Constant-temperature reaction kettle for synthesizing heterocyclic compound

Abstract

The utility model discloses a constant-temperature reaction kettle for synthesizing a heterocyclic compound, and relates to the technical field of chemical equipment. The constant-temperature kettle comprises a constant-temperature kettle, a cover opening assembly is arranged on the constant-temperature kettle, the cover opening assembly comprises a kettle cover erected on the upper surface of the constant-temperature kettle, a lug fixedly connected with the lower portion of the outer side wall of the kettle cover is of a hollow structure, and a driving motor is connected with the upper portion of the outer side wall of the constant-temperature kettle. A ball nut is arranged on the peripheral side of a lead screw which is vertically connected with the output end of the driving motor, and the ball nut is arranged in a lug seat; a stirring assembly is arranged on the upper surface of the kettle cover. According to the constant-temperature kettle, the cover opening assembly is arranged, the kettle cover can be opened and closed only by controlling the driving motor, the workload during opening and closing of the kettle cover is simplified, the stirring assembly is arranged, heterocyclic compound raw materials in the constant-temperature kettle are stirred in different directions, and the synthesis efficiency of heterocyclic compounds is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of chemical equipment, especially relates to a constant temperature reaction kettle for heterocyclic compound synthesis. BACKGROUND

[0002] In chemical production, chemical equipment undoubtedly plays a core role, and the chemical equipment is not only the key tool for converting raw materials into products, but also the cornerstone for ensuring safe and efficient production; in the production process of chemical products, corresponding chemical equipment will be used, such as in the synthesis process of heterocyclic compounds, the heterocyclic compound raw materials are put into the inside of the constant temperature reaction kettle for chemical reaction, and the heterocyclic compound synthesis operation is carried out.

[0003] Through retrieval, a reaction kettle for heterocyclic compounds is disclosed in the patent literature with the patent announcement number CN212142593U, but it still has the following disadvantages in actual use:

[0004] The above-mentioned reaction kettle for heterocyclic compounds disclosed in the patent literature with the patent announcement number CN212142593U has a second sliding groove of annular array opened at the bottom end of the cover, a third sliding groove of annular array opened at the top end of the kettle body, a metal block of annular array connected at the bottom end of the cover, a first sliding groove opened on the metal block, a connecting rod penetrating the inside of the first sliding groove and the second sliding groove, and a spring arranged on the connecting rod, by pressing the connecting rod, the connecting rod is moved out of the inside of the limiting groove, the connecting rod is rotated, the locking connection between the cover and the kettle body is released, and the opening of the cover is realized, but the pressing operation needs to be performed on the multiple connecting rods in sequence, the operation steps are more, and the operation amount is increased;

[0005] 2、The above-mentioned reaction kettle for heterocyclic compounds disclosed in the patent literature with the patent announcement number CN212142593U has a speed reducer arranged at the top end of the cover, a motor arranged at the top end of the speed reducer, the motor is started, the stirrer is rotated, and the materials in the inside of the kettle body are stirred, but it is inconvenient to stir the materials in the inside of the kettle body in different directions, which will increase the time required for mixing the materials, and further reduce the efficiency of mixing and stirring the materials.

[0006] Therefore, we provide a constant temperature reaction kettle for heterocyclic compound synthesis to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0007] The utility model discloses a constant temperature reaction kettle for heterocyclic compound synthesis, through setting up the lid opening subassembly, the operation step of the lid opening and closing has been simplified, and the workload has been reduced, and through setting up the stirring subassembly, the mixing efficiency of heterocyclic compound raw materials is improved without the stirring mixture of orientation, and the technical problem of the reaction kettle for heterocyclic compound in the background art in the patent document with patent announcement no.

[0008] To solve the above technical problems, the utility model is realized through the following technical schemes:

[0009] The utility model discloses a constant temperature reaction kettle for heterocyclic compound synthesis, including constant temperature cauldron, be provided with the lid opening subassembly on the constant temperature cauldron, the lid opening subassembly includes the cauldron cover of setting on the upper surface of constant temperature cauldron, the ear seat of the lower part solid connection of the outer lateral wall of cauldron cover is hollow structure, the upper portion of the outer lateral wall of constant temperature cauldron has the drive motor of connection, the output of drive motor vertically connected silk rod's circumferential side has set up the ball nut, and ball nut sets up in the inside of ear seat, the upper surface of cauldron cover has set up the stirring subassembly, the stirring subassembly includes the stirring shaft of vertical rotation connection in the middle part of cauldron cover, the circumferential side of stirring shaft sleeve connection's round gear is located above cauldron cover, the upper surface both sides of cauldron cover have rotationally connected driving shaft and driven shaft, the circumferential side of driving shaft has sleeve connection's driving gear and positive missing gear from top to bottom in proper order, the circumferential side of driven shaft has sleeve connection's driven gear and reverse missing gear from top to bottom in proper order, driving gear and driven gear meshed connection, the round gear, positive missing gear and reverse missing gear are located on the same plane, the output of rotation motor output and the upper end of driving shaft are connected on the upper surface of cauldron cover.

