Anti-precipitation cyclopropyl acetylene synthesis device

Abstract

The utility model discloses an anti-precipitation cyclopropyl acetylene synthesis device which comprises a synthesis box, a stirring assembly arranged at the top of the synthesis box, a first power assembly fixedly installed at the top of the synthesis box, a discharging assembly fixedly connected to the bottom of the synthesis box, and a second power assembly fixedly installed at the bottom of the synthesis box. The stirring assembly comprises a round pipe and a stirring blade I, the round pipe is connected to the inner side wall of the synthesis box through a bearing, the stirring blade I is fixedly connected to the outer side wall of the round pipe, the outer side wall of the round pipe is fixedly connected with a bevel gear I, the inner side wall of the round pipe is connected with a rotating shaft through a bearing, and the side wall of the rotating shaft is fixedly connected with a bevel gear II; the side wall of the rotating shaft is fixedly connected with a stirring blade II. The utility model relates to the technical field of cyclopropyl acetylene synthesis. According to the anti-precipitation cyclopropylacetylene synthesis device, cyclopropylacetylene can be mixed through the arranged stirring assembly and the first power assembly, and the condition of precipitation does not exist in the mixing process.

Description

TECHNICAL FIELD

[0001] The utility model relates to cyclopropyl acetylene synthetic technical field, specifically a kind of anti-precipitation's cyclopropyl acetylene synthetic device. BACKGROUND

[0002] The synthesis method of cyclopropyl acetylene takes cyclopropyl methyl ketone as raw material, phosphorus pentachloride method: according to the mass ratio of cyclopropyl methyl ketone: phosphorus pentachloride: catalyst (methanol) 1.0:1.0:1.0 feeding, dichloromethane is used as organic solvent, and the volume of dichloromethane is 1 times (ml / g) of the mass of cyclopropyl methyl ketone. In the reaction bottle, dichloromethane is added, mechanical stirring is started, the temperature is adjusted to-10 DEG C, and nitrogen protection is carried out. Phosphorus pentachloride is added, and stirring is continued. When the temperature of the material liquid is stable, the mixed solution of cyclopropyl methyl ketone and methanol is slowly added, and the temperature of the material liquid is controlled at-10~0 DEG C. After the addition is completed, the temperature is raised to 40 DEG C, and the sample is taken every 1h for gas phase monitoring. After the raw material is completely reacted, the reaction liquid is distilled at 60~70 DEG C under reduced pressure to obtain 1,1-dichloro-1-cyclopropyl ethane dichloromethane solution. Then according to the mass ratio of 1,1-dichloro-1-cyclopropyl ethane: base (triethylamine) 1:2.0 feeding, 1,1-dichloro-1-cyclopropyl ethane dichloromethane solution is added in the reaction bottle, mechanical stirring is started, and the temperature is adjusted to-10 DEG C. When the temperature of the material liquid is stable, triethylamine is slowly added, and after the addition is completed, the temperature is raised to 25 DEG C for reaction, and the sample is taken every 1h for gas phase monitoring. After the raw material is completely reacted, the reaction liquid is purified by rectification at 80~90 DEG C to obtain cyclopropyl acetylene.

[0003] For the above technical scheme, the existing cyclopropyl acetylene synthetic device is prone to precipitation in actual use, which affects the quality of product synthesis and thus the working efficiency of synthesis, and the position of the discharge port is usually at the bottom, which is troublesome when discharging.

[0004] Therefore, the utility model provides a kind of anti-precipitation's cyclopropyl acetylene synthetic device to solve above-mentioned problems. Utility model content

[0005] For the deficiencies of the prior art, the utility model provides a kind of anti-precipitation's cyclopropyl acetylene synthetic device, solves the problem that the existing cyclopropyl acetylene synthetic device is prone to precipitation in actual use, which affects the quality of product synthesis and thus the working efficiency of synthesis.

[0006] To achieve the above object, the utility model discloses a kind of anti-precipitation cyclopropyl acetylene synthesis device, including synthesis tank, the top of the synthesis tank is provided with stirring assembly, the top of the synthesis tank is fixedly installed with power component one, the bottom of the synthesis tank is fixedly connected with discharge assembly, the bottom of the synthesis tank is fixedly installed with power component two;Stirring assembly, including round pipe and stirring blade one, the inner side wall of the synthesis tank is connected by bearing with the round pipe, the outer side wall of the round pipe is fixedly connected with stirring blade one, the outer side wall of the round pipe is fixedly connected with bevel gear one, the inner side wall of the round pipe is connected with shaft by bearing, the side wall of the shaft is fixedly connected with bevel gear two, the side wall of the shaft is fixedly connected with stirring blade two.

[0007] Further, the discharge assembly includes drain pipe one and drain pipe two, the drain pipe one is fixedly connected to the bottom end of the synthesis tank, and the drain pipe two is connected to the inner side wall of the drain pipe one by a bearing.

[0008] The above technical scheme can be used to discharge materials simply and conveniently.

