CN208093958U - A kind of C profile connection structure and switch combination cabinet - Google Patents
A kind of C profile connection structure and switch combination cabinet Download PDFInfo
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- CN208093958U CN208093958U CN201820687464.8U CN201820687464U CN208093958U CN 208093958 U CN208093958 U CN 208093958U CN 201820687464 U CN201820687464 U CN 201820687464U CN 208093958 U CN208093958 U CN 208093958U
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Abstract
The utility model is related to a kind of C profile connection structure and switch combination cabinets.C profile connection structure includes two C profiles that opening is disposed opposite to each other, further include attaching nut and the connection bolt for being fixedly connected with two C profiles, the mounting hole passed through for connection bolt is equipped in two C profiles, mounting hole is oppositely arranged with the opening of corresponding C profile, the nut of attaching nut and connection bolt is respectively in the cavity of two C profiles, and attaching nut is upper concordant with plane where corresponding C profile opening respectively backwards to the lateral surface of mounting hole on the lateral surface and nut of mounting hole.Attaching nut's is concordantly easy to help with plane where corresponding C profile opening respectively on the lateral surface and nut of mounting hole backwards to the lateral surface of mounting hole, is not easy to fall.
Description
Technical field
The utility model is related to a kind of C profile connection structure and switch combination cabinets.
Background technology
In electric power power transmission and transformation system, middle-low voltage switch cabinet is a kind of important cabinet type, and such switch cabinet body generally uses
Standard sections are assembled, and because standard sections are designed with corresponding hole, the connection that can meet all directions is needed by big
The application of amount, wherein C profile are exactly one of which, and C profile is provided with strip opening, have a cross section at C-shaped, in C profile
Equipped with for and cabinet and cabinet hole.
The utility model patent that Authorization Notice No. is CN203387068U, authorized announcement date is 2014.01.08 is in background skill
A kind of and cabinet connection structure has been recorded in art, should simultaneously cabinet directly have been connect two C profiles with nut by hexagon socket head cap screw,
When cabinet is carried out with cabinet and cabinet is constructed, since the opening of C profile is small, the tools such as conventional open spanner are very inconvenient to stretch into c-type
Hex nut is fastened inside material, and hex nut is easy to fall into inside C profile, it has not been convenient to take out, make production erecting bed
And cabinet connection construction is difficult.So when carrying out and cabinet is constructed, usually in the two C profiles opening position for needing progress and cabinet construction
Rectangular link block is respectively set in the place of setting, and bolt passes through two rectangular link blocks to carry out simultaneously cabinet in C profile and cabinet hole.
But in practical application, due to the needs of function, it is sometimes desirable to be completed at the same time several connections, example a position
Such as in two cabinet bodies and cabinet, when hinge being housed equipped with door lock, the other side on the switchgear of side, it can not carry out and cabinet is constructed, because
It is occupied by door lock or other devices for corresponding position, rectangular link block can not be set, caused part and cabinet bolt can not
Installation, switchgear not with respective numbers and cabinet be bolted, gap is just had between switch cabinet, causes and cabinet integrally surpasses
Difference can not only influence presentation quality, can also cause busbar connection error, the degree of protection problems such as not enough.In conclusion existing
There is the C profile connection structure in technology due to being arranged on the outside of C profile, there is connection components to need to be mounted on c-type with other
Device at material is leading to the problem of conflict or since the C profile smaller connection structure that is open is not easy to install.
Utility model content
The purpose of this utility model is to provide a kind of C profile connection structures, to solve connection component in the prior art
The device being mounted at C profile is needed to conflict in generation or since the smaller connection structure of C profile opening is not easy to install with other
Problem；The purpose of this utility model, which also resides in, provides a kind of switch combination cabinet.
To achieve the above object, the technical solution of the C profile connection structure of the utility model is：
C profile connection structure, including two C profiles being disposed opposite to each other that are open, further include the connection spiral shell for being fixedly connected with two C profiles
Female and connection bolt is equipped with the mounting hole passed through for connection bolt, the opening phase of mounting hole and corresponding C profile in two C profiles
To setting, the nut of attaching nut and connection bolt is respectively in the cavity of two C profiles, and attaching nut is upper backwards to mounting hole
Lateral surface and nut on backwards to mounting hole lateral surface respectively with corresponding C profile be open where plane it is concordant.
The advantageous effect of the C profile connection structure of the utility model is：Compared to the prior art, the company in the utility model
Connecting bolt and attaching nut on the lateral surface and nut of mounting hole backwards to the lateral surface of mounting hole respectively with corresponding C profile
Plane where opening is concordant.Installation tool need not stretch into inside C profile again when installation, the outside of the mounting hole backwards of attaching nut
Concordantly it is easy to help with plane where corresponding C profile opening respectively backwards to the lateral surface of mounting hole on face and nut, is not easy to
It falls, and connects bolt and attaching nut inside C profile, the device being mounted in C profile will not be needed to generate with other
Conflict solves connection component in the prior art and needs the device being mounted at C profile to conflict or due to c-type in generation with other
The smaller connection structure of material opening problem not easy to install.
Further, for the ease of the positioning of attaching nut and C profile mounting hole, towards mounting hole on the attaching nut
Medial surface be equipped with positioning protrusion, for accommodating the C profile of attaching nut and positioning protrusion location fit, positioning protrusion and C
After the cooperation positioning of proximate matter location hole, threaded hole is and C profile mounting hole location matches.
Further, it installs smooth for the ease of connection bolt, is equipped in two C profiles and positioning convex platform location fit
So that two C profiles are with the positioning convex platform location fit, connection bolt installs smooth location hole.
Further, for positioning protrusion accurate positioning, the positioning protrusion is truncated cone-shaped protrusion, truncated cone-shaped protrusion with it is fixed
Position hole shape matches, and positioning is more acurrate.
Further, in order to make attaching nut and C profile forced area bigger, the section of the attaching nut is in strip
Shape, the stability of connection can be increased by increasing forced area, reduce the deformation of C profile and attaching nut.
Further, it is connected and fixed for the ease of connection bolt and attaching nut, the attaching nut is open with C profile
Rotation stop coordinates, and when installation need to only screw connection bolt.
Further, in order to make connection bolt and C profile forced area bigger, the nut of the connection bolt is equipped with edge
The nut boss that connection bolt radially extends, the stability of connection can be increased by increasing forced area, reduced C profile and connect bolt
Deformation.
Further, for the ease of screwing coupling nut, the nut of the connection bolt is the counterbore spiral shell with handle hole
Cap can easily screw coupling nut by counterbore.
To achieve the above object, the technical solution of the switch combination cabinet of the utility model is：
Switch combination cabinet, including at least two switchgears, adjacent switchgear junction are equipped with for connecting adjacent switch
The C profile connection structure of cabinet, C profile connection structure include two C profiles that opening is disposed opposite to each other, and C profile connection structure further includes
It is fixedly connected with attaching nut and the connection bolt of two C profiles, C profile is equipped with passed through for connection bolt and cabinet hole, connects spiral shell
Female and connection bolt nut is respectively in the cavity of two C profiles, the upper lateral surface and spiral shell backwards to simultaneously cabinet hole of attaching nut
Plane where lateral surface on cap backwards to simultaneously cabinet hole is open with corresponding C profile respectively is concordant.
The advantageous effect of the switch combination cabinet of the utility model is：Compared to the prior art, the connection in the utility model
The lateral surface of bolt and attaching nut backwards to simultaneously cabinet hole on the simultaneously lateral surface and nut in cabinet hole is opened with corresponding C profile respectively
Plane where mouthful is concordant.Installation tool need not stretch into inside C profile again when installation, the lateral surface backwards to simultaneously cabinet hole of attaching nut
With on nut backwards to and cabinet hole lateral surface respectively with plane is concordant is easy to help where corresponding C profile opening, be not easy to
It falls, and connects bolt and attaching nut inside C profile, the device being mounted in C profile will not be needed to generate punching with other
It is prominent, it solves connection component in the prior art and needs the device being mounted at C profile to conflict or due to C profile in generation with other
The smaller connection structure of opening problem not easy to install.
Further, for the ease of the positioning in attaching nut and C profile and cabinet hole, towards location hole on the attaching nut
Medial surface be equipped with positioning protrusion, for accommodating the C profile of attaching nut and positioning protrusion location fit, positioning protrusion and C
After the cooperation positioning of proximate matter location hole, threaded hole is matched with C profile and cabinet hole site.
Further, it installs smooth for the ease of connection bolt, is equipped in two C profiles and positioning convex platform location fit
So that two C profiles and cabinet hole are with the positioning convex platform location fit, connection bolt installs smooth location hole.
Further, for positioning protrusion accurate positioning, the positioning protrusion is truncated cone-shaped protrusion, truncated cone-shaped protrusion with simultaneously
Cabinet hole shape matches, and positioning is more acurrate.
Further, in order to make attaching nut and C profile forced area bigger, the section of the attaching nut is in strip
Shape, the stability of connection can be increased by increasing forced area, reduce the deformation of C profile and attaching nut.
Further, it is connected and fixed for the ease of connection bolt and attaching nut, the attaching nut is open with C profile
Rotation stop coordinates, and when installation need to only screw connection bolt.
Further, in order to make connection bolt and C profile forced area bigger, the nut of the connection bolt is equipped with edge
The nut boss of strip that connection bolt radially extends, the stability of connection can be increased by increasing forced area, reduce C profile with
Connect the deformation of bolt.
Further, for the ease of screwing coupling nut, the nut of the connection bolt is the counterbore spiral shell with handle hole
Cap can easily screw coupling nut by counterbore.
Further, for the ease of installation, attaching nut's threaded hole and positioning protrusion spacing and simultaneously between cabinet hole
Spacing is identical, can be directly using simultaneously cabinet hole as location hole.
Description of the drawings
Fig. 1 is the front view of 1 attaching nut of specific embodiment of the switch combination cabinet of the utility model；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the vertical view of Fig. 1；
Fig. 4 is that the specific embodiment 1 of the switch combination cabinet of the utility model connects the front view of bolt；
Fig. 5 is the side view of Fig. 4；
Fig. 6 is the vertical view of Fig. 4；
Fig. 7 is the structural schematic diagram after the specific embodiment 1 of the switch combination cabinet of the utility model is installed；
Fig. 8 is the structural schematic diagram of another angle after the specific embodiment 1 of the switch combination cabinet of the utility model is installed；
In figure：1, attaching nut；2, bolt is connected；3, positioning protrusion；4, threaded hole；5, nut boss；6, stud；7, it sinks
Hole；8, C profile.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of the switch combination cabinet of the utility model, as shown in Figures 1 to 8, switch combination cabinet include at least
Two switchgears, adjacent switchgear junction are equipped with the C profile connection structure for connecting adjacent switch cabinet, C profile connection
Structure includes two C profiles that opening is disposed opposite to each other, and further includes attaching nut 1 and the connection bolt 2 for being fixedly connected with two C profiles.C-type
Material 8 is equipped with for simultaneously cabinet and cabinet hole, and attaching nut 1 is in the C profile that two needs are attached respectively with bolt 2 is connect
In 8 cavities.Attaching nut 1 is equipped with threaded hole 4, and connection bolt 2 is equipped with the spiral shell to match with the threaded hole 4 of attaching nut 1
Column 6, connection bolt 2 stud 6 pass through and cabinet hole and by screw connection bolt 2 make attaching nut 1 and connect bolt 2 clamping two
Plane where C profile 8 and cabinet hole makes two C profiles 8 connect.
As shown in fig. 7, for the ease of installation connection bolt and attaching nut, the upper lateral surface backwards to simultaneously cabinet hole of attaching nut
It is concordant with plane where corresponding C profile opening respectively backwards to the lateral surface in simultaneously cabinet hole on nut.Installation tool is not when installation
It must stretch into inside C profile again, the lateral surface on the simultaneously lateral surface and nut in cabinet hole backwards to simultaneously cabinet hole of attaching nut is distinguished
Plane where being open with corresponding C profile is concordantly easy to help, and is not easy to fall, and connects bolt 2 with attaching nut 1 in C
Inside proximate matter, the device being mounted in C profile generation will not be needed to conflict with other.
As shown in Fig. 2, for the ease of the positioning in attaching nut and C profile and cabinet hole, towards simultaneously cabinet hole on attaching nut 1
Medial surface is equipped with positioning protrusion 3, and spacing of the attaching nut's threaded hole 4 with the spacing of positioning protrusion 3 and simultaneously between cabinet hole is identical,
Positioning protrusion 3 be inserted into two C profiles 8 and cabinet hole threaded hole i.e. two C profiles with the positioning convex platform location fit.In order to
Reduce the error between 1 threaded hole 4 of attaching nut and C profile 8 and cabinet hole, in the present embodiment, positioning protrusion 3 be diameter with and cabinet
The equal truncated cone-shaped protrusion of bore dia, truncated cone-shaped protrusion can stretch in C profile 8 and cabinet hole will not freely activity, threaded hole 4 with
And error is smaller between cabinet hole, is easy cooperation.In other embodiments, protrusion can also be other shapes, for example, cross,
Bar shaped.
For the ease of being connected and fixed for connection bolt 2 and attaching nut 1,1 width of attaching nut is equal with 8 width of C profile,
And after the positioning protrusion 3 of attaching nut 1 is inserted into C profile 8 and cabinet hole, attaching nut 1 opens backwards to the face of positioning protrusion 3 with C profile 8
Flush with outer surface where mouthful, the rotation of attaching nut 1 can be open block by C-channel, i.e. attaching nut and the C profile rotation stop that is open is matched
It closes, when installation need to only screw connection bolt.
As shown in figure 5, for the ease of attaching nut 1 with connect 2 stable connection of bolt, connection 2 nut of bolt is close to stud 6
The nut boss 5 of strip that is radially extended along connection bolt of part, the nut boss 5 of strip can be open from C profile 8
Place enters along opening extending direction, and compared to the boss of other shapes, strip nut boss 5 and 8 contact area of C profile are more
Greatly, connection is more stablized.In other embodiments, the part that nut boss only leans on head diameter to be more than stud can not also be set
C profile is clamped or nut boss is set as other shapes.
As shown in Fig. 2, for the ease of screwing coupling nut, the nut of the connection bolt 2 is the counterbore with handle hole
Nut can easily screw coupling nut by counterbore.In the present embodiment, counterbore 7 is regular hexagon, can be made with six sides cooperation
Bolt 2 is connected to rotate.In other embodiments, it is hexagon shape or other shapes that nut, which may be set to be outer wall,.
When carrying out simultaneously cabinet construction, two switchgear C profiles 8 are aligned, are first put into attaching nut 1 from 8 opening of C profile
In C profile 8, positioning protrusion 3 and C profile 8 are positioned, stretched into from another 8 opening of C profile 2 stud 6 of bolt will be connected,
1 threaded hole 4 of attaching nut of and cabinet hole corresponding with 1 threaded hole 4 of attaching nut and the other side coordinates in C profile 8.Peace
Dress process is simple and convenient, and due to attaching nut 1 be equipped with positioning protrusion 3, be not easy to fall, after installation attaching nut 1 with connect
Bolt 2 does not protrude C profile 8, and the device that will not be installed in C profile 8 with other clashes.
Above-described embodiment is the optimum embodiment of the utility model, in other embodiments can be as needed to shape shadow knot
Structure is simplified or is adjusted.
The specific embodiment 2 of the switch combination cabinet of the utility model has carried out phase in the present embodiment to C profile connection structure
The simplification answered.Switch combination cabinet, including at least two switchgears, adjacent switchgear junction are equipped with for connecting adjacent switch
The C profile connection structure of cabinet, C profile connection structure include two C profiles that opening is disposed opposite to each other, it is characterised in that：C profile connects
Structure further includes being fixedly connected with attaching nut and the connection bolt of two C profiles, and C profile is equipped with passed through for connection bolt and cabinet
The nut of hole, attaching nut and connection bolt is respectively in the cavity of two C profiles, and attaching nut is upper backwards to the outer of simultaneously cabinet hole
Plane where lateral surface on side and nut backwards to simultaneously cabinet hole is open with corresponding C profile respectively is concordant.
