening 5 aperture sizes, if temperature sensor 3 detected temperature are less than setting value during t, show it is that the humid air flow is too small, temperature comparison circuit output this moment high level signal, the switch triode saturation conduction, relay coil J1 gets electric, its normally opened contact closure, and motor just changes, driving baffle plate 6 by transmission mechanism moves up, the corresponding increase of humid air flow, dry air flow equivalent reduces, otherwise, when detected temperature greater than setting value during t, the temperature comparison circuit output low level, switch triode ends, and relay normally open contact disconnects, the motor counter-rotating, baffle plate 6 moves down, and the humid air flow reduces, and dry air flow equivalent increases.

Claims (10)

1, a kind of cooling and dehumidifying machine that has the ventilation control device comprises the evaporimeter (4), condenser (10) and the blower fan (11) that are installed in the shell (1), it is characterized in that:
On the shell (1) between described evaporimeter (4) and the condenser (10), have two outside dry air ventilating openings (2), and dividing plate is installed in the shell (1) between described evaporimeter (4) and condenser (10), have two inner humid air ventilating openings (5) on this dividing plate;
Shell (1) between described evaporimeter (4) and condenser (10) but thereby in also be equipped with a straight line move match with two outside dry air ventilating openings (2) and two inner humid air ventilating openings (5) with determine to do, the baffle plate (6) of humid air flow, one end of the connecting rod (12) of fixedlying connected with this baffle plate (6) stretches out outside the shell (1), and is connected with motor (9) by transmission mechanism;
In the shell (1) between said baffle (6) and evaporimeter (4) temperature sensor (3) is installed, this temperature sensor (3) and an electric UNICOM of control device that can control aforementioned motor (9).
2, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 1 is characterized in that:
Wherein two outside dry air ventilating openings (2) are positioned at the vertical substantially plane of same and described shell (1) axis with two inner humid air ventilating openings (5).
3, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 1 is characterized in that:
Wherein baffle plate (6) is to constitute by having at interval three sections each other.
4, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 1 is characterized in that:
Wherein transmission mechanism comprises crank mechanism (7) and decelerator (8), and the output of this crank mechanism (7) stretches out the outer end of shell (1) with connecting rod (12) and is connected, and its input links to each other with motor (9) by decelerator (8).
5, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 1 is characterized in that:
Wherein two outside dry air ventilating openings (2) are identical with the air mass flow of two inner humid air ventilating openings (5).
6, as any described cooling and dehumidifying machine that has the ventilation control device in the claim 1 to 5, it is characterized in that:
Wherein control device comprises temperature comparison circuit, two inputs of this temperature comparison circuit respectively with temperature sensor (3) and the electric UNICOM of temperature setting circuit, and the electric UNICOM of base stage of the output of temperature comparison circuit and a switch triode, the emitter grounding of this switch triode, its colelctor electrode with connect power supply after the coil (J1) of a relay is connected, the contact of this relay (J1-1) is connected on motor (9) thereby the forward and reverse rotation of control motor (9) moves back and forth to drive baffle plate (6) in the control circuit.
7, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 6 is characterized in that:
The coil of its repeat circuit (J1) two ends are parallel with a protection diode.
8, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 6 is characterized in that:
Wherein temperature setting circuit is a reference voltage, and temperature comparison circuit is a voltage comparator.
9, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 6 is characterized in that:
Wherein in the control circuit of motor (9), be in series with one intermittently conducting avoiding the sequential on-off circuit of baffle plate (6) frequent movement,
Or described relay is the time relay that has delay function.
10, the cooling and dehumidifying machine that has the ventilation control device as claimed in claim 6 is characterized in that:
The upper and lower spacing travel switch that matches with baffle plate (6) wherein also is installed in described shell (1), these two travel switches be connected on motor (9) thus control circuit in disable motor (9) in baffle plate (6) arrival or during the limit inferior position.
CNU2005200378454U 2005-12-28 2005-12-28 Cooling dehumidifier with air control device Expired - Fee Related CN2867178Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2005200378454U CN2867178Y (en) 2005-12-28 2005-12-28 Cooling dehumidifier with air control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2005200378454U CN2867178Y (en) 2005-12-28 2005-12-28 Cooling dehumidifier with air control device

Publications (1)

Publication Number Publication Date
CN2867178Y true CN2867178Y (en) 2007-02-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2005200378454U Expired - Fee Related CN2867178Y (en) 2005-12-28 2005-12-28 Cooling dehumidifier with air control device

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105757807A (en) * 2016-05-10 2016-07-13 合肥天鹅制冷科技有限公司 Dehumidifier with air volume regulation function
CN109812879A (en) * 2018-12-27 2019-05-28 宁波保税区瑞丰模具科技有限公司 A kind of dehumidifier of other aeration structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105757807A (en) * 2016-05-10 2016-07-13 合肥天鹅制冷科技有限公司 Dehumidifier with air volume regulation function
CN109812879A (en) * 2018-12-27 2019-05-28 宁波保税区瑞丰模具科技有限公司 A kind of dehumidifier of other aeration structure

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee