CN218120335U - Defrosting electric heating tube - Google Patents
Defrosting electric heating tube Download PDFInfo
- Publication number
- CN218120335U CN218120335U CN202222212638.4U CN202222212638U CN218120335U CN 218120335 U CN218120335 U CN 218120335U CN 202222212638 U CN202222212638 U CN 202222212638U CN 218120335 U CN218120335 U CN 218120335U
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- copper connector
- die pressing
- pressing sealing
- outer pipe
- convex ring
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Abstract
A defrosting electric heating pipe belongs to the technical field of refrigeration equipment; the annular arc groove and the annular convex ring which are matched with each other are arranged in the outer pipe and the die pressing sealing piece, the surfaces of the outer pipe in front of and behind the annular arc groove and the surfaces of the die pressing sealing piece in front of and behind the annular convex ring are both frosted surfaces, and the frosted surfaces are arranged by utilizing the matching of the outer pipe and the die pressing sealing piece, so that the connecting friction force between the outer pipe and the die pressing sealing piece can be effectively increased, the connection between the outer pipe and the die pressing sealing piece is prevented from being separated after being used for a long time, and the defrosting effect is influenced; the horn mouth is set to through the front end with copper connector, and when copper connector inserted extrusion sealing member, the horn mouth of turning up can effectually be blocked the copper connector in the mould pressing sealing member, prevents that copper connector is not hard up, leads to deviating from of lead-out wire, influences the defrosting effect, and the front end through with extrusion sealing member sets to the tip form, and the extrusion sealing member of tip form can effectual card on the air-cooler casing.
Description
Technical Field
The utility model belongs to the technical field of refrigeration plant, specifically relate to a defrosting electric heating pipe.
Background
When an evaporator in the cold extension absorbs ambient heat, moisture in air is easy to slowly frost, so that the outer side end of an evaporator tube is wrapped by more and more accumulated frost, and the direct result is that when the evaporator absorbs heat, the frost wrapping cannot effectively absorb the heat of the external environment, so that the refrigerating effect of refrigerating equipment is poor, and because the refrigerating temperature cannot meet the requirement for a long time, under the action of a temperature control system of the refrigerating equipment, a compressor is in a working state for a long time to cause electric energy waste, so that the defrosting of the evaporator is the premise of ensuring the normal work of the refrigerating equipment; the existing defrosting equipment is mainly characterized in that an electric heating pipe defrosts the evaporator, and in the existing electric heating pipe, a power line and the defrosting pipe are connected in a simple clamping mode, and after the electric heating pipe is used for a long time, the joint of the power line and the defrosting pipe is easily separated, so that the evaporator cannot effectively achieve the defrosting effect.
Disclosure of Invention
The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a defrosting electric heating pipe.
The above technical problem of the present invention can be solved by the following technical solutions: the defrosting electric heating pipe comprises an outer pipe and an outgoing line, wherein a heating wire is arranged in the outer pipe, a die pressing sealing piece is arranged between the outer pipe and the outgoing line, the front end of the die pressing sealing piece is of a pointed structure, an annular arc groove is formed in the front end of the outer ring surface of the outer pipe, an annular convex ring matched with the annular arc groove is arranged at the rear end of the die pressing sealing piece, the front end of the die pressing sealing piece and the annular convex ring are in fastening connection through matching of the annular arc groove and the annular convex ring, a copper connector is arranged at the rear end of the outgoing line, the front end of the copper connector is of an outward turned horn mouth structure, the front end of the copper connector and the rear end of the outgoing line are in punching riveting connection, an outgoing rod is connected to the rear end of the copper connector, the front end of the outgoing rod is in threaded connection with the rear end of the copper connector, the outgoing rod and the outgoing line are integrally inserted from the front end of the sealing piece and are in threaded connection with the outer pipe through the outgoing pipe, the rear end of the outgoing rod penetrates through the heating wire, the heating wire is electrically connected with the outgoing line, the annular arc groove, and the front and rear grinding surface of the outer pipe, and the grinding surface of the outer pipe are both.
Preferably, the heating wires are arranged in the outer tube in a spiral mode, and the heating wires arranged in the spiral mode are wound to the rear end of the leading-out rod.
Preferably, the coining sealing element is made of silicon rubber, and the outer pipe is made of 304 stainless steel.
Preferably, the copper connectors are made of red copper materials.
The utility model discloses beneficial effect who has: the annular arc groove and the annular convex ring which are matched with each other are arranged in the outer pipe and the die pressing sealing piece, the surfaces of the outer pipe in front of and behind the annular arc groove and the surfaces of the die pressing sealing piece in front of and behind the annular convex ring are both frosted surfaces, and the frosted surfaces are arranged by utilizing the matching of the outer pipe and the die pressing sealing piece, so that the connecting friction force between the outer pipe and the die pressing sealing piece can be effectively increased, the connection between the outer pipe and the die pressing sealing piece is prevented from being separated after being used for a long time, and the defrosting effect is influenced; the horn mouth is set to through the front end with copper connector, and when copper connector inserted extrusion sealing member, the horn mouth of turning up can effectually be blocked the copper connector in the mould pressing sealing member, prevents that copper connector is not hard up, leads to deviating from of lead-out wire, influences the defrosting effect, and the front end through with extrusion sealing member sets to the tip form, and the extrusion sealing member of tip form can effectual card on the air-cooler casing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure: 1. an outer tube; 2. an outgoing line; 3. a heater; 4. molding a sealing element; 5. an annular arc groove; 6. an annular convex ring; 7. copper connectors; 8. and (6) leading out the rod.
Detailed Description
The technical solution of the present invention is further specifically described below by way of embodiments and with reference to the accompanying drawings.
Example (b): a defrosting electric heating tube is shown in figures 1-2 and comprises an outer tube 1 and an outgoing line 2, wherein a heating wire 3 is arranged in the outer tube 1, a die pressing sealing element 4 is arranged between the outer tube 1 and the outgoing line 2, the front end of the die pressing sealing element 4 is of a pointed structure, an annular arc groove 5 is arranged at the front end of an outer ring surface of the outer tube 1, an annular convex ring 6 matched with the annular arc groove 5 is arranged at the rear end of the die pressing sealing element 4 and is fixedly connected with the annular convex ring 6 through the matching of the annular arc groove 5 and the annular convex ring 6, a copper connector 7 is arranged at the rear end of the outgoing line 2, the front end of the copper connector 7 is of an outwards turned bell mouth structure, the front end of the copper connector 7 is connected with the rear end of the outgoing line 2 in a stamping and pressing mode, the rear end of the copper connector 7 is connected with a leading-out rod 8, the front end of the leading-out rod 8 is in threaded connection with the rear end of the copper connector 7, the whole body formed by the copper connector 7, the leading-out rod 8 and the outgoing line 2 is inserted from the front end of the die pressing sealing element 4 and is connected with a grinding rod 8 in the front and back end of the outer tube, the grinding surface of the grinding element 3, and the grinding element are electrically connected with the front and back grinding surface of the heating wire 2.
The heating wires 3 are spirally arranged in the outer tube 1, and the spirally arranged heating wires 3 are wound to the rear end of the leading-out rod 8; the mould pressing sealing element 4 is made of silicon rubber materials, and the outer pipe 1 is made of 304 stainless steel materials; the copper connector 7 is made of red copper.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (4)
1. The utility model provides a defrosting electric heating pipe, includes outer tube (1) and lead-out wire (2), its characterized in that: the heating wire is characterized in that a heating wire (3) is arranged in the outer tube (1), a die pressing sealing element (4) is arranged between the outer tube (1) and the outgoing line (2), the front end of the die pressing sealing element (4) is of a pointed structure, the front end of the outer ring surface of the outer tube (1) is provided with an annular arc groove (5), the rear end of the die pressing sealing element (4) is provided with an annular convex ring (6) matched with the annular arc groove (5), the annular convex ring and the annular convex ring are fixedly connected through the matching of the annular arc groove (5) and the annular convex ring (6), the rear end of the outgoing line (2) is provided with a copper connector (7), the front end of the copper connector (7) is of an outward-turned horn mouth structure, the front end of the copper connector (7) is connected with the rear end of the outgoing line (2) in a stamping and riveting mode, the rear end of the copper connector (7) is connected with an outgoing rod (8), the front end of the outgoing rod (8) is in threaded connection with the rear end of the copper connector (7), the copper connector (8) and the outgoing rod (2) are connected with the heating wire (3) through the heating wire (3), and the outgoing line (2), the surface of the outer pipe (1) in front of and behind the annular arc groove (5) is a frosted surface, and the surface of the die pressing sealing element (4) in front of and behind the annular convex ring (6) is a frosted surface.
2. The defrosting electric heating tube of claim 1, wherein: the heating wires (3) are spirally arranged in the outer tube (1), and the heating wires (3) which are spirally arranged are wound to the rear end of the leading-out rod (8).
3. The defrosting electric heating pipe of claim 2 wherein: the die pressing sealing element (4) is made of silicon rubber materials, and the outer pipe (1) is made of 304 stainless steel materials.
4. The defrosting electric heating pipe of claim 3 wherein: the copper connector (7) is made of red copper material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222212638.4U CN218120335U (en) | 2022-08-20 | 2022-08-20 | Defrosting electric heating tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222212638.4U CN218120335U (en) | 2022-08-20 | 2022-08-20 | Defrosting electric heating tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218120335U true CN218120335U (en) | 2022-12-23 |
Family
ID=84524047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222212638.4U Active CN218120335U (en) | 2022-08-20 | 2022-08-20 | Defrosting electric heating tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218120335U (en) |
-
2022
- 2022-08-20 CN CN202222212638.4U patent/CN218120335U/en active Active
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| GR01 | Patent grant |