CN210892378U

CN210892378U - Vacuum system based on temperature control

Info

Publication number: CN210892378U
Application number: CN201921913594.XU
Authority: CN
Inventors: 胡志峰; 叶新明
Original assignee: Nanjing Chuangxie Industrial Automation Technology Co ltd
Current assignee: Nanjing Chuangxie Industrial Automation Technology Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-30
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a vacuum system based on temperature control, including the vacuum tank, the outside of vacuum tank is equipped with the base that is the setting of L type, be fixed with the connecting rod on the inner wall of base, the end rotation of vacuum tank and connecting rod is connected, be fixed with the hot plate on the inner wall of vacuum tank, be fixed with temperature controller and vacuum pump on the inner wall of base, the input of temperature controller is connected with inserts the probe of establishing in the vacuum tank inside, the input of vacuum pump is connected with inserts the vacuum tube of establishing in the vacuum tank, it is equipped with the movable plate to insert on the base, be fixed with the baffle on the outer wall of movable plate, the inner diapire of base is fixed with the dead lever, the end fixing of dead lever has the motor. The utility model discloses a work of heating pipe one and heating pipe two is adjusted to the temperature controller, realizes the regulation to the temperature in the vacuum tank to swing through the vacuum tank realizes rocking of material, guarantees the even of temperature transmission, guarantees drying effect.

Description

Vacuum system based on temperature control

Technical Field

The utility model relates to a vacuum drying technical field especially relates to a vacuum system based on temperature control.

Background

Vacuum drying, be one kind with the material place under the negative pressure condition to reach boiling point under the negative pressure state through the heating properly or make the material solidify the back through the drying method of melting point come dry material through the cooling, vacuum drying's advantage: the vacuum environment greatly reduces the boiling point of the liquid to be expelled, so that the vacuum drying can be easily applied to the samples which are not easy to dry, such as powder or other granular samples, the drying time can be effectively shortened by using the vacuum drying method, and the drying time can be effectively shortened by using the vacuum drying method for the samples which are not easy to dry, such as powder or other granular samples, and compared with the common drying which depends on air circulation, the powdery samples can not be blown or moved by flowing air.

Because no air flows in the vacuum drying, the heat transfer is slow, and the material is heated mainly through heat radiation, so that the problem of poor uniformity exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the vacuum system based on temperature control who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vacuum system based on temperature control comprises a vacuum tank, wherein a base arranged in an L shape is arranged on the outer side of the vacuum tank, a connecting rod is fixed on the inner wall of the base, the vacuum tank is rotationally connected with the end part of the connecting rod, a heating plate is fixed on the inner wall of the vacuum tank, a temperature controller and a vacuum pump are fixed on the inner wall of the base, the input end of the temperature controller is connected with a probe inserted in the vacuum tank, the input end of the vacuum pump is connected with a vacuum tube inserted in the vacuum tank, a movable plate is inserted on the base, a baffle is fixed on the outer wall of the movable plate, a fixed rod is fixed on the inner bottom wall of the base, a motor is fixed at the end part of the fixed rod, an incomplete gear is fixed at the driving end of the motor, and sawteeth meshed with the incomplete gear are arranged on the lower side wall of one end of the movable plate, which is positioned in the base.

Preferably, the joints of the probe and the vacuum tube with the vacuum tank are provided with silicon rubber sealing rings.

Preferably, a rubber ball is fixed at one end of the moving plate close to the vacuum tank.

Preferably, a plurality of first heating pipes connected with a temperature controller are fixed in the heating plate.

Preferably, the upper side wall of the base is provided with a water tank, the water tank is internally provided with a liquid pump and a second heating pipe connected with a temperature controller, the vacuum tank is internally provided with a water bath layer, the outer wall of the water tank is communicated with two guide pipes connected with the water bath layer, and the end part of one of the guide pipes is connected with the output end of the liquid pump.

Preferably, two return springs are fixed between the baffle and the outer side wall of the base.

Compared with the prior art, the vacuum system based on temperature control has the advantages that:

1. setting the temperature of a temperature controller, heating the heating plate through a heating pipe, starting a vacuum pump when the temperature in the vacuum tank reaches the set temperature, and transmitting heat through air at the moment, wherein the transmission is faster and more uniform;

2. when the temperature in the vacuum tank reaches the set temperature, the air in the vacuum tank is pumped out through the vacuum tank, so that the vacuum tank approaches a vacuum state, and the drying process is accelerated;

3. in the drying process, the starting motor drives the incomplete gear to rotate, the incomplete gear is intermittently meshed with the moving plate to swing the vacuum tank, the internal material is shaken, the temperature is uniformly transferred by the back-and-forth shaking of the material, and the problem that the drying effect of the material is influenced by the concentration or over-low temperature of a single position is avoided;

4. a water bath layer is arranged in the vacuum tank, and the vacuum tank is insulated by the heating effect of the water bath layer, so that the temperature change in the vacuum tank caused by heat loss is avoided, and the ordered operation of drying is ensured;

to sum up, the utility model discloses a work of heating pipe one and heating pipe two is adjusted to the temperature controller, realizes the regulation to the interior temperature of vacuum tank to swing through the vacuum tank realizes rocking of material, guarantees the even of temperature transmission, guarantees drying effect.

Drawings

Fig. 1 is a schematic structural diagram of a vacuum system based on temperature control according to the present invention;

fig. 2 is a top view of a heating plate in a vacuum system based on temperature control according to the present invention.

In the figure: the device comprises a base 1, a connecting rod 2, a vacuum tank 3, a heating plate 4, a water bath layer 5, a water tank 6, a temperature controller 7, a probe 8, a vacuum pump 9, a vacuum tube 10, a moving plate 11, a baffle plate 12, a return spring 13, a rubber ball 14, a motor 15, an incomplete gear 16 and a heating tube 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a vacuum system based on temperature control comprises a vacuum tank 3, a base 1 arranged in an L shape is arranged on the outer side of the vacuum tank 3, a connecting rod 2 is fixed on the inner wall of the base 1, the vacuum tank 3 is rotatably connected with the end of the connecting rod 2, a heating plate 4 is fixed on the inner wall of the vacuum tank 3, a plurality of heating pipes 17 connected with a temperature controller 7 are fixed in the heating plate 4, the heating temperature of the heating pipes 17 is set through the temperature controller 7, the temperature controller 7 and a vacuum pump 9 are fixed on the inner wall of the base 1, the input end of the temperature controller 7 is connected with a probe 8 inserted in the vacuum tank 3, the input end of the vacuum pump 9 is connected with a vacuum pipe 10 inserted in the vacuum tank 3, a silicone rubber sealing ring is arranged at the joint of the probe 8 and the vacuum pipe 10 with the vacuum tank 3, the silicone rubber sealing ring is arranged to ensure the sealing effect of the joint, the vacuum tank 3, close vacuum tank 3, set for the temperature of temperature controller 7, heat hot plate 4 through a heating pipe 17, after the temperature reaches the set temperature in vacuum tank 3, start vacuum pump 9, be in at this moment and carry out thermal transmission through the air, the transmission is faster more even, after reaching the temperature, take out the air in vacuum tank 3 through vacuum tube 10, make vacuum tank 3 approach vacuum state, the drying process accelerates this moment, monitor the temperature through temperature controller 7 at the dry in-process in vacuum, so that the work of a timely regulation heating pipe 17.

Furthermore, the temperature controller 7 can adopt a TDS-33256 intelligent digital display temperature controller, and has the functions of temperature curve programming or fixed-point constant temperature control and the like, so as to realize stable temperature regulation, which is the content of the prior art.

A moving plate 11 is inserted on a base 1, one end of the moving plate 11 close to a vacuum tank 3 is fixedly provided with a rubber ball 14, one end of the moving plate 11 close to the vacuum tank 3 is fixedly provided with the rubber ball 14, the rubber ball 14 is arranged to be in contact with the vacuum tank 3, abrasion of the outer wall of the vacuum tank 3 cannot be caused, a baffle plate 12 is fixed on the outer wall of the moving plate 11, two reset springs 13 are fixed between the baffle plate 12 and the outer side wall of the base 1, the reset springs 13 are arranged to reset the moving plate 11, a fixed rod is fixed on the inner bottom wall of the base 1, a motor 15 is fixed at the end of the fixed rod, an incomplete gear 16 is fixed at the driving end of the motor 15, a sawtooth meshed with the incomplete gear 16 is arranged on the lower side wall of one end of the moving plate 11, when the material is dried by vacuumizing, the motor 15 is started, the motor 15 drives the incomplete, the top moves vacuum chamber 3 and rotates, when incomplete gear 16 rotates to not mesh with movable plate 11, under reset spring 13's elastic force effect, movable plate 11 resets, vacuum chamber 3 down rotates, and then realizes vacuum chamber 3's swing through incomplete gear 16's continuous rotation, realizes rocking of inside material, rocks the even transmission that realizes the temperature through making a round trip of material, avoids single department's temperature to concentrate or the temperature crosses the drying effect who influences the material excessively.

