CN219301385U

CN219301385U - Assembled reinforced heat exchange and online cleaning fixing support

Info

Publication number: CN219301385U
Application number: CN202223459737.9U
Authority: CN
Inventors: 曾荣良
Original assignee: Chongqing Zhongchuangdingxin Intelligent Energy Saving Technology Co ltd
Current assignee: Chongqing Zhongchuangdingxin Intelligent Energy Saving Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-07-04
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to the technical field of heat exchange of condensers, in particular to an assembled reinforced heat exchange and online cleaning fixing support. Including the collar, at least three stabilizer blade and briquetting, at least three on stabilizer blade circumference equipartition and the collar, and the one end and the collar detachable connection of stabilizer blade, the other end and the heat exchange tube joint of stabilizer blade, be equipped with connecting portion on the one end that the stabilizer blade is connected with the collar, the lateral surface and the inner wall in collar of briquetting in close contact with to compress tightly on the medial surface with connecting portion with the collar, the one end that the stabilizer blade is connected with the collar supports tightly on an terminal surface of collar and briquetting, the middle part of briquetting is equipped with the through-hole that is used for being connected with the pivot. The fixing support is used for solving the problems that in the prior art, the fixing support is manufactured in an integrated forming mode, the manufacturing difficulty is high, and the structure is relatively complex.

Description

Assembled reinforced heat exchange and online cleaning fixing support

Technical Field

The utility model relates to the technical field of heat exchange of condensers, in particular to an assembled reinforced heat exchange and online cleaning fixing support.

Background

At present, the condenser heat exchange tube generally adopts an insert in the tube to realize automatic descaling, and the working principle is as follows: the insert can cause strong turbulent flow in the straight pipe, break the retention layer of the pipe wall and form turbulent flow, thereby playing roles in preventing the attachment of dirt on the pipe wall and strengthening heat exchange. For example, the spiral tie is arranged in each heat exchange tube of the steam turbine condenser of the thermal power plant, the spiral tie can cause strong interference to water flow in the tubes, the retention layer of tube walls is broken, the heat transfer coefficient is improved, and the power generation coal consumption and the power generation water consumption are reduced.

The connecting piece in the existing spiral link device comprises a fixing support, the fixing support is designed in an integral mode, but the integral design is relatively complex in structure, high in maintenance and use cost (one-place damage is mainly replaced integrally), and high in manufacturing difficulty.

Disclosure of Invention

Aiming at the defects of the technology, the utility model aims to provide an assembled reinforced heat exchange and online cleaning fixing bracket, which is used for solving the problems that the fixing bracket in the prior art is manufactured in an integrated forming way, the manufacturing difficulty is high, and the structure is relatively complex.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an assembled intensive heat transfer and online cleaning fixed bolster, includes the collar, at least three stabilizer blade and briquetting, at least three on stabilizer blade circumference equipartition and the collar, and the one end and the collar detachable connection of stabilizer blade, the other end and the heat exchange tube joint of stabilizer blade, be equipped with connecting portion on the one end that the stabilizer blade is connected with the collar, the lateral surface of briquetting and the inner wall in close contact with of collar to compress tightly on the medial surface with connecting portion with the collar, the one end that the stabilizer blade is connected with the collar supports tightly on the terminal surface of collar and briquetting, the middle part of briquetting is equipped with the through-hole that is used for being connected with the pivot.

Further limiting, the annular slideway is arranged at one end of the pressing block, far away from the supporting leg, and is positioned at the outer side of the through hole and coaxially arranged with the through hole.

Further limited, the connecting portion is the connection piece, the one end fixed connection of connection piece and the one end of stabilizer blade, the other one end of connection piece is bent on the terminal surface that the stabilizer blade was kept away from to the collar, and its beneficial lies in, compress tightly the connection piece and realize the fixed to the stabilizer blade, and the stabilizer blade tip supports tightly on the terminal surface of collar and briquetting simultaneously, can realize carrying out spacingly with the removal to the deflection of stabilizer blade, makes the stabilizer blade connect more firmly.

Further limiting, a groove is formed in the position, corresponding to the bending part of the connecting piece, of the pressing piece, part of the connecting piece is located in the groove, and the arrangement of the groove can prevent the connecting piece from protruding out of the end face of the pressing piece and avoiding interference and influence on rotation of the later rotating shaft.

