CN220355892U

CN220355892U - Diaminodiphenyl ether vacuum drying oven

Info

Publication number: CN220355892U
Application number: CN202321665052.1U
Authority: CN
Inventors: 崔仙; 娄伟; 郭海洋; 王兵; 王福顺; 唐帅; 王伟琛; 钱鹏
Original assignee: Dongying Mingde Chemical Co ltd
Current assignee: Dongying Mingde Chemical Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2024-01-16
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses a diaminodiphenyl ether vacuum drying oven, which belongs to the technical field of drying ovens and comprises a barrel-shaped vacuum oven for drying the diaminodiphenyl ether and a discharge port for facilitating discharging after the diaminodiphenyl ether is dried, wherein the top end of the vacuum oven is provided with two feed inlets for improving the injection speed of the diaminodiphenyl ether, the feed inlets penetrate through the top end of the vacuum oven and extend to the inside of the vacuum oven, the inner side wall of the vacuum oven is embedded with an electric heating plate for facilitating the drying of the diaminodiphenyl ether, the bottom end of the vacuum oven is fixedly welded with four supporting feet for facilitating stable support, the bottom ends of the supporting feet are provided with through holes for facilitating installation and fixation, and the supporting feet are connected with the ground through bolt penetrating through holes.

Description

Diaminodiphenyl ether vacuum drying oven

Technical Field

The utility model belongs to the technical field of drying boxes, and particularly relates to a vacuum drying box for diaminodiphenyl ether.

Background

The vacuum drying box is specially designed for drying heat-sensitive, easily-decomposed and easily-oxidized substances, a certain vacuum degree can be kept in a working chamber during working, inert gas can be filled into the working chamber, particularly, some articles with complex components can be quickly dried, an intelligent digital temperature regulator is adopted for setting, displaying and controlling the temperature, and when the conventional vacuum drying box is used, the relative molecular weight of diaminodiphenyl ether is far greater than the relative mass of air, so that the dried diaminodiphenyl ether is inconvenient to be completely discharged from the top end of the vacuum box, and the yield of the dried diaminodiphenyl ether is reduced.

For example (authorized bulletin number CN 209512480U) is a vacuum drying oven for diaminodiphenyl ether, which comprises a base, the upper end of base is fixedly connected with first fixed block and second fixed block respectively, be equipped with the vacuum box between first fixed block and the second fixed block, the upper end of vacuum box is fixedly inserted and is equipped with the business turn over material pipe that is linked together with the vacuum box inside, sealed lid has been cup jointed to the screw thread on the business turn over material pipe, rotate between vacuum box and the second fixed block and be connected with the connecting sleeve, be equipped with the dead lever in the vacuum box, fixedly connected with stirring board on the lateral wall of dead lever, be equipped with the through-hole in the second fixed block, the one end and the vacuum box inside wall rotation of dead lever are connected, the other end of dead lever runs through the vacuum box in proper order, connecting sleeve and first through-hole, the device has solved the inhomogeneous problem of being heated when drying in the vacuum box, but the device is inconvenient for getting rid of diaminodiphenyl ether after drying completely, reduce the output rate of diaminodiphenyl ether.

Disclosure of Invention

The utility model aims to provide a diaminodiphenyl ether vacuum drying oven to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a diaminodiphenyl ether vacuum drying oven, including the vacuum box that is used for the dry bucket of diaminodiphenyl ether and the discharge gate that is used for the dry back of diaminodiphenyl ether to be convenient for arrange the material, the top of vacuum box is equipped with two feed inlets that are used for improving the diaminodiphenyl ether injection rate, the feed inlet runs through the top of vacuum box and extends to the inside of vacuum box, the inside wall of vacuum box inlays and has the electrical heating board that is convenient for the dry of diaminodiphenyl ether, the bottom and the discharge gate intercommunication of vacuum box, and the discharge gate runs through the interior bottom wall of vacuum box and extends to the inside of vacuum box, the bottom fixed welding of vacuum box has four stabilizer blades that are convenient for stably support, the through-hole that is convenient for install is seted up to the bottom of stabilizer blade, and pass through the through-hole and be connected with ground through the bolt.

As the preferred embodiment, the bottom of vacuum chamber and the stiff end screw connection of rotating electrical machines, the output shaft of rotating electrical machines runs through the bottom and (mixing) shaft fixed connection of vacuum chamber.

As the preferred implementation scheme, the periphery side of (mixing) shaft is fixed welding has a plurality of stirring rake of symmetric distribution, stirring rake and vacuum chamber's inside wall swing joint.

