CN217093490U

CN217093490U - Special reation kettle of aluminium triethyl trichloride

Info

Publication number: CN217093490U
Application number: CN202220691441.0U
Authority: CN
Inventors: 王建华; 王丛军; 王宁
Original assignee: Yantai Lianli Chemical Co ltd
Current assignee: Yantai Lianli Chemical Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-08-02
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a special reaction kettle for triethyl aluminum trichloride, which comprises a kettle body, a vacuum pump and a water feeding pipe; the cauldron body is the form of irritating, charge pipe, overflow pipe, filler pipe, nitrogen adding pipe and pressure detector are being connected at cauldron body top, cauldron body center top is equipped with the motor, the motor links to each other with the controller, be equipped with the seal receptacle between motor and the cauldron body, the motor still links to each other with the pivot, the pivot is located the internal portion of cauldron, the lower part is equipped with the several paddle in the pivot, the vacuum pump is located the cauldron body and is close bottom department on one side, be equipped with discharge valve between vacuum pump and the cauldron body, the vacuum pump still links to each other with the blast pipe, the vacuum pump links to each other with the controller, cauldron body bottom is equipped with the blowing pipe, be equipped with the baiting valve on the blowing pipe, cauldron body bottom still is equipped with liquid level detector.

Description

Special reation kettle of aluminium triethyl trichloride

Technical Field

The utility model belongs to the technical field of reation kettle, concretely relates to special reation kettle of aluminium triethyl trichloride.

Background

Triethyl aluminium trichloride is a common chemical raw material, is mainly used for synthesizing reaction intermediates, polymerization catalysts and catalysts for aromatic derivative ammonification, is prepared by reaction of aluminium and chloroethane in industrial production, and is usually prepared by using a reaction kettle as a reaction vessel, and is easy to generate spontaneous combustion when contacting with air, so that great potential safety hazards exist. Current reation kettle prevents through replacement nitrogen gas that triethyl aluminium trichloride and air contact are easy, nevertheless carries out the air replacement through the mode of bleeding and adding nitrogen gas, and the replacement is inefficient, and is consuming time long, and nitrogen gas loss is big, and can not guarantee that the replacement is thorough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, providing a special reaction kettle for triethyl aluminum trichloride, having more thorough replacement and higher efficiency, and effectively saving nitrogen and reducing the production cost.

In order to achieve the above object, the utility model provides a following technical scheme: a special reaction kettle for triethyl aluminium trichloride comprises a kettle body, a vacuum pump and a water feeding pipe; the cauldron body is the form of irritating, charge pipe, overflow pipe, filler pipe, nitrogen adding pipe and pressure detector are being connected at cauldron body top, cauldron body center top is equipped with the motor, the motor links to each other with the controller, be equipped with the seal receptacle between motor and the cauldron body, the motor still links to each other with the pivot, the pivot is located the internal portion of cauldron, the lower part is equipped with the several paddle in the pivot, the vacuum pump is located the cauldron body and is close bottom department on one side, be equipped with discharge valve between vacuum pump and the cauldron body, the vacuum pump still links to each other with the blast pipe, the vacuum pump links to each other with the controller, cauldron body bottom is equipped with the blowing pipe, be equipped with the baiting valve on the blowing pipe, cauldron body bottom still is equipped with liquid level detector.

Preferably, the filling tube is equipped with the filling valve, overflow pipe top is equipped with the overflow valve, be equipped with the water valve on the filler pipe, be equipped with the valve of adding nitrogen on the pipe of adding nitrogen.

Preferably, the charging valve, the water valve, the nitrogen adding valve, the exhaust valve and the discharging valve are all electromagnetic valves and are connected with the controller.

Preferably, a humidity detector is arranged in the exhaust pipe and connected with the controller.

Preferably, the pressure detector and the liquid level detector are both connected to the controller.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the design is simple, the cost is low, and the production and the manufacture are easy; secondly, the air in the kettle body can be quickly replaced by pumping water and then emptying the water by using nitrogen, so that the efficiency is high, and the replacement is thorough; and thirdly, an automatic dehumidifying device is arranged, so that no liquid residue is left in the kettle body, and the reaction safety is ensured.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is the overall schematic diagram of the reaction kettle of the present invention.

In the figure: 1. the reactor comprises a kettle body, 2, a vacuum pump, 3, a water adding pipe, 4, a liquid level detector, 5, a sealing seat, 6, a feeding valve, 7, a feeding pipe, 8, an overflow pipe, 9, an overflow valve, 10, a motor, 11, a water valve, 12, a nitrogen adding pipe, 13, a nitrogen adding valve, 14, a pressure detector, 15, a rotating shaft, 16, a blade, 17, an exhaust pipe, 18, a humidity detector, 19, an exhaust valve, 20, a discharge valve, 21 and a discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, the present invention provides a technical solution: a special reaction kettle for triethyl aluminium trichloride comprises a kettle body 1, a vacuum pump 2 and a water feeding pipe 3; the cauldron body 1 is irritated the form, the filling tube 7, overflow pipe 8, filler pipe 3, nitrogen adding pipe 12 and pressure detector 14 are being connected at cauldron body 1 top, cauldron body 1 center top is equipped with motor 10, motor 10 links to each other with the controller, be equipped with seal receptacle 5 between motor 10 and the cauldron body 1, motor 10 still links to each other with pivot 15, pivot 15 is located cauldron body 1 inside, pivot 15 middle and lower parts are equipped with several oar piece 16, vacuum pump 2 is located cauldron body 1 and is close bottom department on one side, be equipped with discharge valve 19 between vacuum pump 2 and the cauldron body 1, vacuum pump 2 still links to each other with blast pipe 17, vacuum pump 2 links to each other with the controller, cauldron body 1 bottom is equipped with blowing pipe 21, be equipped with blowing valve 20 on the blowing pipe 21, cauldron body 1 bottom still is equipped with liquid level detector 4.

Specifically, filling tube 7 is equipped with filling valve 6, overflow pipe 8 top is equipped with overflow valve 9, be equipped with water valve 11 on the filler pipe 3, be equipped with on the filler pipe 12 and add nitrogen valve 13.

Specifically, the feed valve 6, the water valve 11, the nitrogen adding valve 13, the exhaust valve 19 and the discharge valve 20 are all electromagnetic valves and are all connected with the controller.

Specifically, a humidity detector 18 is arranged in the exhaust pipe 17, and the humidity detector 18 is connected with a controller.

In particular, the pressure detector 14 and the liquid level detector 4 are both connected with the controller

The working principle is as follows: opening an overflow valve 9, controlling a water valve 11 to be opened through a controller, putting water into the water until water overflows through an overflow pipe 8, closing the water valve 11 through the controller, closing the overflow valve 9, controlling a discharge valve 20 to be opened through the controller, connecting a discharge pipe 21 with the water pipe to recover the water in the kettle body 1, opening a nitrogen adding valve 13 through the controller, pumping nitrogen into the kettle body 1 through an air pump, occupying water and discharging the water, when a liquid level detector 4 detects water shortage, closing the discharge valve 20 through the controller, opening an exhaust valve 19 and a vacuum pump 2, discharging the nitrogen with high humidity in the kettle body 1, when a humidity detector 18 detects that the numerical value is reduced and keeps the numerical value unchanged for a long time, indicating that the kettle body 1 is dry, closing the nitrogen adding valve 13 through the controller, when a pressure detector 14 detects micro negative pressure, closing the exhaust valve 19 and the vacuum pump 2 through the controller, adding materials through a feed pipe 7, the motor 10 is started to react.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special reation kettle of triethyl aluminium trichloride, includes the cauldron body (1), vacuum pump (2) and filler pipe (3), its characterized in that: the kettle body (1) is in a pouring shape, the top of the kettle body (1) is connected with a feeding pipe (7), an overflow pipe (8), a water adding pipe (3), a nitrogen adding pipe (12) and a pressure detector (14), the top of the center of the kettle body (1) is provided with a motor (10), the motor (10) is connected with a controller, a sealing seat (5) is arranged between the motor (10) and the kettle body (1), the motor (10) is also connected with a rotating shaft (15), the rotating shaft (15) is positioned inside the kettle body (1), the middle lower part of the rotating shaft (15) is provided with a plurality of paddles (16), the vacuum pump (2) is positioned beside the position, close to the bottom, of the kettle body (1), an exhaust valve (19) is arranged between the vacuum pump (2) and the kettle body (1), the vacuum pump (2) is also connected with an exhaust pipe (17), the vacuum pump (2) is connected with the controller, a discharging pipe (21) is arranged at the bottom of the kettle body (1), the device is characterized in that a discharge valve (20) is arranged on the discharge pipe (21), and a liquid level detector (4) is further arranged at the bottom of the kettle body (1).

2. The special reaction kettle for triethyl aluminum trichloride according to claim 1, wherein: the filling pipe (7) is provided with a filling valve (6), the top of the overflow pipe (8) is provided with an overflow valve (9), the water valve (11) is arranged on the water feeding pipe (3), and the nitrogen feeding pipe (12) is provided with a nitrogen feeding valve (13).

3. The special reaction kettle for triethyl aluminum trichloride according to claim 2, wherein: the feed valve (6), the water valve (11), the nitrogen adding valve (13), the exhaust valve (19) and the discharge valve (20) are all electromagnetic valves and are connected with the controller.

4. The special reaction kettle for triethyl aluminum trichloride according to claim 1, wherein: a humidity detector (18) is arranged in the exhaust pipe (17), and the humidity detector (18) is connected with the controller.

5. The special reaction kettle for triethyl aluminum trichloride according to claim 1, wherein: the pressure detector (14) and the liquid level detector (4) are both connected with the controller.