[0010] The utility model further sets up, the lower surface of the leg of annular array connection of constant temperature cauldron has set up the antiskid pad, the lower surface middle part of constant temperature cauldron is communicated and is solidly connected and has the valve on the discharge pipe of connection.

[0011] The utility model further sets up, the circumferential side of screw rod's upper end solid connection's screw rod has the threaded connection of limit nut, the outer diameter size of limit nut is greater than the inner diameter size of ear seat.

[0012] The utility model further sets up, the upper portion of the outer lateral wall of constant temperature cauldron has vertically symmetrical connection's hollow shaft, the inside sleeve of hollow shaft is connected and has solidified the ear block on the upper end of connecting shaft, the ear block parallel connection is in the outer lateral wall of cauldron cover.

[0013] The utility model further sets up, the upper portion of the feed hopper of the upper surface communication of cauldron cover has the threaded connection of screw plug, the upper surface communication of cauldron cover has the pneumatic valve on the exhaust pipe of connection.

[0014] The utility model further sets up, the lower surface of cauldron cover is connected with the plug -in ring of fixed connection and is inserted in the inner upper portion of constant temperature cauldron, and the outer circumferential side of plug -in ring has the sealing ring of sleeve connection.

[0015] The utility model further sets up, the lower portion annular array connection of the circumferential side of stirring shaft is located in the inside of constant temperature cauldron, and stirring frame is in contact with the inside wall of constant temperature cauldron.

[0016] The utility model has the following beneficial effects:

[0017] The utility model discloses a lid opening and closing assembly, which is simple in structure, easy to operate and low in cost.

[0018] The utility model discloses a stirring assembly, which is simple in structure, easy to operate and low in cost.

[0019] Of course, implementing any product of the utility model does not necessarily need to achieve all the advantages mentioned above. ACCURACY OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will introduce the drawings needed to be used in the embodiment description briefly.

[0021] Figure 1 It is a kind of constant temperature reaction kettle for heterocyclic compound synthesis stereoscopic diagram Figure 1 ;

[0022] Figure 2 It is a kind of constant temperature reaction kettle for heterocyclic compound synthesis stereoscopic diagram Figure 2 ;

[0023] Figure 3 It is the connection section view diagram of cauldron cover and constant temperature cauldron;

[0024] Figure 4 It is the connection diagram of cauldron cover and stirring assembly;

[0025] Figure 5 It is the connection diagram of cauldron cover, stirring shaft, driving shaft and driven shaft.

[0026] The components represented by the reference numerals in the drawings are listed as follows:

[0027] 1-constant temperature kettle, 101-leg, 102-discharge pipe, 2-lid opening assembly, 201-driving motor, 201a-ball nut, 201b-screw rod, 201c-screw rod, 201d-limiting nut, 202-ear seat, 203-kettle cover, 203a-feeding hopper, 203b-exhaust pipe, 203c-insert ring, 203d-sealing ring, 204-hollow shaft, 204a-coupling shaft, 204b-ear block, 3-stirring assembly, 301-rotation motor, 301a-driving shaft, 302-driving gear, 302a-driven gear, 303-driven shaft, 304-stirring shaft, 304a-stirring frame, 305-circular gear, 305a-forward missing gear, 305b-reverse missing gear. DETAILED DESCRIPTION

[0028] 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. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Embodiment 1

[0029] Please refer to Figure 1 and Figure 2 The utility model relates to a constant temperature reaction kettle for synthesizing heterocyclic compounds, which comprises a constant temperature kettle 1, a leg 101 and a discharge pipe 102. The leg 101 is used to support the constant temperature kettle 1, and the lower end of the discharge pipe 102 is spaced apart from the ground, so as to facilitate the discharge of the heterocyclic compounds in the constant temperature kettle 1.

[0030] Specifically, the lower surface of the constant temperature kettle 1 is provided with a discharge pipe 102 in communication, and the discharge pipe 102 is provided with a valve connected thereto. The lower surface of the constant temperature kettle 1 is provided with a leg 101 connected thereto, and the lower surface of the leg 101 is provided with an anti-skid pad.

[0031] Further, the three legs 101 are arranged in an annular array.

[0032] The operation process of the present embodiment is as follows: the leg 101 is placed flat on the ground, and the constant temperature kettle 1 is stably placed on the ground. After opening the valve on the discharge pipe 102, the heterocyclic compounds in the constant temperature kettle 1 are discharged through the discharge pipe 102. Embodiment 2

[0033] Please refer to Figure 1 , Figure 2 and Figure 3On the basis of the first embodiment, the lid opening assembly 2 is provided, which comprises a driving motor 201, a ball nut 201a, a screw rod 201b, an ear seat 202 and a kettle lid 203. The driving motor 201 is controlled to move the kettle lid 203 upward or downward, so as to realize the disassembly and assembly of the kettle lid 203, and simplify the operation steps, thereby reducing the workload.

[0034] Specifically, the driving motor 201 is connected to the upper part of the outer side wall of the thermostat kettle 1. The output end of the driving motor 201 is vertically connected with the screw rod 201b. The peripheral side of the screw rod 201b is provided with the ball nut 201a. The kettle lid 203 is arranged on the thermostat kettle 1. The ear seat 202 connected to the lower part of the outer side wall of the kettle lid 203 is in a hollow structure. The ball nut 201a is arranged in the interior of the ear seat 202. The upper end of the screw rod 201b is fixedly connected with the screw rod 201c. The peripheral side of the screw rod 201c is threadedly connected with the limiting nut 201d. The upper part of the outer side wall of the thermostat kettle 1 is connected with the hollow shaft 204. The interior of the hollow shaft 204 is sleeved with the connecting shaft 204a. The ear block 204b fixedly connected to the upper end of the connecting shaft 204a is parallelly connected to the outer side wall of the kettle lid 203. The upper surface of the kettle lid 203 is communicated with the feeding hopper 203a and the exhaust pipe 203b. The feeding hopper 203a is threadedly connected with the plug. The exhaust pipe 203b is connected with the pneumatic valve. The lower surface of the kettle lid 203 is communicated with the fixedly connected insertion ring 203c inserted into the interior of the thermostat kettle 1. The peripheral side of the insertion ring 203c is provided with the sealing ring 203d.

[0035] Further, the two hollow shafts 204 are symmetrically arranged.

[0036] The operation process of the embodiment is as follows: the driving motor 201 is turned on. When the screw rod 201b rotates and the ball nut 201a moves upward, the connecting shaft 204a moves upward, the kettle lid 203 moves upward, and the kettle lid 203 is opened. The interior of the thermostat kettle 1 and the kettle lid 203 is cleaned. When the ball nut 201a moves downward, the kettle lid 203 is arranged on the thermostat kettle 1. The heterocyclic compound raw material is introduced into the interior of the thermostat kettle 1 through the feeding hopper 203a, so as to synthesize and process the heterocyclic compound. Embodiment 3

[0037] Please refer to Figure 1 , Figure 4 and Figure 5On the basis of the first specific embodiment and the second specific embodiment, the stirring assembly 3 is provided, which comprises a rotating motor 301, a driving shaft 301a, a driving gear 302, a driven gear 302a, a driven shaft 303, a stirring shaft 304, a stirring frame 304a, a circular gear 305, a forward missing gear 305a and a reverse missing gear 305b. The rotating motor 301 is controlled to rotate the stirring shaft 304 and the stirring frame 304a in different directions, so as to stir the heterocyclic compound raw material in the constant-temperature kettle 1 in different directions, which is beneficial to accelerating the mixing efficiency of the heterocyclic compound raw material.

[0038] Specifically, the rotating motor 301 is connected to the kettle cover 203, the lower end of the driving shaft 301a vertically connected to the output end of the rotating motor 301 is rotationally connected to the kettle cover 203, the driving gear 302 and the forward missing gear 305a are sequentially connected to the circumferential side of the driving shaft 301a from top to bottom, the stirring shaft 304 is rotationally connected to the middle part of the kettle cover 203, the circular gear 305 sleeved to the circumferential side of the stirring shaft 304 is located above the kettle cover 203, the stirring frame 304a connected to the circumferential side of the stirring shaft 304 is located in the constant-temperature kettle 1, the driven shaft 303 is rotationally connected to the kettle cover 203, the driven gear 302a and the reverse missing gear 305b are sequentially connected to the circumferential side of the driven shaft 303 from top to bottom, and the driving gear 302 and the driven gear 302a are meshingly connected.

[0039] Further, the three stirring frames 304a are arranged in an annular array.

