CN115382122A - Self-locking structure, safety protection structure and mounting and dismounting method - Google Patents
Self-locking structure, safety protection structure and mounting and dismounting method Download PDFInfo
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- CN115382122A CN115382122A CN202211018094.6A CN202211018094A CN115382122A CN 115382122 A CN115382122 A CN 115382122A CN 202211018094 A CN202211018094 A CN 202211018094A CN 115382122 A CN115382122 A CN 115382122A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0075—Details of ropes or similar equipment, e.g. between the secured person and the lifeline or anchor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0068—Anchors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
The invention relates to a self-locking structure, a safety protection structure and an installing and detaching method, wherein the self-locking structure comprises an installation plate, wherein the installation plate is provided with a through hole; the movable plate is arranged at intervals relative to the mounting plate, one side, close to the mounting plate, of the movable plate is provided with a connecting rod, one end of the connecting rod is connected with the movable plate, the other end of the connecting rod penetrates through the through hole and is used for being mutually abutted against an external structure, the distance change between the mounting plate and the movable plate is realized, and two sides of the movable plate are hinged with locking hooks; the end part of the mounting plate is also provided with a limiting piece, and the locking hook comprises a switching section; when the mounting panel with when the movable plate relative distance changes, switch the section with the locating part is mutually supported, drives two the locking couple rotates along articulated position, realizes the locking and the unblock of auto-lock structure reach the purpose of quick installation and dismantlement.
Description
Technical Field
The invention relates to the technical field of safety protection, in particular to a self-locking structure, a safety protection structure and an installing and disassembling method.
Background
When a worker of an electric power system carries out high-altitude operation, safety is generally guaranteed by adopting a safety rope, safety structures such as a falling protector and a transmission rope fixed pulley are generally hung on the top of an iron tower, but the safety structure is high in manufacturing cost and needs to be guaranteed by maintenance, so that the safety structure is not always arranged on the existing iron tower structure, and the worker is usually installed when the iron tower needs to be overhauled.
However, the above safety structure cannot be installed in advance or subsequently detached after leaving the tower, so that the first person who goes up the tower and the last person who goes down the tower are often lack of protection during operation, and certain potential safety hazards are generated.
In view of the above, the present application is hereby presented.
Disclosure of Invention
In order to solve the problem of how to install a common iron tower maintenance safety protection structure inconveniently in the prior art, on one hand, the embodiment of the invention provides a self-locking structure, and through the structural design, when the relative distance between a mounting plate and a moving plate changes, the rotation of a locking hook can be realized, so that the locking and unlocking of the self-locking structure can be realized quickly and conveniently; on the one hand, the embodiment of the invention also provides a safety protection structure, based on the self-locking structure, the arrangement of the safety protection structure can be rapidly realized, and the maintenance efficiency is improved on the premise of ensuring the maintenance safety of the iron tower; on the one hand, the embodiment of the invention also provides an installing and detaching method, based on the safety protection structure, the installation and the detachment of the safety protection structure can be rapidly realized, and the maintenance efficiency of the iron tower is improved.
The invention is realized by the following technical scheme:
first aspect
The embodiment of the invention provides a self-locking structure, which comprises a mounting plate, wherein the mounting plate is provided with a through hole; the movable plate is arranged at intervals relative to the mounting plate, one side, close to the mounting plate, of the movable plate is provided with a connecting rod, one end of the connecting rod is connected with the movable plate, the other end of the connecting rod penetrates through the through hole and is used for being mutually abutted against an external structure, the distance change between the mounting plate and the movable plate is realized, and two sides of the movable plate are hinged with locking hooks; the end part of the mounting plate is also provided with a limiting piece, and the locking hook comprises a switching section; when the mounting plate is close to the moving plate, the switching section is matched with the limiting piece to drive the two locking hooks to rotate away from each other along the hinged position, so that the self-locking structure is unlocked; when the mounting panel with when the movable plate is kept away from, switch over the section with the locating part is mutually supported, drives two locking couple and does the rotation that is close to each other along articulated position, realizes the locking of auto-lock structure.
In this scheme, auto-lock structure includes mounting panel and the movable plate that the interval set up, the both sides of movable plate are articulated to have and are used for realizing the locking couple of auto-lock structure and exterior structure locking, and the tip of mounting panel be provided with the locating part that the locking couple is mutually supported, the mounting panel with when the relative distance between the movable plate changes, the locking couple can be in rotate around articulated position under the effect of locating part, thereby realize the locking or the unblock of auto-lock structure, when utilizing during the auto-lock structure, will auto-lock structure with treat that fixed position is mutually supported, will the conflict end of connecting rod is contradicted with treating fixed position, realizes the movable plate with treat that the relative position between the fixed position is fixed, and because the mounting panel with distance between the adjustable when both are close to each other, the movable plate with the locking couple is mutually supported, realizes the rotation of locking couple, thereby realizes the locking and the unblock of auto-lock structure, through being directed at the structural design of auto-lock structure, can realize the locking and unblock of auto-lock structure, when facilitating the use, improve the availability factor.
Furthermore, the locking hook further comprises a connecting section and a locking section, wherein one end of the connecting section is hinged with the moving plate, the other end of the connecting section is connected with one end of the switching section, the other end of the switching section is connected with the locking section, and the other end of the locking section is a locking end; the connecting sections and the locking sections are arranged in parallel, and the direct distance between the two connecting sections is smaller than the distance between the two locking sections.
Furthermore, the locating part includes interior gag lever post and outer gag lever post, interior gag lever post and outer gag lever post interval sets up and forms the clearance space, the switching section set up in the clearance space.
Further, the locking hook is of a plate-shaped structure, the plate-shaped structure is provided with a notch, and the mounting plate and the moving plate are arranged in the notch.
Furthermore, the limiting parts are arranged at two ends of the mounting plate, and the limiting parts at the two ends are used for being matched with the locking hooks positioned at two sides of the notch.
Further, the conflict end that the connecting rod is used for conflicting with the exterior structure is provided with the reducing section, the diameter of reducing section is greater than the diameter of connecting rod, the connecting rod still overlaps and is equipped with the spring, the one end of spring with the reducing section is contradicted each other, the other end with the mounting panel is kept away from one side of movable plate is contradicted each other.
Furthermore, the locking hook arranged on one side of the moving plate is a first hook, the other side of the moving plate is a second hook, and the length from the hinged end of the first hook to the locking end is smaller than the length from the hinged end of the second hook to the locking end.
Second aspect of the invention
The embodiment of the invention also provides a safety protection structure which comprises the self-locking structure and a top plate, wherein the top plate is arranged at intervals relative to the mounting plate, the moving plate is positioned in an interval space between the mounting plate and the top plate, and a hook is further arranged on one side of the top plate, which is far away from the mounting plate.
Further, the top plate is fixedly connected with the mounting plate through a side plate, and the side plate is provided with an annular structure; the safety rope is characterized by further comprising a safety rope, wherein a limiting head is arranged at one end of the safety rope, and the diameter of the limiting head is larger than the inner diameter of the annular structure.
