CN217486392U

CN217486392U - Inverter upper shell fixing structure

Info

Publication number: CN217486392U
Application number: CN202220454082.7U
Authority: CN
Inventors: 董卓杨
Original assignee: Foshan City Chuanlianda Hardware Electric Appliance Science And Technology Co ltd
Current assignee: Foshan City Chuanlianda Hardware Electric Appliance Science And Technology Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-09-23
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses an inverter upper shell fixing structure in the field of inverters, which comprises a lower shell, wherein the upper surface of the lower shell is connected with an upper shell in a sliding way, fixing mechanisms are arranged in the upper shell and the lower shell, each fixing mechanism comprises a rotating shaft, a limiting rod, a limiting block, a fixing plate, a spring, a rotating rod, a fixing rod, a turntable, a positioning rod, a pull rod, a first positioning groove and a second positioning groove, the inner part of the upper shell is rotatably connected with the turntable, the lower surface of the turntable is fixedly connected with the rotating rod, the circumferential surface of the rotating rod is fixedly connected with the fixing rod, the inner part of the turntable is connected with the positioning rod in a sliding way, the upper surface of the positioning rod is fixedly connected with the pull rod, the inner part of the upper shell is provided with the first positioning groove and the second positioning groove, the utility model can effectively reduce the working intensity of workers when the upper shell is installed, and when internal electronic components are damaged, the casing is dismantled to the convenience and is come the inside maintenance to the efficiency of maintenance has been promoted.

Description

Inverter upper shell fixing structure

Technical Field

The utility model relates to an inverter field specifically is an inverter epitheca fixed knot constructs.

Background

The inverter is a converter which converts direct current electric energy (batteries and storage batteries) into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit.

However, when the upper shell of the existing inverter is fixed, bolts need to be driven into four corners by workers for fixing, so that the problem of low working efficiency is caused due to time waste, the upper shell is inconvenient to disassemble due to bolt installation, and when internal elements are damaged, the upper shell cannot be timely and quickly maintained, so that economic loss is easily caused.

Disclosure of Invention

An object of the utility model is to provide an inverter upper shell fixed knot constructs to the inconvenient problem of fixing and dismantling the shell that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an upper shell fixing structure of an inverter comprises a lower shell, wherein the upper surface of the lower shell is connected with the upper shell in a sliding manner, fixing mechanisms are arranged inside the upper shell and inside the lower shell respectively, each fixing mechanism comprises a rotating shaft, a limiting rod, a limiting block, a fixing plate, a spring, a rotating rod, a fixing rod, a rotating disc, a positioning rod, a pull rod, a first positioning groove and a second positioning groove, the rotating disc is rotatably connected inside the upper shell, the rotating rod is fixedly connected to the lower surface of the rotating disc, the fixing rod is fixedly connected to the circumferential surface of the rotating rod, the positioning rod is slidably connected inside the rotating disc, the pull rod is fixedly connected to the upper surface of the positioning rod, the rotating rod is conveniently driven by the rotating disc to rotate, the rotating rod rotates to adjust the position of the fixing rod so as to conveniently perform fixing and dismounting work, and the pull rod can drive the positioning rod to ascend so as to conveniently rotate the limiting rotating disc, the inside of going up the shell is provided with first constant head tank and second constant head tank, the inside wall of shell rotates down and is connected with the pivot, the periphery fixedly connected with gag lever post of pivot, the inside wall fixedly connected with fixed plate and the stopper of shell down, the side surface fixedly connected with spring of fixed plate, the other end of spring and the back fixed connection of gag lever post extrude the gag lever post, and the gag lever post rotates and extrudees the spring through the pivot, and after the dead lever moved suitable position, the fixed plate reseed the spring, and the spring drives the gag lever post and rotates to stopper department in the pivot, can carry on spacingly to the dead lever.

As a further aspect of the present invention: the angle is ninety degrees between first constant head tank and the second constant head tank, the size of locating lever and the size phase-match of first constant head tank and second constant head tank, the size of pull rod is greater than the size of first constant head tank and second constant head tank, and pull rod and locating lever are arranged in first constant head tank, and when needs were dismantled last shell, the pulling pull rod drove the locating lever and rises and rotate to the second constant head tank in, and the locating lever drove the carousel and the rotation of lower surface bull stick, and the bull stick drives the rotatory ninety degrees of dead lever, can dismantle last shell.

As a further aspect of the present invention: .

As a further aspect of the present invention: the shape of gag lever post sets up to the L type, the one end of gag lever post and dead lever all sets up to the arc, extrudes the gag lever post when making things convenient for the dead lever downstream for the gag lever post takes place to rotate and makes things convenient for the dead lever to descend suitable position.

As a further aspect of the present invention: the lower fixed surface who goes up the shell is connected with the reference column, the inside of shell is provided with the draw-in groove down, the size of draw-in groove and reference column is the same, and quantity homogeneous phase is the same, conveniently fixes a position the efficiency of accelerating the installation to last shell and lower shell.

As a further aspect of the present invention: the surface of lower shell is provided with the heat dissipation window, and the inside of heat dissipation window is provided with the dust screen, can increase the radiating efficiency and can prevent that external dust from getting into.

Advantageous effects

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

by arranging the fixing mechanism, when the upper shell needs to be installed and fixed, the upper shell can be positioned through the positioning column below the upper shell and the clamping groove in the lower shell, after the positioning is finished, the upper shell drives the rotating rod to move downwards, the fixed rod on the rotating rod extrudes the limiting rod, the limiting rod rotates through the rotating shaft and extrudes the spring, after the fixed rod moves to a proper position, the fixed plate resets the spring, the spring drives the limiting rod to rotate to the limiting block on the rotating shaft, the fixed rod can be limited, at the moment, the pull rod and the positioning rod are positioned in the first positioning groove, when the upper shell needs to be disassembled, the pull rod is pulled to drive the positioning rod to ascend and rotate to the second positioning groove, the positioning rod drives the rotating disc and the lower surface rotating rod to rotate, the rotating rod drives the fixed rod to rotate ninety degrees, the upper shell can be disassembled, the operation is convenient and simple, and the working strength of workers when the upper shell is installed can be effectively reduced, and when inside electronic component takes place to damage, conveniently dismantle the casing and maintain inside to the efficiency of maintenance has been promoted.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the internal structure of the present invention;

fig. 3 is a schematic structural view of the fixing mechanism of the present invention;

fig. 4 is a front view of the upper housing of the present invention;

fig. 5 is a schematic partial structure diagram of the upper housing of the present invention.

In the figure: 1. a lower housing; 11. a heat dissipation window; 2. an upper housing; 21. a positioning column; 3. a fixing mechanism; 31. a rotating shaft; 32. A limiting rod; 33. a limiting block; 34. a fixing plate; 35. a spring; 36. a rotating rod; 37. fixing the rod; 38. a turntable; 39. Positioning a rod; 310. a pull rod; 311. a first positioning groove; 312. a second positioning groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the present invention, an inverter upper case fixing structure includes a lower case 1, an upper case 2 is slidably connected to an upper surface of the lower case 1, fixing mechanisms 3 are disposed inside the upper case 2 and inside the lower case 1, each fixing mechanism 3 includes a rotating shaft 31, a limiting rod 32, a limiting block 33, a fixing plate 34, a spring 35, a rotating rod 36, a fixing rod 37, a rotating disc 38, a positioning rod 39, a pull rod 310, a first positioning groove 311, and a second positioning groove 312, the upper case 2 is rotatably connected to the rotating disc 38, the lower surface of the rotating disc 38 is fixedly connected to the rotating rod 36, the circumferential surface of the rotating rod 36 is fixedly connected to the fixing rod 37, the inner portion of the rotating disc 38 is slidably connected to the positioning rod 39, the upper surface of the positioning rod 39 is fixedly connected to the pull rod 310, the rotating rod 36 is conveniently driven by the rotating disc 38 to rotate, the rotating rod 36 rotates to adjust a position of the fixing rod 37 to facilitate fixing and detaching work, the pull rod 310 can drive the locating lever 39 to rise to conveniently carry out the rotation of spacing carousel 38, the inside of going up shell 2 is provided with first constant head tank 311 and second constant head tank 312, the inside wall of lower shell 1 rotates and is connected with pivot 31, the periphery fixedly connected with gag lever post 32 of pivot 31, the inside wall fixedly connected with fixed plate 34 and the stopper 33 of lower shell 1, the side surface fixedly connected with spring 35 of fixed plate 34, the other end of spring 35 and the back fixed connection of gag lever post 32, dead lever 37 on the bull stick 36 extrudes gag lever post 32, gag lever post 32 rotates and extrudes spring 35 through pivot 31, after dead lever 37 moved suitable position, fixed plate 34 resets spring 35, spring 35 drives gag lever post 32 and rotates to stopper 33 department on pivot 31, can carry out spacingly to dead lever 37.

As a further aspect of the present invention: the angle is ninety degrees between first constant head tank 311 and the second constant head tank 312, the size of locating lever 39 and the size phase-match of first constant head tank 311 and second constant head tank 312, the size of pull rod 310 is greater than the size of first constant head tank 311 and second constant head tank 312, pull rod 310 and locating lever 39 are located first constant head tank 311, when needs are dismantled last shell 2, pulling pull rod 310 drives locating lever 39 and rises and rotate to second constant head tank 312, locating lever 39 drives carousel 38 and lower surface bull stick 36 and rotates, bull stick 36 drives the rotatory ninety degrees of dead lever 37, can dismantle last shell 2.

As a further aspect of the present invention: the shape of gag lever post 32 sets up to the L type, and the one end of gag lever post 32 and dead lever 37 all sets up to the arc, extrudes gag lever post 32 when making things convenient for dead lever 37 downstream for gag lever post 32 takes place to rotate and makes things convenient for dead lever 37 to descend suitable position.

As a further aspect of the present invention: go up the lower fixed surface of shell 2 and be connected with reference column 21, the inside of lower shell 1 is provided with the draw-in groove, and the draw-in groove is the same with reference column 21's size, and quantity homogeneous phase is the same, conveniently fixes a position the efficiency of accelerating the installation to last shell 2 and lower shell 1.

As a further aspect of the present invention: the surface of the lower case 1 is provided with the heat radiation window 11, and the inside of the heat radiation window 11 is provided with the dust screen, so that the heat radiation efficiency can be increased and the external dust can be prevented from entering.

The utility model discloses a theory of operation is:

when the upper shell 2 needs to be installed and fixed, the upper shell 2 can be positioned through the positioning column 21 below the upper shell 2 and the clamping groove inside the lower shell 1, after the positioning is completed, the upper shell 2 drives the rotating rod 36 to move downwards, the fixed rod 37 on the rotating rod 36 extrudes the limiting rod 32, the limiting rod 32 rotates through the rotating shaft 31 and extrudes the spring 35, after the fixed rod 37 moves to a proper position, the fixed plate 34 resets the spring 35, the spring 35 drives the limiting rod 32 to rotate to the limiting block 33 on the rotating shaft 31, the fixed rod 37 can be limited, at this time, the pull rod 310 and the positioning rod 39 are positioned in the first positioning groove 311, when the upper shell 2 needs to be disassembled, the pull rod 310 is pulled to drive the positioning rod 39 to ascend and rotate to the second positioning groove 312, the positioning rod 39 drives the rotating disc 38 and the lower surface rotating rod 36 to rotate, the rotating rod 36 drives the fixing rod 37 to rotate ninety degrees, the upper housing 2 can be removed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an inverter epitheca fixed knot constructs, includes lower shell (1), its characterized in that: the upper surface of the lower shell (1) is connected with an upper shell (2) in a sliding manner, fixing mechanisms (3) are arranged inside the upper shell (2) and inside the lower shell (1), each fixing mechanism (3) comprises a rotating shaft (31), a limiting rod (32), a limiting block (33), a fixing plate (34), a spring (35), a rotating rod (36), a fixing rod (37), a rotating disc (38), a positioning rod (39), a pull rod (310), a first positioning groove (311) and a second positioning groove (312), the upper shell (2) is rotatably connected with the rotating disc (38), the lower surface of the rotating disc (38) is fixedly connected with the rotating rod (36), the circumferential surface of the rotating rod (36) is fixedly connected with the fixing rod (37), the inner part of the rotating disc (38) is connected with the positioning rod (39) in a sliding manner, the upper surface of the positioning rod (39) is fixedly connected with the pull rod (310), go up the inside of shell (2) and be provided with first constant head tank (311) and second constant head tank (312), the inside wall of shell (1) rotates down and is connected with pivot (31), periphery fixedly connected with gag lever post (32) of pivot (31), the inside wall fixedly connected with fixed plate (34) and stopper (33) of shell (1) down, the side surface fixedly connected with spring (35) of fixed plate (34), the other end of spring (35) and the back fixed connection of gag lever post (32).

2. The inverter upper case fixing structure according to claim 1, wherein: the angle between the first positioning groove (311) and the second positioning groove (312) is ninety degrees, the size of the positioning rod (39) is matched with the size of the first positioning groove (311) and the second positioning groove (312), and the size of the pull rod (310) is larger than the size of the first positioning groove (311) and the second positioning groove (312).

3. The inverter upper case fixing structure according to claim 2, characterized in that: the shape of gag lever post (32) sets up to the L type, the one end of gag lever post (32) and dead lever (37) all sets up to the arc.

4. The inverter upper case fixing structure according to claim 3, wherein: the lower surface of the upper shell (2) is fixedly connected with a positioning column (21), a clamping groove is formed in the lower shell (1), and the clamping groove and the positioning column (21) are identical in size and quantity.

5. The inverter upper case fixing structure according to claim 1, wherein: the surface of the lower shell (1) is provided with a heat dissipation window (11), and a dust screen is arranged inside the heat dissipation window (11).