CN217215051U

CN217215051U - Ultra-high temperature SiO2 radio frequency cable capable of sensing stable temperature

Info

Publication number: CN217215051U
Application number: CN202221129482.7U
Authority: CN
Inventors: 邹子佩; 邹创伟
Original assignee: Zhuhai Tuowen Technology Co Ltd
Current assignee: Zhuhai Tuowen Technology Co Ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-08-16
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses an ultra-high temperature SiO2 radio frequency cable of stable temperature sensing, including inner conductor and outer insulating layer, the periphery of inner conductor is provided with high temperature resistant subassembly, high temperature resistant subassembly includes barrier layer, polyimide film and inner insulating layer, and the periphery of polyimide film is provided with the inner insulating layer, the periphery of inner insulating layer is provided with the filling layer, the periphery of filling layer is provided with the outer insulating layer, and the periphery of outer insulating layer is provided with weaves shielding layer one. Compared with the existing radio frequency cable, the ultrahigh-temperature SiO2 radio frequency cable with stable temperature sensing has the advantages that the high-temperature resistance of the radio frequency cable is improved in the process of using the ultrahigh-temperature SiO2 radio frequency cable with stable temperature sensing, the cable can normally work in a high-temperature environment, the interference of internal components and an external electromagnetic field can be eliminated, the medium loss and transmission attenuation of the cable can be reduced, and the stability of the cable sensing temperature in high-low temperature and wide-frequency states is improved.

Description

Ultra-high temperature SiO2 radio frequency cable capable of sensing stable temperature

Technical Field

The utility model relates to the technical field of cables, specifically be an ultra-high temperature SiO2 radio frequency cable of steady temperature sensing.

Background

Radio frequency cables are mainly used for transmitting radio signals, are cables for transmitting electromagnetic energy in a radio frequency range, are indispensable elements in various radio communication systems and electronic equipment, and have wide application in wireless communication, macro base stations, broadcasting, televisions, electronic tracking, military radars, navigation, WLANs (wireless local area networks), computers, instruments and the like.

The prior publication No. CN206758181U, entitled "radio frequency cable", has no function of stabilizing temperature sensing during use, resulting in poor high temperature resistance, and for the above situation, technical innovation is performed on the basis of the prior radio frequency cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultra-high temperature SiO2 radio frequency cable of stable temperature sensing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stabilize temperature sensing's ultra-high temperature Si radio frequency cable, includes inner conductor and outer insulating layer, its characterized in that, the periphery of inner conductor is provided with high temperature resistant subassembly, high temperature resistant subassembly includes barrier layer, polyimide film and inner insulating layer, the periphery on barrier layer is provided with the polyimide film, and the periphery of polyimide film is provided with the inner insulating layer, the periphery of inner insulating layer is provided with the filling layer, the periphery of filling layer is provided with the outer insulating layer, and the periphery of outer insulating layer is provided with weaves shielding layer one.

Furthermore, the periphery of the braided shielding layer I is provided with a braided shielding layer II, the periphery of the braided shielding layer II is provided with an inner protective layer, the periphery of the inner protective layer is provided with an outer protective layer assembly, and the periphery of the outer protective layer assembly is provided with a steel mesh.

Furthermore, the protective layer assembly comprises a tetrafluoroethylene film and silver-plated copper, and the silver-plated copper is arranged on the periphery of the tetrafluoroethylene film.

Furthermore, the barrier layer is tightly attached to the polyimide film, and the polyimide film is bonded to the inner insulating layer.

Furthermore, the inner protective layer is bonded with the tetrafluoroethylene film, and the tetrafluoroethylene film is integrally connected with the silver-plated copper.

Furthermore, the filling layer is tightly attached to the outer insulating layer, and the outer insulating layer is bonded to the first braided shielding layer.

Furthermore, the first braided shielding layer and the second braided shielding layer are tightly attached, and the second braided shielding layer and the inner protective layer are tightly attached.

Compared with the prior art, the beneficial effects of the utility model are that: in the process of using the stable temperature sensing ultrahigh-temperature SiO2 radio-frequency cable, the high-temperature resistance of the radio-frequency cable is improved, the cable can work normally in a high-temperature environment, the interference of internal components and an external electromagnetic field can be eliminated, the dielectric loss and transmission attenuation of the cable can be reduced, and the stability of the cable in the high-temperature, low-temperature and wide-frequency states of the cable in sensing temperature is improved;

1. the utility model discloses a setting up of barrier layer, polyimide film, inner insulation layer and filling layer, set up the barrier layer and it is showing the high temperature resistance that increases the radio frequency cable, can make the cable normally work in high temperature environment, set up polyimide film, inner insulation layer and filling layer, the condition that the cable internal insulation layer electricity core is overheated and appears softening, polyimide film high temperature resistance is showing, absorb the heat through the filling layer, avoid the cable to take place the short circuit because of operating temperature is too high and cause the cable burning, and then avoided the emergence of incident;

