CN213748004U

CN213748004U - Improved structure of conversion medium-pressure waste heat boiler

Info

Publication number: CN213748004U
Application number: CN202022785056.6U
Authority: CN
Inventors: 王成岗
Original assignee: Jiangxi Chengxing Boiler Environmental Protection Equipment Installation Co ltd
Current assignee: Jiangxi Chengxing Boiler Environmental Protection Equipment Installation Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-20
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a transform middling pressure exhaust-heat boiler reforms transform rear structure, including top and bottom fixed welding respectively have flange's casing and cap to and accept post and activity post that mutually support and use, the cap has the tube bank towards the one end fixed mounting of casing, the bottom mounting joint of casing has two relative distribution to accept the board, two accept the board and keep away from the relative both sides difference fixedly connected with support column of casing one end, same two on accepting the board the both ends lateral wall that the support column is in opposite directions respectively with the both ends fixed connection of diaphragm, wear to be equipped with on the diaphragm and accept the post, it cup joints with the activity post to accept the post, the activity post is kept away from the one end of acceping the post and the lateral wall fixed connection of connecting plate, the inside of acceping the post is rotated and is connected with the screw rod. The transformation medium-pressure waste heat boiler has a transformed rear structure, is reasonable in structure, effectively solves the problems in the prior art, and is favorable for popularization and use.

Description

Improved structure of conversion medium-pressure waste heat boiler

Technical Field

The utility model belongs to the technical field of the heat exchanger, concretely relates to transform middling pressure exhaust-heat boiler reforms transform rear structure.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied. The U-shaped tubular heat exchanger is one of shell-and-tube heat exchangers, and is popular among users due to the characteristics of simple structure, low manufacturing cost, convenient extraction of a tube bundle from a shell, convenient cleaning and the like.

At present, when taking out the tube bank from the shell, the existing U-shaped tubular heat exchanger is completely operated by manpower, thereby not only wasting time and energy, but also easily causing the tube bank to collide with the inner wall of the shell to cause the damage of the tube bank, therefore, the prior U-shaped tubular heat exchanger needs to be further improved, thereby improving the problems.

Disclosure of Invention

An object of the utility model is to provide a transform middling pressure exhaust heat boiler reforms transform rear structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a transformation medium-pressure waste heat boiler transformation rear structure comprises a shell, a cap head, a containing column and a movable column, wherein the top end and the bottom end of the shell are fixedly welded with a connecting flange respectively, the containing column and the movable column are matched with each other for use, the two ends of the shell opposite to the cap head are fixedly connected with mounting plates respectively, the two mounting plates are fixedly connected through a plurality of fastening bolts distributed in a circumferential array, a tube bundle is fixedly mounted at one end of the cap head facing the shell and is positioned in the shell, the bottom end of the shell is fixedly clamped with two bearing plates distributed oppositely, two opposite sides of one end of the shell far away from the two bearing plates are fixedly connected with supporting columns respectively, two opposite side walls of the two supporting columns on the same bearing plate are fixedly connected with two ends of a transverse plate respectively, the containing column penetrates through the transverse plate and is sleeved with the movable column, one end of the containing column far away from the movable column is fixedly connected with the side wall of the connecting plate, the top end of the connecting plate is fixedly connected with the bottom end of the cap head, and a screw rod is rotatably connected inside the containing column.

Preferably, a bearing is fixedly sleeved at one end of the screw rod close to the cap head, and the bearing is fixedly installed on the side wall of the accommodating column.

Preferably, one end of the screw rod, which is far away from the bearing, penetrates through the side wall of the accommodating column and is fixedly connected with an output shaft of the driving motor.

Preferably, the bottom joint of driving motor has the joint board, the bottom fixedly connected with fixed plate of joint board, the fixed plate with be close to driving motor's diaphragm lateral wall fixed connection.

Preferably, the movable column is fixedly connected with a sliding block at one end inside the containing column, the sliding block is in threaded sleeve joint with the screw rod, and the sliding block is in sliding abutting joint with the inner wall of the containing column.

The utility model discloses a technological effect and advantage: this transform middling pressure exhaust-heat boiler reforms transform back structure, the output shaft through driving motor drives the screw rod and rotates, relies on the screw-thread fit of slider and screw rod for the slider can drive movable post and remove on the screw rod, through the mutually supporting between movable post and the connecting plate, thereby drives the cap head and removes, with this be convenient for the cap head and the dismantlement and the installation of casing, damage the tube bank when avoiding artifical manual installation to dismantle the cap head, simultaneously can labour saving and time saving. The transformation medium-pressure waste heat boiler has a transformed rear structure, is reasonable in structure, effectively solves the problems in the prior art, and is favorable for popularization and use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the device comprises a shell 1, a mounting plate 2, a cap head 3, a bearing plate 4, a support column 5, a transverse plate 6, a receiving column 7, a connecting plate 8, a bearing 9, a screw rod 10, a movable column 11, a sliding block 12, a tube bundle 13, a fastening bolt 14, a driving motor 15, a clamping plate 16 and a fixing plate 17.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a transformation medium pressure waste heat boiler improved structure as shown in figures 1-3, which comprises a shell 1 and a cap 3, the top end and the bottom end of which are fixedly welded with a connecting flange respectively, and a containing column 7 and a movable column 11 which are used in a mutual matching way, wherein the two opposite ends of the shell 1 and the cap 3 are fixedly connected with two mounting plates 2 respectively, the two mounting plates 2 are fixedly connected through a plurality of fastening bolts 14 distributed in a circumferential array way, a tube bundle 13 is fixedly arranged at one end of the cap 3 facing the shell 1, the tube bundle 13 is positioned in the shell 1, the bottom end of the shell 1 is fixedly clamped with two oppositely distributed bearing plates 4, the two opposite sides of one end of the two bearing plates 4 far away from the shell 1 are fixedly connected with supporting columns 5 respectively, and the opposite side walls of the two supporting columns 5 on the same bearing plate 4 are fixedly connected with the two ends of a transverse plate 6 respectively, the transverse plate 6 is provided with an accommodating column 7 in a penetrating mode, the accommodating column 7 is sleeved with a movable column 11, one end, far away from the accommodating column 7, of the movable column 11 is fixedly connected with the side wall of a connecting plate 8, the top end of the connecting plate 8 is fixedly connected with the bottom end of the cap head 3, and a screw rod 10 is rotatably connected inside the accommodating column 7.

