CN215693036U

CN215693036U - Freezing type drying machine with overpressure alarm function

Info

Publication number: CN215693036U
Application number: CN202122108058.6U
Authority: CN
Inventors: 周健
Original assignee: Anhui Jianfeng Energy Saving Technology Co ltd
Current assignee: Anhui Jianfeng Energy Saving Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-02-01
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a freezing type dryer with an overpressure alarming function, which comprises a switch, a high-low voltage protector, an acoustic alarm, a compressor and a fan structure, wherein the output end of the switch is electrically connected with a live wire and a ground wire, the input end of the switch is electrically connected with the high-low voltage protector, the output end of the high-low voltage protector is electrically connected with the input end of the compressor, and the switch is also electrically connected with an electronic drainer. According to the utility model, the fault indicator lamp and the audible alarm which are connected in parallel are arranged in the circuit of the compressor, when the compressor has overpressure due to overhigh temperature, overlarge pressure and the like in the compressor, the high-low pressure protector can work to protect the compressor, and the fault indicator lamp and the audible alarm can be turned on in time, so that nearby workers can be reminded of processing in time.

Description

Freezing type drying machine with overpressure alarm function

Technical Field

The utility model relates to the technical field of freeze dryers, in particular to a freeze dryer with an overpressure alarm function.

Background

The freezing type dryer is based on the principle of air freezing and drying, and utilizes refrigeration equipment to cool compressed air to a certain dew point temperature, so that the correspondingly contained moisture is separated out, and the gas-liquid separation is carried out through a separator, and then the water is discharged through an automatic drain valve, thereby achieving the purpose of freezing and dehumidifying. Meanwhile, solid dust particles with the particle size of 3 microns and above and micro-oil content in the compressed air are filtered, so that the quality of the air source meets the requirements of cleanness and dryness.

During the use of the freezing type dryer, faults occur more or less always, for example, the compressor can be overpressurized due to overhigh temperature or overlarge internal gas pressure in the compressor, the compressor can be damaged irreversibly if the compressor is not processed in time, and the traditional dryer is rarely provided with an alarm structure aiming at the overpressure, so that when the dryer is overpressured, if no staff is around the dryer, the dryer can be always overpressured, and the normal use of the whole dryer can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a freezing type drying machine with an overpressure alarm function, and aims to solve the problem that a traditional drying machine is rarely provided with an alarm structure aiming at an overpressure condition, so that the problem that the compressor cannot be timely treated when the overpressure condition occurs is solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a freeze dryer with overpressure warning function, comprising: switch, high-low pressure protector, audible alarm ware, compressor and fan structure, the output electric connection of switch has live wire and ground wire, the input and the high-low pressure protector of switch carry out electric connection, just electric connection is carried out to the output of high-low pressure protector and the input of compressor, the switch still carries out electric connection with the electron drainer, it has fault indicator lamp and audible alarm ware still to have parallelly connected between high-low pressure protector and the electron drainer.

Preferably, the output end of the switch is electrically connected with a power indicator lamp.

Preferably, the input end of the switch is positioned between the high-low voltage protector and the electronic drainer and is connected with an operation indicator lamp in parallel.

Preferably, the compressor is further electrically connected with the temperature controller.

Preferably, the fan structure comprises a first fan and a second fan, and the first fan is arranged between the compressor and the temperature controller.

Preferably, the first fan is also connected with a second fan in parallel.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model is provided with the fault indicator light and the audible alarm which are connected in parallel in the circuit of the compressor, when the compressor has overpressure due to other reasons such as overhigh temperature or overhigh pressure, the high-low pressure protector can work to protect the compressor, the fault indicator light and the audible alarm can be lightened in time, nearby workers can be reminded to process in time, after the workers reach, the workers can check whether the power indicator light and the operation indicator light are lightened or not, if the power indicator light and the operation indicator light are lightened, the circuit of the power switch and the equipment is damaged, if only the fault indicator light is lightened and the power indicator light and the operation indicator light are not lightened, only the compressor is out of order, the maintenance is convenient, and the maintenance personnel is prevented from searching for faults of the whole equipment one by one, thereby improving the maintenance efficiency;

2. the compressor is electrically connected with the temperature controller, the temperature of the compressor can be monitored in real time, the first fan and the second fan are arranged, the first fan can be controlled to work when the temperature in the compressor is not very high, and the second fan can be controlled to work when the temperature controller detects that the temperature in the compressor exceeds a certain range, so that the compressor can be effectively cooled.

Drawings

Fig. 1 is a schematic circuit diagram of the principle of the present invention.

In the figure: a K-switch; HLP-high and low voltage protector; e1-power indicator light; e2-running indicator light; e3-fault indicator light; 1-an acoustic alarm; 2-a compressor; 3-a first fan; 4-a second fan; b-an electronic drainer; t-temperature controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a freeze dryer with overpressure warning function, comprising: the high-low voltage protection device comprises a switch K, a high-low voltage protection device HLP, an acoustic alarm 1, a compressor 2 and a fan structure, wherein the output end of the switch K is electrically connected with a live wire and a ground wire, the input end of the switch K is electrically connected with the high-low voltage protection device HLP, the output end of the high-low voltage protection device HLP is electrically connected with the input end of the compressor 2, the switch K is also electrically connected with an electronic drainer B, and a fault indicator lamp E3 and the acoustic alarm 1 are also connected in parallel between the high-low voltage protection device HLP and the electronic drainer B;

high low-voltage protector HLP can carry out real-time protection to the superpressure condition of compressor 2, can make high low-voltage protector HLP's high-pressure switch disconnection when the high pressure in compressor 2 is too high, can make high low-voltage protector HLP's low-pressure switch disconnection when the low pressure in compressor 2 is too low, no matter the pressure of compressor 2 is too high or too low can make fault indicator E3 and audible alarm 1 work, in time send the suggestion staff when reporting to the police and carry out maintenance process.

Referring to fig. 1, the output terminal of the switch K is also electrically connected to the power indicator E1, and if the power indicator E1 is also lighted during the operation of the fault lamp E3 and the siren 1, it indicates that the switch K of the power supply also has a fault.

Referring to fig. 1, the input end of the switch K is connected in parallel to an operation indicator lamp E2 between the high-low voltage protector HLP and the electronic drainer B, and when a circuit fails or the high-low voltage protector HLP and the electronic drainer B fail, the operation indicator lamp E2 is turned on, so that a worker can find the cause of the failure in time, and the maintenance efficiency can be improved.

Referring to fig. 1, the compressor 2 is further electrically connected to a temperature controller T, and the temperature controller T can monitor the temperature in the compressor 2 in real time, so as to avoid loss of internal components caused by overhigh temperature in the compressor 2.

Referring to fig. 1, the fan structure includes a first fan 3 and a second fan 4, the first fan 3 is disposed between the compressor 2 and the temperature controller T, and when the temperature of the compressor 2 is not very high, the first fan 3 can operate, so as to perform physical heat dissipation on the compressor 2 and prevent the compressor 2 from being too high in temperature.

Referring to fig. 1, the first fan 3 is further connected in parallel to the second fan 4, and when the working time of the compressor 2 is long or the load is too high, and the temperature controller T detects that the temperature of the compressor 2 is higher than a certain range, the second fan 4 will also work, so that the heat dissipation effect can be improved.

The working principle is as follows: the utility model discloses a through be equipped with parallelly connected fault indicator lamp E3 and audible alarm 1 in the circuit of compressor 2, when compressor 2 internal causes the compressor 2 to appear the superpressure because other reasons such as high temperature or pressure are too big, at first can make high-low pressure protector HLP work, protect compressor 2, and make fault indicator lamp E3 light and audible alarm 1 light in time, can in time remind the staff in nearby place to handle in time, the staff can look over power indicator lamp E1 and operation indicator lamp E2 and brighten earlier after reaching, if power indicator lamp E1 and operation indicator lamp E2 also brighten, show that switch K and the circuit of equipment have also broken, if only fault indicator lamp E3 lights and power indicator lamp E1 and operation indicator lamp E2 do not brighten, show that only compressor 2 breaks down, convenient maintenance, avoid the maintenance personal to seek the trouble to whole equipment one by one, thereby the efficiency of maintenance has been improved, in the time still make compressor 2 and temperature controller T carry out electric connection, can monitor the temperature of compressor 2 in real time, still be equipped with first fan 3 and second fan 4, can control first fan 3 when the temperature in compressor 2 is not very high and carry out work, when temperature controller T detected the temperature in compressor 2 and exceeded a certain scope, will control second fan 4 and also carry out work, thereby can effectually dispel the heat to compressor 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a freeze dryer with superpressure alarming function, includes switch (K), high-low pressure protector (HLP), audible alarm ware (1), compressor (2) and fan structure, its characterized in that: the output end electric connection of switch (K) has live wire and ground wire, the input and the high-low pressure protector (HLP) of switch (K) carry out electric connection, just electric connection is carried out with the input of compressor (2) to the output of high-low pressure protector (HLP), switch (K) still carries out electric connection with electron drainer (B), still parallelly connected fault indicator (E3) and audible alarm (1) between high-low pressure protector (HLP) and electron drainer (B).

2. A freeze dryer with overpressure warning function as claimed in claim 1, characterized in that: the output end of the switch (K) is also electrically connected with a power indicator (E1).

3. A freeze dryer with overpressure warning function as claimed in claim 1, characterized in that: the input end of the switch (K) is positioned between the high-low voltage protector (HLP) and the electronic drainer (B) and is connected with an operation indicator lamp (E2) in parallel.

4. A freeze dryer with overpressure warning function as claimed in claim 1, characterized in that: the compressor (2) is also electrically connected with the temperature controller (T).

5. A freeze dryer with overpressure warning function as in claim 4 wherein: the fan structure comprises a first fan (3) and a second fan (4), wherein the first fan (3) is arranged between the compressor (2) and the temperature controller (T).

6. A freeze dryer with overpressure warning function as in claim 5, characterized by: the first fan (3) is also connected with a second fan (4) in parallel.