CN217247913U

CN217247913U - Freezing type drying machine

Info

Publication number: CN217247913U
Application number: CN202123232970.9U
Authority: CN
Inventors: 李�浩
Original assignee: Shenzhen Hdr Machinery Co ltd
Current assignee: Shenzhen Hdr Machinery Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-08-23
Anticipated expiration: 2031-12-20

Abstract

The utility model provides a drying equipment field, concretely relates to freezing formula desiccator. The freezing dryer further comprises a shell, a first support and a second support, wherein the first support and the second support are arranged on the bottom frame of the shell, the front cooler and the condenser are arranged on the first support, the evaporator and the heat exchanger are arranged on the second support, and the compressor is arranged on the bottom frame. The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses an inner space extended structure of first support and second support to realize the reasonable layout of casing inner space, realize the compact setting.

Description

Freezing type drying machine

Technical Field

The utility model provides a drying equipment field, concretely relates to freezing formula desiccator.

Background

The refrigeration type dryer utilizes the heat exchange between the refrigerant and the compressed air to reduce the temperature of the compressed air to the dew point temperature within the range of 2-10 ℃. With the continuous development of the industry of the freezing type drying machine, more and more enterprises enter the industry of the air compressor, more and more people favor the industry of the freezing type drying machine, and meanwhile, a plurality of enterprises stand out.

However, as the development of the freeze dryer progresses, how to integrate the design becomes one of important research directions for the freeze dryer.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a freezing type desiccator, solve the current low problem that integrates.

The utility model provides a technical scheme that its technical problem adopted is: the freezing dryer comprises a compressor, a condenser, an evaporator, a front cooler, a heat exchanger and a gas-water separator, wherein the compressor, the condenser and the evaporator form an evaporation system; wherein;

the pre-cooler and the condenser are arranged on the first bracket;

the evaporator and the heat exchanger are arranged on the second bracket;

the compressor is arranged on the underframe;

the external compressed air obtained by the compression of the compressor flows to the evaporator through the condenser to obtain cold air cooled to zero pressure; and after the compressed air cooled by the pre-cooler and the cold air are subjected to heat exchange in the heat exchanger, gas-water separation in the gas-water separator and heat exchange again in the heat exchanger for heating, discharging the dried low-temperature cold air from the heat exchanger.

Wherein, the preferred scheme is: the condenser comprises a fan and a condensation structure, the first support is a pair of vertical frame structures with side openings, the fan is fixedly arranged on the side face of the opening of the first support, and the condensation structure is arranged in the cavity of the first support.

Wherein, the preferred scheme is: the front cooler is arranged at the top of the first support and is connected with a compressed air inlet arranged on the upper end face of the shell.

Wherein, the preferred scheme is: the pre-cooler includes a cooling structure also disposed in the cavity of the first support.

Wherein, the preferred scheme is: the freeze dryer comprises a throttle connected with the evaporator and the condenser respectively, the second support is of an open mullion structure arranged on the top surface, the heat exchanger and the evaporator are integrally arranged and arranged on the top surface of the second support, and the throttle is arranged in a cavity of the second support and connected with the evaporator through an opening.

Wherein, the preferred scheme is: the throttler comprises a pipeline switch, an electromagnetic valve, a time delay relay and a junction box, wherein the time delay relay is respectively connected with the electromagnetic valve and the pipeline switch, and the time delay relay is arranged in the junction box.

Wherein, the preferred scheme is: the second support also comprises an extension frame which is arranged on the top surface and extends upwards and is arranged close to the side surface of the shell, and the heat exchanger and the evaporator which are integrally arranged are fixedly arranged on the extension frame.

Wherein, the preferred scheme is: and a mounting plate is arranged between the compressor and the underframe.

Wherein, the preferred scheme is: the casing includes first curb plate, first curb plate includes control panel, control panel includes first base, first apron, LED board and switch button, first apron is provided with various supporting openings, the LED board includes LED screen, control button and LED pilot lamp, first base includes the thermovent.

Wherein, the preferred scheme is: the shell comprises a second side plate, the second side plate comprises a power supply module, the power supply module comprises a second base, a second cover plate, a power supply management circuit board and a power supply interface, the power supply management circuit board is arranged in the second base, and the power supply interface is arranged on the second cover plate.