Third aspect
The embodiment of the invention also provides an installing and detaching method based on the safety protection structure, which comprises the following steps:
s1: connecting the safety rope with the self-locking structure;
s2: grabbing the iron tower through the hook by using an unmanned aerial vehicle, and transporting the safety protection structure to the position above the iron tower by using the unmanned aerial vehicle;
s3: after the unmanned aerial vehicle flies to a position to be installed, the unmanned aerial vehicle is in contact with the hook, and the safety protection structure is installed under the action of self gravity;
s4: need demolish in the completion maintenance during safety protection structure, fly unmanned aerial vehicle extremely safety protection structure top, it is right the couple snatchs to control unmanned aerial vehicle perpendicular upwards flight, realize the unblock of auto-lock structure, thereby realize safety protection structure's dismantlement.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the embodiment of the invention provides a self-locking structure, which comprises a mounting plate and a moving plate which are arranged at intervals, wherein locking hooks for locking the self-locking structure and an external structure are hinged to two sides of the moving plate, a limiting piece matched with the locking hooks is arranged at the end part of the mounting plate, when the relative distance between the mounting plate and the moving plate is changed, the locking hooks can rotate around the hinged positions under the action of the limiting piece, so that the locking or unlocking of the self-locking structure is realized, when the self-locking structure is utilized, the self-locking structure is matched with a position to be fixed, the collision end of a connecting rod is collided with the position to be fixed, the relative position between the moving plate and the position to be fixed is fixed, and as the distance between the mounting plate and the moving plate is adjustable, when the mounting plate and the moving plate are close to each other, the limiting piece is matched with the locking hooks, so that the locking hooks are rotated, the locking and the unlocking of the self-locking structure are realized, and the locking and the use efficiency is improved while the use is convenient;
the embodiment of the invention also provides a safety protection structure, based on the self-locking structure, the arrangement of the safety protection structure can be quickly realized, and the maintenance efficiency is improved on the premise of ensuring the maintenance safety of the iron tower
The embodiment of the invention also provides an installing and detaching method, based on the safety protection structure, the installation and the detachment of the safety protection structure can be quickly realized, and the maintenance efficiency of the iron tower is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram (unlocked state) of a self-locking structure provided in an embodiment of the present invention;
fig. 2 is a schematic structural view (locked state) of the self-locking structure according to the embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of area A of FIG. 1;
FIG. 4 is a schematic structural diagram of a locking hook according to an embodiment of the present invention;
fig. 5 is a schematic view of the safety protection structure and the angle steel provided in the embodiment of the present invention.
The reference numbers in the figures are in order:
100-mounting plate, 110-through hole, 120-limiting piece, 121-inner limiting rod, 122-outer limiting rod, 130-lug structure, 200-moving plate, 210-connecting rod, 211-reducing section, 212-spring, 220-locking hook, 221-connecting section, 222-switching section, 222 a-inner side surface, 222 b-outer side surface, 223-locking section, 224-notch, 300-top plate, 310-hook, 320-side plate, 400-safety rope, 410-limiting head and 500-angle steel.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail in order to avoid obscuring the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the scope of the present invention.
Examples
As shown in fig. 1 to 4, an embodiment of the present invention provides a self-locking structure, including a mounting plate 100, where the mounting plate 100 is provided with a through hole 110; relative to the moving plate 200 arranged at intervals on the mounting plate 100, a connecting rod 210 is arranged on one side of the moving plate 200 close to the mounting plate 100, one end of the connecting rod 210 is connected with the moving plate 200, the other end of the connecting rod passes through the through hole 110 and is used for being abutted against an external structure, so that the distance change between the mounting plate 100 and the moving plate 200 is realized, and locking hooks 220 are hinged to two sides of the moving plate 200; the end of the mounting plate 100 is further provided with a limiting member 120, and the locking hook 220 includes a switching section 222; when the mounting plate 100 is far away from the moving plate 200, the switching section 222 is matched with the limiting member 120 to drive the two locking hooks 220 to rotate close to each other along the hinge position, so as to lock the self-locking structure; when the mounting plate 100 is close to the moving plate 200, the switching segment 222 is matched with the limiting member 120 to drive the two locking hooks 220 to rotate away from each other along the hinge position, so as to unlock the self-locking structure.
Specifically, the mounting plate 100 is provided with a through hole 110, one end of the connecting rod 210 passes through the through hole 110 for being mutually abutted against an external structure, wherein the connecting rod 210 is in sliding fit with the through hole 110, so that the mounting plate 100 and the relative distance between the connecting plates can be changed.
Specifically, as a person skilled in the art should know, both sides of the moving plate 200 are hinged with the locking hooks 220, so that the number of the locking hooks 220 is two, and when the locking hooks are locked, the locking hooks can be matched with both sides of the positions to be connected, so as to ensure the stability of locking.
It should be noted that, the locking and unlocking of the self-locking structure are realized based on the change of the relative distance between the mounting plate 100 and the moving plate 200, so that, for the self-locking structure, when the connecting rod 210 is placed vertically and horizontally, the self-locking structure can realize locking based on its own gravity, and under the action of its own gravity, the locking stability can also be ensured; however, as will be appreciated by those skilled in the art, the connecting rod 210 may also be disposed at an inclination with respect to the horizontal plane, but there is a certain effect on the stability of the locking.