The specific embodiment 3 of the switch combination cabinet of the utility model is as advanced optimizing to specific embodiment 2
Convenient for the positioning of attaching nut and C profile and cabinet hole, the attaching nut it is upper towards and the medial surface in cabinet hole be equipped with positioning
Protrusion, the C profile for accommodating attaching nut and positioning protrusion location fit, positioning protrusion are positioned with the cooperation of C profile location hole
Afterwards, threaded hole is matched with C profile and cabinet hole site.In other embodiments, positioning protrusion can not also be set, moved up and down
Attaching nut is attached the matching of nut and simultaneously cabinet hole.
The specific embodiment 4 of the switch combination cabinet of the utility model is as advanced optimizing to specific embodiment 3
Installed convenient for connection bolt it is smooth, be equipped in two C profiles with the location hole of positioning convex platform location fit so that two C profiles simultaneously
With the positioning convex platform location fit, connection bolt installs smooth in cabinet hole.It in other embodiments, can also be only in the company of receiving
Location hole used for positioning is opened up in the C profile of connecting bolt.
The specific embodiment 5 of the switch combination cabinet of the utility model is advanced optimized as to specific embodiment 3 or 4,
For positioning protrusion accurate positioning, the positioning protrusion is truncated cone-shaped protrusion, and truncated cone-shaped protrusion matches with simultaneously cabinet hole shape, fixed
Position is more acurrate.
The specific embodiment 6 of the switch combination cabinet of the utility model, as to specific embodiment 2 or 3 or 4 it is further excellent
Change, in order to make attaching nut and C profile forced area bigger, the section of the attaching nut is elongated, increases forced area
The stability that connection can be increased, reduces the deformation of C profile and attaching nut.In other embodiments, attaching nut may be
Other shapes, such as rectangular can also increase the stability of connection by increasing gasket, reduce C profile and attaching nut
Deformation.
The specific embodiment 7 of the switch combination cabinet of the utility model, as to specific embodiment 2 or 3 or 4 it is further excellent
Change, is connected and fixed for the ease of connection bolt and attaching nut, the attaching nut and C profile opening rotation stop cooperation, installation
When need to only screw connection bolt.In other embodiments, connection bolt and C profile rotation stop can also be coordinated, the company of screwing
Connected nut is attached.
The specific embodiment 8 of the switch combination cabinet of the utility model, as to specific embodiment 2 or 3 or 4 it is further excellent
Change, in order to make connection bolt and C profile forced area bigger, the nut of the connection bolt is equipped with radially to be prolonged along connection bolt
The nut boss for the strip stretched, the stability of connection, reduction C profile and the change for connecting bolt can be increased by increasing forced area
Shape.In other embodiments, it can also increase the stability of connection by gasket is arranged, reduce C profile and connect bolt
Deformation.
The specific embodiment 9 of the switch combination cabinet of the utility model, as to specific embodiment 2 or 3 or 4 it is further excellent
Change, for the ease of screwing coupling nut, the nut of the connection bolt is the counterbore nut with handle hole, can be with by counterbore
Easily screw coupling nut.It in other embodiments, can also be by nut as the nut that shape is hexagon.
The specific embodiment 10 of the switch combination cabinet of the utility model, as to specific embodiment 3 or 4 it is further excellent
Change, for the ease of installation, spacing of the attaching nut's threaded hole with positioning protrusion spacing and simultaneously between cabinet hole is identical.At other
In embodiment, attaching nut's threaded hole and positioning protrusion spacing and simultaneously the spacing between cabinet hole can also be different, then voluntarily process
Required through-hole.
In the specific embodiment of the C profile connection structure of the utility model, the present embodiment and above-mentioned specific embodiment 1-10
The C profile connection structure structure of any one is identical, repeats no more.The C profile connection structure of the utility model can also be used in
Other are needed in the occasion of connection C profile.
Claims (17)
1.C sectional material connection structures, including two C profiles being disposed opposite to each other that are open, it is characterised in that：Further include being fixedly connected with two c-types
The attaching nut of material and connection bolt are equipped with the mounting hole passed through for connection bolt, mounting hole and corresponding c-type in two C profiles
The opening of material is oppositely arranged, and the nut of attaching nut and connection bolt is respectively in the cavity of two C profiles, on attaching nut
It is flat with plane where corresponding C profile opening respectively backwards to the lateral surface of mounting hole on the lateral surface and nut of mounting hole
Together.