[0009] Further, the discharge assembly further includes a valve, and the valve is arranged on the side wall of the drain pipe two.

[0010] The above technical scheme can be used to discharge materials simply and conveniently.

[0011] Further, the discharge assembly further includes a first gear, and the first gear is fixedly connected to the side wall of the drain pipe two.

[0012] The above technical scheme can assist in adjusting the angle.

[0013] Further, the power component two includes a second gear and a second motor, the second motor is fixedly installed on one side of the drain pipe one, the second gear is fixedly connected between the output end of the second motor, and the second gear is meshingly connected with the first gear.

[0014] The above technical scheme can provide power to facilitate the adjustment of the discharge angle.

[0015] Further, the power component one includes a third bevel gear and a first motor, the first motor is fixedly installed on the top of the synthesis tank, the third bevel gear is fixedly connected between the output end of the first motor, and the third bevel gear is meshingly connected with the second bevel gear and the first bevel gear, respectively.

[0016] The above technical scheme can provide power to facilitate the stirring work.

[0017] Further, the top of the synthesis box is fixedly connected with a feeding pipe, and the inner side wall of the feeding pipe is polished.

[0018] By adopting the above technical scheme, the raw materials can be conveniently added into the inside of the synthesis box.

[0019] Beneficial effects

[0020] Compared with the prior art, the device has the following beneficial effects:

[0021] 1. The anti-settling cyclopropylacetylene synthesis device can mix cyclopropylacetylene through the stirring assembly and the power assembly one, and the mixing process will not cause sedimentation, and the mixing effect is better, so that the purity of the finally produced cyclopropylacetylene product is higher, and the quality is more stable, and the fine design of the stirring assembly ensures that the raw materials can be fully stirred in each corner of the reaction system, whether it is a powdery auxiliary material or a liquid reactant.

[0022] 2. The anti-settling cyclopropylacetylene synthesis device can discharge the synthesized cyclopropylacetylene through the discharge assembly and the power assembly two, and the discharge is simple and convenient, and the discharge position can be adjusted according to actual needs, so that the discharge is more convenient, and the use effect is also increased. DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0024] Figure 1 is a sectional view of the overall structure of the present application;

[0025] Figure 2 is an enlarged view of the structure at A in the present application Figure 1

[0026] Figure 3 is a schematic view of the overall structure of the present application;

[0027] Figure 4 is an enlarged view of the structure at B in the present application Figure 3

[0028] ​​In the figure: 1, synthesis box; 2, stirring assembly; 21, round pipe; 22, stirring blade one; 23, bevel gear one; 24, rotating shaft; 25, bevel gear two; 26, stirring blade two; 3, power assembly one; 31, motor one; 32, bevel gear three; 4, feed pipe; 5, discharge assembly; 51, liquid discharge pipe one; 52, liquid discharge pipe two; 53, valve; 54, first gear; 6, power assembly two; 61, motor two; 62, second gear. DETAILED DESCRIPTION

[0029] It should be noted that in the description of the embodiments of the present application, the terms "front, back, left, right, top, bottom" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. The terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0030] The present application will be further described in detail below with the aid of drawings and examples.

[0031] Reference Figures 1 to 4 , the present application provides a kind of anti-precipitation's cyclopropyl acetylene synthesis device, including synthesis box 1, the top of synthesis box 1 is provided with stirring assembly 2, the top of synthesis box 1 is fixedly installed with power assembly one 3, power assembly one 3 includes motor one 31 and bevel gear three 32, motor one 31 is fixedly installed at the top of synthesis box 1, bevel gear three 32 is fixedly connected between the output end of motor one 31, bevel gear three 32 is respectively meshedly connected between bevel gear two 25 and bevel gear one 23, the bottom of synthesis box 1 is fixedly connected with discharge assembly 5, the bottom of synthesis box 1 is fixedly installed with power assembly two 6;Stirring assembly 2, including round pipe 21 and stirring blade one 22, round pipe 21 is connected to the inner side wall of synthesis box 1 by bearing, stirring blade one 22 is fixedly connected to the outer side wall of round pipe 21, the outer side wall of round pipe 21 is fixedly connected with bevel gear one 23, the inner side wall of round pipe 21 is connected with rotating shaft 24 by bearing, bevel gear two 25 is fixedly connected on the side wall of rotating shaft 24, bevel gear two 25 is fixedly connected on the side wall of rotating shaft 24, the top of synthesis box 1 is fixedly connected with feed pipe 4, the inner side wall of feed pipe 4 is polished.

[0032] In this embodiment, first, cyclopropyl acetylene raw materials are poured into the inside of the synthesis tank 1 through the feed pipe 4, and then the motor one 31 is started to drive the bevel gear three 32 to rotate, so that the bevel gear three 32 can drive the bevel gear two 25 and the bevel gear one 23 to rotate, so that the bevel gear two 25 can drive the rotating shaft 24 to rotate through the stirring blade two 26, and at the same time the bevel gear one 23 will drive the stirring blade one 22 to rotate through the circular pipe 21, so that the stirring blade one 22 and the stirring blade two 26 can mix the cyclopropyl acetylene, which is simple and convenient to mix, and there is no precipitation in the process.

[0033] Referring to Figures 1 to 4 In one aspect of the embodiment, the discharge assembly 5 includes a discharge pipe one 51 and a discharge pipe two 52, the discharge pipe one 51 is fixedly connected to the bottom end of the synthesis tank 1, the discharge pipe two 52 is connected to the inner side wall of the discharge pipe one 51 through a bearing, the discharge assembly 5 further includes a valve 53, the valve 53 is arranged on the side wall of the discharge pipe two 52, the discharge assembly 5 further includes a first gear 54, the first gear 54 is fixedly connected to the side wall of the discharge pipe two 52, the power assembly two 6 includes a motor two 61 and a second gear 62, the motor two 61 is fixedly installed on one side of the discharge pipe one 51, the second gear 62 is fixedly connected between the output end of the motor two 61, and the second gear 62 is meshingly connected with the first gear 54.

[0034] In this embodiment, then the motor two 61 is turned on to drive the second gear 62 to rotate, so that the second gear 62 can drive the first gear 54 to rotate, so that the first gear 54 can drive the discharge pipe two 52 to rotate in the inside of the discharge pipe one 51, so that the angle of the discharge pipe two 52 can be adjusted, and finally the valve 53 is opened to discharge the cyclopropyl acetylene inside the synthesis tank 1 through the first gear 54 and the discharge pipe one 51.

[0035] Working principle: first, cyclopropyl acetylene raw materials are poured into the inside of the synthesis tank 1 through the feed pipe 4, and then the motor one 31 is started to drive the bevel gear three 32 to rotate, so that the bevel gear three 32 can drive the bevel gear two 25 and the bevel gear one 23 to rotate, so that the bevel gear two 25 can drive the rotating shaft 24 to rotate through the stirring blade two 26, and at the same time the bevel gear one 23 will drive the stirring blade one 22 to rotate through the circular pipe 21, so that the stirring blade one 22 and the stirring blade two 26 can mix the cyclopropyl acetylene, which is simple and convenient to mix, and there is no precipitation in the process.

[0036] After the motor two 61 is opened, the second gear 62 can be driven to rotate, so that the second gear 62 can drive the first gear 54 to rotate, so that the first gear 54 can drive the drainage pipe two 52 to rotate inside the drainage pipe one 51, so that the angle of the drainage pipe two 52 can be adjusted, and finally the valve 53 can be opened through the first gear 54 and the drainage pipe one 51 to drain the inside of the synthesis tank 1.

[0037] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations 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 can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for the synthesis of cyclopropylacetylene, which is resistant to sedimentation, comprising a synthesis tank (1), characterized by the fact that: The top of the synthesis box (1) is provided with a stirring assembly (2), the top of the synthesis box (1) is fixedly installed with a power assembly one (3), the bottom of the synthesis box (1) is fixedly connected with a discharge assembly (5), the discharge assembly (5) comprises a drain pipe one (51) and a drain pipe two (52), the drain pipe one (51) is fixedly connected to the bottom end of the synthesis box (1), the drain pipe two (52) is connected to the inner side wall of the drain pipe one (51) through a bearing, the discharge assembly (5) further comprises a valve (53), the valve (53) is arranged on the side wall of the drain pipe two (52), the discharge assembly (5) further comprises a first gear (54), the first gear (54) is fixedly connected to the side wall of the drain pipe two (52), the bottom of the synthesis box (1) is fixedly installed with a power assembly two (6), the power assembly two (6) comprises a motor two (61) and a second gear (62), the motor two (61) is fixedly installed on one side of the drain pipe one (51), the second gear (62) is fixedly connected between the output end of the motor two (61), the second gear (62) and the first gear (54) are engagedly connected; The stirring assembly (2) comprises a round pipe (21) and a stirring blade one (22), the round pipe (21) The stirring blade one (22) is fixedly connected to the outer side wall of the round pipe (21), the outer side wall of the round pipe (21) is fixedly connected with a bevel gear one (23), the inner side wall of the round pipe (21) is connected with a rotating shaft (24) through a bearing, the side wall of the rotating shaft (24) is fixedly connected with a bevel gear two (25), the side wall of the rotating shaft (24) is fixedly connected with a stirring blade two (26).

2. The anti-settling cyclopropylacetylene synthesis device according to claim 1, wherein: The power assembly one (3) comprises a motor one (31) and a bevel gear three (32), the motor one (31) is fixedly installed on the top of the synthesis box (1), the bevel gear three (32) is fixedly connected between the output end of the motor one (31), the bevel gear three (32) is respectively engagedly connected between the bevel gear two (25) and the bevel gear one (23).

3. The anti-settling cyclopropylacetylene synthesis device according to claim 2, wherein: The top of the synthesis box (1) is fixedly connected with a feeding pipe (4), the inner side wall of the feeding pipe (4) is polished. ​

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