CN205248210U - Split type chassis of drawout breaker - Google Patents
Split type chassis of drawout breaker Download PDFInfo
- Publication number
- CN205248210U CN205248210U CN201521127783.6U CN201521127783U CN205248210U CN 205248210 U CN205248210 U CN 205248210U CN 201521127783 U CN201521127783 U CN 201521127783U CN 205248210 U CN205248210 U CN 205248210U
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- seat bottom
- drawout
- drawer seat
- bottom frame
- split type
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Abstract
The utility model provides a split type chassis of drawout breaker, belongs to circuit breaker technical field. Drawout breaker includes a pair of left and right sides that is located the drawout chassis and the relative drawout chassis curb plate that sets up each other, installs mounting bar frame, mounting bar frame down between a pair of drawout chassis curb plate, puts up at last mounting bar and installs drawout chassis chassis, its characterized in that between the mounting bar puts up under and: the drawout chassis chassis for split type drawout chassis chassis and setting up side by side each other. Owing to adopting split type drawout chassis chassis for the circuit breaker of various specifications can reduce part kind, first mate the cost is reduced through the modularization.
Description
Technical field
The utility model belongs to breaker technical field, is specifically related to the split type underframe of a kind of drawout breaker.
Background technology
Universal circuit breaker drawer seat is drawn bus terminal and is directly connected with major loop, is fixed on drawer seat bottom frame and draw bus terminal, and therefore the stressing conditions of underframe is comparatively complicated. Drawer seat bottom frame adopts monolithic construction mostly, its structure is disclosed by Fig. 1, and this figure has illustrated existing a kind of monoblock type drawer seat bottom frame schematic diagram, and Integral drawer seat underframe 10 adopts plastics Integral moulding, its surrounding has installing hole 102, and installing hole 102 is for the installation of drawer mounting 10. Described Integral drawer seat underframe 10 tops are provided with cover plate installation portion 101, cover plate installation portion 101 is provided with cover plate installing hole 1011, cover plate installing hole 1011, for one end of cover plate is installed on drawer mounting 10, is drawn bus terminal 103 and is fixed on Integral drawer seat underframe 10. The structural strength of monoblock type drawer seat bottom frame is better, but its compacting tool set is relatively large, and three utmost points, four utmost point products need be opened respectively molding jig, and cost is higher, and in production pressing process, local defect can cause whole underframe to be scrapped; In the time of breaker maintenance and repair, damage if any part, the drawback that exists entirety to scrap, waste is serious.
In view of above-mentioned prior art, be necessary the rational modification in addition of Integral drawer seat Undercarriage structure in existing drawout breaker. For this reason, the applicant has done useful design, and technical scheme described below produces under this background.
Summary of the invention
The purpose of this utility model is to provide a kind of drawout breaker split type underframe, and it has realized modularization installation, and has significantly reduced manufacturing cost.
The purpose of this utility model reaches like this, the split type underframe of a kind of drawout breaker, drawout breaker comprises a pair of left and right sides of drawout chassis and the drawout chassis side plate positioned opposite to each other of being positioned at, mounting bar frame, lower mounting bar frame are installed between a pair of drawout chassis side plate, between upper mounting bar frame and lower mounting bar frame, drawer seat bottom frame is installed, described drawer seat bottom frame is multiple split type drawer seat bottom frames that are arranged side by side each other.
In a specific embodiment of the present utility model, described drawer seat bottom frame comprises tactile bridge container cavity, touches bridge container cavity and is used for holding tactile bridge; On described drawer seat bottom frame, offer passage, passage is for heat radiation; Described drawer seat bottom frame also has two busbar wire holes at corresponding drawout chassis outlet row place, and busbar wire hole is for busbar outlet.
In a more specific embodiment of the present utility model, described drawer seat bottom frame comprises installation portion and lower installation portion, has upper installing hole and upper location division on described upper installation portion, has lower installing hole and lower location division on described lower installation portion; Described upper mounting bar frame be provided with coordinate with drawer seat bottom frame first on stationary plane, stationary plane is provided with the upper fixing hole coordinating with upper installing hole and the upper auxiliary section coordinating with upper location division on described first; Described lower mounting bar frame is provided with the first time stationary plane coordinating with drawer seat bottom frame, and first time described stationary plane is provided with the lower fixed hole coordinating with lower installing hole and the lower auxiliary section coordinating with lower location division.
In another specific embodiment of the present utility model, described upper location division is positioning protrusion, and described upper auxiliary section is a location depression, and both insert cooperation.
In another specific embodiment of the present utility model, described lower location division is to be positioned at the locating slot of both sides, drawer seat bottom frame bottom and to comprise the first cooperation groove face and the second cooperation groove face, and first time stationary plane coordinates groove face and second to coordinate groove face close fit with first of lower location division.
In another specific embodiment of the present utility model, described drawer seat bottom frame is three or four.
The utility model is owing to adopting after said structure, the beneficial effect having: its split type drawer seat bottom frame has been realized modularization installation, not only install simple, improved efficiency of assembling and installation accuracy, and three utmost points, four-pole circuit breaker do not need separately molding jig, low cost of manufacture, damage if any part, need not entirety scrap, only need to change and damage part, thereby can effectively reduce use cost.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing monoblock type drawer seat bottom frame.
Fig. 2 is the structure chart of the utility model one embodiment.
Fig. 3 is the stereogram in a direction of the utility model one pole drawer seat bottom frame.
Fig. 4 is the stereogram on the other direction of the utility model one pole drawer seat bottom frame.
Fig. 5 is the schematic diagram of lower location division described in the utility model.
Fig. 6 is the scheme of installation of drawer seat bottom frame described in the utility model.
Fig. 7 is the schematic diagram of lower auxiliary section described in the utility model.
In figure: 1. drawer seat bottom frame, 11. touches bridge container cavities, 12. times installation portions, 121. times installing holes, 122. times location divisions, 1221. first and coordinates groove faces, 1222. second to coordinate on groove faces, 13. on installation portion, 131. location division, 14. passages, 15. busbar wire holes on installing hole, 132.; Fixing hole on stationary plane, 2121. side plates on auxiliary section, 212. second on fixing hole, 2112. on stationary plane, 2111. on mounting bar frame, 211. first on 21., 22. times mounting bar framves, 221. first times stationary planes, 2211. lower fixed holes, 2212. times auxiliary sections, 22121. cavitys, 222. second times stationary planes, 2221. side plate lower fixed holes, 23. drawout chassis side plates, 24. top boards; 10. Integral drawer seat underframe, 101. cover plate installation portions, 1011. cover plate installing holes, 102. installing holes, 103. are drawn bus terminal.
Detailed description of the invention
Applicant will describe in detail detailed description of the invention of the present utility model below by reference to the accompanying drawings; but applicant is not the restriction to technical scheme to the description of embodiment, anyly changes in the form rather than substance and all should be considered as protection domain of the present utility model according to the utility model design.
Refer to Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the utility model relates to the split type underframe of a kind of drawout breaker, and drawout breaker comprises a pair of left and right sides of drawout chassis and the drawout chassis side plate 23 positioned opposite to each other of being positioned at. Mounting bar frame 21, lower mounting bar frame 22 are installed between a pair of drawout chassis side plate 23, described upper mounting bar frame 21 and lower mounting bar frame 22 are all positioned at the rear side of a pair of drawout chassis side plate 23, wherein, upper mounting bar frame 21 is positioned at top, and lower mounting bar frame 22 is positioned at bottom. Top board 24 is installed between the top of a pair of drawout chassis side plate 23. Between upper mounting bar frame 21 and lower mounting bar frame 22, drawer seat bottom frame 1 is installed, described drawer seat bottom frame 1 is multiple, and multiple drawer seat bottom frames 1 are arranged between mounting bar frame 21 and lower mounting bar frame 22 side by side, and the drawer seat bottom frame of complete together. Concrete, the contact system of the described corresponding phase breaker of each drawer seat bottom frame 1. Need to adopt three drawer seat bottom frames 1 if breaker is three-phase breaker, if breaker is four phase breakers, adopt four drawer seat bottom frames 1. In the time that breaker is large specification breaker, when one needs two drawer seat bottom frames 1 mutually, the quantity of corresponding drawer seat bottom frame 1 also changes, to satisfy the demands. This kind of split type drawer seat bottom frame 1 can be realized the modularization of circuit breaker components, avoids the waste of cost.
The structure of the drawer seat bottom frame 1 in the technical program is as follows: on described drawer seat bottom frame 1, comprise and touch bridge container cavity 11, touch bridge container cavity 11 for holding tactile bridge. On described drawer seat bottom frame 1, offer passage 14, passage 14, for heat radiation, makes drawout chassis itself have good air circulation. And described passage 14 is multilayer setting, thereby has further strengthened the radiating effect of drawout chassis, effectively reduces the temperature rise of breaker. Drawer seat bottom frame 1, at corresponding drawout chassis outlet row place, also has two busbar wire holes 15, and busbar wire hole 15 is for busbar outlet. Described drawer seat bottom frame 1 also comprises installation portion 13 and lower installation portion 12. Described upper installation portion 13 coordinates with upper mounting bar frame 21, and described lower installation portion 12 coordinates with lower mounting bar frame 22. Concrete, on upper installation portion 13, there is upper installing hole 131 and upper location division 132; On described lower installation portion 12, there is lower installing hole 121 and lower location division 122. Described upper location division 132 is positioning protrusion, and described lower location division 122 is for being positioned at the locating slot of drawer seat bottom frame 1 both sides, bottom and comprising the first cooperation groove face 1221 and the second cooperation groove face 1222.
Upper mounting bar frame 21 described in the utility model is the sheet material of sheet metal bending, its have coordinate with drawer seat bottom frame 1 first on stationary plane 211 and coordinate with a pair of drawout chassis side plate 23 a pair of second on stationary plane 212, stationary plane 212 is provided with for fixing hole 2121 on the side plate of fixing a pair of drawout chassis side plate 23 on described second. On described first, stationary plane 211 is provided with the upper fixing hole 2111 coordinating with upper installing hole 131 and the upper auxiliary section 2112 coordinating with upper location division 132, and in the time that described upper location division 132 is positioning convex, described upper auxiliary section 2112 is location depression. Described lower mounting bar frame 22 is similarly the sheet material of sheet metal bending, its conventionally and drawout chassis base plate as one. Described lower mounting bar frame 22 comprises the first time stationary plane 221 coordinating with drawer seat bottom frame 1 and a pair of second time stationary plane 222 coordinating with a pair of drawout chassis side plate 23 equally, and second time described stationary plane 222 is provided with the side plate lower fixed hole 2221 for fixing a pair of drawout chassis side plate 23. First time described stationary plane 221 is provided with the lower fixed hole 2211 coordinating with lower installing hole 121 and the lower auxiliary section 2212 coordinating with lower location division 122, described lower auxiliary section 2212 is projection, its both sides are provided with cavity 22121, lower auxiliary section 2212 embeds twice adjacent location divisions 122, and first time stationary plane 221 coordinates groove face 1221 and second to coordinate groove face 1222 close fit with first of lower location division 122. Cavity 22121 is for coordinating with lower installation portion 12.
In the utility model, owing to adopting split type drawer seat bottom frame 1, make the breaker of all size to reduce variety of components by modularization, first mate has reduced cost.
Claims (6)
1.The split type underframe of a kind of drawout breaker, drawout breaker comprises a pair of left and right sides of drawout chassis and the drawout chassis side plate (23) positioned opposite to each other of being positioned at, mounting bar frame (21), lower mounting bar frame (22) are installed between a pair of drawout chassis side plate (23), between upper mounting bar frame (21) and lower mounting bar frame (22), drawer seat bottom frame (1) is installed, it is characterized in that: described drawer seat bottom frame (1) is multiple split type drawer seat bottom frames that are arranged side by side each other.
2.The split type underframe of a kind of drawout breaker according to claim 1, is characterized in that described drawer seat bottom frame (1) comprises tactile bridge container cavity (11), touches bridge container cavity (11) for holding tactile bridge; On described drawer seat bottom frame (1), offer passage (14), passage (14) is for heat radiation; Described drawer seat bottom frame (1) also has two busbar wire holes (15) at corresponding drawout chassis outlet row place, and busbar wire hole (15) is for busbar outlet.
3.The split type underframe of a kind of drawout breaker according to claim 1, it is characterized in that described drawer seat bottom frame (1) also comprises installation portion (13) and lower installation portion (12), on described upper installation portion (13), there are upper installing hole (131) and upper location division (132), on described lower installation portion (12), there is lower installing hole (121) and lower location division (122); Described upper mounting bar frame (21) be provided with coordinate with drawer seat bottom frame (1) first on stationary plane (211), stationary plane (211) is provided with the upper fixing hole (2111) coordinating with upper installing hole (131) and the upper auxiliary section (2112) coordinating with upper location division (132) on described first; Described lower mounting bar frame (22) is provided with the first time stationary plane (221) coordinating with drawer seat bottom frame (1), and described first time stationary plane (221) is provided with the lower fixed hole (2211) coordinating with lower installing hole (121) and the lower auxiliary section (2212) coordinating with lower location division (122).
4.According to the split type underframe of a kind of drawout breaker claimed in claim 3, it is characterized in that described upper location division (132) is for positioning protrusion, described upper auxiliary section (2112) is a location depression, both insert cooperation.
5.The split type underframe of a kind of drawout breaker according to claim 3, it is characterized in that described lower location division (122) is for being positioned at the locating slot of drawer seat bottom frame (1) both sides, bottom and comprising the first cooperation groove face (1221) and the second cooperation groove face (1222), first time stationary plane (221) coordinates groove face (1221) and second to coordinate groove face (1222) close fit with first of lower location division (122).
6.The split type underframe of a kind of drawout breaker according to claim 1, is characterized in that described drawer seat bottom frame (1) is three or four。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521127783.6U CN205248210U (en) | 2015-12-31 | 2015-12-31 | Split type chassis of drawout breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521127783.6U CN205248210U (en) | 2015-12-31 | 2015-12-31 | Split type chassis of drawout breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205248210U true CN205248210U (en) | 2016-05-18 |
Family
ID=55947289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521127783.6U Active CN205248210U (en) | 2015-12-31 | 2015-12-31 | Split type chassis of drawout breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205248210U (en) |
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2015
- 2015-12-31 CN CN201521127783.6U patent/CN205248210U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |