CN209401383U - A kind of photovoltaic cable suitable for acid or alkali environment - Google Patents

Abstract

The utility model discloses a kind of photovoltaic cables suitable for acid or alkali environment, including No.1 cable and No. two cables, the end surface movable sleeve of the No.1 cable is equipped with cohesive end mouth, the surface activity of No. two cables is arranged with fastening port, the surface secure attachment of No. two cables has reflective masking foil, and the inner surface of the reflective masking foil is fixedly installed with the surface layer PTFE.A kind of photovoltaic cable suitable for acid or alkali environment described in the utility model, reflective masking foil can be under some outdoor sun, reflect away most solar irradiation, to reduce the temperature of generation, so that having preferable heat insulation, the surface layer PTFE is a kind of with antiacid alkali resistant, the characteristics of resisting various organic solvents, it is practically insoluble in all solvents, simultaneously, polytetrafluoroethylene (PTFE) has the characteristics that resistant to high temperature, therefore it is suitable for using in the environment of some soda acids, with preferable resistance to acid and alkali, linking port cooperation fastening port can prevent rainwater from penetrating into inside in the rainy day leads to short circuit.

Description

A kind of photovoltaic cable suitable for acid or alkali environment

Technical field

The utility model relates to photovoltaic cable field, in particular to a kind of photovoltaic cable suitable for acid or alkali environment.

Background technique

Photovoltaic cable is a kind of cable for photovoltaic power generation, is made of cable conductor and polyolefin interior layer etc., photovoltaic Cable is generally used for solar photo-voltaic power generation station, can use in the environment of some high temperature hostiles, has preferable heat-resisting Performance, and electric conductivity is preferable, long service life, has preferable laser propagation effect, and lower production costs, is widely used in Every field；However existing photovoltaic cable when using general extexine be black, it is largely hot to be easy to absorb sunlight so that The service life of conducting wire is reduced, and can not be used for a long time under acid-base environment, the interface being in addition connected is highly susceptible to outer The erosion on boundary and the attachment of rainwater lead to short circuit.

Utility model content

The main purpose of the utility model is to provide a kind of photovoltaic cables suitable for acid or alkali environment, can effectively solve Cable absorbs illumination temperature falling-rising height and makes low service life, is not applied for acid-base environment and is easy by the external world in background technique The problem of erosion by wind and rain etc..

To achieve the above object, the technical solution that the utility model is taken are as follows:

A kind of photovoltaic cable suitable for acid or alkali environment, including No.1 cable and No. two cables, the one of the No.1 cable End surfaces movable sleeve is equipped with cohesive end mouth, and the surface activity of No. two cables is arranged with fastening port, No. two cables Surface secure attachment has reflective masking foil, and the inner surface of the reflective masking foil is fixedly installed with the surface layer PTFE.

Preferably, the inner surface on the surface layer PTFE is fixedly installed with fluorubber, the fixed peace of the inner surface of the fluorubber Equipped with Clad Steel band, the inner surface of the Clad Steel band is fixedly installed with the diaphragm that blocks water, and the inner surface of the diaphragm that blocks water is fixed Polyolefin interior layer is installed, the inner surface of the polyolefin interior layer is fixedly installed with cable core filler, the cable core filler Inner surface is set there are four Loose tube, and the inside of Loose tube is fixedly installed with cable conductor.

Preferably, the inner side surface of the linking port is equipped with No.1 screw hole, and the inner side surface of the linking port is close No.1 screw hole side is fixedly installed with rubber ring.

Preferably, the surface of the fastening port is located at interface and is fixedly installed with No. two screw holes, the port that fastens It is located on the outside of No. two screw holes at surface interface and is fixedly installed with sealing ring.

Preferably, the reflective masking foil is fixedly connected by adhesive with the surface layer PTFE, and reflective masking foil is attached to The upper part on the surface layer PTFE.

Preferably, the surface of the linking port is fixedly mounted fluted, and the surface of groove is fixedly installed with anti-skid chequer.

Preferably, the diameter of the cable conductor is 0.8 to 1.5 centimetres, and cable conductor is by 12 to 16 copper wire groups At.