As a preferred embodiment, a heat-insulating interlayer which is convenient for heat insulation is embedded in the vacuum box and is positioned at the outer side of the electric heating plate.

As a preferred embodiment, a discharge groove convenient for injecting the diaminodiphenyl ether is arranged in the feed inlet, and the discharge groove is movably connected with an upper baffle plate.

As a preferred embodiment, the concave side of the upper baffle plate is adhered with sealing rubber, the sealing rubber is abutted with the upper port of the feed inlet, and a pressure sensor is embedded in the upper baffle plate.

As a preferred embodiment, the two sides of the plane end of the upper baffle plate are fixedly connected with supporting springs, and the plane end of the upper baffle plate is fixedly connected with the moving part of the hydraulic rod.

As a preferred embodiment, the fixed end of the hydraulic rod is fixedly welded with the top end of the fixed disc, and the outer peripheral side of the fixed disc is fixedly connected with the inner side wall of the discharge groove through a connecting strip.

As a preferred embodiment, the lower port of the discharge port is abutted with sealing rubber, and one side of the sealing rubber is adhered with a lower baffle plate.

As the preferred implementation scheme, the plane end fixedly connected with two spacing springs of baffle down, and the plane end of baffle passes through hydraulic stem and fixed disc fixed connection down.

Compared with the prior art, the utility model has the technical effects and advantages that:

this diaminodiphenyl ether vacuum drying cabinet, the advantage of device benefits from the discharge gate of design, through setting up the discharge gate in the bottom of vacuum cabinet for the diaminodiphenyl ether after the drying can be through the mode of pressurization, discharge the diaminodiphenyl ether through the pipeline of being connected with the discharge gate, because of the relative molecular mass of diaminodiphenyl ether is greater than the equal mass of air far away, the vacuum cabinet in use can not guarantee completely that the device is whole completely in vacuum state, make the diaminodiphenyl ether can assemble in the bottom of vacuum cabinet, thereby through the connection of feed inlet and external pressurization pipeline, make the diaminodiphenyl ether after the drying can be discharged through the discharge gate, can effectually avoid the interior diaminodiphenyl ether of vacuum cabinet to stay, improve the output rate after the processing of diaminodiphenyl ether.

According to the diaminodiphenyl ether vacuum drying oven, the device benefits from a designed feeding hole, through the butt joint between the upper end of the feeding hole and the lower end of the discharging hole and sealing rubber, under the combined action of a supporting spring and a limiting spring, a hydraulic rod is controlled to stretch and retract through a pressure sensor, an upper baffle plate and a lower baffle plate are driven to be separated from ports of the feeding hole and the discharging hole, and then the diaminodiphenyl ether is conveniently injected and discharged, one end of a connecting strip is fixedly welded with the inner side wall of a discharging groove, a fixed disc fixedly connected with the other end of the connecting strip is enabled to be stable, the feeding and discharging control of the diaminodiphenyl ether in the vacuum oven is completed through the fixed connection between the supporting spring and the end face of the connecting strip, and the air tightness of the vacuum oven is improved through the butt joint between the sealing rubber and the ports, so that the yield of the diaminodiphenyl ether after drying treatment is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with the present utility model;

FIG. 3 is a cross-sectional view of a feed inlet of the present utility model;

FIG. 4 is a cross-sectional view of a discharge port of the present utility model;

fig. 5 is a schematic view showing a connection structure of the fixed disc according to the present utility model.

Reference numerals illustrate:

in the figure: 1. a vacuum box; 2. a feed inlet; 3. a support leg; 4. a thermal insulation interlayer; 5. an electric heating plate; 6. a rotating electric machine; 7. a discharge port; 8. a stirring shaft; 9. stirring paddles; 10. sealing rubber; 11. an upper baffle plate; 12. a support spring; 13. a hydraulic rod; 14. a discharge chute; 15. a connecting strip; 16. a limit spring; 17. a lower baffle plate; 18. and fixing the disc.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

