Stirring device with heat preservation function for producing pentaerythritol triallyl ether
By designing a stirring rod and spiral blade structure that can move up and down, the problems of uneven stirring and heating were solved, achieving uniform stirring and heating in the production process of pentaerythritol triallyl ether and improving product quality.
Patent Information
- Application Number
- CN202423304603.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-01-06
- Estimated Expiration
- 2034-12-30
AI Technical Summary
In the existing technology, the stirring rod and stirring blades have insufficient stirring effect when rotating at a fixed height, and the medium flowing in the pipe cannot evenly cover the vessel body, resulting in uneven heating and affecting the heating quality.
By designing a stirring rod that can move up and down and setting spiral blades, combined with the structure of a heat-conducting barrel and a heat-insulating barrel, the rotation of the stirring rod and the spiral flow of the medium are realized, ensuring uniform mixing and heating.
It improves the stirring effect, achieves uniform stirring and heating of raw materials in the reactor, solves the problems of insufficient stirring rod rotation at a fixed height and uneven heating, and improves product quality.
Smart Images
Figure CN223760820U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of chemical production, especially relates to the stirring device for pentaerythritol triallyl ether production with heat preservation function. BACKGROUND
[0002] Pentaerythritol triallyl ether is an important chemical intermediate, which is widely used in the production of resin, plastic, photocuring material and the like, and has high reactivity, especially plays an important role in crosslinking reaction and photocuring reaction. When producing the same, etherification reaction is usually carried out between pentaerythritol and allyl alcohol (or allyl halide), and in the production process of pentaerythritol triallyl ether, a stirring device is needed to heat the production raw materials to a suitable reaction temperature and keep stirring.
[0003] According to the search, the authorized announcement No. CN219356227U, the authorized announcement date is 2023.07.18, a kind of reaction kettle for improving reaction uniformity of chemical production is disclosed, including pot cover, kettle body, base, shear net, stirring device and mixing device, kettle body top is provided with pot cover, kettle body lower is provided with the base with support effect, pot cover top is provided with the feeding port for feeding, kettle body bottom is provided with the discharge port with discharging effect;Kettle body inside is provided with stirring device and mixing device, mixing device is set in the bottom of kettle body, stirring device is set above mixing device, kettle body inner wall is provided with the shear net that makes reactant mix evenly, the pipe with heating and cooling function is arranged between kettle body inner wall and kettle body outer wall, kettle body outside is provided with heat preservation layer.The utility model discloses a kind of reaction kettle for improving reaction uniformity of chemical production using the above structure, solves the problem that product quality is influenced by the low uniformity caused by the non-uniform stirring of reactant in the process of chemical production.
[0004] The prior art realizes the mixing and stirring of raw materials by rotating the stirring rod and stirring blade driven by the stirring motor, but in actual use, the stirring effect of the stirring rod and stirring blade rotating at a fixed height is still insufficient, and the prior art realizes heating by heating the raw materials through the pipeline, but in actual use, the medium flowing in the pipeline cannot uniformly cover the kettle body, resulting in uneven heating and affecting the heating quality. Therefore, we provide a stirring device for pentaerythritol triallyl ether production with heat preservation function to solve the above problems. UTILITY MODEL CONTENTS
[0005] The utility model discloses a stirring device for pentaerythritol triallyl ether production with heat preservation function, through the rotation of the stirring rod and the up-down movement, the raw materials of different heights are stirred, and the medium flowing along the heat conduction barrel in the spiral track is guided through the spiral blade, so that the heating is uniform, the stirring effect of the stirring rod and the stirring blade in the prior art is still insufficient when rotating at the fixed height, and the medium flowing in the pipeline of the prior art cannot uniformly cover the kettle body, so that the heating is uneven and the heating quality is affected.