The lateral wall is equipped with water tank 6 on base 1, be equipped with the liquid pump in the water tank 6 and the heating pipe two of being connected with temperature controller 7, the inside water bath layer 5 that is equipped with of vacuum tank 3, the intercommunication has two pipes of being connected with water bath layer 5 on the outer wall of water tank 6, the tip of one of them pipe is connected with the output of liquid pump, temperature controller 7 control heating pipe two carries out work, it keeps warm to heat leading-in to heating vacuum tank 3 in water bath layer 5 after heating to the water in the water tank 6, can avoid the heat to scatter and disappear the inside temperature change that causes.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

opening a vacuum tank 3, putting a material to be dried on a heating plate 4, closing the vacuum tank 3, setting the temperature of a temperature controller 7, heating the heating plate 4 through a heating pipe I17, heating water in a water tank 6 through a heating pipe II, pumping the heated water out of a water bath layer 5 by a liquid pump to heat the vacuum tank 3, starting a vacuum pump 9 when the temperature in the vacuum tank 3 reaches the set temperature, pumping air in the vacuum tank 3 through a vacuum pipe 10 to enable the vacuum tank 3 to approach a vacuum state, monitoring the temperature through the temperature controller 7 in the vacuum drying process so as to timely adjust the work of the heating pipe I17 and the heating pipe II, simultaneously starting a motor 15 in the drying process, driving an incomplete gear moving plate 16 to rotate by the motor 15, driving the incomplete gear 16 to move when being meshed with the incomplete gear 11, and jacking the vacuum tank 3 to rotate, when incomplete gear 16 turned to not mesh with the movable plate 11, under the spring action of reset spring 13, movable plate 11 reseed, and vacuum tank 3 down rotated, and then realized vacuum tank 3's swing through the continuous rotation of incomplete gear 16, realized rocking of inside material, realized that the temperature transmission is even, avoided single temperature to concentrate or the temperature crosses the drying effect who influences the material excessively.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A vacuum system based on temperature control comprises a vacuum tank (3) and is characterized in that a base (1) which is arranged in an L shape is arranged on the outer side of the vacuum tank (3), a connecting rod (2) is fixed on the inner wall of the base (1), the vacuum tank (3) is rotatably connected with the end part of the connecting rod (2), a heating plate (4) is fixed on the inner wall of the vacuum tank (3), a temperature controller (7) and a vacuum pump (9) are fixed on the inner wall of the base (1), the input end of the temperature controller (7) is connected with a probe (8) inserted in the vacuum tank (3), the input end of the vacuum pump (9) is connected with a vacuum tube (10) inserted in the vacuum tank (3), a moving plate (11) is inserted on the base (1), a baffle plate (12) is fixed on the outer wall of the moving plate (11), and a fixing rod is fixed on the inner bottom wall of the base (1), the end part of the fixed rod is fixed with a motor (15), the driving end of the motor (15) is fixed with an incomplete gear (16), and the lower side wall of one end of the movable plate (11) positioned in the base (1) is provided with sawteeth meshed with the incomplete gear (16).

2. A vacuum system based on temperature control according to claim 1, characterized in that the probe (8) and the connection of the vacuum tube (10) and the vacuum tank (3) are provided with silicone rubber sealing rings.

3. A vacuum system based on temperature control according to claim 1, characterized in that a rubber ball (14) is fixed at one end of the moving plate (11) close to the vacuum tank (3).

4. A vacuum system based on temperature control according to claim 1, characterized in that a plurality of first heating pipes (17) connected with a temperature controller (7) are fixed in the heating plate (4).

5. The vacuum system based on temperature control according to claim 1, wherein a water tank (6) is arranged on the upper side wall of the base (1), a liquid pump and a second heating pipe connected with the temperature controller (7) are arranged in the water tank (6), a water bath layer (5) is arranged inside the vacuum tank (3), two conduits connected with the water bath layer (5) are communicated on the outer wall of the water tank (6), and the end of one conduit is connected with the output end of the liquid pump.

6. A vacuum system based on temperature control according to claim 1, characterized in that two return springs (13) are fixed between the baffle (12) and the outer side wall of the base (1).