CN215723746U

CN215723746U - Dehumidifier with bypass

Info

Publication number: CN215723746U
Application number: CN202121629240.XU
Authority: CN
Inventors: 叶海林; 蒋峰; 诸葛水明
Original assignee: Hangzhou Preair Electrical Appliance Industry Co ltd
Current assignee: Hangzhou Preair Electrical Appliance Industry Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-02-01
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a dehumidifier with a bypass, aiming at solving the defects that the dehumidifier can not meet the requirement of a condenser on larger air volume, the condensing pressure of a refrigerant in the condenser is improved, the power consumption of a compressor is large, and the dehumidification energy efficiency ratio is reduced. The utility model comprises a machine body, an evaporator, a first condenser, a second condenser and a fan, wherein a dehumidification cavity is arranged in the machine body, the second condenser is arranged in the dehumidification cavity to divide the dehumidification cavity into an air inlet cavity and an air exhaust cavity, the machine body is provided with a main air inlet and a bypass air inlet which are communicated with the air inlet cavity, the evaporator and the first condenser are both arranged at the corresponding position of the main air inlet, and the evaporator is arranged between the main air inlet and the first condenser; the air inlet of the fan is communicated with the air exhaust cavity, and the air outlet of the fan is communicated outside the machine body. The dehumidifier with the bypass function increases the air inlet volume, meets the requirement of the condenser for larger air volume, is beneficial to reducing the condensing pressure of the refrigerant in the condenser, reduces the power consumption of the compressor and improves the dehumidification energy efficiency ratio.

Description

Dehumidifier with bypass

Technical Field

The utility model relates to a dehumidifier, in particular to a dehumidifier with a bypass.

Background

At present, the dehumidifier is more and more commonly used, and can separate moisture in air and dry the air, thereby achieving the aim of dehumidification. The traditional dehumidifier has an air flow path comprising an evaporator and a condenser in sequence, wherein the evaporator cools air, condenses moisture in the air into water drops, and the condenser heats the air. The air duct layout cannot meet the requirement of the condenser for large air volume, improves the condensing pressure of the refrigerant in the condenser, and enables the compressor to have large power consumption and the dehumidification energy efficiency ratio to be reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides the dehumidifier with the bypass, which increases the air inlet amount, meets the requirement of a condenser on larger air volume, is favorable for reducing the condensing pressure of a refrigerant in the condenser, reduces the power consumption of a compressor and improves the dehumidification energy efficiency ratio.

In order to solve the technical problems, the utility model adopts the following technical scheme: a dehumidifier with a bypass comprises a machine body, an evaporator, a first condenser, a second condenser and a fan, wherein a dehumidification cavity is arranged in the machine body, the second condenser is arranged in the dehumidification cavity and divides the dehumidification cavity into an air inlet cavity and an air exhaust cavity, the machine body is provided with a main air inlet and a bypass air inlet which are communicated with the air inlet cavity, the evaporator and the first condenser are both arranged at the corresponding positions of the main air inlet, and the evaporator is arranged between the main air inlet and the first condenser; the air inlet of the fan is communicated with the air exhaust cavity, and the air outlet of the fan is communicated outside the machine body.

When the dehumidifier works, the fan is started, and the main air inlet and the bypass air inlet supply air to the air inlet cavity. The air flow sent by the main air inlet is cooled and dehumidified by the evaporator, and the moisture in the air flow is condensed into water drops. The air flow cooled and dehumidified by the evaporator is heated by the first condenser, then enters the air inlet cavity, is mixed with natural air fed from the bypass air inlet, is further heated by the second condenser, and finally is discharged from the machine body. Natural air is sent into the air inlet cavity from the bypass air inlet, and the first condenser and the second condenser are arranged, so that the air inlet amount is increased, the requirement of the condenser for large air volume is met, the condensing pressure of a refrigerant in the condenser is reduced, the power consumption of the compressor is reduced, and the dehumidification energy efficiency ratio is improved.

Preferably, the position of the bypass air inlet on the machine body is detachably connected with a cover plate, and the cover plate covers the bypass air inlet. The cover plate is detachably mounted, when the bypass function is needed, the cover plate is detached, and the bypass air inlet is opened. When the bypass function is not needed, the cover plate is arranged to cover the bypass air inlet, and the bypass air inlet is closed.

