CN211234048U - Novel spiral baffle heat exchanger - Google Patents
Novel spiral baffle heat exchanger Download PDFInfo
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- CN211234048U CN211234048U CN201922023926.3U CN201922023926U CN211234048U CN 211234048 U CN211234048 U CN 211234048U CN 201922023926 U CN201922023926 U CN 201922023926U CN 211234048 U CN211234048 U CN 211234048U
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- baffle plate
- core tube
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Abstract
A novel spiral baffle plate heat exchanger comprises a heat exchanger body, wherein pipe plates are fixedly connected to two ends of the heat exchanger body, a liquid inlet and a liquid outlet are respectively arranged on the side walls of the two ends of the heat exchanger body, a shaft rod connected with the pipe plates at the two ends is arranged on the central axis of the heat exchanger body, a baffle assembly and a plurality of heat exchange pipes are arranged in the heat exchanger body, the baffle assembly comprises at least two baffle units, each baffle unit comprises a core pipe arranged on the shaft rod and a spiral baffle plate arranged on the core pipe, a plurality of shaft holes for the heat exchange pipes to penetrate through are arranged on the baffle plate, a plurality of fins are arranged on the surface of the baffle plate, a sealing ring is arranged between the contact surfaces of two adjacent core pipes, the structure is simple, two adjacent baffle units can be connected in, welding is not needed, and the assembly is easy.
Description
Technical Field
The utility model belongs to the heat exchanger equipment field especially relates to a novel spiral baffling board heat exchanger.
Background
With the rapid development of economy and industry, countries in the world face the problem of energy shortage, so how to efficiently utilize the existing energy is the focus of increasing attention of people in each country. The heat exchanger is energy-saving equipment for realizing heat transfer between materials between two or more than two fluids with different temperatures, is used for transferring heat from a higher fluid to a lower-temperature fluid, and is one of main equipment for improving the energy utilization rate. At present, the heat exchanger which is widely applied is a spiral baffle heat exchanger.
Chinese patent publication No. CN104949566A discloses a spiral baffle. The spiral baffle plate comprises at least two spiral baffle plate units, each spiral baffle plate unit comprises two semi-cylindrical core pipes which are connected, and the arc surface of at least one core pipe is provided with a baffle plate extending along the spiral direction. Two adjacent spiral baffling board units are through the cooperation grafting connection of grafting lug and connecing the socket, because two adjacent spiral baffling board units are only through simple grafting connection, so there is the clearance easily between two adjacent spiral baffling board units to lead to the fluid to pass from the clearance when flowing on the spiral baffling board, influence heat transfer effect, wait to improve.
SUMMERY OF THE UTILITY MODEL
To the problem that exists, the utility model provides a overcome the defect among the prior art, rational in infrastructure's spiral baffling board heat exchanger.
The technical solution of the utility model is that: the utility model provides a novel spiral baffling board heat exchanger, includes the heat exchanger body of both ends fixedly connected with tube sheet, be equipped with inlet and liquid outlet on the lateral wall of heat exchanger body both ends respectively, be equipped with the axostylus axostyle that links to each other with the both ends tube sheet on the heat exchanger body axis, this internal baffling subassembly and many heat exchange tubes of being equipped with of heat exchanger, the baffling subassembly includes two at least baffling units, the baffling unit is including setting up core pipe on the axostylus axostyle is in with the setting spiral baffling board on the core pipe, be equipped with the confession on the baffling board a plurality of shaft holes that the heat exchange tube runs through.
The utility model discloses a further improvement lies in: the core pipe comprises a left core pipe and a right core pipe which are semi-cylindrical, the left core pipe and the right core pipe are buckled and installed on the shaft lever, and a baffle plate extending along the spiral direction is arranged on the arc surface of at least one of the left core pipe and the right core pipe.
The utility model discloses a further improvement lies in: the inner surface of the left core tube and the inner surface of the right core tube are provided with semicircular positioning grooves for the shaft lever to pass through, the two sides of the positioning groove on the inner surface of the left core tube are respectively provided with a left clamping block and a left clamping groove, the two sides of the positioning groove on the inner surface of the right core tube are provided with a right clamping groove and a right clamping block which respectively correspond to the left clamping block and the left clamping groove, and the two clamping grooves are mutually spliced to form a whole to be buckled on the.
The utility model discloses a further improvement lies in: the upper ends of the left core tube and the right core tube are provided with two semicircular threaded insertion blocks which are spliced into a circle, and the insides of the left core tube and the right core tube are provided with insertion grooves with threads matched with the shapes of the insertion blocks and used for connecting adjacent core tubes.
The utility model discloses a further improvement lies in: the fins are vertically fixed on the plate surface of the baffle plate and are flush with the flowing direction of the medium spirally flowing on the baffle plate.
The utility model discloses a further improvement lies in: one end of each baffle plate is provided with a groove, and the other end of each baffle plate is provided with a lug which is clamped into the groove and used for connecting the adjacent baffle plates.
The utility model discloses a further improvement lies in: and the inner surface of the groove is provided with an elastic sealing layer.
The utility model has the advantages that: 1. the structure is simple, two adjacent baffle units can be connected in an inserting way, and the spiral baffle plate with the specified length can be assembled according to the structure of the shell-and-tube heat exchanger, so that the spiral baffle plate is free from welding and easy to assemble; 2. the threaded connection between the insertion block and the insertion groove is utilized, and the connection between the clamping groove and the clamping block is matched, so that the fixed connection of two adjacent core tubes is realized, the connection between two adjacent baffle plates is facilitated through the clamping of the groove and the convex block, and the connection strength between the components is improved; 3. the sealing rings are arranged on the contact surfaces of the two core pipes and the elastic sealing layers are arranged on the contact surfaces of the baffle plates, so that the connection tightness between the components is improved, fluid is prevented from passing through gaps between the components when flowing on the spiral baffle plates, and the heat transfer effect is enhanced; 4. the fins are arranged on the baffle plate, so that a medium entering the heat exchanger spirally flows along the spiral baffle plate under the blocking of the fins, the medium is prevented from deviating to the shell of the heat exchanger due to the action of centrifugal force, and the flow velocity of the medium at each position in the heat exchanger is more stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view showing the double spiral connection of the core tube and the baffle plate according to the present invention;
FIG. 3 is a schematic structural view of a core tube according to the present invention;
fig. 4 is a schematic diagram of a structure of a middle fin of the present invention;
FIG. 5 is a schematic view of a single spiral connection between the core tube and the baffle plate according to the present invention;
FIG. 6 is a schematic view of the connection between the grooves and the bumps of the middle baffle plate according to the present invention;
the heat exchanger comprises a tube plate 1, a heat exchanger body 2, a liquid inlet 3, a liquid outlet 4, a shaft rod 5, a core tube 6, a baffle plate 7, a heat exchange tube 8, a fin 9, a sealing ring 10, a left core tube 11, a right core tube 12, an elastic sealing layer 13, a positioning groove 14, a left clamping block 15, a right clamping groove 16, an inserting block 17, an inserting groove 18, a groove 19 and a bump 20.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
As shown in the drawing, the novel spiral baffle plate heat exchanger provided by the embodiment comprises a heat exchanger body with two end fixedly connected tube plates 1, wherein the side walls of two ends of the heat exchanger body 2 are respectively provided with a liquid inlet 3 and a liquid outlet 4, the axle rod 5 connected with the tube plates 1 at two ends is arranged on the axle wire in the heat exchanger body 2, the heat exchanger body is internally provided with a baffle assembly and a plurality of heat exchange tubes 8, the baffle assembly comprises at least two baffle units, the baffle units comprise core tubes 6 arranged on the axle rod 5 and spiral baffle plates 7 arranged on the core tubes 6, the baffle plates 7 are provided with a plurality of shaft holes for the heat exchange tubes 8 to run through, the surfaces of the baffle plates 7 are provided with a plurality of fins 9, and sealing rings 10 are arranged between the contact surfaces of the adjacent two.
The core pipe 6 comprises a left core pipe 11 and a right core pipe 12 which are semi-cylindrical, the left core pipe 11 and the right core pipe 12 are buckled and installed on the shaft rod 5, the arc surface of at least one of the left core pipe and the right core pipe is provided with a baffle plate 7 which extends along the spiral direction, as shown in figure 2, the arc surfaces of the left core pipe and the right core pipe are provided with baffle plates to form a double-spiral baffle plate, and as shown in figure 5, one of the left core pipe and the right core pipe is provided with a baffle plate to form a single-spiral baffle plate; the inner surface of the left core tube 11 and the inner surface of the right core tube 12 are provided with semicircular positioning grooves 14 for the shaft lever to pass through, two sides of the positioning groove on the inner surface of the left core tube 11 are respectively provided with a left clamping block 15 and a left clamping block 16, two sides of the positioning groove on the inner surface of the right core tube 12 are provided with a right clamping block and a right clamping block which respectively correspond to the left clamping block 15 and the left clamping block 16, and the two clamping blocks are mutually spliced to form a whole and buckled on the shaft lever 5.
The upper ends of the left core tube 11 and the right core tube 12 are provided with two semicircular threaded insertion blocks 17 which can be spliced into a cylinder shape, and the insides of the left core tube 11 and the right core tube 12 are provided with threaded insertion grooves 18 matched with the shapes of the insertion blocks 17 and used for connecting adjacent core tubes.
The fin 9 is vertically fixed on the plate surface of the baffle plate 7 and is flush with the flowing direction of a medium spirally flowing on the baffle plate, one end part of the baffle plate 7 is provided with a groove 19, the other end part of the baffle plate is provided with a lug 20 clamped in the groove 19 and used for connecting adjacent baffle plates, and the inner surface of the groove of the baffle plate is provided with an elastic sealing layer 13.
The beneficial effect of this embodiment is: 1. the structure is simple, two adjacent baffle units can be connected in an inserting way, and the spiral baffle plate with the specified length can be assembled according to the structure of the shell-and-tube heat exchanger, so that the spiral baffle plate is free from welding and easy to assemble; 2. the threaded connection between the insertion block and the insertion groove is utilized, and the connection between the clamping groove and the clamping block is matched, so that the fixed connection of two adjacent core tubes is realized, the connection between two adjacent baffle plates is facilitated through the clamping of the groove and the convex block, and the connection strength between the components is improved; 3. the sealing rings are arranged on the contact surfaces of the two core pipes and the elastic sealing layers are arranged on the contact surfaces of the baffle plates, so that the connection tightness between the components is improved, fluid is prevented from passing through gaps between the components when flowing on the spiral baffle plates, and the heat transfer effect is enhanced; 4. the fins are arranged on the baffle plate, the outer edge of the baffle plate is arranged to be in a sawtooth shape, so that tension is damaged when a medium entering the heat exchanger flows spirally along the spiral baffle plate, the medium is prevented from deviating to the shell of the heat exchanger due to the action of centrifugal force under the blocking of the fins, and the flow velocity of the medium at each position in the heat exchanger is more stable.
It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and the utility model only describe the principle of the present invention without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A novel spiral baffle heat exchanger is characterized in that: the heat exchanger comprises a heat exchanger body, wherein two end fixedly connected tube plates are arranged, the side walls of two ends of the heat exchanger body are respectively provided with a liquid inlet and a liquid outlet, a shaft rod connected with the tube plates at two ends is arranged on the central axis of the heat exchanger body, a baffling component and a plurality of heat exchange tubes are arranged in the heat exchanger body, the baffling component comprises at least two baffling units, each baffling unit comprises a core tube arranged on the shaft rod and a spiral baffling plate arranged on the core tube, a plurality of shaft holes for the heat exchange tubes to run through are formed in the baffling plate, a plurality of fins are arranged on the surface of the baffling plate.
2. A novel spiral baffle heat exchanger as set forth in claim 1, wherein: the core pipe comprises a left core pipe and a right core pipe which are semi-cylindrical, the left core pipe and the right core pipe are buckled and installed on the shaft lever, and a baffle plate extending along the spiral direction is arranged on the arc surface of at least one of the left core pipe and the right core pipe.
3. A novel spiral baffle heat exchanger as claimed in claim 2, wherein: the inner surface of the left core tube and the inner surface of the right core tube are provided with semicircular positioning grooves for the shaft lever to pass through, the two sides of the positioning groove on the inner surface of the left core tube are respectively provided with a left clamping block and a left clamping groove, the two sides of the positioning groove on the inner surface of the right core tube are provided with a right clamping groove and a right clamping block which respectively correspond to the left clamping block and the left clamping groove, and the two clamping grooves are mutually spliced to form a whole to be buckled on the.
4. A novel spiral baffle heat exchanger as claimed in claim 2, wherein: the upper ends of the left core tube and the right core tube are provided with two semicircular threaded insertion blocks which are spliced into a circle, and the insides of the left core tube and the right core tube are provided with insertion grooves with threads matched with the shapes of the insertion blocks and used for connecting adjacent core tubes.
5. A novel spiral baffle heat exchanger as set forth in claim 1, wherein: the fins are vertically fixed on the plate surface of the baffle plate and are flush with the flowing direction of the medium spirally flowing on the baffle plate.
6. A novel spiral baffle heat exchanger as set forth in claim 1, wherein: one end of each baffle plate is provided with a groove, and the other end of each baffle plate is provided with a lug which is clamped into the groove and used for connecting the adjacent baffle plates.
7. A novel spiral baffle heat exchanger as set forth in claim 6, wherein: and the inner surface of the groove is provided with an elastic sealing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922023926.3U CN211234048U (en) | 2019-11-21 | 2019-11-21 | Novel spiral baffle heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922023926.3U CN211234048U (en) | 2019-11-21 | 2019-11-21 | Novel spiral baffle heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN211234048U true CN211234048U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922023926.3U Active CN211234048U (en) | 2019-11-21 | 2019-11-21 | Novel spiral baffle heat exchanger |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344766A (en) * | 2020-11-30 | 2021-02-09 | 江苏埃米诺装备制造有限公司 | Three-way spiral shell-and-tube heat exchanger |
| CN116045703A (en) * | 2023-03-02 | 2023-05-02 | 南京麦驰钛业有限公司 | Double-channel spiral baffle plate heat exchanger and heat exchange method thereof |
-
2019
- 2019-11-21 CN CN201922023926.3U patent/CN211234048U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344766A (en) * | 2020-11-30 | 2021-02-09 | 江苏埃米诺装备制造有限公司 | Three-way spiral shell-and-tube heat exchanger |
| CN116045703A (en) * | 2023-03-02 | 2023-05-02 | 南京麦驰钛业有限公司 | Double-channel spiral baffle plate heat exchanger and heat exchange method thereof |
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