CN221301775U

CN221301775U - Vacuum dryer

Info

Publication number: CN221301775U
Application number: CN202323180199.4U
Authority: CN
Inventors: 陆少春; 吴佩军
Original assignee: Zhuhai Ceyes Electromechanical Co ltd
Current assignee: Zhuhai Ceyes Electromechanical Co ltd
Filing date: 2023-11-24
Publication date: 2024-07-09
Anticipated expiration: 2033-11-24

Abstract

The utility model provides a vacuum dryer which comprises a workbench, a controllable large-threshold-pressure vacuum device and a drying device, wherein the controllable large-threshold-pressure vacuum device and the drying device are respectively arranged on two sides of the workbench, the controllable large-threshold-pressure vacuum device is provided with a vacuum tank and a vacuum control assembly, the vacuum tank is connected with the drying device through a first vacuum conduit, the first vacuum conduit is provided with a pressure control valve, the vacuum tank is connected with the vacuum control assembly through a second vacuum conduit, the second vacuum conduit is provided with a vacuum tank pressure upper limit regulating valve, and the workbench is also provided with a controller, and the vacuum control assembly, the pressure control valve and the vacuum tank pressure upper limit regulating valve are all in electric signal connection with the controller. The utility model relates to the technical field of dryers.

Description

Vacuum dryer

Technical Field

The utility model relates to the technical field of dryers, in particular to a vacuum dryer.

Background

The dryer is a device for converting a substance from a wet state to a dry state, and is widely applied to the fields of industry, agriculture, scientific research and the like, and in the prior art, the vacuum dryer always compresses air through a vacuum pump and then absorbs moisture through an adsorption layer, so that the aim of drying is fulfilled.

For example, the patent of CN211302607U discloses a vacuum dryer, which comprises a drying tower, a screw rod and an adsorption layer, wherein the screw rod is arranged in the drying tower, the screw rod is rotationally connected with the drying tower, drying pipes are arranged on two side walls of the screw rod, the drying pipes are connected with the screw rod through screws, the adsorption layer is arranged between the inner walls of two sides of the drying tower, and the adsorption layer is connected with the drying pipes through screws.

In the above patent, in order to make the air flow speed fast and achieve the purpose of accelerating the drying adsorption, a screw rod is added, but in the use process, the inventor finds that the vacuum pump can only dry the air with higher humidity to the level with lower humidity level under the pressure applied to the air in the drying tower, and the requirement of a strict drying environment is not met.

Therefore, it is imperative to redesign a vacuum dryer to address the above-described problems.

Disclosure of utility model

The utility model provides a vacuum dryer aiming at the defects of the prior art, and aims to solve the problem that the vacuum dryer in the prior art cannot achieve the special condition that the drying environment is required to be strictly controlled.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a vacuum dryer, includes work rest, controllable big threshold pressure vacuum apparatus and drying device, controllable big threshold pressure vacuum apparatus with drying device set up respectively in the both sides of work rest, controllable big threshold pressure vacuum apparatus is provided with vacuum tank and vacuum control assembly, the vacuum tank with drying device passes through first vacuum conduit connection, be provided with pressure control valve on the first vacuum conduit, the vacuum tank with vacuum control assembly passes through second vacuum conduit connection, be provided with vacuum tank pressure upper limit governing valve on the second vacuum conduit, still be provided with the controller on the work rest, vacuum control assembly the pressure control valve with vacuum tank pressure upper limit governing valve all with controller electrical signal connection.

