CN217910300U - Preparation facilities of methyl squarate - Google Patents

Abstract

The utility model belongs to the technical field of chemical production equipment, specifically disclose a preparation facilities of methyl squarate, include: the device comprises an insertion pipe, a connecting flange and a conveying mechanism, wherein the bottom end of the insertion pipe is elastically and movably connected with two swing pipes, a plurality of liquid dropper are fixed on the swing pipes, the plurality of liquid dropper are uniformly arranged along the length direction of the swing pipes, and two connecting hoses penetrate through and are fixed inside the insertion pipe; insert the intubate into reation kettle's filling pipe, then pulling control mechanism release pendulum pipe, at this moment, pendulum pipe upwards swing to the horizontality, the horizontal interval distribution of the dripper on the pendulum pipe is in reation kettle, conveying mechanism carries solution to the pendulum pipe through coupling hose, then via the even droppings of dripper, and have safe interval distance between a plurality of drippage positions, prevent local solution reaction overheat, make full use of reation kettle's horizontal space simultaneously, increase dropwise add efficiency.

Description

Preparation facilities of methyl ester of squaric acid methylamine

Technical Field

The utility model relates to a chemical production equipment technical field specifically is a preparation facilities of methyl squarate.

Background

In the preparation process of the methyl squarate, the steps of reflux reaction, methylamine methanol solution addition, distillation and the like need to be carried out in a reaction kettle, wherein when the methylamine methanol solution is added into the reaction kettle, in order to avoid overheating of the local reaction of the solution, dropwise addition equipment needs to be adopted to uniformly dropwise add the methylamine methanol solution into the reaction kettle.

The existing dropping device for preparing methyl squarate is limited by the size of a filling pipe of a reaction kettle when a solution is dropwise added, only one dropping head can be used for dropwise adding the solution into the reaction kettle through the filling pipe, the dropping efficiency is low, the mixing time with the solution in the reaction kettle is long, and the solution is easy to oxidize and denature. Accordingly, one skilled in the art provides an apparatus for preparing methyl methylamine squarate, which solves the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a preparation facilities of methyl ester of squaric acid methylamine to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a preparation device of methyl squarate comprises:

inserting a tube;

the connecting flange is fixedly sleeved on the outer wall of the insertion pipe;

the conveying mechanism is used for conveying the solution;

wherein, the bottom elasticity swing joint of intubate has two pendulum pipes, be fixed with a plurality of dripper on the pendulum pipe, a plurality of the dripper is followed pendulum pipe length direction evenly arranges, the inside of intubate runs through and is fixed with two coupling hose, two coupling hose's bottom respectively with two the pendulum union coupling, conveying mechanism is located the top of intubate, and be used for to carry solution in the coupling hose, install on the intubate and be used for promoting the control mechanism of pendulum pipe.

As a further aspect of the present invention: the conveying mechanism comprises a liquid containing tank, conveying hoses and a three-way pipe, the top end of each conveying hose is connected with the output end of the liquid containing tank, one end of the three-way pipe is fixed to the bottom end of each conveying hose, and the other two ends of the three-way pipe are respectively connected with the two connecting hoses.

As a further aspect of the present invention: and a control valve is sealed in series on the conveying hose.

As a further aspect of the present invention: the control mechanism comprises a sliding sleeve and a push-pull rod, a damping sleeve is fixed on the inner wall of the sliding sleeve, the sliding sleeve is sleeved at the bottom end of the outer wall of the insertion tube through the damping sleeve in a sliding mode, the push-pull rod penetrates through the connecting flange in a sliding mode, and the bottom end of the push-pull rod is fixedly connected with the sliding sleeve.

As a further aspect of the present invention: and a handle for people to hold is fixed at the top end of the push-pull rod.

As the utility model discloses further scheme again: the swing pipe is close to the one end of intubate is equipped with the support frame, the support frame is fixed the bottom of intubate, one side of support frame is rotated and is connected with the connecting axle, the connecting axle is kept away from the one end of support frame with swing pipe fixed connection, the cover is equipped with the torsional spring on the connecting axle, the one end of torsional spring with support frame fixed connection, the other end of torsional spring with swing pipe fixed connection.

