Reverse mixing preparation device for producing glycerol triacetate

Abstract

The utility model discloses a reverse type mixing preparation device for glycerol triacetate production, which comprises a side seat, a stirring cover assembly and a tray assembly, the stirring cover assembly comprises a top cover, the top of the top cover is fixedly connected with a first motor, and an output shaft of the first motor is fixedly connected with a main stirring rod through a coupler; according to the device, a stirring cover assembly is arranged and is matched with a hydraulic rod for use, glycerol triacetate production raw materials are added into a stirring barrel, after the stirring barrel and a top cover are installed and clamped, the hydraulic rod is started and controlled to pull the stirring barrel and the top cover upwards, and a first motor is started and controlled to drive a main stirring rod to rotate for stirring and mixing; the positions of the stirring barrel and the top cover during overturning are linearly moved by controlling the hydraulic rod, under the action of the hydraulic rod, glycerol triacetate production raw materials shake along the interior of the stirring barrel, the convection property of the raw materials at the inner edge is improved under the action of the edge rod, and thin leaf-shaped sheets can be overturned during mixing.

Description

Technical Field

[0001] The utility model relates to the field of glyceryl triacetate processing, and more specifically, to a reverse-type mixing and preparation device for the production of glyceryl triacetate. Background Art

[0002] Glyceryl triacetate, also known as triacetin, glyceryl triacetate, triacetin, abbreviated as GTA, has a molecular weight of 218.20; it is a colorless oily liquid; the relative density is 1.152 - 1.158; the freezing point is -50 - -35 °C; the boiling point is 258 - 260 °C; the refractive index is 1.4328; the viscosity (25 °C) is 16.7 mPa·s; the flash point (open cup) is 149 °C; it is miscible with organic solvents such as methanol, ethanol, acetone, toluene, acetic acid, ethyl acetate, chloroform, etc., insoluble in mineral oil, soybean oil and heptane, slightly soluble in water; non-toxic; commonly used as a plasticizer for nitrocellulose and cellulose acetate; due to its high volatility, it is often used in combination with low-volatility plasticizers such as dioctyl phthalate and dibutyl sebacate; it can also be used as a solvent; it is also used as a curing accelerator for phenolic resin adhesives with esters as curing agents in casting. Increasing the concentration of glyceryl triacetate and raising the reaction temperature will accelerate the cross-linking reaction rate.

[0003] In view of the following problems in the prior art:

[0004] In the prior art, the reverse-type mixing and preparation device for the production of glyceryl triacetate generally flips the mixing barrel while driving the stirring mechanism to stir by an electric motor during use to improve the mixing effect. However, at the edge of the mixing barrel, due to being far from the stirring mechanism at the center, the fluidity is relatively low, and the mixing effect at the edge of the barrel is inconsistent with that at the center of the barrel, affecting the use effect. Summary of the Utility Model

[0005] In view of the problems in the related art, the present utility model provides a reverse-type mixing and preparation device for the production of glyceryl triacetate to overcome the above technical problems existing in the prior related art.

[0006] Therefore, the specific technical solution adopted by the present utility model is as follows:

[0007] A reverse-type mixing and preparation device for the production of glyceryl triacetate, comprising side seats, a stirring cover assembly and a tray assembly. The stirring cover assembly includes a top cover. A first electric motor is fixedly connected to the top of the top cover. The output shaft of the first electric motor is fixedly connected to a main stirring rod through a coupling. Stirring paddle plates are spirally arranged on the outer wall of the main stirring rod. Several edge rods are arranged in a circular array at the bottom of the top cover.

[0008] A plurality of groups of thin leaf-shaped pieces are symmetrically arranged on the outer wall of the edge rod.

[0009] Preferably, several hydraulic rods are arranged on the outer wall of the top of the top cover. One end of each hydraulic rod is fixedly connected with an upper connecting seat, and a side connecting block is fixedly connected to the outer wall of the upper connecting seat. Through the setting of the stirring cover assembly and in cooperation with the use of the hydraulic rods, during use, first, add the raw materials for the production of triacetin to the stirring barrel. After the stirring barrel and the top cover are installed and clamped, start and control the use of the hydraulic rods to pull up the stirring barrel and the top cover, and start and control the use of the first motor to drive the main stirring rod to rotate for stirring and mixing. By controlling the hydraulic rods, the positions of the stirring barrel and the top cover during flipping can be linearly moved. Under the action of the hydraulic rods, the raw materials for the production of triacetin shake along the inside of the stirring barrel. The raw materials at the inner edge are affected by the edge rods, improving the convection. And during mixing, the thin leaf-shaped pieces will fold, increasing the mixing effect and improving the use effect of the device, providing convenience for the user.

[0010] Preferably, a third motor is fixedly connected to the top of the side seat. The output shaft of the third motor is fixedly connected with a large rotating rod through a coupling, and one end of the large rotating rod is fixedly connected to the inner wall of the side connecting block. Through the setting of the third motor and the large rotating rod, during use, start and control the use of the third motor to drive the large rotating rod and the entire stirring barrel and stirring cover assembly to flip, so as to improve the mixing effect, improve the use effect of the device, and provide convenience for the user.

[0011] Preferably, the tray assembly includes a chassis. Several groups of pulleys are arranged at the bottom of the chassis, and several limit frames are arranged on the outer wall of the top of the chassis.

[0012] Preferably, a hydraulic cylinder is fixedly connected to the top of the chassis. One end of the hydraulic cylinder is fixedly connected with a tray, and the bottom of the tray is in close contact with the stirring barrel. Through the setting of the tray assembly, the purpose of facilitating the movement and operation of the stirring barrel can be achieved, improving the use effect of the device and providing convenience for the user.

[0013] Preferably, the stirring cover assembly further includes a small bracket fixedly arranged on the top of the top cover. A second motor is fixedly connected to the inner wall of the small bracket, and the output shaft of the second motor is fixedly connected with a clamping frame through a coupling.

[0014] Preferably, the clamping frame includes a sleeve. A rotating plate and a clamping plate are slidably connected to the inner wall of the sleeve, and the inner wall of the sleeve is fixedly connected to the outer walls of the rotating plate and the clamping plate respectively through screw handles. The inner wall of the rotating plate is fixedly connected to the outer wall of the coupling of the second motor, and the outer wall of the clamping plate is clamped to the upper edge of the stirring barrel. Through the setting of the stirring cover assembly, during use, according to the thickness of the stirring barrel, adjust the length of the clamping frame, and start and control the use of the second motor to drive the clamping frame to rotate, so that the bottom of the clamping plate in the clamping frame is tightly clamped to the outer wall of the stirring barrel, so as to achieve a better fixing effect, improve the use effect of the device, and provide convenience for the user.

[0015] The beneficial effects of the present utility model are as follows: 1. For the reverse-type mixing and preparation device for triacetin production, through the setting of the stirring cover assembly and in cooperation with the hydraulic rod, during use, first, add the raw materials for triacetin production into the stirring barrel. After the stirring barrel and the top cover are installed and locked, start and control the hydraulic rod to pull the stirring barrel and the top cover upward, and start and control the first motor to drive the main stirring rod to rotate for stirring and mixing. By manipulating the hydraulic rod, the positions of the stirring barrel and the top cover during flipping can be linearly moved. Under the action of the hydraulic rod, the raw materials for triacetin production shake along the inside of the stirring barrel. The raw materials at the inner edge are affected by the edge rod, improving the convection. And during mixing, the thin leaf-shaped pieces will fold, increasing the mixing effect and improving the use effect of the device, providing convenience for users.

