CN214849964U - Low-voltage switchgear top cover plate protective structure - Google Patents
Low-voltage switchgear top cover plate protective structure Download PDFInfo
- Publication number
- CN214849964U CN214849964U CN202120690207.1U CN202120690207U CN214849964U CN 214849964 U CN214849964 U CN 214849964U CN 202120690207 U CN202120690207 U CN 202120690207U CN 214849964 U CN214849964 U CN 214849964U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- top cover
- low
- protective structure
- voltage switchgear
- 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.)
- Active
Links
Images
Landscapes
- Patch Boards (AREA)
Abstract
The utility model relates to a technical field of cubical switchboard especially relates to a low-voltage switchgear roof board protective structure. The top cover plate of the low-voltage switch cabinet top cover plate protection structure comprises an upper top cover plate and a lower top cover plate, wherein inverted-bowl convex-hull waist-shaped holes are formed in the upper top cover plate and the lower top cover plate, a bent upper groove extending out of a door plate is formed in an edge of one side of the lower top cover plate, and downward backflow guide ports are formed in two ends of the edge. Inverted bowl convex hull type waist-shaped holes are designed on the upper top cover plate and the lower top cover plate and are matched with each other, so that the smoothness of a heat dissipation channel of the main bus is ensured, and the protection level is up to IP 42; the design of the top cover plate structure prevents the original parts in the cabinet from being grounded or short-circuited when being introduced into the cabinet by adopting a bent upper groove extending out of the door plate and arranging downward backflow guide ports at two ends of the front edge; the design top cover plate structure can be adjusted according to the size of the cabinet body of the low-voltage switch cabinet, and the size precision is guaranteed by adopting a numerical control machining process.
Description
Technical Field
The utility model relates to an apron protective structure especially relates to a low-voltage switchgear roof board protective structure.
Background
As a three-phase four-wire or three-phase five-wire low-voltage switch cabinet with the alternating current of 50Hz, the rated voltage of 690V and below and the rated current of 6400A, a cabinet top cover plate usually adopts an integral flat plate structure or a structure that a strip-shaped heat dissipation hole is added on a flat plate, and the cover plate and a counter side plate upright post are level and coplanar. Because the horizontal main bus positions of the low-voltage switch cabinet are all positioned at the top of the cabinet, under the heavy current state, the flat-plate structure cover plate leads the heat dissipation of the main bus in the cabinet to be poor, thereby causing the aging acceleration of elements in the cabinet, the service life to be shortened, the failure to occur easily and causing the fire; in the place where condensation splashes water, the strip-shaped heat dissipation hole structure added on the flat plate has no water chute and water is easy to invade, so that the inter-phase short circuit fault of the charged body in the cabinet is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned defect, provide a low-voltage switchgear roof board protective structure.
In order to overcome the defect that exists among the background art, the utility model provides a technical scheme that its technical problem adopted is: this kind of low-voltage switchgear roof cover plate protective structure includes that 3 blocks of curb plates, instrument panel, cabinet top door plant and lamina tecti constitute the cubical switchboard, and the lamina tecti is fixed in the curb plate top, and the lamina tecti includes lamina tecti and lower lamina tecti, be equipped with down bowl convex closure type waist shape hole on lamina tecti and the lower lamina tecti, the limit eaves on one side of the lamina tecti is equipped with the upper trough of bending and the limit eaves both ends that extend the door plant and are furnished with refluence guide opening down.
According to the utility model discloses a further embodiment, further include the bowl convex closure type waist shape hole of falling on last lamina tecti and the lamina tecti down is the dislocation arrangement after last lamina tecti and lamina tecti are connected.
According to the utility model discloses a further embodiment, further include the small door plant in cabinet top is connected in the top of instrument panel.
According to the utility model discloses a further embodiment, further include the refluence guide opening is protruding out cabinet top door plant and instrument panel.
According to another embodiment of the present invention, further comprising the upper cover plate and the lower cover plate are fixed to form an integral structure by blind rivets.
According to the utility model discloses a further embodiment, further include the other trilateral structure of buckling that is equipped with of lower lamina tecti.
According to the utility model discloses a four sides are equipped with downward structure of buckling of upper cover plate further includes.
According to another embodiment of the present invention, further comprising the upper roof plate and the lower roof plate are 2.0mm thick magnesium aluminum alloy plates.
The utility model has the advantages that: the protection structure of the top cover plate of the low-voltage switch cabinet is characterized in that inverted bowl convex hull type waist-shaped holes are designed on the upper top cover plate and the lower top cover plate and are matched with each other by the upper top cover plate and the lower top cover plate, so that the smoothness of a heat dissipation channel of a main bus is ensured, and the protection level is up to IP 42; the design of the top cover plate structure prevents the original parts in the cabinet from being grounded or short-circuited when being introduced into the cabinet by adopting a bent upper groove extending out of the door plate and arranging downward backflow guide ports at two ends of the front edge; the design of the top cover plate structure can be adjusted according to the size of the low-voltage switch cabinet body, and the size precision is guaranteed by adopting a numerical control machining process; the design of the top cover plate structure concept and the manufacturing process can be applied to the switch cabinet or the control cabinet related to power transmission and distribution.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the mating connection of the upper and lower top cover plates;
FIG. 3 is a schematic structural view of portion A-A of FIG. 1;
wherein: 1. the self-plugging rivet comprises a self-plugging rivet body, 2 parts of an upper top cover plate, 3 parts of a lower top cover plate, 4 parts of side plates, 5 parts of a cabinet top small door plate, 6 parts of an instrument panel, 7 parts of a waist-shaped hole, 8 parts of a bent upper groove, 9 parts of a backflow guide opening.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The embodiments of the basic utility model, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figure 1, the switch cabinet comprises 3 side plates 4, an instrument panel 6, a cabinet top small door plate 5 and a top cover plate, wherein the cabinet top small door plate 5 is connected above the instrument panel 6. The lamina tecti is fixed in 4 tops of curb plate, and the lamina tecti includes lamina tecti 2 and lower lamina tecti 3, goes up lamina tecti 2 and is equipped with down bowl convex closure type waist shape hole 7 on the lamina tecti 3 down, and 3 one side eaves of lamina tecti are equipped with the upper trough 8 of bending that extends the door plant down and the eaves both ends are furnished with refluence guide opening 9 down, fall into ground through the guide opening between two cabinet inter-plates when having the comdenstion water, prevent to introduce original paper ground connection or short circuit fault in the cabinet that causes. The upper top cover plate 2 and the lower top cover plate 3 are processed and formed through inverted-bowl convex-hull type waist-shaped holes 7 through numerical control processing, and two ends of the lower top cover plate 3 are processed through a reverse flow port process by adopting a flattening die to perform double-folding and opposite-nature 'I' dies. The upper top cover plate 2 and the lower top cover plate 3 are integrally fixed through the blind rivet 1, and inverted-bowl convex hull type waist-shaped holes are overlapped in a staggered mode, so that smoothness of a heat dissipation channel and protection level IP42 are guaranteed. The whole body is organically fixed with the low-voltage cabinet side plate 4 after the top cover plate is assembled, and the backflow guide opening is enabled to protrude out of the small door plate 5 on the top of the low-voltage switch cabinet and the instrument panel 6 of the low-voltage switch cabinet. Through the assembly of the part modules, the size precision is guaranteed, and the structure is simple and compact, the appearance is attractive, the sealing performance is good, and the safety coefficient is high.
As shown in fig. 2, the inverted-bowl convex hull type waist-shaped holes 7 on the upper top cover plate 2 and the lower top cover plate 3 are arranged in a staggered manner after the upper top cover plate 2 and the lower top cover plate 3 are connected, and during installation, the inverted-bowl convex hull type waist-shaped holes 7 between the upper top cover plate 2 and the lower top cover plate 3 are arranged in a staggered and superposed manner, so that the smoothness of a heat dissipation channel of a main bus is ensured, and the protection level is ensured to be up to IP 42.
As shown in fig. 1 and 3, the reverse flow guide port 9 protrudes from the cabinet top door panel 5 and the instrument panel 6. Guarantee to fall into ground through the guide opening along two cabinet interplates when having the comdenstion water, prevent to introduce and cause original paper ground connection or short circuit fault in the cabinet.
As shown in fig. 2, the upper deck plate 2 and the lower deck plate 3 are fixed as an integral structure by blind rivets 1.
The assembling process comprises the following steps: will be down three other edges of lamina tecti 3 be equipped with ascending structure of buckling, go up lamina tecti 2 four sides and be equipped with decurrent structure of buckling, go up lamina tecti 2 through self-plugging rivet 1 be fixed in on lamina tecti 3 down, install the lamina tecti after the assembly on low-voltage switch cabinet curb plate 4 upper portion, guarantee during the installation that apron refluence guide mouth protrudes low-voltage switch cabinet top door plant 5 and low-voltage switch cabinet instrument panel 6.
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 (8)
1. The utility model provides a low-voltage switchgear roof board protective structure, includes that 3 blocks of curb plates (4), instrument panel (6), cabinet top door plant (5) and roof board constitute the cubical switchboard, and the roof board is fixed in curb plate (4) top, its characterized in that: the top cover plate comprises an upper top cover plate (2) and a lower top cover plate (3), wherein inverted-bowl convex hull type waist-shaped holes (7) are formed in the upper top cover plate (2) and the lower top cover plate (3), an edge eaves on one side of the lower top cover plate (3) is provided with a bent upper groove (8) extending out of the door plate, and two ends of the edge eaves are provided with downward backflow guide ports (9).
2. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: the inverted bowl convex hull type waist-shaped holes (7) on the upper top cover plate (2) and the lower top cover plate (3) are arranged in a staggered mode after the upper top cover plate (2) and the lower top cover plate (3) are connected.
3. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: the cabinet top small door plate (5) is connected above the instrument panel (6).
4. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: the backflow guide port (9) protrudes out of the cabinet top small door plate (5) and the instrument panel (6).
5. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: the upper top cover plate (2) and the lower top cover plate (3) are fixed into an integral structure through self-plugging rivets (1).
6. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: the other three sides of the lower top cover plate (3) are provided with upward bending structures.
7. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: four sides of the upper top cover plate (2) are provided with downward bending structures.
8. The low-voltage switchgear top cover plate protective structure of claim 1, characterized in that: the upper top cover plate (2) and the lower top cover plate (3) are magnesium-aluminum alloy plates with the thickness of 2.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690207.1U CN214849964U (en) | 2021-04-06 | 2021-04-06 | Low-voltage switchgear top cover plate protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690207.1U CN214849964U (en) | 2021-04-06 | 2021-04-06 | Low-voltage switchgear top cover plate protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214849964U true CN214849964U (en) | 2021-11-23 |
Family
ID=78761960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120690207.1U Active CN214849964U (en) | 2021-04-06 | 2021-04-06 | Low-voltage switchgear top cover plate protective structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214849964U (en) |
-
2021
- 2021-04-06 CN CN202120690207.1U patent/CN214849964U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101409401B (en) | Wireless electric connector with water-proof function | |
| CN214849964U (en) | Low-voltage switchgear top cover plate protective structure | |
| CN209088360U (en) | Outdoor rainproof waterproof power distribution cabinet | |
| CN216773239U (en) | Axial diode photovoltaic junction box | |
| CN216390090U (en) | Rainproof power switch cabinet | |
| CN213752957U (en) | Battery module | |
| CN201047853Y (en) | Ammeter box with switch box | |
| CN210070060U (en) | Wind-proof vertical plate and air conditioner | |
| CN211791061U (en) | Waterproof terminal box of stuffy stopper of novel installation for gear motor | |
| CN111817649A (en) | Adaptor and photovoltaic module mounting structure applying same | |
| CN220358556U (en) | Highly integrated CAN bus distribution box | |
| CN210404432U (en) | Low-voltage fixed complete switch cabinet | |
| CN209088278U (en) | A kind of construction site construction equipment has the distribution box of rain and snow function | |
| CN214013257U (en) | Anti-dislocation wiring terminal | |
| CN218070997U (en) | Overvoltage protector | |
| CN210670899U (en) | Automatically controlled cabinet drawer door and multi-functional board integration structure of opening and shutting | |
| CN211151176U (en) | Waterproof cabinet door structure of low-voltage distribution network cabinet body | |
| CN214899226U (en) | Sealed drainage valve port | |
| CN211859373U (en) | Top plate structure of low-voltage complete switch equipment | |
| CN212970348U (en) | Cabinet body connection structure and installation cabinet | |
| CN219832424U (en) | Anti-harmonic capacitor shell | |
| CN215988627U (en) | Circuit breaker controller shell sealing structure | |
| CN219018223U (en) | Distribution box equipment | |
| CN221177634U (en) | Novel frame and photovoltaic module | |
| CN217557425U (en) | Photovoltaic roof support structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |