Shell metal protective cover for wind power converter

Abstract

The utility model relates to the field of wind power converters, and discloses a shell metal protective cover for a wind power converter, which comprises a protective door, side plates and a protective frame, a wire arrangement plate is fixedly connected in the protective frame, a supporting seat is mounted at the bottom of the protective frame, a bolt hole is formed in the protective frame at the bottom of a limiting groove, and the side plates are movably mounted on two sides of the protective frame. A fixing bolt is movably installed between the limiting block and the protection frame, the sides, close to each other, of side plates at the bottom of the limiting block are fixedly connected with a sealing frame, a protection door is movably installed at the top of the fixing piece, and a positioning bolt is movably installed between the fixing piece and the supporting base. Through cooperative use of the protection frame, the side plates, the fixing pieces, the fixing bolts and the positioning bolts, workers can conveniently expand the device and increase functions of the device according to needs, only the local structure can be disassembled, replaced and maintained when the structure of the device is damaged, the maintenance cost is reduced, the workers can conveniently disassemble the transportation and production device, and the production efficiency is improved. And the production difficulty is reduced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of wind power converter, in particular to a shell metal protective cover for a wind power converter. BACKGROUND

[0002] The wind power converter is a kind of key equipment, which is used for converting the alternating current generated by the wind turbine into alternating current meeting the grid standard, and the shell metal protective cover of the wind power converter is a kind of protection device, which is mainly used for ensuring the safe and reliable operation of the wind power converter and its internal components in harsh environment.

[0003] At present, the related shell metal protective cover for the wind power converter is mostly of an integral structure, which can only be transported integrally, and is not easy to transport the shell metal protective cover for the wind power converter, and when damaged, the whole shell metal protective cover needs to be repaired and replaced, so that the maintenance cost is high. CONTENT OF THE INVENTION

[0004] In order to solve the problems in the above background art, the application provides a shell metal protective cover for a wind power converter.

[0005] The shell metal protective cover for the wind power converter provided by the application adopts the following technical scheme:

[0006] The shell metal protective cover for the wind power converter comprises a protective door, a side plate and a protective frame, the inside of the protective frame is fixedly connected with a wire arrangement plate, the bottom of the protective frame is provided with a support seat, the two sides of the protective frame are provided with limiting grooves, the inside of the protective frame at the bottom of the limiting grooves is provided with a bolt hole, the two sides of the protective frame are movably provided with the side plates, one side of the side plates close to each other is fixedly connected with a limiting block, the limiting block and the protective frame are movably provided with a fixing bolt, one side of the side plates close to each other at the bottom of the limiting block is fixedly connected with a sealing frame, one end of the support seat is movably provided with a fixing piece, the top of the fixing piece is movably provided with the protective door, and the fixing piece and the support seat are movably provided with a positioning bolt.

[0007] Preferably, one side of the limiting block close to each other is fixedly connected with a limiting rod, and the limiting rod is embedded in the protective frame.

[0008] Preferably, one end of the inside of the support seat is provided with a screw hole, and the positioning bolt is threadedly connected with the screw hole.

[0009] Preferably, the surface of the protective door is movably provided with a handle, and the inside of the handle is provided with a pulling groove.

[0010] Preferably, the bottom of the support seat is fixedly connected with a positioning piece, and the inside of the positioning piece is provided with a plug hole.

[0011] To sum up, the application includes the following beneficial technical effects:

[0012] Through the setting of the protection frame, the side plate, the fixing piece, the fixing bolt and the positioning bolt, the device can be freely assembled and disassembled according to the needs, and the device can be easily expanded by the staff according to the needs, the function of the device can be increased, and when the device structure is damaged, only the local structure needs to be disassembled, replaced and maintained, the entire device does not need to be replaced and maintained, the maintenance cost is reduced, and the device can be easily disassembled, transported and produced by the staff, and the production difficulty is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structure disassembly schematic diagram of the application embodiment;

[0014] Figure 2 is a whole perspective view of the application embodiment;

[0015] Figure 3 is a rear view of the application embodiment;

[0016] Figure 4 is a schematic diagram of the bolt hole and the limiting groove of the application embodiment.

[0017] Marked as follows: 1, limiting block; 101, fixing bolt; 102, limiting rod; 2, sealing frame; 3, protection door; 301, handle; 4, support seat; 401, positioning piece; 402, screw hole; 5, wire arranging plate; 6, side plate; 7, protection frame; 701, bolt hole; 702, limiting groove; 8, fixing piece; 801, positioning bolt. DETAILED DESCRIPTION

[0018] The following will be combined with the Figures 1-4 The application is further described in detail.

[0019] The application embodiment discloses a shell metal protective cover for a wind power converter. Referring to Figures 1-4The utility model provides a kind of metal protective cover for wind power converter shell, including protective door 3, side plate 6 and protective frame 7, the inside fixed connection of protective frame 7 is equipped with wire plate 5, protective frame 7 bottom installs support seat 4, the both sides of protective frame 7 are equipped with limiting slot 702, the inside of limiting slot 702 bottom of protective frame 7 is equipped with bolt hole 701, the both sides of protective frame 7 are movably installed with side plate 6, the side fixed connection of side plate 6 close to is equipped with limiting block 1, limiting block 1 and the movable installation of protective frame 7 between fixed bolt 101, the side fixed connection of side plate 6 close to the bottom of limiting block 1 is equipped with sealing frame 2, one end of support seat 4 is movably installed with fixed part 8, the top of fixed part 8 is movably installed with protective door 3, fixed part 8 and support seat 4 between movable installation is equipped with positioning bolt 801, staff installs to the both sides of protective frame 7 when using device, make limiting block 1 embeds the inside of limiting slot 702, then fixed bolt 101 is screwed into between limiting block 1 and protective frame 7 to the inside of bolt hole 701, increase the friction between protective frame 7 and side plate 6, realize the assembly of side plate 6 and protective frame 7, install fixed part 8 to the front end of support seat 4, then positioning bolt 801 is screwed into between fixed part 8 and support seat 4, increase the friction between fixed part 8 and support seat 4, realize that fixed part 8 is fixedly installed on support seat 4, fixed part 8 and protective door 3 are movably connected through hinge shaft, protective door 3 is movably installed in the front end of support seat 4 using fixed part 8, complete the assembly of device, staff can freely choose to assemble support seat 4 and protective frame 7 according to demand, install side plate 6 on the both sides of the most lateral protective frame 7, so that device can be freely assembled according to demand, when the device structure needs to be maintained and replaced, unscrew fixed bolt 101, then pull side plate 6 to the both sides, make limiting block 1 and limiting slot 702 separate, can detach side plate 6, unscrew positioning bolt 801, then pull fixed part 8 to the front end, make protective door 3 and top structure separate from protective frame 7, can complete the disassembly of protective door 3, so that staff can freely separate device according to demand, install wind power converter mechanism to the inside of device, protect wind power converter mechanism through the cooperation of protective frame 7, protective door 3, support seat 4 and side plate 6, staff can use external water cooling equipment to cool wind power converter mechanism, the specific cooling mode does not belong to the consideration scope of the application, so it is not too much to repeat, sealing frame 2 is of rubber material, can seal the gap between side plate 6 and protective frame 7, prevent liquid from entering device, wire plate 5 is equipped with a plurality of threading holes inside, staff can pass wire into device inside from threading hole, wire plate 5 is of waterproof rubber material, has the effect of insulation waterproof.

[0020] Refer to Figure 1The side close to the limiting block 1 is fixedly connected with a limiting rod 102, and the limiting rod 102 is embedded in the protective frame 7, when the side plate 6 is installed, the limiting rod 102 is embedded in the inside of the protective frame 7, the friction between the limiting block 1 and the protective frame 7 is increased, and the stability effect of the installation of the side plate 6 is improved.

[0021] With reference to Figure 4 One end of the supporting seat 4 is provided with a threaded hole 402, and the positioning bolt 801 is threadedly connected with the threaded hole 402. The worker screws the positioning bolt 801 into the threaded hole 402 between the fixing part 8 and the supporting seat 4, and threadedly connects the positioning bolt 801 with the threaded hole 402, thereby increasing the friction between the fixing part 8 and the supporting seat 4, and achieving the fixing and installation of the fixing part 8 on the supporting seat 4.

[0022] With reference to Figure 1 The surface of the protective door 3 is movably provided with a handle 301, and the inside of the handle 301 is provided with a pulling groove. The worker inserts fingers into the inside of the pulling groove and holds the handle 301, and then pulls to open the protective door 3.

[0023] With reference to Figure 2 The bottom of the supporting seat 4 is fixedly connected with a positioning part 401, and the inside of the positioning part 401 is provided with a insertion hole. The worker connects the positioning part 401 with the external structure, and then screws a fixing bolt into the external structure between the positioning part 401 and the external structure and penetrates the insertion hole, so as to achieve the fixing and installation of the supporting seat 4, i.e. the device, on the external structure for use.

[0024] The implementation principle of the shell metal protective cover for the wind power converter is as follows: first, the side plate 6 is installed on both sides of the protective frame 7, so that the limiting block 1 is embedded in the inside of the limiting groove 702; then the fixing bolt 101 is used to fix the side plate 6 and the protective frame 7; the fixing part 8 is installed on the front end of the supporting seat 4, and the positioning bolt 801 is screwed into the fixing part 8 and the supporting seat 4; the fixing part 8 is fixed on the supporting seat 4 by the positioning bolt 801; the overall assembly of the device is completed; the wind power converter mechanism is installed in the inside of the device; the wind power converter mechanism is protected by the cooperation of the protective frame 7, the protective door 3, the supporting seat 4 and the side plate 6; when it is necessary to maintain and replace the device structure, the fixing bolt 101 is unscrewed, the side plate 6 is pulled to the two sides, the limiting block 1 is separated from the limiting groove 702, and then the side plate 6 is disassembled; the positioning bolt 801 is unscrewed, the fixing part 8 is pulled to the front end, the protective door 3 is separated from the top structure and the protective frame 7, and then the disassembly of the protective door 3 is completed; the overall disassembly of the device is completed; and the device is easy to transport and maintain the local structure by the worker.

[0025] Finally should be explained a few points are: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the term "installation", "connected", "connection" should be broad, can be mechanical or electrical connection, but also can be two elements inside the communication, can be directly connected, "up", "down", "left", "right" and so on, only for indicating the relative position relationship, when the absolute position of the described object changes, the relative position relationship may change;

[0026] Second: the utility model discloses the embodiment in the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other;

[0027] Finally: the above only for the preferred embodiment of the utility model has, and does not for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

[0028] The above are the preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application, therefore: any equivalent changes made according to the structure, shape, principle of the present application, should be covered within the scope of protection of the present application.

Claims

1. A housing metal shield for a wind power converter, comprising a shield door (3), a side panel (6) and a shield frame (7), characterized in that: The inside of the protection frame (7) is fixedly connected with a wire distribution plate (5), the bottom of the protection frame (7) is provided with a support seat (4), both sides of the protection frame (7) are provided with limiting grooves (702), the inside of the bottom of the limiting groove (702) is provided with a bolt hole (701), both sides of the protection frame (7) are movably provided with side plates (6), one side of the side plate (6) close to each other is fixedly connected with a limiting block (1), the limiting block (1) and the protection frame (7) are movably provided with a fixing bolt (101), the bottom of the limiting block (1) is fixedly connected with a sealing frame (2) on one side close to the side plate (6), one end of the support seat (4) is movably provided with a fixing piece (8), the top of the fixing piece (8) is movably provided with a protection door (3), the fixing piece (8) and the support seat (4) are movably provided with a positioning bolt (801).

2. A housing metal shield for a wind power converter according to claim 1, characterized in that: The side close to each other of the limiting block (1) is fixedly connected with a limiting rod (102), and the limiting rod (102) is embedded with the protection frame (7).

3. A housing metal shield for a wind power converter according to claim 1, characterized in that: One end of the inside of the support seat (4) is provided with a screw hole (402), and the positioning bolt (801) is screwed with the screw hole (402).

4. A housing metal shield for a wind power converter according to claim 1, characterized in that: The surface of the protection door (3) is movably provided with a handle (301), and the inside of the handle (301) is provided with a pulling groove.

5. A housing metal shield for a wind power converter according to claim 1, characterized in that: The bottom of the support seat (4) is fixedly connected with a positioning piece (401), and the inside of the positioning piece (401) is provided with a jack.

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