In order to improve the yield of the diaminodiphenyl ether of the device, a diaminodiphenyl ether vacuum drying oven as shown in fig. 1 to 5 comprises a barrel-shaped vacuum oven 1 for drying the diaminodiphenyl ether and a discharge port 7 for facilitating discharging after drying the diaminodiphenyl ether, wherein the top end of the vacuum oven 1 is provided with two feed inlets 2 for improving the injection speed of the diaminodiphenyl ether, the feed inlets 2 penetrate through the top end of the vacuum oven 1 to the inside of the vacuum oven 1, an electric heating plate 5 for facilitating drying of the diaminodiphenyl ether is embedded in the inner side wall of the vacuum oven 1, the bottom end of the vacuum oven 1 is communicated with the discharge port 7, the discharge port 7 penetrates through the inner bottom wall of the vacuum oven 1 to the inside of the vacuum oven 1, four supporting feet 3 for facilitating stable support are fixedly welded at the bottom end of the vacuum oven 1, through holes for facilitating installation and fixation are formed in the bottom end of the supporting feet 3, the supporting feet are connected with the ground through bolts, the supporting feet 3 are fixedly connected with the ground through the bolts, the diaminodiphenyl ether in the inside the vacuum oven 1 is convenient for injection to uniformly stir and dry, and the drying efficiency is improved.

In order to solve the tightness of the injection of the diaminodiphenyl ether, the tightness between the feed inlet 2 and the discharge groove 14 is improved through the effect of the seal rubber 10 abutting against the upper port of the feed inlet 2 by the discharge groove 14 arranged in the feed inlet 2, and the overflow of the diaminodiphenyl ether is avoided after the injection of the diaminodiphenyl ether is stopped by the arrangement similar to a one-way valve by the effect of the pressure sensor embedded in the upper baffle plate 11, the lifting control of the hydraulic rod 13 is completed under the effect of the controller by the electric connection of the pressure sensor and the hydraulic rod 13, the lifting of the hydraulic rod 13 is controlled by the pressure change, and the shrinkage of the supporting spring 12 connected with the upper baffle plate 11 is driven, so that the injection of the diaminodiphenyl ether is completed.

In order to solve the discharging problem after the diaminodiphenyl ether is dried, a discharging groove 14 is formed in the discharging hole 7, the sealing property between the discharging hole 7 and the discharging groove 14 is improved through the action of sealing rubber 10 abutting against the lower port of the discharging hole 7, and the outside air enters the device through the discharging hole 7 after stopping pressurizing through the action of a pressure sensor embedded in the lower barrier plate 17, the lifting control of the hydraulic rod 13 is completed under the action of a controller, the lifting of the hydraulic rod 13 is controlled through the pressure change, the shrinkage of a limit spring 16 connected with the lower barrier plate 17 is driven, the discharging of the diaminodiphenyl ether is further completed, and the setting similar to a one-way valve is adopted, so that the air tightness and the safety of the device are improved after the pressurizing is stopped after the discharging is avoided in the discharging of the diaminodiphenyl ether after the pressurizing discharging.

In order to improve the drying efficiency of the device, through the rotating electrical machines 6 of screw connection in vacuum chamber 1 bottom to run through vacuum chamber 1 bottom and (mixing) shaft 8 fixed connection with rotating electrical machines 6's output shaft, through the inside air of artificial extraction box, vacuum chamber 1 that makes, make vacuum chamber 1 inside can not the complete vacuum, under the nature that diaminodiphenyl ether relative molecular mass is greater than the relative mass of air far away, the bottom that leads to diaminodiphenyl ether to vacuum chamber 1 gathers, under the effect of a plurality of stirring rake 9 of welding at (mixing) shaft 8 periphery side, make the electric heating plate 5 of embedded inside vacuum chamber 1, accomplish the even heating drying of diaminodiphenyl ether, improve the drying efficiency of diaminodiphenyl ether.

In order to facilitate the stirring during the drying of the diaminodiphenyl ether, a barrel is embedded in the vacuum box 1, the outer diameter of the barrel is smaller than half of the narrowest edge of the vacuum box 1, and the temperature in the vacuum box 1 can be uniformly and rapidly increased under the combined action of the insulation interlayer 4 and the electric heating plate 5 by arranging the insulation interlayer 4 arranged in the vacuum box 1, so that the temperature in the vacuum box 1 is maintained under the action of the insulation interlayer 4, the loss of energy sources is reduced, and the drying efficiency of the diaminodiphenyl ether is improved.

The electric heating plate 5, the rotating motor 6 and the hydraulic rod 13 are all conventional instruments, the working principle, the size and the model are irrelevant to the functions of the present application, so that the control mode of the present utility model is not described more, the control mode of the present utility model is controlled by a controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power source also belongs to the common general knowledge in the art, and the present utility model is mainly used for protecting the mechanical device, so that the present utility model does not explain the control mode and the circuit connection in detail.

