CN212745509U - Heat exchange medium pipe companion heat cable fixing device - Google Patents
Heat exchange medium pipe companion heat cable fixing device Download PDFInfo
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- CN212745509U CN212745509U CN202020672700.6U CN202020672700U CN212745509U CN 212745509 U CN212745509 U CN 212745509U CN 202020672700 U CN202020672700 U CN 202020672700U CN 212745509 U CN212745509 U CN 212745509U
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- medium pipe
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Abstract
The utility model provides a heat transfer medium pipe companion heating cable fixing device, include: the hoop is sleeved on the circumferential surface of the heat exchange medium pipe, a plurality of line cards are uniformly distributed on the circumferential surface of the hoop, one end of each line card is fixedly connected to the circumferential surface of the hoop, a clamping groove is formed between the other end of each line card and the circumferential surface of the hoop, and an insulating heat tracing cable is fixed through the clamping groove respectively, so that the insulating heat tracing cables are uniformly distributed on the surface of the heat exchange medium pipe. The utility model discloses a heat transfer medium pipe companion heat cable fixing device design is simple, convenient to use, can be accurate at pipeline circumference equipartition companion heat extension cable to can effectively fix the cable position, avoid the not hard up influence heat transfer effect of cable, reached the fastening cable, along the effect of pipeline circumference equipartition cable.
Description
Technical Field
The utility model belongs to the technical field of light and heat power station equipment, concretely relates to heat transfer medium pipe companion heating cable fixing device.
Background
The tower type fused salt photo-thermal power station takes multi-component fused salt as a heat absorption, heat conduction and heat storage medium, the solidification temperature of the multi-component fused salt is generally in the range of 180-230 ℃, and in order to ensure that the fused salt medium in a fused salt pipeline and equipment is maintained in a liquid state 100% under any condition, namely, the crystallization phenomenon does not occur, electric tracing equipment is required to be used for heating the fused salt pipeline at night and in winter. At present, the common heat tracing cable heats the fused salt pipeline, the mineral insulation heat tracing cable of the domestic photo-thermal power station is installed on the outer wall of the fused salt pipeline, the extension cable is not provided with a definite fixed position, the iron wire is adopted for fastening in the construction process, the heat tracing cable can not be uniformly distributed on the outer wall of the pipeline, and the outer wall surface temperature difference of the fused salt pipeline is large, and the fused salt crystallization is locally formed in the inner part of the fused salt pipeline. Meanwhile, when a certain section of the heat tracing cable is damaged, the whole section of the pipeline heat-insulating layer needs to be removed, so that great engineering quantity is brought to maintenance. When the fused salt pipeline bears uneven thermal stress for a long time, the fused salt is crystallized, the system efficiency is reduced, the generated energy is reduced, the service life of the pipeline is greatly shortened, and the safety of the optical and thermal power station is greatly influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is an object of the present invention to provide a heat transfer medium pipe heat tracing cable fixing device for overcoming the above problems or at least partially solving or alleviating the above problems.
The utility model provides a heat transfer medium pipe companion heating cable fixing device, include: the hoop is sleeved on the circumferential surface of the heat exchange medium pipe, a plurality of line cards are uniformly distributed on the circumferential surface of the hoop, one end of each line card is fixedly connected to the circumferential surface of the hoop, a clamping groove is formed between the other end of each line card and the circumferential surface of the hoop, and an insulating heat tracing cable is fixed through the clamping groove respectively, so that the plurality of insulating heat tracing cables are uniformly distributed on the surface of the heat exchange medium pipe.
The utility model discloses optional characteristic below still having.
Optionally, the line card includes an elastic sheet, two ends of the elastic sheet are bent toward the same side, one end of the elastic sheet is fixedly connected to the circumferential surface of the hoop, and a clamping groove is formed between the other end of the elastic sheet and the hoop.
Optionally, each of the line cards includes two elastic pieces, and the two elastic pieces are juxtaposed on the surface of the hoop.
Optionally, the line card and the hoop are of an integrated structure, and gaps are arranged between two sides and end portions of the line card and the hoop.
Optionally, the number of the line cards is four, and the slot openings of every two axisymmetrically arranged line cards in the four line cards face the same direction.
Optionally, the hoop is integrally strip-shaped, and two ends of the hoop are connected end to form a ring.
Optionally, the hoop comprises two half rings, and two ends of the two half rings are connected in pairs to form a ring.
The utility model discloses a heat transfer medium pipe heat tracing cable fixing device passes through the hoop and fixes the surface at heat transfer medium pipe, through the fixed heat transfer medium pipe of a plurality of ply-yarn drill of evenly distributed on the hoop is global, solved among the prior art extension cable do not have clear mounted position, the pipeline is heated unevenly, fused salt pipeline is even to have fused salt crystallization phenomenon and overhauls the big scheduling problem of heat tracing cable work load, thereby guarantee that the pipeline is heated evenly in the heat tracing cable course of operation, more accurately control fused salt temperature, no longer demolish whole section pipeline heat preservation when overhauing the cable.
Drawings
Fig. 1 is a schematic end structure view of an embodiment of a heat-exchanging medium pipe heat-tracing cable fixing device of the present invention;
FIG. 2 is a schematic side view of the structure of FIG. 1;
fig. 3 is a schematic perspective view of fig. 1.
In the above figures: 1, a hoop; 2, line cards; 3, heat exchange medium pipe; 4 insulating heat tracing cable.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Detailed Description
Example 1
Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a heat transfer medium pipe heat tracing cable fixing device, including: hoop 1 and ply-yarn drill 2, hoop 1 cover is on heat exchange medium pipe 3 global, hoop 1 global on evenly distributed has a plurality of ply-yarn drills 2, the one end fixed connection of every ply-yarn drill 2 is global on hoop 1, forms the draw-in groove between the other end and hoop 1 global to fix an insulating heat tracing cable 4 respectively through the draw-in groove, make a plurality of insulating heat tracing cables 4 at heat exchange medium pipe 3's surface evenly distributed.
The quantity of hoop 1 has a plurality ofly, the internal diameter of every hoop 1 equals with heat transfer medium pipe 3's external diameter, a plurality of hoops 1 every certain distance firmly fix on heat transfer medium pipe 3, each ply-yarn drill 2 on every hoop 1 aligns on longitudinal distance along heat transfer medium pipe 3, ply-yarn drill 2 can be the welding on hoop 1, also can be through the connecting piece connection on hoop 1, can fix heat tracing cable 4 in ply-yarn drill 2, make heat tracing cable 4 evenly distributed in the pipe wall outside of heat transfer medium pipe 3, for heat transfer medium pipe 3 heating, make intraductal fused salt keep liquid, as the heat transfer medium of light and heat power station. When the heat tracing cable 4 needs to be replaced, the heat tracing cable 4 is taken out of the line card 2.
Example 2
Referring to fig. 1, 2 and 3, based on embodiment 1, the line card 2 includes an elastic sheet, two ends of the elastic sheet are bent toward the same side, one end of the elastic sheet is fixedly connected to the circumferential surface of the hoop 1, and a clamping groove is formed between the other end of the elastic sheet and the hoop 1.
The elastic sheet is made of metal, two ends of the elastic sheet are tilted, one end of the tilted elastic sheet is welded and fixed on the side wall of the hoop 1, and a gap is formed between the other end of the tilted elastic sheet and the hoop 1, so that the middle of the elastic sheet is arched, and the insulating heat tracing cable 4 can be conveniently clamped.
Example 3
Referring to fig. 1, 2 and 3, in embodiment 2, each line card 2 includes two elastic pieces, and the two elastic pieces are juxtaposed on the surface of the hoop 1.
Each line card 2 is composed of two elastic sheets arranged in parallel, and the insulated heat tracing cable 4 is clamped into the two elastic sheets, so that the insulated heat tracing cable 4 can be firmly fixed.
Example 4
On the basis of embodiment 1, ply-yarn drill 2 and hoop 1 are the integral type structure, are provided with the gap between the both sides and the tip of ply-yarn drill 2 and hoop 1.
The side wall of the hoop 1 can be directly punched with the line card 2, so that one end of the line card 2 is connected with the hoop 1, and a clamping groove (not shown) is formed between the other end of the line card 2 and the hoop 1 after tilting.
Example 5
Referring to fig. 1, based on embodiment 1, the number of the line cards 2 is four, and the card slot openings of every two axisymmetrically arranged line cards 2 in the four line cards 2 are oriented in the same direction.
Two liang of axisymmetric settings of four ply-yarn drill 2 can make the opening side of four ply-yarn drill 2 all towards the same one side of hoop 1, make things convenient for the staff like this to go into insulating heat tracing cable 4 or take out insulating heat tracing cable 4 from four ply-yarn drill 2 toward ply-yarn drill 2 in the card.
Example 6
On the basis of any one of the above embodiments, the hoop 1 is a strip shape as a whole, and two ends of the hoop are connected end to form a ring shape.
The hoop 1 is strip-shaped, and is wound on the heat exchange medium pipe 3 and then connected end to end through bolts or buckles.
Example 7
On the basis of any one of the above embodiments, the hoop 1 comprises two half rings, and two ends of the two half rings are connected in pairs to form a ring.
The hoop 1 comprises two half rings made of strip-shaped metal pieces, the two half rings are buckled on the heat exchange medium pipe 3, and then the two ends of the two half rings are connected through bolts to form the complete hoop 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.
Claims (7)
1. The utility model provides a heat transfer medium pipe companion's heat cable fixing device which characterized in that includes: hoop (1) and ply-yarn drill (2), hoop (1) cover is on heat exchange medium pipe (3) global, hoop (1) global on evenly distributed have a plurality ofly ply-yarn drill (2), every the one end fixed connection of ply-yarn drill (2) is in hoop (1) global on, the other end with form the draw-in groove between hoop (1) global to fix an insulating companion's heat cable (4) respectively through the draw-in groove, make a plurality ofly insulating companion's heat cable (4) are in the surface evenly distributed of heat exchange medium pipe (3).
2. The heat-tracing cable fixing device for the heat exchange medium pipe according to claim 1, wherein the line clip (2) comprises an elastic sheet, two ends of the elastic sheet are bent towards the same side, one end of the elastic sheet is fixedly connected to the circumferential surface of the hoop (1), and a clamping groove is formed between the other end of the elastic sheet and the hoop (1).
3. The heat-exchanging medium pipe heat-tracing cable fixing device according to claim 2, wherein each of said line cards (2) comprises two elastic pieces, and said two elastic pieces are juxtaposed on the surface of said hoop (1).
4. The heat-tracing cable fixing device for the heat exchange medium pipe according to claim 1, wherein the line clip (2) and the hoop (1) are of an integral structure, and gaps are arranged between the two sides and the end parts of the line clip (2) and the hoop (1).
5. The heat-tracing cable fixing device for the heat exchange medium pipe according to claim 1, wherein the number of the line cards (2) is four, and the directions of the openings of the clamping grooves of every two axisymmetrically arranged line cards (2) in the four line cards (2) are the same.
6. The heat-tracing cable fixing device for heat-exchanging medium pipes as claimed in any one of claims 1 to 5, wherein the hoop (1) is a bar shape as a whole, and two ends of the hoop are connected end to form a ring shape.
7. The heat-exchanging medium pipe heat-tracing cable fixing device according to any one of claims 1 to 5, wherein the hoop (1) comprises two half rings, and two ends of the two half rings are connected two by two to form a ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020672700.6U CN212745509U (en) | 2020-04-27 | 2020-04-27 | Heat exchange medium pipe companion heat cable fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020672700.6U CN212745509U (en) | 2020-04-27 | 2020-04-27 | Heat exchange medium pipe companion heat cable fixing device |
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| Publication Number | Publication Date |
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| CN212745509U true CN212745509U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020672700.6U Active CN212745509U (en) | 2020-04-27 | 2020-04-27 | Heat exchange medium pipe companion heat cable fixing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431978A (en) * | 2021-05-08 | 2021-09-24 | 中国电建集团山东电力建设第一工程有限公司 | Linear Fresnel type photo-thermal power station molten salt pipeline system and electric tracing installation method |
| CN114725836A (en) * | 2022-03-28 | 2022-07-08 | 中国化学工程第四建设有限公司 | Method for paving insulated heating cable with heat tracing structure |
-
2020
- 2020-04-27 CN CN202020672700.6U patent/CN212745509U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431978A (en) * | 2021-05-08 | 2021-09-24 | 中国电建集团山东电力建设第一工程有限公司 | Linear Fresnel type photo-thermal power station molten salt pipeline system and electric tracing installation method |
| WO2022237020A1 (en) * | 2021-05-08 | 2022-11-17 | 中国电建集团山东电力建设第一工程有限公司 | Linear fresnel photo-thermal power station molten salt pipe system and electric heat tracing installation method |
| CN114725836A (en) * | 2022-03-28 | 2022-07-08 | 中国化学工程第四建设有限公司 | Method for paving insulated heating cable with heat tracing structure |
| CN114725836B (en) * | 2022-03-28 | 2023-09-01 | 中国化学工程第四建设有限公司 | Insulating heating cable paving method with heat tracing structure |
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