The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses an inner space extended structure of first support and second support to realize the reasonable layout of casing inner space, realize the compact setting.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic view of the structure of the freeze dryer of the present invention;

fig. 2 is a schematic front perspective view of the freeze dryer of the present invention;

fig. 3 is a schematic back perspective view of the freeze dryer of the present invention;

fig. 4 is a first structural schematic diagram of the first bracket layout according to the embodiment of the present invention;

fig. 5 is a second structural schematic diagram of the embodiment of the present invention based on the first bracket layout;

fig. 6 is a schematic structural view of a second bracket of the present invention;

FIG. 7 is a schematic structural diagram of a throttle-based freeze dryer according to the present invention;

fig. 8 is a schematic structural view of the compressor and the mounting plate of the present invention.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the present invention provides a preferred embodiment of a freeze dryer.

A freeze dryer including a compressor 100, a condenser 300, and an evaporator 200 constituting an evaporation system, and further including a pre-cooler 400, a heat exchanger 500, and a gas-water separator 600 constituting a drying system, the heat exchanger 500 being connected with the evaporator 200, the freeze dryer further including a housing 10, and a first bracket 1021 and a second bracket 1022 provided on a bottom frame 1011 of the housing 10; the pre-cooler 400 and the condenser 300 are disposed on a first support 1021, the evaporator 200 and the heat exchanger 500 are disposed on a second support 1022, and the compressor 100 is disposed on a base 1011.

Specifically, the freeze dryer comprises two systems, namely an inner circulation evaporation system and an outer circulation drying system, wherein the outer air is dried after entering the drying system and then is output outwards, the evaporation system provides a cooling process required by air drying in the drying system, the air in the drying system is cooled, and the inside water vapor is condensed into water to dry the air. In the evaporation system, the external compressed air compressed by the compressor 100 flows through the condenser 300 to the evaporator 200 to obtain the cold air cooled to the zero pressure, and in the drying system, the compressed air cooled by the pre-cooler 400 and the cold air are sequentially subjected to heat exchange in the heat exchanger 500, gas-water separation in the gas-water separator 600, and heat exchange again in the heat exchanger 500 to increase the temperature, and then the low-temperature cold air after drying is discharged from the heat exchanger 500.

And, in order to realize a compact design, the compressor 100, the condenser 300, the evaporator 200, the pre-cooler 400, the heat exchanger 500 and the air-water separator 600 do not interfere with each other, and are installed in the small housing 10, and therefore, a first bracket 1021 and a second bracket 1022 are required, and by the internal space expansion structure of the first bracket 1021 and the second bracket 1022, the condenser 300 and the pre-cooler 400 having the largest occupied space are installed in the first bracket 1021, occupying most of the space of the housing 10, and the remaining space is divided into two parts by the second bracket 1022, one part being the space occupied by the second bracket 1022 and the other being the space of the simple housing 10, the compressor 100 having a large weight and being inconvenient to install together with other structures is placed in the space of the simple housing 10, the evaporator 200 and the heat exchanger 500 required to cooperate with the compressor 100 are installed on the second bracket 1022, so as to realize reasonable layout of the inner space of the housing 10 and realize compact arrangement.

In one embodiment, the housing 10 includes a first side plate including a control panel, the control panel includes a first base, a first cover plate, an LED plate and a switch button, the first cover plate is provided with various matching openings, the LED plate includes an LED screen, a control button and an LED indicator, and the first base includes a heat sink. In particular, the control of the freeze dryer is realized by a control panel, for example, the control panel comprises a storage module and a control module, and the storage module stores a control program of a dynamic regulation mode. The control module group is connected with compressor 100, condenser 300, leading cooler 400, drain valve respectively, still is connected with the inductor that sets up in the desiccator inside, the response module response corresponds the response information of functional module, the control module group passes through the response information according to control procedure, and control compressor 100, condenser 300, leading cooler 400 and drain valve carry out dynamic operation.

In one embodiment, the housing 10 includes a second side plate including a power module, the power module includes a second base, a second cover plate, a power management circuit board embedded in the second base, and a power interface disposed on the second cover plate. Specifically, the power module supplies power to each module of the freeze dryer.

The core lies in, separately sets up control panel and power module, sets up respectively at first curb plate and second curb plate, and the control of being convenient for and power separately both ends set up, and it is more convenient to let user operation. And particularly the second side plate, is disposed adjacent to the compressor 100, it is possible to more conveniently supply power to the compressor 100.

As shown in fig. 4 and 5, the present invention provides a preferred embodiment of the first support 1021.

The condenser 300 includes a fan 301 and a condensing structure 302, the first support 1021 is a pair of mullion structures with open sides, the fan 301 is fixedly disposed at the open side of the first support 1021, and the condensing structure 302 is disposed in a cavity of the first support 1021. The fan 301 is fixedly arranged on the first support 1021 through the fan 301, and the fan 301 blows wind into the inner cavity of the mullion structure to reduce the temperature of the inner cavity, namely the temperature of the condensation structure 302 arranged in the cavity of the first support 1021.

In one embodiment, the pre-cooler 400 is disposed on the top of the first support 1021 and is connected to a compressed air input port disposed on the upper end surface of the casing 10. Leading cooler 400 is through setting up at the top of first support 1021, on the one hand with being close to the casing 10 up end, be connected better with the compressed air input port, and the pipe layout is more succinct, and on the other hand staggers the setting with condenser 300, not only reduces the interference between the two, can also reduce thickness, with the vertical upwards stacking of structure.

In one embodiment, the front cooler 400 includes a cooling structure 401, the cooling structure 401 also being disposed in the cavity of the first support 1021. The front cooler 400 also needs the fan 301, because of the problem of insufficient location, it shares one fan 301 with the condenser 300, the cooling structure 401 is also disposed in the cavity of the first support 1021, there are several arrangements, the cooling structure 401 and the condensing structure 302 are disposed side by side, and are all disposed at intervals in the cavity of the first support 1021, or the cooling structure 401 and the condensing structure 302 are stacked up and down in the cavity of the first support 1021, or the cooling structure 401 and the condensing structure 302 are stacked left and right in the cavity of the first support 1021.

Wherein the cooling structure 401 and the condensing structure 302 may both be: the gas passes through a long tube (usually coiled into a solenoid) to dissipate heat into the surrounding air, and metals such as copper, which are highly thermally conductive, are commonly used to transport vapor. In order to improve the efficiency of the condenser 300, heat dissipation fins with excellent heat conduction performance are often added on the pipeline, the heat dissipation area is enlarged to accelerate heat dissipation, and the fan 301 is matched to accelerate air convection to take away heat.

As shown in fig. 6 and 7, the present invention provides a preferred embodiment of the second support 1022.

The freeze dryer includes a throttle 700 connected to the evaporator 200 and the condenser 300, respectively, the second bracket 1022 has a mullion structure having an opening at a top surface, the heat exchanger 500 and the evaporator 200 are integrally provided and disposed on the top surface of the second bracket 1022, and the throttle 700 is disposed in a cavity of the second bracket 1022 and connected to the evaporator 200 through the opening 10221.

Specifically, the restrictor 700 is an element for throttling the fluid flow to generate a pressure drop, the fluid flow between the evaporator 200 and the condenser 300 is dynamically controlled, the condenser 300 and the evaporator 200 are arranged at two positions of the housing 10 through the second support 1022, particularly, in order to improve the compactness, an integrated structure in which the reheat exchanger 500 and the evaporator 200 are integrally arranged is arranged on the top surface of the second support 1022, so that the condenser 300 is positioned below the level of the integrated structure in which the heat exchanger 500 and the evaporator 200 are integrally arranged, the restrictor 700 is arranged in the cavity of the second support 1022 through the restrictor 700, the restrictor 700 is compactly designed at the position, and then the opening 10221 of the second support 1022 is directly connected, so that the connection between the restrictor 700 and the evaporator 200 is realized.

In particular, the compressor 100 is also disposed beside the second support 1022, and the throttle 700 may be disposed in a multi-channel structure, and used with the compressor 100, so as to achieve effective communication between the compressor 100, the condenser 300, and the evaporator 200.

In one embodiment, the restrictor 700 includes a conduit switch, a solenoid valve, a time delay relay connected to the solenoid valve and the conduit switch, respectively, and a junction box in which the time delay relay is disposed. The pipeline switch realizes the main switch of the throttler 700, the electromagnetic valve is used as the core of the throttler 700 to realize the flow control, the time delay relay realizes the time delay control of the electromagnetic valve, realizes the relaxation of the fluid flow and the sufficient fluid flowing back to the condenser 300 or the compressor 100, and then the junction box is arranged to realize the protection of the electromagnetic valve and the time delay relay, and particularly improves the service life of the throttler 700 in the environment with unbalanced or greatly changed temperature inside the shell 10.

In one embodiment, the second support 1022 further includes an extension bracket 10222 disposed at the top surface extending upward and disposed against the side surface of the housing 10, and the heat exchanger 500 and the evaporator 200 integrally disposed are fixed to the extension bracket 10222. The extension bracket 10222 improves the stability of the integrated structure in which the heat exchanger 500 and the evaporator 200 are integrally provided, and enhances the relative fixation with the housing 10. In particular, the second support 1022 is provided with an opening, which reduces the pressure on the top surface of the second support 1022 and improves the overall stability and stability.

As shown in fig. 8, the present invention provides a preferred embodiment of the mounting plate 103.

A mounting plate 103 is disposed between the compressor 100 and the base frame 1011.

The mounting plate 103 includes a compressor mounting portion 1031 and fixing portions 1032 extending outward of the compressor mounting portion 1031, and particularly, the compressor mounting portion 1031 is uniformly provided with three fixing portions 1032 outward, the fixing portions 1032 are directly fixed to the bottom frame 1011 of the housing 10, and the compressor 100 is fixed to the compressor mounting portion 1031.

The installation plate 103 is convenient to be connected with the compressor 100, and then the installation plate 103 is connected with the shell 10, so that the connection and installation of the compressor 100 are convenient, and particularly, the shell 10 is large and difficult to install. And, the thickness of the bottom mounting position of the compressor 100 is enhanced through the mounting plate 103, the requirement on the thickness of the bottom frame 1011 of the shell 10 is not high, the overall cost is reduced, and the compressor is particularly suitable for compressors 100 of various models as well, and only the corresponding mounting plate 103 needs to be replaced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, which is to be construed as being limited by the appended claims.

Claims

1. The utility model provides a freezing dryer, freezing dryer is including compressor, condenser and the evaporimeter that constitutes evaporating system, still including leading cooler, heat exchanger and the moisture separator who constitutes drying system, heat exchanger and evaporimeter are connected, its characterized in that: the freeze dryer further comprises a housing, and a first bracket and a second bracket which are arranged on the chassis of the housing; wherein the content of the first and second substances,

the pre-cooler and the condenser are arranged on the first bracket;

the evaporator and the heat exchanger are arranged on the second bracket;

the compressor is arranged on the underframe; wherein the content of the first and second substances,

the compressor, the evaporator and the condenser are sequentially communicated, external compressed air obtained by compression flows to the evaporator through the condenser, and the evaporator obtains cold air cooled to zero pressure;

the heat exchanger and the gas-water separator are also sequentially communicated, and the gas-water separator performs gas-water separation;

the compressed air cooled by the front cooler and the cold air exchange heat in the heat exchanger in sequence, the gas-water separation is carried out in the gas-water separator, the separated gas is heated in the heat exchanger, and the dried low-temperature cold air is discharged from the heat exchanger.

2. A freeze dryer as claimed in claim 1, wherein: the condenser comprises a fan and a condensation structure, the first support is a pair of vertical frame structures with side openings, the fan is fixedly arranged on the side face of the opening of the first support, and the condensation structure is arranged in the cavity of the first support.

3. A freeze dryer as claimed in claim 2, wherein: the front cooler is arranged at the top of the first support and is connected with a compressed air inlet arranged on the upper end face of the shell.

4. A freeze-dryer according to claim 2, wherein: the pre-cooler includes a cooling structure also disposed in the cavity of the first support.

5. A freeze dryer as claimed in claim 1, wherein: the freeze dryer comprises a throttle connected with the evaporator and the condenser respectively, the second support is of an open mullion structure arranged on the top surface, the heat exchanger and the evaporator are integrally arranged and arranged on the top surface of the second support, and the throttle is arranged in a cavity of the second support and connected with the evaporator through an opening.

6. A freeze-dryer according to claim 5, wherein: the throttler comprises a pipeline switch, an electromagnetic valve, a time delay relay and a junction box, wherein the time delay relay is respectively connected with the electromagnetic valve and the pipeline switch, and the time delay relay is arranged in the junction box.

7. A freeze dryer according to claim 5 wherein: the second support also comprises an extension frame which is arranged on the top surface and extends upwards and is arranged close to the side surface of the shell, and the heat exchanger and the evaporator which are integrally arranged are fixedly arranged on the extension frame.

8. A freeze-dryer according to claim 1, wherein: and a mounting plate is arranged between the compressor and the underframe.

9. A freeze dryer as claimed in claim 1, wherein: the casing includes first curb plate, first curb plate includes control panel, control panel includes first base, first apron, LED board and switch button, first apron is provided with various supporting openings, the LED board includes LED screen, control button and LED pilot lamp, first base includes the thermovent.

10. A freeze-dryer according to claim 1, wherein: the shell comprises a second side plate, the second side plate comprises a power supply module, the power supply module comprises a second base, a second cover plate, a power supply management circuit board and a power supply interface, the power supply management circuit board is arranged in the second base, and the power supply interface is arranged on the second cover plate.