CN215138322U

CN215138322U - Carbon disulfide gas recovery device is used in production of cangrelor

Info

Publication number: CN215138322U
Application number: CN202120817553.1U
Authority: CN
Inventors: 任纪纯; 李彦山
Original assignee: Xinxiang Kexin Chemical Co ltd
Current assignee: Xinxiang Kexin Chemical Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-14
Anticipated expiration: 2031-04-21

Abstract

The utility model relates to a cangrelor production is with gaseous recovery unit of carbon disulfide, including filter equipment, one-level condensing equipment, one-level distillation plant, drying device, second grade condensing equipment, all be equipped with the pipe that is used for admitting air and gives vent to anger on each device, connect through connecting device between two adjacent pipes, install first seal ring at the pipe inner wall, the pipeline along radial extension that both ends face set up about the interconnection takeover includes first ring flange and first ring flange, the surface of pipe is provided with fastener, fastens through fastener and the first ring flange at both ends about the screw with first ring flange, and mutual extrusion produces deformation extension and compression between interconnection takeover and the seal ring this moment, it is inseparable seamless between pipe inner wall and interconnection takeover and the seal ring, and sealed effect is better.

Description

Carbon disulfide gas recovery device is used in production of cangrelor

Technical Field

The utility model relates to a chemical industry field gas recovery unit especially relates to a cangrelor production is with carbon disulfide gas recovery unit.

Background

Cangrelor can be used for treating acute coronary syndromes and can also be used as a quick-acting antithrombotic drug for intravenous injection, carbon disulfide is used as a reaction reagent in the preparation process of cangrelor and is colorless liquid at normal temperature and is gas when the temperature exceeds 46.5 ℃, the carbon disulfide is a broad enzyme inhibitor and has a cytotoxic effect, so that waste gas generated in the production process of cangrelor cannot be directly discharged to the outside, a filtering device, a primary condensing device, a primary distilling device, a drying device and a distilling device are used in the recovery process of carbon disulfide gas, round pipes for gas inlet and outlet are arranged on each device, two adjacent round pipes are connected through a connecting device, the existing connecting device is not strong enough in tightness, and leakage is easy to occur to cause danger.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cangrelor production is with carbon disulfide gas recovery device to solve the untight problem of connection of pipe between the carbon disulfide gas recovery in-process in the current cangrelor production process waste gas each device.

The utility model discloses a cangrelor production is with carbon disulfide gas recovery unit adopts following technical scheme: a carbon disulfide gas recovery device for cangrelor production comprises a filtering device, a primary condensing device, a distilling device, a drying device and a secondary condensing device, wherein round pipes for air inlet and outlet are arranged on each device, two adjacent round pipes are connected through a connecting device, the connecting device comprises an inner connecting pipe, the inner connecting pipe comprises a pipeline extending in the left-right direction and a first flange plate coaxially arranged at the middle position of the outer side of the pipeline, the inner connecting device is of a structure which is bilaterally symmetrical relative to the first flange plate, the pipeline at one end of the first flange plate is a first conical frustum, one end, far away from the first flange plate, of the first conical frustum is small in size, a first sealing gasket is arranged at the position, close to the port of the round pipe, of the inner wall of the round pipe, and the inner hole of the first sealing gasket is a second conical frustum which is equal to and parallel to the bus of the first conical frustum, the maximum diameter of the second truncated cone is smaller than that of the first truncated cone, the inner wall of the circular tube is provided with a stop ring, the stop ring is positioned at one end, away from the first flange, of the first sealing washer, fastening devices for connecting with the first flange are installed at the left end and the right end of the first flange on the outer wall of the circular tube, the left end and the right end of the inner connecting tube are inserted into the circular tube during connection, the fastening devices at the left end and the right end of the first flange are fastened with the first flange through bolts, the inner connecting tube extrudes the first gasket sealing washer to seal one end of the fastening devices, namely the second flange matched with the first flange, one end, away from the first flange, of the second flange is provided with a cylinder extending along the left-right direction, one end, away from the second flange, of the cylinder is provided with a threaded hole, and the circular tube is provided with a groove corresponding to the threaded hole, the jackscrew penetrates through the threaded hole and tightly pushes the groove to fix the fastening device on the circular tube, a second sealing washer is arranged between the surface of the circular tube and the fastening device, a third sealing washer is arranged between the second flange and the first flange, the first sealing washer, the second sealing washer and the third sealing washer are integrated into a whole, and a triangular protrusion is arranged between the stop part of the inner wall of the circular tube and the cross section of the circular tube to increase the fastening performance between the first sealing washer and the circular tube.

When the utility model is operated, the integrated sealing washer is inserted into the round pipe, the fastening device is fixedly arranged on the outer wall of the round pipe through a plurality of jackscrews, and the fastening device is fixed by using the jackscrews, so that the damage to the round pipe can be reduced; the inner connecting pipe is inserted into the circular pipe, the fastening device is connected with the first flange plate through the bolts, the circular pipe on two sides moves towards the middle along with the fastening of the bolts, at the moment, the inner connecting pipe and the sealing washer are mutually extruded to generate deformation extension and compression, the inner wall of the circular pipe, the inner connecting pipe and the sealing washer are tight and seamless, and the sealing effect is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of an embodiment of a carbon disulfide gas recovery device for cangrelor production of the present invention;

fig. 2 is a schematic structural diagram of a round pipe installation process in a carbon disulfide gas recovery device for cangrelor production according to the present invention;

fig. 3 is a schematic structural diagram of the installation of the round tube in the carbon disulfide gas recovery device for cangrelor production according to the present invention;

1. an air inlet; 2. a filtration device; 3. a connecting device; 4. a primary condensing unit; 5. a distillation apparatus; 6. a drying device; 7. a secondary condensing unit; 8. a liquid outlet; 9. a circular tube; 310. an internal connection pipe; 311. a pipeline; 312. a first flange plate; 320. a fastening device; 321. a second flange plate; 322. a cylinder; 323. carrying out top thread; 324. a threaded hole; 325. a groove; 330. A sealing gasket; 331. a first sealing gasket washer; 332. a second sealing gasket; 333. a third sealing gasket; 340. a bolt; 350. a stop ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model relates to an embodiment of a carbon disulfide gas recovery unit for cangrelor production, as shown in figures 1-3, a carbon disulfide gas recovery unit for cangrelor production, including air inlet 1, filter equipment 2, primary condensing equipment 4, distillation plant 5, drying device 6, secondary condensing equipment 7, all be equipped with the pipe 9 that is used for admitting air and giving vent to anger on each device, connect through connecting device 3 between two adjacent pipes 9, connecting device includes interconnection pipe 310, interconnection pipe 310 includes pipeline 311 and the coaxial first ring flange 312 that sets up the intermediate position outside pipeline 311 that extends along left and right directions, interconnection pipe 310 is for the structure of bilateral symmetry relative to first ring flange 312, the pipeline of first ring flange 312 one end is first circular cone platform, first circular cone platform is located the one end that keeps away from first ring flange 312 is small in size, a first sealing washer 331 is arranged at a position, close to a port of the circular tube 9, of the inner wall of the circular tube 9, an inner hole of the first sealing washer 331 is a second circular truncated cone which is equal to and parallel to a generatrix of the first circular truncated cone, the maximum diameter of the second circular truncated cone is smaller than that of the first circular truncated cone, a stop ring 350 is arranged on the inner wall of the circular tube 9, the stop ring 350 is positioned at one end, away from the first flange 312, of the first sealing washer 331, fastening devices 320 for connecting with the first flange 312 are arranged at the left end and the right end of the first flange 312 on the outer wall of the circular tube 9, one end of each fastening device 320 is a second flange 321 which is matched with the first flange 312, one end, away from the first flange 312, of the second flange 321 is provided with a cylinder 322 which extends in the left-right direction, and one end, away from the second flange 321, is provided with a threaded hole 324, the round tube 9 is provided with a groove 325 corresponding to the threaded hole 324, the jackscrew 323 passes through the threaded hole 324 and the groove 325 to jack tightly to fix the fastening device 320 on the round tube 9, a second sealing washer 332 is arranged between the surface of the circular tube 9 and the fastening device 320, a third sealing gasket ring 333 is arranged between the second flange 321 and the first flange 312, the first sealing washer 333, the second sealing washer 337, and the third sealing washer 338 are integrated into a sealing washer 330, the left and right ends of the inner connecting pipe 310 are inserted into the circular pipe 9 during connection, the fastening devices 320 at the left and right ends of the first flange 312 are fastened with the first flange 312 through the bolts 340, the inner connecting pipe 310 presses the first sealing washer 331 to realize sealing, a triangular protrusion 360 is arranged between the inner wall stop ring 350 of the circular tube 9 and the cross section of the circular tube 9 to increase the tightness between the first sealing ring 331 and the circular tube 9.

