Stable alcohol ketone refining negative pressure device

Abstract

The utility model relates to the technical field of alcohol ketone refining negative pressure, in particular to a stable alcohol ketone refining negative pressure device which comprises a box body, a shell is fixedly connected to the top of the box body, a first valve is fixedly connected to the inner wall of the top of the box body, a first circular plate is fixedly connected to the top of the first valve, and a rubber ring is attached to the top of the first circular plate. A second circular plate is attached to the top of the rubber ring, and the top of the second circular plate is fixedly connected with a vacuum pump. Through cooperation of a box body, a shell, a first valve, a first round plate, a second round plate, a rubber ring and a mounting structure, when the device is used, a round rod is inserted into the inner wall of one side of the first round plate, a lead screw is rotated, the lead screw moves inwards, the lead screw drives an inclined block to move downwards, the inclined block drives the second round plate to move downwards, and then the first round plate and the second round plate are pressed tightly; and the vacuum pump achieves the negative pressure effect on the box body, workers can conveniently, rapidly and stably install the vacuum pump, and operation is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of negative pressure for refining alcohol ketone, in particular to a stable negative pressure device for refining alcohol ketone. Background Technique

[0002] Ketone alcohol is an organic compound, also known as α-hydroxy ketone and acyloin. When refining ketone alcohol, negative pressure rectification work needs to be carried out.

[0003] There is a double-effect rectification system for an alcohol ketone device (application number: 201220678696.X) in the prior art, which improves the utilization rate of thermal energy and reduces the comprehensive energy consumption of the alcohol ketone device; the continuous operation time of the device is extended to four months. However, there are still problems. When producing alcohol ketone, other materials in the alcohol ketone are separated by negative pressure rectification, and the inside of the box is subjected to negative pressure treatment by a vacuum pump. Since the vacuum pump is often fixed by multiple bolts during installation, the operation is relatively troublesome, which is not convenient for the staff to quickly and stably install the vacuum pump. Moreover, during the rectification work, the material needs to be heated by a heating component. At this time, the outside of the box has a certain temperature, which is not convenient to shield the box. As a result, the high temperature of the box is likely to cause harm to the surrounding staff. Content of the Utility Model

[0004] The purpose of the utility model is to solve the disadvantages in the prior art that it is not convenient for the staff to quickly and stably install the vacuum pump, so the operation is relatively troublesome, and it is not convenient to shield the box, so the high temperature of the box is likely to cause harm to the surrounding staff, and a stable negative pressure device for refining alcohol ketone is proposed.

[0005] To achieve the above purpose, the utility model provides the following technical solution:

[0006] Design a stable negative pressure device for refining alcohol ketone, including a box body. The top of the box body is fixedly connected with a housing. The top inner wall of the box body is fixedly connected with a valve I. The top of the valve I is fixedly connected with a circular plate I. A rubber ring is attached to the top of the circular plate I. A circular plate II is attached to the top of the rubber ring. The top of the circular plate II is fixedly connected with a vacuum pump. A condenser is installed on the inner wall above one side of the box body. A valve II is fixedly connected to one end inner wall of the box body. A valve III is fixedly connected to the inner wall below the other side of the box body. An installation structure is provided on one side of the housing.

[0007] Preferably, the installation structure includes a lead screw, one side of the outer wall of the lead screw is threadedly connected to the inner wall of one end of the housing, one end of the lead screw is in contact with an inclined block, the bottom of the inclined block is fixedly connected to one side of the top of the second circular plate, a round rod is arranged below the inclined block, the top of the round rod is fixedly connected to one side of the bottom of the second circular plate, the lower part of the outer wall of the round rod is in clearance fit with the inner wall of one side of the first circular plate, a straight plate is arranged on one side of the round rod, one side of the top of the straight plate is in contact with the bottom of the first circular plate, and one end of the straight plate is fixedly connected to the lower part of the inner wall of the housing.

[0008] Preferably, a heating wire is installed on the inner wall of the lower part of the box body, and a bottom plate is fixedly connected to the bottom of the box body.

[0009] Preferably, a housing is in contact with the top of the bottom plate, the inner wall of the housing is in clearance fit with the outer wall of the lower part of the box body, and the inner wall of one end of the housing on one side is in clearance fit with the outer wall of the third valve.

[0010] Preferably, a slide plate is in clearance fit with a groove above one side of the housing, and a rod body is fixedly connected to one side of the bottom of the slide plate.

[0011] Preferably, a vertical block is in clearance fit with the inner wall of the bottom of the rod body, the bottom of the vertical block is fixedly connected to one side of the top of the bottom plate, and one end of the inner wall of the vertical block is threadedly connected to the inner wall of one side of the lower part of the rod body through a bolt.

[0012] A stable alcohol-ketone refining negative pressure device proposed by the present utility model has the beneficial effects that: through the cooperation of the box body, the housing, the first valve, the first circular plate, the second circular plate, the rubber ring and the installation structure, when the device is in use, the round rod can be inserted into the inner wall of one side of the first circular plate, the lead screw is rotated, the lead screw moves inward, the lead screw drives the inclined block to move downward, and the inclined block drives the second circular plate to move downward, so as to press the first circular plate and the second circular plate tightly, realizing the installation of the vacuum pump, and the vacuum pump realizes the negative pressure effect on the box body, which is convenient for the staff to quickly and stably install the vacuum pump, and the operation is simple;

[0013] Through the cooperation of the box body, the bottom plate, the housing, the slide plate, the slide rod and the vertical block, when the device is in use, the housing can be covered on the outer wall of the lower part of the box body, the slide plate is moved downward, the slide plate drives the rod body to move downward, so that the vertical block is inserted into the bottom groove of the rod body, and the bolt is rotated to make the bolt enter the inner walls of the rod body and the vertical block, thereby realizing the fixation of the housing, facilitating the shielding of the box body, and avoiding the harm caused by the high temperature of the box body to the surrounding staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the present utility model;

[0015] Figure 2Schematic diagram of the box body, valve two and valve three of the present utility model;

[0016] Figure 3 Schematic diagram of the box body, bottom plate and outer shell of the present utility model;

[0017] Figure 4 Schematic diagram of the bottom plate, vertical block and rod body of the present utility model;

[0018] Figure 5 Schematic diagram of the first circular plate, second circular plate and rubber ring of the present utility model;

[0019] Figure 6 Schematic diagram of the second circular plate, lead screw and inclined block of the present utility model.

[0020] In the figure: 1. Box body, 2. Installation structure, 2a1. Lead screw, 2a2. Inclined block, 2a3. Straight plate, 2a4. Round rod, 2b1. Inclined plate, 3. Outer shell, 4. Valve one, 5. First circular plate, 6. Second circular plate, 7. Vacuum pump, 8. Rubber ring, 9. Condenser, 10. Valve two, 11. Valve three, 12. Bottom plate, 13. Shell, 14. Slide plate, 15. Rod body, 16. Vertical block, 17. Heating wire. Specific implementation mode

[0021] The present utility model will be further described below with reference to the accompanying drawings:

[0022] Embodiment 1:

[0023] Refer to the attached Figures 1-6 : In this embodiment, a stable negative pressure device for ketone alcohol refining includes a box body 1. The top of the box body 1 is fixedly connected with an outer shell 3. The top inner wall of the box body 1 is fixedly connected with a valve one 4. The top of the valve one 4 is fixedly connected with a first circular plate 5. A rubber ring 8 is attached to the top of the first circular plate 5. The rubber ring 8 plays a sealing role. A second circular plate 6 is attached to the top of the rubber ring 8. The top of the second circular plate 6 is fixedly connected with a vacuum pump 7. The model of the vacuum pump 7 is determined according to the actual use situation. A condenser 9 is installed on the upper inner wall of one side of the box body 1. The model of the condenser 9 is determined according to the actual use situation. A valve two 10 is fixedly connected to the inner wall of one end of the box body 1. A valve three 11 is fixedly connected to the lower inner wall of the other side of the box body 1. A heating wire 17 is installed on the lower inner wall of the box body 1. The model of the heating wire 17 is determined according to the actual use situation.