As a further aspect of the present invention: the liquid containing tank is made of transparent plastic materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1. inserting the insertion pipe into a filling pipe of a reaction kettle, then pulling the control mechanism to release the swing pipe, at the moment, swinging the swing pipe upwards to a horizontal state, horizontally distributing liquid dropper heads on the swing pipe in the reaction kettle at intervals, conveying the solution into the swing pipe through the connecting hose by the conveying mechanism, and then uniformly dropping out through the liquid dropper heads, wherein safe intervals are formed among a plurality of dropping positions, so that the local solution is prevented from being overheated by reaction, meanwhile, the horizontal space of the reaction kettle is fully utilized, and the dropping efficiency is increased;

2. when the device needs to be withdrawn after the dropwise adding, the sliding sleeve is pushed downwards along the insertion tube through the push-pull rod, the swing tube is pushed downwards and rotated by the sliding sleeve until the swing tube is pushed to be in a vertical state, then the connecting flange is disassembled, the insertion tube and the swing tube are completely extracted, the assembling and disassembling are convenient, and the use is flexible.

Drawings

FIG. 1 is a schematic structural diagram of a preparation device of methyl squarate;

FIG. 2 is a schematic view showing the installation position of a control mechanism in a methyl methylamine squarate production apparatus;

FIG. 3 is a schematic diagram showing the installation position of a swing pipe in a methyl methylamine squarate preparation apparatus;

FIG. 4 is an enlarged view of the point A in FIG. 3;

FIG. 5 is a schematic structural diagram of a control mechanism in a methyl guanylate preparation apparatus.

In the figure: 1. inserting a tube; 11. a connecting flange; 12. swinging the pipe; 121. a liquid dropping head; 13. a connecting hose; 2. a conveying mechanism; 21. a liquid containing tank; 22. a delivery hose; 221. a control valve; 23. a three-way pipe; 3. A control mechanism; 31. a sliding sleeve; 311. a damping sleeve; 32. a push-pull rod; 321. a handle; 4. a support frame; 41. a connecting shaft; 42. a torsion spring.

Detailed Description

For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.

In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the present disclosure may be used alone or in any suitable combination with other aspects of the present disclosure.

The preparation device of the methyl squarate, which is combined with the examples shown in figures 1-5, aims to solve the problem of low efficiency in dripping solution. Borrow by the realization of this purpose, the utility model provides a preparation facilities of methyl methamidoyl squarate, insert 1 intubate into reation kettle's filling pipe, then 3 release pendulum pipes 12 of pulling control mechanism, this moment, pendulum pipe 12 upswing to the horizontality, the horizontal interval distribution of dripper 121 on the pendulum pipe 12 is in reation kettle, conveying mechanism 2 carries solution to pendulum pipe 12 in through coupling hose 13, then evenly drip via dripper 121, and have safe interval distance between a plurality of drippage positions, prevent local solution reaction overheat, make full use of reation kettle's horizontal space simultaneously, increase dropwise add efficiency.

With reference to fig. 1, fig. 2 and fig. 3, a preparation apparatus for methyl squarate is particularly applied to a solution dropping process in the production of methyl squarate. The method comprises the following steps: the device comprises an insertion pipe 1, a connecting flange 11, a conveying mechanism 2 and a control mechanism 3.

Wherein, the bottom elastic activity of intubate 1 is connected with two pendulum pipes 12, be fixed with a plurality of dropping head 121 on the pendulum pipe 12, a plurality of dropping head 121 evenly arranges along pendulum pipe 12 length direction, intubate 1's inside is run through and is fixed with two coupling hose 13, two coupling hose 13's bottom is connected with two pendulum pipes 12 respectively, conveying mechanism 2 is located intubate 1's top, and be used for to the interior solution of carrying of coupling hose 13, install the control mechanism 3 that is used for promoting pendulum pipe 12 on the intubate 1.