In this scheme, the self-locking structure includes a mounting plate 100 and a moving plate 200 which are arranged at an interval, two sides of the moving plate 200 are hinged with a locking hook 220 for locking the self-locking structure with an external structure, and a limiting member 120 which is matched with the locking hook 220 is arranged at an end of the mounting plate 100, when a relative distance between the mounting plate and the moving plate 200 changes, the locking hook 220 can rotate around a hinged position under the action of the limiting member 120, so as to lock or unlock the self-locking structure, when the self-locking structure is utilized, the self-locking structure is matched with a to-be-fixed position, a contact end of the connecting rod 210 is abutted against the to-be-fixed position, so as to fix the relative position between the moving plate 200 and the to-be-fixed position, and when the mounting plate 100 and the moving plate 200 are close to each other, the limiting member 120 is matched with the locking hook 220, so as to rotate the locking hook 220, so as to lock and unlock the self-locking structure, and through the structural design aiming at the self-locking structure, the locking structure can be quickly locked and the locking structure can be conveniently used, and the use efficiency is improved; in addition, in the scheme, locking and unlocking are realized through a pure mechanical structure, and the extra weight used by electric drive is reduced.
In some embodiments, in order to limit the moving range of the connecting rod 210, a bump structure 130 is further disposed on a side of the mounting plate 100 away from the moving plate 200, and when the connecting rod 210 collides with the moving plate 200 to change the relative distance between the mounting plate 100 and the moving plate 200, the bump structure 130 collides with an external structure, so that the relative distance between the mounting plate 100 and the moving plate 200 can be limited.
In some embodiments, the locking hook 220 further includes a connection section 221 and a locking section 223, one end of the connection section 221 is hinged to the moving plate 200, the other end of the connection section 221 is connected to one end of the switching section 222, the other end of the switching section 222 is connected to the locking section 223, and the other end of the locking section 223 is a locking end; wherein, the connecting section 221 and the locking section 223 are arranged in parallel, and the direct distance between the two connecting sections 221 is smaller than the distance between the two locking sections 223.
Specifically, the locking end is used for being matched with an external structure to realize locking of the self-locking structure and the external structure.
Through the relative position arrangement of the connection segment 221 and the locking segment 223, the connection segment 221 and the locking segment 223 are realized based on the switching segment 222, and it can be effectively ensured that the switching segment 222 of the locking hook 220 can be moved closer to or farther away from the limiting member 120.
Further, the limiting member 120 includes an inner limiting rod 121 and an outer limiting rod 122, the inner limiting rod 121 and the outer limiting rod 122 are disposed at an interval to form a gap space, and the switching section 222 is disposed in the gap space.
As shown in fig. 3, the switching section 222 includes an inner side surface 222a and an outer side surface 222b, when the switching section 222 is engaged with the limiting member 120, when the relative distance between the mounting plate 100 and the moving plate 200 is increased, the outer limiting rod 122 interacts with the outer side surface 222b to drive the locking hooks 220 to rotate, so that the relative distance between two locking hooks 220 at two sides of the moving plate 200 is decreased, thereby achieving locking; when the relative distance between the mounting plate 100 and the moving plate 200 is reduced, the inner limiting rod 121 interacts with the inner side surface 222a to drive the locking hooks 220 to rotate, so that the relative distance between the two locking hooks 220 at the two sides of the moving plate 200 is increased, and unlocking is realized.
As will be understood by those skilled in the art, the inner limiting rod 121, the outer limiting rod 122, the inner side surface 222a and the outer side surface 222b form a locking space for locking with an external structure for the two locking hooks 220, and therefore, the inner and outer relationship is directed to the locking space.
In some embodiments, the locking hook 220 is a plate-like structure provided with a notch 224, and the mounting plate 100 and the moving plate 200 are both disposed in the notch 224.
The locking hook 220 is of a plate-shaped structure, and the matching area of the locking hook 220 and the position to be connected can be effectively ensured, so that the locking effect is ensured.
Specifically, the mounting plate 100 and the moving plate 200 are both disposed in the notch 224, that is, the mounting plate 100 and the moving plate 200 are clamped in the notch 224, so as to realize the abdication of the mounting plate 100 and the moving plate 200, but it should be noted that, for the size of the notch 224, the interference between the rotation of the locking hook 220 and the mounting plate 100 and the moving plate 200 should be avoided.
In some embodiments, the stoppers 120 are disposed at two ends of the mounting plate 100, and the stoppers 120 at two ends are used for cooperating with the locking hooks 220 at two sides of the gap 224.
The limiting members 120 are disposed at two ends of the mounting plate 100, and can effectively ensure a matching effect with the locking hook 220, so as to ensure the rotation of the locking hook 220.
Specifically, as a person skilled in the art should know, the limiting members 120 are disposed at two ends of the mounting plate 100, and the number of the locking hooks 220 is two, so that the number of the limiting members 120 should be 4.
In some embodiments, the contact end of the connection rod 210 for contacting with an external structure is provided with a reducing section 211, the diameter of the reducing section 211 is greater than that of the connection rod 210, the connection rod 210 is further sleeved with a spring 212, one end of the spring 212 contacts with the reducing section 211, and the other end contacts with one side of the mounting plate 100 away from the moving plate 200.
Through the structural design of the spring 212, the relative distance between the mounting plate 100 and the moving plate 200 can be effectively ensured, so that the initial state of the self-locking structure when the self-locking structure is not subjected to external force can be effectively ensured, specifically, the self-locking structure is convenient to use, when the self-locking structure is not subjected to external force, the two locking hooks 220 are mutually far away, namely, the unlocking state is presented, and the self-locking structure is convenient to use.
In some embodiments, the locking hook 220 disposed at one side of the moving plate 200 is a first hook 310, and the other side is a second hook 310, and the length from the hinged end to the locking end of the first hook 310 is less than the length from the hinged end to the locking end of the second hook 310.
By setting the lengths of the locking hooks 220 on both sides of the moving plate 200, the connection relationship between external structures of different shapes, such as the angle iron 500, can be effectively established.
As shown in fig. 5, an embodiment of the present invention further provides a safety protection structure, which includes the above self-locking structure, the self-locking structure further includes a top plate 300, the top plate 300 is disposed at an interval relative to the mounting plate 100, the moving plate 200 is located in an interval space between the mounting plate 100 and the top plate 300, and a hook 310 is further disposed on a side of the top plate 300 away from the mounting plate 100.
In the scheme, the hook 310 structure is designed to facilitate the movement of the self-locking structure, when the safety protection structure is used for iron tower maintenance, the safety protection structure can be moved through the hook, so that the safety protection structure is moved to a position to be set, the safety protection structure realizes the locking of the self-locking structure under the action of self gravity, the safety protection structure is convenient to set, and when the safety protection structure needs to be disassembled, the unlocking can be realized only by lifting the safety protection structure; and as the skilled person will know, when the safety protection structure is used, the structure is arranged at a high point, and the gravity of a user is superposed on the safety protection structure, so as to further ensure the stability of the safety protection structure.
In some embodiments, the top plate 300 is fixedly connected to the mounting plate 100 by a side plate 320, and the side plate 320 is provided with a ring structure; the safety rope is characterized by further comprising a safety rope 400, wherein a limiting head 410 is arranged at one end of the safety rope 400, and the diameter of the limiting head 410 is larger than the inner diameter of the annular structure.
Through the structural design aiming at the safety rope 400, the connection of the safety rope 400 and the annular structure can be facilitated, so that the composition of the safety protection structure is facilitated.
The top plate 300 and the mounting plate 100 are fixedly connected by a side plate 320, so that the mounting plate 100 and the side plate 320 form a structure similar to a U shape, the mounting plate 100 is a bottom plate, and the two side plates 320 are disposed on the two sides.
Specifically, the side plate 320 is provided with an annular structure, the annular structure is an eye screw, and the eye screw is detachably connected with the side plate 320 through a threaded structure.
The embodiment of the invention also provides an installing and disassembling method based on the safety protection structure, which comprises the following steps:
s1: connecting the safety line 400 with the self-locking structure;
s2: grabbing by using an unmanned aerial vehicle through the hook 310, and transporting the safety protection structure above the iron tower by using the unmanned aerial vehicle;
s3: after the unmanned aerial vehicle flies to a position to be installed, the unmanned aerial vehicle is in contact with the hook 310, and the safety protection structure is installed under the action of self gravity;
s4: when the maintenance is completed and the safety protection structure needs to be detached, the unmanned aerial vehicle flies to the top of the safety protection structure, the hook 310 is grabbed, the unmanned aerial vehicle is controlled to fly upwards vertically, the self-locking structure is unlocked, and the safety protection structure is detached.
Wherein, be directed against unmanned aerial vehicle is right couple 310 snatching can be directly set up the mode of lifting hook on the unmanned aerial vehicle, perhaps set up the mode that machinery grabbed and realize grabbing, but need notice be directed against the lifting hook and the gripper all need guarantee that both can quick separation.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, so that the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications based on the present invention by those skilled in the art are within the protection scope of the present invention.
Claims (10)
1. A self-locking structure is characterized by comprising
A mounting plate (100), the mounting plate (100) being provided with a through-hole (110);
the movable plate (200) is arranged at intervals relative to the mounting plate (100), a connecting rod (210) is arranged on one side, close to the mounting plate (100), of the movable plate (200), one end of the connecting rod (210) is connected with the movable plate (200), the other end of the connecting rod penetrates through the through hole (110) and is used for being mutually abutted against an external structure, the distance between the mounting plate (100) and the movable plate (200) is changed, and locking hooks (220) are hinged to two sides of the movable plate (200);
a limiting piece (120) is further arranged at the end of the mounting plate (100), and the locking hook (220) comprises a switching section (222);
when the mounting plate (100) is close to the moving plate (200), the switching section (222) is matched with the limiting piece (120) to drive the two locking hooks (220) to rotate away from each other along the hinged position, so that the self-locking structure is unlocked;
when the mounting plate (100) is far away from the moving plate (200), the switching section (222) is matched with the limiting piece (120) to drive the two locking hooks (220) to rotate close to each other along the hinged position, so that the self-locking structure is locked.
2. The self-locking structure of claim 1, wherein the locking hook (220) further comprises a connecting section (221) and a locking section (222), one end of the connecting section (221) is hinged to the moving plate (200), the other end of the connecting section (221) is connected to one end of the switching section (222), the other end of the switching section (222) is connected to the locking section (223), and the other end of the locking section (223) is a locking end; wherein the connecting section (221) is arranged in parallel with the locking section (222), and the direct distance between the two connecting sections (221) is smaller than the distance between the two locking sections (222).
3. The self-locking structure of claim 2, wherein the limiting member (120) comprises an inner limiting rod (121) and an outer limiting rod (122), the inner limiting rod (121) and the outer limiting rod (122) are spaced to form a gap space, and the switching section (222) is disposed in the gap space.
4. A self-locking arrangement according to claim 2, wherein the locking hook (220) is a plate-like structure provided with a notch (224), the mounting plate (100) and the moving plate (200) being arranged in the notch (224).
5. A self-locking structure according to claim 4, wherein the limiting members (120) are disposed at two ends of the mounting plate (100), and the limiting members (120) at the two ends are used for cooperating with the locking hooks (220) located at two sides of the notch (224).
6. The self-locking structure of claim 1, wherein the contact end of the connecting rod (210) for contacting with an external structure is provided with a reducing section (211), the diameter of the reducing section (211) is larger than that of the connecting rod (210), the connecting rod (210) is further sleeved with a spring (212), one end of the spring (212) contacts with the reducing section (211), and the other end contacts with the side of the mounting plate (100) away from the moving plate (200).