Based on the above, the beneficial effect of a vacuum dryer is for solving the problem that vacuum dryer under the prior art can't reach the special circumstances that need the strict control drying environment, mainly embody: in the past, the vacuum pump is directly used for reducing the air pressure in the drying tower to be limited, and the use of different humidities and different drying demands in various conditions cannot be met, so that a vacuum control component in the vacuum device with the controllable large threshold pressure is used for controlling the vacuumizing degree of a vacuum tank after judging the humidity data of a humidity detection component through the controller, the vacuum tank is connected with a vacuum switch valve of the drying device through a first vacuum conduit provided with a pressure control valve, and the pressure control valve is also used for receiving dynamic regulation of the controller, so that different air pressure values in the drying tower can be adaptively regulated and reduced in environments with different drying demands, and the vacuum type dryer has wider application range and safe and controllable humidity regulation; the workbench has the beneficial effects that a controllable large-threshold pressure vacuum device, a drying device and a controller are arranged; the controllable large-threshold pressure vacuum device has the beneficial effects that the air pressure in the drying tower can be reduced to a greater extent, and the moisture adsorption capacity of the drying device is greatly improved; the drying device has the beneficial effects that the moisture of the air is adsorbed; the vacuum tank has the beneficial effects that a larger pressure difference can be generated to reduce the air pressure in the drying tower; the vacuum control assembly has the beneficial effects of controlling the pressure intensity in the vacuum tank; the first vacuum conduit has the beneficial effects that the first vacuum conduit is connected with the drying device to manufacture a low-pressure environment; the pressure control valve has the beneficial effects of controlling the pressure difference in the drying device; the second vacuum conduit has the beneficial effects that the vacuum control component is connected with the vacuum tank so as to control the pressure intensity in the vacuum tank; the upper limit pressure regulating valve of the vacuum tank has the beneficial effects that the maximum pressure value in the vacuum tank is controlled, and after the maximum pressure value reaches a preset value, the controller automatically closes the valve to prohibit the vacuum control assembly from continuously vacuumizing; the controller has the beneficial effects that the controller is electrically connected with the vacuum control component, the pressure control valve, the vacuum tank pressure upper limit regulating valve, the air extraction valve, the exhaust valve, the vacuum switch valve, the humidity detection component, the touch display equipment and the spiral motor to achieve the effect of unified control.

Further, drying device is provided with drying tower, bleed valve and exhaust valve, the bleed valve set up in the lower extreme of drying tower, and connect in on the input port of drying tower, exhaust valve set up in the upper end of drying tower, and connect in on the delivery outlet of drying tower, bleed valve with exhaust valve all with controller electrical signal connection.

Based on the above, the drying tower has the beneficial effects that the air is dried; the air extraction valve has the beneficial effects that whether air is extracted into the drying tower or not is controlled; the exhaust valve has the beneficial effect of controlling the dried air to be discharged out of the drying tower.

Further, the drying device is further provided with a vacuum switch valve, the input end of the vacuum switch valve is connected with the output of the first vacuum conduit, the output end of the vacuum switch valve is connected with the bottom of the drying tower, and the vacuum switch valve is electrically connected with the controller.

Based on the above, the vacuum switch valve has the beneficial effect of controlling whether to reduce the pressure in the drying tower.

Further, the drying device is further provided with a humidity detection assembly, a sensor of the humidity detection assembly is connected in the drying tower, and the humidity detection assembly is in electric signal connection with the controller.

Based on the above, the beneficial effect of humidity detection subassembly is the humidity in the detection drying tower.

Further, the drying device is further provided with a touch display device, and the touch display device is in electrical signal connection with the controller.

Based on the above, the touch display device has the beneficial effects that the vacuum dryer is operated to perform drying work.

Further, be provided with screw motor, screw rod drying module and adsorbed layer in the drying device, screw rod drying module set up in screw motor's output, adsorbed layer set up in screw rod drying module's top, screw motor with controller electrical signal connection.

Based on the above, the spiral motor has the beneficial effects that the spiral rod drying component is driven to rotate; the screw rod drying component has the beneficial effects of accelerating the flow of air; the adsorption layer has the beneficial effect of adsorbing moisture in the air.

In order to more clearly illustrate the above-mentioned features of the present utility model and its intended objects, the present utility model will be further described with reference to the accompanying drawings and examples.

Drawings

Fig. 1: is a perspective view of the utility model;

Fig. 2: a perspective view of another view of the present utility model;

Fig. 3: is a diagram of the internal structure of the drying tower of the present utility model.