So, when solution is dripped into the reation kettle in needs, insert intubate 1 in reation kettle's the filler pipe, then flange 11 and reation kettle filler pipe's flange sealing connection each other, this moment, the bottom of intubate 1 is located reation kettle, then pulling control mechanism 3 release pendulum pipe 12, at this moment, pendulum pipe 12 upwards swings to the horizontal state, the horizontal interval distribution of dripper 121 on pendulum pipe 12 is in reation kettle, conveying mechanism 2 carries solution to pendulum pipe 12 in through coupling hose 13, then evenly drips out via dripper 121, and have safe interval between a plurality of drippage positions, prevent local solution reaction overheat, make full use of reation kettle's horizontal space simultaneously, increase dropwise add efficiency.

Further, the conveying mechanism 2 comprises a liquid containing tank 21, a conveying hose 22 and a three-way pipe 23, the top end of the conveying hose 22 is connected with the output end of the liquid containing tank 21, one end of the three-way pipe 23 is fixed at the bottom end of the conveying hose 22, the other two ends of the three-way pipe 23 are respectively connected with the two connecting hoses 13, and the solution stored in the liquid containing tank 21 is respectively conveyed into the two connecting hoses 13 through the conveying hose 22 and the three-way pipe 23 and then conveyed into the two swing pipes 12 through the two connecting hoses 13.

In an alternative embodiment, the control valve 221 is sealed in series on the conveying hose 22, and a person can control the opening and closing state of the conveying hose 22 and the flow rate of the solution through the control valve 221, so that the convenience of operation is improved.

Furthermore, the liquid containing tank 21 is made of transparent plastic materials, so that the personnel can observe the amount of the solution in the liquid containing tank 21 conveniently and add the solution in time.

Referring to fig. 5, the control mechanism 3 includes a sliding sleeve 31 and a push-pull rod 32, a damping sleeve 311 is fixed on an inner wall of the sliding sleeve 31, the sliding sleeve 31 is slidably sleeved at a bottom end of an outer wall of the insertion tube 1 through the damping sleeve 311, the push-pull rod 32 slidably penetrates through the connecting flange 11, a bottom end of the push-pull rod 32 is fixedly connected with the sliding sleeve 31, when the swing pipe 12 is released through the control mechanism 3, the sliding sleeve 31 is pulled upwards through the push-pull rod 32 until the sliding sleeve 31 is completely separated from the swing pipe 12, at this time, the swing pipe 12 swings upwards to a horizontal state, and under the action of the damping sleeve 311, the sliding sleeve 31 can slide to any position to stop.

In an alternative embodiment, the damping sleeve 311 is made of rubber, which has a good damping effect.

Furthermore, a handle 321 for a person to hold is fixed to the top end of the push-pull rod 32, and the person pushes and pulls the push-pull rod 32 through the handle 321, thereby improving the convenience of operation.

As shown in fig. 3 and fig. 4, a support frame 4 is arranged at one end of the swing tube 12 close to the insertion tube 1, the support frame 4 is fixed at the bottom end of the insertion tube 1, one side of the support frame 4 is rotatably connected with a connecting shaft 41, one end of the connecting shaft 41 far away from the support frame 4 is fixedly connected with the swing tube 12, the swing tube 12 is rotatably connected with the support frame 4 through the connecting shaft 41, a torsion spring 42 is sleeved on the connecting shaft 41, one end of the torsion spring 42 is fixedly connected with the support frame 4, and the other end of the torsion spring 42 is fixedly connected with the swing tube 12.

Thus, under the action of the torsion spring 42, the swing pipe 12 is pushed to swing upwards along the connecting shaft 41 to a horizontal state.

The utility model discloses a theory of operation is: when solution needs to be dripped into a reaction kettle, an insertion pipe 1 is inserted into a filling pipe of the reaction kettle, then a connecting flange 11 and a flange of the filling pipe of the reaction kettle are mutually connected in a sealing manner, at the moment, the bottom end of the insertion pipe 1 is positioned in the reaction kettle, then a push-pull rod 32 pulls a sliding sleeve 31 upwards until the sliding sleeve 31 is completely separated from a swinging pipe 12, at the moment, the swinging pipe 12 swings upwards to a horizontal state, liquid dropping heads 121 on the swinging pipe 12 are horizontally distributed in the reaction kettle at intervals, the solution stored in a liquid containing tank 21 is respectively conveyed into two connecting hoses 13 through a conveying hose 22 and a three-way pipe 23, then is conveyed into two swinging pipes 12 through the two connecting hoses 13, then is uniformly dripped out through the liquid dropping heads 121, and a safe interval distance exists among a plurality of dripping positions, so as to prevent local solution from reacting overheating, meanwhile, the horizontal space of the reaction kettle is fully utilized, the dripping efficiency is increased, when the device is finished, the push-pull rod 32 pushes the sliding sleeve 31 downwards along the insertion pipe 31, the insertion pipe 12 is pushed downwards and pushed until the swinging pipe 12 is taken out, the insertion pipe 12 is in a vertical state, and the insertion pipe is conveniently disassembled and the insertion pipe 11 is completely disassembled and the device is conveniently used.

The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.

Claims (7)

1. The preparation device of methyl squarate is characterized by comprising the following components:

a cannula (1);

the connecting flange (11) is sleeved and fixed on the outer wall of the insertion pipe (1);

the conveying mechanism (2) is used for conveying the solution;

wherein, the bottom elasticity swing joint of intubate (1) has two pendulum pipe (12), be fixed with a plurality of dropping head (121), a plurality of on pendulum pipe (12) dropping head (121) are followed pendulum pipe (12) length direction evenly arranges, the inside of intubate (1) is run through and is fixed with two coupling hose (13), two the bottom of coupling hose (13) respectively with two pendulum pipe (12) are connected, conveying mechanism (2) are located the top of intubate (1) for to carry solution in coupling hose (13), install on intubate (1) and be used for promoting control mechanism (3) of pendulum pipe (12).

2. The preparation device of methyl orthoformate according to claim 1, wherein the conveying mechanism (2) comprises a liquid containing tank (21), a conveying hose (22) and a three-way pipe (23), the top end of the conveying hose (22) is connected with the output end of the liquid containing tank (21), one end of the three-way pipe (23) is fixed at the bottom end of the conveying hose (22), and the other two ends of the three-way pipe (23) are respectively connected with the two connecting hoses (13).

3. The apparatus for preparing methylamine methyl squarate according to claim 2, wherein the control valve (221) is sealed in series on the delivery hose (22).

4. The preparation device of methyl orthoformate according to claim 1, wherein the control mechanism (3) comprises a sliding sleeve (31) and a push-pull rod (32), a damping sleeve (311) is fixed on the inner wall of the sliding sleeve (31), the sliding sleeve (31) is slidably sleeved on the bottom end of the outer wall of the insertion tube (1) through the damping sleeve (311), the push-pull rod (32) slidably penetrates through the connecting flange (11), and the bottom end of the push-pull rod (32) is fixedly connected with the sliding sleeve (31).

5. The apparatus for preparing methyl orthoformate according to claim 4, wherein a handle (321) for a person to hold is fixed to the top end of the push-pull rod (32).

6. The preparation device of methyl orthorhombic acid according to claim 1, wherein the one end of pendulum pipe (12) that is close to intubate (1) is equipped with support frame (4), support frame (4) are fixed the bottom of intubate (1), one side of support frame (4) is rotated and is connected with connecting axle (41), the one end that support frame (4) were kept away from to connecting axle (41) with pendulum pipe (12) fixed connection, the cover is equipped with torsional spring (42) on connecting axle (41), the one end of torsional spring (42) with support frame (4) fixed connection, the other end of torsional spring (42) with pendulum pipe (12) fixed connection.

7. The apparatus for preparing methyl squarate according to claim 2, wherein the liquid container (21) is made of transparent plastic.

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