CN113483602B - Shield folding and unfolding device - Google Patents
Shield folding and unfolding device Download PDFInfo
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- CN113483602B CN113483602B CN202110837640.8A CN202110837640A CN113483602B CN 113483602 B CN113483602 B CN 113483602B CN 202110837640 A CN202110837640 A CN 202110837640A CN 113483602 B CN113483602 B CN 113483602B
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- shield
- folding
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- piece
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H5/00—Armour; Armour plates
- F41H5/06—Shields
- F41H5/08—Shields for personal use, i.e. hand held shields
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Toys (AREA)
- Extensible Doors And Revolving Doors (AREA)
Abstract
The invention discloses a shield folding and unfolding device which is used for folding and unfolding a shield comprising an upper shield, a middle shield and a lower shield; the method comprises the following steps: the first hinge piece is arranged between the upper mahjong piece and the middle mahjong piece, and the second hinge piece is arranged between the middle mahjong piece and the lower mahjong piece; the folding driving piece is hinged to the back face of the lower mahjong tile and the folding linkage piece is hinged between the lower mahjong tile and the upper mahjong tile, and the folding driving piece is hinged to the folding linkage piece. The invention adopts the folding driving piece to automatically control the movement of the folding linkage piece, thereby being capable of rapidly realizing the unfolding and folding of the shield and reducing the labor power and time. While improving the safety of personnel in hazardous environments. And the volume is reduced after the shield is folded, the occupied space is reduced, the storage and the transportation are convenient, and the integral passing ability can be increased.
Description
Technical Field
The invention relates to the technical field of shield attitude control, in particular to a shield folding and unfolding device suitable for a robot.
Background
In order to improve the overall maneuverability, passability and concealment of the shield mechanism, the occupied space of the shield needs to be reduced when needed. The existing shield is a fixed structure which can not be automatically folded and unfolded, and can only be installed and disassembled by external personnel, so that the shield can be erected and folded, and in a dangerous environment, safety problems can be brought to the personnel in the process of assembling and disassembling the shield. In addition, the existing shield is basically assembled and disassembled manually, and the workload of manual assembly and disassembly is acceptable for small shields, and the labor and time are consumed for large shields. Therefore, how to realize the automatic retraction and expansion of the shield becomes a problem to be solved urgently in the field.
Disclosure of Invention
The invention aims to provide a shield folding and unfolding device, which is used for realizing automatic folding and unfolding of shields, improving the folding and unfolding efficiency, reducing the labor and time, improving the personnel safety in a dangerous environment and increasing the integral passing ability after folding and unfolding.
In order to achieve the aim, the invention provides a shield folding and unfolding device, which is used for folding and unfolding a shield comprising an upper shield, a middle shield and a lower shield; the folding and unfolding device comprises:
the first hinge piece is arranged between the upper mahjong piece and the middle mahjong piece, and the second hinge piece is arranged between the middle mahjong piece and the lower mahjong piece;
the folding driving piece is hinged to the back face of the lower mahjong tile and the folding linkage piece is hinged between the lower mahjong tile and the upper mahjong tile, and the folding driving piece is hinged to the folding linkage piece.
Optionally, the folding linkage piece includes a connecting rod, and a first hinge hole, a second hinge hole and a third hinge hole which are arranged on the connecting rod; the first hinge hole is connected with the upper hinge seat on the back of the upper mahjong tile, the second hinge hole is connected with the lower hinge seat on the back of the lower mahjong tile, and the third hinge hole is connected with the driving output end of the folding driving piece.
Optionally, the lower hinge seat is fixedly connected to the back of the lower mahjong tile, and the joint of the lower hinge seat and the second hinge hole is higher than the top of the lower mahjong tile.
Optionally, the folding and unfolding device is further including setting up in the mounting panel at the lower tablet back, be provided with the articulated seat of folding drive and articulated seat extension board down on the mounting panel, the articulated seat of folding drive with the folding driving spare is articulated, the top of articulated seat extension board is higher than the top surface of tablet down, the top fixed connection of articulated seat extension board down articulated seat down.