Reference numerals illustrate: the device comprises a 1-workbench, a 2-controllable large-threshold pressure vacuum device, a 21-vacuum tank, a 22-vacuum control assembly, a 3-drying device, a 31-drying tower, a 32-humidity detection assembly, a 33-air extraction valve, a 34-exhaust valve, a 35-vacuum switch valve, a 36-touch display device, a 37-spiral motor, a 38-spiral rod drying assembly, a 39-adsorption layer, a 4-first vacuum conduit, a 41-pressure control valve, a 5-second vacuum conduit, a 51-vacuum tank pressure upper limit regulating valve and a 6-controller.

Detailed Description

As shown in fig. 1 and 2, a vacuum dryer comprises a workbench 1, a controllable large threshold pressure vacuum device 2 and a drying device 3, wherein the controllable large threshold pressure vacuum device 2 and the drying device 3 are respectively arranged at two sides of the workbench 1, the controllable large threshold pressure vacuum device 2 is provided with a vacuum tank 21 and a vacuum control assembly 22, the vacuum tank 21 and the drying device 3 are connected through a first vacuum conduit 4, a pressure control valve 41 is arranged on the first vacuum conduit 4, the vacuum tank 21 and the vacuum control assembly 22 are connected through a second vacuum conduit 5, a vacuum tank pressure upper limit regulating valve 51 is arranged on the second vacuum conduit 5, a controller 6 is also arranged in the workbench 1, the vacuum control assembly 22, the pressure control valve 41 and the vacuum tank pressure upper limit regulating valve 51 are all electrically connected with the controller 6, it should be understood that the utility model designs a controllable large-threshold-pressure vacuum device and a controller, in the past, the direct use of a vacuum pump to reduce the air pressure in a drying tower is limited, and the use of different humidities and different drying demands in various situations cannot be met, so that a vacuum control component in the controllable large-threshold-pressure vacuum device controls the vacuumizing degree of a vacuum tank after judging the humidity data of a humidity detection component through the controller, the vacuum tank is connected with a vacuum switch valve of the drying device through a first vacuum conduit provided with a pressure control valve, the pressure control valve also receives the dynamic adjustment of the controller, so that different air pressure values in the drying tower can be adaptively adjusted and reduced in the environment with different drying demands, and the application range of the vacuum type dryer is wider, the humidity adjustment is safe and controllable; the working stand is used for installing a controllable large-threshold pressure vacuum device, a drying device and a controller; the controllable large-threshold pressure vacuum device is used for reducing the air pressure in the drying tower to a greater extent, so that the moisture adsorption capacity of the drying device is greatly improved; the drying device is used for adsorbing the moisture of the air; the vacuum tank can generate larger pressure difference to reduce the air pressure in the drying tower; the vacuum control component is used for controlling the pressure intensity in the vacuum tank; the first vacuum conduit is used for being connected with the drying device to manufacture a low-pressure environment; the pressure control valve is used for controlling the pressure difference in the drying device; the second vacuum conduit is used for enabling the vacuum control assembly to be connected with the vacuum tank so as to control the pressure intensity in the vacuum tank; the vacuum tank pressure upper limit regulating valve is used for controlling the maximum pressure value in the vacuum tank, and the controller automatically closes the valve after reaching a preset value, so that the vacuum control assembly is prohibited from continuously vacuumizing; the controller is used for achieving the effect of unified control through electric signal connection with the vacuum control assembly, the pressure control valve, the upper limit pressure regulating valve of the vacuum tank, the air extraction valve, the air exhaust valve, the vacuum switch valve, the humidity detection assembly, the touch display equipment and the spiral motor.

As shown in fig. 1 and 2, the drying device 3 is provided with a drying tower 31, an air extraction valve 33 and an air exhaust valve 34, wherein the air extraction valve 33 is disposed at the lower end of the drying tower 31 and is connected to an input port of the drying tower 31, the air exhaust valve 34 is disposed at the upper end of the drying tower 31 and is connected to an output port of the drying tower 31, and the air extraction valve 33 and the air exhaust valve 34 are electrically connected to the controller 6, and it should be understood that the drying tower is used for drying air; the air extraction valve is used for controlling whether air is extracted into the drying tower or not; the exhaust valve is used for controlling the dried air to be discharged out of the drying tower.

