CN206076823U - A kind of component that being strained and fixed of lower cover - Google Patents
A kind of component that being strained and fixed of lower cover Download PDFInfo
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- CN206076823U CN206076823U CN201621091860.1U CN201621091860U CN206076823U CN 206076823 U CN206076823 U CN 206076823U CN 201621091860 U CN201621091860 U CN 201621091860U CN 206076823 U CN206076823 U CN 206076823U
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- lower cover
- bearing pin
- side plates
- fixed
- bearing
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Abstract
This utility model discloses a kind of component that is strained and fixed of lower cover, including lower cover, rotary shaft, pull bar, the first bearing pin, lower cover is downwardly extending two side plates being oppositely arranged, it is corresponding respectively on two side plates to be provided with an arcuate groove, the two ends of the first bearing pin are limited in the arcuate groove of two side plates, rotary shaft is arranged on the first side of lower cover, and the first end of pull bar is connected with rotary shaft, and the second end of pull bar extends between two side plates and is articulated on the first bearing pin；Rotary shaft can drive the first bearing pin to move against to the first end of arcuate groove by pull bar, and lower cover is strained and fixed；Rotary shaft can also drive the first bearing pin to move to the second end of arcuate groove by pull bar, and unclamp lower cover.In one side this utility model, rotary shaft can tense lower cover by pull bar, and then can realize fixing the reliability of lower cover, safe and reliable；In another aspect this utility model, rotary shaft can also unclamp lower cover, and then ensure the smooth dismounting and assembling of lower cover.
Description
Technical field
This utility model is related to the technical field of electric equipment, more particularly to a kind of component that is strained and fixed of lower cover.
Background technology
High voltage load switch generally has epoxy pole, is provided with vacuum interrupter in epoxy pole, is to realize to epoxy pole
The sealing of post, it usually needs covered to epoxy pole using lower cover, to improve insulation effect, but the lower cover after covering is not
Firmly, there is potential safety hazard using being susceptible to drop for a long time.
Additionally, Chinese patent literature CN203312690U disclose it is a kind of with isolation, load, fusing, the combination of grounding function
Electrical equipment, in the technical scheme, three fuse support bases 101 are connected in frame 1 by three insulators 102 respectively, and three melt
The lower end of disconnected device support base 101 is respectively provided with the cutter holder being engaged with grounding switch 81, this employing insulator fix fuse and
The mode complex structure of ground connection cutter holder, can also increase height, the volume and weight of combined electrical apparatus, and assembly difficulty is big.
Utility model content
The purpose of this utility model is to provide a kind of component that is strained and fixed that reliable fixed lower cover can be carried out to lower cover.
To solve above-mentioned technical problem, this utility model provides technical scheme below：
A kind of component that is strained and fixed of lower cover, including lower cover, rotary shaft, pull bar, the first bearing pin, lower cover are downwardly extending
Two side plates being oppositely arranged, corresponding respectively on two side plates to be provided with an arcuate groove, the first bearing pin is arranged on two side plates
Between, the two ends of the first bearing pin are limited in the arcuate groove of two side plates, and the first bearing pin can enter between the two ends of arcuate groove
Row movement, lower cover have the first side and the second side being oppositely arranged, and rotary shaft is arranged on the first side of lower cover, the first end of pull bar
It is connected with rotary shaft, the second end of pull bar extends between two side plates and is articulated on the first bearing pin；
Arcuate groove has first end and the second end, and rotary shaft can drive the first bearing pin to move against to arc by pull bar
The first end of shape groove, and lower cover is strained and fixed；Rotary shaft can also drive the first bearing pin to arcuate groove by pull bar
Second end moves, and unclamps lower cover.
Further, the fulcrum bearing also including the second bearing pin and for supporting fixed fuse, the second bearing pin are arranged on two
Between individual side plate and positioned at the lower section of first bearing pin, the two ends of the second bearing pin are articulated on two side plates, and fulcrum bearing is arranged
In the second side of lower cover, fulcrum bearing upwardly extends to form two cursors integrally formed with fulcrum bearing, and two cursors are to remote
Certain angle is inclined from the direction of fulcrum bearing, two cursors are separately positioned on the outside of two side plates, two turn in fulcrum bearing
The top of swing arm is articulated in the two ends of the first bearing pin respectively, and in fulcrum bearing, the bottom of two cursors is articulated in the second bearing pin respectively
Two ends；
Move against when the first bearing pin to the first end of arcuate groove, fulcrum bearing can be rotated up to support around the second bearing pin
The position of fixed fuse；When the first bearing pin is moved to the second end of arcuate groove, fulcrum bearing can turn around the second bearing pin downwards
Move to away from the position for supporting fixed fuse.
Further, the lower cover is also downwardly extending the engagement plate of two side plates of connection, described two side plates and rank
Fishplate bar surrounds jointly one and allows bit space, and this allows the first side of bit space lid downwards to open wide.
Further, also it is used to the V shaped slab of ground connection cutter holder to be installed including one, the fulcrum bearing is arranged on the outside of engagement plate
And keep at a certain distance away between engagement plate, V shaped slab has two wooden partitions, and wooden partition is upwards between fulcrum bearing and engagement plate
Through and be fixed on the lateral wall of engagement plate, another wooden partition is passed through from the bottom of engagement plate and inclines certain angle and prolongs upwards
On the inside of the engagement plate for extending.
Further, linked into an integrated entity by support arm between the fulcrum bearing and the cursor.
Further, the rotary shaft is provided with and turns wall, and the first end of the pull bar is articulated in and turns on wall.
In one side this utility model, rotary shaft can tense lower cover by pull bar, and then can realize that the reliability to lower cover is solid
It is fixed, it is to avoid lower cover drops, it is ensured that insulation stability, it is safe and reliable；In another aspect this utility model, rotary shaft can also pine
Lower cover is opened, and then ensures the smooth dismounting and assembling of lower cover.
Description of the drawings
Fig. 1 is a kind of structure chart of the component that is strained and fixed of lower cover；
Fig. 2 is a kind of structure chart of another angle of the component that is strained and fixed of lower cover；
Fig. 3 be a kind of lower cover the component that is strained and fixed in fulcrum bearing structure chart.
Specific embodiment
It is to make purpose, technical scheme and the advantage of this utility model embodiment clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the enforcement in this utility model
Example, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art are belonged to
The scope of this utility model protection.
The component that is strained and fixed of a kind of lower cover, as depicted in figs. 1 and 2, including lower cover 38, rotary shaft 64, pull bar 71, first
Bearing pin 72, lower cover 38 are downwardly extending two side plates 384 being oppositely arranged, corresponding respectively on two side plates 384 to be provided with
One arcuate groove 3841, the first bearing pin 72 are arranged between two side plates 384, and the two ends of the first bearing pin 72 are limited in two side plates
In 384 arcuate groove 3841, the first bearing pin 72 can be moved between the two ends of arcuate groove 3841, and lower cover 38 has relative setting
The first side put and the second side, rotary shaft 64 are arranged on the first side of lower cover 38, and the first end of pull bar 71 is connected with rotary shaft 64,
Second end of pull bar 71 extends between two side plates 384 and is articulated on the first bearing pin 72；
As depicted in figs. 1 and 2, arcuate groove 3841 has first end and the second end, and rotary shaft 64 can pass through pull bar 71
Drive the first bearing pin 72 to move against to the first end of arcuate groove 3841, and lower cover 38 is strained and fixed；Rotary shaft 64
The first bearing pin 72 can also be driven to move to the second end of arcuate groove 3841 by pull bar 71, and unclamp lower cover 38.
In one side the present embodiment, rotary shaft can tense lower cover by pull bar, and then can realize fixing the reliability of lower cover,
Lower cover is avoided to drop, it is ensured that insulation stability, it is safe and reliable；Under in another aspect the present embodiment, rotary shaft can also be unclamped
Lid, and then ensure the smooth dismounting and assembling of lower cover.
On the basis of above-described embodiment, it is preferred that as depicted in figs. 1 and 2, also including the second bearing pin 73 and for supporting
The fulcrum bearing 74 of fixed fuse, the second bearing pin 73 are arranged between two side plates 384 and are located under first bearing pin 72
Side, the two ends of the second bearing pin 73 are articulated on two side plates 384, and fulcrum bearing 74 is arranged on the second side of lower cover 38, fulcrum bearing 74
Upwardly extend to be formed and 74 integrally formed two cursors 741 of fulcrum bearing, two cursors 741 are to the side away from fulcrum bearing 74
To certain angle is inclined, two cursors 741 are separately positioned on the outside of two side plates 384, two cursors in fulcrum bearing 74
741 top is articulated in the two ends of the first bearing pin 72 respectively, and in fulcrum bearing 74, the bottom of two cursors 741 is articulated in respectively
The two ends of two bearing pins 73；
As depicted in figs. 1 and 2, when the first bearing pin 72 is moved against to the first end of arcuate groove 3841,74 energy of fulcrum bearing
It is rotated up to the position for supporting fixed fuse around the second bearing pin 73；When the first bearing pin 72 enters to the second end of arcuate groove 3841
Row movement, fulcrum bearing 74 can be swung down to away from the position for supporting fixed fuse around the second bearing pin 73.
Specifically, as depicted in figs. 1 and 2, rotary shaft 64 can drive the first bearing pin 72 to move against to arc by pull bar 71
The first end of shape groove 3841, and lower cover 38 is strained and fixed, while fulcrum bearing 74 can be rotated up around the second bearing pin 73
To the position for supporting fixed fuse；Rotary shaft 64 can also drive the first bearing pin 72 to the second of arcuate groove 3841 by pull bar 71
End moves, and unclamps lower cover 38, while fulcrum bearing 74 can be swung down to around the second bearing pin 73 fixes fusing away from supporting
The position of device.
In the present embodiment, fulcrum bearing is connected directly between on lower lid by the first bearing pin and the second bearing pin, it is not necessary to separately fixed
It is connected in frame, simple structure, structure can be simplified, and make overall structure more compact, and then the volume of switch cubicle can be reduced.
In one side the present embodiment, rotary shaft drives the first bearing pin to move against to the first end of arcuate groove by pull bar
When, lower cover can not only be strained and fixed, moreover it is possible to while making fulcrum bearing be rotated up fusing fixed to support around the second bearing pin
The position of device, plays a part of to support fixed fuse then；In another aspect the present embodiment, rotary shaft can be driven by pull bar
First bearing pin to the second end of arcuate groove move when, lower cover can not only be unclamped, moreover it is possible to while making fulcrum bearing around the second bearing pin
It is swung down to away from the position for supporting fixed fuse, and then is easy to the dismounting and assembling of fuse.
On the basis of above-described embodiment, it is preferred that as depicted in figs. 1 and 2, the also company of being downwardly extending of the lower cover 38
Connect the engagement plate 385 of two side plates 384, described two side plates 384 and engagement plate 385 surround jointly one and allow bit space 386, and this allows
Bit space 386 is opened wide to the first side of lower cover 38.
In the present embodiment, the first bearing pin move in bit space allowing, the present embodiment by arranging engagement plate, one
Aspect can be used in installing fixed lower molten card, it is lower it is molten block for supporting fuse, on the other hand can be used in the ground connection that is connected
Cutter holder, so as to realize carrying out multiple utilization to lower cover, further simplifies lower molten card and is grounded the attachment structure of cutter holder, reduce switch
Cabinet is accumulated, and is conducive to the miniaturization of switch cubicle.
On the basis of above-described embodiment, it is preferred that as depicted in figs. 1 and 2, also it is used to ground connection cutter holder to be installed including one
V shaped slab 387, the fulcrum bearing 74 are arranged on the outside of engagement plate 385 and are kept at a certain distance away between engagement plate 385, V shaped slab
387 have two wooden partitions, and wooden partition is passed through between fulcrum bearing 74 and engagement plate 385 upwards and is fixed on engagement plate 385
On lateral wall, another wooden partition is from the engagement plate 385 that the bottom of engagement plate 385 passes through and incline certain angle to extend upwardly to
Side, another wooden partition are used to install dead earth cutter holder, it should be noted that the inner side of engagement plate 385 refers to engagement plate 385
Positioned at allowing the side of bit space 386, the outside of engagement plate 385 refers to engagement plate 385 away from allowing the side of bit space 386.
On the basis of above-described embodiment, it is preferred that as shown in figure 3, between the fulcrum bearing 74 and the cursor 741
Linked into an integrated entity by support arm 742.
On the basis of above-described embodiment, it is preferred that as shown in Fig. 2 the rotary shaft 64 is provided with turns wall 75, the drawing
The first end of bar 71 is articulated in and turns on wall 75.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type.
Claims (6)
1. the component that is strained and fixed of a kind of lower cover, it is characterised in that including lower cover, rotary shaft, pull bar, the first bearing pin, lower cover to
Lower extension forms two side plates being oppositely arranged, and corresponding respectively on two side plates to be provided with an arcuate groove, the first bearing pin is arranged
Between two side plates, the two ends of the first bearing pin are limited in the arcuate groove of two side plates, and the first bearing pin can be in arcuate groove
Move between two ends, lower cover has the first side and the second side being oppositely arranged, rotary shaft is arranged on the first side of lower cover, draws
The first end of bar is connected with rotary shaft, and the second end of pull bar extends between two side plates and is articulated on the first bearing pin；
Arcuate groove has first end and the second end, and rotary shaft can drive the first bearing pin to move against to arcuate groove by pull bar
First end, and lower cover is strained and fixed；Rotary shaft can also drive the first bearing pin to arcuate groove second by pull bar
End moves, and unclamps lower cover.
2. the component that is strained and fixed of a kind of lower cover according to claim 1, it is characterised in that also including the second bearing pin and use
In the fulcrum bearing for supporting fixed fuse, the second bearing pin is arranged between two side plates and is located at the lower section of first bearing pin,
The two ends of the second bearing pin are articulated on two side plates, and fulcrum bearing is arranged on the second side of lower cover, fulcrum bearing upwardly extend to be formed with
Integrally formed two cursors of fulcrum bearing, two cursors incline certain angle, two rotations to the direction away from fulcrum bearing
Arm is separately positioned on the outside of two side plates, and in fulcrum bearing, the top of two cursors is articulated in the two ends of the first bearing pin respectively,
In fulcrum bearing, the bottom of two cursors is articulated in the two ends of the second bearing pin respectively；
Move against when the first bearing pin to the first end of arcuate groove, fulcrum bearing can be rotated up to support fixing around the second bearing pin
The position of fuse；When the first bearing pin is moved to the second end of arcuate groove, fulcrum bearing can be swung down to around the second bearing pin
Away from the position for supporting fixed fuse.
3. the component that is strained and fixed of a kind of lower cover according to claim 2, it is characterised in that the lower cover is also extended downwardly
Form the engagement plate of two side plates of connection, described two side plates and engagement plate surround jointly one and allow bit space, this allow bit space to
First side of lower cover is opened wide.
4. the component that is strained and fixed of a kind of lower cover according to claim 3, it is characterised in that also connect for installing including
The V shaped slab of ground cutter holder, the fulcrum bearing are arranged on the outside of engagement plate and are kept at a certain distance away between engagement plate, V shaped slab tool
There are two wooden partitions, a wooden partition between fulcrum bearing and engagement plate is passed through and is fixed on the lateral wall of engagement plate upwards, another
Individual wooden partition is from the inside of the engagement plate that the bottom of engagement plate passes through and incline certain angle to extend upwardly to.
5. the component that is strained and fixed of a kind of lower cover according to claim 2, it is characterised in that the fulcrum bearing with described turn
Linked into an integrated entity by support arm between swing arm.
6. the component that is strained and fixed of a kind of lower cover according to claim 1, it is characterised in that the rotary shaft is provided with and turns
Wall, the first end of the pull bar are articulated in and turn on wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091860.1U CN206076823U (en) | 2016-09-29 | 2016-09-29 | A kind of component that being strained and fixed of lower cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091860.1U CN206076823U (en) | 2016-09-29 | 2016-09-29 | A kind of component that being strained and fixed of lower cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206076823U true CN206076823U (en) | 2017-04-05 |
Family
ID=58439386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621091860.1U Active CN206076823U (en) | 2016-09-29 | 2016-09-29 | A kind of component that being strained and fixed of lower cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206076823U (en) |
-
2016
- 2016-09-29 CN CN201621091860.1U patent/CN206076823U/en active Active
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