CN107255592A - Photovoltaic component terminal box test device - Google Patents

Photovoltaic component terminal box test device Download PDF

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Publication number
CN107255592A
CN107255592A CN201710660079.4A CN201710660079A CN107255592A CN 107255592 A CN107255592 A CN 107255592A CN 201710660079 A CN201710660079 A CN 201710660079A CN 107255592 A CN107255592 A CN 107255592A
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CN
China
Prior art keywords
terminal box
directive wheel
photovoltaic component
component terminal
balance weight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710660079.4A
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Chinese (zh)
Other versions
CN107255592B (en
Inventor
王冬
卜聪
邱娟
李洋
杨帆
刘志民
李孟蕾
张可佳
马锦贞
宋欣
田磊
邓路生
王立闯
史伟
刘海涛
霍永琛
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China Building Material Test and Certification Group Co Ltd
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China Building Material Test and Certification Group Co Ltd
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Priority to CN201710660079.4A priority Critical patent/CN107255592B/en
Publication of CN107255592A publication Critical patent/CN107255592A/en
Application granted granted Critical
Publication of CN107255592B publication Critical patent/CN107255592B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30Electrical components
    • H02S40/34Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S50/00Monitoring or testing of PV systems, e.g. load balancing or fault identification
    • H02S50/10Testing of PV devices, e.g. of PV modules or single PV cells
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Photovoltaic Devices (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The invention discloses a kind of photovoltaic component terminal box test device, belong to photovoltaic module field, the photovoltaic component terminal box test device includes at least one tensile test unit, the tensile test unit includes first support, the first directive wheel, the second directive wheel, the first balance weight body and the first bracing wire, wherein:One end of first bracing wire is connected with first balance weight body, and the other end is bypassed after first directive wheel and the second directive wheel successively, is connected with photovoltaic component terminal box, or is connected with the lead-out wire of photovoltaic component terminal box.The present invention can easily test the bonding firmness of photovoltaic component terminal box and the tensile strength of lead-out wire, and simple in construction, easy to use.

Description

Photovoltaic component terminal box test device
Technical field
The present invention relates to photovoltaic module field, a kind of photovoltaic component terminal box test device is particularly related to.
Background technology
Photovoltaic component terminal box is that the solar cell array and solar charging constituted between solar cell module is automatically controlled Connector between device processed.Be a collection electrical design, Machine Design with material science be combined it is cross-cutting comprehensive Design.
In actual use, terminal box is adhesively fixed by silica gel, in the standards of IEC 61215, to photovoltaic module wiring The intensity of box and terminal box exit has clear and definite regulation, to ensure that terminal box quality is tested, it is necessary to dock line box, including Test the intensity of terminal box lead-out wire, and terminal box bonding firmness etc..
Chinese patent literature CN206208652U discloses a kind of terminal box test equipment, and its method of testing is:By wiring Box is pasted onto on backboard, and backboard is held by vacuum generator, is tested the tensile strength of terminal box lead-out wire using counterweight and is connect The bonding firmness of line box.The test object of the equipment is the terminal box do not installed and used, for the terminal box installed, by Fixed in it, it is impossible to tested according to the method for the patent.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of photovoltaic component terminal box test device, the present invention can be square Just the bonding firmness of photovoltaic component terminal box and the tensile strength of lead-out wire are tested, and it is simple in construction, it is easy to use.
It is as follows that the present invention provides technical scheme:
A kind of photovoltaic component terminal box test device, including at least one tensile test unit, the tensile test unit Including first support, the first directive wheel, the second directive wheel, the first balance weight body and the first bracing wire, wherein:
One end of first bracing wire is connected with first balance weight body, the other end bypass successively first directive wheel and After second directive wheel, it is connected, or is connected with the lead-out wire of photovoltaic component terminal box with photovoltaic component terminal box.
Further, first directive wheel is arranged on the upper end of the first support, and second directive wheel is arranged on The lower end of the first support, one end of first bracing wire is connected with first balance weight body, and the other end bypasses described successively After first directive wheel and the second directive wheel, it is connected with the side of photovoltaic component terminal box, or with photovoltaic component terminal box sideways Lead-out wire connection.
Further, the first support includes vertical supports and laterally hung oneself from a beam, and first directive wheel is arranged on described The upper end of vertical supports, second directive wheel is arranged on the end of the laterally overarm, one end of first bracing wire and institute The connection of the first balance weight body is stated, the other end is bypassed after first directive wheel and the second directive wheel successively, with photovoltaic component terminal box Top surface connection.
Further, the first support includes vertical supports and laterally hung oneself from a beam, and first directive wheel is arranged on described The upper end of vertical supports, second directive wheel is arranged on the end of the laterally overarm, and the lower end of the vertical supports is set There is the 3rd directive wheel, wherein:
One end of first bracing wire is connected with first balance weight body, the other end bypass successively first directive wheel and After second directive wheel, it is connected with the top surface of photovoltaic component terminal box;
Or, one end of first bracing wire is connected with first balance weight body, and the other end bypasses described first and led successively To after wheel and the 3rd directive wheel, it is connected with the side of photovoltaic component terminal box, or the extraction with photovoltaic component terminal box side Line is connected.
Further, the photovoltaic component terminal box test device also includes terminal box adaptation frame, the terminal box adaptation Frame includes being provided with eye jackscrew, the day at least two in day glyph framework, four frames of the day glyph framework Eye jackscrew is provided with the intermediate transverse girder of glyph framework.
Further, the photovoltaic component terminal box test device also includes at least one torsional test unit, the torsion Power test cell includes second support, the 4th directive wheel, the 5th directive wheel, the second balance weight body, the second bracing wire and turns round bobbin, its In:
4th directive wheel is arranged on the upper end of the second support, and the torsion bobbin is arranged on the second support Lower end, the 5th directive wheel is arranged on the torsion bobbin, and one end of second bracing wire is connected with second balance weight body, The other end bypasses the 4th directive wheel, and winds fixed after the fixing turn of the 5th directive wheel one, the torsion bobbin be used for The lead-out wire connection of photovoltaic component terminal box.
Further, the torsional test unit also includes angle angle disk and angle indicator, and angle angle disk is fixed on The lower end of the second support, the angle indicator is arranged on the torsion bobbin.
Further, it is provided with the first cylinder in the first support, first cylinder connects and controls described first The second cylinder is provided with balance weight body, the second support, second cylinder connects and controls second balance weight body, described First cylinder and the second cylinder are connected by gas circuit with source of the gas.
Further, the photovoltaic component terminal box test device also includes experiment frame, and the experiment frame includes experiment frame Body and experiment frame fix bar, the lower end of the first support, which is provided with the first installation bayonet socket, the first installation bayonet socket, to be set It is equipped with first and tightens screw, the lower end of the second support is provided with the second installation bayonet socket, and described second installs setting at bayonet socket There is second to tighten screw.
Further, the first balance weight body guardrail is provided with the first support, first balance weight body is arranged on described In first balance weight body guardrail, the second balance weight body guardrail is provided with the second support, second balance weight body is arranged on described In second balance weight body guardrail.
The invention has the advantages that:
The present invention is used to test the bonding firmness of photovoltaic component terminal box and the tensile strength of lead-out wire, goes for The terminal box installed and used and do not installed and used.Test is carried out by tensile test unit, wherein:First support is used to install With other all parts of support, the first directive wheel and the second directive wheel are used for the direction of the first bracing wire of change, and the first balance weight body is used In offer test pulling force.During test, bracing wire length is adjusted, it is gently tensed in initial bit, discharged the first balance weight body, make Pulling force is obtained along the first bracing wire, after the first directive wheel and the second directive wheel change direction, is connected with photovoltaic component terminal box, Or be connected with the lead-out wire of photovoltaic component terminal box., can be with photovoltaic component terminal box when being connected with photovoltaic component terminal box Each side connect, can also be connected with the top surface of photovoltaic component terminal box, for test in terminal box all directions gluing Connect firmness.When being connected with the lead-out wire of photovoltaic component terminal box, the tensile strength for testing lead-out wire.
In summary, the present invention can easily test the bonding firmness of photovoltaic component terminal box and the tension of lead-out wire Intensity, and it is simple in construction, it is easy to use.
Brief description of the drawings
Fig. 1 is the schematic diagram of one embodiment of photovoltaic component terminal box test device;
Fig. 2 is the schematic diagram of one embodiment of tensile test unit;
Fig. 3 is the schematic diagram of another embodiment of tensile test unit;
Fig. 4 is the schematic diagram of the further embodiment of tensile test unit;
Fig. 5 is the schematic diagram that terminal box is adapted to frame;
Fig. 6 is the schematic diagram of another embodiment of photovoltaic component terminal box test device;
Fig. 7 is the schematic diagram of torsional test unit.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool Body embodiment is described in detail.
The present invention provides a kind of photovoltaic component terminal box test device, as Figure 1-5, including at least one tensile test Unit 1, tensile test unit 1 includes first support 101, the first directive wheel 102, the second directive wheel 103, the first balance weight body 105 With the first bracing wire 106, wherein:
One end of first bracing wire 106 is connected with the first balance weight body 105, and the other end bypasses the first directive wheel 102 and successively After two directive wheels 103, it is connected, or is connected with the lead-out wire of photovoltaic component terminal box 5 with photovoltaic component terminal box 5.
The present invention is used to test the bonding firmness of photovoltaic component terminal box and the tensile strength of lead-out wire, goes for The terminal box installed and used and do not installed and used.Test is carried out by tensile test unit, wherein:First support is used to install With other all parts of support, the first directive wheel and the second directive wheel are used for the direction of the first bracing wire of change, and the first balance weight body is used In offer test pulling force.During test, bracing wire length is adjusted, it is gently tensed in initial bit, discharged the first balance weight body, make Pulling force is obtained along the first bracing wire, after the first directive wheel and the second directive wheel change direction, is connected with photovoltaic component terminal box, Or be connected with the lead-out wire of photovoltaic component terminal box., can be with photovoltaic component terminal box when being connected with photovoltaic component terminal box Each side connect, can also be connected with the top surface of photovoltaic component terminal box, for test in terminal box all directions gluing Connect firmness.When being connected with the lead-out wire of photovoltaic component terminal box, the tensile strength for testing lead-out wire.
In summary, the present invention can easily test the bonding firmness of photovoltaic component terminal box and the tension of lead-out wire Intensity, and it is simple in construction, it is easy to use.
The pulling force of first balance weight body is passed through the first directive wheel and the by the tensile test unit of the present invention along the first bracing wire Two directive wheels change direction, for the tensile test of all directions, as long as being that by changing the structure of direction of pull, It is not intended to limit the installation site of the first directive wheel and the second directive wheel.Below preferred descriptions are carried out with several embodiments:
Embodiment one:
As shown in Fig. 2 the first directive wheel 102 is arranged on the upper end of first support 101, the second directive wheel 103 is arranged on The lower end of one support 101, one end of the first bracing wire 106 is connected with the first balance weight body 105, and the other end bypasses the first directive wheel successively 102 and second after directive wheel 103, be connected with the side of photovoltaic component terminal box, or draws with photovoltaic component terminal box side Outlet is connected.The adhesion strength that the present embodiment can be tested in photovoltaic component terminal box side surface direction, and drawing positioned at side The tensile strength of outlet.
Embodiment two:
As shown in figure 3, first support 101 includes vertical supports 107 and laterally overarm 108, the first directive wheel 102 is arranged on The upper end of vertical supports 107, the second directive wheel 103 is arranged on the end of laterally overarm 108, one end of the first bracing wire 106 and the One balance weight body 105 is connected, and the other end is bypassed after the first directive wheel 102 and the second directive wheel 103 successively, with photovoltaic component terminal box Top surface connection.The adhesion strength that the present embodiment can be tested on photovoltaic component terminal box top surface direction.
Embodiment three:
As shown in figure 4, first support 101 includes vertical supports 107 and laterally overarm 108, the first directive wheel 102 is arranged on The upper end of vertical supports 107, the second directive wheel 103 is arranged on the end of laterally overarm 108, and the lower end of vertical supports 107 is set There is the 3rd directive wheel 109, wherein:
One end of first bracing wire 106 is connected with the first balance weight body 105, and the other end bypasses the first directive wheel 102 and successively After two directive wheels 103, it is connected with the top surface of photovoltaic component terminal box;
Or, one end of the first bracing wire 106 is connected with the first balance weight body 105, and the other end bypasses the first directive wheel 102 successively After the 3rd directive wheel 109, it is connected with the side of photovoltaic component terminal box, or the lead-out wire with photovoltaic component terminal box side Connection.
Embodiment three is the combination of embodiment one and embodiment two, can test photovoltaic component terminal box side and top surface side Upward adhesion strength, and the lead-out wire positioned at side tensile strength.
To facilitate installation, as shown in figure 5, photovoltaic component terminal box test device, which also includes terminal box, is adapted to frame 2, wiring Box adaptation frame include day glyph framework, day glyph framework four frames 201 at least two on be provided with eye jackscrew 203, the eye jackscrew quantity on four frames is set according to actual conditions, can be with every if not having barrier around terminal box All set, if there is barrier around terminal box so that eye jackscrew can not be set on some side, can be not provided with individual side, But the quantity of eye jackscrew, which must assure that, can clamp terminal box.Eye is provided with the intermediate transverse girder 202 of day glyph framework Jackscrew 203.During test, by terminal box adaptation frame set 2 on photovoltaic component terminal box 5, the ring on frame and intermediate transverse girder is tightened First jackscrew 203 so that terminal box adaptation frame 2 clamps photovoltaic component terminal box 5.The eye on the top of eye jackscrew 203 is used for convenient Eye jackscrew 203 is tightened, and is additionally operable to connect the first bracing wire 106.
As a modification of the present invention, as shown in fig. 6-7, photovoltaic component terminal box test device also includes at least one Torsional test unit 3, torsional test unit 3 is matched somebody with somebody including second support 301, the 4th directive wheel 302, the 5th directive wheel 303, second Weight body 305, the second bracing wire 306 and torsion bobbin 307, wherein:
4th directive wheel 302 is arranged on the upper end of second support 301, turns round bobbin 307 and is arranged under second support 301 End, the 5th directive wheel 303 is arranged on torsion bobbin 307, and one end of the second bracing wire 306 is connected with the second balance weight body 305, the other end The 4th directive wheel 302 is bypassed, and winds fixed after the fixing turn of the 5th directive wheel 303 1, turning round bobbin 307 is used to connect with photovoltaic module The lead-out wire connection of line box.
The present invention be additionally operable to test photovoltaic component terminal box lead-out wire torsional strength, go for having installed and used and The terminal box do not installed and used.Test is carried out by torsional test unit, wherein:Second support is used to install and support other each Individual part, the 4th directive wheel is used for the direction for changing the first bracing wire, and the 5th directive wheel is used to pulling force changing into torsion, and second matches somebody with somebody Weight body is used to provide test pulling force, and turning round bobbin is used to connect lead-out wire.During test, bobbin will be turned round and lead-out wire is consolidated with pressing plate It is fixed, bracing wire length is adjusted, it is gently tensed in initial bit, the second balance weight body is discharged so that pulling force is passed through along the second bracing wire Cross the 4th directive wheel to change behind direction, be wrapped in the 5th directive wheel wound, pulling force is changed into torsion, drive and turn round bobbin twisting, turn round line Axle is connected with lead-out wire, tests the torsional strength of lead-out wire.
For the torsional strength of quantitative test lead-out wire, torsional test unit 3 also includes angle angle disk 308 and angle indicator 309, angle angle disk 308 is fixed on the lower end of second support 301, and angle indicator 309 is arranged on torsion bobbin 307.During test, adjust It can as needed be set untill 0 point, 0 point of whole angle indicator orientation angle angle disk, can be the center of angle angle disk, also may be used Untill being the starting or end of angle angle disk.Angle angle disk is fixed, and angle indicator is twisted in the case where turning round the drive of bobbin, leads to Over-angle throw of pointer angle, the test torsional strength that can be quantified.
Further, the first cylinder 104 is provided with first support 1, the first cylinder 104 connects and controls the first balance weight body 105, the second cylinder 304 is provided with second support 3, and the second cylinder 304 connects and controls the second balance weight body 305, the first cylinder 104 and second cylinder 304 be connected by gas circuit with source of the gas.Balance weight body is discharged by cylinder, it is possible to achieve at the uniform velocity discharge, and can Convenient adjustment rate of release.Gas circuit is connected with source of the gas before experiment, and air circuit breaker is opened, preferably with pressure regulator valve by pressure stability In 3-4kg/cm2.Cylinder responsiveness, which is related in the speed of balance weight body release, standard, provides that force speed can not be too fast, gas Cylinder speed the throttle valve opening of corresponding electromagnetic valve outlet can be adjusted in control cabinet.
Tensile test unit and torsional test unit, as shown in figures 1 to 6, photovoltaic component terminal box are installed for convenience Test device also includes experiment frame 4, and experiment frame 4 includes experiment frame body 401 and experiment frame fix bar 402, and experiment frame body is used In the outside installed in terminal box, and for installing tensile test unit and torsional test unit, experiment frame fix bar is used for will Experiment frame body is fixed on the housing of photovoltaic module.The lower end of first support 1 is provided with the first installation bayonet socket 110, the first peace It is loaded at mouth 110 and is provided with first and tightens screw, the lower end of second support 301 is provided with the second installation bayonet socket 310, and second installs Second is provided with bayonet socket 310 and tightens screw.
When carrying out tensile test, the installation bayonet socket of tensile test unit is stuck on experiment frame, mobile tensile test unit Or nigration frame, the directive wheel center of tensile test unit least significant end is directed at eye jackscrew (directive wheel of least significant end is referred to Since balance weight body, the directive wheel that bracing wire is eventually passed), and bayonet socket clamping will be installed with screw is tightened, subsequently surveyed Examination.The use process of torsional test unit is similar.
To ensure balance weight body vertical drop, and protecting to be provided with the first balance weight body guardrail in balance weight body, first support 101 111, the first balance weight body 105 is arranged in the first balance weight body guardrail 111, and the second balance weight body guardrail is provided with second support 301 311, the second balance weight body 305 is arranged in the second balance weight body guardrail 311.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of photovoltaic component terminal box test device, it is characterised in that including at least one tensile test unit, the pulling force Test cell includes first support, the first directive wheel, the second directive wheel, the first balance weight body and the first bracing wire, wherein:
One end of first bracing wire is connected with first balance weight body, and the other end bypasses first directive wheel and second successively After directive wheel, it is connected, or is connected with the lead-out wire of photovoltaic component terminal box with photovoltaic component terminal box.
2. photovoltaic component terminal box test device according to claim 1, it is characterised in that first directive wheel is set In the upper end of the first support, second directive wheel is arranged on the lower end of the first support, the one of first bracing wire End is connected with first balance weight body, and the other end is bypassed after first directive wheel and the second directive wheel successively, with photovoltaic module The side connection of terminal box, or be connected with the lead-out wire of photovoltaic component terminal box side.
3. photovoltaic component terminal box test device according to claim 1, it is characterised in that the first support includes perpendicular To support and horizontal overarm, first directive wheel is arranged on the upper end of the vertical supports, and second directive wheel is arranged on The end of the laterally overarm, one end of first bracing wire is connected with first balance weight body, and the other end bypasses described successively After first directive wheel and the second directive wheel, it is connected with the top surface of photovoltaic component terminal box.
4. photovoltaic component terminal box test device according to claim 1, it is characterised in that the first support includes perpendicular To support and horizontal overarm, first directive wheel is arranged on the upper end of the vertical supports, and second directive wheel is arranged on The end of the laterally overarm, the lower end of the vertical supports is provided with the 3rd directive wheel, wherein:
One end of first bracing wire is connected with first balance weight body, and the other end bypasses first directive wheel and second successively After directive wheel, it is connected with the top surface of photovoltaic component terminal box;
Or, one end of first bracing wire is connected with first balance weight body, and the other end bypasses first directive wheel successively After the 3rd directive wheel, it is connected, or connects with the lead-out wire of photovoltaic component terminal box side with the side of photovoltaic component terminal box Connect.
5. photovoltaic component terminal box test device according to claim 1, it is characterised in that the photovoltaic component terminal box Test device also includes terminal box and is adapted to frame, and the terminal box adaptation frame includes day glyph framework, the four of the day glyph framework In individual frame at least two on be provided with eye jackscrew, the intermediate transverse girder of the day glyph framework and be provided with eye jackscrew.
6. according to any described photovoltaic component terminal box test devices of claim 1-5, it is characterised in that the photovoltaic module Junction box testing apparatus also includes at least one torsional test unit, and the torsional test unit is led including second support, the 4th To wheel, the 5th directive wheel, the second balance weight body, the second bracing wire and torsion bobbin, wherein:
4th directive wheel is arranged on the upper end of the second support, and the torsion bobbin is arranged under the second support End, the 5th directive wheel is arranged on the torsion bobbin, and one end of second bracing wire is connected with second balance weight body, separately One end bypasses the 4th directive wheel, and winds fixed after the fixing turn of the 5th directive wheel one, and the torsion bobbin is used for and light Lie prostrate the lead-out wire connection of assembly junction box.
7. photovoltaic component terminal box test device according to claim 6, it is characterised in that the torsional test unit is also Including angle angle disk and angle indicator, angle angle disk is fixed on the lower end of the second support, and the angle indicator is set On the torsion bobbin.
8. photovoltaic component terminal box test device according to claim 6, it is characterised in that set in the first support There is the first cylinder, first cylinder connects and controls to be provided with the second cylinder in first balance weight body, the second support, Second cylinder is connected and controls second balance weight body, and first cylinder and the second cylinder are connected by gas circuit and source of the gas Connect.
9. photovoltaic component terminal box test device according to claim 6, it is characterised in that the photovoltaic component terminal box Test device also includes experiment frame, and the experiment frame is included under experiment frame body and experiment frame fix bar, the first support Hold and be provided with the first installation bayonet socket, being provided with first at the first installation bayonet socket tightens screw, the lower end of the second support It is provided with the second installation bayonet socket, being provided with second at the second installation bayonet socket tightens screw.
10. photovoltaic component terminal box test device according to claim 6, it is characterised in that set in the first support The first balance weight body guardrail is equipped with, first balance weight body is arranged in the first balance weight body guardrail, set in the second support The second balance weight body guardrail is equipped with, second balance weight body is arranged in the second balance weight body guardrail.
CN201710660079.4A 2017-08-04 2017-08-04 Photovoltaic module junction box testing device Active CN107255592B (en)

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CN201710660079.4A CN107255592B (en) 2017-08-04 2017-08-04 Photovoltaic module junction box testing device

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Application Number Priority Date Filing Date Title
CN201710660079.4A CN107255592B (en) 2017-08-04 2017-08-04 Photovoltaic module junction box testing device

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CN107255592A true CN107255592A (en) 2017-10-17
CN107255592B CN107255592B (en) 2023-12-08

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112378612A (en) * 2020-11-12 2021-02-19 福建省宏闽电力工程监理有限公司 Installation method of photovoltaic module junction box
CN114002040A (en) * 2021-11-26 2022-02-01 晶澳(邢台)太阳能有限公司 Simulation assembly of photovoltaic assembly and manufacturing method of welding tension sample

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