CN209119034U - A kind of fuse box cover easy opening structure - Google Patents
A kind of fuse box cover easy opening structure Download PDFInfo
- Publication number
- CN209119034U CN209119034U CN201821833857.1U CN201821833857U CN209119034U CN 209119034 U CN209119034 U CN 209119034U CN 201821833857 U CN201821833857 U CN 201821833857U CN 209119034 U CN209119034 U CN 209119034U
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- China
- Prior art keywords
- pin shaft
- plunger
- box cover
- open hole
- fuse box
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Abstract
A kind of fuse box cover easy opening structure, including locked groove and lock pin on its interior, the lock pin includes pin shaft and plunger, the bottom surface of the plunger and outer end of pin shaft is vertical connects, the inner end of pin shaft is located at the inside of locked groove, and the diameter of plunger is greater than the diameter of pin shaft, open hole is offered in the middle part of the plunger, the width of the open hole is greater than the thickness of coin, and the cross section of the open hole is arc structure, and radian is quadrant to 3/4ths circles.The design not only opens that difficulty is lower, but also the limitation applied is smaller.
Description
Technical field
The utility model relates to a kind of fuse opening structure of box cover more particularly to a kind of fuse box cover easy opening knots
Structure reduces application limitation it is particularly applicable to reduce unlatching difficulty.
Background technique
On existing market, the open hole in vehicle fuse box lid is deep, needs using special opener, such as
Key or screwdriver deeply could wherein be opened, increase operation difficulty, limitation is larger, in addition, existing open hole shape
Shape is mostly rectangular, and hole is deep in addition, not only easily reduces the mechanical strength of fuse box cover itself, but also exterior quality is poor,
Unsightly.
Authorization Notice No. is CN205723416U, and authorized announcement date is that the utility model patent on November 23rd, 2016 discloses
A kind of external fuse box of the power battery for plug-in hybrid vehicle, the fuse box is in the power
It arranges outside battery, the fuse box includes pedestal and the upper cover that can releasably install on the base, at the bottom
It is closed with an inner space between seat and the upper cover, at least two binding posts, institute are fixedly disposed in the inner space
The one end for stating at least two binding posts is connect with the inside cable of the power battery respectively, and the other end is equipped with screw thread, and one protects
Dangerous silk will be releasably connected on the binding post via nut and screwing togather for screw thread, and the fuse is connected on described move
In the inside cable of power battery.Although the design can increase the fastness after fuse box connection, it is still required specially
Tool could open fuse box cover, and unlatching difficulty is higher, and the limitation of application is larger.
The information for disclosing the background technology part is merely intended to increase the understanding to the general background of present patent application, without
It should be considered as recognizing or implying in any form that the information constitutes existing skill already known to those of ordinary skill in the art
Art.
Summary of the invention
The purpose of the utility model is to overcome unlatching difficulty existing in the prior art, and limitation that is higher, applying is biggish
Defect and problem provide the lesser fuse box cover easy opening structure of limitation that a kind of unlatching difficulty is lower, applies.
In order to achieve the above object, the technical solution of the utility model is: a kind of fuse box cover easy opening structure,
Including locked groove and lock pin on its interior, the lock pin includes pin shaft and plunger, and the bottom surface of plunger and the outer end of pin shaft are vertical
Connection, the inner end of pin shaft is located at the inside of locked groove, and the outer wall of pin shaft is threadedly coupled with the inside of locked groove；
The diameter of the plunger is greater than the diameter of pin shaft, offers open hole in the middle part of the plunger, the open hole
Width is greater than the thickness of coin；The cross section of the open hole is arc structure, and radian is quadrant to 3/4ths
Circle.
The radian of the cross section of the open hole is semicircle.
The depth of the open hole is 5 millimeters, and width is 2 millimeters, and the radius of the circle where the cross section of open hole is 10
Millimeter.
The locked groove includes the outer end anchor ring from top to bottom set gradually, upper groove drum, intermediate anchor ring, lower groove drum, described outer
The vertical connection concordant with the top of upper groove drum of the inner end in end ring face, the bottom of upper groove drum is concordant with the intermediate outer end of anchor ring to hang down
It is direct-connected to connect, the vertical connection concordant with the top of lower groove drum of the inner end of intermediate anchor ring, radius, the pin of the inner ring of the outer end anchor ring
The radius of head, the radius of inner ring, the radius of pin shaft of centre anchor ring are sequentially reduced.
Folder is at there is interior external series gap between the outer wall of the plunger and the inner wall of upper groove drum.
The plunger is arranged lower than outer end anchor ring.
Be in contact at the top of the bottom of the lower groove drum and hollow bracket, the hollow cavity opened up in the middle part of hollow bracket it is transversal
The diameter in face is less than the diameter of the cross section of lower groove drum, and hollow cavity and the bottom extending shaft for being inserted into its inside carry out insertion cooperation, bottom
The top of extending shaft and the bottom end of pin shaft are coaxially connected, and the radius of bottom extending shaft is less than the radius of pin shaft.
The pin shaft, bottom extending shaft middle part offer a lower opening slot altogether, the top of the lower opening slot is located at pin shaft
Inside, the bottom end notch of lower opening slot intersects with the bottom surface of bottom extending shaft.
Compared with prior art, the utility model has the following beneficial effects:
1, in a kind of fuse box cover easy opening structure of the utility model, the diameter of plunger is greater than the diameter of pin shaft, makes
Obtaining plunger can be stuck in locked groove, and exposed shape is circle, and there is no the unsmooth places of protrusion, and compared to more existing
The square structure of technology, it is round more beautiful, in addition, the width for the open hole being arranged in the middle part of plunger is greater than the thickness of coin, it should
So that only needing a common coin, five jiaos or unitary can be inserted into open hole and be opened, not need special tool for design
Tool, easy to operate, the limitation that do not apply.Therefore, the utility model not only opens the limitation that difficulty is lower, applies
It is smaller, and sense of touch is smooth, good appearance.
2, in a kind of fuse box cover easy opening structure of the utility model, the cross section of open hole is arc structure, should
Design can make the edge of open hole and coin more coincide, the rotation conducive to coin to open hole, especially when the cross of open hole
The radian in section is half bowlder, better effect, in addition, reducing the depth of open hole on the basis of realizing that coin is opened, keeping away
Exempt from the deeper hole design used in the prior art for cooperation screwdriver, reduces the wind of insurance of damage silk box cover mechanical strength
Danger.Therefore, it is lower not only to open difficulty for the utility model, but also mechanical strength is higher.
3, in a kind of fuse box cover easy opening structure of the utility model, locked groove include from top to bottom set gradually it is outer
End ring face, upper groove drum, intermediate anchor ring and lower groove drum, lock pin include pin shaft and plunger, not only outer end anchor ring, upper groove drum, intermediate ring
Face, lower groove drum radius between also deposited there are unique design, and between the radius of outer end anchor ring, plunger, intermediate anchor ring, pin shaft
In corresponding Collaborative Design, purpose is provided to the realization that cooperation coin is opened, and both can ensure that the feather edge of coin can be inserted into
In open hole, and it can ensure that and be inserted into certain depth, limited without the locked groove outside by lock pin, opened to be conducive to coin rotation
Open the realization in hole.Therefore, the utility model can not only realize that coin rotates open hole, and operation is convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the A of open hole in Fig. 1 --- A direction view.
Fig. 3 is the B of open hole in Fig. 1 --- B direction view.
Fig. 4 is the cooperation schematic diagram of the open hole and half a buck in the utility model.
Fig. 5 is the cooperation schematic diagram of the open hole and unitary coin in the utility model.
In figure: coin 1, locked groove 2, outer end anchor ring 21, upper groove drum 22, intermediate anchor ring 23, lower groove drum 24, lock pin 3, pin shaft
31, plunger 32, open hole 33, interior external series gap 4, hollow bracket 5, hollow cavity 51, bottom extending shaft 6, lower opening slot 7, bottom end notch
71, fuse box cover 8.
Specific embodiment
The utility model is described in further detail below in conjunction with Detailed description of the invention and specific embodiment.
Referring to Fig. 1 to Fig. 5, a kind of fuse box cover easy opening structure, including locked groove 2 and lock pin 3 on its interior,
The lock pin 3 includes pin shaft 31 and plunger 32, and the bottom surface of plunger 32 is vertical with the outer end of pin shaft 31 to be connect, the inner end position of pin shaft 31
In the inside of locked groove 2, and the outer wall of pin shaft 31 is threadedly coupled with the inside of locked groove 2；
The diameter of the plunger 32 is greater than the diameter of pin shaft 31, and the middle part of the plunger 32 offers open hole 33, described
The width of open hole 33 is greater than the thickness of coin 1；The cross section of the open hole 33 is arc structure, and radian is a quarter
Justify to 3/4ths circles.
The radian of the cross section of the open hole 33 is semicircle.
The depth of the open hole 33 is 5 millimeters, and width is 2 millimeters, the radius of the circle where the cross section of open hole 33
It is 10 millimeters.
The locked groove 2 includes the outer end anchor ring 21 from top to bottom set gradually, upper groove drum 22, intermediate anchor ring 23, lower groove drum
24, the vertical connection concordant with the top of upper groove drum 22 of the inner end of the outer end anchor ring 21, bottom and the centre ring of upper groove drum 22
The concordant vertical connection in the outer end in face 23, the vertical connection concordant with the top of lower groove drum 24 of the inner end of intermediate anchor ring 23 are described
The radius of the inner ring of outer end anchor ring 21, the radius of plunger 32, intermediate anchor ring 23 the radius of inner ring, the radius of pin shaft 31 successively subtract
It is small.
Folder is at there is interior external series gap 4 between the outer wall of the plunger 32 and the inner wall of upper groove drum 22.
The plunger 32 is arranged lower than outer end anchor ring 21.
The bottom of the lower groove drum 24 is in contact with the top of hollow bracket 5, the hollow cavity 51 opened up in the middle part of hollow bracket 5
Cross section diameter be less than lower groove drum 24 cross section diameter, hollow cavity 51 and be inserted into its internal bottom extending shaft 6 and carry out
Insertion cooperation, the top of bottom extending shaft 6 and the bottom end of pin shaft 31 are coaxially connected, and the radius of bottom extending shaft 6 is less than pin shaft 31
Radius.
The pin shaft 31, bottom extending shaft 6 middle part offer a lower opening slot 7 altogether, the top of the lower opening slot 7 is located at
The bottom end notch 71 of the inside of pin shaft 31, lower opening slot 7 intersects with the bottom surface of bottom extending shaft 6.
A kind of application method of above-mentioned fuse box cover easy opening structure, the application method is the following steps are included: elder generation
The lower edge of coin 1 is inserted into open hole 33, after being inserted into bottom, is rotated further by coin 1, the coin 1 of rotation is through open hole
33 driving lock pins 3 rotate, until lock pin 3 is back-outed.
The coin 1 is the coin 1 of five jiaos or unitary.
The principles of the present invention are described as follows:
The structure that the fuse box cover of this motion uses arbitrary size (5 maos or 1 yuan) coin to open is not having to any tool
In the case where facilitate client to use, which is that the arc circular hole of suitable coin-size is opened on lock pin, and circle hole radius is convenient to appoint
The coin of what size is opened, and the hole depth of open hole is smaller, surface aesthetic, and convenient formation is low in cost.
Refer to " after being inserted into bottom " in the utility model: the lower edge of coin is inserted into open hole, until can not
Until insertion.
Embodiment 1:
Referring to Fig. 1 to Fig. 5, a kind of fuse box cover easy opening structure, including locked groove 2 and lock pin 3 on its interior,
The lock pin 3 includes pin shaft 31 and plunger 32, and the bottom surface of plunger 32 is vertical with the outer end of pin shaft 31 to be connect, the inner end position of pin shaft 31
In the inside of locked groove 2, and the outer wall of pin shaft 31 is threadedly coupled with the inside of locked groove 2；
The diameter of the plunger 32 is greater than the diameter of pin shaft 31, and the middle part of the plunger 32 offers open hole 33, described
The width of open hole 33 is greater than the thickness of coin 1；The cross section of the open hole 33 is arc structure, and radian is a quarter
Justify to 3/4ths circles.It is preferred that the radian of the cross section of the open hole 33 is semicircle.
A kind of application method of above-mentioned fuse box cover easy opening structure, comprising the following steps: first by the following of coin 1
Edge is inserted into open hole 33, after being inserted into bottom, is rotated further by coin 1, the coin 1 of rotation drives lock pin 3 to revolve through open hole 33
Turn, until lock pin 3 is back-outed.It is preferred that the coin 1 is the coin 1 of five jiaos or unitary.
Embodiment 2:
Basic content with embodiment 1, the difference is that:
The locked groove 2 includes the outer end anchor ring 21 from top to bottom set gradually, upper groove drum 22, intermediate anchor ring 23, lower groove drum
24, the vertical connection concordant with the top of upper groove drum 22 of the inner end of the outer end anchor ring 21, bottom and the centre ring of upper groove drum 22
The concordant vertical connection in the outer end in face 23, the vertical connection concordant with the top of lower groove drum 24 of the inner end of intermediate anchor ring 23 are described
The radius of the inner ring of outer end anchor ring 21, the radius of plunger 32, intermediate anchor ring 23 the radius of inner ring, the radius of pin shaft 31 successively subtract
It is small.
Embodiment 3:
Basic content with embodiment 2, the difference is that:
Folder is at there is interior external series gap 4 between the outer wall of the plunger 32 and the inner wall of upper groove drum 22.The plunger 32 is lower than outer
End ring face 21 is arranged.
Embodiment 4:
Basic content with embodiment 3, the difference is that:
The bottom of the lower groove drum 24 is in contact with the top of hollow bracket 5, the hollow cavity 51 opened up in the middle part of hollow bracket 5
Cross section diameter be less than lower groove drum 24 cross section diameter, hollow cavity 51 and be inserted into its internal bottom extending shaft 6 and carry out
Insertion cooperation, the top of bottom extending shaft 6 and the bottom end of pin shaft 31 are coaxially connected, and the radius of bottom extending shaft 6 is less than pin shaft 31
Radius.
Embodiment 5:
Basic content with embodiment 4, the difference is that:
The pin shaft 31, bottom extending shaft 6 middle part offer a lower opening slot 7 altogether, the top of the lower opening slot 7 is located at
The bottom end notch 71 of the inside of pin shaft 31, lower opening slot 7 intersects with the bottom surface of bottom extending shaft 6.
Claims (8)
1. a kind of fuse box cover easy opening structure, including locked groove (2) and lock pin on its interior (3), the lock pin (3)
Including pin shaft (31) and plunger (32), the bottom surface of plunger (32) is vertical with the outer end of pin shaft (31) to be connect, the inner end of pin shaft (31)
Positioned at the inside of locked groove (2), and the outer wall of pin shaft (31) is threadedly coupled with the inside of locked groove (2), it is characterised in that:
The diameter of the plunger (32) is greater than the diameter of pin shaft (31), offers open hole (33) in the middle part of the plunger (32),
The width of the open hole (33) is greater than the thickness of coin (1)；The cross section of the open hole (33) is arc structure, radian
For quadrant to 3/4ths circles.
2. a kind of fuse box cover easy opening structure according to claim 1, it is characterised in that: the open hole (33)
Cross section radian be semicircle.
3. a kind of fuse box cover easy opening structure according to claim 1 or 2, it is characterised in that: the open hole
(33) depth is 5 millimeters, and width is 2 millimeters, and the radius of the circle where the cross section of open hole (33) is 10 millimeters.
4. a kind of fuse box cover easy opening structure according to claim 1 or 2, it is characterised in that: the locked groove (2)
It is described outer including the outer end anchor ring (21), upper groove drum (22), intermediate anchor ring (23), lower groove drum (24) from top to bottom set gradually
The vertical connection concordant with the top of upper groove drum (22) of the inner end in end ring face (21), the bottom of upper groove drum (22) and intermediate anchor ring
(23) the concordant vertical connection in outer end, the vertical connection concordant with the top of lower groove drum (24) of the inner end of intermediate anchor ring (23),
Radius, the pin shaft (31) of the inner ring of the radius of the inner ring of the outer end anchor ring (21), the radius of plunger (32), centre anchor ring (23)
Radius be sequentially reduced.
5. a kind of fuse box cover easy opening structure according to claim 4, it is characterised in that: the plunger (32)
Folder is at there is interior external series gap (4) between outer wall and the inner wall of upper groove drum (22).
6. a kind of fuse box cover easy opening structure according to claim 4, it is characterised in that: the plunger (32) is low
It is arranged in outer end anchor ring (21).
7. a kind of fuse box cover easy opening structure according to claim 4, it is characterised in that: the lower groove drum (24)
Bottom and hollow bracket (5) at the top of be in contact, the diameter of the cross section of the hollow cavity (51) opened up in the middle part of hollow bracket (5)
Less than the diameter of the cross section of lower groove drum (24), hollow cavity (51) and the bottom extending shaft (6) for being inserted into its inside carry out insertion cooperation,
The top of bottom extending shaft (6) and the bottom end of pin shaft (31) are coaxially connected, and the radius of bottom extending shaft (6) is less than the half of pin shaft (31)
Diameter.
8. a kind of fuse box cover easy opening structure according to claim 7, it is characterised in that: the pin shaft (31),
The middle part of bottom extending shaft (6) offers a lower opening slot (7) altogether, and the top of the lower opening slot (7) is located at the interior of pin shaft (31)
The bottom end notch (71) in portion, lower opening slot (7) intersects with the bottom surface of bottom extending shaft (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833857.1U CN209119034U (en) | 2018-11-08 | 2018-11-08 | A kind of fuse box cover easy opening structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833857.1U CN209119034U (en) | 2018-11-08 | 2018-11-08 | A kind of fuse box cover easy opening structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209119034U true CN209119034U (en) | 2019-07-16 |
Family
ID=67204220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821833857.1U Active CN209119034U (en) | 2018-11-08 | 2018-11-08 | A kind of fuse box cover easy opening structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209119034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411310A (en) * | 2018-11-08 | 2019-03-01 | 东风商用车有限公司 | A kind of fuse box cover easy opening structure and its application method |
-
2018
- 2018-11-08 CN CN201821833857.1U patent/CN209119034U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411310A (en) * | 2018-11-08 | 2019-03-01 | 东风商用车有限公司 | A kind of fuse box cover easy opening structure and its application method |
| CN109411310B (en) * | 2018-11-08 | 2024-01-26 | 东风商用车有限公司 | Simple opening structure of fuse box cover and application method of simple opening structure |
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