CN211913722U - Novel hood device of hydrogenation reactor - Google Patents

Abstract

The utility model discloses a hood device of a novel hydrogenation reactor, wherein a linear column section, a conical column section, a flange plate section and a screw column section are sequentially and integrally formed on a hood main body from top to bottom, a sliding through hole matched with a sliding column is formed on the flange plate section, the sliding column is in sliding connection with the sliding through hole, a limiting disc is horizontally and fixedly connected to the bottom end of the sliding column, and a compression spring is sleeved outside the sliding column; the utility model has the advantages that: the utility model has simple structure, and the blast cap main body and the blast cap shell adopt the elastic floating connection mode, thereby playing a buffer role for the impact of high-efficiency gas and reducing the abrasion of the blast cap; meanwhile, when the gas pressure is too high, the automatic pressure relief function is achieved, the hood is protected from being damaged, the service life of the hood is greatly prolonged, frequent replacement is avoided, and the working efficiency is improved.

Description

Novel hood device of hydrogenation reactor

The technical field is as follows:

the utility model relates to a hydrogenation ware technical field especially relates to a novel hydrogenation ware's hood device.

Background art:

the blast cap is one of the most common basic parts in the chemical field, and has the function of uniformly distributing air flow so as to increase the mass transfer speed between media; the common structure of the blast cap in the prior art is that the blast cap shell is sleeved outside the inner core of the blast cap, the high-pressure inflator enters the blast cap shell from the center hole of the inner core of the blast cap and is finally discharged from the air jet hole in the blast cap shell, and the blast cap shell can be washed by high-pressure gas in the process, so that the internal abrasion of the top end of the blast cap shell is serious, the service life is short, the time and labor for replacing the blast cap are wasted, and the production efficiency is reduced.

The utility model has the following contents:

an object of the utility model is to provide a novel hydrogenation ware's hood device.

The content of the utility model is as follows: a novel hood device of a hydrogenation reactor comprises a vertically arranged hood main body, a hood shell is sleeved outside the hood main body, an air inlet through hole is formed in the center of the hood main body in a penetrating mode, a plurality of air jet through holes are uniformly formed in the outer wall of the hood shell in an evenly distributed mode, the hood main body is sequentially and integrally formed from top to bottom to be provided with a linear column section, a conical column section, a flange plate section and a screw column section, the minimum end of the conical column section is the same as the diameter of the linear column section, the diameter of the conical column section is sequentially increased from top to bottom, the diameter of the flange plate section is larger than the maximum end diameter of the conical column section, the hood shell is a cylindrical part with openings in the upper end and the lower end, a hood cap is connected to the outer wall of the top end of the hood shell in a screwed mode, the air inlet through hole is located in the position of the conical column section in the height direction, and a fixing ring is, the external diameter of solid fixed ring is the same with the external diameter of ring flange section, open solid fixed ring's lower bottom surface has the sealed annular, install the sealing washer in the sealed annular, gu fixed ring's lower bottom surface has the slip post along circumferencial direction equipartition fixed mounting, the horizontal fixedly connected with spacing dish in bottom of slip post, open in the ring flange section have with slip post assorted slip through-hole, the slip post with slip through-hole sliding connection, the slip post overcoat is equipped with compression spring, compression spring's top and the bottom of ring flange section contact, compression spring's bottom and the spacing dish contact, compression spring makes solid fixed ring with the laminating of ring flange section, at the vertical downward fixedly connected with go-between in solid fixed ring's outer fringe, the inside fixedly connected with seal ring board in bottom of go-between, and the upper surface of the sealing ring plate is fixedly connected with a sealing strip.

Further, a circular arc-shaped bulge is vertically and downwards fixedly connected inside the top end of the cap.

Furthermore, the top end hole of the air inlet through hole and the outer edge of the top end of the hood main body are both arranged on a fillet.

The utility model has the advantages that: the utility model has simple structure, and the blast cap main body and the blast cap shell adopt the elastic floating connection mode, thereby playing a buffer role for the impact of high-efficiency gas and reducing the abrasion of the blast cap; meanwhile, when the gas pressure is too high, the automatic pressure relief function is achieved, the hood is protected from being damaged, the service life of the hood is greatly prolonged, frequent replacement is avoided, and the working efficiency is improved.

Description of the drawings:

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

in the figure, a blast cap main body 1, an air inlet through hole 3, an air injection through hole 4, a linear column section, a conical column section 1-2, a flange plate section 1-3, a screw column section 1-4, a cover cap 5, a fixing ring, a sealing ring 8, a sliding column 9, a limiting disc 10, a compression spring 12, a connecting ring 13, a sealing ring plate 14, a sealing strip 15 and a bulge 16;

the specific implementation mode is as follows:

as shown in fig. 1 and 2, a novel hood device of a hydrogenation reactor comprises a vertically arranged hood main body 1, a hood shell is sleeved outside the hood main body 1, an air inlet through hole 3 is arranged at the center of the hood main body 1 in a penetrating manner, a plurality of air jet through holes 4 are uniformly distributed on the outer wall of the hood shell, the hood main body 1 is sequentially and integrally formed with a linear column section, a conical column section 1-2, a flange section 1-3 and a screw column section 1-4 from top to bottom, the diameter of the conical column section 1-2 is the same as that of the linear column section, the diameter of the conical column section 1-2 is sequentially increased from top to bottom, the diameter of the flange section 1-3 is larger than that of the conical column section 1-2, the hood shell is a cylindrical part with openings at the upper end and the lower end, the top outer wall spiro union of hood casing has block 5, inlet port 3 is located the position of toper post section 1-2 in the direction of height, the bottom fixedly connected with solid fixed ring of hood casing, gu fixed ring's external diameter is the same with the external diameter of ring flange section 1-3, gu fixed ring's lower bottom surface is opened there is the seal ring groove, install sealing washer 8 in the seal ring groove, gu fixed ring's lower bottom surface has sliding column 9 along circumferencial direction equipartition fixed mounting, sliding column 9's bottom level fixedly connected with spacing dish 10, it has the sliding through hole with sliding column 9 phase-match to open on ring flange section 1-3, sliding column 9 with sliding through hole sliding connection, sliding column 9 overcoat is equipped with compression spring 12, compression spring 12's top contacts with the bottom of ring flange section 1-3, the bottom end of the compression spring 12 is in contact with the limiting disc 10, the fixing ring is attached to the flange plate sections 1-3 through the compression spring 12, a connecting ring 13 is fixedly connected to the outer edge of the fixing ring vertically downwards, a sealing ring plate 14 is fixedly connected to the bottom end of the connecting ring 13 inwards, and a sealing strip 15 is fixedly connected to the upper surface of the sealing ring plate 14; a circular arc-shaped bulge 16 is vertically and downwards fixedly connected inside the top end of the cover cap 5; and the top end hole of the air inlet through hole 3 and the top end outer edge of the blast cap main body 1 are arranged on fillets.

The working principle is as follows: during operation, the partial screw thread of screw section 1-4 is fixed on the fixed plate of reaction vessel, gaseous from the top blowout of air inlet through-hole 3, gaseous direct impact arch 16, then discharge from jet-propelled through-hole 4, when gas pressure is great, the hood casing is ascending trend, thereby play the effect that buffer gas washed away, when gas pressure is very big, the hood casing can be relative hood main part 1 upward movement, sealing strip 15 contacts with the bottom of ring flange section 1-3 simultaneously and produces sealedly, simultaneously jet-propelled through-hole 4 moves up in position, play fine pressure release effect, when gas pressure normal back, because compression spring 12's effect, the hood main part and the hood casing resume the original state and keep just producing work.

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 (3)

1. The utility model provides a novel hydrogenation ware's hood device, its hood main part (1) that includes vertical setting, hood casing is equipped with to hood main part (1) overcoat, the opening that runs through at the center of hood main part (1) has inlet port (3) the opening of equipartition has a plurality of air jet through-hole (4), its characterized in that on the outer wall of hood casing: the funnel cap comprises a funnel cap main body (1), a conical column section (1-2), a flange plate section (1-3) and a spiral column section (1-4) which are sequentially and integrally formed from top to bottom, wherein the minimum end of the conical column section (1-2) is the same as the diameter of the linear column section, the diameter of the conical column section (1-2) is sequentially increased from top to bottom, the diameter of the flange plate section (1-3) is larger than the maximum end diameter of the conical column section (1-2), the funnel cap shell is a cylindrical component with upper and lower openings, a cover cap (5) is screwed on the outer wall of the top end of the funnel cap shell, an air inlet through hole (3) is positioned in the position of the conical column section (1-2) in the height direction, the bottom end of the funnel cap shell is fixedly connected with a fixing ring, and the outer diameter of the fixing ring is the same as the outer diameter of the flange plate section (1-3, the lower bottom surface of the fixing ring is provided with a sealing ring groove, a sealing ring (8) is installed in the sealing ring groove, the lower bottom surface of the fixing ring is provided with a sliding column (9) along the circumferential direction uniform distribution fixed mounting, the bottom end horizontal fixed connection of the sliding column (9) is provided with a limiting disc (10), the flange disc section (1-3) is provided with a sliding through hole matched with the sliding column (9), the sliding column (9) is in sliding connection with the sliding through hole, a compression spring (12) is sleeved outside the sliding column (9), the top end of the compression spring (12) is contacted with the bottom end of the flange disc section (1-3), the bottom end of the compression spring (12) is contacted with the limiting disc (10), the compression spring (12) enables the fixing ring to be attached to the flange disc section (1-3), the outer edge of the fixing ring is vertically and downwards fixedly connected with a connecting ring (13), the bottom end of the connecting ring (13) is fixedly connected with a sealing ring plate (14) inwards, and the upper surface of the sealing ring plate (14) is fixedly connected with a sealing strip (15).

2. The novel hydrogenation reactor hood device as claimed in claim 1, wherein: and a circular arc-shaped bulge (16) is vertically and downwards fixedly connected inside the top end of the cover cap (5).

3. The novel hydrogenation reactor hood device as claimed in claim 1, wherein: the top end hole of the air inlet through hole (3) and the top end outer edge of the blast cap main body (1) are arranged on a fillet.

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