CN112654107A - Electric tracing band end sealer - Google Patents
Electric tracing band end sealer Download PDFInfo
- Publication number
- CN112654107A CN112654107A CN202011640573.2A CN202011640573A CN112654107A CN 112654107 A CN112654107 A CN 112654107A CN 202011640573 A CN202011640573 A CN 202011640573A CN 112654107 A CN112654107 A CN 112654107A
- Authority
- CN
- China
- Prior art keywords
- sealer
- main body
- electric tracing
- tracing band
- band
- 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.)
- Pending
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/56—Heating cables
- H05B3/565—Heating cables flat cables
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
- H05B3/04—Waterproof or air-tight seals for heaters
Abstract
The invention relates to a sealing device, which comprises a first sealing device main body and a second sealing device main body, wherein the first sealing device main body is fixedly connected with the second sealing device main body, a space for accommodating an electric tracing band is arranged in the first sealing device main body and the second sealing device main body, one end of the first sealing device main body is closed, the other end of the first sealing device main body is opened, two ends of the second sealing device main body are both opened, the electric tracing band can be inserted into the first sealing device main body and the second sealing device main body from the opening at one end of the second sealing device main body, an internal rubber ring is arranged in the first sealing device main body, the internal rubber ring is provided with a through hole for the electric tracing band to pass through, the shape of the through hole is matched with the cross section of the electric tracing band, the inner side of the first sealing device main body or the second sealing device main body is provided with a raised clamping tooth, the other side of the electric tracing band is. The electric tracing band end sealer is used for quick closing of the electric tracing band end and does not need to be sealed by glue or resin.
Description
Technical Field
The invention relates to the field of electrical appliance insulation, in particular to an electric tracing band tail end sealer.
Background
The electric tracing band sealer commonly used in the market at present has the first problem: when they are used on the electric tracing band with smooth outer sheath (such as silica gel, FEP, etc.), they are easy to fall off and can not reach the minimum tearing strength required by the industry standard. There is a second problem: its surface does not have screens or draw-in groove, and the electric tracing area twines on the pipeline, can't pass through the ribbon and fix the sealer and let not drop. There is a third problem: when the electric tracing band sealer is installed on the pipe, the heat inside the pipe is easily transferred to the sealer main body because of the close contact with the surface of the pipe. There is a fourth problem: the range of use of existing products on the market is a single size, one size of sealer can only be used for one size of heat trace band, and not for different cable sizes from different suppliers.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: an electric trace ribbon end sealer is provided that is for self-adjusting or quick closing of the ends of constant power electric trace ribbons and does not require sealing with glue or resin.
In order to achieve the purpose, the invention adopts the following technical scheme:
the electric tracing band tail end sealer comprises a first sealer main body and a second sealer main body, wherein the first sealer main body is made of high-temperature-resistant plastic materials, the first sealer main body is fixedly connected with the second sealer main body, spaces for accommodating the electric tracing band are arranged inside the first sealer main body and the second sealer main body, one end of the first sealer main body is closed, the other end of the first sealer main body is open, two ends of the second sealer main body are both open, the electric tracing band can be inserted into the first sealer main body and the second sealer main body from the opening at one end of the second sealer, an inner rubber ring is arranged in the first sealer main body, a through hole for the electric tracing band to pass through is formed in the inner rubber ring, the shape of the through hole is matched with the cross section of the electric tracing band, raised clamping teeth are arranged on the inner side of the first sealer main body or the second sealer main body, and a spring plate is arranged on the other side of the electric tracing band corresponding to the positions of, the elastic sheet and the latch clamp the electric tracing band.
Furthermore, the shell fragment is equipped with joint portion, and joint portion joint is in the edge of second sealer main part, and the shell fragment is located the second sealer main part.
Furthermore, a U-shaped clamping groove is formed in a space enclosed by the first sealer main body and the second sealer main body, the U-shaped clamping groove is made of high-temperature-resistant plastic materials, the electric tracing band penetrates through the U-shaped clamping groove, the clamping teeth are arranged on the inner side bottom surface of the U-shaped clamping groove, and the width of the bottom surface of the U-shaped clamping groove is matched with the width of the electric tracing band.
Furthermore, a part of the second sealer main body is inserted into the first sealer main body from the opening end of the first sealer main body, corresponding to the position of the latch, the first sealer main body is provided with a first through hole, the second sealer main body is provided with a second through hole, a fastening nut is arranged at the second through hole, and the fastening screw penetrates through the first through hole and is fixedly connected with the fastening nut.
Furthermore, the fastening screw is a butterfly screw, the butterfly screw comprises a screw main body and a hand-screwed screw head which are connected together, and a groove is formed in the joint of the hand-screwed screw head and the screw main body.
Furthermore, a plurality of annular rubber ring lips are arranged at the contact part of the inner rubber ring and the electric tracing band, and the rubber ring lips incline towards the end part of the electric tracing band.
Further, the contact part of the elastic sheet and the electric tracing band is provided with arc-shaped strip teeth.
Further, the outside top surface of first sealer main part is equipped with the concave slot that is used for blocking the installation ribbon.
Furthermore, the bottom of the first sealer main body is provided with wings protruding out of the bottom surface.
Further, the first sealer main body is filled with silicone gel.
In summary, the present invention has the following advantages:
the electric tracing band end sealer is used for quickly closing the ends of the electric tracing band, does not need glue or resin to seal the ends of the self-adjusting or constant-power electric tracing band, and can be immediately buckled, clamped and sleeved on the electric tracing band, so that the electric tracing band end sealer is convenient to install. Once installed, it provides a hermetic seal of IP67 at the end of the electrical trace, with good reliability. Because the inner rubber ring and the first sealer main body and the second sealer main body are of a separated structure, the size of the through hole of the inner rubber ring can be selected according to the size of the electric tracing band, the size range of the through hole of the inner rubber ring is allowed to be used on most of the existing electric tracing bands, and the adaptability is wider.
Drawings
Fig. 1 is a structural view illustrating an overall operation state of an electric trace band end sealer according to the present invention.
Fig. 2 is a schematic view showing another angle of the operation state of the electric trace band end sealer of the present invention.
Fig. 3 is an enlarged view of the electric trace band end sealer of the present invention.
Fig. 4 is a schematic sectional view of an electric trace ribbon end sealer according to the present invention.
FIG. 5 is a schematic sectional view of the electric trace band terminal sealer of the present invention without the head of the hand screw.
Fig. 6 is an exploded view of the electric trace ribbon end sealer of the present invention.
FIG. 7 is a partial sectional view of a thumb screw of the electric trace band end sealer according to the present invention.
Fig. 8 is a schematic view showing a structure of a U-shaped card slot of a plurality of sizes of the electric tracing band end sealer of the present invention.
Fig. 9 is a schematic view showing the construction of the inner rubber ring of the electric trace band end sealer of the present invention in various sizes.
Fig. 10 is a schematic sectional view showing another embodiment of an electric trace ribbon end sealer according to the present invention.
Wherein fig. 1 to 10 include:
1-a first sealer main body, 2-a concave clamping groove, 3-an internal rubber ring, 4-a U-shaped clamping groove, 5-a clamping tooth, 6-a second sealer main body, 7-a fastening nut, 8-a fastening screw, 9-a groove, 10-a spring sheet, 11-an arc-shaped strip tooth, 12-an electric tracing band, 13-an installation band, 14-a pipeline, 15-a rubber ring lip edge, 16-silica gel, 17-a through hole, 18-a clamping part, 19-a first through hole, 20-a second through hole, and 21-a wing.
Detailed Description
The present invention will be described in further detail below.
Examples 1,
As shown in fig. 1 to 6, the electric trace band 12 end sealer includes a first sealer body 1 and a second sealer body 6. The first sealer body 1 is made of a high-temperature-resistant and highly flame-resistant plastic material. Like PA66 with fiberglass or PPS. The first sealer body 1 is fixedly connected with the second sealer body 6, and spaces for accommodating the electric tracing bands 12 are arranged inside the first sealer body 1 and the second sealer body 6. A U-shaped clamping groove 4 is arranged in a space enclosed by the first sealer main body 1 and the second sealer main body 6. For holding electric tracing bands 12 of different size ranges. The U-shaped clamping groove 4 is made of high-temperature-resistant and high-flame-retardant plastic. Like PA66 with fiberglass or PPS. The electric tracing band 12 penetrates through the U-shaped clamping groove 4, and the clamping teeth 5 are arranged on the bottom surface of the inner side of the U-shaped clamping groove 4. The other side of the electric tracing band 12 corresponding to the position of the latch 5 is provided with a spring sheet 10, and the spring sheet 10 and the latch 5 are used for clamping the electric tracing band 12. The contact part of the elastic sheet 10 and the electric tracing band 12 is provided with arc-shaped strip teeth 11. The arc-shaped teeth 11 are matched with the elastic sheet 10 to further press the electric tracing band 12. The elastic sheet 10 is made of a high-temperature resistant and high-elasticity metal material. Such as stainless steel, etc. The elastic sheet 10 is provided with a clamping portion 18, the clamping portion 18 is clamped at the edge of the second sealer main body 6, and the elastic sheet 10 is located in the second sealer main body 6. The latch 5 is used for matching with the upper spring plate 10 to clamp the surface of the electric tracing band 12. As shown in fig. 8, the width of the bottom surface of the U-shaped card slot 4 is adapted to the width of the electric trace strip 12. The U-shaped card slot 4 has a variety of sizes to accommodate different size ranges of the electrical trace strip 12. The first sealer body 1 is closed at one end and opened at the other end, the second sealer body 6 is opened at both ends, and the electric trace band 12 can be inserted into the inside of the first sealer body 1 and the second sealer body 6 from the opening at one end of the second sealer. An inner rubber ring 3 is arranged in the first sealer main body 1. For sealing the ends of the electrical trace ribbon 12, providing the protective properties of IP 67. Made of highly flexible silicone or other similar elastomers. As shown in fig. 9, the inner rubber ring 3 is provided with a through hole 17 through which the electric trace band 12 passes, and the shape of the through hole 17 is adapted to the cross section of the electric trace band 12. The through hole 17 of the inner rubber ring 3 has various sizes to accommodate the electric trace band 12 of different size ranges.
A part of the second sealer main body 6 is inserted into the first sealer main body 1 from the open end of the first sealer main body 1, corresponding to the position of the latch 5, the first sealer main body 1 is provided with a first through hole 19, the second sealer main body 6 is provided with a second through hole 20, and a fastening nut 7 is arranged at the second through hole 20. The fastening nut 7 is a metal nut and is formed integrally with the second sealer main body 6 by injection molding, which can provide a large fastening force. The fastening screw 8 passes through the first through hole 19 and is fixedly connected with the fastening nut 7. For pressing the elastic sheet 10 to clamp the electric tracing band 12. The second sealer body 6 can also be made of metal, such as brass, and then be threaded directly on the second sealer body 6, which is made of metal, so that the need for the fastening nut 7 insert is eliminated. The fastening screw 8 is a thumb screw, which comprises a screw body and a hand-screwed screw head connected together. The hand-screwed screw head is made of plastic materials, and the screw body is made of metal materials. As shown in fig. 7, a groove 9 is arranged at the joint of the head of the hand screw and the screw body. As shown in fig. 5, the screw body is retained in the fastening nut 7. The butterfly screw is tightened with a standard torque to press the spring plate 10, thereby clamping the electric tracing band 12. This allows for the minimum pull of the electrical trace ribbon 12 required by industry standards and allows different specifications of trace ribbons from different suppliers to be used on the same sealer.
The contact part of the inner rubber ring 3 and the electric tracing band 12 is provided with a plurality of ring-shaped rubber ring lips 15, and the rubber ring lips 15 are inclined towards the end part of the electric tracing band 12. The design of the rubber gasket lip 15 allows for a large tolerance range for the electric trace band 12 diameter with a good ingress protection rating.
The outer top surface of the first sealer body 1 is provided with a concave catching groove 2 for catching the installation band 13. The installation strap 13 does not slip off the sealer when the installation strap 13 is used to secure the sealer to the pipe 14. The bottom of the first sealer body 1 is provided with wings 21 protruding from the bottom surface. To avoid contact of the first sealer body 1 with the pipe 14 and to help allow it to cool without being heated by the pipe 14. The first sealer main body 1 is filled with silicone gel 16. Increasing the electrical insulation between the two bare ends of the heating cable.
When the electric tracing band is used, firstly, the inner rubber ring 3 matched with the electric tracing band 12 in size is placed into the first sealer main body 1, the clamping part 18 of the elastic sheet 10 clamps the edge of the second sealer main body 6, the elastic sheet 10 is inserted into the second sealer main body 6, the U-shaped clamping groove 4 matched with the electric tracing band 12 in size is placed into the second sealer main body 6, the position of the second sealer main body 6 is opposite to that of the elastic sheet 10, the second sealer main body 6 is inserted into the first sealer main body 1, the first through hole 19 is aligned with the second through hole 20, the electric tracing band 12 is inserted from one end of the second sealer main body 6 until the electric tracing band 12 touches one end of the first sealer main body 1, the butterfly screw is screwed in from the first through hole 19 and is screwed with the fastening nut 7, when the fastening screw 8 presses the elastic sheet 10 to fasten the electric tracing band 12 to reach the required torsion value, the groove 9 is broken, the hand-screwed screw is separated from the screw main body, the body of the screw remains in the fastening nut 7 providing a continuous pressing force to the spring plate 10.
Examples 2,
The main structure of this embodiment is the same as that of embodiment 1, and the same parts are not described again, except that:
the inner side of the first sealer main body 1 or the second sealer main body 6 is provided with the raised latch 5, and the embodiment means that the U-shaped clamping groove 4 and the first sealer or the second sealer are made into an integral form, so that although the U-shaped clamping groove 4 with different sizes cannot be replaced according to the size of the electric tracing band 12, the quick sealing can be realized without using glue and other beneficial effects.
Examples 3,
The main structure of this embodiment is the same as that of embodiment 1, and the same parts are not described again, except that:
as shown in fig. 10, the first sealer body 1 is connected with the second sealer body 6 in a snap-fit manner. The second sealer main body 6 can still be provided with a spring plate 10, a latch 5 and other structures to enhance the fixing strength of the electric tracing band 12, and the purposes of quick sealing and no glue are achieved.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. The electric tracing band end sealer is characterized in that: comprises a first sealer main body and a second sealer main body, wherein the first sealer main body is made of high-temperature resistant plastic materials, the first sealer main body is fixedly connected with the second sealer main body, spaces for accommodating electric tracing bands are arranged inside the first sealer main body and the second sealer main body, one end of the first sealer main body is closed, the other end of the first sealer body is open, the two ends of the second sealer body are open, the electric tracing band can be inserted into the first sealer body and the second sealer body from the opening at one end of the second sealer body, an internal rubber ring is arranged in the first sealer body, a through hole for the electric tracing band to pass through is arranged on the internal rubber ring, the shape of the through hole is matched with the cross section of the electric tracing band, convex clamping teeth are arranged on the inner side of the first sealer body or the second sealer body, and the other side of the electric tracing band corresponding to the position of the latch is provided with a spring plate, and the spring plate and the latch clamp the electric tracing band.
2. The electric tracing ribbon end sealer as claimed in claim 1, wherein: the shell fragment is equipped with joint portion, and joint portion joint is in the edge of second sealer main part, and the shell fragment is located the second sealer main part.
3. The electric tracing ribbon end sealer as claimed in claim 2, wherein: a U-shaped clamping groove is formed in a space enclosed by the first sealer main body and the second sealer main body, the U-shaped clamping groove is made of high-temperature-resistant plastic materials, the electric tracing band penetrates through the U-shaped clamping groove, the clamping teeth are arranged on the inner side bottom surface of the U-shaped clamping groove, and the width of the bottom surface of the U-shaped clamping groove is matched with the width of the electric tracing band.
4. The electric tracing ribbon end sealer according to any one of claims 1 to 3, wherein: and a part of the second sealer main body is inserted into the first sealer main body from the open end of the first sealer main body and corresponds to the position of the latch, the first sealer main body is provided with a first through hole, the second sealer main body is provided with a second through hole, a fastening nut is arranged at the second through hole, and the fastening screw penetrates through the first through hole and is fixedly connected with the fastening nut.
5. The electric tracing ribbon end sealer as claimed in claim 4, wherein: the fastening screw is a butterfly screw, the butterfly screw comprises a screw main body and a hand-screwed screw head which are connected together, and a groove is formed in the joint of the hand-screwed screw head and the screw main body.
6. The electric tracing ribbon end sealer as claimed in claim 1, wherein: the contact part of the inner rubber ring and the electric tracing band is provided with a plurality of annular rubber ring lips, and the rubber ring lips incline towards the end part of the electric tracing band.
7. The electric tracing ribbon end sealer as claimed in claim 1, wherein: the contact part of the elastic sheet and the electric tracing band is provided with arc-shaped strip teeth.
8. The electric tracing ribbon end sealer as claimed in claim 1, wherein: the outside top surface of first sealer main part is equipped with the recess draw-in groove that is used for blocking the installation ribbon.
9. The electric tracing ribbon end sealer as claimed in claim 1, wherein: the bottom of the first sealer main body is provided with wings protruding out of the bottom surface.
10. The electric tracing ribbon end sealer as claimed in claim 1, wherein: the first sealer main body is filled with silicone gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011640573.2A CN112654107A (en) | 2020-12-31 | 2020-12-31 | Electric tracing band end sealer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011640573.2A CN112654107A (en) | 2020-12-31 | 2020-12-31 | Electric tracing band end sealer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112654107A true CN112654107A (en) | 2021-04-13 |
Family
ID=75366973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011640573.2A Pending CN112654107A (en) | 2020-12-31 | 2020-12-31 | Electric tracing band end sealer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112654107A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114205932A (en) * | 2021-12-17 | 2022-03-18 | 扬州利家科技有限公司 | Automatic temperature control electric tracing band with tail end sealer |
-
2020
- 2020-12-31 CN CN202011640573.2A patent/CN112654107A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114205932A (en) * | 2021-12-17 | 2022-03-18 | 扬州利家科技有限公司 | Automatic temperature control electric tracing band with tail end sealer |
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