CN212203577U - Heat exchanger pipeline sealing device - Google Patents
Heat exchanger pipeline sealing device Download PDFInfo
- Publication number
- CN212203577U CN212203577U CN202022272715.6U CN202022272715U CN212203577U CN 212203577 U CN212203577 U CN 212203577U CN 202022272715 U CN202022272715 U CN 202022272715U CN 212203577 U CN212203577 U CN 212203577U
- Authority
- CN
- China
- Prior art keywords
- section
- pipeline
- heat exchanger
- force
- application
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract 5
- 238000007906 compression Methods 0.000 claims abstract 5
- 239000011324 bead Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 15
- 238000005260 corrosion Methods 0.000 abstract description 15
- 238000001125 extrusion Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 13
- 238000005536 corrosion prevention Methods 0.000 description 9
- 239000013535 sea water Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000010405 anode material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model is suitable for the technical field of general heat exchange equipment, and provides a heat exchanger pipeline sealing device, which comprises an inserting pipeline, wherein the inserting pipeline is also provided with a convex opening, and the end part of the convex opening is provided with a connecting ring for placing a sealing block; the sealing block comprises a conical section and a circular ring section; the circular ring section is inserted into the connecting ring, and one side of the circular ring section, which is positioned inside the convex opening, is fixedly connected with an electric potential block; the conical section is connected with a first force application part, and a compression hole with a conical inner part is arranged on the first force application part; the outside both sides of tang all are equipped with the second application of force piece, wear to establish the fastener between second application of force piece and the first application of force piece. Therefore, the utility model is suitable for a general indirect heating equipment's easy hourglass pipeline is sealed, and seal structure is simple, through to the inside extrusion force of sealed piece, makes sealed piece stably be located the grafting pipeline, does not receive the water pressure to influence, thereby make the grafting pipeline remain the efficient corrosion resisting property all the time, protect two wares not corroded, improve indirect heating equipment's heat exchange efficiency.
Description
Technical Field
The utility model relates to a general indirect heating equipment technical field especially relates to a heat exchanger pipe sealing device.
Background
The heat exchange device is a device for transferring heat from a hot fluid to a cold fluid, and the heat exchange device can be a single device such as a heater, a cooler, a condenser and the like, and can also be a component of a certain process device such as a waste heat recovery device in petrochemical industry and coal industry.
During the operation of the heat exchange equipment, heat is often extracted from seawater in winter through the heat exchanger main unit to release heat in summer, so that the power consumption is reduced.
In order to prevent the corrosion of the two devices, in the prior art, a low-potential metal is additionally blocked and added on a water supply pipeline of a heat exchanger main machine to play a role in corrosion prevention, and the corrosion prevention principle is as follows: the low potential metal has a lower potential than the metals in the two devices, so that the low potential metal firstly becomes the anode of the corrosion battery, the metals in the two devices become the cathode, and the two devices are protected from corrosion by the dissolution and sacrifice of the anode materials, thereby prolonging the service life of the two devices. This technique is used, for example, in patent publication No. CN 203869577U.
However, in the practical use process of the above scheme, because the low-potential metal is additionally blocked and added to the corrosion prevention device, the sealing effect is limited, when seawater flows into the corrosion prevention device from the water supply pipeline, if the water pressure inside the corrosion prevention device is greater than the water pressure of the outside seawater, after long-time use, the low-potential metal is easily flushed away from the corrosion prevention device by the seawater, and once the low-potential metal is flushed away, the corrosion prevention performance of the corrosion prevention device is lost.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
To foretell defect, an object of the utility model is to provide a heat exchanger pipeline sealing device, its be applicable to the sealing of general heat exchange equipment's easy hourglass pipeline, seal structure is simple, through to the inside extrusion force of sealed piece, makes sealed piece stably be located the grafting pipeline, does not receive the water pressure to influence to make the grafting pipeline remain the efficient corrosion resisting property all the time, protect two wares not corroded, improve heat exchange equipment's heat exchange efficiency.
In order to achieve the above object, the utility model provides a heat exchanger pipeline sealing device, including the grafting pipeline, the both ends of grafting pipeline are connected respectively in the supply channel, the middle part of grafting pipeline is the cavity, still be equipped with the tang on the grafting pipeline, the tip of tang is equipped with the go-between that is used for laying sealed piece.
The sealing block comprises a conical section and a circular ring section; the circular ring section is inserted into the connecting ring, and one side of the circular ring section, which is positioned inside the convex opening, is fixedly connected with a potential block; the tapered section is connected with a first force application part, a pressing hole with a tapered shape is formed in the first force application part, and the pressing hole is formed in the tapered section in a mode that the small-diameter end of the tapered section is downwards sleeved with the tapered section.
The outside both sides of tang all are equipped with the second application of force piece, wear to establish the fastener between second application of force piece and the first application of force piece.
Further, the inner diameter of the connecting ring is larger than that of the convex opening.
Furthermore, the conical section and the circular ring section are of an integrally formed structure.
Further, the length of the circular ring section is not less than the length of the connecting ring.
Further, the taper angle of the pressing hole is the same as the taper angle of the taper section.
Further, the inner diameter of the large-diameter end of the pressing hole is smaller than that of the large-diameter end of the conical section.
Furthermore, a plurality of sealing rings are arranged in the connecting ring.
Furthermore, a filter screen is arranged in the convex opening, and the potential block is positioned between the circular ring section and the filter screen.
Further, the fastener is a bolt.
The utility model aims to provide a heat exchanger pipeline sealing device, which is characterized in that a convex opening is arranged on an inserting pipeline and is connected with a sealing block through a connecting ring; the sealing block is provided with a potential block at one side inside the convex opening, the potential of the potential block is lower than that of metal inside the two devices, the potential block firstly becomes an anode of a corrosion battery, the two devices are protected from corrosion, and the service lives of the two devices are prolonged; sealed piece includes toper section and ring segment, and first application of force piece is connected to the toper section, is equipped with inside for conical compaction hole on the first application of force piece, compresses tightly the hole certainly the thin footpath end of toper section cup joints the toper section downwards, and the outside both sides of tang all are equipped with second application of force piece, wears to establish the fastener between second application of force piece and the first application of force piece, through first application of force piece extrusion toper section, makes sealed piece receive to the inside effort of tang, when sealed piece receives the inside water pressure of supporting body and is greater than outside sea water pressure, sealed piece still can stably be located the inside of tang, avoids sealed piece and fixed electric potential piece by the rush-out, makes the grafting pipeline keep corrosion behavior all the time. To sum up, the beneficial effects of the utility model are that: the sealing structure is simple, the sealing blocks are stably located in the plug-in pipeline and are not influenced by water pressure through inward extrusion force of the sealing blocks, so that the plug-in pipeline always keeps efficient corrosion resistance, two devices are protected from being corroded, and the heat exchange efficiency of the heat exchange equipment is improved.
Drawings
FIG. 1 is a schematic view of the structure of the plugging pipe of the present invention; FIG. 2 is a schematic top view of the first force applying member of FIG. 1; FIG. 3 is a schematic view of the heat exchanger main unit circulation system of the present invention; in the figure: 1-inserting a pipeline, 11-a cavity, 12-a convex opening, 13-a connecting ring and 14-a sealing ring; 21-conical section, 22-circular ring section; 3-a potential block, 4-a filter screen, 5-a first force application part and 51-a pressing hole; 6-second force applying part, 7-fastening part, 8-heat exchanger main machine and 81-water supply pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 3, the present invention provides a heat exchanger pipe sealing device, which comprises a plugging pipe 1 disposed on a water supply pipeline 81 of a heat exchanger main unit 8.
Referring to fig. 1-3, two ends of the plugging pipe 1 are respectively connected with a water supply pipeline 81, the middle part of the plugging pipe 1 is a cavity 11, and the cavity 11 is used for water flow to pass through; the plugging pipeline 1 is also provided with a convex opening 12, the end part of the convex opening 12 is provided with a connecting ring 13 for placing a sealing block, and the inner diameter of the connecting ring 13 is larger than that of the convex opening 12.
The sealing block comprises a conical section 21 and a circular section 22, and in the utility model, the conical section 21 and the circular section 22 are of an integrated structure; the circular ring section 22 is inserted into the connecting ring 13, the length of the circular ring section 22 is not less than that of the connecting ring 13, one side of the circular ring section 22, which is positioned inside the convex opening 12, is fixedly connected with the potential block 3, and the potential of the potential block 3 is lower than that of metal inside the two devices; the tapered section 21 is connected to the first force application member 5, and referring to fig. 2, the first force application member 5 is provided with a pressing hole 51 having a tapered inner portion, and the pressing hole 51 is sleeved downward on the tapered section 21 from the small diameter end of the tapered section 21.
The outside both sides of tang 12 all are equipped with second application of force piece 6, wear to establish fastener 7 between second application of force piece 6 and the first application of force piece 5. In the utility model discloses in, fastener 7 is the bolt.
In the using process, the circular ring section 22 fixedly connected with the potential block 3 is inserted into the connecting ring 13, then the pressing hole 51 of the first force application member 5 is sleeved on the conical section 21, the first force application member 5 and the second force application member 6 are locked through the fastening member 7, the first force application member 5 approaches to the convex opening 12 and extrudes the conical section 21, namely, the whole sealing block is pressed, the sealing block is subjected to the acting force towards the inner part of the convex opening 12, and when the sealing block is subjected to the water pressure in the bearing body, which is greater than the water pressure of the outside seawater, the sealing block can still be stably positioned in the convex opening 12, so that the sealing block and the potential block 3 fixed by the sealing block are prevented from being flushed out; when the potential block 3 needs to be replaced or placed, the fastening piece 7 is loosened, the first force application member 5 is detached from the tapered section 21, the sealing block is taken out, and the potential block 3 can be replaced or placed. When the plugging pipeline is communicated with the water supply pipeline 81, because the potential of the potential block 3 is lower than the potential of metals in the two devices, the potential block 3 firstly becomes an anode of the corrosion battery, the metals in the two devices become a cathode, and the two devices are protected from corrosion by the dissolution and sacrifice of anode materials, so that the service lives of the two devices are prolonged.
The utility model discloses in, the toper angle that compresses tightly hole 51 is the same with the toper angle of toper section 21, and the messenger compresses tightly hole 51 and toper section 21's cooperation precision higher, and first application of force spare 5 is more smooth and easy when extruding toper section 21 to the 12 directions of tang. The internal diameter of the wide diameter end of hold down hole 51 is less than the wide diameter end internal diameter of toper section 21, make initial state's 5 bottoms of first application of force spare and the tip of bellmouth 12 have certain reservation hole, when first application of force spare 5 atress, first application of force spare 5 has sufficient space to be close to bellmouth 12, the extrusion force to bellmouth 12 direction that produces toper section 21 is bigger, make the inside bigger outside water pressure that can bear of ring segment 22, sealed piece is more difficult to be rushed out the outside of bellmouth 12 by water pressure, even sealed piece all the time with grafting pipeline 1 structure as an organic whole.
In order to improve the sealing performance of the sealing block circular ring section 22 and the connecting ring 13 in the connection process, a plurality of rings of sealing rings 14 are further arranged in the connecting ring 13.
The volume of the potential block 3 is gradually reduced after long-term corrosion prevention, and the potential block is easily flushed into the heat exchanger main machine 8 by circulating water, so that the heat exchanger main machine 8 is blocked and breaks down; therefore, as a preferred solution, a filter screen 4 is also provided in the boss 12, and the potential block 3 is located between the circular ring segment 22 and the filter screen 4.
To sum up, the utility model arranges the convex opening on the splicing pipeline, and the convex opening is connected with the sealing block through the connecting ring; the sealing block is provided with a potential block at one side inside the convex opening, the potential of the potential block is lower than that of metal inside the two devices, the potential block firstly becomes an anode of a corrosion battery, the two devices are protected from corrosion, and the service lives of the two devices are prolonged; sealed piece includes toper section and ring segment, and first application of force piece is connected to the toper section, is equipped with inside for conical compaction hole on the first application of force piece, compresses tightly the hole certainly the thin footpath end of toper section cup joints the toper section downwards, and the outside both sides of tang all are equipped with second application of force piece, wears to establish the fastener between second application of force piece and the first application of force piece, through first application of force piece extrusion toper section, makes sealed piece receive to the inside effort of tang, when sealed piece receives the inside water pressure of supporting body and is greater than outside sea water pressure, sealed piece still can stably be located the inside of tang, avoids sealed piece and fixed electric potential piece by the rush-out, makes the grafting pipeline keep corrosion behavior all the time. To sum up, the beneficial effects of the utility model are that: the sealing structure is simple, the sealing blocks are stably located in the plug-in pipeline and are not influenced by water pressure through inward extrusion force of the sealing blocks, so that the plug-in pipeline always keeps efficient corrosion resistance, two devices are protected from being corroded, and the heat exchange efficiency of the heat exchange equipment is improved.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (9)
1. The heat exchanger pipeline sealing device is characterized by comprising an inserting pipeline, wherein two ends of the inserting pipeline are respectively connected with a water supply pipeline, the middle part of the inserting pipeline is a cavity, a convex opening is further formed in the inserting pipeline, and a connecting ring for placing a sealing block is arranged at the end part of the convex opening;
the sealing block comprises a conical section and a circular ring section; the circular ring section is inserted into the connecting ring, and one side of the circular ring section, which is positioned inside the convex opening, is fixedly connected with a potential block; the tapered section is connected with a first force application member, a compression hole with a tapered inner part is arranged on the first force application member, and the compression hole is downwards sleeved with the tapered section from the small-diameter end of the tapered section;
the outside both sides of tang all are equipped with the second application of force piece, wear to establish the fastener between second application of force piece and the first application of force piece.
2. The heat exchanger tube sealing device according to claim 1, wherein an inner diameter of the connection ring is larger than an inner diameter of the bead.
3. The heat exchanger tube seal assembly of claim 1, wherein the conical section and the annular section are of an integrally formed construction.
4. The heat exchanger tube seal assembly of claim 1, wherein the length of the annular segment is no less than the length of the connection ring.
5. The heat exchanger tube sealing device according to claim 1, wherein a taper angle of the compression hole is the same as a taper angle of the tapered section.
6. The heat exchanger tube sealing device according to claim 1, wherein a large diameter end inner diameter of the compression hole is smaller than a large diameter end inner diameter of the tapered section.
7. The heat exchanger tube sealing device of claim 1, wherein a plurality of rings of sealing rings are further provided in the connecting ring.
8. The heat exchanger tube sealing device of claim 1, wherein a filter screen is further disposed in the boss, and the potential block is located between the annular ring section and the filter screen.
9. The heat exchanger tube sealing device of claim 1, wherein the fastener is a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022272715.6U CN212203577U (en) | 2020-10-14 | 2020-10-14 | Heat exchanger pipeline sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022272715.6U CN212203577U (en) | 2020-10-14 | 2020-10-14 | Heat exchanger pipeline sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212203577U true CN212203577U (en) | 2020-12-22 |
Family
ID=73819366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022272715.6U Expired - Fee Related CN212203577U (en) | 2020-10-14 | 2020-10-14 | Heat exchanger pipeline sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212203577U (en) |
-
2020
- 2020-10-14 CN CN202022272715.6U patent/CN212203577U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2010250385B2 (en) | Pipe joint | |
| CN100588860C (en) | A hydraulic seal device with a sleeve | |
| CN103629456A (en) | Connecting nut special for refrigerating fluid connecting line of split-type air conditioner | |
| CN212203577U (en) | Heat exchanger pipeline sealing device | |
| CN206175881U (en) | T type nodular cast -iron pipe interface seal structure | |
| CN212430105U (en) | Scalable power transmission of single flange connects | |
| CN213271447U (en) | Ferrule type pipe joint combined structure | |
| JP5269436B2 (en) | Piping connection | |
| CN213900250U (en) | Quick joint for connecting corrugated pipe with metal pipe for fuel gas | |
| JP2008089132A (en) | Pipe joint | |
| CN201416717Y (en) | Fast water pipe joint | |
| CN105822854A (en) | Connecting structure of non-metallic pipe and metal plate | |
| CN205781508U (en) | A kind of non-metallic pipe and the attachment structure of metallic plate | |
| CN112032442A (en) | Bimetal three-way pipe | |
| CN211599887U (en) | Metal withholding clamp high-pressure joint | |
| CN217482193U (en) | High-strength flared type taper thread straight-through pipe joint | |
| CN218294823U (en) | Efficient sealing corrosion-resistant flange for pipeline | |
| CN220354746U (en) | Closely-connected plastic-lined composite steel pipe | |
| CN217683786U (en) | Rotary movable joint of connecting pipe for cooling pipeline for new energy automobile | |
| CN211693893U (en) | Anti-drop connects with tight clamping ring that rises | |
| CN213809431U (en) | Polyethylene pipe convenient to butt joint filter | |
| CN215293988U (en) | Polyethylene composite pipe | |
| CN216954172U (en) | Corrugated pipe applied to heat exchange system | |
| CN215410765U (en) | Oil field pipe is with withholding pipe fitting convenient to sweep line operation | |
| CN209943752U (en) | Flexible splicing sealing steel pipe with long service life |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |