CN216703909U - Desulfurizing tower tray - Google Patents

Abstract

The utility model discloses a tray of a desulfurizing tower, which comprises a tray main body, an annular bracket and a plurality of supporting beams, wherein the annular bracket is arranged on the tray main body; the supporting beams are arranged in parallel, and two ends of each supporting beam are respectively connected with the inner side wall of the annular bracket; the tray main body comprises a plurality of sieve plates; the support beams or the annular supports are used for supporting the sieve plates and are detachably connected with the sieve plates. The installation and the change of polylith the sieve need not to weld or cut, has reduced the construction degree of difficulty and has practiced thrift a large amount of engineering time. In addition, only part of the sieve plate of the tray needs to be replaced when the sieve plate of the tray is replaced, and the sieve plate does not need to be integrally detached, so that the maintenance cost can be saved.

Description

Desulfurizing tower tray

Technical Field

The utility model relates to the field of desulfurizing towers, in particular to a tray of a desulfurizing tower.

Background

The desulfurizing tower is a device for desulfurizing industrial flue gas, and the flue gas generally moves from bottom to top after entering the desulfurizing tower. In order to improve the desulfurization effect on the flue gas, generally install the tray in the desulfurizing tower, the through-hole that distributes on the tray can make the flue gas distribution that passes through more even, improves desulfurization efficiency.

In wet flue gas desulfurization, the tray is generally installed in spray set's below, can produce acidic solution after the reaction of gases such as sulfur dioxide in spraying agent and the flue gas, and the tray of metal material contacts with flue gas and acidic solution for a long time, receives the corruption easily, consequently, often needs to change the tray after desulfurizing tower operation a period. Most of the existing trays are fixed in the desulfurizing tower through welding, and need to be cut and welded again during replacement, so that the replacement operation is complex and the efficiency is low. For a large-scale plant with continuous production, the prolonged pause of the desulfurizing tower will have a great influence on the production.

In addition, because the tray can form certain effect of blockking to the flow of flue gas, consequently receive to spray and the air current is assaulted down for a long time, take place the deformation easily to the reposition of redundant personnel effect to the flue gas is influenced.

It is seen that improvements and enhancements to the prior art are needed.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model aims to provide a tray of a desulfurizing tower, and aims to solve the technical problems that the tray of the desulfurizing tower in the prior art is too complicated to mount and dismount and has low efficiency.

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

a tray of a desulfurizing tower comprises a tray main body, an annular bracket and a plurality of supporting beams; the supporting beams are arranged in parallel, and two ends of each supporting beam are respectively connected with the inner side wall of the annular bracket; the tray main body comprises a plurality of sieve plates; the support beams or the ring-shaped supports are used for supporting the sieve plates and are detachably connected with the sieve plates.

The desulfurizing tower tray also comprises a plurality of first upper clamping pieces and a plurality of first lower clamping pieces; the first upper clamping piece is arranged above the sieve plate, and the first lower clamping piece is arranged below the support beam; the first upper clamping piece and the first lower clamping piece are in threaded connection and are used for clamping two left and right adjacent sieve plates on the support beam.

The desulfurizing tower tray, wherein, the middle part of first lower folder caves in downwards and forms the recess, supporting beam sets up in the recess.

The desulfurizing tower tray, wherein, still include a plurality of second lower folder, the second lower folder set up in the below of ring carrier to with the sieve spiro union is used for pressing from both sides ring carrier tightly.

The second lower clamp comprises a clamping part and a connecting part, and the clamping part is vertically connected with the connecting part; the connecting part is in threaded connection with the sieve plate, and the clamping part and the sieve plate clamp the annular bracket.

The desulfurizing tower tray also comprises a plurality of gaskets, and the gaskets are positioned on the upper surface of the sieve plate; the gasket is in threaded connection with the connecting part of the second lower clamping piece and is used for clamping the sieve plate.

The desulfurizing tower tray is characterized in that a first reinforcing rib and a second reinforcing rib are arranged on the upper surface of the sieve plate; the first reinforcing rib and the second reinforcing rib are respectively fixed on the front side and the rear side of the sieve plate.

The desulfurizing tower tray, wherein, the upper surface of sieve still is provided with at least one third strengthening rib, at least one the third strengthening rib is fixed the middle part of sieve upper surface.

The desulfurizing tower tray, wherein, two adjacent front and back on the sieve board first strengthening rib and second strengthening rib pass through bolted connection.

Has the advantages that:

the utility model provides a tray of a desulfurizing tower, wherein a tray main body comprises a plurality of sieve plates, the sieve plates are respectively detachably connected with a plurality of supporting beams or annular supports for supporting the tray main body, and the sieve plates are installed and replaced without welding or cutting, so that the construction difficulty is reduced, and a large amount of construction time is saved.

Drawings

Fig. 1 is a bottom view of a tray of a desulfurizing tower according to the present invention.

Fig. 2 is a cross-sectional view taken along line a-a' of fig. 1.

Fig. 3 is an enlarged view of fig. 2 at B.

Fig. 4 is an enlarged view of fig. 2 at C.

FIG. 5 is a schematic structural view of the second lower clip.

Fig. 6 is a schematic view of the structure of the screen plate.

Description of the main element symbols: 1-annular support, 2-support beam, 3-sieve plate, 4-first upper clamping piece, 5-first lower clamping piece, 6-second lower clamping piece, 7-gasket, 61-connecting part, 62-clamping part, 31-first reinforcing rib, 32-second reinforcing rib and 33-third reinforcing rib.

Detailed Description

The utility model provides a tray of a desulfurizing tower, which is further described in detail below by referring to the attached drawings and embodiments in order to make the purpose, technical scheme and effect of the utility model clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 and 2, the present invention provides a tray for a desulfurization tower, including a tray main body, an annular support 1 and a plurality of support beams 2; the support beams 2 are arranged in parallel, and two ends of each support beam are respectively connected with the inner side wall of the annular support 1; the tray main body comprises a plurality of sieve plates 3; the supporting beams 2 or the annular supports 1 are used for supporting a plurality of screen plates 3 and are detachably connected with the screen plates 3. In one embodiment, the ring-shaped support 1 and the plurality of support beams 2 are made of high-strength and corrosion-resistant materials, and are fixed in a desulfurization tower for supporting the tray main body; the sieve plates 3 are respectively fixed on the annular bracket 1 and the support beams 2; wherein, one side of the sieve plate 3 positioned at the edge of the tray main body is connected with the annular bracket 1, and the other side is connected with the supporting beam 2; and the left and right sides of the sieve plate 3 positioned in the middle of the tray main body are respectively connected with different supporting beams 2. The sieve plates 3 are spliced to form a circle with the size similar to that of the annular support 1, and cover a smoke circulation channel formed between the annular support 1 and the support beams 2. When installing, earlier with annular support 1 and many supporting beam 2 fixes in the desulfurizing tower, the polylith 3 volumes of sieve are less, are convenient for transport and install in the desulfurizing tower. When the tray main part needs to be changed, can change partial sieve 3 according to the corruption condition of reality, need not to make whole change, save cost of maintenance.

Referring to fig. 3, in one embodiment, the tray of the desulfurization tower further includes a plurality of first upper clamping members 4 and a plurality of first lower clamping members 5; the first upper clamp 4 is arranged above the sieve plate 3, and the first lower clamp 5 is arranged below the support beam 2; the first upper clamping piece 4 and the first lower clamping piece 5 are in threaded connection and are used for clamping two left and right adjacent sieve plates 3 on the support beam 2. The left end and the right end of the first upper clamping piece 4 and the first lower clamping piece 5 are respectively connected through bolts. Two sieve plates 3 arranged in parallel and a supporting beam 2 used for supporting the two sieve plates 3 are clamped between the first upper clamping piece 4 and the first lower clamping piece 5, bolts used for connecting two ends of the first upper clamping piece 4 and the first lower clamping piece 5 penetrate through holes in the edges of the two sieve plates 3 respectively, so that the positions of the two sieve plates 3 are fixed, and then the first upper clamping piece 4 and the first lower clamping piece 5 are clamped tightly by screwing the bolts and nuts.

Further, the middle portion of the first lower clip member 5 is recessed downward to form a groove, and the support beam 2 is disposed in the groove. The first lower clamping piece 5 is sleeved on the support beam 2, and the left end and the right end of the first lower clamping piece are connected with the first upper clamping piece 4. Through the use of the first upper clamping piece 4 and the first lower clamping piece 5, the detachable connection between the sieve plate 3 and the supporting beam 2 can be realized, and the structure is firm, so that the installation and the detachment are convenient.

Referring to fig. 4, in one embodiment, the tray of the desulfurization tower further includes a plurality of second lower clamping pieces 6; the second lower clamping piece 6 is arranged below the annular bracket 1, is in threaded connection with the sieve plate 3 and is used for clamping the annular bracket 1. Through using second lower clamp 6, can make the sieve 3 that is located tray main part edge realize dismantling the connection with ring carrier 1, need not to punch on ring carrier 1. The second lower clamp 6 has high installation flexibility, and the position can be adjusted and the installation quantity can be increased according to actual conditions.

Referring to fig. 5, further, the second lower clip 6 includes a clamping portion 62 and a connecting portion 61, and the clamping portion 62 is vertically connected to the connecting portion 61; the connecting part 61 is in threaded connection with the sieve plate 3, and the clamping part 62 is in clamping connection with the sieve plate 3 to the annular support 1. The connecting part 61 is provided with a screw hole, the upper surface of the connecting part 61 is connected with the bottom surface of the sieve plate 3, and the height of the connecting part 61 is matched with the thickness of the annular bracket 1; the clamping portion 62 is connected to the outer peripheral wall of the connecting portion 61, and the upper surface thereof abuts against the bottom surface of the ring holder 1.

