CN210141411U - Electric melting pipe fitting with exposed wire - Google Patents
Electric melting pipe fitting with exposed wire Download PDFInfo
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- CN210141411U CN210141411U CN201920445204.4U CN201920445204U CN210141411U CN 210141411 U CN210141411 U CN 210141411U CN 201920445204 U CN201920445204 U CN 201920445204U CN 210141411 U CN210141411 U CN 210141411U
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- copper
- heating wire
- screw thread
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Abstract
The utility model discloses a cloth silk formula electric smelting pipe fitting after exposing, including the cavity body, be equipped with the heating wire in the body, be equipped with the binding post of being connected with the heating wire on the body outer wall, binding post includes the radially outstanding splice cover on the body outer wall, the splice cover is towards inside set up screw hole and the fixed orifices of body, and the screw hole aperture is greater than the fixed orifices aperture, is fixed with the copper sheet between fixed orifices and the screw hole, the heating wire passes the fixed orifices and is connected with the copper sheet bottom surface, threaded hole internal connection has the copper electrode, the copper electrode is including the wiring section and the screw thread section that connect gradually, the screw thread section is equipped with outward with screw hole complex external screw thread, and the butt in the screw thread hole is advanced to the copper electrode soon on the copper sheet plane. After the electric melting connection of the electric melting pipe fittings is finished, the copper electrode can be recovered and reused, so that the energy is saved, and the cost is reduced.
Description
Technical Field
The utility model relates to a pipe connection technical field, more specifically say, it relates to a cloth silk formula electric smelting pipe fitting after exposing.
Background
The construction of engineering plastic pipelines usually uses an electric melting technology, which converts electric energy into heat energy through heating by electric heating wires, so that the inner wall of a plastic pipe fitting and the outer wall of the pipeline are melted together at high temperature to form a whole.
Chinese patent No. ZL200820050218.8 discloses a quick electric smelting pipe fitting, including pipeline, pipeline section, electric fusion joint, heating wire, spacing collar and safety device, plastics pipeline section wall inner wall sets up the heating wire, is provided with the electric fusion joint at the pipeline section outer wall, and the heating wire is connected with the electric fusion welding machine through the electric fusion joint.
At present, the electric melting pipe fitting is produced in an embedded mode, and a copper electrode connecting resistance wire needs to be pressed in, so that electric melting welding connection in construction is facilitated. Therefore, after the electric melting pipe fittings are welded, the copper electrodes are still left on the electric melting pipe fittings, and copper resources are wasted. The electric melting pipe fitting with the detachable copper electrode is to be designed to meet the market demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cloth silk formula electric smelting pipe fitting after exposing.
In order to achieve the purpose, the method is realized by the following technical means: the utility model provides a cloth silk formula electric smelting pipe fitting after exposing, includes the cavity body, be equipped with the heating wire in the body, be equipped with the binding post of being connected with the heating wire on the body outer wall, binding post includes the radially outstanding splice sleeve on the body outer wall, the splice sleeve is towards inside set up screw hole and the fixed orifices of body, and the screw hole aperture is greater than the fixed orifices aperture, is fixed with the copper sheet between fixed orifices and the screw hole, the heating wire passes the fixed orifices and is connected with the copper sheet bottom surface, the threaded hole internal connection has the copper electrode, the copper electrode is including the wiring section and the screw thread section that connect gradually, the screw thread section is equipped with outward with screw hole complex external screw thread, and the butt in the screw thread is advanced to the copper electrode is.
Through above-mentioned technical scheme, because the copper electrode has wiring section and screw thread section, the screw thread section can be screwed in and screw out in the screw thread hole of electric smelting pipe fitting body, and the butt is on the copper sheet below the screw hole, the copper sheet level sets up, the copper sheet surface is perpendicular with the screw thread hole axis, the screw thread section terminal surface of copper electrode is the horizontally, so when screwing in toward screw hole the inside with the copper electrode, can the butt contact on the copper sheet, the copper sheet is connected with the heating wire again, so realize the circular telegram after the screw in of copper electrode, can realize the normal work of electric smelting pipe fitting, and can screw out the copper electrode after the electric smelting pipe fitting work.
The method is further optimized as follows: the copper sheet is round platform shape, and the copper sheet diameter is greater than the screw hole diameter, and the copper sheet upper surface indent is equipped with a recess, and recess internal diameter is unanimous with screw hole internal diameter size, and the recess inner wall is equipped with the internal thread with screw hole looks adaptation, and the copper electrode can be screwed into in the recess.
Through above-mentioned technical scheme, further design the copper sheet for the round platform shape, the circular platform shape indent is equipped with the recess, and recess internal diameter size and internal thread all with the screw hole looks adaptation, so in the copper electrode can also further screw in the recess for contact is inseparabler between copper electrode and the copper sheet, avoids contact failure's condition to take place completely.
The method is further optimized as follows: and a positioning round table is arranged between the wiring section and the thread section.
Through the technical scheme, the positioning round platform can position the assembly of the copper electrode, and the resistance value formed by the copper electrode after being normally installed and fixedly connected with the resistance wire reaches a set value, so that the stability of the resistance value is ensured, and the problem that the quality of electric melting connection of an electric melting pipe fitting cannot meet the requirement due to the change of the size of the resistance is avoided.
The method is further optimized as follows: the slot is a straight slot or a cross slot.
Through above-mentioned technical scheme, the screwdriver with a word groove or cross recess complex is conventional instrument, the staff dismouting copper electrode of being convenient for.
The method is further optimized as follows: the electric heating wire is welded with the bottom surface of the copper sheet.
Through the technical scheme, the electric heating wire penetrates through the fixing hole to be welded with the bottom surface of the copper sheet, so that the electric connection between the electric heating wire and the copper sheet is good.
Compared with the prior art, the utility model the advantage lie in: through designing the copper electrode for forming by linkage segment and screw thread section, set up the screw hole towards the body is inside in the terminal box, set up the copper sheet below the screw hole, screw in the screw hole butt through the copper electrode and realize the electricity and connect on the copper sheet, the design of copper sheet inner groovy makes the copper electrode electrical contact of precessing better, can retrieve the copper electrode after electric smelting pipe fitting electric smelting connection, and the reuse has practiced thrift the energy, the cost is reduced.
Drawings
Fig. 1 is a schematic structural view of the exposed wire-laying electrofusion pipe fitting in this embodiment;
FIG. 2 is a schematic structural diagram of a copper sheet;
fig. 3 is a schematic structural diagram of a copper electrode.
In the figure, 1, a tube body; 2. an electric heating wire; 3. a wiring sleeve; 4. a threaded hole; 5. a copper sheet; 501. a groove; 5011. an internal thread; 6. a fixing hole; 7. a copper electrode; 8. a wire connection section; 801. a slot; 9. positioning the circular truncated cone; 10. a threaded segment.
Detailed Description
The present invention will be described in more detail with reference to the following embodiments, which are illustrative only and are not limiting to the scope of the present invention.
Example 1
As shown in fig. 1, a bare wire-laying type electric smelting pipe fitting comprises a hollow pipe body 1, wherein a heating wire 2 is arranged in the pipe body 1, a non-closed wire embedding groove is formed in the pipe body 1 along the axial direction, the heating wire 2 is connected in the wire embedding groove in a clamping manner, a wiring terminal connected with the heating wire 2 is arranged on the outer wall of the pipe body 1, the wiring terminal comprises a wiring sleeve 3 protruding radially on the outer wall of the pipe body 1, the wiring sleeve 3 is provided with a threaded hole 4 and a fixing hole 6 towards the inside of the pipe body 1, the aperture of the threaded hole 4 is larger than that of the fixing hole 6, a copper sheet 5 is fixed between the fixing hole 6 and the threaded hole 4, the copper sheet 5 is horizontally arranged and fixed on the pipe body 1, the size of the copper sheet 5 is larger than that of the threaded hole 4.
As shown in fig. 3, the copper electrode 7 is connected in the threaded hole 4, the copper electrode 7 includes a connection section 8 and a threaded section 10 which are connected in sequence, an external thread which is matched with the threaded hole 4 is arranged outside the threaded section 10, the end surface of the threaded section 10 of the copper electrode 7 is horizontal, the copper electrode 7 is screwed into the threaded hole 4 and abuts against the upper plane of the copper sheet 5, and a slot 801 is formed in the end surface of the connection section 8 of the copper electrode 7. The insertion groove 801 is a straight groove or a cross groove, preferably a cross groove.
And a positioning round table 9 is arranged between the wiring section 8 and the threaded section 10.
When the copper electrode 7 is screwed into the threaded hole 4, the copper electrode 7 can be abutted and contacted on the copper sheet 5, and the copper sheet 5 is connected with the electric heating wire 2, so that the copper electrode 7 is electrified after being screwed into the threaded hole, the normal work of the electric melting pipe fitting can be realized, and the copper electrode 7 can be screwed out after the work of the electric melting pipe fitting is finished.
Example 2
Referring to fig. 2, the present embodiment is further defined as follows on the basis of embodiment 1, the copper sheet 5 is in a truncated cone shape, the diameter of the copper sheet 5 is larger than that of the threaded hole 4, the copper sheet 5 is coaxially arranged with the threaded hole 4, a groove 501 is concavely arranged on the upper surface of the copper sheet 5, the inner diameter of the groove 501 is consistent with that of the threaded hole 4, an internal thread 5011 matched with the threaded hole 4 is arranged on the inner wall of the groove 501, and the copper electrode 7 can be screwed into the groove 501.
The copper sheet 5 is further designed to be in a truncated cone shape, the groove 501 is concavely arranged in the truncated cone shape, the inner diameter size of the groove 501 and the internal thread 5011 are matched with the threaded hole 4, and then the copper electrode 7 can be further screwed into the groove 501, so that the copper electrode 7 is in closer contact with the copper sheet 5, and the occurrence of poor contact is completely avoided.
Example 3
Unlike the previous embodiment, in the electrofusion pipe assembly of the present embodiment, the heating wire 2 is welded to the bottom surface of the copper sheet 5, so that the good electrical connection between the heating wire 2 and the copper sheet 5 can be ensured.
Although the utility model provides an electric smelting pipe fitting in introduced copper sheet 5, copper sheet 5 is very little for copper electrode 7, through introducing copper sheet 5 as middle electrical connection part for copper electrode 7 can recycle, has practiced thrift the cost greatly.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a cloth silk formula electric smelting pipe fitting after exposing, includes the cavity body, be equipped with the heating wire in the body, be equipped with the binding post of being connected with the heating wire on the body outer wall, a serial communication port, binding post includes the radially outstanding splice sleeve on the body outer wall, the splice sleeve is towards inside set up screw hole and the fixed orifices of body, and the screw hole aperture is greater than the fixed orifices aperture, is fixed with the copper sheet between fixed orifices and the screw hole, the heating wire passes the fixed orifices and is connected with the copper sheet bottom surface, threaded hole internal connection has the copper electrode, the copper electrode is including the wiring section and the screw thread section that connect gradually, the screw thread section is equipped with outward with screw hole complex external screw thread, and the butt is on the copper sheet upper plate in the screw thread.
2. The bare wire-laying electrofusion pipe according to claim 1, characterised in that the copper sheet is in the shape of a truncated cone, the diameter of the copper sheet is larger than that of the threaded hole, a groove is concavely provided on the upper surface of the copper sheet, the inner diameter of the groove is the same as the inner diameter of the threaded hole, the inner wall of the groove is provided with an internal thread adapted to the threaded hole, and the copper electrode can be screwed into the groove.
3. The bare wire-laying electric smelting pipe fitting according to claim 1, wherein a positioning round table is arranged between the wire connection section and the thread section.
4. The bare wire-laying electric smelting pipe fitting according to claim 1, wherein the slot is a straight slot or a cross slot.
5. The bare wire-laying electrofusion tube according to claim 1, wherein the heating wire is welded to the bottom surface of the copper sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920445204.4U CN210141411U (en) | 2019-04-03 | 2019-04-03 | Electric melting pipe fitting with exposed wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920445204.4U CN210141411U (en) | 2019-04-03 | 2019-04-03 | Electric melting pipe fitting with exposed wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141411U true CN210141411U (en) | 2020-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920445204.4U Active CN210141411U (en) | 2019-04-03 | 2019-04-03 | Electric melting pipe fitting with exposed wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210141411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174015A (en) * | 2020-03-25 | 2020-05-19 | 江苏法尔胜新型管业有限公司 | Large-diameter high-pressure electric melting pipe fitting |
-
2019
- 2019-04-03 CN CN201920445204.4U patent/CN210141411U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174015A (en) * | 2020-03-25 | 2020-05-19 | 江苏法尔胜新型管业有限公司 | Large-diameter high-pressure electric melting pipe fitting |
| CN111174015B (en) * | 2020-03-25 | 2021-08-20 | 江苏法尔胜新型管业有限公司 | Large-diameter high-pressure electric melting pipe fitting |
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