Compared with prior art, the utility model has the following beneficial effects:

In the utility model, by the reflective masking foil of setting, reflective masking foil can under some outdoor sun, Most solar irradiation is reflected away, to reduce the temperature of generation, so that having preferable heat insulation, passes through setting The surface layer PTFE, the surface layer PTFE are that one kind has the characteristics that antiacid alkali resistant, resists various organic solvents, are practically insoluble in all molten Agent, Chinese name be polytetrafluoroethylene (PTFE), meanwhile, polytetrafluoroethylene (PTFE) have the characteristics that it is resistant to high temperature, therefore suitable for some soda acids It is used under environment, there is preferable resistance to acid and alkali, by the linking port of setting, being connected port cooperation fastening port can be in rain It, which prevents rainwater from penetrating into inside, leads to short circuit, and has certain aesthetics.

Detailed description of the invention

Fig. 1 is a kind of overall structure diagram of the photovoltaic cable suitable for acid or alkali environment of the utility model；

Fig. 2 is a kind of sectional view of No. two cables of the photovoltaic cable suitable for acid or alkali environment of the utility model；

Fig. 3 is the section of the linking port and No.1 cable of a kind of photovoltaic cable suitable for acid or alkali environment of the utility model Figure.

In figure: 1, No.1 cable；2, No. two cables；201, reflective masking foil；202, the surface layer PTFE；203, fluorubber； 204, Clad Steel band；205, block water diaphragm；206, polyolefin interior layer；207, cable core filler；208, Loose tube；209, cable is led Body；3, it is connected port；301, No.1 screw hole；302, rubber ring；4, port is fastened；401, No. two screw holes；402, sealing ring.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

As shown in Figure 1-3, a kind of photovoltaic cable suitable for acid or alkali environment, including No.1 cable 1 and No. two cables 2, institute The end surface movable sleeve for stating No.1 cable 1 is equipped with cohesive end mouth 3, and the surface activity of No. two cables 2 is arranged with fastening end Mouth 4, the surface secure attachment of No. two cables 2 have reflective masking foil 201, and the inner surface of the reflective masking foil 201 is fixedly mounted There is the surface layer PTFE 202；

The inner surface on the surface layer PTFE 202 is fixedly installed with fluorubber 203, and the inner surface of the fluorubber 203 is fixed Clad Steel band 204 is installed, the inner surface of the Clad Steel band 204 is fixedly installed with the diaphragm 205 that blocks water, the diaphragm that blocks water 205 inner surface is fixedly installed with polyolefin interior layer 206, and the inner surface of the polyolefin interior layer 206 is fixedly installed with cable core and fills out Fill object 207, the inner surface of the cable core filler 207 sets that there are four Loose tubes 208, and the fixed peace in the inside of Loose tube 208 Equipped with cable conductor 209；The inner side surface for being connected port 3 is equipped with No.1 screw hole 301, and the inner side surface of the linking port 3 leans on Nearly 301 side of No.1 screw hole is fixedly installed with rubber ring 302；The surface of fastening port 4 is located at interface and is fixedly installed with No. two Screw hole 401, it is described fastening port 4 surface interface at be located at No. two screw holes 401 outside be fixedly installed with sealing ring 402；Instead Light masking foil 201 is fixedly connected by adhesive with the surface layer PTFE 202, and reflective masking foil 201 is attached to the surface layer PTFE 202 Upper part；The surface fixed installation for being connected port 3 is fluted, and the surface of groove is fixedly installed with anti-skid chequer；Cable conductor 209 Diameter be 0.8 to 1.5 centimetres, and cable conductor 209 is made of 12 to 16 copper wires.