[0040] The operation process of the embodiment is as follows: the rotating motor 301 is turned on, the driving shaft 301a rotates, the driving gear 302 rotates, the driven gear 302a rotates, the driven shaft 303 rotates, the forward missing gear 305a and the reverse missing gear 305b rotate, when the forward missing gear 305a is meshed with the circular gear 305, the reverse missing gear 305b is not meshed with the circular gear 305, the rotating forward missing gear 305a drives the circular gear 305 to rotate, the stirring shaft 304 rotates, and the stirring frame 304a rotates; when the forward missing gear 305a is not meshed with the circular gear 305, the reverse missing gear 305b is meshed with the circular gear 305, the rotating reverse missing gear 305b drives the circular gear 305 to rotate, and the stirring shaft 304 and the stirring frame 304a change the direction of rotation.

[0041] In the description of the present specification, the description of the terms "one embodiment", "example", "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 refer to 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 thermostatic reaction kettle for synthesizing heterocyclic compounds, comprising a thermostatic kettle (1), characterized in that: The constant temperature kettle (1) has a cover opening assembly (2) arranged thereon, the cover opening assembly (2) comprises a kettle cover (203) arranged on the upper surface of the constant temperature kettle (1), the lower part of the outer side wall of the kettle cover (203) is fixedly connected with an ear seat (202) in a hollow structure, the upper part of the outer side wall of the constant temperature kettle (1) is connected with a driving motor (201), the output end of the driving motor (201) is vertically connected with a lead screw (201b), and the peripheral side of the lead screw (201b) is provided with a ball nut (201a), and the ball nut (201a) is arranged in the ear seat (202). The upper surface of the kettle cover (203) is provided with a stirring assembly (3), the stirring assembly (3) comprises a stirring shaft (304) which is vertically and rotatably connected to the middle part of the kettle cover (203), a circular gear (305) which is sleeved on the peripheral side of the stirring shaft (304) is located above the kettle cover (203), the upper surface of the kettle cover (203) is rotatably connected with a driving shaft (301a) and a driven shaft (303), the peripheral side of the driving shaft (301a) is sequentially sleeved with a driving gear (302) and a forward missing gear (305a) from top to bottom, the peripheral side of the driven shaft (303) is sequentially sleeved with a driven gear (302a) and a reverse missing gear (305b) from top to bottom, the driving gear (302) and the driven gear (302a) are meshedly connected, the circular gear (305), the forward missing gear (305a) and the reverse missing gear (305b) are located on the same plane, and the output end of a rotating motor (301) connected to the upper surface of the kettle cover (203) is connected with the upper end of the driving shaft (301a).

2. The thermostatic reaction kettle for synthesizing a heterocyclic compound according to claim 1, characterized in that: The lower surface of the foot (101) which is annularly and arrayedly connected to the lower surface of the constant temperature kettle (1) is provided with an anti-skid pad, and the lower surface of the constant temperature kettle (1) is fixedly connected with a discharge pipe (102) which is communicated with the middle part of the lower surface of the constant temperature kettle (1) and is provided with a valve.

3. The thermostatic reaction kettle for synthesizing heterocyclic compounds according to claim 1, characterized in that: The peripheral side of a screw rod (201c) which is fixedly connected to the upper end of the lead screw (201b) is threadedly connected with a limiting nut (201d), and the outer diameter of the limiting nut (201d) is larger than the inner diameter of the ear seat (202).

4. The thermostatic reaction kettle for synthesizing heterocyclic compounds according to claim 1, characterized in that: The upper part of the outer side wall of the constant temperature kettle (1) is vertically and symmetrically connected with a hollow shaft (204), the inner part of the hollow shaft (204) is sleeved with a connecting shaft (204a), and the upper end of the connecting shaft (204a) is fixedly connected with an ear block (204b) which is parallelly connected to the outer side wall of the kettle cover (203).

5. The thermostatic reaction kettle for synthesizing heterocyclic compounds according to claim 1, characterized in that: The upper part of a feeding hopper (203a) which is communicated with the upper surface of the kettle cover (203) is threadedly connected with a screw plug, and an exhaust pipe (203b) which is communicated with the upper surface of the kettle cover (203) is connected with a pneumatic valve.

6. The thermostatic reaction kettle for synthesizing a heterocyclic compound according to claim 5, characterized in that: The lower surface of the kettle cover (203) is fixedly connected with an insertion ring (203c) which is inserted into the inner upper part of the constant temperature kettle (1), and the peripheral side of the insertion ring (203c) is sleeved with a sealing ring (203d).

7. The thermostatic reaction kettle for synthesizing heterocyclic compounds according to claim 1, characterized in that: The peripheral side of the stirring shaft (304) is annularly and arrayedly connected with a stirring frame (304a) which is located in the inner part of the constant temperature kettle (1), and the stirring frame (304a) is in contact with the inner side wall of the constant temperature kettle (1).

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