7. The self-locking structure of any one of claims 1 to 6, wherein the locking hook (220) disposed on one side of the moving plate (200) is a first hook, and the other side is a second hook, and the length from the hinged end to the locking end of the first hook is smaller than the length from the hinged end to the locking end of the second hook.
8. A safety protection structure, comprising the self-locking structure of any one of claims 1 to 7, further comprising a top plate (300), wherein the top plate (300) is disposed at an interval relative to the mounting plate (100), the moving plate (200) is disposed in an interval space between the mounting plate (100) and the top plate (300), and a hook (310) is further disposed on a side of the top plate (300) away from the mounting plate (100).
9. A safety shield structure according to claim 8, wherein said top plate (300) is fixedly connected to said mounting plate (100) by means of a side plate (320), said side plate (320) being provided with a ring-shaped structure (321); the safety rope is characterized by further comprising a safety rope (400), wherein a limiting head (410) is arranged at one end of the safety rope (400), and the diameter of the limiting head (410) is larger than the inner diameter of the annular structure (321).
10. A method for installing and removing a safety protection structure according to claim 9, comprising the steps of:
s1: connecting the safety line (400) with the self-locking structure;
s2: grabbing the iron tower through the hook (310) by using an unmanned aerial vehicle, and transporting the safety protection structure to the position above the iron tower by using the unmanned aerial vehicle;
s3: after the unmanned aerial vehicle flies to a position to be installed, the unmanned aerial vehicle is in contact with the hook (310), and the safety protection structure is installed under the action of self gravity;
s4: when the maintenance is completed and the safety protection structure needs to be detached, the unmanned aerial vehicle flies to the position above the safety protection structure, the hook (310) is grabbed, the unmanned aerial vehicle is controlled to fly upwards vertically, the self-locking structure is unlocked, and the safety protection structure is detached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211018094.6A CN115382122B (en) | 2022-08-24 | 2022-08-24 | Self-locking structure, safety protection structure and mounting and dismounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211018094.6A CN115382122B (en) | 2022-08-24 | 2022-08-24 | Self-locking structure, safety protection structure and mounting and dismounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115382122A true CN115382122A (en) | 2022-11-25 |
| CN115382122B CN115382122B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211018094.6A Active CN115382122B (en) | 2022-08-24 | 2022-08-24 | Self-locking structure, safety protection structure and mounting and dismounting method |
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| Country | Link |
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| CN (1) | CN115382122B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117752963A (en) * | 2024-02-22 | 2024-03-26 | 国网山东省电力公司潍坊供电公司 | iron tower hanging frame for backup protection of high-altitude operation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3754722A (en) * | 1970-04-21 | 1973-08-28 | Autoflug Gmbh | Self-locking winding device for the safety belt of air and land vehicles |
| CN215608895U (en) * | 2021-07-12 | 2022-01-25 | 国家电网有限公司 | Electromagnetic locking type self-locking device safety rope hook device |
| CN114744543A (en) * | 2022-04-08 | 2022-07-12 | 国网浙江省电力有限公司金华供电公司 | Self-locking hook for unmanned aerial vehicle rescue equipment of power transmission line |
-
2022
- 2022-08-24 CN CN202211018094.6A patent/CN115382122B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3754722A (en) * | 1970-04-21 | 1973-08-28 | Autoflug Gmbh | Self-locking winding device for the safety belt of air and land vehicles |
| CN215608895U (en) * | 2021-07-12 | 2022-01-25 | 国家电网有限公司 | Electromagnetic locking type self-locking device safety rope hook device |
| CN114744543A (en) * | 2022-04-08 | 2022-07-12 | 国网浙江省电力有限公司金华供电公司 | Self-locking hook for unmanned aerial vehicle rescue equipment of power transmission line |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117752963A (en) * | 2024-02-22 | 2024-03-26 | 国网山东省电力公司潍坊供电公司 | iron tower hanging frame for backup protection of high-altitude operation |
| CN117752963B (en) * | 2024-02-22 | 2024-05-03 | 国网山东省电力公司潍坊供电公司 | Iron tower hanging frame for backup protection of high-altitude operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115382122B (en) | 2023-07-21 |
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