Gas distributor

Abstract

The utility model relates to a gas distributor which comprises a first cone, a second cone and a third cone, a plurality of first rib plates are welded between the first cone and the second cone, a plurality of second rib plates are welded between the second cone and the third cone, and a plurality of third rib plates are welded between the third cone and the inner wall of a cylinder. The conicity of the first cone, the conicity of the second cone and the conicity of the third cone are gradually increased in sequence, the gas distributor is formed by welding the three cones through the rib plates, the structure is simple, the manufacturing cost is low, and the distribution uniformity is good.

Description

Technical Field

[0001] The utility model relates to the field of reactors, in particular to a gas distributor of a reactor.

Background Art

[0002] A reactor is a device for realizing a reaction process and is applied to industrial sectors such as chemical industry, oil refining, metallurgy, and light industry. A reactor is composed of components such as a shell and a gas distributor. Among them, as the core component of the reactor, the rationality of the structure and the uniformity of the distribution of the gas distributor will directly affect the reaction efficiency of the reactor. Please refer to Figure 1 , which discloses a gas distributor structure in the prior art, including: a nozzle 2` welded to the inlet of the cylinder body 1`, several vertical stiffening ribs 3` welded to the nozzle 2`, several layers of transverse ring plates 4` and a bottom plate 5`. The several vertical stiffening ribs 3` are evenly distributed along the circumferential direction of the transverse ring plates 4` and the bottom plate 5`, and the several layers of transverse ring plates 4` and the bottom plate 5` are clamped and welded inside the several vertical stiffening ribs 3`. Gas enters the nozzle 2` from the inlet of the cylinder body 1`, and then is distributed outward through the gaps between every two adjacent transverse ring plates 4`. The defects of this gas distributor are as follows: 1. The structure is relatively complex and the manufacturing cost is relatively high; 2. The gas distribution uniformity is relatively poor.

[0003] Therefore, it is necessary to provide a gas distributor that solves the above technical problems.

Content of the Utility Model

[0004] To solve the above problems, the purpose of the utility model is to provide a gas distributor with a simple structure and uniform distribution.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: a gas distributor, including: a first cone, a second cone and a third cone. Several first ribs are welded between the first cone and the second cone, several second ribs are welded between the second cone and the third cone, and several third ribs are welded between the third cone and the inner wall of the cylinder body. The taper of the first cone, the second cone and the third cone is set to increase in sequence.

[0006] Preferably, a gas distributor in the utility model is further set as: the first cone, the second cone and the third cone are all conical bodies.

[0007] Preferably, a gas distributor in the utility model is further set as: the taper of the first cone is 60°, the taper of the second cone is 100°, and the taper of the third cone is 135°.

[0008] Preferably, a gas distributor in the present utility model is further configured as follows: the number of the first rib plates is four, and the four first rib plates are evenly distributed along the circumferential direction of the first cone; the number of the second rib plates is four, and the four second rib plates are evenly distributed along the circumferential direction of the second cone; the number of the third rib plates is four, and the four third rib plates are evenly distributed along the circumferential direction of the third cone.

[0009] Preferably, a gas distributor in the present utility model is further configured as follows: the first rib plate, the second rib plate and the third rib plate are respectively arranged in a circumferentially staggered manner.

[0010] Preferably, a gas distributor in the present utility model is further configured as follows: the first cone, the second cone, the third cone, the first rib plate, the second rib plate and the third rib plate are all made of stainless steel materials.

[0011] Preferably, a gas distributor in the present utility model is further configured as follows: the top of the first cone is a closed structure, and the tops of the second cone and the third cone are open structures.

[0012] Preferably, a gas distributor in the present utility model is further configured as follows: the narrow ends of the first cone, the second cone and the third cone are all arranged close to the gas inlet of the cylinder body.

[0013] Compared with the prior art, the present utility model has the following beneficial effects: the gas distributor in the present utility model is formed by welding three cones together through rib plates, with a simple structure, low manufacturing cost and good distribution uniformity.

BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of a gas distributor in the prior art.

[0015] Figure 2 is a front view structural diagram of the gas distributor in the present utility model.

[0016] Figure 3 is a top view structural diagram of the gas distributor in the present utility model.

