CN215871894U - PTC heating cable special for floor heating system - Google Patents
PTC heating cable special for floor heating system Download PDFInfo
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- CN215871894U CN215871894U CN202122418053.3U CN202122418053U CN215871894U CN 215871894 U CN215871894 U CN 215871894U CN 202122418053 U CN202122418053 U CN 202122418053U CN 215871894 U CN215871894 U CN 215871894U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses a PTC heating cable special for a ground heating system, which comprises an outer protection shell, wherein an installation groove is formed in the outer protection shell, heat-resistant waterproof mold layers are arranged on the inner walls of the installation groove, a heating wire core and a grounding wire are respectively arranged in the installation groove, high-temperature-resistant insulating coating structure layers are coated outside the heating wire core and the grounding wire, a self-temperature-limiting PTC heating material is filled between the high-temperature-resistant insulating coating structure layers and the heat-resistant waterproof mold layers, each high-temperature-resistant insulating coating structure layer comprises a high-temperature-resistant coating heat conduction layer, a high-temperature-resistant insulating layer is coated outside the high-temperature-resistant coating heat conduction layer, an outer heat conduction layer is connected above the outer heat conduction layer, and the outer heat conduction layer is connected with a heat conduction plate, so that the PTC heating cable has the advantages that: the device is simple in structure and convenient to install, can effectively play a role in heat preservation and heating, can greatly enhance the safety of the device, and has a good waterproof effect.
Description
Technical Field
The utility model relates to the technical field of floor heating cables, in particular to a PTC heating cable special for a floor heating system.
Background
The electric floor heating is a heating mode that a heating cable with the upper limit of the allowable working temperature of the appearance of 65 ℃ is buried in a floor, the heating cable is used as a heat source to heat the floor, and a temperature controller is used to control the room temperature or the temperature of the floor so as to realize the ground radiation heating. The ground radiation heating is also a common ground heating, and in popular terms, the ground radiation heating is a formal name, and the ground heating is short for short. The geothermal radiation heating is a heating mode that hot water or a heating cable with the temperature not higher than 60 ℃ and a coil pipe or the heating cable buried under concrete are used for heating the whole ground, and the heat is radiated indoors uniformly through the ground.
Therefore, the heating cable is an important indispensable part in the electric floor heating system, the heating cable is powered on by using electric power as an energy source, the alloy resistance wire is utilized to generate heat, a cable structure with a heating or heat preservation effect is achieved, the inner core of the heating cable is composed of a cold wire and a hot wire, the outer surface of the heating cable is composed of an insulating layer, grounding, a shielding layer and an outer sheath, the existing heating cable is lack of a whole structure and is simple, the heat preservation effect is lacked, heat loss is fast, and the existing heating cable also has the defects of low compressive strength, poor waterproof performance and the like, and the safety is not high.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
The present invention provides a PTC heating cable for a floor heating system, which solves the above problems in the related art.
The technical scheme of the utility model is realized as follows:
the utility model provides a special PTC heating cable of geothermal system, includes outer protective housing, the mounting groove has been seted up on the outer protective housing, all be equipped with heat-resisting waterproof mould layer on the inner wall of mounting groove, be equipped with heating core and earth connection in the mounting groove respectively, heating core with the outer equal cladding of earth connection has high temperature resistant insulating cladding structure layer, high temperature resistant insulating cladding structure layer with it has self-limiting temperature PTC heating material to fill between the heat-resisting waterproof mould layer, high temperature resistant insulating cladding structure layer includes high temperature resistant cladding heat-conducting layer, the outer cladding of high temperature resistant heat-conducting layer has high temperature resistant insulating layer, high temperature resistant insulating layer's outside top is connected with outer heat-conducting layer, be connected with the heat-conducting plate on the outer heat-conducting layer.
Furthermore, the two sides of the outer protection shell are both provided with positioning notches, and the positioning notches are in a trapezoid notch shape.
Furthermore, heat insulation plates are symmetrically and vertically arranged in the outer heat conduction layer, and the bottom ends of the heat insulation plates are connected with the self-temperature-limiting PTC heating material.
Furthermore, the outer protection casing is internally provided with a cavity below the mounting groove in a symmetrical mode, and a spring is arranged in the cavity.
Furthermore, the self-temperature-limiting PTC heating material is made of aerogel felt, and the outer heat conduction layer is made of heat-conducting insulating elastic rubber.
Furthermore, the self-temperature-limiting PTC heating material is composed of high molecular polymer, heat-conducting filler and electric-conducting filler.
The utility model provides a PTC heating cable special for a floor heating system, which has the following beneficial effects:
(1) through having seted up the mounting groove on the outer protection casing, all be equipped with heat-resisting water proof mould layer on the inner wall of mounting groove, be equipped with heating core and earth connection in the mounting groove respectively, heating core and earth connection outer equal cladding have high temperature resistant insulating cladding structure layer, such device simple structure, simple to operate, when can effectually play the heat preservation heating, can strengthen its security greatly, and water-proof effects is good.
(2) The positioning notches are formed in the two sides of the outer protection shell, and are in a trapezoid notch shape, so that the outer protection shell is convenient to install and position.
(3) The heat insulation plates are symmetrically and vertically arranged in the outer heat conduction layer, the bottom end of each heat insulation plate is connected with the self-temperature-limiting PTC heating material, and heat can be effectively blocked in the outer heat conduction layer and is upwards transferred to the heat conduction plate.
(4) The outer protection casing is internally provided with cavities symmetrically arranged below the mounting groove, and springs are arranged in the cavities and can effectively assist the outer protection casing in reducing pressure when the outer protection casing is under pressure.
(5) The self-temperature-limiting PTC heating material adopts the aerogel felt, the heat-conducting insulating elastic rubber is selected for use as the outer heat-conducting layer, the heat-conducting coefficient of the aerogel felt is low, certain tensile strength and compressive strength are achieved, the heat-conducting insulating elastic rubber has the characteristic of high insulating property, and heat loss can be reduced.
(6) The self-temperature-limiting PTC heating material consists of high molecular polymer, heat-conducting filler and electric-conducting filler.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of a PTC heating cable dedicated to a floor heating system according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a PTC heating cable dedicated to a warming system according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a high temperature resistant insulating coating structure layer in a PTC heating cable for a heating system according to an embodiment of the present invention.
In the figure:
1. an outer protective housing; 2. mounting grooves; 3. a heat-resistant waterproof mold layer; 4. a heating wire core; 5. a ground line; 6. a high temperature resistant insulating cladding structure layer; 7. a self-temperature-limiting PTC heating material; 8. the heat conduction layer is coated at high temperature; 9. a high temperature resistant insulating layer; 10. an outer heat conducting layer; 11. a heat conducting plate; 12. a positioning notch; 13. a heat insulation plate; 14. a cavity; 15. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
The utility model is further described with reference to the following drawings and detailed description:
the first embodiment is as follows:
referring to fig. 1 to 3, a PTC heating cable for a heating system according to an embodiment of the present invention includes an outer protective housing 1, the outer protection shell 1 is provided with an installation groove 2, the inner walls of the installation groove 2 are provided with heat-resistant waterproof mold layers 3, a heating wire core 4 and a grounding wire 5 are respectively arranged in the mounting groove 2, a high-temperature-resistant insulating coating structure layer 6 is coated outside the heating wire core 4 and the grounding wire 5, a self-temperature-limiting PTC heating material 7 is filled between the high-temperature-resistant insulating coating structure layer 6 and the heat-resistant waterproof mold layer 3, the high-temperature resistant insulating coating structure layer 6 comprises a high-temperature resistant coating heat conduction layer 8, a high-temperature resistant insulating layer 9 is coated outside the high-temperature resistant coating heat conduction layer 8, an outer heat conduction layer 10 is connected to the upper portion of the outer portion of the high-temperature-resistant insulation layer 9, and a heat conduction plate 11 is connected to the outer heat conduction layer 10.
Through the scheme of the utility model, the outer protection shell 1 is firstly arranged on a foundation and is electrified to generate heat by utilizing the heating wire core 4 to carry out heating, the inner wall of the mounting groove 2 is provided with the heat-resistant waterproof mold layer 3, the heating wire core 4 and the grounding wire 5 are respectively arranged in the mounting groove 2, the heating wire core 4 and the grounding wire 5 are both coated with the high-temperature-resistant insulating coating structure layer 6, the self-temperature-limiting PTC heating material 7 is filled between the high-temperature-resistant insulating coating structure layer 6 and the heat-resistant waterproof mold layer 3, the high-temperature-resistant insulating coating structure layer 6 comprises the high-temperature-resistant coating heat conduction layer 8, the high-temperature-resistant coating layer 8 is coated with the high-temperature-resistant insulating layer 9, the outer heat conduction layer 10 is connected above the outer part of the high-temperature-resistant insulating layer 9, the heat conduction layer 11 is connected on the outer heat conduction layer 10, when the device is used, through the effect of earth connection 5, can guarantee its security, utilize the effect of the outer insulating cladding structural layer 6 of high temperature resistant of cladding of heating core 4 and earth connection 5, utilize high temperature resistant cladding heat-conducting layer 8 to play high temperature resistant effect, when high temperature resistant insulating layer 9 played high temperature resistant, play insulating effect, further increase its security, the heat that heating core 4 produced transmits on heat-conducting plate 11 through outer heat-conducting layer 10, play the effect of heating ground, heat-resisting waterproof mould layer 3 can effectually play waterproof effect, such device simple structure, high durability and convenient installation, when can effectually play the heat preservation heating, can strengthen its security greatly, and water-proof effects is good.
Example two:
as shown in fig. 2, an installation groove 2 is formed on an outer protection casing 1, heat-resistant waterproof mold layers 3 are respectively arranged on the inner walls of the installation groove 2, a heating wire core 4 and a grounding wire 5 are respectively arranged in the installation groove 2, a high-temperature-resistant insulating coating structure layer 6 is coated outside the heating wire core 4 and the grounding wire 5, a self-temperature-limiting PTC heating material 7 is filled between the high-temperature-resistant insulating coating structure layer 6 and the heat-resistant waterproof mold layers 3, the high-temperature-resistant insulating coating structure layer 6 comprises a high-temperature-resistant coating heat conduction layer 8, a high-temperature-resistant insulating layer 9 is coated outside the high-temperature-resistant coating heat conduction layer 8, an outer heat conduction layer 10 is connected above the outside of the high-temperature-resistant insulating layer 9, a heat conduction plate 11 is connected on the outer heat conduction layer 10, heat insulation plates 13 are symmetrically and vertically arranged in the outer heat conduction layer 10, and the bottom ends of the heat insulation plates 13 are connected with the self-temperature-limiting PTC heating material 7, the heat can be effectively blocked in the outer heat conduction layer 10 and is transferred to the heat conduction plate 11;
example three:
as shown in fig. 2, an installation groove 2 is formed on the outer protection casing 1, heat-resistant waterproof mold layers 3 are respectively arranged on the inner walls of the installation groove 2, a heating wire core 4 and a grounding wire 5 are respectively arranged in the installation groove 2, a high-temperature-resistant insulating coating structure layer 6 is coated outside the heating wire core 4 and the grounding wire 5, a self-temperature-limiting PTC heating material 7 is filled between the high-temperature-resistant insulating coating structure layer 6 and the heat-resistant waterproof mold layers 3, the high-temperature-resistant insulating coating structure layer 6 comprises a high-temperature-resistant coating heat conduction layer 8, a high-temperature-resistant insulating layer 9 is coated outside the high-temperature-resistant coating heat conduction layer 8, an outer heat conduction layer 10 is connected above the outer heat conduction layer 9, a heat conduction plate 11 is connected on the outer heat conduction layer 10, a cavity 14 is symmetrically arranged below the installation groove 2 in the outer protection casing 1, and a spring 15 is arranged in the cavity 14, the outer protective shell 1 can effectively assist the outer protective shell to reduce pressure when the outer protective shell is subjected to pressure;
example four:
as shown in fig. 2, an installation groove 2 is formed on an outer protection casing 1, heat-resistant waterproof mold layers 3 are respectively arranged on the inner walls of the installation groove 2, a heating wire core 4 and a grounding wire 5 are respectively arranged in the installation groove 2, a high-temperature-resistant insulating cladding structure layer 6 is respectively cladded outside the heating wire core 4 and the grounding wire 5, a self-temperature-limiting PTC heating material 7 is filled between the high-temperature-resistant insulating cladding structure layer 6 and the heat-resistant waterproof mold layers 3, the high-temperature-resistant insulating cladding structure layer 6 comprises a high-temperature-resistant cladding heat conduction layer 8, a high-temperature-resistant insulating layer 9 is cladded outside the high-temperature-resistant cladding heat conduction layer 8, an outer heat conduction layer 10 is connected above the outside of the high-temperature-resistant insulating layer 9, a heat conduction plate 11 is connected on the outer heat conduction layer 10, the self-temperature-limiting PTC heating material 7 is made of aerogel felt, and the outer heat conduction layer 10 is made of heat-conducting insulating elastic rubber, the aerogel felt has low heat conductivity coefficient and certain tensile and compressive strength, and the heat-conducting insulating elastic rubber has the characteristic of high insulativity and can reduce heat loss.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In the time of practical application, when using, at first install outer protection casing 1 on the ground, utilize heating wire core 4 circular telegram to generate heat, effect through earth connection 5, can guarantee its security, utilize heating wire core 4 and the effect of the outer insulating cladding structural layer 6 of high temperature resistant of earth connection 5 outer cladding, utilize high temperature resistant cladding heat-conducting layer 8 to play high temperature resistant effect, high temperature resistant insulating layer 9 plays high temperature resistant while, play insulating effect, further increase its security, the heat that heating wire core 4 produced transmits on heat-conducting plate 11 through outer heat-conducting layer 10, the effect of heating is played to ground, heat-resisting waterproof mould layer 3 can effectually play waterproof effect, such device simple structure, high durability and convenient installation, when can effectually play the heat preservation heating, can strengthen its security greatly, and water-proof effects is good.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a special PTC heating cable of geothermal system, includes outer protective housing (1), its characterized in that, mounting groove (2) have been seted up on outer protective housing (1), all be equipped with heat-resisting waterproof mould layer (3) on the inner wall of mounting groove (2), be equipped with heating core (4) and earth connection (5) in mounting groove (2) respectively, heating core (4) with earth connection (5) outer all the cladding have high temperature resistant insulating clad structure layer (6), high temperature resistant insulating clad structure layer (6) with it has self-limiting temperature PTC heating material (7) to fill between heat-resisting waterproof mould layer (3), high temperature resistant insulating clad structure layer (6) are including high temperature resistant clad heat-conducting layer (8), the outer cladding of high temperature resistant clad heat-conducting layer (8) has high temperature resistant insulating layer (9), the outside top of high temperature resistant insulating layer (9) is connected with outer heat-conducting layer (10), and the outer heat conduction layer (10) is connected with a heat conduction plate (11).
2. A PTC heating cable for a floor heating system as defined in claim 1, wherein the outer protective shell (1) has positioning notches (12) formed on both sides thereof, and the positioning notches (12) are in the shape of a trapezoid notch.
3. A PTC heating cable for a floor heating system according to claim 1, wherein heat insulating plates (13) are symmetrically and vertically arranged in the outer heat conducting layer (10), and the bottom ends of the heat insulating plates (13) are connected with the self-temperature-limiting PTC heating material (7).
4. A PTC heating cable for a heating system according to claim 1, wherein a cavity (14) is symmetrically arranged in the outer protective shell (1) below the mounting groove (2), and a spring (15) is arranged in the cavity (14).
5. A PTC heating cable for floor heating system as claimed in claim 1, wherein the self-temperature-limiting PTC heating material (7) is aerogel felt, and the outer heat-conducting layer (10) is heat-conducting insulating elastic rubber.
6. A PTC heating cable for a heating system as defined in claim 1, wherein the self temperature-limiting PTC heat generating material (7) is composed of a high molecular polymer, a heat conductive filler and an electric conductive filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122418053.3U CN215871894U (en) | 2021-10-08 | 2021-10-08 | PTC heating cable special for floor heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122418053.3U CN215871894U (en) | 2021-10-08 | 2021-10-08 | PTC heating cable special for floor heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215871894U true CN215871894U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122418053.3U Active CN215871894U (en) | 2021-10-08 | 2021-10-08 | PTC heating cable special for floor heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215871894U (en) |
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2021
- 2021-10-08 CN CN202122418053.3U patent/CN215871894U/en active Active
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