CN213984761U

CN213984761U - Shell-and-tube heat exchanger convenient to use

Info

Publication number: CN213984761U
Application number: CN202022800473.3U
Authority: CN
Inventors: 韩永杰; 边世杰; 魏冰山
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-08-17
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a shell and tube heat exchanger that facilitates use, including the casing, the fixed left pipe case that is equipped with of one end of casing, the fixed inlet tube that is equipped with in top of left pipe case, the fixed right pipe case that is equipped with of the other end of casing, the bottom mounting of right pipe case is equipped with the outlet pipe, the fixed a plurality of heat exchange tube that is equipped with in inside of casing, the fixed a plurality of baffling board that is equipped with in inside of casing, the fixed scale removal subassembly that is equipped with in inside of heat exchange tube, the scale removal subassembly includes positive reverse motor, a plurality of connecting lead screw and the circular movable block of a plurality of, the beneficial effects of the utility model are that: the positive and negative motor that sets up can drive a plurality of simultaneously and connect the lead screw and rotate, connects the lead screw and passes through screw-nut and circular movable block threaded connection, drives circular movable block and removes under the spacing of guide bar, and the brush that sets up through circular movable block surface can clear up the adnexed incrustation scale of inner wall of heat transfer pipe to can improve the heat exchange efficiency of heat exchange tube.

Description

Shell-and-tube heat exchanger convenient to use

Technical Field

The utility model relates to a heat exchanger, in particular to shell-and-tube heat exchanger that facilitates use belongs to heat exchanger technical field.

Background

The shell-and-tube heat exchanger is also called a shell-and-tube heat exchanger. The dividing wall type heat exchanger takes the wall surface of the tube bundle sealed in the shell as a heat transfer surface. The heat exchanger has the advantages of simple structure and reliable operation, can be made of various structural materials (mainly metal materials), can be used at high temperature and high pressure, and is the most widely applied type at present. The height and the inclination angle of the current shell-and-tube heat exchanger are not convenient to adjust, and the inner wall of the heat exchange tube can produce a large amount of scale after working for a long time, and if the heat exchange efficiency of the heat exchange tube is not affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shell and tube heat exchanger that facilitates use to the height and the inclination that provide in solving above-mentioned background art are not convenient for adjust all, and the inner wall of heat exchange tube can produce the problem of a large amount of incrustations scales after long-time work.

In order to achieve the above object, the utility model provides a following technical scheme: a shell-and-tube heat exchanger convenient to use comprises a shell, wherein a left tube box is fixedly arranged at one end of the shell, a water inlet tube is fixedly arranged at the top end of the left tube box, a right tube box is fixedly arranged at the other end of the shell, a water outlet tube is fixedly arranged at the bottom end of the right tube box, a plurality of heat exchange tubes are fixedly arranged in the shell, a plurality of baffle plates are fixedly arranged in the shell, a descaling assembly is fixedly arranged in the heat exchange tubes and comprises a forward and reverse motor, a plurality of connecting screw rods and a plurality of circular moving blocks, the forward and reverse motor is fixedly arranged at one end of the left tube box, a transmission shaft of the forward and reverse motor is fixedly connected with one end of one of the connecting screw rods, a transmission belt pulley is fixedly arranged at one end of each of the connecting screw rods, and the transmission belt pulleys are in transmission connection through transmission belts, the surface of the connecting lead screw is connected with a circular moving block through lead screw nuts in a threaded manner, the surface of the circular moving block is fixedly provided with a hairbrush, a guide rod which slides with the circular moving block is fixedly arranged inside each heat exchange tube, an air outlet pipe is fixedly arranged on one side of the top end of the shell, and an air inlet pipe is fixedly arranged on the other side of the bottom end of the shell.

As a preferred technical scheme of the utility model, the both sides of casing bottom are all fixed and are equipped with articulated seat, two articulated seat is articulated with two adjusting cylinder's piston rod respectively, two adjusting cylinder's bottom is all fixed and is equipped with the supporting seat.

As an optimal technical scheme of the utility model, the one end of left side pipe case with the one end of right side pipe case is all fixed and is equipped with first flange, the both ends of casing are all fixed and are equipped with second flange, two first flange all through fixing bolt and corresponding second flange fixed connection.

As an optimal technical scheme of the utility model, every the other end of connecting the lead screw is all fixed and is equipped with the stopper.

As an optimal technical scheme of the utility model, every a plurality of has all been seted up on the surface of baffling board with heat exchange tube assorted mounting hole, every the inner wall of mounting hole is all fixed and is equipped with the sealing washer.

As an optimal technical scheme of the utility model, the fixed flush mounting plate that is equipped with in one side of casing, flush mounting plate's surface is equipped with two adjusting cylinder switches and positive reverse motor switch respectively, two adjusting cylinder and positive reverse motor are respectively through two adjusting cylinder switches and positive reverse motor switch and power electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a shell and tube heat exchanger that facilitates use, can drive a plurality of connecting lead screws to rotate simultaneously through the positive and negative rotating motor that sets up, the connecting lead screw passes through screw-nut and circular movable block threaded connection, drive the circular movable block to move under the spacing of guide bar, can clear up the incrustation scale that adheres to the inner wall of heat exchange tube through the brush that circular movable block surface set up, thus can improve the heat exchange efficiency of heat exchange tube; the height of casing can be adjusted through two adjust cylinder that set up, makes it be connected with the pipeline of difference to two adjust cylinder are articulated through the bottom of articulated seat with the casing, the inclination of adjustable casing, thereby are convenient for discharge the incrustation scale of heat exchange tube inner wall.

Drawings

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

fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a left tube box; 3. a water inlet pipe; 4. a right tube box; 5. a water outlet pipe; 6. a first connecting flange; 7. a second connecting flange; 8. a heat exchange pipe; 9. a baffle plate; 10. an air inlet pipe; 11. an air outlet pipe; 12. a hinged seat; 13. an adjusting cylinder; 14. a supporting seat; 15. a descaling component; 151. a positive and negative rotation motor; 152. connecting a screw rod; 153. a drive pulley; 154. a drive belt; 155. a feed screw nut; 156. a circular moving block; 157. a brush; 158. a guide bar; 159. and a limiting block.

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.

Referring to fig. 1-2, the present invention provides a shell-and-tube heat exchanger convenient for use, which comprises a housing 1, a left tube box 2 is fixedly disposed at one end of the housing 1, a water inlet tube 3 is fixedly disposed at the top end of the left tube box 2, a right tube box 4 is fixedly disposed at the other end of the housing 1, a water outlet tube 5 is fixedly disposed at the bottom end of the right tube box 4, a plurality of heat exchange tubes 8 are fixedly disposed inside the housing 1, a plurality of baffle plates 9 are fixedly disposed inside the housing 1, a descaling assembly 15 is fixedly disposed inside the heat exchange tubes 8, the descaling assembly 15 comprises a positive and negative rotation motor 151, a plurality of connecting screw rods 152 and a plurality of circular 156 moving blocks, the positive and negative rotation motor 151 is fixedly disposed at one end of the left tube box 2, a transmission shaft of the positive and negative rotation motor 151 is fixedly connected with one end of one of the connecting screw rods 152, one end of the plurality of connecting screw rods 152 is fixedly disposed with a transmission belt pulley 153, a plurality of drive belt wheel 153 all connects through driving belt 154 transmission, and a plurality of connects the surface of lead screw 152 and all has circular movable block 156 through screw-nut 155 threaded connection, and the surface of the circular movable block 156 of a plurality of all fixes and is equipped with brush 157, and the inside of every heat exchange tube 8 all is fixed be equipped with circular movable block 156 gliding guide bar 158 mutually, and one side on casing 1 top is fixed to be equipped with outlet duct 11, and the opposite side of casing 1 bottom is fixed to be equipped with intake pipe 10.

Preferably, the two sides of the bottom end of the shell 1 are both fixedly provided with hinged seats 12, the two hinged seats 12 are respectively hinged with piston rods of two adjusting cylinders 13, the bottom ends of the two adjusting cylinders 13 are both fixedly provided with supporting seats 14, the two adjusting cylinders 13 are hinged with the bottom end of the shell 1 through the hinged seats 12 by respectively controlling the extension of the piston rods of the adjusting cylinders 13 positioned on the left side and the contraction of the piston rods of the adjusting cylinders 13 positioned on the right side, and the inclination angle of the shell 1 can be adjusted; one end of the left tube box 2 and one end of the right tube box 4 are both fixedly provided with a first connecting flange 6, two ends of the shell 1 are both fixedly provided with a second connecting flange 7, and the two first connecting flanges 6 are both fixedly connected with the corresponding second connecting flanges 7 through fixing bolts, so that the left tube box 2 and the right tube box 4 can be conveniently installed and disassembled, and the heat exchange tube 8 can be replaced; the other end of each connecting screw rod 152 is fixedly provided with a limiting block 159 which has a limiting effect on the movement of the circular moving block 156; a plurality of mounting holes matched with the heat exchange tubes 8 are formed in the surface of each baffle plate 9, and a sealing ring is fixedly arranged on the inner wall of each mounting hole, so that the heat exchange tubes 8 are convenient to mount, and the sealing effect is improved; the fixed flush mounting plate that is equipped with in one side of casing 1, flush mounting plate's surface is equipped with two air cylinder switches and positive reverse motor switch respectively, and two air cylinder switches 13 and positive reverse motor 151 are connected with power electric connection through two air cylinder switches and positive reverse motor switch respectively, are convenient for control two air cylinder switches 13 and the work of positive reverse motor 151 through two air cylinder switches and the positive reverse motor switch that set up.

