SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a shell bracket set of a photovoltaic grid-connected inverter, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a photovoltaic grid-connected inverter's casing support group, includes dc-to-ac converter and support arm, dc-to-ac converter and support arm fixed connection, the one end that the dc-to-ac converter was kept away from to the support arm is equipped with the casing, the casing top is equipped with first spout, second spout and third spout, the support arm passes through third spout and casing sliding connection, the inside one side of being close to the dc-to-ac converter of casing is equipped with the fixture block, the fixture block is through first spout and casing sliding connection, fixture block and casing are kept away from and are equipped with the screens spring between the lateral wall of support arm, the inside one side of keeping away from the dc-to-ac converter of casing is equipped with the kicking block, the kicking block passes through second spout and casing sliding connection, be equipped with the extrusion spring between the lateral wall that the dc-to-ac converter was kept away from to kicking block and casing.
As a further scheme of the utility model: one side of the clamping block, which is far away from the inverter, is fixedly connected with a limiting pin, a positioning pin and a supporting sheet, the positioning pin is rotatably connected with a clamping piece, and a supporting spring is arranged between the clamping piece and the supporting sheet.
As a further scheme of the utility model: the inside top fixedly connected with separation blade of casing, the casing top is equipped with the through-hole, the casing top is equipped with the release link, the release link passes through-hole and casing sliding connection, be equipped with reset spring between release link and the casing top.
As a further scheme of the utility model: the top fixedly connected with motor, round pin axle and the guide rail of dc-to-ac converter, the output fixedly connected with turning handle of motor, the one side that the motor was kept away from to the turning handle is equipped with the slide bar, the slide bar rotates through round pin axle and dc-to-ac converter to be connected, the one end that the round pin axle was kept away from to the slide bar is equipped with the spout, the turning handle passes through spout and slide bar sliding connection, sliding connection has the slide bar on the guide rail, one side fixedly connected with that the slide bar is close to the slide bar is with spout complex round pin axle, slide bar and slide bar sliding connection.
As a further scheme of the utility model: one side of the inverter, which is close to the shell, is fixedly connected with a metal heat conducting sheet, and two sides of the inverter are fixedly connected with supporting handles.
As a further scheme of the utility model: and one side of the shell, which is far away from the inverter, is provided with a fastening supporting leg, and the fastening supporting leg is provided with a positioning through hole.
Compared with the prior art, the utility model has the beneficial effects that: the inverter can be quickly and firmly installed on a wall body by adopting a mechanism that a clamping block and a jacking block are combined and clamped with a supporting arm; through the matching of the clamping sheet and the blocking sheet and under the reset action of the reset rod, the inverter can be quickly and safely disassembled, and preparation is made for the next installation; in the complete installation and the dismantlement in-process of dc-to-ac converter, whole process can be accomplished to whole device fast and stably, and easy and simple to handle easily understand.
The specific implementation mode is as follows:
referring to fig. 1 to 3, in an embodiment of the present invention, a housing bracket set of a photovoltaic grid-connected inverter includes an inverter 1 and a support arm 2, the inverter 1 is fixedly connected with a supporting arm 2, one end of the supporting arm 2 far away from the inverter 1 is provided with a machine shell 3, the top of the machine shell 3 is provided with a first chute, a second chute and a third chute, the supporting arm 2 is connected with the machine shell 3 in a sliding way through the third chute, a clamping block 4 is arranged on one side of the inside of the machine shell 3 close to the inverter 1, the clamping block 4 is connected with the machine shell 3 in a sliding way through a first sliding groove, a clamping spring 5 is arranged between the clamping block 4 and the side wall of the machine shell 3 far away from the supporting arm 2, a top block 6 is arranged on one side of the interior of the machine shell 3 far away from the inverter 1, the top block 6 is connected with the machine shell 3 in a sliding mode through a second sliding groove, and an extrusion spring 87 is arranged between the side walls, far away from the inverter 1, of the top block 6 and the machine shell 3.
When the device works specifically, the inverter 1 and the support arm 2 are fixedly connected, and the inverter 1 and the support arm 2 can be connected into an integral device through fixed connection modes such as welding, rivet connection, bolt connection and the like, and the front end of the support arm 2 is aligned to a third sliding groove on the machine shell 3, so that the support arm 2 slides into the machine shell 3; after the supporting arm 2 enters the machine shell 3, the front end of the supporting arm 2 contacts with the two clamping blocks 4 firstly, the clamping blocks 4 are pushed open towards two sides, the clamping blocks 4 slide along the first sliding grooves, and when the supporting arm 2 continues to extend, the clamping blocks 4 clamp the supporting arm 2 under the action of the clamping springs 5; meanwhile, the top block 6 props against the front end of the supporting arm 2, so that the supporting arm 2 is firmly and stably clamped inside the machine shell 3, and the inverter 1 is quickly and stably fixed on the wall.
Referring to fig. 2 to 5, a limiting pin, a positioning pin 9 and a support piece 10 are fixedly connected to one side of the clamping block 4 away from the inverter 1, a clamping block 11 is rotatably connected to the positioning pin 9, and a support spring 12 is arranged between the clamping block 11 and the support piece 10; the inside top fixedly connected with separation blade 13 of casing 3, 3 tops of casing are equipped with the through-hole, 3 tops of casing are equipped with release link 14, release link 14 passes through-hole and 3 sliding connection of casing, be equipped with reset spring 15 between release link 14 and the 3 tops of casing.
When the inverter 1 needs to be replaced or maintained, the inverter 1 needs to be detached from the wall, at the moment, the inverter 1 only needs to be pushed and pressed forcibly, the supporting arm 2 slides towards one side, close to the wall, of the machine shell 3, the clamping block 4 is pushed away towards two sides, when the clamping piece 11 rotatably connected with the clamping block 4 is clamped with the blocking piece 13 under the action of the supporting spring 12, the clamping block 4 is limited, at the moment, the inverter 1 can be detached from the wall only by pulling the supporting arm 2 outwards, the whole process is rapid and stable, and the operation is simple; after the inverter 1 is disassembled, the fixture block 4 is still clamped at the position of the blocking piece 13 at this time, the reset rod 14 at the top of the machine shell 3 is pressed at this time, the reset rod 14 is extruded on the fixture block 11, so that the position of the fixture block 11 is lower than that of the blocking piece 13, the fixture block 4 is restored to the initial position under the action of the clamping spring 5, the reset rod 14 is restored to the initial position under the action of the reset spring 15, the top block 6 is restored to the initial position under the action of the extrusion spring 87, and all the components are restored to the initial positions so as to install the inverter 1 at the next time; in the whole process of dismounting the inverter 1 and resetting the components, the operation is simple, the operation is quick and stable, and the quick mounting and dismounting of the inverter 1 can be realized.
Referring to fig. 1, a motor 16, a pin shaft and a guide rail 17 are fixedly connected to the top end of the inverter 1, a rotating handle 18 is fixedly connected to the output end of the motor 16, a sliding rod 19 is arranged on one side of the rotating handle 18, which is far away from the motor 16, the sliding rod 19 is rotatably connected to the inverter 1 through the pin shaft, a sliding groove is arranged on one end of the sliding rod 19, which is far away from the pin shaft, the rotating handle 18 is slidably connected to the sliding rod 19 through the sliding groove, a sliding rod 20 is slidably connected to the guide rail 17, a pin shaft matched with the sliding groove is fixedly connected to one side of the sliding rod 20, which is close to the sliding rod 19, and the sliding rod 20 is slidably connected to the sliding rod 19.
During specific work, when the inverter 1 works, a great deal of heat can be generated inside the inverter 1, so that the temperature of the whole device is increased, and when the temperature is increased to an extreme point, the normal operation of components inside the inverter 1 can be seriously affected, so that the inside of the inverter 1 needs to be cooled; the heat dissipation device adopts a reciprocating mechanism, the motor 16 drives the rotating handle 18 to rotate, the rotating handle 18 drives the sliding rod 19 to swing back and forth, and the sliding rod 19 drives the sliding rod 20 to do reciprocating motion, so that large-area cooling of the inverter 1 is realized, the temperature inside the inverter 1 can be quickly reduced, and normal and stable operation of components inside the inverter 1 is ensured.
Referring to fig. 1, a metal heat conducting sheet 21 is fixedly connected to one side of the inverter 1 close to the housing 3, and supporting handles 22 are fixedly connected to both sides of the inverter 1.
During specific work, the supporting handles 22 arranged on the two sides of the inverter 1 are used for facilitating control of the inverter 1 in the mounting and dismounting processes, and the metal heat conducting fins 21 arranged on the back of the inverter 1 are used for conducting heat inside the inverter 1 out quickly and achieving quick cooling through the cooling device.
Referring to fig. 4, a fastening support leg is disposed on a side of the casing 3 away from the inverter 1, and a positioning through hole is disposed on the fastening support leg.
During specific work, the machine shell 3 is installed on a wall body in a bolt fastening mode, and therefore installation stability and firmness are high.
The working principle of the utility model is as follows: firstly, a machine shell 3 is installed on a wall body in a bolt fastening mode, then an inverter 1 and a support arm 2 are fixedly connected, and the inverter 1 and the support arm 2 can be connected into an integral device through the fixed connection modes such as welding, rivet connection, bolt connection and the like, the front end of the support arm 2 is aligned to a third sliding groove on the machine shell 3, and the support arm 2 slides into the machine shell 3; after entering the machine shell 3, the front end of the supporting arm 2 contacts with the two clamping blocks 4 firstly, the clamping blocks 4 are pushed open towards two sides, the clamping blocks 4 slide along the first sliding grooves, and when the supporting arm 2 continues to extend, the clamping blocks 4 clamp the supporting arm 2 under the action of the clamping springs 5; meanwhile, the top block 6 props against the front end of the supporting arm 2, so that the supporting arm 2 is firmly and stably clamped in the machine shell 3, and the inverter 1 is quickly and stably fixed on a wall; when the inverter 1 needs to be replaced or maintained, the inverter 1 needs to be detached from the wall, the inverter 1 only needs to be pushed and pressed forcibly at the moment, the supporting arm 2 slides towards one side of the machine shell 3 close to the wall surface, the clamping block 4 is pushed and pushed away towards two sides, when the clamping block 4 is connected with the clamping piece 13 in a rotating mode, the clamping block 4 is limited, the supporting arm 2 only needs to be pulled outwards at the moment, the inverter 1 can be detached from the wall, the whole process is rapid and stable, and the operation is simple; after the inverter 1 is disassembled, the fixture block 4 is still clamped at the position of the blocking piece 13 at this time, the reset rod 14 at the top of the machine shell 3 is pressed at this time, the reset rod 14 is extruded on the fixture block 11, so that the position of the fixture block 11 is lower than that of the blocking piece 13, the fixture block 4 is restored to the initial position under the action of the clamping spring 5, the reset rod 14 is restored to the initial position under the action of the reset spring 15, the top block 6 is restored to the initial position under the action of the extrusion spring 87, and all the components are restored to the initial positions so as to install the inverter 1 at the next time; in the whole process of dismounting the inverter 1 and resetting the components, the operation is simple, quick and stable, and the inverter 1 can be quickly mounted and dismounted; when the inverter 1 works, a great deal of heat is generated inside the inverter 1, so that the temperature of the whole device is increased, and when the temperature is increased to an extreme point, the normal operation of components inside the inverter 1 is seriously affected, so that the inside of the inverter 1 needs to be cooled; the support handles 22 installed at both sides of the inverter 1 are used for conveniently controlling the inverter 1 in the installation and disassembly processes, the metal heat conducting fins 21 installed at the back of the inverter 1 can rapidly conduct out the heat inside the inverter 1, rapid cooling is realized through the heat dissipation equipment, the heat dissipation equipment adopts a reciprocating mechanism, the motor 16 drives the rotating handle 18 to rotate, the rotating handle 18 drives the sliding rod 19 to swing back and forth, the sliding rod 19 drives the sliding rod 20 to do reciprocating motion, thereby realizing large-area cooling of the inverter 1, rapidly reducing the temperature inside the inverter 1, and ensuring normal and stable operation of components inside the inverter 1.