CN218166966U

CN218166966U - Plug flow reactor

Info

Publication number: CN218166966U
Application number: CN202220712631.6U
Authority: CN
Inventors: 白岩; 韩艳霞; 温洪鹏
Original assignee: TIANJIN TIANDI CHUANGZHI TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: TIANJIN TIANDI CHUANGZHI TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-12-30
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a plug flow reactor, including end cover and body, end cover and body threaded connection, the end cover includes feed inlet and driving motor, body upper portion is equipped with the compounding funnel, the compounding funnel is connected with driving motor, compounding funnel below is equipped with the flow distribution plate, the equal-diameter curved reaction pipe is connected to the flow distribution plate below, be equipped with the catalyst in the curved reaction pipe, curved reaction pipe below is equipped with the material egress opening. The method of mixing materials in advance in the catalytic reaction is adopted, so that the reaction time is shortened, and the reaction rate is improved.

Description

Plug flow reactor

Technical Field

The utility model relates to a chemical equipment technical field especially relates to a plug flow reactor.

Background

The plug flow reactor is used as a continuous production reaction device, has extremely wide application in engineering, has great significance for improving the engineering reaction efficiency and realizing the fluidization technology, and the plug flow reactor in an ideal state does not have any back mixing, and the reaction speed of the plug flow reactor depends on the contact time or the contact area with a catalyst to a great extent, which is different from the essence of a batch reactor or a full-mixing reactor. Therefore, a new type of plug flow reactor is needed to improve the disadvantages of the existing plug flow reactor.

SUMMERY OF THE UTILITY MODEL

Therefore, the present invention is directed to a plug flow reactor, which adopts a method of mixing materials in advance in a catalytic reaction, shortens the reaction time, and improves the reaction rate.

In order to realize the above-mentioned purpose, the utility model discloses a plug flow reactor, including end cover and body, end cover and body threaded connection, the end cover includes feed inlet and driving motor, body upper portion is equipped with the compounding funnel, the compounding funnel is connected with driving motor, the compounding funnel below is equipped with the flow distribution plate, the curved reaction tube of equant footpath is connected to the flow distribution plate below, the catalyst is equipped with in the curved reaction tube, curved reaction tube below is equipped with the material egress opening.

Preferably, the mixing hopper is provided with a hopper cover, the hopper cover is provided with a semicircular rack, and the semicircular rack is connected with the driving motor through gear engagement.

Further preferably, a base is arranged at the bottom of the driving motor and connected with the cylinder, and the cylinder is fixedly installed on the end cover.

Further preferably, the middle part of the body is provided with a separation plate, and the separation plate is sleeved above the bending reaction tube.

Further preferably, a temperature control liquid inlet is formed in the bottom of the body, and a temperature control liquid outlet is formed below the isolation plate in the middle of the body.

Further preferably, the temperature control liquid is heating oil.

Further preferably, the temperature control liquid is cooling water.

Further preferably, the feed inlets include a first feed inlet and a second feed inlet, the first feed inlet is arranged on the end cover, the second feed inlet is arranged on the funnel cover, corresponds to the first feed inlet in position, and has the same size.

Further preferably, the end cover is provided with a first feeding cover, and the first feeding cover is connected with the first feeding hole in a buckling mode.

Preferably, the funnel cover is provided with a second feeding cover, and the second feeding cover is in threaded connection with the second feeding hole.

Compared with the prior art, the plug flow reactor disclosed by the application has at least the following advantages:

1. the method of mixing materials in advance and then carrying out catalytic reaction by adopting a mixing hopper shortens the reaction time and improves the reaction rate.

2. Set up the reaction tube into crooked formula reaction tube, increased the flow path of material, avoided simultaneously carrying out physics extension with the retort, guarantee to a certain extent that the material can not back mix, simultaneously, guarantee that the material carries out abundant reaction.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic top view of the body of the present invention.

Fig. 3 isbase:Sub>A sectional view of the bodybase:Sub>A-base:Sub>A shown in fig. 2 according to the present invention.

In the figure:

1. an end cap; 2. a body; 3. a first feed port; 302. a second feed port; 4. a drive motor; 5. a material mixing funnel; 501. a stirring rod; 6. a splitter plate; 7. a curved reaction tube; 8. a funnel cover; 9. a semicircular rack; 10. a gear; 11. a base; 12. a cylinder; 13. a separator plate; 14. a temperature-controlled liquid inlet; 15. and a temperature control liquid outlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the utility model provides a plug flow reactor that embodiment of an aspect provided, including end cover 1 and body 2, end cover 1 and 2 threaded connection of body, end cover 1 includes feed inlet 3 and driving motor 4, 2 upper portions of body are equipped with mixing funnel 5, mixing funnel 5 is connected with driving motor 4, mixing funnel 5 below is equipped with flow distribution plate 6, the bending type reaction pipe 7 of equant footpath is connected to flow distribution plate 6 below, be equipped with the catalyst in the bending type reaction pipe 7, bending type reaction pipe 7 below is equipped with the material egress opening.

The mixing hopper 5 is provided with a hopper cover 8, the hopper cover 8 is provided with a semicircular rack 9, and the semicircular rack 9 is meshed and connected with the driving motor 4 through a gear 10.

The bottom of the driving motor 4 is provided with a base 11, the base 11 is connected with a cylinder 12, and the cylinder 12 is fixedly installed on the end cover 1.

The middle part of the body 2 is provided with a separation plate 13, and the separation plate 13 is sleeved above the bending reaction tube 7.

The bottom of the body 2 is provided with a temperature control liquid inlet 14, and a temperature control liquid outlet 15 is arranged below the middle isolation plate 13 of the body 2. The temperature control liquid can be heating oil or cooling water.

The feed inlet 3 comprises a first feed inlet 3 and a second feed inlet 301, the first feed inlet 3 is arranged on the end cover 1, and the second feed inlet 301 is arranged on the funnel cover 8, corresponds to the first feed inlet 3 in position and has the same size.

The end cover 1 is provided with a first feeding cover, and the first feeding cover is connected with the first feeding hole 3 in a buckling mode.

And a second feeding cover is arranged on the funnel cover 8 and is in threaded connection with the second feeding hole 301.

In a specific embodiment of the utility model, during installation, the upper end of the bending reaction tube 7 is firstly installed on the splitter plate through a screw thread, the splitter plate is provided with a threaded hole which can accommodate the bending reaction tube 7 to pass through, then the isolation plate is sleeved outside the bending reaction tube 7 and is installed on the side wall inside the body through the screw thread, a sealing rubber ring is arranged below the isolation plate, finally the mixing funnel 5 is placed above the splitter plate 6, the mixing funnel 5 is provided with a convex edge, the upper part of the body is provided with a boss, the convex edge of the mixing funnel 5 is placed on the boss, and the funnel cover 8 covers the mixing funnel 5; the lower part of the funnel cover 8 is fixedly provided with a stirring rod 501, the upper part is provided with a semicircular rack 9, and the semicircular rack 9 is meshed and connected with the driving motor 4 through a gear 10. The hopper cover is characterized in that a groove 901 is formed beside a semicircular rack 9, a gear 10 and the rack are meshed to slide in the groove 901, a rotating shaft fixedly connected with an end cover is arranged above a hopper cover 8, a driving motor 4 is arranged on the end cover, the end cover is connected with a body through threads, or a raised edge is arranged above the body, the end cover is connected with the raised edge through a buckle, and an air cylinder is arranged on the end cover.

When the device is used, a catalyst is placed into the bent reaction tube 7, the bottom of the bent reaction tube 7 is coated with a filter film, the catalyst is prevented from leaking, the first feed port and the second feed port are opened, the first feed port and the second feed port are connected through the feed pipe, the material is fed into the second feed port through the feed pipe, the first feed cover and the second feed cover are well covered, when the driving motor drives the gear to rotate, the gear rotates to drive the semicircular rack 9 to rotate, therefore, the funnel cover and the stirring rod rotate along with the rotation, when the end part of the semicircular rack 9 is rotated, the cylinder drives the semicircular rack to slightly push forward for a certain distance, the radian of the end part of the rack is large, therefore, the tooth pitch of the rack is deviated compared with other positions, the gear slippage is easily caused, the cylinder is adopted to push the driving motor, the gear is driven to rapidly bend, the gear continuously rotates the semicircular rack 9 to rotate towards the opposite direction, and the funnel cover and the stirring rod are driven to do reciprocating rotary motion. The mixed materials flow into the bent reaction tube 7 through the splitter plate, and start to react under the action of the catalyst, and a plurality of bent reaction tubes 7 can be arranged and flow out from the bottom after passing through the bent reaction tubes 7.

In order to accelerate the reaction rate, when the reaction is carried out in the bending reaction tube 7, heating oil or cooling water can be added into a temperature control liquid inlet 14 at the lower part of the reactor body, and the reaction process is accelerated in a heating or cooling environment, and a temperature control liquid outlet 15 is arranged below a middle partition plate 13 of the reactor body 2.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a plug flow reactor, a serial communication port, including end cover and body, end cover and body threaded connection, the end cover includes feed inlet and driving motor, body upper portion is equipped with the compounding funnel, the compounding funnel is connected with driving motor, compounding funnel below is equipped with the flow distribution plate, the bending type reaction tube of equant footpath is connected to the flow distribution plate below, the catalyst is equipped with in the bending type reaction tube, bending type reaction tube below is equipped with the material egress opening.

2. The plug flow reactor according to claim 1, wherein a funnel cover is arranged on the mixing funnel, a semicircular rack is arranged on the funnel cover, and the semicircular rack is meshed with a driving motor through a gear.

3. The plug flow reactor according to claim 2, wherein the bottom of the driving motor is provided with a base, the base is connected with a cylinder, and the cylinder is fixedly installed on the end cover.

4. The plug flow reactor of claim 1 wherein the body has a separator in the middle, the separator being disposed over the curved reactor tube.

5. The plug flow reactor of claim 4 wherein the bottom of the body is provided with a temperature controlled liquid inlet and the middle of the body is provided with a temperature controlled liquid outlet below the baffle plate.

6. The plug flow reactor of claim 5 wherein the temperature control liquid is heating oil.

7. The plug flow reactor of claim 5 wherein the temperature control liquid is cooling water.

8. The plug flow reactor of claim 2 wherein the feed inlets comprise a first feed inlet and a second feed inlet, the first feed inlet is disposed on the end cap, and the second feed inlet is disposed on the funnel cap and corresponds to the first feed inlet in position and is equal in size.

9. The plug flow reactor of claim 8 wherein the end cap has a first feed cap that is snap fit to the first feed inlet.

10. The plug flow reactor of claim 8 wherein the funnel cap is provided with a second feed cap, the second feed cap being in threaded connection with the second feed inlet.