Specifically, a bearing 9 is fixedly sleeved at one end of the screw 10 close to the cap head 3, the bearing 9 is fixedly installed on the side wall of the accommodating column 7, and the bearing 9 is used for improving the stability of the screw 10 during rotation.

Specifically, one end of the screw rod 10, which is far away from the bearing 9, penetrates through the side wall of the accommodating column 7 and the output shaft of the driving motor 15, and the screw rod 10 is driven to rotate by the output shaft of the driving motor 15, so that the cap head 3 is convenient to mount and dismount, and time and labor are saved.

Specifically, driving motor 15's bottom joint has joint plate 16, joint plate 16's bottom fixedly connected with fixed plate 17,

fixed plate

17 and 6 lateral walls fixed connection of diaphragm that are close to driving motor 15, joint plate 16 and fixed plate 17's cooperation provide the holding power for driving motor 15.

Specifically, the movable column 11 is located the inside one end fixedly connected with slider 12 of accommodating post 7, slider 12 and screw rod 10 thread bush joint, just slider 12 with the inner wall slip butt of accommodating post 7, the slider 12 of being convenient for drives movable column 11 and moves on screw rod 10.

The working principle is as follows: when the transformation medium-pressure waste heat boiler is used, the driving motor 15 is started, the output shaft of the driving motor 15 drives the screw 10 to rotate, the sliding block 12 drives the movable column 11 to move on the screw 10 by means of the threaded matching of the sliding block 12 and the screw 10, thereby driving the cap head 3 to move towards the shell 1, leading the tube bundle 13 fixedly arranged on the cap head 3 to be positioned inside the shell 1, effectively avoiding the problem that the tube bundle 13 is easy to collide with the inner wall of the shell 1 when being manually arranged, then the cap head 3 is fixedly connected with the shell 1 through the matching between the mounting plate 2 and the fastening bolt 14, when it is necessary to clean or replace the tube bundle 13 on the head 3, after the fastening bolts 14 are unscrewed, then the driving motor 15 is started to make the output shaft of the driving motor 15 drive the screw 10 to rotate reversely, the cap head 3 is brought away from the shell 1 to facilitate cleaning or replacement of the tube bundle 13. The transformation medium-pressure waste heat boiler has a transformed rear structure, is reasonable in structure, effectively solves the problems in the prior art, and is favorable for popularization and use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a transform middling pressure exhaust-heat boiler reforms transform back structure, includes that top and bottom fixed weld respectively have casing (1) and cap (3) of flange to and accept post (7) and activity post (11) that mutually support the use, its characterized in that: the shell (1) and the two opposite ends of the cap head (3) are respectively fixedly connected with mounting plates (2), the two mounting plates (2) are fixedly connected through a plurality of fastening bolts (14) distributed in a circumferential array manner, one end of the cap head (3) facing the shell (1) is fixedly provided with a tube bundle (13), the tube bundle (13) is positioned in the shell (1), the bottom end of the shell (1) is fixedly clamped with two bearing plates (4) which are distributed oppositely, the two bearing plates (4) are far away from the two opposite sides of one end of the shell (1) and are respectively fixedly connected with supporting columns (5), the two opposite end side walls of the two supporting columns (5) on the same bearing plate (4) are respectively fixedly connected with the two ends of a transverse plate (6), accommodating columns (7) are arranged on the transverse plate (6) in a penetrating manner, and the accommodating columns (7) are sleeved with movable columns (11), one end, far away from the containing column (7), of the movable column (11) is fixedly connected with the side wall of the connecting plate (8), the top end of the connecting plate (8) is fixedly connected with the bottom end of the cap head (3), and a screw rod (10) is rotatably connected inside the containing column (7).

2. The reformed structure of a shift medium pressure waste heat boiler of claim 1, wherein: and a bearing (9) is fixedly sleeved at one end of the screw rod (10) close to the cap head (3), and the bearing (9) is fixedly installed on the side wall of the accommodating column (7).

3. The reformed structure of a shift medium pressure waste heat boiler of claim 1, wherein: one end of the screw rod (10) far away from the bearing (9) penetrates through the side wall of the containing column (7) and is fixedly connected with an output shaft of the driving motor (15).

4. The reformed structure of a shift medium pressure waste heat boiler of claim 3, wherein: the bottom joint of driving motor (15) has joint board (16), the bottom fixedly connected with fixed plate (17) of joint board (16), fixed plate (17) and diaphragm (6) lateral wall fixed connection who is close to driving motor (15).

5. The reformed structure of a shift medium pressure waste heat boiler of claim 1, wherein: the movable column (11) is located at one end of the interior of the containing column (7) and is fixedly connected with a sliding block (12), the sliding block (12) is in threaded sleeve joint with the screw rod (10), and the sliding block (12) is in sliding butt joint with the inner wall of the containing column (7).