Further limited, be equipped with annular boss on the one end that the stabilizer blade was kept away from to the briquetting, annular boss extrudees the connection piece on the terminal surface that the stabilizer blade was kept away from to the collar, and its beneficial lies in, the setting of annular boss makes the connection piece bend compress tightly with between the terminal surface of annular boss and installation end, makes the connection piece be difficult for breaking away from with the inner wall of collar under the effect of external force.

Further limited, the notch arranged obliquely to the middle of the pressing block is arranged on the outer side face of one end, connected with the heat exchange tube, of the support leg, and the support leg is beneficial to being convenient to install and clamp the heat exchange tube.

Further limited, be equipped with the slope face that is used for with the direction when the heat exchange tube installs on the one end of breach keeping away from the solid fixed ring, its beneficial lies in, can play the effect of wire, reduces the assembly degree of difficulty with the heat exchange tube.

Further limited, the shape of the support leg is arc-shaped, and the heat exchange tube is beneficial in that the arc-shaped structure has certain elasticity, so that the contact clamping effect with the heat exchange tube is improved, and meanwhile, the gap between the support leg and the heat exchange tube is larger, so that the flow of a heat exchange medium is facilitated.

The technical effects obtained by the technical scheme are as follows:

(1) The fixing support adopts an assembled design, and compared with an integrally formed design, the manufacturing difficulty and the assembly difficulty are reduced, and meanwhile, the manufacturing and using costs are also reduced. (2) The fixed bolster in this technical scheme is for the fixed bolster of integral type design, and the structure is simpler.

Drawings

FIG. 1 is a perspective exploded view illustration of an assembled enhanced heat exchange and online cleaning stationary support;

fig. 2 is a schematic front view of an assembled enhanced heat exchange and online cleaning fixing bracket.

Reference numerals of the drawings

The mounting ring 1, the support legs 2, the connecting parts 3, the pressing blocks 4, the grooves 5, the through holes 6 and the annular slide ways 7.

Detailed Description

The following is a further detailed description of the embodiments:

as shown in fig. 1 and 2, the assembled enhanced heat exchange and online cleaning fixing support comprises a mounting ring 1, at least three support legs 2 and a pressing block 4, wherein the circumference of the at least three support legs 2 is uniformly distributed on the mounting ring 1, one end of each support leg 2 is detachably connected with the mounting ring 1, the other end of each support leg 2 is connected with a heat exchange tube in a clamping manner, a connecting part 3 is arranged at one end of each support leg 2 connected with the mounting ring 1, the outer side surface of the pressing block 4 is tightly contacted with the inner wall of the mounting ring 1, the connecting part 3 is tightly pressed on the inner side surface of the mounting ring 1, one end of each support leg 2 connected with the mounting ring 1 is abutted against one end surface of the mounting ring 1 and one end surface of the pressing block 4, and a through hole 6 used for being connected with a rotating shaft is formed in the middle of the pressing block 4. The mounting ring 1, the connecting portion 3 and the supporting leg 2 are all made of metal, and the pressing block 4 is made of plastic or resin, which has the advantage of reducing abrasion to the rotating shaft and the plane bearing. The material of the briquette 4 is preferably resin.

The briquetting 4 is kept away from and is equipped with annular slide 7 on the one end of stabilizer blade 2, and annular slide 7 is the recess design, and annular slide is located the outside of through-hole 6, and sets up with the through-hole 6 is coaxial, and annular slide 7's setting is convenient for later stage and sets up plane bearing between support pivot and support, makes plane bearing's rolling element be located annular slide 7, can promote plane bearing's rotatory effect, can also play certain limiting displacement to plane bearing's rotation on briquetting 4 simultaneously.

The connecting portion 3 is the connection piece, and the one end fixed connection of connection piece and the one end of stabilizer blade 2, the other one end of connection piece is bent on the terminal surface that the stabilizer blade 2 was kept away from to collar 1, pulls the connection piece and compresses tightly the connection piece and realize the fixed to stabilizer blade 2, and stabilizer blade 2 tip supports tightly on the terminal surface of collar 1 and briquetting 4 simultaneously, can realize carrying out spacingly with removing the deflection of stabilizer blade 2, makes stabilizer blade 2 connect more firmly.