2. the utility model discloses a setting of outer insulating layer, braided shield layer one and shielding layer two, block high temperature through the outer insulating layer, and then can strengthen the shielding through braided shield layer one and shielding layer two, thereby eliminated the interference of interior subassembly and external electromagnetic field, strengthened the interference killing feature of cable, improve transmission effect;

3. the utility model discloses a setting of interior inoxidizing coating, tetrafluoroethylene film, silvered copper and steel mesh protects through interior inoxidizing coating, and the tetrafluoroethylene film can increase the compliance of cable, through tetrafluoroethylene film and silvered copper, can reduce the dielectric loss and the transmission attenuation of cable, has improved the stability of cable sensing temperature under high low temperature and wide frequency state.

Drawings

Fig. 1 is a schematic front sectional view of the ultra-high temperature SiO2 rf cable for stable temperature sensing according to the present invention;

fig. 2 is a schematic diagram of a side-view three-dimensional enlarged structure of the ultra-high temperature SiO2 radio frequency cable for stable temperature sensing according to the present invention;

fig. 3 is a schematic front sectional view of a high temperature resistant assembly of the ultra-high temperature SiO2 radio frequency cable for stable temperature sensing according to the present invention;

fig. 4 is the sectional structure schematic diagram of the outer protective layer assembly of the ultra-high temperature SiO2 radio frequency cable for stable temperature sensing.

In the figure: 1. an inner conductor; 2. a high temperature resistant component; 201. a barrier layer; 202. a polyimide film; 203. an inner insulating layer; 3. a filling layer; 4. an outer insulating layer; 5. weaving a first shielding layer; 6. weaving a second shielding layer; 7. an inner protective layer; 8. an outer protective layer assembly; 801. a tetrafluoroethylene film; 802. plating silver and copper; 9. and (5) a steel mesh.

Detailed Description

As shown in fig. 1 and 3, an ultrahigh-temperature SiO2 radio-frequency cable for stable temperature sensing includes an inner conductor 1 and an outer insulating layer 4, a high-temperature resistant assembly 2 is disposed on the periphery of the inner conductor 1, the high-temperature resistant assembly 2 includes a barrier layer 201, a polyimide film 202 and an inner insulating layer 203, the polyimide film 202 is disposed on the periphery of the barrier layer 201, the inner insulating layer 203 is disposed on the periphery of the polyimide film 202, the barrier layer 201 is tightly attached to the polyimide film 202, the polyimide film 202 is bonded to the inner insulating layer 203, the barrier layer 201 is disposed to significantly increase the high-temperature resistance of the radio-frequency cable, so that the cable can normally operate in a high-temperature environment, the polyimide film 202, the inner insulating layer 203 and a filling layer 3 are disposed, when the electric core of the inner insulating layer 4 of the cable is softened due to overheating, the high-temperature resistance of the polyimide film 202 is significant, and the filling layer 3 absorbs heat, the cable is prevented from being burnt due to short circuit caused by overhigh working temperature, and further safety accidents are avoided, the filling layer 3 is arranged on the periphery of the inner insulating layer 203, the outer insulating layer 4 is arranged on the periphery of the filling layer 3, the braided shielding layer I5 is arranged on the periphery of the outer insulating layer 4, the filling layer 3 is tightly attached to the outer insulating layer 4, the outer insulating layer 4 is bonded with the braided shielding layer I5, the braided shielding layer II 6 is arranged on the periphery of the braided shielding layer I5, high temperature is blocked by the outer insulating layer 4, shielding can be enhanced by the braided shielding layer I5 and the shielding layer II 6, so that interference of an inner component and an external electromagnetic field is eliminated, the anti-interference capability of the cable is enhanced, the transmission effect is improved, the inner protective layer 7 is arranged on the periphery of the braided shielding layer II 6, the outer protective layer component 8 is arranged on the periphery of the inner protective layer 7, and the steel mesh 9 is arranged on the periphery of the outer protective layer component 8, the first braided shielding layer 5 is tightly attached to the second braided shielding layer 6, and the second braided shielding layer 6 is tightly attached to the inner protective layer 7;

as shown in fig. 2 and 4, the second braided shield 6 is provided at its periphery with an inner shield layer 7, the inner shield layer 7 is provided at its periphery with an outer shield layer assembly 8, and the periphery of the outer protective layer component 8 is provided with a steel mesh 9, the first braided shielding layer 5 is tightly attached to the second braided shielding layer 6, the second braided shielding layer 6 is tightly attached to the inner protective layer 7, the protective layer assembly 8 comprises a tetrafluoroethylene film 801 and silver-plated copper 802, the silver-plated copper 802 is arranged on the periphery of the tetrafluoroethylene film 801, the inner protective layer 7 is bonded with the tetrafluoroethylene film 801, the tetrafluoroethylene film 801 and the silver-plated copper 802 are integrally connected, the tetrafluoroethylene film 801 can increase the flexibility of the cable through the protection of the inner protective layer 7, and the flexibility of the cable can be improved through the tetrafluoroethylene film 801 and the silver-plated copper 802, the medium loss and the transmission attenuation of the cable can be reduced, and the stability of the sensing temperature of the cable in high, low and wide frequency states is improved.

The working principle is as follows: when the ultra-high temperature SiO2 radio frequency cable with stable temperature sensing is used, firstly, the ultra-high temperature SiO2 radio frequency cable with stable temperature sensing sequentially comprises an inner conductor 1, a high temperature resistant component 2, a filling layer 3, an outer insulating layer 4, a braided shielding layer I5, a braided shielding layer II 6, an inner protective layer 7, an outer protective layer component 8 and a steel mesh 9 from inside to outside, a barrier layer 201 obviously increases the high temperature resistance of the radio frequency cable and enables the cable to normally work in a high temperature environment, a polyimide film 202, an inner insulating layer 203 and the filling layer 3 are arranged, the electric core of the inner insulating layer 4 of the cable is overheated and softened, the high temperature resistance of the polyimide film 202 is obvious, the filling layer 3 absorbs heat, the cable is prevented from being burnt due to short circuit caused by overhigh working temperature, safety accidents are reduced, then the outer insulating layer 4 blocks high temperature, and shielding can be strengthened through the braided shielding layer I5 and the shielding layer II 6, the interference of internal components and an external electromagnetic field can be eliminated, then the protective layer 7 is used for protection, the tetrafluoroethylene film 801 can increase the flexibility of the cable, and the tetrafluoroethylene film 801 and the silver-plated copper 802 can reduce the dielectric loss and transmission attenuation of the cable, which is the working principle of the ultrahigh-temperature SiO2 radio-frequency cable with stable temperature sensing.

Claims

1. The utility model provides a super high temperature SiO2 radio frequency cable of stable temperature sensing, includes inner conductor (1) and outer insulating layer (4), its characterized in that, the periphery of inner conductor (1) is provided with high temperature resistant subassembly (2), high temperature resistant subassembly (2) are including barrier layer (201), polyimide film (202) and inner insulating layer (203), the periphery of barrier layer (201) is provided with polyimide film (202), and the periphery of polyimide film (202) is provided with inner insulating layer (203), the periphery of inner insulating layer (203) is provided with filling layer (3), the periphery of filling layer (3) is provided with outer insulating layer (4), and the periphery of outer insulating layer (4) is provided with weaves shielding layer (5).

2. The ultrahigh-temperature SiO2 radio-frequency cable capable of stabilizing temperature sensing according to claim 1, wherein the first braided shielding layer (5) is provided with a second braided shielding layer (6) at the periphery thereof, the second braided shielding layer (6) is provided with an inner protective layer (7) at the periphery thereof, the inner protective layer (7) is provided with an outer protective layer component (8) at the periphery thereof, and the outer protective layer component (8) is provided with a steel mesh (9) at the periphery thereof.

3. The UHT SiO2 RF cable for stable temperature sensing is characterized in that the protective layer assembly (8) comprises a tetrafluoroethylene film (801) and a silver-plated copper (802), and the periphery of the tetrafluoroethylene film (801) is provided with the silver-plated copper (802).

4. The UHT SiO2 RF cable with stable temperature sensing function as claimed in claim 1, wherein the barrier layer (201) is tightly attached to the polyimide film (202), and the polyimide film (202) is adhered to the inner insulating layer (203).

5. The UHT SiO2 RF cable for stable temperature sensing according to claim 3, wherein the inner protective layer (7) is bonded to the tetrafluoroethylene film (801), and the tetrafluoroethylene film (801) is integrally connected to the silver-plated copper (802).

6. The ultrahigh-temperature SiO2 radio-frequency cable capable of sensing temperature stably according to claim 1, wherein the filling layer (3) is tightly attached to the outer insulating layer (4), and the outer insulating layer (4) is bonded to the first braided shielding layer (5).

7. The UHT SiO2 RF cable with stable temperature sensing function according to claim 2, wherein the braided shield layer I (5) and the braided shield layer II (6) are tightly attached, and the braided shield layer II (6) and the inner protective layer (7) are tightly attached.