CN211261951U

CN211261951U - Cleaning device of tube type heat exchanger

Info

Publication number: CN211261951U
Application number: CN202020016526.XU
Authority: CN
Inventors: 张树凯
Original assignee: Tianjin Yizheng Heat Exchange Equipment Co ltd
Current assignee: Tianjin Yizheng Heat Exchange Equipment Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-08-14
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a cleaning device of shell and tube heat exchanger, the electric iron comprises a handle, the inside of handle is rotated through the bearing and is connected with the lead screw, the surface meshing of lead screw has the movable block, the thread groove has been seted up to the inner wall of the corresponding lead screw position of movable block, and the inner wall of thread groove is connected with the surface transmission of lead screw, the surface swing joint of movable block has the clearance shell, the spacing groove has been seted up to the inner wall of clearance shell. The utility model discloses a two lead screw rotations and cooperation thread groove drive the movable block and remove, and remove and clear up the surface to shell and tube heat exchanger about driving the clearance shell, and when the movable block was in the surface removal of rack, the wave structure that can make the rack drives the sand grip and removes, and make the sand grip drive connecting plate compression damping spring, and the connecting plate drives the clearance shell simultaneously and removes to the one end of clearance shell, cooperation damping spring can make the clearance shell make a round trip to shake at the surface of movable block, thereby reach better clearance effect.

Description

Cleaning device of tube type heat exchanger

Technical Field

The utility model relates to a shell and tube heat exchanger clearance technical field specifically is a shell and tube heat exchanger's cleaning device.

Background

The shell and tube heat exchanger is the most widely used heat exchanger in chemical industry and alcohol production at present. It is mainly composed of a shell, a tube plate, a heat exchange tube, a seal head, a baffle plate and the like. The required material can be respectively made of common carbon steel, red copper or stainless steel. When heat exchange is carried out, a fluid enters from the connecting pipe of the end socket, flows in the pipe and flows out from the outlet pipe at the other end of the end socket, which is called a pipe pass; the other fluid enters from the connecting pipe of the shell, the tubular heat exchanger is the heat exchanger which is most widely applied in the chemical industry and alcohol production at present, and the tubular heat exchanger has the advantages of simple and compact structure, low manufacturing cost and difficult cleaning.

However, in the prior art, the cleaning is usually completed manually in practical use, but the operation is difficult, and complete cleaning cannot be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shell and tube heat exchanger's cleaning device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the handle is connected with a lead screw in a rotating mode through a bearing, a moving block is meshed on the surface of the lead screw, a thread groove is formed in the inner wall of the position, corresponding to the lead screw, of the moving block, the inner wall of the thread groove is connected with the surface of the lead screw in a transmission mode, a cleaning shell is movably connected to the surface of the moving block, a limiting groove is formed in the inner wall of the cleaning shell, a rack is slidably connected to the inner wall of the limiting groove, a connecting plate is fixedly connected to the inner wall of the cleaning shell, a movable groove is formed in the moving block, the surface of the connecting plate is slidably connected with the inner wall of the movable groove, a convex strip is fixedly connected to one end of the connecting plate, the convex strip is far away from one end of the connecting.

Preferably, the inside fixed of handle is inlayed and is had driving motor, the drive groove has been seted up to the inside of the corresponding driving motor position of handle, the output shaft fixedly connected with drive gear of handle, drive gear's surface transmission is connected with the drive belt, the quantity of lead screw is two, and the both ends of drive belt all are connected with the surface transmission of two lead screws.

Preferably, the surface of the cleaning shell is provided with a brush.

Preferably, one end of the handle close to the moving block is fixedly connected with a limiting plate through a fixing block, and the middle of the limiting plate is rotatably connected with the surface of the screw rod through a bearing.

Preferably, the number of the damping springs is four, and the four damping springs are fixedly connected to one end, far away from the convex strip, of the connecting plate at equal intervals.

Preferably, the size of spacing groove and the big or small looks adaptation of rack, and the one end of the corresponding sand grip of rack is the wave structure, the one end fixedly connected with stopper of handle is kept away from to the lead screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a two lead screws rotate and cooperate the thread groove to drive the movable block to move left and right, and drive the clearance shell to move left and right to clear up the surface of shell and tube heat exchanger, and when the movable block moves on the surface of rack, can make the wave structure of rack drive the sand grip and move, and make the sand grip drive the connecting plate and compress the damping spring, and the connecting plate drives the clearance shell simultaneously and moves to the one end of clearance shell, cooperate the damping spring to make the clearance shell shake back and forth on the surface of movable block, thereby reach better clearance effect;

2. the utility model discloses still can drive gear simultaneously through driving motor circular telegram work to make drive gear drive two lead screws with fast syntropy and rotate, thereby provide power for the rotation of lead screw, thereby make the lead screw can drive and remove about the movable block.

Drawings

FIG. 1 is a front sectional view of the overall structure of a cleaning device of a tube type heat exchanger of the present invention;

FIG. 2 is a sectional side view of the whole moving block of the cleaning device of the tube type heat exchanger of the present invention;

fig. 3 is a front sectional view of the moving block structure of the cleaning device of the tube type heat exchanger of the present invention.

In the figure: 1. a handle; 2. a drive motor; 3. a drive slot; 4. a transmission belt; 5. a drive gear; 6. a screw rod; 7. a limiting plate; 8. a moving block; 9. a thread groove; 10. cleaning the shell; 11. a rack; 12. a limiting groove; 13. a movable groove; 14. a damping spring; 15. a connecting plate; 16. a convex strip; 17. 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. 1-3, the present invention provides a technical solution: comprises a handle 1, the inside of the handle 1 is rotatably connected with a lead screw 6 through a bearing, a moving block 8 is meshed on the surface of the lead screw 6, the inner wall of the moving block 8 corresponding to the position of the lead screw 6 is provided with a thread groove 9, the inner wall of the thread groove 9 is in transmission connection with the surface of the lead screw 6, the surface of the moving block 8 is movably connected with a cleaning shell 10, the inner wall of the cleaning shell 10 is provided with a limit groove 12, the inner wall of the limit groove 12 is in sliding connection with a rack 11, the inner wall of the cleaning shell 10 is fixedly provided with a connecting plate 15, the inside of the moving block 8 is provided with a movable groove 13, the surface of the connecting plate 15 is in sliding connection with the inner wall of the movable groove 13, one end of the connecting plate 15 corresponding to the rack 11 is fixedly provided with a convex strip 16, one end of the connecting plate 15 far away from the convex strip 16, and the moving block 8 is matched with the connecting plate 15 through the moving groove 13 to drive the cleaning shell 10 to move left and right, so that the surface of the shell and tube heat exchanger can be cleaned, and when the moving block 8 moves left and right on the surface of the screw mandrel 6, the moving block 8 can move on the surface of the rack 11, and when the moving block 8 moves on the surface of the rack 11, the wave-shaped structure of the rack 11 will drive the convex strip 16 to move towards one end of the damping spring 14, and the convex strips 16 drive the connecting plates 15 to compress the damping springs 14, and the connecting plates 15 drive the cleaning shell 10 to move towards one end of the cleaning shell 10 while compressing the damping springs 14, and when the convex strips 16 are not pressed by the racks 11 any more, under the action of the damping spring 14, the connecting plate 15 is restored to the initial state, so that the cleaning shell 10 vibrates back and forth on the surface of the moving block 8, and a better cleaning effect is achieved.

The inside of handle 1 is fixed to be inlayed and is had driving motor 2, driving groove 3 has been seted up to the inside of the corresponding driving motor 2 position of handle 1, the output shaft fixed mounting of handle 1 has drive gear 5, drive gear 5's surface transmission is connected with drive belt 4, the quantity of lead screw 6 is two, and the both ends of drive belt 4 all are connected with two lead screw 6's surface transmission, make when driving motor 2 during operation, can drive gear 5 and rotate, and make drive gear 5 drive two lead screw 6 syntropies and rotate with the speed, thereby provide power for the rotation of lead screw 6.

The surface of the cleaning case 10 is provided with a brush so that the shell and tube heat exchanger is cleaned when the cleaning case 10 moves.

One end of the handle 1, which is close to the moving block 8, is fixedly provided with a limiting plate 7 through a fixing block, and the middle part of the limiting plate 7 is rotatably connected with the surface of the lead screw 6 through a bearing, so that the limiting plate 7 is matched with the bearing inside the limiting plate 7, the lead screw 6 can be supported and limited, and the lead screw 6 is prevented from being fixed and unstable.

The number of the damping springs 14 is four, the four damping springs 14 are fixedly installed at one end, far away from the convex strip 16, of the connecting plate 15 at equal intervals, and the connecting plate 15 can stably move on the inner wall of the movable groove 13 through the four damping springs 14.