Referring to fig. 4 and 5, in an embodiment, the tray of the desulfurization tower further includes a plurality of gaskets 7, and the plurality of gaskets 7 are located on the upper surface of the sieve plate 3; the gasket 7 is screwed with the connecting part 61 and is used for clamping the sieve plate 3. The top of connecting portion 61 be provided with the same structure of gasket 7, the clamping area has been increaseed in the setting of gasket 7 structure for the lifting surface area increase of bolted connection department, the atress of sharing junction avoids bolted connection point on the sieve 3 to take place to warp because of power is too big.

Referring to fig. 6, in one embodiment, a first reinforcing rib 31 and a second reinforcing rib 32 are disposed on an upper surface of the screen plate 3; the first reinforcing rib 31 and the second reinforcing rib 32 are fixed to the front side and the rear side of the screen plate 3, respectively. The sieve plate 3 spans two support beams 2 or a flue gas circulation channel formed between the support beams 2 and the annular support 1, is easy to deform under the impact of strong airflow, and the rigidity of the sieve plate 3 can be enhanced through the first reinforcing ribs 31 and the second reinforcing ribs 32.

The upper part of the sieve plate 3 is also provided with at least one third reinforcing rib 33, and the at least one third reinforcing rib 33 is fixed in the middle of the upper surface of the sieve plate 3. In one embodiment, the upper surface of the screen plate 3 is provided with a third reinforcing rib 33, and the third reinforcing rib 33 is used for further enhancing the structural strength of the middle part of the screen plate 3 and preventing deformation.

In one embodiment, the first reinforcing rib 31 and the second reinforcing rib 32 on two adjacent screen plates 3 are connected by a bolt. Through connecting adjacent two sieve 3 in front and back, can reduce the gap that forms between the sieve 3, make the flue gas pass through-hole on the sieve 3 as far as possible and flow through. After the flue gas enters the desulfurizing tower, the flue gas can also pass through some corners, so that the flue gas in the desulfurizing tower is not uniform in circulation, and the through holes uniformly distributed on the sieve plate 3 can redistribute the passing flue gas. If the gaps formed between the sieve plates 3 are too large, the functions exerted by the through holes on the sieve plates 3 are weakened, and the overall desulfurization efficiency is affected.

It should be understood that the technical solutions and the inventive concepts according to the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.

Claims (9)

1. A tray of a desulfurizing tower is characterized by comprising a tray main body, an annular bracket and a plurality of supporting beams; the supporting beams are arranged in parallel, and two ends of each supporting beam are respectively connected with the inner side wall of the annular bracket; the tray main body comprises a plurality of sieve plates; the support beams or the ring-shaped supports are used for supporting the sieve plates and are detachably connected with the sieve plates.

2. The desulfurization tower tray of claim 1, further comprising a plurality of first upper clamp members and a plurality of first lower clamp members; the first upper clamping piece is arranged above the sieve plate, and the first lower clamping piece is arranged below the support beam; the first upper clamping piece and the first lower clamping piece are in threaded connection and are used for clamping two left and right adjacent sieve plates on the support beam.

3. The tray of claim 2, wherein the first lower clip member has a central portion recessed downward to form a groove, and the support beam is disposed in the groove.

4. The desulfurization tower tray of claim 1, further comprising a plurality of second lower clamps disposed below the ring-shaped support and in threaded engagement with the screen deck for clamping the ring-shaped support.

5. The desulfurization tower tray of claim 4, wherein the second lower clamp member comprises a clamping portion and a connecting portion, the clamping portion being vertically connected to the connecting portion; the connecting part is in threaded connection with the sieve plate, and the clamping part and the sieve plate clamp the annular bracket.

6. The desulfurization tower tray of claim 5, further comprising a plurality of spacers, a plurality of said spacers being located on an upper surface of said screen deck; the gasket is in threaded connection with the connecting part of the second lower clamping piece and is used for clamping the sieve plate.

7. The tray of claim 1, wherein the upper surface of the screen plate is provided with first and second reinforcing ribs; the first reinforcing rib and the second reinforcing rib are respectively fixed on the front side and the rear side of the sieve plate.

8. The tray as claimed in claim 7, wherein the upper surface of the sieve plate is further provided with at least one third reinforcing rib, and the at least one third reinforcing rib is fixed to a middle portion of the upper surface of the sieve plate.

9. The tray of claim 8, wherein the first reinforcing rib and the second reinforcing rib of two adjacent screen plates in front and back are connected by a bolt.

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