Optionally, the folding driving member is an electric push rod, a pneumatic push rod or a hydraulic push rod.
Optionally, the length of the connecting rod is greater than the length of the middle mahjong piece in the up-down direction.
Optionally, the folding and unfolding device further comprises a turnover driving member hinged between the lower shield and the shield base, and a third hinge member arranged between the lower shield and the shield base.
Optionally, the third hinge member includes a bottom hinge base fixed on the shield base, a hinge pipe fixed on the back of the lower mahjong tile, and a hinge rod penetrating through the bottom hinge base and the hinge pipe; the distance between the axis of the hinged pipe and the bottom surface of the lower shield is smaller than the sum of the height of the bottom hinged seat and the thickness of the shield base.
Optionally, the turnover driving member is an electric push rod, a pneumatic push rod or a hydraulic push rod.
Optionally, the folding and unfolding device further comprises a mounting plate arranged on the back of the lower mahjong tile, and the mounting plate is provided with a turnover driving rod hinge seat and a hinge pipe; the hinged seat of the turning driving rod is hinged with the top end of the driving rod of the turning driving piece.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects: the shield folding and unfolding device provided by the invention is used for folding and unfolding a shield comprising a top plate, a middle plate and a bottom plate, wherein a first hinge part is arranged between the top plate and the middle plate, and a second hinge part is arranged between the middle plate and the bottom plate, so that the top plate, the middle plate and the bottom plate are hinged, and a foundation is laid for folding; meanwhile, the folding linkage part hinged between the lower mahjong tile and the upper mahjong tile and the folding driving part hinged with the folding linkage part are utilized to realize that the back surfaces of the upper mahjong tile and the middle mahjong tile are folded relatively, and the front surfaces of the middle mahjong tile and the lower mahjong tile are folded relatively, so that a Z-shaped folding structure is realized. Because the invention adopts the folding driving piece to automatically control the movement of the folding linkage piece, the shield can be rapidly folded and unfolded, and the labor power and the time are reduced. While improving the safety of personnel in hazardous environments. And the volume is reduced after the shield is folded, the occupied space is reduced, the storage and the transportation are convenient, and the integral passing ability can be increased
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 without creative efforts.
FIG. 1 is a schematic view of a shield extending and retracting device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a shield deployment device in a deployed state according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a shield deployment and retraction device in a retracted state according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a shield folding and unfolding device, which is used for realizing automatic folding and unfolding of shields, improving the folding and unfolding efficiency and reducing the labor and time.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The shield deploying device provided by the embodiment shown in fig. 1-3 is used for deploying a shield comprising an upper card 1, a middle card 2 and a lower card 3; this exhibition device includes:
a first hinge 11 disposed between the top card 1 and the middle card 2, and a second hinge 21 disposed between the middle card 2 and the bottom card 3;
the mahjong machine comprises a folding driving piece 5 hinged to the back of the lower mahjong tile 3 and a folding linkage piece 6 hinged between the lower mahjong tile 3 and the upper mahjong tile 1, wherein the folding driving piece 5 is hinged to the folding linkage piece 6.
The embodiment can realize the folding and unfolding of the upper card 1, the middle card 2 and the lower card 3, so the technical scheme only comprising the characteristics is within the protection scope of the invention as long as the automatic folding and unfolding of the shield can be realized.
In practical application, the folding linkage 6 comprises a connecting rod 61, and a first hinge hole 62, a second hinge hole 63 and a third hinge hole 64 which are arranged on the connecting rod 61; the first hinge hole 62 is connected with the upper hinge seat 12 on the back of the upper mahjong tile, the second hinge hole 63 is connected with the lower hinge seat 31 on the back of the lower mahjong tile, and the third hinge hole 64 is connected with the driving output end 51 of the folding driving member 5. Wherein the folding driving member 5 is an electric push rod, a pneumatic push rod or a hydraulic push rod.
The folding driving member 5 drives the driving output end 51 to move telescopically, so as to drive the connecting rod 61 to rotate around the lower hinge seat 31, so that the back of the upper card 1 and the back of the middle card 2 are folded or unfolded relatively, the front of the middle card 2 and the front of the lower card 3 are folded or unfolded relatively, and the folding and the unfolding of the upper card 1, the middle card 2 and the lower card 3 are realized.
In order to prevent the upper card 1, the middle card 2 and the lower card 3 from affecting each other in the folding process, the lower hinge seat 31 needs to be fixedly connected to the back of the lower card, and the joint of the lower hinge seat 31 and the second hinge hole 63 is higher than the top of the lower card. And the connecting rod 61 can be bent opposite to the back of the middle card 2, and the length of the connecting rod 61 is larger than the length of the middle card 2 in the vertical direction, so that a space is reserved for folding the shield.
For the convenience of installation and protection shield, this exhibition device still includes the mounting panel 32 that sets up in the 3 backs of playing card down, be provided with the articulated seat 321 of folding drive and articulated seat extension board 322 down on the mounting panel 32, the articulated seat 321 of folding drive with folding driving piece 5 is articulated, the top of articulated seat extension board 322 is higher than the top surface of playing card 3 down, the top fixed connection of articulated seat extension board 322 down articulated seat 31, the top of articulated seat extension board 322 is articulated seat 31 down in this embodiment, both an organic whole sets up down.
As an alternative embodiment, the unfolding device further comprises a turning drive 7 hinged between the lower card 3 and the shield base 4, respectively, and a third hinge 41 arranged between the lower card 3 and the shield base 4. The third hinge member 41 comprises a bottom hinge seat 411 fixed on the shield base 4, a hinge pipe 323 fixed on the back of the lower plate, and a hinge rod (not shown) penetrating the bottom hinge seat 411 and the hinge pipe 323; the distance between the axis of the hinged pipe 323 and the bottom surface of the lower shield is less than the sum of the height of the bottom hinged seat 411 and the thickness of the shield base 4. The turnover driving member 7 in this embodiment is an electric push rod, a pneumatic push rod or a hydraulic push rod, and the turnover driving member 7 is connected with a turnover hinge seat 42 on the shield base 4.
Similar to the above embodiment, a mounting plate 32 on the back of the lower card is used, and the mounting plate 32 is provided with a turnover driving rod hinge seat 324 and the hinge pipe 323; the turning driving rod hinge base 324 is hinged with the top end of the driving rod 71 of the turning driving piece 7.
The turning driving member 7 controls the driving rod 71 to move telescopically, so as to drive the lower mahjong tile 3 to rotate along the bottom hinge seat 411, and the turning, folding and unfolding of the lower mahjong tile and the base are realized.
It is emphasized that the folding actuator 5 and the tilting actuator 7 according to the invention are independent and have a mechanical self-locking function, which reduces the risk of the structure itself and improves the safety.
In actual application, the shield folding and unfolding device and the shield are arranged on the walking robot or the vehicle 8, and the automatic and rapid folding and unfolding of the shield reduces manpower and time; in addition, the shield is enabled to move in a large degree of freedom in the folding and unfolding mode, the shield can be folded to be as small as possible, and therefore the overall passability of the robot or the vehicle 8 is improved.