It should be noted that the utility model is that a kind of photovoltaic cable suitable for acid or alkali environment needs first when in use No.1 cable 1 is opened according to the demand laying of installation, needs that the side court of reflective masking foil 201 will be equipped with when being laid with On, most solar irradiation can be reflected away under some outdoor sun in this way, so that the temperature of generation is reduced, and And the area acid-base property of some photovoltaic power generations is relatively strong, because the surface layer PTFE 202 has antiacid alkali resistant, resists various organic solvents Feature is practically insoluble in all solvents, and Chinese name is polytetrafluoroethylene (PTFE), meanwhile, polytetrafluoroethylene (PTFE) has spy resistant to high temperature Point, therefore the fluorubber 203 for being suitable for using in the environment of some soda acids, and being arranged, because fluorubber 203 has the following performance, Mainly good stability, heat-resisting quantity are good, resistance to ag(e)ing is good, good mechanical property and electrical insulation capability are good, therefore it has The effect of preferable protection resistant to high temperatures, and Clad Steel band 204, there is certain anti-flammability can protect circuitry innerlayers structure, block water It mainly prevents moisture into corrosion cable conductor 209 is prevented with diaphragm 205, by the polyolefin interior layer 206 of setting because of polyene The features such as hydrocarbon water-tolerant, good mechanical strength, electrical insulating property, allows to reinforce the protection to cable conductor 209, pine set Pipe 208 plays good insulating effect, inevitably has some connectors when in addition using and needs to handle, in order to by 1 He of No.1 cable No. two cables 2 are mutually linked use, need to first pass through and manually dock internal corresponding route, then using at insulating tape Linking port 3 and fastening port 4 can be connected and fixed by reason after processing by No.1 screw hole 301 and No. two 401 spirals of screw hole, And sealed with sealing ring 402, can prevent rainwater from penetrating into inside in the rainy day in this way leads to short circuit, and has certain Aesthetics, wherein rubber ring 302 plays the role of being slidingly sealed with cable surface.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (7)

1. a kind of photovoltaic cable suitable for acid or alkali environment, it is characterised in that: including No.1 cable (1) and No. two cables (2), institute The end surface movable sleeve for stating No.1 cable (1) is equipped with cohesive end mouth (3), and the surface activity of No. two cables (2) is arranged with It fastens port (4), the surface secure attachment of No. two cables (2) has reflective masking foil (201), the reflective masking foil (201) inner surface is fixedly installed with the surface layer PTFE (202).

2. a kind of photovoltaic cable suitable for acid or alkali environment according to claim 1, it is characterised in that: the surface layer PTFE (202) inner surface is fixedly installed with fluorubber (203), and the inner surface of the fluorubber (203) is fixedly installed with Clad Steel band (204), the inner surface of the Clad Steel band (204) is fixedly installed with the diaphragm that blocks water (205), the diaphragm that blocks water (205) it is interior Surface is fixedly installed with polyolefin interior layer (206), and the inner surface of the polyolefin interior layer (206) is fixedly installed with cable core filler (207), the inner surface of the cable core filler (207) is set there are four Loose tube (208), and the inside of Loose tube (208) is solid Dingan County is equipped with cable conductor (209).

3. a kind of photovoltaic cable suitable for acid or alkali environment according to claim 1, it is characterised in that: the linking port (3) inner side surface is equipped with No.1 screw hole (301), and the inner side surface of linking port (3) is close to No.1 screw hole (301) side It is fixedly installed with rubber ring (302).

4. a kind of photovoltaic cable suitable for acid or alkali environment according to claim 1, it is characterised in that: the fastening port (4) surface is located at interface and is fixedly installed with No. two screw holes (401), is located at two at the surface interface of fastening port (4) Sealing ring (402) are fixedly installed on the outside of number screw hole (401).

5. a kind of photovoltaic cable suitable for acid or alkali environment according to claim 2, it is characterised in that: the reflective tinfoil paper Paper (201) is fixedly connected by adhesive with the surface layer PTFE (202), and reflective masking foil (201) is attached to the surface layer PTFE (202) Upper part.

6. a kind of photovoltaic cable suitable for acid or alkali environment according to claim 1, it is characterised in that: the linking port (3) surface fixed installation is fluted, and the surface of groove is fixedly installed with anti-skid chequer.

7. a kind of photovoltaic cable suitable for acid or alkali environment according to claim 2, it is characterised in that: the cable conductor (209) diameter is 0.8 to 1.5 centimetres, and cable conductor (209) is made of 12 to 16 copper wires.