When the shell-and-tube heat exchanger is used, the utility model relates to a shell-and-tube heat exchanger convenient to use, at first, the piston rods of two adjusting cylinders 13 are controlled to shrink through two adjusting cylinder switches, thereby the height of the shell 1 is adjusted, make the intake pipe 10 be connected with the corresponding pipeline, inject cooling water into the interior of the left channel box 2 through the intake pipe 3, make the cooling water enter into a plurality of heat exchange tubes 8, then let in the gas that needs cooling through the intake pipe 10 to the interior of the shell 1, under the effect of a plurality of baffling boards 9, can improve the gas velocity, force the gas to pass through the heat exchange tubes 8 according to the prescribed route many times, strengthen the gas turbulence degree, the gas after the heat exchange is discharged through the outlet pipe 11; the transmission shaft of the forward and reverse motor 151 is controlled to rotate by the forward and reverse motor switch regularly, the connecting lead screw 152 is driven to rotate under the transmission matching of the transmission belt 154 and the transmission belt pulley 153, the connecting lead screw 152 is in threaded connection with the circular moving block 156 through the lead screw nut 155, the circular moving block 156 is driven to move under the limiting of the guide rod 158, the scales attached to the inner wall of the heat exchange tube 8 can be cleaned through the brush 157 arranged on the surface of the circular moving block 156, the piston rod of the adjusting cylinder 13 positioned on the left side is controlled to extend through the two adjusting cylinder switches respectively, the piston rod of the adjusting cylinder 13 positioned on the right side is controlled to contract, the two adjusting cylinders 13 are hinged with the bottom end of the shell 1 through the hinged seats 12, the inclination angle of the shell 1 is adjusted, and the scales in the heat exchange tube 8 are discharged quickly.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shell and tube heat exchanger that facilitates use, includes casing (1), its characterized in that, the fixed left pipe case (2) that is equipped with of one end of casing (1), the fixed inlet tube (3) that is equipped with in top of left pipe case (2), the fixed right pipe case (4) that is equipped with in other end of casing (1), the bottom mounting of right pipe case (4) is equipped with outlet pipe (5), the fixed a plurality of heat exchange tube (8) that is equipped with in inside of casing (1), the fixed a plurality of baffling board (9) that is equipped with in inside of casing (1), the fixed scale removal subassembly (15) that is equipped with in inside of heat exchange tube (8), scale removal subassembly (15) are including just reversing motor (151), a plurality of connecting screw (152) and the circular movable block (156) of a plurality of, just reversing motor (151) are fixed to be set up in the one end of left pipe case (2), the transmission shaft and one of just reversing motor (151) are with one of connecting screw (152) The connection, a plurality of the one end of connecting lead screw (152) is all fixed and is equipped with drive pulley (153), a plurality of drive pulley (153) all connects through driving belt (154) transmission, a plurality of the surface of connecting lead screw (152) all has circular movable block (156) through screw-nut (155) threaded connection, a plurality of the surface of circular movable block (156) is all fixed and is equipped with brush (157), every the inside of heat exchange tube (8) all fixed be equipped with circular movable block (156) gliding guide bar (158) mutually, one side on casing (1) top is fixed and is equipped with outlet duct (11), the fixed intake pipe (10) that is equipped with of opposite side of casing (1) bottom.

2. A shell and tube heat exchanger for convenient use according to claim 1, characterized in that: the both sides of casing (1) bottom are all fixed and are equipped with articulated seat (12), two articulated seat (12) are articulated with the piston rod of two adjusting cylinder (13) respectively, two the bottom of adjusting cylinder (13) is all fixed and is equipped with supporting seat (14).

3. A shell and tube heat exchanger for convenient use according to claim 1, characterized in that: one end of the left tube box (2) and one end of the right tube box (4) are fixedly provided with first connecting flanges (6), two ends of the shell (1) are fixedly provided with second connecting flanges (7), and the first connecting flanges (6) are fixedly connected with the second connecting flanges (7) correspondingly through fixing bolts.

4. A shell and tube heat exchanger for convenient use according to claim 1, characterized in that: the other end of each connecting screw rod (152) is fixedly provided with a limiting block (159).

5. A shell and tube heat exchanger for convenient use according to claim 1, characterized in that: the surface of each baffle plate (9) is provided with a plurality of mounting holes matched with the heat exchange tubes (8), and the inner wall of each mounting hole is fixedly provided with a sealing ring.

6. A shell and tube heat exchanger for convenient use according to claim 2, characterized in that: the utility model discloses a power supply, including casing (1), fixed flush mounting plate that is equipped with in one side of casing (1), flush mounting plate's surface is equipped with two air cylinder switches and positive reverse motor switch respectively, two air cylinder (13) and positive reverse motor (151) are respectively through two air cylinder switches and positive reverse motor switch and power electric connection.