Preferably, the air adjusting mechanism is installed at the position of the bypass air inlet. The air regulating mechanism is convenient for regulating the air inlet volume.

Preferably, the air regulating mechanism is an air regulating valve. The air regulating valve has simple structure and convenient regulation.

The second scheme is that the air adjusting mechanism comprises a mounting plate, driving strips and a plurality of driving discs, the driving strips are movably mounted on the mounting plate, the driving discs are rotatably mounted on the mounting plate, the driving discs are in transmission connection with the driving strips, and the driving strips move to drive the driving discs to rotate; the mounting plate and the driving disc are provided with a plurality of ventilation slots at corresponding positions, the driving disc and the ventilation slots are provided with a plurality of air adjusting slots correspondingly, and the air adjusting slots and the ventilation slots are overlapped or staggered along with the rotation of the driving disc.

When the ventilation quantity of the bypass air inlet needs to be adjusted, the driving strip moves to drive the driving disc to rotate, so that the overlapping area of the air adjusting groove hole and the ventilation groove hole is adjusted, the adjustment of the ventilation quantity is realized, and the adjustment is convenient.

In the third scheme, the air regulating mechanism comprises a mounting plate, driving strips and a plurality of driving discs, wherein the driving strips are movably mounted on the mounting plate, the driving discs are rotatably mounted on the mounting plate, the driving discs are in transmission connection with the driving strips, and the driving strips move to drive the driving discs to rotate; the driving-disc is the annular, correspond on the mounting panel and be equipped with the ventilation hole with the driving-disc, a plurality of regulation poles of ventilation hole edge equipartition installation on the mounting panel, it is equipped with the friction post to adjust pole one end, the friction post rotates to be installed on the mounting panel, the laminating of friction post and driving-disc inner wall, adjust the articulated air regulating plate of the pole other end, the air regulating plate sets up in the ventilation hole position, adjacent air regulating plate articulates together in proper order, it makes the air regulating plate outwards deflect or inwards deflect to adjust the pole rotation.

When the ventilation quantity of the bypass air inlet needs to be adjusted, the driving strip moves to drive the driving disc to rotate, the inner wall of the driving disc is attached to the outer wall of the friction column to drive the friction column to rotate, so that the adjusting rod rotates to drive the air adjusting plate to deflect outwards, the area of the air adjusting plate for shielding the ventilation hole is reduced, and the ventilation quantity is increased; the driving-disc reversal, adjust the pole and move in reverse and drive the air adjusting plate and inwards deflect, the area increase that the air adjusting plate sheltered from the ventilation hole, and the air volume reduces. The ventilation volume of the ventilation hole is convenient and reliable to adjust.

Preferably, the wind adjusting motor is installed in the machine body, a gear is installed on an output shaft of the wind adjusting motor, racks are arranged on two sides of the driving strip, the gear is in meshing transmission with one rack, gear rings are arranged on the edges of the driving discs, and the gear rings on all the driving discs are in meshing transmission with the other rack. The air regulating motor is started to drive the gear to rotate, and the gear drives the driving strip to move, so that the driving disc is driven to rotate, the air inlet quantity is regulated, and the regulation is convenient and reliable.

Preferably, an air filter is mounted on the machine body, and the air filter covers the main air inlet and the bypass air inlet. The air filter filters air supplied into the body.

Preferably, the fan is started at a low speed, and the opening of the bypass air inlet is enlarged; the fan is started at a high speed, and the opening of the bypass air inlet is reduced.

The fan is started at a low speed, and the opening of the bypass air inlet is enlarged, so that more air is shunted from the bypass, and the dehumidifier is favorable for better dehumidification in a low-humidity environment.

The fan is started at a high speed, and the opening of the bypass air inlet is reduced, so that more air passes through the evaporator, and better dehumidification is facilitated in a high-humidity environment.

