CN204118471U - A kind of beam of drawer - Google Patents
A kind of beam of drawer Download PDFInfo
- Publication number
- CN204118471U CN204118471U CN201420590980.0U CN201420590980U CN204118471U CN 204118471 U CN204118471 U CN 204118471U CN 201420590980 U CN201420590980 U CN 201420590980U CN 204118471 U CN204118471 U CN 204118471U
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- Prior art keywords
- kink
- drawer
- connecting portion
- substrate
- base plate
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Abstract
The utility model discloses a kind of beam of drawer, aim to provide a kind of intensity large, and the beam of drawer do not taken up room, its drip irrigation device is a kind of beam of drawer, comprise base plate, described base plate both sides bend inwards formation first kink and the second kink, described base plate is made up of substrate, the first kink, the second kink, described first bending, substrate and the second kink set gradually and one-body molded, described first kink and substrates into intimate laminating, described second kink and substrates into intimate laminating.Its intensity of a kind of beam of drawer of the present utility model is high, is not easy bending, takes up room little, is convenient to install practicality.
Description
Technical field
The utility model relates to a kind of LV power distribution product, and in particular, it relates to a kind of low-voltage drawer cabinet crossbeam.
Background technology
Low-voltage drawer cabinet uses LV power distribution product very widely, and this section bar draws shaping by band steel by special pipelining equipment, and its frame structure is assembled by C, and standardization level is very high.Frame structure is spliced primarily of column, curb girder and crossbeam, and its middle cross beam is by steel plate bending machine-shaping, is then fixedly connected on drawout cubicle, for increasing the intensity of drawout cubicle.
In the prior art, as shown in Figure 5 and Figure 6, both sides and the two ends of crossbeam bend all downwards, wherein two ends are fixedly connected with the curb girder of framework both sides respectively, arrange like this and can there are some problems: on the one hand because need to install other accessories such as very complicated circuit in drawout cubicle, in installation process, need to touch crossbeam like this, and in prior art, when often the insufficient strength of crossbeam is very easy to cause touching occurs, crossbeam bends, and will affect the use of whole drawout cubicle like this; On the other hand, drawout cubicle in use needs pull back and forth, of long duration like this, and the fatigue strength step-down of crossbeam, can produce slight crack and bend downwards, causes reduce the useful life of whole drawout cubicle.And the large problem that takes up room can be there is, because the both sides of crossbeam bend all downwards, crossbeam is the leading section being arranged on whole drawout cubicle, it can be caused like this to take a part of space in drawer exit, making workman extremely inconvenient when operating drawout cubicle, affecting the practicality of drawout cubicle, therefore need proposition scheme make it can either meet intensity size and the practicality of drawout cubicle can be improved, do not take redundant space again, be convenient to install and operation.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide that a kind of intensity is high, do not take up room resource, is convenient to a kind of beam of drawer installed and used.
For achieving the above object, the utility model provides following technical scheme: a kind of beam of drawer, comprise base plate, described base plate both sides bend inwards formation first kink and the second kink, described base plate is made up of substrate, the first kink, the second kink, described first bending, substrate and the second kink set gradually and one-body molded, described first kink and substrates into intimate laminating, described second kink and substrates into intimate laminating.
As preferably, the end face of described first kink and the second kink is that arc surfaced is arranged.
As preferably, described base plate thickness is 2 ± 0.02mm.
As preferably, the width ratio between described first kink and substrate and the width between the second kink and substrate are than being all arranged on 0.2 ~ 0.4.
As preferably, the two ends of described base plate respectively under be bent to form the first connecting portion and the second connecting portion, described first connecting portion and substrate perpendicular, described second connecting portion and substrate perpendicular.
As preferably, described first connecting portion and the second connecting portion are provided with several through holes.
The utility model has following advantage compared to existing technology: bent in the both sides of base plate and inwardly form the first kink and the second kink, so just can reach the object of the intensity strengthening this crossbeam; The inner surface of the first kink and the second kink and the lower surface laminating of substrate, arrange the object that can reach and save space resources like this; Being that cambered surface is arranged at the end face of the first kink and the second kink, is to prevent sharp-pointed metal end face from having and may scratch operating personnel like this; The thickness of base plate is arranged on 2 ± 0.02mm, reaches the object of saving material while being arranged on the requirement of strength meeting beam of drawer like this, meet industrial manufacture process requirement; Width ratio between described first kink and substrate and the width between the width of the second kink and substrate are arranged on 0.2 ~ 0.4 than all, such width ratio better can save material when meeting its requirement of strength, meets industrial production industrial requirements; At the two ends of base plate in forming the first connecting portion and the second connecting portion vertically downward, be convenient to crossbeam to be connected with curb girder like this; Described first connecting portion and the second connecting portion are provided with multiple through hole, and its crossbeam is fixed on curb girder by bolt easy to use like this or other securing members, improves installation effectiveness and increases its stability.
Accompanying drawing explanation
Fig. 1 is the structural representation one of a kind of beam of drawer of the utility model;
Fig. 2 is the structural representation two of a kind of beam of drawer of the utility model;
Fig. 3 is the structural representation three of the novel a kind of beam of drawer of this signal;
Fig. 4 is the A-A portion schematic diagram of Fig. 3;
Fig. 5 is the structural representation one of the beam of drawer of prior art;
Fig. 6 is the structural representation two of the beam of drawer of prior art.
In figure: 1, substrate; 2, the first kink; 3, the second kink; 4, end face; 5, the first connecting portion; 6, through hole; 7, the second connecting portion; 8, inner surface; 9, lower surface.
Embodiment
Referring to figs. 1 through Fig. 6, a kind of beam of drawer embodiment of the utility model is described further.
As shown in Figure 1 and Figure 4, first bend inwards base plate both sides formation first kink 2, substrate 1 and the second kink 3, the lower surface 9 of the inner surface 8 that the first kink 2 and the second kink 3 bend inwards formed and substrate 1 is fitted, and the end face 4 of the first kink 2 and the second kink 3 is polished or chamfering formation cambered surface, when being bent to form the first kink 2 and the second kink 3, it should be noted that the width of the first kink 2 and the second kink 3 accounts for the ratio of substrate 1 width between 0.2 ~ 0.4; And then the two ends of base plate are bent downwards form the first connecting portion 5 and the second connecting portion 7 in vertical state, first connecting portion 5 and the second connecting portion 7 are drilled with multiple through hole 6, material is thus formed this beam of drawer, then this beam of drawer is arranged on the curb girder of both sides of drawout cubicle, first connecting portion 5 of the both sides of matrix 1 and the second connecting portion 7 respectively with the curb girder of correspondence to establishing connection, then be fed through through hole 6 with bolt to be connected with nut thread base plate and curb girder are fixed, this completes the installation of crossbeam.
In use, when producing External Force Acting to crossbeam, because the first kink 2 and the second kink 3 that are arranged on substrate 1 both sides strengthen substrate 1, the External Force Acting that substrate 1 can be born increases greatly, therefore make whole beam of drawer be not easy stress deformation, add the useful life of this beam of drawer; And because the inner surface 8 of the first kink 2 and the second kink 3 is fitted in the lower surface 9 of base plate 1, reduce the space shared by whole beam of drawer, because this beam of drawer is mounted in the front end face of drawout cubicle, saves more space like this and be convenient to install or use this drawout cubicle; And when installing this beam of drawer or needing to touch crossbeam when opening and closing this drawout cubicle, because the end face 4 of the first kink 2 and the second kink 3 is arranged in cambered surface, doing so avoids the possibility that operating personnel are scratched by the first kink 2 and the second kink 3; The width of the width opposing substrate 1 of the first kink 2 and the second kink 3 being limited its width than 0.2 ~ 0.4, is to meet the effect played the while that substrate 1 can bear maximum fatigue strength and save material like this; The both sides of base plate are bent downwards formation first connecting portion 5 and the second connecting portion 7 are set in vertical state, be bent to form the first connecting portion 5 downwards and the second connecting portion 7 is conveniently fixed connection with curb girder, vertical setting is in order to the first connecting portion 5 and the second connecting portion 7 can be made in time establishing the curb girder being connected both sides, larger contact area can be had, increase to power of establishing like this, be conducive to the steadiness that crossbeam is installed; First connecting portion 5 and the second connecting portion 7 are provided with multiple through hole 6, through hole 6 can be fed through with bolt or other securing members and the first connecting portion 5 is fixedly connected with the curb girder of both sides with the second connecting portion 7, be convenient to install and use.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a beam of drawer, comprise base plate, it is characterized in that: described base plate both sides bend inwards formation first kink and the second kink, described base plate is made up of substrate, the first kink, the second kink, described first bending, substrate and the second kink set gradually and one-body molded, described first kink and substrates into intimate laminating, described second kink and substrates into intimate laminating.
2. a kind of beam of drawer according to claim 1, is characterized in that: the end face of described first kink and the second kink is that arc surfaced is arranged.
3. a kind of beam of drawer according to claim 1, is characterized in that: described base plate thickness is 2 ± 0.02mm.
4. a kind of beam of drawer according to claim 1, is characterized in that: the width ratio between described first kink and substrate and the width between the second kink and substrate are than being all arranged on 0.2 ~ 0.4.
5. a kind of beam of drawer according to claim 1, is characterized in that: the two ends of described base plate respectively under be bent to form the first connecting portion and the second connecting portion, described first connecting portion and substrate perpendicular, described second connecting portion and substrate perpendicular.
6. a kind of beam of drawer according to claim 5, is characterized in that: described first connecting portion and the second connecting portion are provided with several through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420590980.0U CN204118471U (en) | 2014-10-13 | 2014-10-13 | A kind of beam of drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420590980.0U CN204118471U (en) | 2014-10-13 | 2014-10-13 | A kind of beam of drawer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204118471U true CN204118471U (en) | 2015-01-21 |
Family
ID=52335751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420590980.0U Active CN204118471U (en) | 2014-10-13 | 2014-10-13 | A kind of beam of drawer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204118471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602406A (en) * | 2017-02-13 | 2017-04-26 | 千盛电气集团有限公司 | Column connection piece of low-voltage set switch equipment |
-
2014
- 2014-10-13 CN CN201420590980.0U patent/CN204118471U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602406A (en) * | 2017-02-13 | 2017-04-26 | 千盛电气集团有限公司 | Column connection piece of low-voltage set switch equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 650 Wenzhou Avenue, Wenzhou economic and Technological Development Zone, Zhejiang Patentee after: Zhejiang CHINT Intelligent Electric Co., Ltd. Address before: 325000 650 Wenzhou Avenue, Wenzhou economic and Technological Development Zone, Zhejiang Patentee before: Complete Equipment Manufacture Co., Ltd., Zhengtai Group |