CN209544867U - Switchgear is used in a kind of test of photovoltaic DC-to-AC converter - Google Patents

Abstract

The utility model discloses a kind of photovoltaic DC-to-AC converter test switchgear, including photovoltaic DC-to-AC converter test switch cabinet, Air Filter is fixedly connected at the top of the photovoltaic DC-to-AC converter test switch cabinet.The utility model inserts multiple movable blocks according to test equipment by slot strip, the inside that the right end of support rod is placed on support bar is supported test equipment by movable block after inserting simultaneously, locating rod is inserted at location hole again, support rod is positioned through support rod, it locating rod is taken out when needing to clear up dust is simultaneously moved forward and backward support rod band electric brush again and is moved forward and backward and dust brush dropped into capable cleaning, it solves the problems, such as that existing photovoltaic DC-to-AC converter test with switchgear cannot effectively correspond to different height and quickly install to place and dust is easy to be deposited in the surface of equipment influences equipment operation, photovoltaic DC-to-AC converter test switchgear, having can Fast Installation place apparatus and easy the advantages of handling dust.

Description

Switchgear is used in a kind of test of photovoltaic DC-to-AC converter

Technical field

The utility model relates to photovoltaic DC-to-AC converter the field of test technology, specially a kind of photovoltaic DC-to-AC converter test switch Cabinet.

Background technique

As the new energy such as China's solar energy, wind energy are quickly grown, grid-connected photovoltaic power generation system proportion in power grid Increasing, photovoltaic combining inverter is a kind of direct current to be converted to friendship as important component in photovoltaic generating system The power electronic equipment of galvanic electricity needs to ensure grid-connected photovoltaic power generation system reliability and stability to photovoltaic grid-connected inversion Device carries out safety detection.

Existing photovoltaic DC-to-AC converter test needs to place with switchgear different electronic equipments to photovoltaic inversion when in use Device is tested, while the dimensions of distinct device is not of uniform size, and when actual installation is not convenient enough, while cannot be effective right It answers different height to carry out quickly installation to place, and dust is easy to be deposited in the surface influence equipment operation of equipment.

Utility model content

The purpose of this utility model is to provide a kind of photovoltaic DC-to-AC converter test switchgear, having can Fast Installation placement Equipment and easy the advantages of handling dust, solving existing photovoltaic DC-to-AC converter test switchgear cannot be effective right Answering different height to carry out, quickly installation is placed and dust is easy the problem of being deposited in the surface influence equipment operation of equipment.

To achieve the above object, the utility model provides the following technical solutions: a kind of photovoltaic DC-to-AC converter test switchgear, Including photovoltaic DC-to-AC converter test switch cabinet, it is fixedly connected at the top of the photovoltaic DC-to-AC converter test switch cabinet dust-proof The front of net, the photovoltaic DC-to-AC converter test switch cabinet is equipped with cabinet door, the positive top of cabinet door by articulate Portion is fixedly connected with gauge outfit, and the positive bottom of cabinet door is fixedly connected with observation window, and the front of the cabinet door is fixedly connected with Emergency stop switch at the top of observation window, the photovoltaic DC-to-AC converter test are offered scattered with the two sides at the top of switch cabinet inner wall Hot hole is fixedly connected with the radiation air positioned at heat release hole bottom at the top of photovoltaic DC-to-AC converter test switch cabinet inner wall It fans, slot strip, the photovoltaic DC-to-AC converter test is fixedly connected on the left of photovoltaic DC-to-AC converter test switch cabinet inner wall With support bar is fixedly connected on the right side of switch cabinet inner wall, movable block is slidably connected on the right side of the slot strip, it is described to insert The movable number of blocks being slidably connected on the right side of groove bar is greater than three, and the inside of the movable block is fixedly connected with shaft, the shaft Surface be arranged with support rod, the right side of the support rod and support bar clearance fit, the inside of the support bar offer fixed Position hole, the location hole are internally provided with locating rod, and the bottom end of the locating rod sequentially passes through support bar and branch from top to bottom Strut and the bottom for extending to support bar are fixedly connected to hairbrush at the top and bottom of the support rod.

Preferably, the location hole is provided with several, and several location holes are isodistantly spaced setting, the locating rod surface Bottom thread be connected with nut, the top of the nut and the bottom of support bar are in close contact.

Preferably, the right side opening of the slot strip is equipped with sliding groove, is fixedly connected with sliding shoe on the left of the movable block, The sliding shoe is slidably connected with sliding groove.

Preferably, threaded hole is offered at the top of the support rod, the threaded hole is provided with several, the threaded hole It is identical as the fixing bolt specification of test device, and several threaded holes are isodistantly spaced setting, the surface of the support rod is coated with anti- Rotten coating.

Preferably, the slot strip and support bar are provided with several, and several slot strips and support bar are in equidistant From setting, the photovoltaic DC-to-AC converter test is fixedly connected to support base, the photovoltaic inversion with the quadrangle of switch cabinet bottom Quadrangle at the top of device test switch cabinet is fixedly connected to hanging ring.

Preferably, the bottom of the photovoltaic DC-to-AC converter test switch cabinet, which is movably installed with, deposits ash box, described to deposit ash box Front be fixedly connected with handle.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the utility model inserts multiple movable blocks, while movable block according to test equipment by slot strip The inside that the right end of support rod is placed on support bar is supported test equipment after inserting, then locating rod is inserted into location hole Place positions support rod through support rod, while taking out locating rod when needing to clear up dust and being moved forward and backward support rod band again Electric brush, which is moved forward and backward, drops into capable cleaning for dust brush, and solving existing photovoltaic DC-to-AC converter test switchgear cannot be effective Corresponding different height, which carries out the surface that quickly installation placement and dust are easy to be deposited in equipment, influences asking for equipment operation Topic, photovoltaic DC-to-AC converter test switchgear, having Fast Installation place apparatus and can be easy the advantages of handling dust, Improve the convenience of test equipment installation and the convenience of dust processing.

2, the utility model is provided with several because of location hole, and several location holes are isodistantly spaced setting, locating rod surface Bottom thread be connected with nut, the top of nut and the bottom of support bar are in close contact, and the design is by the setting of nut, just It is in close contact in user by the bottom of rotary nut and support bar, so that locating rod, which is fixed, prevents locating rod from loosening It falls, while several location holes can form multiple positioning point of adjustment, convenient for placing the test equipment of different size.

3, the utility model is equipped with sliding groove because of the right side opening of slot strip, is fixedly connected with sliding shoe on the left of movable block, Sliding shoe is slidably connected with sliding groove, the design by the setting of sliding groove and sliding shoe, convenient for user by sliding groove and Being slidably connected for sliding shoe enables the convenient and fast front and back adjusting of movable block to insert distance, while making the movable block after slidable adjustment not It easily shakes, improves the shelf-stability of test equipment.

4, the utility model is provided with several because offering threaded hole, threaded hole at the top of support rod, threaded hole and survey The fixing bolt specification that trial assembly is set is identical, and several threaded holes are isodistantly spaced setting, and the surface of support rod is coated with corrosion-inhibiting coating, should Design passes through the setting of threaded hole and corrosion-inhibiting coating, is set convenient for user by several threaded holes and the test of different model specification Standby mutually fixed, the threaded hole not being screwed with test equipment can radiate, and ensure that heat dissipation effect, and dust is not Easily accumulation, while the service life of support rod can be improved in corrosion-inhibiting coating, prevents support rod from being corroded by dust.

5, the utility model is provided with several because of slot strip and support bar, and several slot strips and support bar are in Distance setting, photovoltaic DC-to-AC converter test are fixedly connected to support base, photovoltaic DC-to-AC converter test with the quadrangle of switch cabinet bottom It is fixedly connected to hanging ring with the quadrangle at the top of switch cabinet, which forms longitudinal by several slot strip and support bar Multiple adjusting positions guarantee the test equipment for being suitable for different size, while support base ensure that photovoltaic DC-to-AC converter test with opening The shelf-stability of cabinet body is closed, hanging ring makes photovoltaic DC-to-AC converter test switch cabinet hoisting transportation and placement.