2. C profile connection structure according to claim 1, it is characterised in that：Towards mounting hole on the attaching nut
Medial surface is equipped with positioning protrusion, the C profile for accommodating attaching nut and positioning protrusion location fit.
3. C profile connection structure according to claim 2, it is characterised in that：It is fixed with positioning convex platform to be equipped in two C profiles
Position cooperation location hole so that two C profiles with the positioning convex platform location fit.
4. C profile connection structure according to claim 2 or 3, it is characterised in that：The positioning protrusion is that truncated cone-shaped is convex
It rises.
5. C profile connection structure according to claim 1 or 2 or 3, it is characterised in that：The section of the attaching nut is in
Strip.
6. C profile connection structure according to claim 1 or 2 or 3, it is characterised in that：The attaching nut opens with C profile
Mouth rotation stop cooperation.
7. C profile connection structure according to claim 1 or 2 or 3, it is characterised in that：On the nut of the connection bolt
Equipped with the nut boss radially extended along connection bolt.
8. C profile connection structure according to claim 1 or 2 or 3, it is characterised in that：It is described connection bolt nut be
Counterbore nut with handle hole.
9. switch combination cabinet, including at least two switchgears, adjacent switchgear junction is equipped with for connecting adjacent switch cabinet
C profile connection structure, C profile connection structure includes two C profiles that are disposed opposite to each other of opening, it is characterised in that：C profile connection knot
Structure further includes attaching nut and the connection bolt for being fixedly connected with two C profiles, and C profile is equipped with passed through for connection bolt and cabinet
The nut of hole, attaching nut and connection bolt is respectively in the cavity of two C profiles, and attaching nut is upper backwards to the outer of simultaneously cabinet hole
Plane where lateral surface on side and nut backwards to simultaneously cabinet hole is open with corresponding C profile respectively is concordant.
10. switch combination cabinet according to claim 9, it is characterised in that：The attaching nut is upper towards the interior of simultaneously cabinet hole
Side is equipped with positioning protrusion, the C profile for accommodating attaching nut and positioning protrusion location fit.
11. switch combination cabinet according to claim 10, it is characterised in that：It is fixed with positioning convex platform to be equipped in two C profiles
Position cooperation location hole so that two C profiles with the positioning convex platform location fit.
12. the switch combination cabinet according to claim 10 or 11, it is characterised in that：The positioning protrusion is that truncated cone-shaped is convex
It rises.
13. according to the switch combination cabinet described in claim 9 or 10 or 11, it is characterised in that：The section of the attaching nut is in
Strip.
14. according to the switch combination cabinet described in claim 9 or 10 or 11, it is characterised in that：The attaching nut opens with C profile
Mouth rotation stop cooperation.
15. according to the switch combination cabinet described in claim 9 or 10 or 11, it is characterised in that：On the nut of the connection bolt
Nut boss equipped with the strip radially extended along connection bolt.
16. according to the switch combination cabinet described in claim 9 or 10 or 11, it is characterised in that：It is described connection bolt nut be
Counterbore nut with handle hole.
17. the switch combination cabinet according to claim 10 or 11, it is characterised in that：Attaching nut's threaded hole and positioning
Spacing between raised spacing and simultaneously cabinet hole is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820687464.8U CN208093958U (en) | 2018-05-09 | 2018-05-09 | A kind of C profile connection structure and switch combination cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820687464.8U CN208093958U (en) | 2018-05-09 | 2018-05-09 | A kind of C profile connection structure and switch combination cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208093958U true CN208093958U (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820687464.8U Active CN208093958U (en) | 2018-05-09 | 2018-05-09 | A kind of C profile connection structure and switch combination cabinet |
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| Country | Link |
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| CN (1) | CN208093958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551081A (en) * | 2018-05-09 | 2018-09-18 | 河南森源电气股份有限公司 | C profile connection structure and switch combination cabinet |
-
2018
- 2018-05-09 CN CN201820687464.8U patent/CN208093958U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551081A (en) * | 2018-05-09 | 2018-09-18 | 河南森源电气股份有限公司 | C profile connection structure and switch combination cabinet |
| CN108551081B (en) * | 2018-05-09 | 2024-03-26 | 河南森源电气股份有限公司 | C section bar connection structure and switch combination cabinet |
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