CN222783978U

CN222783978U - Corrugated arc variable plate preheater

Info

Publication number: CN222783978U
Application number: CN202421640895.0U
Authority: CN
Inventors: 吴进福; 洪梓博; 唐伟杰; 魏伟杰
Original assignee: Zhejiang Leilin Engineering Technology Co ltd
Current assignee: Zhejiang Leilin Engineering Technology Co ltd
Priority date: 2024-07-11
Filing date: 2024-07-11
Publication date: 2025-04-22
Anticipated expiration: 2034-07-11

Abstract

The utility model relates to the technical field of preheaters and discloses a corrugated radian variable plate type preheater which comprises two groups of main supporting plates, wherein two groups of side supporting plates are connected to opposite sides of the main supporting plates, input pipes are connected to the left and right sides of the main supporting plates at the lower side, output pipes are connected to the left and right sides of the main supporting plates at the lower side, two groups of guide rods are connected to the front and rear sides of the main supporting plates at the lower side, clamping grooves are uniformly formed in the right sides of the guide rods at the left side.

Description

Corrugated radian variable plate type preheater

Technical Field

The utility model belongs to the technical field of preheaters, and particularly relates to a corrugated radian variable plate type preheater.

Background

The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal plates with certain corrugated shapes, thin rectangular channels are formed between the plates, and heat exchange is carried out through the plates. The plate heat exchanger is ideal equipment for heat exchange of liquid-liquid and liquid-vapor, and has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like, and under the condition of the same pressure loss, the heat transfer coefficient is 3-5 times higher than that of the tube heat exchanger, the occupied area is one third of that of the tube heat exchanger, and the heat recovery rate can be up to more than 90%.

The prior plate type preheater mostly adopts the mode of connecting bolts and guide rods to heat exchange plates, the guide rods are required to be detached firstly when the heat exchange plates in the device are required to be detached and cleaned, and the guide rods in the plate type preheaters on the market are fixed between two support plates in a threaded connection mode, so that the time and the labor are wasted when the guide rods are detached and installed, inconvenience is caused to cleaning the heat exchange plates, and therefore, the corrugated radian variable plate type preheater is proposed.

Disclosure of utility model

Aiming at the situation, in order to overcome the defects in the prior art, the utility model provides the corrugated radian variable plate type preheater, which effectively solves the problems.

The technical scheme includes that the corrugated radian variable plate type preheater comprises two groups of main supporting plates, two groups of side supporting plates are connected to opposite sides of the two groups of main supporting plates, input pipes are connected to the left side and the right side of the lower side of the main supporting plates, output pipes are connected to the left side and the right side of the lower side of the main supporting plates, two groups of guide rods are connected to the front side and the rear side of the lower side of the main supporting plates, clamping grooves are uniformly formed in the right side of the left side of the guide rods, heat exchange plate groups are arranged on the outer sides of the four groups of guide rods, the heat exchange plate groups are located on opposite sides of the two groups of side supporting plates, limiting plates are connected to the upper sides of the four groups of guide rods, fixing devices are connected to the left side and the right side of the limiting plates, and the guide rods and the fixing devices on the left side and the right side are in mirror image arrangement.

Preferably, the left side fixing device comprises a connecting rod, a clamping block is connected to the outer side of the connecting rod, a spring is connected to the right side of the clamping block, the right side of the spring is connected with a limiting plate, a groove is formed in the limiting plate, and the fixing device is located inside the groove of the limiting plate.

Preferably, the upper side of fixture block is connected with the stopper, the spout with stopper assorted is seted up to the upside of limiting plate.

Preferably, the left and right sides of limiting plate all is connected with the bull stick, the front and back both sides of bull stick all are connected with and connect the steel cable, the left side of connecting the steel cable is connected with fixing device.

Preferably, the lower side of the guide rod is connected with a hexagonal block, and the lower side of the main support plate is provided with a groove matched with the hexagonal block.

Preferably, the left and right sides of limiting plate all have seted up with side support board assorted spout, the left and right sides of limiting plate all is connected with the runner.

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

1. The device is connected with the clamping blocks through the springs, and nuts are reduced, so that the device is more convenient to replace and maintain the heat exchange plate groups in the later period, meanwhile, the device can set the number of the heat exchange plate groups according to the needs, the use efficiency and quality of the subsequent heat exchange plates are improved, the number of the heat exchange plate groups is not influenced, the disassembly convenience of the device is not influenced, and the inconvenience that the nuts need to be rotated for a plurality of circles when the number of the traditional heat exchange plate groups is less is changed;

2. The device fixing device is located inside the limiting plate groove, the situation that the traditional nuts are exposed outside and the follow-up disassembly is inconvenient due to the fact that the nuts are oxidized too fast in a special area is changed, and the use safety and convenience of the device are improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of a corrugated radian variable plate preheater according to the present utility model;

FIG. 2 is a schematic view of a heat exchange plate set according to the present utility model;

FIG. 3 is a schematic view of a limiting plate structure according to the present utility model;

fig. 4 is an enlarged view of a portion a of fig. 3 of the present invention.

100 Parts of main support plates, 110 parts of side support plates, 120 parts of input pipes, 130 parts of output pipes, 140 parts of guide rods, 141 parts of hexagonal blocks, 200 parts of heat exchange plate groups, 300 parts of limiting plates, 310 parts of fixing devices, 311 parts of connecting rods, 312 parts of clamping blocks, 313 parts of springs, 314 parts of limiting blocks, 330 parts of rotating rods, 340 parts of connecting steel ropes, 350 parts of rotating wheels.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

Referring to fig. 1 to 4, the variable-radian-ripple-degree plate-type preheater comprises two sets of main supporting plates 100, two sets of side supporting plates 110 are connected to opposite sides of the two sets of main supporting plates 100, input pipes 120 are fixedly connected to the left and right sides of the lower main supporting plates 100, output pipes 130 are fixedly connected to the left and right sides of the lower main supporting plates 100, two sets of guide rods 140 are inserted into the front and rear sides of the lower main supporting plates 100, clamping grooves are uniformly formed in the right sides of the left guide rods 140, heat exchange plate sets 200 are arranged on the outer sides of the four sets of guide rods 140, cold and hot air flows are input from the input pipes 120 and are discharged through the output pipes 130 after heat exchange operation is performed through the heat exchange plate sets 200, sliding grooves matched with the side supporting plates 110 are formed in the left and right sides of the limiting plates 300, rotating wheels 350 are movably connected to the left and right sides of the limiting plates 300, and sliding grooves matched with the side supporting plates 110 are formed in the left and right sides of the limiting plates 300, so that the limiting plates 300 cannot be separated from the side supporting plates 110, and the running stability of the limiting plates 300 is improved.

The heat exchange plate group 200 is positioned at the opposite sides of the two groups of side support plates 110, the upper sides of the four groups of guide rods 140 are connected with limiting plates 300, the left and right sides of the limiting plates 300 are connected with fixing devices 310, the left and right side guide rods 140 and the left and right side fixing devices 310 are arranged in a mirror image mode, the left side fixing devices 310 comprise connecting rods 311, the connecting rods 311 are fixedly connected with the limiting plates 300, clamping blocks 312 are rotationally connected to the outer sides of the connecting rods 311, springs 313 are fixedly connected to the right sides of the clamping blocks 312, the right sides of the springs 313 are fixedly connected with the limiting plates 300, the heat exchange plate group 200 is placed on the upper side of the main support plate 100, then after the guide rods 140 are inserted into the main support plate 100 and the heat exchange plate group 200 from the lower side of the main support plate 100, the limiting plates 300 are sleeved on the outer sides of the four groups of the limiting plates 300, the guide rods 140 are driven to move upwards while the limiting plates 300 are pressed down, and hexagonal blocks 141 are fixedly connected to the lower sides of the guide rods 140, the lower side of the main supporting plate 100 is provided with a groove matched with the hexagonal block 141 until the hexagonal block 141 is clamped into the groove at the lower side of the main supporting plate 100, in the process, the limiting plate 300 moves downwards to drive the clamping block 312 to move downwards, the clamping block 312 is blocked by the guide rod 140 at the same time of moving downwards, the clamping block 312 extrudes the spring 313 until the guide rod 140 and the limiting plate 300 move to a preset position, the elastic force generated by deformation of the spring 313 drives the clamping block 312 to be clamped into the clamping groove of the guide rod 140, then the connection of the limiting plate 300 and the guide rod 140 is completed, the limiting plate 300 is used for limiting the heat exchange plate set 200, the inside of the limiting plate 300 is provided with the groove, the fixing device 310 is positioned in the groove of the limiting plate 300, the upper side of the clamping block 312 is fixedly connected with the limiting block 314, the upper side of the limiting plate 300 is provided with a sliding groove matched with the limiting block 314, the rotatable angle of the fixture block 312 is limited by the limiting block 314, the phenomenon that the fixture block 312 damages the spring 313 is avoided, the rotating rods 330 are rotationally connected to the left side and the right side of the limiting plate 300, the connecting steel ropes 340 are fixedly connected to the front side and the rear side of the rotating rods 330, the left side of the connecting steel ropes 340 is connected with the fixture block 312 of the fixing device 310, when the heat exchange plate group 200 needs to be maintained and replaced, the rotating rods 330 drive the connecting steel ropes 340 to drive the fixture block 312 to squeeze the spring 313, the fixture block 312 is separated from the guide rods 140, the guide rods 140 are moved downwards at the moment, and then after the four groups of guide rods 140 are completely separated from the heat exchange plate group 200, the dismounting work of the heat exchange plate group 200 can be completed only by moving the heat exchange plate group 200 forwards and backwards at the moment.

Claims

1. The corrugated radian variable type plate type preheater is characterized by comprising two groups of main supporting plates (100), wherein two groups of side supporting plates (110) are connected to opposite sides of the main supporting plates (100), input pipes (120) are connected to the left side and the right side of the main supporting plates (100), output pipes (130) are connected to the left side and the right side of the main supporting plates (100), two groups of guide rods (140) are connected to the front side and the rear side of the main supporting plates (100), clamping grooves are uniformly formed in the right sides of the guide rods (140), heat exchange plate groups (200) are arranged on the outer sides of four groups of the guide rods (140), the heat exchange plate groups (200) are located on opposite sides of the two groups of side supporting plates (110), limiting plates (300) are connected to the upper sides of the four groups of the guide rods (140), and fixing devices (310) are connected to the left side and the right side of the limiting plates (300), and the left side and the right side of the guide rods (140) are arranged in mirror image mode.

2. The variable-radian plate-type preheater of claim 1, wherein the fixing device (310) on the left side comprises a connecting rod (311), a clamping block (312) is connected to the outer side of the connecting rod (311), a spring (313) is connected to the right side of the clamping block (312), the right side of the spring (313) is connected to the limiting plate (300), a groove is formed in the limiting plate (300), and the fixing device (310) is located in the groove of the limiting plate (300).

3. The variable-radian plate-type preheater of claim 2, wherein a limiting block (314) is connected to the upper side of the clamping block (312), and a sliding groove matched with the limiting block (314) is formed in the upper side of the limiting plate (300).

4. The variable-radian plate-type preheater of claim 1, wherein the limiting plate (300) is connected with a rotating rod (330) on both sides, a connecting steel rope (340) is connected on both sides of the rotating rod (330), and the left side of the connecting steel rope (340) is connected with a fixing device (310).

5. The variable-radian-ripple-degree plate-type preheater as set forth in claim 1, wherein the lower side of the guide rod (140) is connected with a hexagonal block (141), and the lower side of the main support plate (100) is provided with a groove matched with the hexagonal block (141).

6. The variable-radian plate-type preheater of claim 1, wherein the limiting plate (300) is provided with sliding grooves matched with the side supporting plates (110) on the left and right sides, and the rotating wheels (350) are connected to the left and right sides of the limiting plate (300).