[0024] The bottom of the box body 1 is fixedly connected with a bottom plate 12. The top of the bottom plate 12 is attached to a housing 13. The inner wall of the housing 13 is in clearance fit with the outer wall of the box body 1 below. The inner wall of one end of the housing 13 on one side is in clearance fit with the outer wall of the third valve 11, and the third valve 11 is used to discharge the alcohol ketone. A slide plate 14 is in clearance fit with a groove above one side of the housing 13. The groove above one side of the housing 13 plays a role in limiting the up and down movement of the slide plate 14 when a force is applied. One side of the bottom of the slide plate 14 is fixedly connected with a rod body 15. The inner wall of the bottom of the rod body 15 is in clearance fit with a vertical block 16. The bottom of the vertical block 16 is fixedly connected with one side of the top of the bottom plate 12. One end of the inner wall of the vertical block 16 is threadedly connected with the inner wall below one side of the rod body 15 through a bolt. An installation structure 2 is provided on one side of the outer shell 3. The installation structure 2 facilitates the staff to quickly and stably install the vacuum pump 7, and the operation is simple.

[0025] The installation structure 2 includes a lead screw 2a1. One side of the outer wall of the lead screw 2a1 is threadedly connected with the inner wall of one end of the outer shell 3. One end of the lead screw 2a1 is processed into a spherical shape. One end of the lead screw 2a1 is attached to an inclined block 2a2. The bottom of the inclined block 2a2 is fixedly connected with one side of the top of the second round plate 6. A round rod 2a4 is provided below the inclined block 2a2. The top of the round rod 2a4 is fixedly connected with one side of the bottom of the second round plate 6. The lower part of the outer wall of the round rod 2a4 is in clearance fit with the inner wall of one side of the first round plate 5. A straight plate 2a3 is provided on one side of the round rod 2a4. One side of the top of the straight plate 2a3 is attached to the bottom of the first round plate 5. One end of the straight plate 2a3 is fixedly connected with the inner wall below one side of the outer shell 3, which facilitates the staff to quickly and stably install the vacuum pump 7, and the operation is simple.

[0026] Working principle:

[0027] When carrying out vacuum rectification on the alcohol ketone:

[0028] Inject the alcohol ketone into the interior of the box body 1 through valve two 10. Cover the outer wall of the box body 1 with the housing 13 below. Move the slide plate 14 downward. The slide plate 14 drives the rod body 15 to move downward. Then, insert the vertical block 16 into the bottom groove of the rod body 15. Rotate the bolt so that the bolt enters the inner walls of the rod body 15 and the vertical block 16, thereby realizing the fixation of the housing 13 and shielding the box body 1. Insert the round rod 2a4 into the inner wall of one side of the round plate 5. Rotate the screw rod 2a1. The screw rod 2a1 moves inward. The screw rod 2a1 drives the inclined block 2a2 to move downward. The inclined block 2a2 drives the round plate 2 6 to move downward. Then, press the round plate 5 and the round plate 2 6 tightly to realize the installation of the vacuum pump 7. Open valve one 4. The vacuum pump 7 starts to work, thereby realizing the negative pressure effect on the box body 1, making the alcohol ketone in a negative pressure state. After closing valve one 4, the heating wire 17 starts to work to realize the heating and rectification of the alcohol ketone. The evaporated material floats upward, passes through the condenser 9 and is discharged for collection. The alcohol ketone remains inside the box body 1. After the negative pressure rectification is completed, open valve three 11 to discharge the alcohol ketone, completing the stable refining work of the alcohol ketone.