The size of spacing groove 12 and the big or small looks adaptation of rack 11, and the one end of the corresponding sand grip 16 of rack 11 is the wave structure, the one end fixed mounting that handle 1 was kept away from to lead screw 6 has stopper 17, make when the movable block 8 is at the surface of rack 11 removal, the wave structure that can make rack 11 drives sand grip 16 and removes to damping spring 14's one end, and make sand grip 16 drive connecting plate 15 compression damping spring 14, and connecting plate 15 drives clearance shell 10 and removes to the one end of clearance shell 10 when compressing damping spring 14, and when rack 11 no longer extrudes sand grip 16, under damping spring 14's effect, can make connecting plate 15 resume to initial condition, thereby make clearance shell 10 shake round trip at the surface of movable block 8, thereby reach better clearance effect.

The working principle is as follows: when in use, the utility model can clean the surface of the tubular heat exchanger by rotating the two lead screws 6 and driving the moving block 8 to move left and right by matching the threaded grooves 9 with the moving block 8, and driving the cleaning shell 10 to move left and right by matching the moving block 8 with the connecting plate 15 through the moving grooves 13, and when the moving block 8 moves left and right on the surface of the lead screws 6, the moving block 8 can move on the surface of the rack 11, and when the moving block 8 moves on the surface of the rack 11, the wavy structure of the rack 11 can drive the raised strips 16 to move towards one end of the damping springs 14, and the raised strips 16 can drive the connecting plate 15 to compress the damping springs 14, and the connecting plate 15 can drive the cleaning shell 10 to move towards one end of the cleaning shell 10 while compressing the damping springs 14, and when the rack 11 does not extrude the raised strips 16 any more, under the action of the damping springs 14, the, so that the cleaning shell 10 vibrates back and forth on the surface of the moving block 8, thereby achieving better cleaning effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 cleaning device of shell and tube heat exchanger, includes handle (1), its characterized in that: the inner part of the handle (1) is rotatably connected with a lead screw (6) through a bearing, a moving block (8) is meshed on the surface of the lead screw (6), a thread groove (9) is formed in the inner wall of the moving block (8) corresponding to the position of the lead screw (6), the inner wall of the thread groove (9) is in transmission connection with the surface of the lead screw (6), a cleaning shell (10) is movably connected to the surface of the moving block (8), a limiting groove (12) is formed in the inner wall of the cleaning shell (10), a rack (11) is in sliding connection with the inner wall of the limiting groove (12), a connecting plate (15) is fixedly connected to the inner wall of the cleaning shell (10), a movable groove (13) is formed in the moving block (8), the surface of the connecting plate (15) is in sliding connection with the inner wall of the movable groove (13), a convex strip (16) is fixedly connected to one end, one end of the connecting plate (15) far away from the convex strip (16) is fixedly connected with a damping spring (14), and the damping spring (14) is fixedly connected to the inner wall of the movable groove (13).

2. The cleaning device for the shell and tube heat exchanger according to claim 1, wherein: the inside of handle (1) is fixed to be inlayed and is had driving motor (2), driving groove (3) have been seted up to the inside of the corresponding driving motor (2) position of handle (1), the output shaft fixedly connected with drive gear (5) of handle (1), the surface transmission of drive gear (5) is connected with drive belt (4), the quantity of lead screw (6) is two, and the both ends of drive belt (4) all are connected with the surface transmission of two lead screws (6).

3. The cleaning device for the shell and tube heat exchanger according to claim 1, wherein: the surface of the cleaning shell (10) is provided with a hairbrush.

4. The cleaning device for the shell and tube heat exchanger according to claim 1, wherein: one end of the handle (1) close to the moving block (8) is fixedly connected with a limiting plate (7) through a fixing block, and the middle of the limiting plate (7) is rotatably connected with the surface of the screw rod (6) through a bearing.

5. The cleaning device for the shell and tube heat exchanger according to claim 1, wherein: the number of the damping springs (14) is four, and the four damping springs (14) are fixedly connected to one end, far away from the convex strip (16), of the connecting plate (15) at equal intervals.

6. The cleaning device for the shell and tube heat exchanger according to claim 1, wherein: the size of spacing groove (12) and the big or small looks adaptation of rack (11), and the one end of the corresponding sand grip (16) of rack (11) is the wave structure, the one end fixedly connected with stopper (17) of handle (1) are kept away from in lead screw (6).