[0017] Figure 1 In which: 1`, cylinder body air inlet, 2`, nozzle, 3`, vertical reinforcing rib plate, 4`, transverse ring plate, 5`, bottom plate.

[0018] Figure 2 and Figure 3 In which: 1, first cone, 2, second cone, 3, third cone, 4, first rib plate, 5, second rib plate, 6, third rib plate, 7, cylinder body, 8, gas inlet.

DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The following further describes in detail a gas distributor according to the present utility model through specific embodiments.

[0020] Refer Figure 2 to Figure 3 As shown, a gas distributor includes: a first cone 1, a second cone 2, and a third cone 3. A plurality of first rib plates 4 are welded between the first cone 1 and the second cone 2. A plurality of second rib plates 5 are welded between the second cone 2 and the third cone 3. A plurality of third rib plates 6 are welded between the third cone 3 and the inner wall of the cylinder 7. The taper of the first cone 1, the second cone 2, and the third cone 3 is arranged in increasing order. In this embodiment, the taper of the first cone 1 is 60°, the taper of the second cone 2 is 100°, and the taper of the third cone 3 is 135°. The first cone 1, the second cone 2, and the third cone 3 are all conical bodies. The top of the first cone 1 is a closed structure, and the tops of the second cone 2 and the third cone 3 are open structures. The narrow ends of the first cone 1, the second cone 2, and the third cone 3 are all arranged close to the gas inlet 8 of the cylinder 7, so that the gas is distributed in a divergent manner around after entering the gas distributor, and the distribution is more uniform.

[0021] In this embodiment, the number of the first rib plates 4 is four, and the four first rib plates 4 are evenly distributed along the circumferential direction of the first cone 1. The number of the second rib plates 5 is four, and the four second rib plates 5 are evenly distributed along the circumferential direction of the second cone 2. The number of the third rib plates 6 is four, and the four third rib plates 6 are evenly distributed along the circumferential direction of the third cone 3. The first rib plate 4, the second rib plate 5, and the third rib plate 6 are respectively arranged in a circumferential stagger, so that the structural strength of the entire gas distributor is improved, and the service life of the gas distributor is extended. The first cone 1, the second cone 2, the third cone 3, the first rib plate 4, the second rib plate 5, and the third rib plate 6 are all made of stainless steel materials, so they have good corrosion resistance.

[0022] In summary, the gas distributor in the present utility model is formed by welding three cones to each other through rib plates, with a simple structure, low manufacturing cost, and good distribution uniformity.

[0023] The above embodiments only illustratively explain the principle and efficacy of the present utility model and some applied embodiments, rather than limiting the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the creative concept of the present utility model, several deformations and improvements can be made, and these all belong to the protection scope of the present utility model.

Claims

1. A gas distributor, characterized in that: include: A first cone, a second cone and a third cone, several first ribs are welded between the first cone and the second cone, several second ribs are welded between the second cone and the third cone, several third ribs are welded between the third cone and the inner wall of the cylinder, and the tapers of the first cone, the second cone and the third cone are arranged in increasing order.

2. A gas distributor according to claim 1, characterized in that: The first cone, the second cone and the third cone are all cones.

3. A gas distributor according to claim 1, characterized in that: The taper of the first cone is 60°, the taper of the second cone is 100°, and the taper of the third cone is 135°.

4. A gas distributor according to claim 1, characterized in that: The number of the first ribs is four, and the four first ribs are evenly distributed along the circumference of the first cone. The number of the second ribs is four, and the four second ribs are evenly distributed along the circumference of the second cone. The number of the third ribs is four, and the four third ribs are evenly distributed along the circumference of the third cone.

5. A gas distributor according to claim 4, characterized in that: The first rib plate, the second rib plate and the third rib plate are respectively arranged to be staggered in the circumferential direction.

6. A gas distributor according to claim 1, characterized in that: The first cone, the second cone, the third cone, the first rib plate, the second rib plate and the third rib plate are all made of stainless steel.

7. A gas distributor according to claim 1, characterized in that: The top of the first cone is a closed structure, and the tops of the second cone and the third cone are open structures.

8. A gas distributor according to claim 1, characterized in that: The narrow ends of the first cone, the second cone and the third cone are all arranged close to the gas inlet of the cylinder.

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