[0029] Embodiment 2:

[0030] Refer to the attached Figures 1-6 : In this embodiment, a stable alcohol ketone refining negative pressure device, wherein the installation structure 2 can also include an inclined plate 2b1. The outer wall of the inclined plate 2b1 is fixedly connected to the inner wall below of the box body 1. The inclined plate 2b1 inclines towards valve three 11.

[0031] Working principle:

[0032] After subjecting the alcohol ketone to negative pressure distillation, the setting of the inclined plate 2b1 facilitates the aggregation of the alcohol ketone towards the position of valve three 11, thereby facilitating the complete discharge of the alcohol ketone.

[0033] Although the present utility model has been illustrated and described by referring to the preferred embodiments, those of ordinary skill in the art should understand that various changes in form and details can be made within the scope of the claims.

Claims

1. A negative pressure device for refining stable alcohol and ketone, comprising a housing (1), characterized in that: The top of the box body (1) is fixedly connected to an outer shell (3), the top inner wall of the box body (1) is fixedly connected to a valve one (4), the top of the valve one (4) is fixedly connected to a circular plate one (5), the top of the circular plate one (5) is fitted with a rubber ring (8), the top of the rubber ring (8) is fitted with a circular plate two (6), the top of the circular plate two (6) is fixedly connected to a vacuum pump (7), a condenser (9) is installed on the upper inner wall of one side of the box body (1), a valve two (10) is fixedly connected to the inner wall of one end of the box body (1), a valve three (11) is fixedly connected to the lower inner wall of the other side of the box body (1), and a mounting structure (2) is provided on one side of the outer shell (3).

2. A negative pressure device for refining stable alcohol and ketone according to claim 1, characterized in that: The mounting structure (2) comprises a screw rod (2a1), one side of the outer wall of the screw rod (2a1) is threadedly connected to the inner wall of one end of the outer shell (3), one end of the screw rod (2a1) is fitted with an inclined block (2a2), the bottom of the inclined block (2a2) is fixedly connected to the top side of the second circular plate (6), a round rod (2a4) is provided below the inclined block (2a2), the top of the round rod (2a4) is fixedly connected to the bottom side of the second circular plate (6), the outer wall of the round rod (2a4) is clearance-matched with the inner wall of one side of the first circular plate (5), one side of the round rod (2a4) is provided with a straight plate (2a3), the top side of the straight plate (2a3) is fitted with the bottom side of the first circular plate (5), and one end of the straight plate (2a3) is fixedly connected to the bottom of one side of the inner wall of the outer shell (3).

3. A negative pressure device for refining stable alcohol and ketone according to claim 1, characterized in that: A heating wire (17) is installed on the lower inner wall of the box body (1), and a bottom plate (12) is fixedly connected to the bottom of the box body (1).

4. A negative pressure device for refining stable alcohol and ketone according to claim 3, characterized in that: A shell (13) is attached to the top of the bottom plate (12), and the inner wall of the shell (13) is gap-matched with the lower outer wall of the box body (1), and the inner wall of one end of the shell (13) on one side is gap-matched with the outer wall of the valve three (11).

5. A negative pressure device for refining stable alcohol and ketone according to claim 4, characterized in that: A slide plate (14) is provided in a gap-matched manner in the groove above one side of the housing (13), and a rod body (15) is fixedly connected to one side of the bottom of the slide plate (14).

6. A negative pressure device for refining stable alcohol and ketone according to claim 5, characterized in that: A vertical block (16) is provided in a clearance fit at the bottom inner wall of the rod body (15); the bottom of the vertical block (16) is fixedly connected to one side of the top of the bottom plate (12); and the inner wall at one end of the vertical block (16) is threadedly connected to the inner wall at the bottom of one side of the rod body (15) via a bolt.

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