CN214636240U

CN214636240U - Multi-section continuous radial reactor

Info

Publication number: CN214636240U
Application number: CN202120457567.7U
Authority: CN
Inventors: 梁康荣; 谢乐滨; 刘杰; 谢昀峰
Original assignee: Nanjing Kekai New Material Co ltd
Current assignee: Nanjing Kekai New Material Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-11-09
Anticipated expiration: 2031-03-03

Abstract

The utility model relates to a chemical industry equipment technical field just discloses a continuous radial reactor of multistage, including lower casing and last casing, the fixed intercommunication of lateral wall of casing downside has the heat pipe of advancing down, the fixed intercommunication of lateral wall of going up the casing upside has a heat pipe, the fixed intercommunication of the left lateral wall of last casing has the intake pipe, the fixed intercommunication of lateral wall on casing right side has the outlet duct down, the equal fixedly connected with otter board of inner wall of casing and last casing, two down be provided with same grizzly between the otter board. The utility model is simple in operation convenient, the effectual change efficiency that improves the continuous radial reactor catalyst of multistage.

Description

Multi-section continuous radial reactor

Technical Field

The utility model relates to a chemical industry equipment technical field especially relates to a continuous radial reactor of multistage.

Background

The multi-section continuous radial reactor is a common device for chemical production, is a reactor with a gas flow direction vertical to the axial direction of the device, is mostly used for gas-solid catalytic reaction and also used for non-catalytic reaction.

When the existing multi-section continuous radial reactor is used, the catalyst inside the reactor is gradually ineffective after being used for a long time, and the catalyst needs to be replaced in time, but the existing reactor is inconvenient to replace due to structural integration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the catalyst of a multi-section continuous radial reactor in the prior art is more slippery and inconvenient, and providing the multi-section continuous radial reactor.

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

a multi-section continuous radial reactor comprises a lower shell and an upper shell, wherein the side wall of the lower side of the lower shell is fixedly communicated with a heat inlet pipe, the side wall of the upper side of the upper shell is fixedly communicated with a heat outlet pipe, the side wall of the left side of the upper shell is fixedly communicated with an air inlet pipe, the side wall of the right side of the lower shell is fixedly communicated with an air outlet pipe, the inner walls of the lower shell and the upper shell are fixedly connected with net plates, the same net grid is arranged between the two net plates, a catalyst is filled in the net grid, an internal thread sleeve is movably sleeved on the outer wall of the upper shell close to the lower end, a sliding hole is formed in the side wall of the upper side of the internal thread sleeve, the upper shell penetrates through the bottom of the internal thread sleeve through the sliding hole, an external thread pipe is fixedly sleeved on the outer wall of the lower shell close to the upper end, the internal thread sleeve is sleeved outside the external thread pipe, and a limiting ring is fixedly connected with the outer wall of the upper shell, the spacing ring is located the internal thread sleeve, the external diameter of spacing ring is greater than the aperture of sliding hole, the lateral wall fixedly connected with closing plate of casing upside down, the seal groove has been seted up to the lateral wall of upper casing downside, the tank bottom fixedly connected with seal ring of seal groove, two push rods of internal thread sleeve's outer wall symmetry fixedly connected with.

Preferably, the outer wall of the lower shell is fixedly connected with a handle, and an anti-skid sleeve is fixedly sleeved outside the handle.

Preferably, the side wall of the lower side of the upper shell is symmetrically and fixedly connected with two positioning blocks, and the side wall of the upper side of the lower shell is provided with two positioning grooves.

Preferably, a plurality of clamping grooves are formed in the side walls of the two opposite sides of the mesh plates, and the upper end and the lower end of the grid are inserted into the clamping grooves.

Preferably, the outer walls of the lower shell and the upper shell are fixedly connected with mounting plates, and pin holes are formed in the side walls of the mounting plates on the lower sides.

Preferably, a plurality of fixture blocks are fixedly connected to the vertical side wall of the grid.

Compared with the prior art, the utility model provides a continuous radial reactor of multistage possesses following beneficial effect:

the multistage continuous radial reactor comprises a lower shell, an upper shell, a heat inlet pipe, a heat outlet pipe, an air inlet pipe, an air outlet pipe, a screen plate, a grid, a catalyst, an internal thread sleeve, a sliding hole, an external thread pipe, a limiting ring, a sealing plate, a sealing groove, a sealing washer and push rods, wherein the lower shell, the heat inlet pipe, the heat outlet pipe, the screen plate, the grid, the catalyst, the internal thread sleeve, the sliding hole, the external thread pipe, the limiting ring, the sealing plate, the sealing groove, the sealing washer and the push rods are arranged, when the catalyst is replaced, the two push rods are pushed and drive the internal thread sleeve to rotate, the internal thread sleeve is driven to rotate by the two push rods, the internal thread sleeve moves upwards through the thread fit between the external thread pipe and the internal thread sleeve, the internal thread sleeve is separated from the external thread pipe, the internal thread sleeve is separated from the external thread sleeve, the internal thread sleeve is pulled from the upper shell, so that the lower shell is separated from the upper shell, the grid is taken out, the catalyst on the grid is replaced, after the replacement is completed, the grid is put into the upper shell and the internal thread sleeve is rotated again, the internal thread sleeve carries out spacing fixed to the spacing ring to can carry out spacing fixed to last casing, accomplish the equipment to the reactor, accomplish the change to the catalyst, easy operation is convenient, the effectual change efficiency that has improved the continuous radial reactor catalyst of multistage.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model is simple in operation convenient, the effectual change efficiency that improves the continuous radial reactor catalyst of multistage.

Drawings

FIG. 1 is a schematic structural view of a multistage continuous radial reactor according to the present invention;

FIG. 2 is a schematic structural view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a portion B in fig. 1.

In the figure: the device comprises a lower shell 1, an upper shell 2, a heat inlet pipe 3, a heat outlet pipe 4, an air inlet pipe 5, an air outlet pipe 6, a mesh plate 7, a grid 8, a catalyst 9, an internal thread sleeve 10, a sliding hole 11, an external thread pipe 12, a limiting ring 13, a sealing plate 14, a sealing groove 15, a sealing washer 16, a push rod 17, a handle 18, a positioning block 19, a positioning groove 20, a clamping groove 21, a mounting plate 22, a pin hole 23 and a clamping block 24.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a multi-segment continuous radial reactor comprises a lower shell 1 and an upper shell 2, the side wall of the lower side of the lower shell 1 is fixedly communicated with a heat inlet pipe 3, the side wall of the upper side of the upper shell 2 is fixedly communicated with a heat outlet pipe 4, the side wall of the left side of the upper shell 2 is fixedly communicated with an air inlet pipe 5, the side wall of the right side of the lower shell 1 is fixedly communicated with an air outlet pipe 6, the inner walls of the lower shell 1 and the upper shell 2 are fixedly connected with mesh plates 7, the same mesh grid 8 is arranged between the two mesh plates 7, the mesh grid 8 is filled with a catalyst 9, the outer wall of the upper shell 2 close to the lower end is movably sleeved with an internal thread sleeve 10, the side wall of the upper side of the internal thread sleeve 10 is provided with a sliding hole 11, the upper shell 2 penetrates through the bottom of the internal thread sleeve 10 through the sliding hole 11, the outer wall of the lower shell 1 close to the upper end is fixedly sleeved with an external thread pipe 12, the internal thread sleeve 10 is sleeved outside the external thread sleeve 12, the outer wall of the upper shell 2 is fixedly connected with a limiting ring 13, the limiting ring 13 is positioned in the internal thread sleeve 10, the outer diameter of the limiting ring 13 is larger than the aperture of the sliding hole 11, the side wall of the upper side of the lower shell 1 is fixedly connected with a sealing plate 14, the side wall of the lower side of the upper shell 2 is provided with a sealing groove 15, the groove bottom of the sealing groove 15 is fixedly connected with a sealing washer 16, the outer wall of the internal thread sleeve 10 is symmetrically and fixedly connected with two push rods 17, when the catalyst 9 is replaced, the two push rods 17 push the internal thread sleeve 10 to rotate, the internal thread sleeve 10 moves upwards through the thread fit between the internal thread sleeve 10 and the external thread pipe 12, the internal thread sleeve 10 is separated from the external thread pipe 12, the limiting fixation of the internal thread sleeve 10 to the upper shell 2 is released, the lower shell 1 and the upper shell 2 are pulled, the lower shell 1 and the upper shell 2 are separated, and the grid 8 is taken out, catalyst 9 to on the net bars 8 is changed, after the change is accomplished, put into lower casing 1 and last casing 2 with net bars 8 again, rotate internal thread sleeve 10 again, twist internal thread sleeve 10 outside external screw tube 12, internal thread sleeve 10 carries out spacing fixed to spacing ring 13 to can carry out spacing fixed to last casing 2, accomplish the equipment to the reactor, accomplish the change to catalyst 9, and easy operation is convenient, the effectual change efficiency that improves the continuous radial reactor catalyst 9 of multistage.

The outer wall of the lower shell 1 is fixedly connected with a handle 18, and an anti-slip sleeve is fixedly sleeved outside the handle 18, so that the lower shell 1 can be conveniently held.

