CN216468249U - Double-safety folder - Google Patents
Double-safety folder Download PDFInfo
- Publication number
- CN216468249U CN216468249U CN202122574893.9U CN202122574893U CN216468249U CN 216468249 U CN216468249 U CN 216468249U CN 202122574893 U CN202122574893 U CN 202122574893U CN 216468249 U CN216468249 U CN 216468249U
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- safety
- seat
- locking
- double
- folding
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- 230000007246 mechanism Effects 0.000 claims description 56
- 230000009977 dual effect Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of folders, and particularly relates to a double-insurance folder, which comprises: the foldable upper seat is convexly provided with a locking clamping seat; the lower folding seat is hinged with the upper folding seat through a folding main shaft; the lower end of the double-safety locking device is hinged to the lower folding seat, and the double-safety locking device is matched with the locking clamping seat to realize locking or unlocking between the upper folding seat and the lower folding seat; and the first end of the connecting rod piece is hinged to the locking clamping seat, and the second end of the connecting rod piece is hinged to the upper end of the double-safety locking device, so that the folding upper seat, the folding lower seat and the double-safety locking device are connected. The double-safety locking device adopted by the utility model has the function of double safety, and is doubly locked on the locking clamping seat, so that the folder is effectively prevented from being accidentally disengaged, certain potential safety hazard is eliminated, the double-safety locking device is suitable for long-time use, and the double-safety locking device has better popularization and application prospects.
Description
Technical Field
The utility model belongs to the technical field of folders, and particularly relates to a double-safety folder.
Background
Along with people's standard of living's improvement, also more and more high to the requirement of space utilization, for convenient taking in scooter, bicycle and electric motor car, install the scray on its automobile body, fold through the scray with girder, frame etc. and reduce the shared space of automobile body, conveniently accomodate and deposit. However, the folder on the market is only provided with the locking safety mechanism, so that the connection structure of the folder is not firm, the folding handle is easy to loosen and support, when the locking safety mechanism is accidentally opened, hidden dangers are easily caused to the safety of a user, and the folder is not suitable for long-time use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-safety folder, and aims to solve the technical problems that a folder in the prior art only has a locking safety mechanism, is not firm in connection structure and is easy to cause hidden danger to the safety of a user.
To achieve the above object, an embodiment of the present invention provides a dual fail-safe folder, including:
the foldable upper seat is convexly provided with a locking clamping seat;
the folding lower seat is hinged with the folding upper seat through a folding main shaft;
the lower end of the double-safety locking device is hinged to the lower folding seat, and the double-safety locking device is matched with the locking clamping seat to realize locking or unlocking between the upper folding seat and the lower folding seat;
and the first end of the connecting rod piece is hinged to the locking clamping seat, and the second end of the connecting rod piece is hinged to the upper end of the double-safety locking device, so that the folding upper seat, the folding lower seat and the double-safety locking device are connected.
Optionally, the double safety catch device comprises:
the lower end of the adjustable wrench part is hinged to the lower folding seat through a turnover main shaft;
the primary safety locking mechanism penetrates through the overturning main shaft and keeps inward clamping force all the time;
the second-stage safety locking mechanism is arranged at the upper end of the adjustable spanner piece in a sliding mode, and meanwhile the second-stage safety locking mechanism always keeps downward clamping force;
when the double-safety locking device is matched and connected with the locking clamping seat, the first-level safety locking mechanism and the second-level safety locking mechanism are hooked on the locking clamping seat simultaneously.
Optionally, the primary safety locking mechanism comprises a primary safety locking arm and a first return spring; the first-stage safety buckle arm penetrates through the overturning main shaft and can rotate around the overturning main shaft, and a first clamping hook capable of hooking the locking clamping seat is formed at the upper end of the first-stage safety buckle arm; one end of the first reset spring is abutted against the lower folding seat, and the other end of the first reset spring is abutted against the first-stage safety buckle arm so as to push the first-stage safety buckle arm to keep the trend of inward reset.
Optionally, the lower end of the primary safety catch arm extends outwards to form an unlocking push arm for abutting against the adjustable wrench piece; during unlocking, the movable wrench part is driven by external force to abut against the unlocking push arm, the first-stage safety catch arm overturns, and meanwhile, the first clamping hook is separated from the locking clamping seat.
Optionally, the secondary safety locking mechanism comprises a secondary safety locking arm and a second return spring; the second-stage safety buckle arm is arranged at the upper end of the adjustable spanner piece in a sliding manner, and a second clamping hook capable of hooking the upper edge of the locking clamping seat is formed at the lower end of the second-stage safety buckle arm; one end of the second reset spring is abutted against the upper end of the second-stage safety buckle arm, and the other end of the second reset spring is abutted against the adjustable spanner piece so as to push the second-stage safety buckle arm to keep the downward reset trend.
Optionally, the secondary safety catch arm extends outward to form an unlocking shifting block exposed out of the adjustable wrench piece; during unlocking, the unlocking shifting block is driven by external force to drive the secondary safety catch arm to move, and meanwhile, the second clamping hook is separated from the upper edge of the locking clamping seat.
Optionally, a lock catch accommodating cavity is formed in the movable wrench piece in a hollow manner; the secondary safety lock catch mechanism is arranged in the lock catch accommodating cavity in a sliding manner; when the double-safety locking device is buckled on the locking clamping seat, the primary safety locking mechanism and the connecting rod piece are contained in the locking accommodating cavity.
Optionally, a self-locking hook rod for hooking and matching with the primary safety locking mechanism is arranged in the locking clamping seat; an arc-shaped hook platform used for being hooked and matched with the secondary safety locking mechanism is formed on the upper edge of the locking clamping seat in an upward protruding mode.
One or more technical solutions in the double-safety folder provided by the embodiment of the present invention have at least one of the following technical effects: in the double-safety folder, the folding upper seat and the folding lower seat are mutually matched with the locking clamping seat through the double-safety locking device to realize locking or unlocking; the double-safety locking device has the double-safety function, and is locked on the locking clamping seat in a double mode, so that the connecting structure of the double-safety folder is reliable, the matching between the upper folding seat and the lower folding seat is more tight, the combination is more stable, the accidental release of the folder is effectively avoided, certain potential safety hazards are eliminated, the folding folder is suitable for long-time use, and the popularization and application prospect is better. In addition, the stable triangular postures are formed among the folding upper seat, the folding lower seat and the double-insurance locking device through the arrangement of the connecting rod piece, and the structural strength is good; and when folding seat stack under and folding seat, fix a position double insurance locking device and locking cassette automatically, can effectively prevent this double insurance type scray when closed dislocation, the reliability is high.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a double-safety folder provided by the utility model in a locked state.
Fig. 2 is a cross-sectional view of a double safety folder provided in the present invention in a locked state.
Fig. 3 is a schematic structural view of the double-safety folder provided by the present invention in an opened state.
Fig. 4 is a schematic structural diagram of the dual-safety locking device provided by the present invention.
Wherein, in the figures, the respective reference numerals:
100. folding the upper seat; 110. Locking the clamping seat; 111. A self-locking hook rod;
112. an arc-shaped hook platform; 200. Folding the lower seat; 210. Folding the main shaft;
300. a double-safety locking device; 400. A link member; 500. A movable wrench member;
510. turning over the main shaft; 520. A lock catch accommodating cavity; 600. A first-level safety locking mechanism;
610. a primary safety catch arm; 611. A first hook; 612. Unlocking the push arm;
620. a first return spring; 700. A secondary safety locking mechanism; 710. A secondary safety catch arm;
711. a second hook; 712. Unlocking the shifting block; 720. A second return spring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In one embodiment of the present invention, as shown in fig. 1 to 3, there is provided a double-safety folder including:
the foldable upper seat 100 is provided with a locking clamping seat 110 in a protruding manner;
the folding lower seat 200 is hinged with the folding upper seat 100 through a folding main shaft 210;
the lower end of the double-safety locking device 300 is hinged to the lower folding seat 200, and the double-safety locking device 300 is matched with the locking clamping seat 110 to realize the locking or unlocking between the upper folding seat 100 and the lower folding seat 200;
and a link member 400, wherein a first end of the link member 400 is hinged to the locking clamping seat 110, and a second end of the link member 400 is hinged to an upper end of the double-safety locking device 300, so that the folding upper seat 100, the folding lower seat 200 and the double-safety locking device 300 are connected with each other.
Specifically, in the dual fail-safe folder of the present invention, the folding upper seat 100 and the folding lower seat 200 are locked or unlocked by the mutual cooperation of the dual fail-safe locker 300 and the locking cassette 110; the double-safety locking device 300 has a double-safety function, the double-safety locking device 300 is locked on the locking clamping seat in a double mode, so that the connection structure of the double-safety folder is reliable, the folding upper seat 100 and the folding lower seat 200 are matched more closely and combined more stably, accidental separation of the folder is effectively avoided, certain potential safety hazards are eliminated, the folding upper seat is suitable for long-time use, and the folding upper seat has a good popularization and application prospect. In addition, the link member 400 is arranged to enable the folding upper seat 100, the folding lower seat 200 and the double-safety locking device 300 to be in a stable triangular posture, so that the structural strength is good; when the upper folding seat 100 and the lower folding seat 200 are folded, the double-safety locking device 300 and the locking card seat 110 are automatically positioned, so that the double-safety folder can be effectively prevented from being dislocated when being closed, and the reliability is high.
In another embodiment of the present invention, as shown in fig. 1 to 4, the dual safety locking device 300 includes:
the lower end of the adjustable wrench part 500 is hinged to the folding lower seat 200 through a turnover main shaft 510;
the primary safety locking mechanism 600, the primary safety locking mechanism 600 is arranged on the turnover main shaft 510 in a penetrating way, and meanwhile, the primary safety locking mechanism 600 always keeps an inward clamping force;
the secondary safety locking mechanism 700 is arranged at the upper end of the adjustable spanner piece 500 in a sliding mode, and meanwhile the secondary safety locking mechanism 700 always keeps downward clamping force;
when the dual-safety locking device 300 is connected to the locking socket 110 in a matching manner, the first-level safety locking mechanism 600 and the second-level safety locking mechanism 700 are hooked to the locking socket 110 at the same time.
Specifically, in the present embodiment, during the locking process of the folding upper seat 100 and the folding lower seat 200: firstly, the folding upper seat 100 is turned over and the folding upper seat 100 is folded towards the folding lower seat 200, the locking clamping seat 110 firstly pushes the first-level safety locking mechanism 600 to deflect outwards, and then under the action of an inward clamping force, the first-level safety locking mechanism 600 is hooked on the locking clamping seat 110; then the adjustable spanner member 500 is turned over and the adjustable spanner member 500 is pushed toward the locking socket 110; the locking card holder 110 first pushes the secondary safety locking mechanism 700 to move upwards, and then under the action of downward clamping force, the secondary safety locking mechanism 700 is hooked on the locking card holder 110 to complete locking.
And during the opening of the folded upper seat 100 and the folded lower seat 200: firstly, the secondary safety locking mechanism 700 is shifted, and the secondary safety locking mechanism 700 is separated from the locking card seat 110; then the adjustable spanner member 500 is turned over and the adjustable spanner member 500 is away from the locking cassette 110; finally, the adjustable wrench 500 is pressed against the first-stage safety locking mechanism 600, and the first-stage safety locking mechanism 600 is separated from the locking card seat 110, thereby completing the opening.
Therefore, the double-safety locking device 300 has a reasonable structure and high safety, and when the double-safety locking device is used, if the secondary safety locking mechanism 700 is accidentally opened due to external force, the primary safety locking mechanism 600 still can be hooked with the locking card seat 110 and cannot be opened along with the locking card seat, so that the folder is effectively prevented from being accidentally disengaged.
In another embodiment of the present invention, as shown in fig. 2 and 4, the primary safety catch mechanism 600 includes a primary safety catch arm 610 and a first return spring 620; the first-stage safety catch arm 610 penetrates through the turning main shaft 510 and can rotate around the turning main shaft 510, and a first hook 611 capable of hooking the locking card holder 110 is formed at the upper end of the first-stage safety catch arm 610; one end of the first return spring 620 abuts against the folding lower seat 200, and the other end abuts against the first-stage safety catch arm 610, so as to push the first-stage safety catch arm 610 to keep the inward return tendency.
The lower end of the primary safety buckle arm 610 extends outwards to form an unlocking push arm 612 for abutting against the adjustable wrench piece 500; during unlocking, the adjustable wrench 500 is driven by external force to press the unlocking push arm 612, the first-stage safety catch arm 610 is turned over, and the first hook 611 is separated from the locking card seat 110.
Specifically, in this embodiment, the primary safety locking mechanism 600 is ingenious in structural design, and on one hand, by providing the first return spring 620, the primary safety locking arm 610 can always keep a tendency of returning inwards, that is, the primary safety locking arm 610 has a self-locking effect; on the other hand, by arranging the unlocking push arm 612, the separation of the primary safety catch arm 610 and the locking card seat 110 can be completed only by pushing the unlocking push arm 612, and the operation is simple and convenient.
In another embodiment of the present invention, as shown in fig. 2 and 4, the secondary safety catch mechanism 700 includes a secondary safety catch arm 710 and a second return spring 720; the secondary safety buckle arm 710 is slidably disposed at the upper end of the adjustable wrench member 500, and a second hook 711 capable of hooking the upper edge of the locking clamping seat 110 is formed at the lower end of the secondary safety buckle arm 710; one end of the second return spring 720 abuts against the upper end of the secondary safety catch arm 710, and the other end abuts against the adjustable wrench member 500, so as to push the secondary safety catch arm 710 to keep a downward return tendency.
The secondary safety buckle arm 710 extends outwards to form an unlocking shifting block 712 exposed out of the adjustable wrench 500; during unlocking, the unlocking shifting block 712 is driven by external force to drive the secondary safety catch arm 710 to move, and meanwhile, the second hook 711 is separated from the upper edge of the locking card seat 110.
Specifically, in this embodiment, the secondary safety locking mechanism 700 is ingenious in structural design, and on one hand, by providing the second return spring 720, the secondary safety locking arm 710 can always keep a tendency of returning inwards, that is, the secondary safety locking arm 710 has a self-locking effect; on the other hand, by arranging the unlocking shifting block 712, the secondary safety catch arm 710 can be separated from the locking card seat 110 only by pushing the unlocking shifting block 712, and the operation is simple and convenient.
In another embodiment of the present invention, as shown in fig. 2 and 4, the interior of the adjustable wrench member 500 is hollow to form a lock catch accommodating cavity 520; the secondary safety lock catch mechanism 700 is slidably disposed in the lock catch accommodating cavity 520; when the dual-safety locking device 300 is locked to the locking card seat 110, the first-level safety locking mechanism 600 and the connecting rod 400 are accommodated in the locking accommodating cavity 520. Specifically, in the present embodiment, the lock receiving cavity 520 is provided to allow the first-stage safety lock mechanism 600, the second-stage safety lock mechanism 700, and the connecting rod 400 to be received therein, so that the dual-safety folder of the present invention has a more compact structure, thereby reducing the overall volume.
In another embodiment of the present invention, as shown in fig. 2 to 3, a self-locking hook rod 111 for hooking and matching with the primary safety locking mechanism 600 is disposed in the locking clamping seat 110; an arc-shaped hook platform 112 for hooking and matching with the secondary safety locking mechanism 700 is formed on the upper edge of the locking clamping seat 110 in an upward protruding manner. Specifically, in this embodiment, by providing the self-locking hook rod 111 and the arc-shaped hook platform 112, the first-stage safety locking mechanism 600 and the locking cassette 110, and the second-stage safety locking mechanism 700 and the locking cassette 110 are more tightly matched and more stably combined.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A dual security folder, comprising:
the foldable upper seat is convexly provided with a locking clamping seat;
the folding lower seat is hinged with the folding upper seat through a folding main shaft;
the lower end of the double-safety locking device is hinged to the lower folding seat, and the double-safety locking device is matched with the locking clamping seat to realize locking or unlocking between the upper folding seat and the lower folding seat;
and the first end of the connecting rod piece is hinged to the locking clamping seat, and the second end of the connecting rod piece is hinged to the upper end of the double-safety locking device, so that the folding upper seat, the folding lower seat and the double-safety locking device are connected.
2. A double insurance folder as recited in claim 1 wherein: the double safety locking device comprises:
the lower end of the adjustable wrench part is hinged to the lower folding seat through a turnover main shaft;
the primary safety locking mechanism penetrates through the overturning main shaft and keeps inward clamping force all the time;
the second-stage safety locking mechanism is arranged at the upper end of the adjustable spanner piece in a sliding mode, and meanwhile the second-stage safety locking mechanism always keeps downward clamping force;
when the double-safety locking device is matched and connected with the locking clamping seat, the first-level safety locking mechanism and the second-level safety locking mechanism are hooked on the locking clamping seat simultaneously.
3. A double insurance folder as recited in claim 2 wherein: the primary safety locking mechanism comprises a primary safety locking arm and a first return spring; the first-stage safety buckle arm penetrates through the overturning main shaft and can rotate around the overturning main shaft, and a first clamping hook capable of hooking the locking clamping seat is formed at the upper end of the first-stage safety buckle arm; one end of the first reset spring is abutted against the lower folding seat, and the other end of the first reset spring is abutted against the first-stage safety buckle arm so as to push the first-stage safety buckle arm to keep the trend of inward reset.
4. A double insurance folder as recited in claim 3 wherein: the lower end of the first-level safety buckle arm extends outwards to form an unlocking push arm used for being abutted against the adjustable spanner piece; during unlocking, the movable wrench part is driven by external force to abut against the unlocking push arm, the first-stage safety catch arm overturns, and meanwhile, the first clamping hook is separated from the locking clamping seat.
5. A double insurance folder as recited in claim 2 wherein: the secondary safety locking mechanism comprises a secondary safety locking arm and a second return spring; the second-stage safety buckle arm is arranged at the upper end of the adjustable spanner piece in a sliding manner, and a second clamping hook capable of hooking the upper edge of the locking clamping seat is formed at the lower end of the second-stage safety buckle arm; one end of the second reset spring is abutted against the upper end of the second-stage safety buckle arm, and the other end of the second reset spring is abutted against the adjustable spanner piece so as to push the second-stage safety buckle arm to keep the downward reset trend.
6. A double insurance-type folder as recited in claim 5 wherein: the secondary safety buckle arm extends outwards to form an unlocking shifting block exposed out of the adjustable spanner; during unlocking, the unlocking shifting block is driven by external force to drive the secondary safety catch arm to move, and meanwhile, the second clamping hook is separated from the upper edge of the locking clamping seat.
7. A double insurance folder as recited in claim 2 wherein: a lock catch accommodating cavity is formed in the movable wrench piece in a hollow manner; the secondary safety lock catch mechanism is arranged in the lock catch accommodating cavity in a sliding manner; when the double-safety locking device is buckled on the locking clamping seat, the primary safety locking mechanism and the connecting rod piece are contained in the locking accommodating cavity.
8. A double insurance-type folder according to any one of claims 2-7 wherein: a self-locking hook rod which is used for being in hooking fit with the primary safety locking mechanism is arranged in the locking clamping seat; an arc-shaped hook platform used for being hooked and matched with the secondary safety locking mechanism is formed on the upper edge of the locking clamping seat in an upward protruding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122574893.9U CN216468249U (en) | 2021-10-25 | 2021-10-25 | Double-safety folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122574893.9U CN216468249U (en) | 2021-10-25 | 2021-10-25 | Double-safety folder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216468249U true CN216468249U (en) | 2022-05-10 |
Family
ID=81441774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122574893.9U Expired - Fee Related CN216468249U (en) | 2021-10-25 | 2021-10-25 | Double-safety folder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216468249U (en) |
-
2021
- 2021-10-25 CN CN202122574893.9U patent/CN216468249U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220510 |