As shown in fig. 2, the drying device 3 is further provided with a vacuum switch valve 35, an input end of the vacuum switch valve 35 is connected to the output of the first vacuum conduit 4, an output end of the vacuum switch valve 35 is connected to the bottom of the drying tower 31, the vacuum switch valve 35 is electrically connected to the controller 6, and it should be understood that the vacuum switch valve is used for controlling whether to reduce the pressure in the drying tower.

As shown in fig. 2, the drying device 3 is further provided with a humidity detecting assembly 32, a sensor of the humidity detecting assembly 32 is connected to the drying tower 31, and the humidity detecting assembly 32 is electrically connected to the controller 6, and it should be understood that the humidity detecting assembly is used for detecting the humidity in the drying tower.

As shown in fig. 1, the drying apparatus 3 is further provided with a touch-sensitive display device 36, and the touch-sensitive display device 36 is electrically connected to the controller 6, and it should be understood that the touch-sensitive display device is used for operating the vacuum dryer to perform the drying operation.

As shown in fig. 3, a screw motor 37, a screw rod drying assembly 38 and an adsorption layer 39 are disposed in the drying device 3, the screw rod drying assembly 38 is disposed at an output end of the screw motor 37, the adsorption layer 39 is disposed above the screw rod drying assembly 38, the screw motor 37 is electrically connected with the controller 6, and it should be understood that the screw motor is used for driving the screw rod drying assembly to rotate; the screw rod drying component is used for accelerating the flow of air; the adsorption layer is used for adsorbing moisture in the air.

The above description is only of the best mode for carrying out the utility model, and is not intended to limit the utility model, but it is intended that modifications and substitutions made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a vacuum dryer, includes work rest (1), controllable big threshold pressure vacuum apparatus (2) and drying device (3), controllable big threshold pressure vacuum apparatus (2) with drying device (3) set up respectively in the both sides of work rest (1), its characterized in that: the controllable big threshold pressure vacuum apparatus (2) is provided with vacuum tank (21) and vacuum control assembly (22), vacuum tank (21) with drying device (3) are connected through first vacuum pipe (4), be provided with pressure control valve (41) on first vacuum pipe (4), vacuum tank (21) with vacuum control assembly (22) are connected through second vacuum pipe (5), be provided with vacuum tank pressure upper limit governing valve (51) on second vacuum pipe (5), still be provided with controller (6) on work rest platform (1), vacuum control assembly (22) pressure control valve (41) with vacuum tank pressure upper limit governing valve (51) all with controller (6) electrical signal connection.

2. A vacuum dryer according to claim 1, characterized in that: drying device (3) are provided with drying tower (31), bleed valve (33) and exhaust valve (34), bleed valve (33) set up in the lower extreme of drying tower (31), and connect in on the input port of drying tower (31), exhaust valve (34) set up in the upper end of drying tower (31), and connect in on the delivery outlet of drying tower (31), bleed valve (33) with exhaust valve (34) all with controller (6) electrical signal connection.

3. A vacuum dryer according to claim 2, characterized in that: the drying device (3) is further provided with a vacuum switch valve (35), the input end of the vacuum switch valve (35) is connected with the output of the first vacuum conduit (4), the output end of the vacuum switch valve (35) is connected with the lower part of the drying tower (31), and the vacuum switch valve (35) is electrically connected with the controller (6).

4. A vacuum dryer according to claim 2, characterized in that: the drying device (3) is further provided with a humidity detection assembly (32), a sensor of the humidity detection assembly (32) is connected in the drying tower (31), and the humidity detection assembly (32) is in electric signal connection with the controller (6).

5. A vacuum dryer according to claim 1, characterized in that: the drying device (3) is further provided with a touch display device (36), and the touch display device (36) is in electrical signal connection with the controller (6).

6. A vacuum dryer according to claim 1, characterized in that: be provided with screw motor (37), screw rod drying module (38) and adsorbed layer (39) in drying device (3), screw rod drying module (38) set up in the output of screw motor (37), adsorbed layer (39) set up in the top of screw rod drying module (38), screw motor (37) with controller (6) electrical signal connection.