CN216282850U - Cooling device is used in phosphorus trichloride production - Google Patents

Abstract

The utility model discloses a cooling device for phosphorus trichloride production, which comprises a gas flow dividing pipe and a liquid collecting pipe, wherein the flow dividing pipe group comprises a plurality of groups of parallel gas guide flat pipes, the upper part and the lower part of the flow dividing pipe group are fixedly provided with cooling components, and each cooling component comprises two groups of heat guide bent pipe seats, a first cooling bent pipe and a second cooling bent pipe. This application is through gaseous shunt tubes, the liquid collecting pipe, the design of reposition of redundant personnel nest of tubes and cooling module isotructure of constituteing by a plurality of groups air guide flat tubes, from the gaseous leading-in pipe and the gaseous shunt tubes reposition of redundant personnel gas of leading-in air guide flat tube, at the heat absorption in-process gas condensation of upper and lower cooling bend and heat conduction elbow seat be liquid, the flat pipe that adopts this device can obtain better gas cooling effect with cooling module's upper and lower contact heat conduction mode, the cooling module of this device makes this cooling device dismantlement maintenance or installation that can convenient and fast with the mounting means of reposition of redundant personnel nest of tubes simultaneously, be different from conventional integral cooler.

Description

Cooling device is used in phosphorus trichloride production

Technical Field

The utility model relates to the technical field of phosphorus trichloride production equipment, in particular to a cooling device for phosphorus trichloride production.

Background

Phosphorus trichloride is an inorganic substance with chemical formula of PCl₃It is a raw material for preparing trichlorphon, dichlorvos, methamidophos, acephate, phosphorus oxychloride, phosphorous acid, triphenyl phosphate and tricresyl phosphate. At present, the production of phosphorus trichloride usually comprises introducing dry chlorine into a mixed solution of phosphorus and phosphorus trichloride to generate gaseous phosphorus trichloride, and then distilling, refining and cooling the gaseous phosphorus trichloride to obtain phosphorus trichloride liquid. Generally adopt shell and tube type heat exchanger or jacket cooler etc. to carry out phosphorus trichloride and convert liquid cooling process into by the gaseous state, however this type of cooler often is integral cooling arrangement, and the dismouting to these equipment is maintained often comparatively troublesome, and at long-term industrial use's in-process, the cooling effect of equipment often can worsen, makes things convenient for the holistic dismouting of cooling device to maintain simultaneously in order to obtain better heat transfer cooling effect, therefore we need provide a cooling device for phosphorus trichloride production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cooling device for phosphorus trichloride production, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a cooling device is used in phosphorus trichloride production, includes gaseous shunt tubes and liquid collecting pipe, through reposition of redundant personnel nest of tubes intercommunication between gaseous shunt tubes and the liquid collecting pipe, reposition of redundant personnel nest of tubes includes a plurality of groups parallel arrangement's air guide flat pipe, the equal fixed mounting in the upper and lower part of reposition of redundant personnel nest of tubes has cooling module, cooling module includes two sets of heat conduction return bend seats, first cooling bend and second cooling bend are installed respectively on upper and lower two sets of heat conduction return bend seats, and upper and lower two sets of heat conduction return bend seats laminate respectively in the upper surface and the lower surface of reposition of redundant personnel nest of tubes, liquid collecting pipe's one end intercommunication has the liquid discharge pipe, install the liquid pump on the liquid discharge pipe.

Preferably, the gas shunt pipe is fixedly communicated with a gas inlet pipe and is provided with at least two groups of communicating inlets, and a reinforcing pipe sleeve is sleeved at the connecting position of the gas shunt pipe and the gas inlet pipe.

Preferably, the two groups of heat conduction elbow seats are provided with an elbow groove and an elbow clamp, and the first cooling elbow and the second cooling elbow are located in the elbow groove and are locked and fixed through the elbow clamp.

Preferably, the first cooling elbow and the second cooling elbow are arranged in an up-down alignment manner, the cooling water inlet pipes of the first cooling elbow and the second cooling elbow are located at the same end, and the cooling water outlet pipes of the first cooling elbow and the second cooling elbow are located at the same other end.

Preferably, two groups of mounting brackets are arranged at the front end and the rear end of the gas shunt pipe and the liquid collecting pipe, and the cooling assembly is mounted on the two groups of mounting brackets.

Preferably, the upper and lower surfaces of the plurality of groups of air guide flat tubes are both set as smooth contact surfaces, and the bottom surfaces of the two groups of heat conduction elbow seats, which are in contact with the air guide flat tubes, are also set as smooth contact surfaces.

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

through the gaseous shunt tubes, the liquid collecting pipe, the design of reposition of redundant personnel nest of tubes and cooling module isotructure of constituteing by a plurality of groups of air guide flat tubes, from the gaseous of the leading-in air guide flat tube of gaseous induction pipe and gas shunt tubes reposition of redundant personnel, the heat absorption in-process gas condensation of cooling bend and heat conduction elbow seat in upper and lower side is liquid, the flat pipe that adopts this device can obtain better gas cooling effect with cooling module's upper and lower contact heat conduction mode, the cooling module of this device makes this cooling device dismantlement maintenance or installation that can convenient and fast with the mounting means of reposition of redundant personnel nest of tubes simultaneously, be different from the integral cooler of conventionality.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of a portion of the structure of the present invention.

In the figure: 1. a gas shunt tube; 2. a liquid collection tube; 3. mounting a bracket; 4. a cooling assembly; 5. a shunt tube group; 6. a first cooling bend; 7. bending a pipe clamp; 8. a gas introduction pipe; 9. reinforcing the pipe sleeve; 10. a liquid discharge pipe; 11. a liquid pump; 12. a cooling water inlet pipe; 13. a cooling water outlet pipe; 14. a heat conductive elbow seat; 15. an air guide flat pipe; 16. a second cooling bend.

Detailed Description

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the utility model, and are not intended to limit the utility model.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment:

the utility model provides a cooling device is used in phosphorus trichloride production, includes gaseous shunt tubes 1 and liquid collecting pipe 2, through the 5 intercommunications of reposition of redundant personnel nest of tubes between gaseous shunt tubes 1 and the liquid collecting pipe 2, reposition of redundant personnel nest of tubes 5 includes a plurality of groups parallel arrangement's flat air guide tube 15, the equal fixed mounting in the upper and lower part of reposition of redundant personnel nest of tubes 5 has cooling module 4, cooling module 4 includes two sets of heat conduction elbow seats 14, first cooling elbow 6 and second cooling elbow 16 install respectively on upper and lower two sets of heat conduction elbow seats 14, and upper and lower two sets of heat conduction elbow seats 14 laminate respectively in the upper surface and the lower surface of reposition of redundant personnel nest of tubes 5, the one end intercommunication of liquid collecting pipe 2 has liquid discharge pipe 10, install liquid pump 11 on the liquid discharge pipe 10.

During actual operation, shunt the gas of leading-in air guide flat pipe 15 from gas induction pipe 8 and gas shunt tubes 1, the heat absorption in-process gas condensation of upper and lower cooling bend and heat conduction elbow seat 14 is liquid, the flat pipe that adopts this device can obtain better gas cooling effect with cooling module's upper and lower contact heat conduction mode, but the cooling module 4 of this device makes this cooling device convenient and fast dismantle with the mounting means of reposition of redundant personnel nest of tubes 5 simultaneously and maintain or install, be different from the integral cooler of conventionality.

The gas shunt pipe 1 is fixedly communicated with a gas inlet pipe 8 and is provided with at least two groups of communicating inlets, and a reinforcing pipe sleeve 9 is sleeved at the connecting position of the gas shunt pipe 1 and the gas inlet pipe 8; the reinforcing pipe sleeve 9 is used for sleeving and reinforcing the joint of the pipelines, so that a better sealing effect is obtained, and the leakage of phosphorus trichloride gas is prevented; the two groups of heat conduction elbow seats 14 are respectively provided with an elbow groove and an elbow clamp 7, and the first cooling elbow 6 and the second cooling elbow 16 are both positioned in the elbow groove and are locked and fixed through the elbow clamp 7; the first cooling bend 6 and the second cooling bend 16 are mounted in the form of a bend groove and a bend clamp 7.

First cooling return bend 6 and second cooling return bend 16 are upper and lower alignment setting, cooling water inlet pipe 12 of first cooling return bend 6 and second cooling return bend 16 is located same end, cooling water outlet pipe 13 of first cooling return bend 6 and second cooling return bend 16 is located same end in addition, and cooling water inlet pipe 12 sets up to same end with cooling water outlet pipe 13, then can conveniently set up simultaneously in first cooling return bend 6 and the second cooling return bend 16 cooling medium get into and discharge simultaneously from top to bottom.

Two groups of mounting brackets 3 are arranged at the front end and the rear end of the gas shunt pipe 1 and the liquid collecting pipe 2, and the cooling component 4 is mounted on the two groups of mounting brackets 3; the upper and lower surfaces of the air guide flat tubes 15 are smooth contact surfaces, and the bottom surfaces of the two groups of heat conduction elbow seats 14, which are in contact with the air guide flat tubes 15, are also smooth contact surfaces; by setting the contact surfaces of the heat conducting elbow seat 14 and the air conducting flat tube 15 as cooling surfaces, a better heat conducting and exchanging effect can be obtained when in contact, thereby promoting the cooling effect of the device.

The control mode of the present application document is automatically controlled by a controller, and the control circuit of the controller can be realized by simple programming of a person skilled in the art, which belongs to the common knowledge in the field, and the present application document is mainly used for protecting the shape and the structure thereof, so the present application document does not explain the control mode and the circuit connection in detail, and the device supplies power by an external power supply.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a cooling device is used in phosphorus trichloride production, includes gaseous shunt tubes (1) and liquid collecting pipe (2), its characterized in that: the gas collecting pipe is characterized in that the gas dividing pipe (1) and the liquid collecting pipe (2) are communicated with each other through a dividing pipe group (5), the dividing pipe group (5) comprises a plurality of groups of parallel air guide flat pipes (15), the upper portion and the lower portion of the dividing pipe group (5) are fixedly provided with cooling assemblies (4), each cooling assembly (4) comprises two groups of heat guide bent pipe seats (14), a first cooling bent pipe (6) and a second cooling bent pipe (16), the first cooling bent pipe (6) and the second cooling bent pipe (16) are respectively installed on the upper heat guide bent pipe seat (14) and the lower heat guide bent pipe seat (14), the upper heat guide bent pipe seat (14) and the lower heat guide bent pipe seat (14) are respectively attached to the upper surface and the lower surface of the dividing pipe group (5), one end of the liquid collecting pipe (2) is communicated with a liquid discharging pipe (10), and a liquid pump (11) is installed on the liquid discharging pipe (10).

2. The cooling device for phosphorus trichloride production according to claim 1, wherein: the gas shunt pipe (1) is fixed with gas inlet pipe (8) and is provided with at least two sets of intercommunication entries, the hookup location cover of gas shunt pipe (1) and gas inlet pipe (8) is established and is installed reinforcement pipe box (9).

3. The cooling device for phosphorus trichloride production according to claim 1, wherein: and the two groups of heat conduction bent pipe seats (14) are provided with bent pipe grooves and bent pipe clamps (7), and the first cooling bent pipe (6) and the second cooling bent pipe (16) are positioned in the bent pipe grooves and are locked and fixed through the bent pipe clamps (7).

4. The cooling device for phosphorus trichloride production according to claim 3, wherein: the first cooling elbow (6) and the second cooling elbow (16) are arranged in an up-down alignment mode, the cooling water inlet pipe (12) of the first cooling elbow (6) and the cooling water inlet pipe (12) of the second cooling elbow (16) are located at the same end, and the cooling water outlet pipe (13) of the first cooling elbow (6) and the cooling water outlet pipe (13) of the second cooling elbow (16) are located at the other same end.

5. The cooling device for phosphorus trichloride production according to claim 1, wherein: two sets of installing supports (3) are arranged at the front end and the rear end of the gas shunt pipe (1) and the liquid collecting pipe (2), and the cooling assembly (4) is installed on the two sets of installing supports (3).

6. The cooling device for phosphorus trichloride production according to claim 1, wherein: the upper and lower surfaces of the air guide flat tubes (15) are smooth contact surfaces, and the bottom surfaces of the two groups of heat conduction bent tube seats (14) which are in contact with the air guide flat tubes (15) are also smooth contact surfaces.

Images