When the utility model is operated, the integrated sealing washer 330 is inserted into the round tube 9, the fastening device 320 is fixedly arranged on the outer wall of the round tube 9 through the jackscrews 323, and the damage to the round tube 9 can be reduced by fixing the fastening device 320 through the jackscrews 323; the inner connecting pipe 310 is inserted into the circular pipe 9, the fastening device 320 is connected with the first flange 312 through the plurality of bolts 340, the circular pipe 9 on two sides moves towards the middle along with the fastening of the bolts 340, at the moment, the inner connecting pipe 310 and the sealing washer 330 are mutually extruded to generate deformation extension and compression, the inner wall of the circular pipe 9, the inner connecting pipe 310 and the sealing washer 330 are tight and seamless, and the sealing effect is better.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cangrelor production is with gaseous recovery unit of carbon disulfide, includes filter equipment, one-level condensing equipment, a distillation plant, drying device, second grade condensing equipment, all is equipped with the pipe that is used for admitting air and giving vent to anger on each device, connects its characterized in that through connecting device between two adjacent pipes: the connecting device comprises an inner connecting pipe, the inner connecting pipe comprises a pipeline extending along the left-right direction and a first flange plate coaxially arranged at the middle position of the outer side of the pipeline, the inner connecting pipe is of a structure which is bilaterally symmetrical relative to the first flange plate, the pipeline at one end of the first flange plate is a first circular truncated cone, the size of one end, away from the first flange plate, of the first circular truncated cone is small, a first sealing washer is arranged at the position, close to the end port of the circular pipe, of the inner wall of the circular pipe, an inner hole of the first sealing washer is a second circular truncated cone which is equal to and parallel to a generatrix of the first circular truncated cone, the maximum diameter size of the second circular truncated cone is smaller than that of the first circular truncated cone, a stop ring is arranged on the inner wall of the circular pipe and is located at one end, away from the first flange plate, and fastening devices for connecting with the first flange plate are arranged at the left end and the right end of the first flange plate on the outer wall of the circular pipe, during connection, the left end and the right end of the inner connecting pipe are inserted into the circular pipes, the fastening devices at the left end and the right end of the first flange plate are fastened with the first flange plate through bolts, and the inner connecting pipe extrudes the first gasket sealing washer to realize sealing.

2. The apparatus for recovering carbon disulfide gas for cangrelor production according to claim 1, wherein: the clamping device is characterized in that one end of the clamping device is a second flange matched with the first flange, a cylinder extending in the left-right direction is arranged at one end, far away from the first flange, of the second flange, a threaded hole is formed in one end, far away from the second flange, of the cylinder, a groove corresponding to the threaded hole is formed in the cylinder, and a jackscrew penetrates through the threaded hole and the groove to jack up the clamping device to be fixed on the cylinder.

3. The apparatus for recovering carbon disulfide gas for cangrelor production according to claim 2, wherein: and a second sealing washer is arranged between the surface of the round pipe and the fastening device.

4. The apparatus for recovering carbon disulfide gas for cangrelor production according to claim 2, wherein: and a third sealing washer is arranged between the second flange plate and the first flange plate.

5. The apparatus for recovering carbon disulfide gas for cangrelor production according to claim 4, wherein: the first sealing washer, the second sealing washer and the third sealing washer are integrated.

6. The apparatus for recovering carbon disulfide gas for cangrelor production according to claim 1, wherein: a triangular protrusion is arranged between the stop part of the inner wall of the circular tube and the cross section of the circular tube so as to increase the tightness between the first sealing ring and the circular tube.