Principle of operation

When the device is used, a user is communicated with the feed inlet 2 through an external pipeline, the diaminodiphenyl ether is injected into the feed inlet 2 through a pressurizing mode, the diaminodiphenyl ether is controlled to be uniformly injected into the vacuum box 1 through the electric connection of the pressure sensor and the hydraulic rod 13 through the quasi-one-way valve structure arranged in the feed inlet 2, after the pressure is reduced, the upper baffle plate 11 and the sealing rubber 10 adhered to the outer side of the upper baffle plate 11 are sealed with the upper port of the feed inlet 2 under the action of the supporting spring 12 and the hydraulic rod 13, the electric heating plate 5 and the rotating motor 6 are started, so that the diaminodiphenyl ether is uniformly heated and dried under the condition that the diaminodiphenyl ether is far more than the relative mass of air, the discharge port 7 is communicated with an external collecting pipeline, the limiting spring 16 is driven to move through the shrinkage of the control hydraulic rod 13, the locking of the outer gas is prevented from entering the vacuum box 1 under the internal pressure change of the vacuum box 1, and the drying and the purity of the diaminodiphenyl ether are finished.

It should be noted that relational terms such as one and two are 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. Moreover, 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. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 diaminodiphenyl ether vacuum drying oven, is including being used for diaminodiphenyl ether to dry with barrel-shaped vacuum box (1) and be used for the discharge gate (7) of being convenient for discharge after the diaminodiphenyl ether is dry, its characterized in that: the utility model discloses a vacuum box, including vacuum box (1), bottom and bottom, top of vacuum box (1) is equipped with two feed inlets (2) that are used for improving diaminodiphenyl ether injection rate, the top that feed inlet (2) run through vacuum box (1) extends to the inside of vacuum box (1), the inside wall of vacuum box (1) is inlayed and is equipped with electrical heating board (5) convenient to diaminodiphenyl ether is dry, the bottom and the discharge gate (7) of vacuum box (1) are linked together, and bottom (7) run through the interior bottom of vacuum box (1) and extend to the inside of vacuum box (1), bottom fixed welding of vacuum box (1) has four stabilizer blades (3) convenient to stabilize the support, the through-hole of being convenient for install is seted up to the bottom of stabilizer blade (3), and runs through the through-hole and is connected with ground through the bolt.

2. A diaminodiphenyl ether vacuum oven in accordance with claim 1 wherein: the bottom of vacuum chamber (1) is connected with stiff end screw of rotating electrical machines (6), the output shaft of rotating electrical machines (6) runs through the bottom and (8) fixed connection of (1) vacuum chamber.

3. A diaminodiphenyl ether vacuum oven in accordance with claim 2 wherein: a plurality of stirring paddles (9) which are symmetrically distributed are fixedly welded on the peripheral side of the stirring shaft (8), and the stirring paddles (9) are movably connected with the inner side wall of the vacuum box (1).

4. A diaminodiphenyl ether vacuum oven as claimed in claim 3, wherein: the vacuum box (1) is embedded to be equipped with the heat preservation interlayer (4) of being convenient for keep warm, heat preservation interlayer (4) are located the outside of electrical heating board (5).

5. A diaminodiphenyl ether vacuum oven in accordance with claim 1 wherein: a discharge groove (14) convenient for injecting diaminodiphenyl ether is formed in the feed inlet (2), and the discharge groove (14) is movably connected with an upper baffle plate (11).

6. A diaminodiphenyl ether vacuum oven in accordance with claim 5 wherein: the concave side of the upper baffle plate (11) is adhered with sealing rubber (10), the sealing rubber (10) is abutted with the upper port of the feed inlet (2), and a pressure sensor is embedded in the upper baffle plate (11).

7. A diaminodiphenyl ether vacuum oven in accordance with claim 6 wherein: the two sides of the plane end of the upper baffle plate (11) are fixedly connected with supporting springs (12), and the plane end of the upper baffle plate (11) is fixedly connected with a moving part of a hydraulic rod (13).

8. A diaminodiphenyl ether vacuum oven in accordance with claim 7 wherein: the fixed end of the hydraulic rod (13) is fixedly welded with the top end of the fixed disc (18), and the outer peripheral side of the fixed disc (18) is fixedly connected with the inner side wall of the discharge groove (14) through the connecting strip (15).

9. A diaminodiphenyl ether vacuum oven in accordance with claim 1 wherein: the lower port of the discharge port (7) is abutted with sealing rubber (10), and one side of the sealing rubber (10) is adhered with a lower baffle plate (17).

10. A diaminodiphenyl ether vacuum oven in accordance with claim 9 wherein: the plane end of the lower baffle plate (17) is fixedly connected with two limit springs (16), and the plane end of the lower baffle plate (17) is fixedly connected with a fixed disc (18) through a hydraulic rod (13).