Compared with the prior art, the utility model has the beneficial effects that: (1) the dehumidifier with the bypass function increases the air inlet amount, meets the requirement of a condenser for larger air volume, is beneficial to reducing the condensing pressure of a refrigerant in the condenser, reduces the power consumption of a compressor and improves the dehumidification energy efficiency ratio; (2) the ventilation volume of the bypass air inlet is adjustable, and different use requirements are met.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic view of the direction of flow of the gas stream of the present invention;

FIG. 4 is a partial structural view of

embodiments

2 and 3 of the present invention;

fig. 5 is a schematic view of a rotary register mechanism of embodiment 2 of the utility model;

fig. 6 is a schematic view of a rotary register mechanism of embodiment 3 of the utility model;

in the figure: 1. the air conditioner comprises a machine body, 2, an evaporator, 3, a first condenser, 4, a second condenser, 5, a fan, 6, an air inlet cavity, 7, an exhaust cavity, 8, a main air inlet, 9, a bypass air inlet, 10, an air filter, 22, a mounting plate, 23, a driving strip, 24, a driving disc, 25, a ventilation slotted hole, 26, a ventilation slotted hole, 27, a ventilation motor, 28, a ventilation hole, 29, an adjusting rod, 30, a friction column, 31 and a ventilation plate.

Detailed Description

The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:

example 1: a dehumidifier with a bypass (see attached figures 1 to 3) comprises a machine body 1, an evaporator 2, a first condenser 3, a second condenser 4 and a fan 5, wherein a dehumidification cavity is arranged in the machine body, the second condenser is arranged in the dehumidification cavity to divide the dehumidification cavity into an air inlet cavity 6 and an air exhaust cavity 7, a main air inlet 8 and a bypass air inlet 9 which are communicated with the air inlet cavity are arranged on the machine body, the evaporator and the first condenser are both arranged at the corresponding positions of the main air inlet, and the evaporator is arranged between the main air inlet and the first condenser; the air inlet of the fan is communicated with the air exhaust cavity, and the air outlet of the fan is communicated outside the machine body. A compressor and a throttler are installed in the machine body, and the compressor, a second condenser, a first condenser, the throttler and an evaporator are sequentially connected in series through pipelines to form a circulation loop. The fan is started at a low speed, and the opening of the bypass air inlet is enlarged; the fan is started at a high speed, and the opening of the bypass air inlet is reduced.

An air filter 10 is arranged on the machine body and covers the main air inlet and the bypass air inlet. The position of the bypass air inlet on the machine body is detachably connected with a cover plate, and the cover plate covers the bypass air inlet. The air adjusting mechanism is arranged at the position of the bypass air inlet and is an air adjusting valve, the air adjusting valve is arranged between the bypass air inlet and the air inlet cavity, and the ventilation quantity of the bypass air inlet is adjusted by adjusting the opening of the air adjusting valve.

Example 2: a dehumidifier with a bypass (see attached figures 4 and 5) is similar to the dehumidifier with the bypass in structure of embodiment 1, and mainly has the difference that an air adjusting mechanism in the embodiment comprises a mounting plate 22, a driving strip 23 and a plurality of driving discs 24, wherein the driving strip is movably mounted on the mounting plate, the driving discs are rotatably mounted on the mounting plate, the driving discs are in transmission connection with the driving strip, and the driving strip moves to drive the driving discs to rotate; a plurality of ventilation slots 25 are uniformly distributed on the mounting plate and at the positions corresponding to the driving disc, a plurality of air adjusting slots 26 are correspondingly arranged on the driving disc and the ventilation slots, and the air adjusting slots and the ventilation slots are overlapped or staggered along with the rotation of the driving disc. The wind adjusting motor 27 is arranged in the machine body, a gear is arranged on an output shaft of the wind adjusting motor, racks are arranged on two sides of the driving strip, the gear is in meshing transmission with one rack, gear rings are arranged on the edges of the driving discs, and the gear rings on all the driving discs are in meshing transmission with the other rack. The mounting plate is arranged at the position of the bypass air inlet on the machine body. The other structure is the same as embodiment 1.

Example 3: a dehumidifier with a bypass (see attached figures 4 and 6) is similar to the dehumidifier with the bypass in structure of embodiment 1, and mainly has the difference that the rotary air adjusting mechanism in the embodiment comprises a mounting plate, a driving strip and a plurality of driving discs, wherein the driving strip is movably mounted on the mounting plate, the driving discs are rotatably mounted on the mounting plate, the driving discs are in transmission connection with the driving strip, and the driving strip moves to drive the driving discs to rotate; the driving-disc is the annular, corresponds on the mounting panel and is equipped with ventilation hole 28 with the driving-disc, and a plurality of regulation poles 29 of ventilation hole edge equipartition installation on the mounting panel, adjust pole one end and be equipped with friction post 30, and the friction post rotates to be installed on the mounting panel, and the laminating of friction post and driving-disc inner wall adjusts the articulated air regulating plate 31 of the pole other end, and the air regulating plate setting is in the ventilation hole position, and adjacent air regulating plate articulates together in proper order, adjusts the pole and rotates and make the air regulating plate outwards deflect or inwards. The wind adjusting motor is installed in the machine body, a gear is installed on an output shaft of the wind adjusting motor, racks are arranged on two sides of the driving strip, the gear is in meshing transmission with one rack, gear rings are arranged on the edges of the driving discs, and the gear rings on all the driving discs are in meshing transmission with the other rack. The mounting plate is arranged at the position of the bypass air inlet on the machine body. The other structure is the same as embodiment 1.

The above-described embodiments are merely preferred embodiments of the present invention, which is not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the utility model as set forth in the appended claims.

Claims

1. A dehumidifier with a bypass is characterized by comprising a machine body, an evaporator, a first condenser, a second condenser and a fan, wherein a dehumidification cavity is arranged in the machine body, the second condenser is arranged in the dehumidification cavity to divide the dehumidification cavity into an air inlet cavity and an air exhaust cavity, the machine body is provided with a main air inlet and a bypass air inlet which are communicated with the air inlet cavity, the evaporator and the first condenser are both arranged at the corresponding positions of the main air inlet, and the evaporator is arranged between the main air inlet and the first condenser; the air inlet of the fan is communicated with the air exhaust cavity, and the air outlet of the fan is communicated outside the machine body.

2. The dehumidifier of claim 1, wherein the bypass inlet is detachably connected to a cover plate, and the cover plate covers the bypass inlet.

3. The dehumidifier of claim 1, wherein the bypass inlet is provided with an air adjusting mechanism.

4. The dehumidifier of claim 3, wherein the air regulating mechanism is an air regulating valve.

5. The dehumidifier with the bypass as claimed in claim 3, wherein the air adjusting mechanism comprises a mounting plate, a driving strip and a plurality of driving discs, the driving strip is movably mounted on the mounting plate, the driving discs are rotatably mounted on the mounting plate, the driving discs are in transmission connection with the driving strip, and the driving strip moves to drive the driving discs to rotate; the mounting plate and the driving disc are provided with a plurality of ventilation slots at corresponding positions, the driving disc and the ventilation slots are provided with a plurality of air adjusting slots correspondingly, and the air adjusting slots and the ventilation slots are overlapped or staggered along with the rotation of the driving disc.

6. The dehumidifier with the bypass as claimed in claim 3, wherein the air adjusting mechanism comprises a mounting plate, a driving strip and a plurality of driving discs, the driving strip is movably mounted on the mounting plate, the driving discs are rotatably mounted on the mounting plate, the driving discs are in transmission connection with the driving strip, and the driving strip moves to drive the driving discs to rotate; the driving-disc is the annular, correspond on the mounting panel and be equipped with the ventilation hole with the driving-disc, a plurality of regulation poles of ventilation hole edge equipartition installation on the mounting panel, it is equipped with the friction post to adjust pole one end, the friction post rotates to be installed on the mounting panel, the laminating of friction post and driving-disc inner wall, adjust the articulated air regulating plate of the pole other end, the air regulating plate sets up in the ventilation hole position, adjacent air regulating plate articulates together in proper order, it makes the air regulating plate outwards deflect or inwards deflect to adjust the pole rotation.

7. The dehumidifier of claim 5 or 6, wherein the air adjusting motor is installed in the dehumidifier, the output shaft of the air adjusting motor is provided with a gear, both sides of the driving strip are provided with racks, the gear is engaged with one rack for transmission, the edges of the driving plates are provided with gear rings, and the gear rings on all the driving plates are engaged with the other rack for transmission.

8. The dehumidifier of any one of claims 1 to 6, wherein an air filter is mounted on the body, and the air filter covers the main air inlet and the bypass air inlet.

9. The dehumidifier of any one of claims 1 to 6, wherein the fan is turned on at a low speed, and the opening of the bypass air inlet is increased; the fan is started at a high speed, and the opening of the bypass air inlet is reduced.