[0016] 2. For the reverse-type mixing and preparation device for triacetin production, through the setting of the third motor and the large rotating rod, during use, start and control the third motor to drive the large rotating rod and the entire stirring barrel and the stirring cover assembly to flip, so as to improve the mixing effect and the use effect of the device, providing convenience for users;

[0017] 3. For the reverse-type mixing and preparation device for triacetin production, through the setting of the tray assembly, the purpose of facilitating the movement and operation of the stirring barrel can be achieved, improving the use effect of the device, providing convenience for users;

[0018] 4. For the reverse-type mixing and preparation device for triacetin production, through the setting of the stirring cover assembly, during use, according to the thickness of the stirring barrel, adjust the length of the card rack, and start and control the second motor to drive the card rack to rotate, so that the bottom of the clamping plate in the card rack is clamped tightly against the outer wall of the stirring barrel, achieving a better fixing effect and improving the use effect of the device, providing convenience for users. Description of the Drawings

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0020] Figure 1 It is the front view of the present utility model;

[0021] Figure 2 It is the structural schematic diagram (one) of the stirring cover assembly of the present utility model;

[0022] Figure 3Schematic diagram of the connection structure between the top cover and the upper connecting seat of the present utility model;

[0023] Figure 4 Schematic diagram of the connection structure between the mixing barrel and the tray assembly of the present utility model;

[0024] Figure 5 Schematic diagram of the structure of the tray assembly of the present utility model;

[0025] Figure 6 Schematic diagram of the structure of the mixing cover assembly of the present utility model( Figure 2 )

[0026] In the figure: 1, side seat; 2, mixing cover assembly; 201, top cover; 202, main stirring rod; 203, edge rod; 204, first motor; 205, clamping frame; 206, second motor; 207, small bracket; 3, tray assembly; 301, chassis; 302, limiting frame; 303, hydraulic cylinder; 304, pulley; 4, upper connecting seat; 5, hydraulic rod; 6, mixing barrel; 7, large rotating rod; 8, third motor. Detailed implementation manners

[0027] To further illustrate the embodiments, the present utility model provides accompanying drawings. These drawings are a part of the disclosure of the present utility model, mainly used to illustrate the embodiments, and can be combined with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those of ordinary skill in the art should be able to understand other possible implementation manners and the advantages of the present utility model. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0028] According to an embodiment of the present utility model, a reverse - type mixing and preparation device for the production of triacetin is provided.

[0029] Embodiment 1;

[0030] As Figures 1-6 shown, the reverse - type mixing and preparation device for the production of triacetin according to an embodiment of the present utility model includes a side seat 1, a mixing cover assembly 2, and a tray assembly 3. The mixing cover assembly 2 includes a top cover 201. A first motor 204 is fixedly connected to the top of the top cover 201. The output shaft of the first motor 204 is fixedly connected to a main stirring rod 202 through a coupling. Stirring paddle plates are spirally arranged on the outer wall of the main stirring rod 202. Several edge rods 203 are arranged in a circular array at the bottom of the top cover 201;

[0031] Several groups of thin - leaf - shaped pieces are symmetrically arranged on the outer wall of the edge rod 203;

[0032] Several hydraulic rods 5 are arranged on the outer wall of the top of the top cover 201. One end of the hydraulic rod 5 is fixedly connected to an upper connecting seat 4, and a side connecting block is fixedly connected to the outer wall of the upper connecting seat 4.

[0033] In this embodiment, through the setting of the stirring cover assembly 2 and in cooperation with the hydraulic rod 5, during use, first, add the raw materials for the production of triacetin to the stirring barrel 6. After the stirring barrel 6 and the top cover 201 are installed and locked, start and control the hydraulic rod 5 to pull up the stirring barrel 6 and the top cover 201, and start and control the first motor 204 to drive the main stirring rod 202 to rotate for stirring and mixing. By controlling the hydraulic rod 5, the positions of the stirring barrel 6 and the top cover 201 during flipping are linearly moved. Under the action of the hydraulic rod 5, the raw materials for the production of triacetin shake inside the stirring barrel 6. The raw materials at the inner edge are affected by the edge rod 203, improving the convection. And during mixing, the thin leaf-shaped pieces will fold, increasing the mixing effect and improving the use effect of the device, providing convenience for users.

[0034] Embodiment Two;

[0035] Based on Embodiment One, a preferred embodiment of the reverse mixing and preparation device for the production of triacetin provided by the present utility model is as Figures 1-6 shown: A third motor 8 is fixedly connected to the top of the side seat 1. The output shaft of the third motor 8 is fixedly connected to a large rotating rod 7 through a coupling. One end of the large rotating rod 7 is fixedly connected to the inner wall of the side connecting block.