The briquetting 4 is equipped with recess 5 with the corresponding position of connection piece bending position, and the tip of connection piece is bent and in recess 5, recess 5's setting can avoid the connection piece protruding and the terminal surface of briquetting 4, avoids causing interference and influence to the rotation of later stage pivot, and what needs to be explained is that the connection piece has certain deformability, and its one end can select to weld with the one end of stabilizer blade 2, places in welded concrete position, can set up according to the actual conditions of design.

The briquetting 4 is kept away from and is equipped with annular boss on the one end of stabilizer blade 2, annular boss extrudees the connection piece on the terminal surface that stabilizer blade 2 was kept away from to collar 1, annular boss's setting makes the connection piece bend to compress tightly with between the terminal surface of annular boss and installation end, make the connection piece be difficult for breaking away from with the inner wall of collar 1 under the effect of external force, it is difficult to understand that connecting portion 3 can be rigidity or flexibility, can select in stabilizer blade 2 upper portion integrated into one piece during the rigidity, during the flexibility, can adopt the mode of cementing and stabilizer blade 2 upper end fixed connection, annular boss preferred extrusion flexible connecting portion 3.

The outer side surface of one end of the support leg 2 connected with the heat exchange tube is provided with a notch arranged in the middle of the inclined pressing block 4, so that the support leg is convenient to install and clamp the heat exchange tube.

One end of the notch, which is far away from the fixed ring, is provided with a slope surface for guiding the heat exchange tube during installation, so that the effect of a lead can be achieved, and the assembly difficulty of the heat exchange tube is reduced.

The shape of the support leg 2 is arched, the arched arrangement has certain elasticity, the contact clamping effect with the heat exchange tube is improved, and meanwhile, the gap between the support leg 2 and the heat exchange tube is larger, so that the heat exchange medium can flow conveniently.

It should be noted in advance that, in the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides an assembled intensive heat transfer and online cleaning fixed bolster, its characterized in that, including the collar, at least three stabilizer blade and briquetting, at least three on stabilizer blade circumference equipartition and the collar, and the one end and the collar detachable of stabilizer blade are connected, the other end and the heat exchange tube joint of stabilizer blade, be equipped with connecting portion on the one end that the stabilizer blade is connected with the collar, the lateral surface of briquetting and the inner wall in close contact with of collar to compress tightly on the medial surface with connecting portion with the collar, the one end that the stabilizer blade is connected with the collar supports tightly on the terminal surface of collar and briquetting, the middle part of briquetting is equipped with the through-hole that is used for being connected with the pivot.

2. The assembled reinforced heat exchange and online cleaning fixing support according to claim 1, wherein an annular slide way is arranged at one end of the pressing block far away from the supporting legs, and the annular slide way is positioned at the outer side of the through hole and is coaxially arranged with the through hole.

3. The assembled reinforced heat exchange and online cleaning fixing support according to claim 1, wherein the connecting portion is a connecting piece, one end of the connecting piece is fixedly connected with one end of the supporting leg, and the other end of the connecting piece is bent on an end face of the mounting ring, which is far away from the supporting leg.

4. The assembled reinforced heat exchange and online cleaning fixing support according to claim 3, wherein grooves are formed in positions, corresponding to bending positions of the connecting pieces, of the pressing blocks, and part of the connecting pieces are located in the grooves.

5. The assembled reinforced heat exchange and online cleaning fixing support according to claim 4, wherein an annular boss is arranged at one end of the pressing block away from the supporting leg, and the annular boss presses the connecting sheet on the end face of the mounting ring away from the supporting leg.

6. The assembled reinforced heat exchange and online cleaning fixing support according to claim 1, wherein a notch which is obliquely arranged towards the middle of the pressing block is arranged on the outer side surface of one end of the supporting leg connected with the heat exchange tube.

7. The assembled reinforced heat exchange and online cleaning fixing support according to claim 6, wherein one end of the notch far away from the fixing ring is provided with a slope surface for guiding the heat exchange tube during installation.

8. The assembled enhanced heat transfer and on-line cleaning mounting bracket of claim 1 wherein said legs are arcuate in shape.