CN217929950U

CN217929950U - Compact heat exchanger is with anticorrosion seal structure

Info

Publication number: CN217929950U
Application number: CN202222015535.9U
Authority: CN
Inventors: 吴寅; 马素文; 师为兵
Original assignee: Funke Heat Exchanger Systems Changzhou Co ltd
Current assignee: Funke Heat Exchanger Systems Changzhou Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-11-29
Anticipated expiration: 2032-08-01

Abstract

The utility model relates to the technical field of heat exchanger accessories, in particular to an anti-corrosion sealing structure for a compact heat exchanger, which has simple structure, can ensure that bolts connecting the two move simultaneously when a seal head is disassembled and assembled, and is very convenient; the sealing head comprises a main body and sealing heads on two sides of the main body, wherein the sealing heads on the two sides are fixed on the main body through a flange plate, bolts and nuts; the sealing head is characterized by further comprising a circular ring which is slidably mounted on the sealing head along the axis direction of the sealing head, a plurality of through holes are formed in the circular ring and correspond to the bolts one to one, the bolts are slidably mounted at the through holes one to one, one end of each bolt penetrates through the through holes, and each bolt corresponds to two nuts.

Description

Anti-corrosion sealing structure for compact heat exchanger

Technical Field

The utility model relates to a heat exchanger auxiliary device's technical field especially relates to a compact heat exchanger is with anticorrosion seal structure.

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 simple structure, low cost, wider flow cross section and easy scale cleaning; but has low heat transfer coefficient and large occupied area. 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.

The shell-and-tube heat exchanger is including controlling two heads, the main part that two heads are connected about will, fix the tube sheet in the main part, and fix the pipeline on the tube sheet, among the prior art, control two heads and all fix in the main part through a plurality of bolts and nuts, guarantee that the head is connected reliably with the main part, and the leakproofness is good, prevent that the tube side from taking place to mix with the medium of shell side, and because the external diameter of main part is great, the bolt that needs is very many, make the head when the dismouting, it is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a compact heat exchanger is with anticorrosion seal structure which simple structure, when the head dismouting, can make and connect bolt between them and remove simultaneously, and is very convenient.

The utility model discloses an anticorrosion sealing structure for a compact heat exchanger, which comprises a main body and end sockets at two sides of the main body, wherein the end sockets at two sides are fixed on the main body through flange plates, bolts and nuts; the sealing head is characterized by further comprising a circular ring which is slidably mounted on the sealing head along the axis direction of the sealing head, a plurality of through holes are formed in the circular ring and correspond to the bolts one to one, the bolts are slidably mounted at the through holes one to one, one end of each bolt penetrates through the through holes, and each bolt corresponds to two nuts.

Furthermore, a track is fixed on the outer wall of the end socket, and the circular ring is in sliding fit with the track.

Furthermore, a bevel gear ring is rotatably mounted on the end socket, the bevel gear ring and the end socket are coaxially arranged, a plurality of rotating shafts are rotatably mounted on the end socket, the axis of each rotating shaft is perpendicular to that of the end socket, and a bevel gear meshed with the bevel gear ring is fixed on each rotating shaft;

a connecting rod component is fixed on the rotating shaft and is rotationally connected with the circular ring.

Further, an operating ring is rotatably arranged on the bevel gear ring.

Furthermore, the connecting rod assembly comprises a first swing arm fixedly connected with the rotating shaft and a second swing arm rotatably connected with the first swing arm, and the other end of the second swing arm is rotatably connected with the ring.

Further, the rotating shaft is rotatably connected with the seal head through a bearing.

Furthermore, a magnet is fixed at the through hole, and the bolt is fixed on the magnet at the through hole through magnetic force.

Furthermore, a rubber ring is fixed at the through hole, and the bolt is fixed on the rubber ring at the through hole through friction force.

Compared with the prior art, the beneficial effects of the utility model are that: in the process of assembling and disassembling the end socket and the main body, a plurality of bolts can be moved simultaneously, the end socket and the main body can be assembled and disassembled more conveniently, and the assembling and disassembling efficiency is improved.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic diagram of the right side view of FIG. 1;

FIG. 4 is an enlarged view of a portion A of FIG. 1;

fig. 5 is a cross-sectional view of the present invention;

in the drawings, the reference numbers: 1. a main body; 2. sealing the end; 3. a flange plate; 4. a bolt; 5. a nut; 6. a circular ring; 7. a track; 8. a bevel gear ring; 9. a rotating shaft; 10. a bevel gear; 11. an operating ring; 12. a first swing arm; 13. a second swing arm; 14. and a magnet.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model discloses an anticorrosion sealing structure for a compact heat exchanger, which comprises a main body 1 and end sockets 2 at two sides of the main body 1, wherein the end sockets 2 at two sides are fixed on the main body 1 through a flange 3, a bolt 4 and a nut 5; the sealing head is characterized by further comprising a circular ring 6 which is slidably mounted on the sealing head 2 along the axis direction of the sealing head 2, a plurality of through holes are formed in the circular ring 6, the through holes correspond to the bolts 4 one by one, the bolts 4 are slidably mounted at the through holes one by one, one end of each bolt 4 penetrates through the through hole, and each bolt 4 corresponds to two nuts 5;

in this embodiment, when the head 2 is installed, a lifting device is used to adjust the position of the head 2, so that the flange 3 on the head 2 is tightly attached to the flange 3 on the main body 1, and the holes for the bolts 4 to pass through on the two are aligned one by one, then the ring 6 is pushed, the bolts 4 on the ring 6 pass through the flange 3 on the head 2 and the main body 1, then the nuts 5 are screwed on the two ends of the bolts 4, and the nuts 5 are screwed, so that the head 2 and the main body 1 are fixed, the bolts 4 are slidably installed at the through holes in order not to prevent the bolts 4 from moving relative to the ring 6, and since the bolts 4 are likely to be dislocated relative to the through holes when the nuts 5 are screwed, the connection effect of the head 2 and the main body 1 is not affected.

Furthermore, a track 7 is fixed on the outer wall of the end socket 2, and the circular ring 6 is in sliding fit with the track 7;

in the present embodiment, the tracks 7 are arranged in two groups in a circumferential array, the tracks 7 are fixed on the outer wall of the end enclosure 2, and the cross-sectional shape of the tracks 7 is not illustrated, so that the circular ring 6 can slide relative to the end enclosure 2 along the axial direction thereof.

Further, a bevel gear ring 8 is rotatably mounted on the end socket 2, in order to stabilize the rotation of the bevel gear ring 8, in this embodiment, the bevel gear ring 8 is rotatably mounted on the end socket 2 by using a bearing, the bevel gear ring 8 and the end socket 2 are coaxially arranged, the end socket 2 is further rotatably mounted with a plurality of rotating shafts 9, in this embodiment, the number of the rotating shafts 9 is two, the axis of each rotating shaft 9 is perpendicular to the axis of the end socket 2, and a bevel gear 10 meshed with the bevel gear ring 8 is fixed on each rotating shaft 9;

a connecting rod assembly is fixed on the rotating shaft 9 and is rotationally connected with the circular ring 6;

in this embodiment, when the bevel gear ring 8 is rotated, the bevel gear 10 and the rotating shaft 9 are rotated simultaneously in the same direction, and the link assembly on the rotating shaft 9 is operated to slide the ring 6 along the rail 7, thereby driving the bolt 4 to move.

Further, an operating ring 11 is rotatably mounted on the bevel gear ring 8;

in this embodiment, the operation ring 11 is rotatably installed on the outer wall of the bevel gear ring 8, so that a user can hold the operation ring 11 to rotate the bevel gear ring 8 in order to facilitate the rotation of the operation ring 11, without adding power, and the operation is more convenient.

Furthermore, the connecting rod assembly comprises a first swing arm 12 fixedly connected with the rotating shaft 9 and a second swing arm 13 rotatably connected with the first swing arm 12, and the other end of the second swing arm 13 is rotatably connected with the circular ring 6;

in this embodiment, when the rotating shaft 9 rotates, the first swing arm 12 thereon is driven to rotate, and the ring 6 moves along the track 7 under the pushing of the first swing arm 12 and the second swing arm 13.

Further, the rotating shaft 9 is rotatably connected with the end socket 2 through a bearing;

in this embodiment, the rotating shaft 9 is rotatably connected with the end socket 2 through a bearing, so that the rotating shaft 9 can rotate more smoothly.

Further, a magnet 14 is fixed at the through hole, and the bolt 4 is fixed on the magnet 14 at the through hole through magnetic force;

in this embodiment, in order to facilitate the sliding of the bolt 4 on the magnet 14, the partial area of the bolt 4 is set to be a smooth surface, the magnet 14 installed at the through hole can drive the bolt 4 to move when the ring 6 moves, and simultaneously, the bolt 4 can also move when the nut 5 is screwed.

Furthermore, a rubber ring is fixed at the through hole, and the bolt 4 is fixed on the rubber ring at the through hole through friction force;

in this embodiment, in order to facilitate the sliding of the bolt 4 on the rubber ring, the partial area of the bolt 4 is set as a smooth surface, and through the rubber ring installed at the through hole, the ring 6 can drive the bolt 4 to move when moving, and meanwhile, when the nut 5 is screwed, the bolt 4 can also move.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the utensil connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An anti-corrosion sealing structure for a compact heat exchanger comprises a main body (1) and end enclosures (2) on two sides of the main body (1), wherein the end enclosures (2) on the two sides are fixed on the main body (1) through a flange plate (3), a bolt (4) and a nut (5); the novel sealing device is characterized by further comprising a circular ring (6) which is slidably mounted on the sealing head (2) along the axis direction of the sealing head (2), wherein a plurality of through holes are formed in the circular ring (6), the bolts (4) are slidably mounted in the through holes one by one, and one end of each bolt (4) penetrates through the through holes.

2. The anti-corrosion sealing structure for the compact heat exchanger according to claim 1, wherein a rail (7) is fixed on the outer wall of the end socket (2), and the circular ring (6) is in sliding fit with the rail (7).

3. The anti-corrosion sealing structure for the compact heat exchanger according to claim 2, wherein the end enclosure (2) is further rotatably provided with a bevel gear ring (8), the end enclosure (2) is further rotatably provided with a plurality of rotating shafts (9), and the rotating shafts (9) are fixedly provided with bevel gears (10) engaged with the bevel gear ring (8);

a connecting rod component is fixed on the rotating shaft (9) and is rotationally connected with the circular ring (6).

4. An anti-corrosion sealing structure for a compact heat exchanger according to claim 3, characterized in that the bevel gear ring (8) is rotatably mounted with an operating ring (11).

5. The anti-corrosion sealing structure for the compact heat exchanger according to claim 4, wherein the connecting rod assembly comprises a first swing arm (12) fixedly connected with the rotating shaft (9), and a second swing arm (13) rotatably connected with the first swing arm (12), and the other end of the second swing arm (13) is rotatably connected with the ring (6).

6. The anti-corrosion sealing structure for the compact heat exchanger according to claim 5, characterized in that the rotating shaft (9) is rotatably connected with the end socket (2) through a bearing.

7. An anti-corrosion sealing structure for a compact heat exchanger according to claim 6, characterized in that a magnet (14) is fixed at the through hole, and the bolt (4) is fixed to the magnet (14) at the through hole by magnetic force.

8. The anti-corrosion sealing structure for the compact heat exchanger according to claim 6, wherein a rubber ring is fixed at the through hole, and the bolt (4) is fixed on the rubber ring at the through hole by friction.