Two locating pieces 19 of lateral wall symmetry fixedly connected with of 2 downside of last casing, two constant head tanks 20 have been seted up to the lateral wall of 1 upside of casing down, mutually support through locating piece 19 and constant head tank 20, can improve the degree of accuracy of casing 1 and last casing 2 installation down.

A plurality of draw-in grooves 21 have all been seted up to the lateral wall of two otter board 7 relative one sides, and in draw-in groove 21 was all inserted at the upper and lower both ends of grizzly 8, draw-in groove 21 can improve grizzly 8's stability.

The equal fixedly connected with mounting panel 22 of the outer wall of casing 1 and last casing 2 down, pinhole 23 has been seted up to the lateral wall of mounting panel 22 downside, is convenient for carry out fixed mounting to the reactor.

The vertical side wall of the grid 8 is fixedly connected with a plurality of fixture blocks 24, so that the grid 8 can be prevented from shaking in the reactor.

In the utility model, when the catalyst 9 is replaced, two push rods 17 are pushed, the two push rods 17 drive the internal thread sleeve 10 to rotate, the internal thread sleeve 10 moves upwards through the thread fit between the internal thread sleeve 10 and the external thread tube 12, the internal thread sleeve 10 is separated from the external thread tube 12, the limit fixation of the internal thread sleeve 10 to the upper shell 2 is removed, the lower shell 1 and the upper shell 2 are pulled, the lower shell 1 is separated from the upper shell 2, the grid 8 is taken out, the catalyst 9 on the grid 8 is replaced, after the replacement is completed, the grid 8 is put into the lower shell 1 and the upper shell 2 again, the internal thread sleeve 10 is rotated again, the internal thread sleeve 10 is screwed outside the external thread tube 12, the internal thread sleeve 10 carries out the limit fixation to the limit ring 13, so that the upper shell 2 can be limited and fixed, the assembly of the reactor is completed, the replacement of the catalyst 9 is completed, the operation is simple and convenient, and the replacement efficiency of the catalyst 9 of the multi-section continuous radial reactor is effectively improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A multi-section continuous radial reactor comprises a lower shell (1) and an upper shell (2), and is characterized in that the lower shell (1) is fixedly communicated with a heat inlet pipe (3) through the side wall of the lower side, the upper shell (2) is fixedly communicated with a heat outlet pipe (4) through the side wall of the upper side, the upper shell (2) is fixedly communicated with an air inlet pipe (5) through the side wall of the left side, the lower shell (1) is fixedly communicated with an air outlet pipe (6) through the side wall of the right side, the lower shell (1) and the upper shell (2) are both fixedly connected with net plates (7), one net grid (8) is arranged between the two net plates (7), a catalyst (9) is filled in the net grid (8), an inner thread sleeve (10) is movably sleeved on the outer wall of the upper shell (2) close to the lower end, and a sliding hole (11) is formed in the side wall of the inner thread sleeve (10), go up casing (2) and run through the bottom of internal thread sleeve (10) through slip hole (11), the outer wall fixed cover that casing (1) is close to the upper end is equipped with external screw thread pipe (12) down, external screw thread pipe (12) are located outward to internal thread sleeve (10) thread bush, the outer wall fixedly connected with spacing ring (13) of going up casing (2), spacing ring (13) are located internal thread sleeve (10), the external diameter of spacing ring (13) is greater than the aperture of slip hole (11), lateral wall fixedly connected with closing plate (14) of casing (1) upside down, seal groove (15) have been seted up to the lateral wall of going up casing (2) downside, the tank bottom fixedly connected with seal ring (16) of seal groove (15), two push rods (17) of the outer wall symmetry fixedly connected with of internal thread sleeve (10).

2. A multistage continuous radial reactor according to claim 1, characterized in that a handle (18) is fixedly connected to the outer wall of the lower shell (1), and an anti-slip sleeve is fixedly sleeved on the handle (18).

3. The reactor according to claim 1, wherein the sidewall of the lower side of the upper shell (2) is symmetrically and fixedly connected with two positioning blocks (19), and the sidewall of the upper side of the lower shell (1) is provided with two positioning grooves (20).

4. A multistage continuous radial reactor according to claim 1, wherein the side wall of the opposite side of the two mesh plates (7) is provided with a plurality of slots (21), and the upper and lower ends of the grid (8) are inserted into the slots (21).

5. A multistage continuous radial reactor according to claim 1, characterized in that the outer walls of the lower casing (1) and the upper casing (2) are fixedly connected with a mounting plate (22), and the side wall of the lower side of the mounting plate (22) is provided with a pin hole (23).

6. A multistage continuous radial reactor as claimed in claim 1, characterised in that the vertical side walls of the grid (8) are fixedly connected with a plurality of blocks (24).