[0036] In this embodiment, through the setting of the third motor 8 and the large rotating rod 7, during use, start and control the third motor 8 to drive the large rotating rod 7 and the entire stirring barrel 6 and the stirring cover assembly 2 to flip, so as to improve the mixing effect, improve the use effect of the device, and provide convenience for users.

[0037] Embodiment Three;

[0038] Based on Embodiment One, a preferred embodiment of the reverse mixing and preparation device for the production of triacetin provided by the present utility model is as Figures 1-6 shown: The tray assembly 3 includes a chassis 301. A plurality of groups of pulleys 304 are arranged at the bottom of the chassis 301. A plurality of limit frames 302 are arranged on the outer wall of the top of the chassis 301;

[0039] A hydraulic cylinder 303 is fixedly connected to the top of the chassis 301. One end of the hydraulic cylinder 303 is fixedly connected to a tray. The bottom of the tray is in close contact with the stirring barrel 6.

[0040] In this embodiment, through the setting of the tray assembly 3, the purpose of facilitating the movement and operation of the stirring barrel 6 can be achieved, improving the use effect of the device, and providing convenience for users.

[0041] Embodiment Four;

[0042] Based on the first embodiment, a preferred embodiment of the reverse - type mixing and preparation device for triacetin production provided by the present utility model is as follows Figures 1-6 As shown: The stirring cover assembly 2 further includes a small bracket 207 fixedly arranged on the top of the top cover 201. The inner wall of the small bracket 207 is fixedly connected with a second motor 206. The output shaft of the second motor 206 is fixedly connected with a clamping frame 205 through a coupling

[0043] The clamping frame 205 includes a sleeve. The inner wall of the sleeve is slidably connected with a rotating plate and a clamping plate. And the inner wall of the sleeve is fixedly connected with the outer walls of the rotating plate and the clamping plate respectively through screw handles. The inner wall of the rotating plate is fixedly connected with the outer wall of the coupling of the second motor 206. The outer wall of the clamping plate is clamped at the upper - mouth edge of the stirring barrel 6

[0044] In this embodiment, through the setting of the stirring cover assembly 2, during use, according to the thickness of the stirring barrel 6, the length of the clamping frame 205 is adjusted, and the second motor 206 is started and controlled to drive the clamping frame 205 to rotate, so that the bottom of the clamping plate in the clamping frame 205 is clamped tightly against the outer wall of the stirring barrel 6, achieving a better fixing effect, improving the use effect of the device, and providing convenience for users

[0045] In order to facilitate the understanding of the above - mentioned technical solution of the present utility model, the working principle or operation method of the present utility model in the actual process will be described in detail below

[0046] In actual application, first, add the raw materials for triacetin production into the stirring barrel 6. After the stirring barrel 6 and the top cover 201 are installed and clamped, start and control the hydraulic rod 5 to pull the stirring barrel 6 and the top cover 201 upward, and start and control the first motor 204 to drive the main stirring rod 202 to rotate for stirring and mixing. By manipulating the hydraulic rod 5, the positions of the stirring barrel 6 and the top cover 201 during flipping are linearly moved. Under the action of the hydraulic rod 5, the raw materials for triacetin production shake inside the stirring barrel 6. The raw materials at the inner edge are improved in convection under the action of the edge rod 203, and the thin - leaf - shaped pieces will be folded during mixing, increasing the mixing effect. Start and control the third motor 8 to drive the large rotating rod 7 and the whole of the stirring barrel 6 and the stirring cover assembly 2 to flip, so as to improve the mixing effect

[0047] In summary, by means of the above technical solution of the present utility model, for the reverse-type mixing and preparation device for the production of triacetin, through the setting of the stirring cover assembly 2 and in cooperation with the use of the hydraulic rod 5, during use, first, add the raw materials for the production of triacetin into the stirring barrel 6. After the stirring barrel 6 and the top cover 201 are installed and clamped, start and control the hydraulic rod 5 to pull up the stirring barrel 6 and the top cover 201, and start and control the first motor 204 to drive the main stirring rod 202 to rotate for stirring and mixing. By manipulating the hydraulic rod 5, the positions of the stirring barrel 6 and the top cover 201 during flipping are linearly moved. Under the action of the hydraulic rod 5, the raw materials for the production of triacetin shake inside the stirring barrel 6. The raw materials at the inner edge are improved in convection under the action of the edge rod 203, and the thin leaf-shaped pieces will be folded during mixing, increasing the mixing effect and improving the use effect of the device, providing convenience for users; through the setting of the third motor 8 and the large rotating rod 7, during use, start and control the third motor 8 to drive the large rotating rod 7 and the whole of the stirring barrel 6 and the stirring cover assembly 2 to flip, so as to achieve the improvement of the mixing effect, improve the use effect of the device, and provide convenience for users; through the setting of the tray assembly 3, the purpose of facilitating the movement and operation of the stirring barrel 6 can be achieved, improving the use effect of the device and providing convenience for users; through the setting of the stirring cover assembly 2, during use, according to the thickness of the stirring barrel 6, adjust the length of the card rack 205, and start and control the second motor 206 to drive the card rack 205 to rotate, so that the bottom of the clamping plate in the card rack 205 is clamped tightly against the outer wall of the stirring barrel 6, so as to achieve a better fixing effect, improve the use effect of the device, and provide convenience for users.

[0048] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A reverse mixing and preparation device for the production of triacetin, comprising a side seat (1), a stirring cover assembly (2) and a tray assembly (3), characterized in that, The stirring cover assembly (2) includes a top cover (201). A first motor (204) is fixedly connected to the top of the top cover (201). The output shaft of the first motor (204) is fixedly connected to a main stirring rod (202) through a coupling. Stirring paddle plates are spirally arranged on the outer wall of the main stirring rod (202). Several edge rods (203) are arranged in a circular array at the bottom of the top cover (201); Several groups of thin leaf-shaped pieces are symmetrically arranged on the outer wall of the edge rod (203).

2. The reverse mixing and preparation device for the production of triacetin according to claim 1, characterized in that, Several hydraulic rods (5) are arranged on the outer wall of the top of the top cover (201). One end of the hydraulic rod (5) is fixedly connected to an upper connecting seat (4). A side connecting block is fixedly connected to the outer wall of the upper connecting seat (4).

3. The reverse mixing and preparation device for the production of triacetin according to claim 2, characterized in that, A third motor (8) is fixedly connected to the top of the side seat (1). The output shaft of the third motor (8) is fixedly connected to a large rotating rod (7) through a coupling. One end of the large rotating rod (7) is fixedly connected to the inner wall of the side connecting block.

4. The reverse mixing and preparation device for the production of triacetin according to claim 1, characterized in that, The tray assembly (3) includes a chassis (301). Several groups of pulleys (304) are arranged at the bottom of the chassis (301). Several limiting frames (302) are arranged on the outer wall of the top of the chassis (301).

5. The reverse mixing and preparation device for producing triacetin according to claim 4, characterized in that, A hydraulic cylinder (303) is fixedly connected to the top of the chassis (301). One end of the hydraulic cylinder (303) is fixedly connected to a tray. The bottom of the tray is in fitting connection with a stirring barrel (6).

6. The reverse mixing and preparation device for producing triacetin according to claim 5, characterized in that, The stirring cover assembly (2) further includes a small bracket (207) fixedly arranged on the top of the top cover (201). A second motor (206) is fixedly connected to the inner wall of the small bracket (207). The output shaft of the second motor (206) is fixedly connected to a clamping frame (205) through a coupling.

7. A reverse mixing and preparation device for the production of triacetin according to claim 6, characterized in that, The clamping frame (205) includes a sleeve. A rotating plate and a clamping plate are slidably connected to the inner wall of the sleeve. The inner wall of the sleeve is fixedly connected to the outer walls of the rotating plate and the clamping plate through screw handles respectively. The inner wall of the rotating plate is fixedly connected to the outer wall of the coupling of the second motor (206). The outer wall of the clamping plate is clamped to the upper mouth edge of the stirring barrel (6).

Images