[0006] To solve the above technical problems, the utility model is realized through the following technical schemes:
[0007] The utility model discloses a stirring device for pentaerythritol triallyl ether production with heat preservation function, including the heat conduction bucket, the upper of the heat conduction bucket intermediate position is provided with motor, the power output shaft of motor is fixed with the rotary rod, the cross section of rotary rod is square setting, the outside gap of rotary rod is provided with rotary column, the outer peripheral wall of rotary column is fixed with stirring rod from up to down symmetry, the bottom of rotary column is provided with elastic piece, one side of rotary column is provided with bearing;
[0008] The outer seal of heat conduction bucket is fixed with the outer bucket, the inner seal of outer bucket is fixed with the heat insulation bucket, the heat preservation layer is arranged between the outer bucket and the heat insulation bucket, the spiral blade is fixed between the heat insulation bucket and the heat conduction bucket, the lower wall in the heat insulation bucket is provided with heating wire, and the lower wall of the outer bucket is fixed with the water pump.
[0009] The utility model further sets up, the upper wall of heat conduction bucket is fixed with bucket lid, and the motor is fixedly connected with the bucket lid, one side of the bucket lid is fixed with the feed pipe, and the outer thread of the feed pipe is connected with the pipe cover.
[0010] The utility model further sets up, the outside corresponding elastic piece is fixed with the limit sleeve on the heat conduction bucket, the horizontal plane of the upper wall of the limit sleeve is higher than the horizontal plane of the lower wall of the rotary column, the cross section of rotary column is round setting, and the rotary column is matched with the limit sleeve in the gap.
[0011] The utility model further sets up, the inside fixed of the inner ring in the bearing is the boss, the right side of boss is fixed with the vertical board, and the upper end of vertical board is fixedly connected with the bucket lid, and the horizontal plane of the bottom of the outer ring in the bearing is slightly lower than the horizontal plane of the upper end of the stirring rod of corresponding height.
[0012] The utility model further sets up, the inside fixed of stirring rod is the mesh plate.
[0013] The utility model further sets up, the outer bucket outer peripheral wall's downside is fixed with the discharge valve, and the discharge valve's inside end is located the inside of the heat conducting bucket, the water pump's liquid inlet end and liquid outlet end all are fixed with the water pipe, the water pipe's other end of the water pump liquid inlet end is located between the lower wall of the heat conducting bucket and the lower wall of the heat insulation bucket, the water pipe's other end of the water pump liquid outlet end is located above the spiral blade corresponding between the heat conducting bucket and the heat insulation bucket.
[0014] The utility model further sets up, the outer bucket lower wall's along the edge place evenly fixed with the screw bush, the screw bush's inside is connected with the screw rod, the screw rod's bottom is fixed with the bottom plate.
[0015] The utility model has following beneficial effect:
[0016] 1, the utility model discloses a setting elastic member and bearing, the motor work makes the rotary column rotate, drives the stirring rod to rotate to make the screen board synchronous rotation, and when the stirring rod of corresponding height of bearing passes through the process of bearing, the rotary column, stirring rod and screen board synchronous downward movement are realized to the stirring of raw materials of different height, improve the stirring effect, solve the stirring effect still exists the problem of deficiency when the stirring rod and stirring blade in the fixed height rotation is stirred in prior art.
[0017] 2, the utility model discloses a setting spiral blade, and the flowing medium is made along the spiral blade outside the heat conducting bucket to flow by the water pump work, and the flowing medium is made to flow in the spiral track outside the heat conducting bucket, can make the flowing medium cover the outer peripheral wall of the heat conducting bucket, realize the uniform heating of the outer peripheral wall of the heat conducting bucket, reach the uniform heat exchange of the raw materials in the heat conducting bucket, solve the problem that the flowing medium in the pipeline cannot evenly cover the kettle and lead to uneven heating, influence heating quality in prior art. ACCURACY OF DRAWINGS
[0018] In order to make the technical scheme of the embodiments of the utility model clearer, the following will briefly introduce the drawings needed to be used in the embodiment description.
[0019] Figure 1 It is the overall structural drawing of the stirring device for pentaerythritol triallyl ether production with heat preservation function.
[0020] Figure 2 It is the sectional view structure drawing of the vertical direction. Figure 1
[0021] Figure 3 It is the internal structure drawing of the stirring device for pentaerythritol triallyl ether production with heat preservation function.
[0022] Figure 4 It is the structure drawing of another perspective. Figure 3
[0023] Figure 5 For Figure 1 Another perspective of the structural diagram.
[0024] In the drawings, the components represented by each reference numeral are listed as follows:
[0025] 1-motor, 101-rotating rod, 2-bucket cover, 201-feeding pipe, 201a-pipe cover, 3-outer barrel, 301-thermal insulation layer, 302-heat insulation barrel, 302a-heating wire, 303-discharge valve, 304-spiral blade, 4-water pump, 401-water pipe, 5-screw, 501-sleeve, 502-bottom plate, 6-heat conduction barrel, 601-limiting sleeve, 602-elastic member, 7-rotating column, 701-stirring rod, 701a-mesh plate, 8-vertical plate, 801- boss, 801a-bearing. DETAILED DESCRIPTION
[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
[0027] Embodiment 1
[0028] Please refer to Figures 1-3 The utility model discloses a stirring device for pentaerythritol triallyl ether production with heat preservation function, including heat conduction barrel 6, heat conduction barrel 6 adopts heat conduction material to facilitate heat exchange, the upper portion of the middle position of heat conduction barrel 6 is provided with motor 1, and the power output shaft of motor 1 is fixed with rotating rod 101, the cross section of rotating rod 101 is square, and rotating column 7 is arranged in the outer gap of rotating rod 101, the outer circumferential wall of rotating column 7 is fixed with stirring rod 701 symmetrically from top to bottom, rotating rod 101, rotating column 7, stirring rod 701 and mesh plate 701a can be driven to rotate by utilizing the work of motor 1, realizing the stirring and mixing of raw materials, the bottom of rotating column 7 is provided with elastic member 602, realizing the support of rotating column 7, after the stirring rod 701 of the corresponding height crosses bearing 801a, rotating column 7 restores to the initial height under the action of elastic member 602, and one side of rotating column 7 is provided with bearing 801a.
[0029] Specifically, the upper wall of heat conduction barrel 6 is fixed with bucket cover 2, and motor 1 is fixedly connected with bucket cover 2, one side of bucket cover 2 is fixed with feeding pipe 201, the inside of feeding pipe 201 is communicated with the inside of heat conduction barrel 6, and the outside of feeding pipe 201 is threadedly connected with pipe cover 201a, after removing pipe cover 201a, raw materials can be added into feeding pipe 201 to realize feeding.
[0030] The outer part of the elastic member 602 corresponds to the fixed limiting sleeve 601 on the heat-conducting barrel 6, and limits the lower end of the rotating column 7. The upper wall of the limiting sleeve 601 is higher than the lower wall of the rotating column 7, so as to avoid the rotating column 7 from being separated from the limiting sleeve 601. The cross section of the rotating column 7 is circular, and the rotating column 7 is in clearance fit with the limiting sleeve 601, so that the rotating column 7 can rotate relative to the limiting sleeve 601.
[0031] The inner part of the inner ring of the bearing 801a is fixed with the boss 801, the cross section of the boss 801 is circular and matched with the inner ring of the bearing 801a. The right side of the boss 801 is fixed with the vertical plate 8, and the upper end of the vertical plate 8 is fixedly connected with the barrel cover 2. The horizontal plane of the bottom of the outer ring of the bearing 801a is slightly lower than the horizontal plane of the upper end of the stirring rod 701 of the corresponding height, so that when the stirring rod 701 of the corresponding height passes through the bearing 801a, the rotating column 7 is lowered under the action of the bearing 801a.
[0032] The inner part of the stirring rod 701 is fixed with the mesh plate 701a, and the mesh plate 701a is provided with holes. When the mesh plate 701a rotates, the raw materials are lifted and stirred under the action of the mesh plate 701a. The holes are arranged to allow the raw materials to pass through the holes, thereby further improving the stirring and mixing effect.
[0033] Further, in order to improve the heat preservation effect during use, the surface of the barrel cover 2 is also fixed with a heat preservation layer 301.
[0034] The operation process of the embodiment is as follows: during stirring, the motor 1 works to drive the rotating rod 101 to rotate, so that the rotating column 7, the stirring rod 701 and the mesh plate 701a rotate to stir and mix the raw materials. During this process, when the stirring rod 701 of the corresponding height passes through the bearing 801a, the rotating column 7, the stirring rod 701 and the mesh plate 701a are lowered due to the fact that the horizontal plane of the bottom of the outer ring of the bearing 801a is slightly lower than the horizontal plane of the upper end of the stirring rod 701 of the corresponding height. Then, when the stirring rod 701 of the corresponding height passes through the bearing 801a, the rotating column 7 returns to the initial height under the action of the elastic member 602, so as to stir and mix the raw materials in a reciprocating manner.
[0035] Embodiment 2
[0036] Please refer to Figure 1 、 2, 4 and 5, and the second embodiment of the utility model, this embodiment is based on the last embodiment, but different from the first embodiment is: the outer sealed fixed with the outer barrel 3 of the heat conduction barrel 6, the inner sealed fixed with the heat insulation barrel 302 of the outer barrel 3, the heat insulation barrel 302 and the outer barrel 3 all adopt heat preservation material, the outer barrel 3 is provided with the heat preservation layer 301 between the heat insulation barrel 302, avoid the loss of larger heat, reach the heat preservation effect when stirring, the heat insulation barrel 302 and the fixed spiral blade 304 between the heat conduction barrel 6, provide the flow direction guide for the flowing medium, so that the flowing medium can cover the outer peripheral wall of the heat conduction barrel 6, the lower wall in the heat insulation barrel 302 is provided with heating wire 302a, for heating the flowing medium, the lower wall of the outer barrel 3 is fixed with water pump 4, for conveying the flowing medium,
[0037] Specifically, the lower side of the outer peripheral wall of the outer barrel 3 is fixed with a discharge valve 303, and the inner end of the discharge valve 303 is located in the inner part of the heat conduction barrel 6, for discharging the raw materials after mixing and stirring, the inlet and outlet ends of the water pump 4 are both fixed with water pipes 401, the other end of the water pipe 401 of the inlet end of the water pump 4 is located between the lower wall of the heat conduction barrel 6 and the lower wall of the heat insulation barrel 302, and the other end of the water pipe 401 of the outlet end of the water pump 4 is located above the spiral blade 304 corresponding to the space between the heat conduction barrel 6 and the heat insulation barrel 302, so as to provide a flow channel for the flowing medium through the water pipe 401, and the water pump 4 can make the flowing medium circulate in the flowing medium.
[0038] The edge of the lower wall of the outer barrel 3 is uniformly fixed with a screw sleeve 501, the screw sleeve 501 is internally screwed with a screw rod 5, and the bottom of the screw rod 5 is fixed with a bottom plate 502, so that the bottom plate 502 is rotated to drive the corresponding screw rod 5 to rotate until all the bottom plates 502 are in contact with the ground, so that the outer barrel 3 can be stably placed on the ground.
[0039] Further, a temperature sensor is also provided on the heat insulation barrel 302 for detecting the temperature of the flowing medium, and a controller is also provided on the surface of the outer barrel 3.
[0040] The remaining structure is the same as that of embodiment 1.
[0041] The operation process of the embodiment is as follows: the heating wire 302a is operated to heat the flowing medium, and in this process, the water pump 4 works to convey the heated flowing medium at the bottom of the heat conduction barrel 6 and the bottom of the heat insulation barrel 302 to the space above the spiral blade 304 corresponding to the space between the heat conduction barrel 6 and the heat insulation barrel 302, and under the continuous action of the water pump 4, the flowing medium flows along the spiral track of the spiral blade 304, realizing uniform heating of the heat conduction barrel 6, and further making the raw materials uniformly heated.
[0042] In addition, the motor 1, the water pump 4, the heating wire 302a and the temperature sensor in the stirring device for producing the pentaerythritol triallyl ether with the heat preservation function are electrically connected with the single-chip microcomputer in the controller through the conductive wire, the single-chip microcomputer is electrically connected with the external power supply through the conductive wire, meanwhile, the single-chip microcomputer is also electrically connected with the display for displaying the temperature, the above setting is the prior art, and the model is not limited here.
[0043] In the description of the present specification, the description referring to the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
Claims
1. A stirring device for the production of pentaerythritol triallyl ether with heat preservation function, comprising a heat-conducting barrel (6), characterized in that: The upper part of the heat-conducting barrel (6) is provided with a motor (1), the power output shaft of the motor (1) is fixedly connected with a rotating rod (101), the cross section of the rotating rod (101) is square, the rotating rod (101) is gap-fitted with a rotating column (7), the outer peripheral wall of the rotating column (7) is symmetrically fixed with stirring rods (701) from top to bottom, the bottom of the rotating column (7) is provided with an elastic element (602), and one side of the rotating column (7) is provided with a bearing (801a). The outer part of the heat-conducting barrel (6) is sealingly fixed with an outer barrel (3), the inner part of the outer barrel (3) is sealingly fixed with a heat-insulating barrel (302), a heat preservation layer (301) is arranged between the outer barrel (3) and the heat-insulating barrel (302), and the heat-insulating barrel (302) is fixed with a spiral blade (304) between the heat-insulating barrel (302) and the heat-conducting barrel (6). The lower wall of the heat-insulating barrel (302) is provided with a heating wire (302a), and the lower wall of the outer barrel (3) is fixedly connected with a water pump (4).
2. The stirring device for the production of pentaerythritol triallyl ether with a heat retaining function according to claim 1, characterized in that: The upper wall of the heat-conducting barrel (6) is fixedly connected with a barrel cover (2), the motor (1) is fixedly connected with the barrel cover (2), one side of the barrel cover (2) is fixedly connected with a feeding pipe (201), and the outer part of the feeding pipe (201) is threadedly connected with a pipe cover (201a).
3. The stirring device for the production of pentaerythritol triallyl ether with a heat retaining function according to claim 1, characterized in that: The outer part of the elastic element (602) is correspondingly fixed with a limiting sleeve (601) on the heat-conducting barrel (6), the horizontal plane of the upper wall of the limiting sleeve (601) is higher than that of the lower wall of the rotating column (7), the cross section of the rotating column (7) is circular, and the rotating column (7) is gap-fitted with the limiting sleeve (601).
4. The stirring device for producing pentaerythritol triallyl ether with a heat retaining function according to claim 2, characterized in that: The inner part of the inner ring of the bearing (801a) is fixedly connected with a boss (801), the right side of the boss (801) is fixedly connected with a vertical plate (8), the upper end of the vertical plate (8) is fixedly connected with the barrel cover (2), and the horizontal plane of the bottom of the outer ring of the bearing (801a) is slightly lower than that of the upper end of the stirring rod (701) of the corresponding height.
5. The stirring device for producing pentaerythritol triallyl ether with a heat retaining function according to claim 4, characterized in that: The inner part of the stirring rod (701) is fixedly connected with a mesh plate (701a).
6. The stirring device for the production of pentaerythritol triallyl ether with a heat retaining function according to claim 1, characterized in that: The lower side of the outer peripheral wall of the outer barrel (3) is fixedly connected with a discharging valve (303), the inner end of the discharging valve (303) is located in the inner part of the heat-conducting barrel (6), the liquid inlet end and the liquid outlet end of the water pump (4) are fixedly connected with water pipes (401), the other end of the water pipe (401) of the liquid inlet end of the water pump (4) is located between the lower wall of the heat-conducting barrel (6) and the lower wall of the heat-insulating barrel (302), and the other end of the water pipe (401) of the liquid outlet end of the water pump (4) is located above the spiral blade (304) corresponding to the heat-conducting barrel (6) and the heat-insulating barrel (302).
7. The stirring device for producing pentaerythritol triallyl ether with a heat retaining function according to claim 6, characterized in that: The edge of the lower wall of the outer barrel (3) is uniformly fixedly connected with a screw sleeve (501), the inner part of the screw sleeve (501) is threadedly connected with a screw rod (5), and the bottom of the screw rod (5) is fixedly connected with a bottom plate (502).