The embodiments in the present specification are described in a progressive manner, each example focuses on the differences from the other embodiments, and the same and similar parts among the embodiments may be referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. A shield folding and unfolding device is characterized in that the folding and unfolding device is used for folding and unfolding a shield comprising an upper shield, a middle shield and a lower shield; the folding and unfolding device comprises:
the first hinge piece is arranged between the upper mahjong piece and the middle mahjong piece, and the second hinge piece is arranged between the middle mahjong piece and the lower mahjong piece;
the folding driving piece is hinged to the back of the lower mahjong piece, and the folding linkage piece is hinged between the lower mahjong piece and the upper mahjong piece, and the folding driving piece is hinged to the folding linkage piece; the folding linkage piece comprises a connecting rod, and a first hinge hole, a second hinge hole and a third hinge hole which are arranged on the connecting rod; the first hinge hole is connected with the upper hinge seat on the back of the upper mahjong tile, the second hinge hole is connected with the lower hinge seat on the back of the lower mahjong tile, and the third hinge hole is connected with the driving output end of the folding driving piece.
2. The shield unfolding apparatus of claim 1, wherein the lower hinge seat is fixedly connected to the back of the lower card, and the joint of the lower hinge seat and the second hinge hole is higher than the top of the lower card.
3. The shield unfolding device of claim 2, further comprising a mounting plate disposed on the back of the lower plate, wherein the mounting plate is provided with a folding driving hinge seat and a lower hinge seat extension plate, the folding driving hinge seat is hinged to the folding driving member, the top of the lower hinge seat extension plate is higher than the top of the lower plate, and the top of the lower hinge seat extension plate is fixedly connected to the lower hinge seat.
4. The shield deployment device of claim 1, wherein the folding drive is an electric or pneumatic or hydraulic push rod.
5. The shield deployment device of claim 1, wherein the length of the link is greater than the length of the middle plate in the up-down direction.
6. The shield deployment device of claim 1, further comprising a flip drive member hinged between the lower shield and the shield base, respectively, and a third hinge member disposed between the lower shield and the shield base.
7. The shield deployment device of claim 6, wherein the third hinge comprises a bottom hinge base fixed to the shield base, a hinge tube fixed to the back of the lower shield, and a hinge rod extending through the bottom hinge base and the hinge tube; the distance between the axis of the hinged pipe and the bottom surface of the lower shield is smaller than the sum of the height of the bottom hinged seat and the thickness of the shield base.
8. The shield deployment device of claim 6, wherein the flip drive is an electric or pneumatic or hydraulic push rod.
9. The shield unfolding device according to claim 6, further comprising a mounting plate arranged on the back of the lower plate, wherein the mounting plate is provided with a hinged seat of the turnover driving rod and a hinged pipe; the hinged seat of the turning driving rod is hinged with the top end of the driving rod of the turning driving piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110837640.8A CN113483602B (en) | 2021-07-23 | 2021-07-23 | Shield folding and unfolding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110837640.8A CN113483602B (en) | 2021-07-23 | 2021-07-23 | Shield folding and unfolding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113483602A CN113483602A (en) | 2021-10-08 |
| CN113483602B true CN113483602B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110837640.8A Active CN113483602B (en) | 2021-07-23 | 2021-07-23 | Shield folding and unfolding device |
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| Country | Link |
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| CN (1) | CN113483602B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062992B (en) * | 2017-04-19 | 2018-06-15 | 常州机电职业技术学院 | Defence shield |
| CN209588841U (en) * | 2018-11-14 | 2019-11-05 | 江苏领瑞新材料科技有限公司 | A kind of Multifunction expanding shield |
| CN109859655A (en) * | 2019-03-27 | 2019-06-07 | 滁州立天生物信息咨询有限公司 | A kind of biotechnology popularization displaying device |
| CN209945153U (en) * | 2019-04-29 | 2020-01-14 | 吉林省恒和科技发展有限公司 | Bulletproof and impact-proof shield |
| CN111678384A (en) * | 2020-06-05 | 2020-09-18 | 军事科学院系统工程研究院军需工程技术研究所 | Unfolding and folding device, bulletproof panel device, control method and unmanned vehicle |
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2021
- 2021-07-23 CN CN202110837640.8A patent/CN113483602B/en active Active
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| CN113483602A (en) | 2021-10-08 |
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