CN211829926U - Drawer base of frame circuit breaker and underframe structure thereof - Google Patents
Drawer base of frame circuit breaker and underframe structure thereof Download PDFInfo
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- CN211829926U CN211829926U CN202020691076.4U CN202020691076U CN211829926U CN 211829926 U CN211829926 U CN 211829926U CN 202020691076 U CN202020691076 U CN 202020691076U CN 211829926 U CN211829926 U CN 211829926U
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Abstract
The utility model provides a frame circuit breaker drawer base and a chassis structure thereof, which comprises a chassis, a bracket and a bottom plate; the two ends of the bottom plate can be respectively connected with the first drawer seat side plate and the second drawer seat side plate, the two ends of the bracket can be respectively connected with the first drawer seat side plate and the second drawer seat side plate, and the first drawer seat side plate and the second drawer seat side plate are arranged on the two sides of the drawer seat; one or more bottom frames are arranged, one end of each bottom frame is connected with the bottom plate, and the other end of each bottom frame is connected with the support; the plurality of underframe is arranged side by side along the length direction of the bracket; and in the length direction of the bracket, the bottom frame at the head end is connected with the first drawer seat side plate, and the bottom frame at the tail end is connected with the second drawer seat side plate. The utility model can be suitable for the drawer seats with different specifications, effectively reduces the early manufacturing cost and the later maintenance cost, and can make the maintenance more convenient; the utility model discloses can practice thrift effectively and take up an area of the space and can make the installation of chassis more convenient with the dismantlement.
Description
Technical Field
The utility model relates to a circuit breaker field specifically relates to a frame circuit breaker drawer seat and chassis structure thereof, especially a frame circuit breaker drawer seat and chassis structure of multipolar concatenation formula thereof.
Background
Circuit breakers are classified into high-voltage circuit breakers and low-voltage circuit breakers according to their range of use. The low-voltage circuit breaker is also called an automatic switch, commonly called an air switch and also called a low-voltage circuit breaker, and is an electric appliance which not only has the function of a manual switch, but also can automatically perform voltage loss, undervoltage, overload and short-circuit protection. It can be used for distributing electric energy, starting asynchronous motor infrequently, protecting power supply circuit and motor, etc., when they are seriously overloaded or short-circuited or under-voltage, etc. faults occur, it can automatically cut off circuit, its function is equivalent to the combination of fuse type switch and over-and under-heat relay, etc., and after breaking fault current, it does not need to change parts, so that it has been extensively used. The circuit breaker requires the structure diversified according to its performance, and wherein the frame circuit breaker is that low voltage electrical industry uses more common structure, and it mainly comprises circuit breaker body and drawer seat.
The chassis of the existing frame circuit breaker drawer base is of an integrated structure, and is divided into three poles and four poles, so that the size is large, the structure cannot be universal, and a mold for early-stage press forming is large and high in cost. In later-stage use, if the local part is damaged, the whole part needs to be replaced, the maintenance is inconvenient, and the maintenance cost is high.
Patent document No. CN206962248U discloses an installation and adjustment structure of a line outlet bar and an underframe of a drawer type circuit breaker, wherein the installation and adjustment structure of the line outlet bar is connected between the line outlet bar and a drawer base, and the distance between two line outlet bars sandwiching a busbar can be adjusted by the installation and adjustment structure of the line outlet bar; the installation adjustment structure of outlet wire row includes: the support is connected between the wire outlet row and the drawer base, one end of the support is fixedly connected with the wire outlet row, and the other end of the support is movably connected with the drawer base. This patent is adjusted the structure through the installation of outlet wire row, can reach the adjustment and press from both sides the purpose of establishing the interval between two outlet wire rows of female arranging to increase outlet wire row and female actual area of contact who arranges, reduce contact resistance, reduce the temperature rise. However, the technical scheme provided by the patent document is an integrated structure, and has the defect of inconvenient maintenance.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a frame circuit breaker drawer seat and chassis structure thereof.
According to the utility model provides a chassis structure of a drawer seat of a frame circuit breaker, which comprises a chassis, a bracket and a bottom plate;
one or more under frames are arranged, one end of each under frame is detachably connected with the bottom plate, and the other end of each under frame is detachably connected with the support;
the plurality of chassis are installed side by side along the length direction of the support.
Preferably, the base plate is disposed in parallel with the bracket.
Preferably, the dimension of the bottom plate along the length direction of the bracket is matched with the length of the bracket.
Preferably, the base frame is a rectangular structure.
Preferably, one side of the rectangular structure connecting bracket of the underframe is a bracket connecting side;
the length of the bracket is matched with the sum of the sizes of the connecting sides of the plurality of brackets along the length direction of the bracket.
Preferably, the chassis is connected to the bracket and the base plate by a fastener.
Preferably, the fastener is a screw.
According to the utility model provides a chassis structure of a drawer seat of a frame circuit breaker, which comprises a chassis, a bracket and a bottom plate;
one or more under frames are arranged, one end of each under frame is detachably connected with the bottom plate, and the other end of each under frame is detachably connected with the support;
the plurality of underframe is arranged side by side along the length direction of the bracket;
the bottom plate is arranged in parallel with the bracket;
the size of the bottom plate along the length direction of the support is matched with the length of the support;
the underframe is of a rectangular structure;
one side of the rectangular structure connecting support of the underframe is a support connecting side;
the length of the bracket is matched with the sum of the sizes of the connecting sides of the plurality of brackets along the length direction of the bracket;
the underframe is connected with the bracket and the bottom plate through a fastener;
the fastener adopts a screw.
According to the utility model, the frame circuit breaker drawer base comprises an underframe structure of the frame circuit breaker drawer base, a drawer base main body, a first drawer base side plate and a second drawer base side plate;
the first drawer seat side plate and the second drawer seat side plate are respectively arranged on two sides of the drawer seat main body, two ends of a support in an underframe structure of the frame circuit breaker drawer seat are respectively detachably connected with the first drawer seat side plate and the second drawer seat side plate, and two ends of a bottom plate in the underframe structure of the frame circuit breaker drawer seat are respectively detachably connected with the first drawer seat side plate and the second drawer seat side plate.
Preferably, in the length direction of the bracket, the bottom frame at the head end is connected with the first drawer seat side plate, and the bottom frame at the tail end is connected with the second drawer seat side plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses simple structure, convenient operation through the chassis intercombination that adopts different quantity, can be applicable to the drawer seat of different specifications, has effectively improved the commonality of drawer seat spare part, has reduced cost of manufacture and later stage cost of maintenance in earlier stage effectively, can bring fine economic benefits, and can make the maintenance more convenient.
2. The utility model discloses a chassis of rectangle structure and the technical characteristic of the length of support equal the size sum of a plurality of leg joint sides, can practice thrift effectively and take up an area of the space.
3. The utility model discloses a technical characteristic that the chassis passes through fastener linking bridge and bottom plate can make the installation of chassis more convenient with the dismantlement.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the three-dimensional structure of the middle frame circuit breaker drawer seat of the present invention when it is a four-stage drawer seat.
Fig. 2 is a schematic view of the structure of the middle frame circuit breaker when the drawer base is a four-stage drawer base.
Fig. 3 is a schematic view of the three-dimensional structure of the middle frame circuit breaker drawer seat of the present invention when the drawer seat is a three-level drawer seat.
Fig. 4 is a schematic view of the structure of the middle frame circuit breaker when the drawer seat is a three-level drawer seat.
Fig. 5 is a schematic structural diagram of the middle chassis according to the present invention.
Fig. 6 is a schematic structural view of the middle support of the present invention.
Fig. 7 is a schematic structural diagram of the middle bottom plate of the present invention.
Fig. 8 is a schematic view of the connection between the middle bottom plate and the bracket, the drawer base main body, and the first drawer base side plate and the second drawer base side plate of the present invention.
Fig. 9 is an installation schematic diagram of the bottom frame of the middle frame circuit breaker when the drawer base is a three-stage drawer base.
Fig. 10 is an installation schematic diagram of the bottom frame of the middle frame circuit breaker when the drawer base is a four-stage drawer base.
Fig. 11 is a schematic structural view of a chassis of a three-stage drawer base in the prior art.
Fig. 12 is a schematic view of a bottom frame structure of a four-stage drawer base in the prior art.
The figures show that:
First drawer base side plate 2 and second drawer base side plate 4
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The utility model provides a frame circuit breaker drawer seat and chassis structure thereof.
According to the utility model, as shown in fig. 1-10, the chassis structure of the drawer seat of the frame circuit breaker comprises a chassis 1, a bracket 3 and a bottom plate 5; one or more under frames 1 are arranged, one end of each under frame 1 is connected with a bottom plate 5, and the other end of each under frame 1 is connected with a support 3; the plurality of base frames 1 are installed side by side along the length direction of the bracket 3. The bottom plate 5 is arranged parallel to the support 3. The dimension of the bottom plate 5 along the length direction of the bracket 3 is matched with the length of the bracket 3.
As shown in fig. 5, the base frame 1 has a rectangular structure. One side of the rectangular structure connecting support 3 of the underframe 1 is a support connecting side; the length of the bracket 3 is matched with the sum of the sizes of the plurality of bracket connecting sides along the length direction of the bracket 3, and preferably, the length of the bracket 3 is equal to the sum of the sizes of the plurality of bracket connecting sides along the length direction of the bracket 3.
As shown in fig. 9-10, the base frame 1 is connected to the bracket 3 and the bottom plate 5 by fasteners. The fastener adopts a screw.
According to the drawer seat of the frame circuit breaker provided by the utility model, as shown in fig. 1-4, the drawer seat comprises the chassis structure of the drawer seat of the frame circuit breaker, and further comprises a drawer seat main body, a first drawer seat side plate 2 and a second drawer seat side plate 4; first drawer seat curb plate 2 and second drawer seat curb plate 4 set up respectively in the both sides of drawer seat main part, and first drawer seat curb plate 2 and second drawer seat curb plate 4 can be dismantled respectively to the both ends of support 3 among the chassis structure of frame circuit breaker drawer seat, and first drawer seat curb plate 2 and second drawer seat curb plate 4 can be dismantled respectively to the both ends of bottom plate 5 among the chassis structure of frame circuit breaker drawer seat. Along the length direction of the bracket 3, the underframe 1 at the head end is connected with the first drawer seat side plate 2, and the underframe 1 at the tail end is connected with the second drawer seat side plate 4.
Preferably, the number of said chassis 1 can vary according to the specifications of the frame circuit breaker drawer seat; the size of the base plate 5 and the size of the bracket 3 can be changed according to the specification of the frame circuit breaker drawer base.
The utility model discloses an in the assembling process, fix support 3 and bottom plate 5 and first drawer seat curb plate 2, second drawer seat curb plate 4 earlier, as shown in figure 8, install chassis 1 on support 2, bottom plate 5 with the screw as required again. (three chassis 1 in the triple-pole drawer base; four chassis 1 in the quadruple-pole drawer base)
The present invention will be described in more detail with reference to preferred examples and/or modifications of the above basic embodiment, such as embodiment 1. The embodiments are respectively directed to drawer bases with different specifications.
Example 1：
As shown in fig. 9, the present embodiment includes three bottom frames 1, a support 3 and a bottom plate 3, two ends of the bottom plate 5 are respectively connected to a first drawer seat side plate 2 and a second drawer seat side plate 4, and two ends of the support 3 are respectively connected to the first drawer seat side plate 2 and the second drawer seat side plate 4;
the three underframe 1 are arranged side by side and are in threaded connection between the bottom plate 5 and the bracket 3.
Example 2
As shown in fig. 10, the present embodiment includes four bottom frames 1, a support 3 and a bottom plate 3, two ends of the bottom plate 5 are respectively connected to a first drawer seat side plate 2 and a second drawer seat side plate 4, and two ends of the support 3 are respectively connected to the first drawer seat side plate 2 and the second drawer seat side plate 4;
four underframe 1 sets up side by side and threaded connection is between bottom plate 5 and support 3.
Example 2 is applicable to a four-stage drawer base.
The utility model has the advantages of simple structure, rationally distributed, can effectively improve the commonality of drawer seat spare part, save embossing mold utensil cost greatly, the integral type chassis that is applicable to tertiary drawer seat or four pole class drawer seats on the market will save 2/3's mould expense, spare part cost and subsequent cost of maintenance also greatly reduced can bring fine economic benefits.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. An underframe structure of a drawer seat of a frame circuit breaker is characterized by comprising an underframe (1), a bracket (3) and a bottom plate (5);
one or more under frames (1) are arranged, one end of each under frame (1) is detachably connected with the bottom plate (5), and the other end of each under frame (1) is detachably connected with the support (3);
the plurality of underframe (1) are arranged side by side along the length direction of the bracket (3).
2. Chassis structure of a frame breaker drawer base according to claim 1, characterized in that the base plate (5) is arranged parallel to the carriage (3).
3. Chassis arrangement of a frame breaker drawer base according to claim 1, characterized in that the dimension of the base plate (5) in the length direction of the rack (3) matches the length of the rack (3).
4. Chassis arrangement of a frame breaker drawer seat according to claim 1, characterized in that the chassis (1) is of rectangular configuration.
5. The chassis structure of a frame circuit breaker drawer base according to claim 4, characterized in that one side of the rectangular structure of the chassis (1) connecting the brackets (3) is a bracket connecting side;
the length of the bracket (3) is matched with the sum of the sizes of the connecting sides of the plurality of brackets along the length direction of the bracket (3).
6. Chassis arrangement of a frame breaker drawer base according to claim 1, characterized in that the chassis (1) is connected to the bracket (3) and the bottom plate (5) by means of fasteners.
7. The chassis structure of a frame circuit breaker drawer base of claim 6, wherein the fasteners are screws.
8. An underframe structure of a drawer seat of a frame circuit breaker is characterized by comprising an underframe (1), a bracket (3) and a bottom plate (5);
one or more under frames (1) are arranged, one end of each under frame (1) is detachably connected with the bottom plate (5), and the other end of each under frame (1) is detachably connected with the support (3);
the plurality of underframe (1) are arranged side by side along the length direction of the bracket (3);
the bottom plate (5) and the bracket (3) are arranged in parallel;
the size of the bottom plate (5) along the length direction of the bracket (3) is matched with the length of the bracket (3);
the underframe (1) is of a rectangular structure;
one side of the rectangular structure connecting support (3) of the underframe (1) is a support connecting side;
the length of the bracket (3) is matched with the sum of the sizes of the connecting sides of the plurality of brackets along the length direction of the bracket (3);
the underframe (1) is connected with the bracket (3) and the bottom plate (5) through a fastener;
the fastener adopts a screw.
9. A frame circuit breaker drawer base, characterized in that it comprises the chassis structure of a frame circuit breaker drawer base according to any of claims 1-8, further comprising a drawer base body, a first drawer base side plate (2) and a second drawer base side plate (4);
first drawer seat curb plate (2) and second drawer seat curb plate (4) set up respectively in the both sides of drawer seat main part, and the both ends of support (3) among the chassis structure of frame circuit breaker drawer seat can be dismantled respectively and connect first drawer seat curb plate (2) and second drawer seat curb plate (4), and the both ends of bottom plate (5) among the chassis structure of frame circuit breaker drawer seat can be dismantled respectively and connect first drawer seat curb plate (2) and second drawer seat curb plate (4).
10. A frame breaker drawer seat according to claim 9, characterized in that along the length of the cradle (3) the first chassis (1) is connected to the first drawer seat side plate (2) and the last chassis (1) is connected to the second drawer seat side plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020691076.4U CN211829926U (en) | 2020-04-29 | 2020-04-29 | Drawer base of frame circuit breaker and underframe structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020691076.4U CN211829926U (en) | 2020-04-29 | 2020-04-29 | Drawer base of frame circuit breaker and underframe structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211829926U true CN211829926U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020691076.4U Active CN211829926U (en) | 2020-04-29 | 2020-04-29 | Drawer base of frame circuit breaker and underframe structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211829926U (en) |
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2020
- 2020-04-29 CN CN202020691076.4U patent/CN211829926U/en active Active
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