6, the utility model deposits ash box because the bottom of photovoltaic DC-to-AC converter test switch cabinet is movably installed with, and deposits ash box Front is fixedly connected with handle, which removes locating rod by depositing the setting of ash box and handle convenient for user's rotary nut Afterwards, it is moved forward and backward support rod band electric brush to be moved forward and backward, the dust of test equipment bodies top is brushed in hairbrush back-and-forth motion Fall, ensure that the clean and tidy of test equipment, brush the dust fallen fall into deposit ash box after user by observation window observation deposit ash quantity, ash quantity It is more after user open cabinet door by pull back handle will deposit ash box extraction handle, ensure that photovoltaic DC-to-AC converter test With the use cleaning of switch cabinet.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the main view the schematic diagram of the section structure of the utility model Fig. 1；

Fig. 3 is the top cross-sectional view that switch cabinet is used in photovoltaic DC-to-AC converter test in the utility model Fig. 1；

Fig. 4 is the schematic perspective view of the utility model support bar；

Fig. 5 is the enlarged drawing at the utility model A.

In figure: 1 photovoltaic DC-to-AC converter test with switch cabinet, 2 Air Filters, 3 cabinet doors, 4 gauge outfits, 5 observation windows, 6 emergency stop switch, 7 heat release holes, 8 radiator fans, 9 slot strips, 10 support bars, 11 movable blocks, 12 shafts, 13 support rods, 14 location holes, 15 positioning Ash box, 24 handles are deposited in bar, 16 hairbrush, 17 nuts, 18 sliding grooves, 19 sliding shoes, 20 threaded holes, 21 support bases, 22 hanging rings, 23.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5, a kind of photovoltaic DC-to-AC converter test switchgear, including photovoltaic DC-to-AC converter test switch cabinet 1 are please referred to, Ash box 23 is deposited because photovoltaic DC-to-AC converter test is movably installed with the bottom of switch cabinet 1, the front for depositing ash box 23 is fixedly connected with Handle 24, the design are preceding after removing locating rod 15 convenient for user's rotary nut 17 by depositing the setting of ash box 23 and handle 24 The support rod 13 at the top of test equipment is moved afterwards, is moved forward and backward support rod 13 with electric brush 16, and hairbrush 16 is moved forward and backward The dust of test equipment bodies top is carried out brush to fall, the dust accretions at the top of test equipment is prevented, ensure that test equipment Neatly, brush the dust fallen fall into deposit ash box 23 after user ash quantity deposited by the observation of observation window 5, user opens after ash quantity is more Cabinet door 3, by pull back handle 24 will deposit ash box 23 extraction handle, ensure that photovoltaic DC-to-AC converter test switch cabinet 1 use cleaning, photovoltaic DC-to-AC converter test are fixedly connected with Air Filter 2, photovoltaic DC-to-AC converter test with the top of switch cabinet 1 Cabinet door 3 is equipped with by articulate with the front of switch cabinet 1, the positive top of cabinet door 3 is fixedly connected with gauge outfit 4, cabinet door 3 Positive bottom is fixedly connected with observation window 5, and the front of cabinet door 3 is fixedly connected with the emergency stop switch 6 positioned at 5 top of observation window, Photovoltaic DC-to-AC converter test offers heat release hole 7 with the two sides at the top of 1 inner wall of switch cabinet, and switchgear is used in photovoltaic DC-to-AC converter test The radiator fan 8 positioned at 7 bottom of heat release hole, the model of radiator fan 8 are fixedly connected at the top of 1 inner wall of body WDF12025SL is fixedly connected with slot strip 9 on the left of photovoltaic DC-to-AC converter test 1 inner wall of switch cabinet, because of the right side of slot strip 9 Side offers sliding groove 18, and the left side of movable block 11 is fixedly connected with sliding shoe 19, and sliding shoe 19 is slidably connected with sliding groove 18, The design is by the setting of sliding groove 18 and sliding shoe 19, convenient for user's being slidably connected by sliding groove 18 and sliding shoe 19 Enabling movable block 11, easily front and back adjusting inserts distance, while the movable block after slidable adjustment 11 being made to be not easy to shake, and improves The shelf-stability of test equipment, because slot strip 9 and support bar 10 are provided with several, and several slot strips 9 and support bar 10 are isodistantly spaced setting, and photovoltaic DC-to-AC converter test is fixedly connected to support base 21, photovoltaic with the quadrangle of 1 bottom of switch cabinet Inverter test is fixedly connected to hanging ring 22 with the quadrangle at 1 top of switch cabinet, which passes through several slot strip 9 and branch Stay 10 forms longitudinal multiple adjusting positions, guarantees the test equipment for being suitable for different size, while support base 21 ensure that The photovoltaic DC-to-AC converter test shelf-stability of switch cabinet 1, hanging ring 22 make the lifting fortune of photovoltaic DC-to-AC converter test switch cabinet 1 It is defeated and place, support bar 10, the right side of slot strip 9 are fixedly connected on the right side of photovoltaic DC-to-AC converter test 1 inner wall of switch cabinet Movable block 11 is slidably connected, 11 quantity of movable block being slidably connected on the right side of slot strip 9 is greater than three, and the inside of movable block 11 is solid Surely it is connected with shaft 12, the surface of shaft 12 is arranged with support rod 13, because the top of support rod 13 offers threaded hole 20, screw thread Hole 20 is provided with several, and threaded hole 20 is identical as the fixing bolt specification of test device, and several threaded holes 20 are isodistantly spaced Setting, the surface of support rod 13 are coated with corrosion-inhibiting coating, which passes through the setting of threaded hole 20 and corrosion-inhibiting coating, are convenient for user It is mutually fixed by several threaded holes 20 and the test equipment of different model specification, the screw thread not being screwed with test equipment Hole 20 can radiate, and ensure that heat dissipation effect, and dust is not easy to accumulate, while making for support rod 13 can be improved in corrosion-inhibiting coating With the service life, prevent support rod 13 from being corroded by dust, the right side of support rod 13 and 10 clearance fit of support bar, support bar 10 it is interior Portion offers location hole 14, and because location hole 14 is provided with several, and several location holes 14 are isodistantly spaced setting, 15 table of locating rod The bottom thread in face is connected with nut 17, and the top of nut 17 and the bottom of support bar 10 are in close contact, which passes through nut 17 setting is in close contact convenient for user by the bottom of rotary nut 17 and support bar 10, to carry out to locating rod 15 It is fixed to prevent the loosening of locating rod 15 from falling, while several location holes 14 can form multiple positioning point of adjustment, convenient for placing different rule The test equipment of lattice, location hole 14 are internally provided with locating rod 15, and the bottom end of locating rod 15 sequentially passes through support from top to bottom Item 10 and support rod 13 and the bottom for extending to support bar 10, the top and bottom of support rod 13 are fixedly connected to hairbrush 16.

In use, user is inserted into movable block 11, insertion according to the slot strip 9 that the size of test equipment selectes different height The inside that the right end of support rod 13 is placed on support bar 10 is carried out equipment support again by user after the completion, while user again will Equipment is placed on the top of support rod 13, then is threadedly coupled by positioning bolt with threaded hole 20 and test equipment is fixed, User by observation window 5 observe test equipment tidiness, discovery there are when dust by test equipment top supporting rod 13 Locating rod 15 is taken out, then is moved forward and backward support rod 13 and is moved forward and backward with electric brush 16, and hairbrush 16 is moved forward and backward test equipment top The dust in portion carry out brush fall, ensure that the clean and tidy of test equipment, brush the dust fallen fall into deposit ash box 23 after user pass through observation Ash quantity is deposited in the observation of window 5, and user opens cabinet door 3 after ash quantity is more will be deposited at the extraction of ash box 23 by pulling back handle 24 Reason, ensure that the use cleaning of photovoltaic DC-to-AC converter test switch cabinet 1.

In summary: photovoltaic DC-to-AC converter test switchgear is inserted by slot strip 9 according to test equipment Put multiple movable blocks 11, at the same movable block 11 insert after the inside that the right end of support rod 13 is placed on support bar 10 sets test It is standby to be supported, then locating rod 15 is inserted at location hole 14, support rod 13 is positioned through support rod 13, while needed Locating rod 15 is taken out when clearing up dust be moved forward and backward support rod 13 again be moved forward and backward that dust brush is dropped into row is clear with electric brush 16 Reason, solve existing photovoltaic DC-to-AC converter test with switchgear cannot effectively correspond to different height carries out quickly installation put It sets and dust is easy the problem of being deposited in the surface influence equipment operation of equipment.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of photovoltaic DC-to-AC converter test switchgear, including photovoltaic DC-to-AC converter test is with switch cabinet (1), it is characterised in that: With being fixedly connected with Air Filter (2) at the top of switch cabinet (1), the photovoltaic DC-to-AC converter test is used for the photovoltaic DC-to-AC converter test The front of switch cabinet (1) is equipped with cabinet door (3) by articulate, and the positive top of the cabinet door (3) is fixedly connected with table Head (4), the positive bottom of the cabinet door (3) are fixedly connected with observation window (5), and the front of the cabinet door (3) is fixedly connected with position Emergency stop switch (6) at the top of observation window (5), the photovoltaic DC-to-AC converter test use the two sides at the top of switch cabinet (1) inner wall equal It offers heat release hole (7), is fixedly connected at the top of described photovoltaic DC-to-AC converter test switch cabinet (1) inner wall positioned at heat release hole (7) radiator fan (8) of bottom, the photovoltaic DC-to-AC converter are tested on the left of switch cabinet (1) inner wall and are fixedly connected with slot Item (9), the photovoltaic DC-to-AC converter are tested on the right side of switch cabinet (1) inner wall and are fixedly connected with support bar (10), the slot It is slidably connected on the right side of item (9) movable block (11), movable block (11) quantity being slidably connected on the right side of the slot strip (9) is greater than Three, the inside of the movable block (11) is fixedly connected with shaft (12), and the surface of the shaft (12) is arranged with support rod (13), the right side of the support rod (13) and support bar (10) clearance fit, the inside of the support bar (10) offers positioning Hole (14), the location hole (14) are internally provided with locating rod (15), and the bottom end of the locating rod (15) is from top to bottom successively Through support bar (10) and support rod (13) and the bottom for extending to support bar (10), the top and bottom of the support rod (13) It is fixedly connected to hairbrush (16).

2. a kind of photovoltaic DC-to-AC converter test switchgear according to claim 1, it is characterised in that: the location hole (14) Several are provided with, and several location holes (14) are isodistantly spaced setting, the bottom thread on locating rod (15) surface is connected with Nut (17), the top of the nut (17) and the bottom of support bar (10) are in close contact.

3. a kind of photovoltaic DC-to-AC converter test switchgear according to claim 1, it is characterised in that: the slot strip (9) Right side opening be equipped with sliding groove (18), be fixedly connected with sliding shoe (19), the sliding shoe on the left of the movable block (11) (19) it is slidably connected with sliding groove (18).

4. a kind of photovoltaic DC-to-AC converter test switchgear according to claim 1, it is characterised in that: the support rod (13) Top offer threaded hole (20), the threaded hole (20) is provided with several, the threaded hole (20) and test device Fixing bolt specification is identical, and several threaded holes (20) are isodistantly spaced setting, and the surface of the support rod (13) is coated with anti-corrosion painting Layer.

5. a kind of photovoltaic DC-to-AC converter test switchgear according to claim 1, it is characterised in that: the slot strip (9) Several are provided with support bar (10), and several slot strips (9) and support bar (10) are isodistantly spaced setting, the photovoltaic Inverter test is fixedly connected to support base (21) with the quadrangle of switch cabinet (1) bottom, and the photovoltaic DC-to-AC converter test is used Quadrangle at the top of switch cabinet (1) is fixedly connected to hanging ring (22).

6. a kind of photovoltaic DC-to-AC converter test switchgear according to claim 1, it is characterised in that: the photovoltaic DC-to-AC converter Test is movably installed with the bottom of switch cabinet (1) deposits ash box (23), and the front for depositing ash box (23) is fixedly connected with handle Hand (24).