CN109882483B - Bidirectional locking mechanism, splicing unit and splicing body - Google Patents
Bidirectional locking mechanism, splicing unit and splicing body Download PDFInfo
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- CN109882483B CN109882483B CN201910265202.1A CN201910265202A CN109882483B CN 109882483 B CN109882483 B CN 109882483B CN 201910265202 A CN201910265202 A CN 201910265202A CN 109882483 B CN109882483 B CN 109882483B
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Abstract
The invention discloses a bidirectional locking mechanism, a splicing unit and a splicing body, wherein the bidirectional locking mechanism comprises a spring pin, a button, a connecting rod assembly and a pressure spring, and the bidirectional locking mechanism capable of realizing bidirectional driving unlocking and locking is formed by innovatively designing the connecting rod assembly between the button and the spring pin and positioning and installing the pressure spring, the bidirectional locking mechanism does not need to be locked side by side, and the locking mechanism is in a working state; the splicing unit consists of a frame A and a square middle plate A, wherein the frame A consists of a barrier strip A, connecting convex blocks A and connecting convex blocks B formed on the top surface of the barrier strip A at intervals and a slot A formed on the bottom surface of the barrier strip A and extending along the axial direction.
Description
Technical Field
The invention relates to a splice body, in particular to a bidirectional locking mechanism, a splice unit and a splice body which can be used in the industries of packaging material flow, building decoration and the like.
Background
The traditional packaging industry generally adopts loading tools such as cartons, wooden boxes, plastic turnover boxes and the like to realize the packaging and transportation of articles. However, the products are usually fixed in size and poor in compatibility, so that various specifications and varieties are caused, repeated use is not facilitated, centralized recovery and treatment are not facilitated, environmental destruction is further caused, and the whole social resource is wasted.
The traditional building adopts structures such as concrete and steel bars, and the decoration industry adopts gypsum board and light steel joist structures generally, needs professional to construct, has the inconvenient problem of construction, and once the material is used, can't restore basically, also has the technical problem that can't recycle yet.
Therefore, the applicant of the present invention proposes a detachable splicing structure and a splicing body (CN 207434013U) having the same, by providing expandable edges on four sides of a panel, rapid splicing and detachment of the expandable edges in a horizontal or vertical direction is achieved, and the splicing body has advantages of being integrally firm, convenient to assemble and disassemble, high in standardization level, etc., however, the panel and the expandable edges are integrated, so that in order to enable more splicing forms, the splicing is more flexible, and therefore, further improvement of the splicing body is necessary.
The rapid splicing and disassembly of the splicing body are realized through a locking mechanism, and referring to fig. 1, the locking mechanism comprises a guide sleeve, a push rod, a spring tongue and a spring, and the guide sleeve ensures the push rod to act on a straight line; the push rod can drive the spring tongue, and when the spring tongue pops out, two adjacent panels can be connected; the spring gives a rebound force to rotate the spring tongue to another fixed position; the extensible edge of the panel is also provided with a second connecting block with a belt A, which is used for making a hole corresponding to the spring tongue during assembly; the first connecting block and the second connecting block are arranged at intervals, so that the mutual engagement function is realized. The locking mechanism meets the requirement of rapid splicing among the panels of the spliced body to a certain extent, but the button end is positioned at a virtual position (in a non-working state), and the button is locked edge by edge when the operation is carried out, so that further improvement on the locking mechanism is needed.
Disclosure of Invention
In order to solve the technical problems, the invention provides a bidirectional locking mechanism, a splicing unit and a splicing body, wherein the bidirectional locking mechanism does not need to be locked side by side, the locking mechanisms are all in a working state, the splicing unit is assembled by a frame and an intermediate plate, more splicing forms can be realized, the splicing is more flexible, and the splicing body can complete locking in the direct splicing process of the splicing unit, is simple to assemble and is convenient to operate.
The technical scheme of the invention is realized as follows:
the two-way locking mechanism comprises a spring pin, a button, a connecting rod assembly and a pressure spring, wherein the connecting rod assembly comprises a first connecting rod piece, a middle rotating shaft and a second connecting rod piece, the button comprises a button body and a button convex column formed on the outer side of the button body, the spring pin comprises a spring pin body and a spring pin convex column formed on the outer side of the spring pin body, the middle connecting rod piece is sleeved and fixed on the middle part of the middle rotating shaft, one end of the first connecting rod piece is rotationally connected with one end of the middle connecting rod piece, the other end of the first connecting rod piece is rotationally connected with the button body, one end of the second connecting rod piece is rotationally connected with the other end of the middle connecting rod piece, and the other end of the second connecting rod piece is rotationally connected with the spring pin body; the pressure spring is positioned and installed between the inner side of the spring pin body and the inner side of the button body, a gear hook extending towards the spring pin body is formed on the bottom side of the button body, a push rod extending towards the button body and opposite to the gear hook is formed on the spring pin body, and the axis of the middle rotating shaft is mutually perpendicular to the connecting line of the button and the spring pin.
Further, the structure that the pressure spring location is installed between the inboard of bullet round pin body and the inboard of button body is: a first positioning column extending towards the spring pin is formed in the middle of the button body, a second positioning column extending towards the button and opposite to the first positioning column is formed on the spring pin body, one end of the pressure spring is sleeved on the first positioning column, and the other end of the pressure spring is sleeved on the second positioning column; or, be formed with the locating hole in button body middle part, be formed with the locating support that directional button extends and just right with the locating hole on the bullet round pin body, the locating support includes support body and the locating pin that forms in support body front end, and pressure spring one end holding is located on the locating hole, and pressure spring other end cover is located on the locating pin, has the logical groove of dodging the middle pivot on the support body.
A splicing unit comprises a square middle plate A and four frames A, wherein each frame A comprises a barrier strip A, a connecting lug A and a connecting lug B which are formed on the top surface of the barrier strip A at intervals, and a slot A which is formed on the bottom surface of the barrier strip A and extends along the axial direction, and slotted holes A are formed at two ends of the connecting lug B; four sides of the square middle plate A are inserted into slots A of four frames A, and the four frames A are connected end to end and are fixed together through buckling between a male buckle A and a female buckle A; the connecting lug B is arranged near the middle part of the frame A, the connecting lug A is arranged near one end of the frame A, two-way locking mechanisms are arranged in the connecting lug A, a through hole A is formed in the connecting lug A, a baffle ring A is formed at the opening of the inner side of the through hole A, a tightening gear hole A and a popup gear hole A are formed on the bottom wall of the through hole A at intervals, the two-way locking mechanisms are blocked in the through hole A through an end cover A, two ends of a middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through hole A or two ends of the middle rotating shaft are rotatably arranged on two oppositely arranged mounting arms A extending from the inner side of the end cover A; the spring pin and the button of the bidirectional locking mechanism can axially stretch and retract in the through hole A, and are positioned in an unlocking state and a locking state, in the unlocking state, the pressure spring is in a compression state, a part of the spring pin protruding column is exposed from the baffle ring A, a part of the button protruding column is exposed from the avoidance hole A in the middle of the end cover A, and the gear hook is connected to the tightening gear hole A; in the locking state, the pressure spring is in an extending state, a part of the spring pin protruding column pops out of the baffle ring A, so that the spring pin body is stopped and positioned at the inner side of the baffle ring A, a part of the button protruding column pops out of the avoidance hole A, so that the button body is stopped and positioned at the inner side of the end cover A, and the gear hook is hung on the pop-up gear hole A; when the elastic pin convex column is retracted under the drive of external force, the gear hook can be driven by the ejector rod to be separated from the tightening gear hole A, so that the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state; when the button convex column is retracted under the drive of external force, the gear hook can be driven to be separated from the pop-up gear hole A, so that the bidirectional locking mechanism is changed from a locking state to an unlocking state, and the pressure spring is used for compressing and storing energy.
Further, the female buckle A and the male buckle A are square boxes, the side wall, close to the opening, of the male buckle A is provided with a buckle A, the side wall, close to the bottom, of the female buckle A is provided with a clamping groove A corresponding to the buckle A, the male buckle A is inserted into the female buckle A, the male buckle A and the female buckle A are fixed together through the buckling of the buckle A and the clamping groove A, and the male buckle A and the female buckle A are provided with a slot A avoiding the angle of the square middle plate A.
Further, end cover fixing holes A are formed in the top wall and the bottom wall of the connecting lug A, a clamping hook A corresponding to the end cover fixing holes A is formed in the inner side of the end cover, and the end cover A and the connecting lug A are fastened and fixed together through the clamping hook A and the end cover fixing holes A; when the two ends of the middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through hole A, sliding grooves A are formed in the front wall and the rear wall of the connecting protruding block A, fixing rods A corresponding to the sliding grooves A are formed in the inner side of the end cover A, the fixing rods A are inserted into the sliding grooves A, and the end parts of the fixing rods A and the sliding grooves A enclose a fixing groove A used for limiting rotation of the middle rotating shaft.
The utility model provides a splice, including two at least concatenation units, splice in horizontal direction or vertical direction between two adjacent concatenation units, two adjacent concatenation unit connection lug A and connection lug B peg graft each other, in the grafting in-process, the bullet round pin projection in the connection lug A of one concatenation unit contracts under the drive of the connection lug B of another concatenation unit, and then drive ejector pin drive gear couple and take off and tighten up gear hole A, two-way locking mechanical system shifts to the locking state from the unblock state under the drive of pressure spring, the bullet round pin projection pops out a part again in from keeping off ring A, and insert in the slotted hole A of the connection lug A of another concatenation unit, two adjacent concatenation units lock.
The splicing unit comprises a square middle plate B, two frames C and two frames D, wherein the frames C comprise a barrier strip C, a connecting lug C formed in the middle of the top surface of the barrier strip C and a slot C formed on the bottom surface of the barrier strip C and extending along the axial direction, the frames D comprise a barrier strip D, two connecting lugs D formed in the middle of the top surface of the barrier strip D at intervals and a slot D formed on the bottom surface of the barrier strip D and extending along the axial direction, and slot B is formed at two ends of the connecting lug B; the length of the connecting convex block C is the same or nearly the same as the length between the two connecting convex blocks D; two adjacent edges of the square middle plate B are inserted into slots C of two frames C, and the other two adjacent edges of the square middle plate B are inserted into slots D of two frames D, and are fixed together through buckling between the frames C and D, between the two frames C and between the two frames D through a male buckle B and a female buckle B; two connecting lugs D are internally provided with two-way locking mechanisms, a through hole B is formed on the connecting lugs D, a baffle ring B is formed at the opening of the inner side of the through hole B, a tightening gear hole B and a popup gear hole B are formed on the bottom wall of the through hole B at intervals, the two-way locking mechanisms are plugged in the through hole B through an end cover B, two ends of a middle rotating shaft are rotatably mounted on the front wall and the rear wall of the through hole B or two ends of the middle rotating shaft are rotatably mounted on two oppositely arranged mounting arms B extending from the inner side of the end cover B; the spring pin and the button of the bidirectional locking mechanism can axially stretch and retract in the through hole and are positioned in an unlocking state and a locking state, in the unlocking state, the pressure spring is in a compression state, a part of the spring pin protruding column is exposed from the baffle ring B, a part of the button protruding column is exposed from the avoidance hole B in the middle of the end cover B, and the gear hook is hooked on the tightening gear hole B; in the locking state, the pressure spring is in an extending state, a part of the spring pin protruding column pops out of the baffle ring B, so that the spring pin body is stopped and positioned at the inner side of the baffle ring B, a part of the button protruding column pops out of the avoidance hole B, so that the button body is stopped and positioned at the inner side of the end cover B, and the gear hook is hung on the pop-up gear hole B; when the elastic pin convex column is retracted under the drive of external force, the gear hook can be driven by the ejector rod to be separated from the tightening gear hole B, so that the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state; when the button convex column is retracted under the drive of external force, the gear hook can be driven to be separated from the pop-up gear hole B, so that the bidirectional locking mechanism is changed from a locking state to an unlocking state, and the pressure spring is used for compressing and storing energy.
Further, the female buckle B and the male buckle B are square boxes, a buckle B is formed on the side wall, close to the opening, of the male buckle B, a clamping groove B corresponding to the buckle B is formed on the side wall, close to the bottom, of the female buckle B, the male buckle B is inserted into the female buckle B, the male buckle B and the female buckle B are fixed together through buckling of the buckle B and the clamping groove B, and a slot B for avoiding a corner of the square middle plate B is formed on the male buckle B and the female buckle B.
Further, end cover fixing holes B are formed in the top wall and the bottom wall of the connecting lug D, a clamping hook B corresponding to the end cover fixing holes B is formed in the inner side of the end cover B, and the end cover B and the connecting lug D are fastened and fixed together through the clamping hook B and the end cover fixing holes B; when the two ends of the middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through hole B, sliding grooves B are formed in the front wall and the rear wall of the connecting lug D, fixing rods B corresponding to the sliding grooves B are formed in the inner sides of the end covers D, the fixing rods B are inserted into the sliding grooves B, and the end parts of the fixing rods B and the sliding grooves B enclose a fixing groove B used for limiting the rotation of the middle rotating shaft.
The utility model provides a splice, including two at least concatenation units, splice between two adjacent concatenation units in horizontal direction or vertical direction, splice unit's connection lug C inserts between two connection lugs D of adjacent concatenation unit, in the in-process that connection lug C inserted between two connection lugs D, the bullet round pin projection in the connection lug D contracts under connection lug C's drive, and then drive ejector pin drive gear couple and take off and tighten up gear hole B, two-way locking mechanical system shifts to the locking state from the unblock state under the drive of pressure spring, the bullet round pin projection pops out a part again from in the baffle ring B, and insert in connection lug B's slotted hole B, two adjacent concatenation units lock.
The beneficial effects of the invention are as follows: the invention forms a bidirectional locking mechanism capable of bidirectionally driving unlocking and locking by innovatively designing the connecting rod assembly between the button and the spring pin and positioning and installing the pressure spring, wherein the middle rotating shaft of the connecting rod assembly is rotatably installed on corresponding parts (such as a frame of a splicing unit or two installation arms of an end cover), the first connecting rod piece is rotatably installed on the button body and the middle connecting rod piece, the second connecting rod piece is rotatably installed on the spring pin body and the middle connecting rod piece, thus a telescopic connecting rod mechanism is formed, the stability of bidirectional movement of the spring pin and the button can be ensured, the pressure spring is installed between the spring pin body and the button body, and the bidirectional locking mechanism can provide driving force for the bidirectional movement of the spring pin and the button, so that the bidirectional locking mechanism works in different states, for example, works in an unlocking state and a locking state, the spring pin and the button move oppositely, the pressure spring is in a compression state, the spring is in a locking state, the spring pin and the button move oppositely, and the pressure spring is in an extending state, so that two different working states are realized. Therefore, the bidirectional locking mechanism does not need to lock side by side, realizes the simultaneous locking in the direct splicing process, and can ensure that the locking mechanism is in a working state.
The invention also improves the structure of the splicing unit, the splicing unit consists of a frame and a square middle plate, the frame consists of a baffle bar, a connecting lug A and a connecting lug B which are formed on the top surface of the baffle bar at intervals and a slot which is formed on the bottom surface of the baffle bar and extends along the axial direction, and when the splicing unit is assembled, the four sides of the square middle plate are only required to be inserted into the slots of the baffle bars of the four frames, and the assembly can be completed through the insertion of a male buckle and a female buckle, so that the operation is simple, more splicing forms can be realized, the splicing is more flexible, the splicing unit adopts the bidirectional locking mechanism, the bidirectional locking mechanism is positioned and installed in a through hole of the connecting lug A through an end cover, and a tightening gear hole and a pop-up gear hole corresponding to a gear hook are arranged on the connecting lug A, thereby realizing the functions of quickly locking and unlocking the splicing unit and other splicing units.
By using the splicing units, a plurality of splicing units are spliced in the horizontal direction or the vertical direction, so that various structures can be spliced, and a user can splice a certain number of splicing units according to the needs of the user. For example, the packaging box can be formed into a closed type or an open type packaging box, can be applied to the fields of packaging logistics and the like, can be expanded in a horizontal plane, can be formed into a detachable spliced wall body or plate body, and can be applied to the fields of building decoration and the like.
Drawings
FIG. 1 is a perspective view from the top of a preferred embodiment 1 of a bi-directional locking mechanism of the present invention;
FIG. 2 is a perspective view of the bottom view of the preferred embodiment 1 of the bi-directional locking mechanism of the present invention;
FIG. 3 is a perspective view from the top of preferred embodiment 2 of the bi-directional locking mechanism of the present invention;
FIG. 4 is a perspective view of the bottom view of the preferred embodiment 2 of the bi-directional locking mechanism of the present invention;
FIG. 5 is a front view of a preferred embodiment 1 of the splice unit of the present invention;
FIG. 6 is a perspective view of a preferred embodiment 1 of a splice unit of the present invention;
FIG. 7 is a perspective view of a preferred embodiment 1 of the frame of the splice unit of the present invention with the square intermediate plate removed;
FIG. 8 is a perspective view of the top view of preferred embodiment 1 of the frame of the splice unit of the present invention;
FIG. 9 is a perspective view of the bottom view of preferred embodiment 1 of the frame in the splice unit of the present invention;
FIG. 10 is a bottom view of preferred embodiment 1 of the frame of the splice unit of the present invention;
FIG. 11 is a cross-sectional view taken along line A-A of FIG. 10;
FIG. 12 is a schematic view of one construction of an end cap of the present invention;
FIG. 13 is a schematic view of another construction of an end cap according to the present invention;
FIG. 14 is a perspective view of a preferred embodiment 1 of a splice of the present invention;
FIG. 15 is a perspective view of a preferred embodiment 2 of the splice of the present invention;
Fig. 16 is a front view of a preferred embodiment 2 of the splice unit of the present invention.
Detailed Description
In order that the technical content of the present invention may be more clearly understood, the following detailed description of the embodiments is given only for better understanding of the content of the present invention and is not intended to limit the scope of the present invention. The components in the structures of the drawings of the embodiments are not to scale and thus do not represent actual relative sizes of the structures in the embodiments.
FIG. 1 is a perspective view of the top view of the bi-directional locking mechanism of the present invention; FIG. 2 is a perspective view of the bottom view of the bi-directional locking mechanism of the present invention; referring to fig. 1 and 2, a bidirectional locking mechanism 1 includes a spring pin 11, a button 12, a link assembly 13 and a compression spring 14, where the link assembly includes a first link member 131, a middle link member 132, a middle rotating shaft 133 and a second link member 134, where the first link member is a single sheet-shaped connecting member, the middle link member is a single oval-shaped connecting member, and the second link member is a single sheet-shaped connecting member, and preferably, the first and second link members have the same structure and are symmetrically arranged. The button includes button body 121 and forms in the button boss 122 in the button body outside, the bullet round pin includes bullet round pin body 111 and forms in the bullet round pin boss 112 in the bullet round pin body outside, middle link cover is fixed in middle pivot middle part, first link one end is connected through the round pin axle rotation with the one end of middle link, the other end of first link is connected through the round pin axle rotation with the button body, second link one end is connected through the round pin axle rotation with the other end of middle link, the other end and the bullet round pin body of second link are connected through the round pin axle rotation, the pressure spring location is installed between the inboard of bullet round pin body and the inboard of button body, the concrete structure is: a first positioning column 124 extending towards the spring pin is formed in the middle of the button body, a second positioning column 114 extending towards the button and opposite to the first positioning column is formed on the spring pin body, one end of the pressure spring is sleeved on the first positioning column, and the other end of the pressure spring is sleeved on the second positioning column; the bottom side of the button body is provided with a gear hook 123 extending towards the spring pin body, the spring pin body is provided with a push rod 113 extending towards the button body and opposite to the gear hook, and the axis of the middle rotating shaft is mutually perpendicular to the connecting line of the button and the spring pin.
FIG. 3 is a perspective view from the top of preferred embodiment 2 of the bi-directional locking mechanism of the present invention; FIG. 4 is a perspective view of the bottom view of the preferred embodiment 2 of the bi-directional locking mechanism of the present invention; referring to fig. 3 and 4, a bi-directional locking mechanism 1 includes a spring pin 11, a button 12, a link assembly 13 and a compression spring 14, wherein the link assembly includes a first link member 131, a middle link member 132, a middle pivot 133 and a second link member 134, the first link member is composed of two sheet-like connection members 1311 and a columnar connection member 1312 connected between the two sheet-like connection members, the middle link member is composed of two elliptic connection blocks 1321, and the second link member is composed of two sheet-like connection members 1341 and a columnar connection member 1342 connected between the two sheet-like connection members, preferably, the first and second link members are identical in structure and symmetrically arranged. The button includes button body 121 and forms in the button boss 122 in the button body outside, the bullet round pin includes bullet round pin body 111 and forms in the bullet round pin boss 112 in the bullet round pin body outside, middle link cover is fixed in middle pivot middle part, the one end of two sheet-like connecting pieces of first link is rotated through the round pin axle with the one end of two oval connecting pieces of middle link and is connected, the both ends of the columnar connecting piece of the other end of first link are rotated through the round pin axle with two lugs on the button body and are connected, the one end of two sheet-like connecting pieces of second link is rotated through the round pin axle with the other end of two oval connecting pieces of middle link, the both ends of the columnar connecting piece of the other end of second link are rotated through the round pin axle with two lugs on the bullet round pin body and are connected, the pressure spring location is installed between the inboard of bullet round pin body and the inboard of button body, the concrete structure is: the button body middle part is formed with the locating hole, is formed with the locating support 115 that the directional button extends and just to with the locating hole on the bullet round pin body, and the locating support includes support body 1151 and forms in the locating pin 1152 of support body front end, and pressure spring one end holding is located on the locating hole, and pressure spring other end cover is located on the locating pin, has the logical groove 1153 of dodging the middle pivot on the support body. The bottom side of the button body is provided with a gear hook 123 extending towards the spring pin body, the spring pin body is provided with a push rod 113 extending towards the button body and opposite to the gear hook, and the axis of the middle rotating shaft is mutually perpendicular to the connecting line of the button and the spring pin.
In the two preferred embodiments, the connecting rod assembly is innovatively designed between the button and the spring pin and is positioned and provided with the pressure spring, so that the bidirectional locking mechanism capable of bidirectionally driving unlocking and locking is formed, wherein the middle rotating shaft of the connecting rod assembly is rotatably arranged on an applied part (such as a frame of the splicing unit), the first connecting rod piece is rotatably arranged on the button body and the middle connecting rod piece, the second connecting rod piece is rotatably arranged on the spring pin body and the middle connecting rod piece, a telescopic connecting rod mechanism is formed, the stability of bidirectional movement of the spring pin and the button can be ensured, the pressure spring is arranged between the spring pin body and the button body, and the bidirectional locking mechanism can provide driving force for the bidirectional movement of the spring pin and the button, so that the bidirectional locking mechanism can work in different states, such as an unlocking state and a locking state, the spring pin and the button move oppositely, the pressure spring is in a compressed state, the spring and the button move oppositely, and the pressure spring is in an extending state, so that two different working states are realized. Therefore, the bidirectional locking mechanism does not need to lock side by side, realizes the simultaneous locking in the direct splicing process, and can ensure that the locking mechanism is in a working state.
Among the two preferred embodiments, the preferred embodiment 1 forms the first positioning column in the middle of the button body, and forms the second positioning column in the middle of the spring pin body, so that two ends of the pressure spring can be fixed on the first positioning column and the second positioning column, the positioning and mounting functions of the pressure spring are realized, and the operation and the mounting are very convenient. In the preferred embodiment 2, the positioning hole is formed in the middle of the button body, the positioning bracket is formed in the middle of the spring pin body, and the positioning bracket consists of the bracket body and the positioning pin formed at the front end of the bracket body, so that two ends of the pressure spring can be fixed on the positioning hole and the positioning pin, the positioning and mounting functions of the pressure spring are realized, and the operation and the mounting are very convenient. The compression spring of the preferred embodiment 2 can be designed shorter than that of the preferred embodiment 1, and the first link member is composed of two sheet-like connection members and a columnar connection member connected between the two sheet-like connection members, the intermediate link member is composed of two elliptic connection blocks, and the second link member is composed of two sheet-like connection members and a columnar connection member connected between the two sheet-like connection members, so that the structure is more stable.
FIG. 5 is a front view of a preferred embodiment 1 of the splice unit of the present invention; FIG. 6 is a perspective view of a preferred embodiment 1 of a splice unit of the present invention; FIG. 7 is a perspective view of a preferred embodiment 1 of the frame of the splice unit of the present invention with the square intermediate plate removed; FIG. 8 is a perspective view of the top view of preferred embodiment 1 of the frame of the splice unit of the present invention; FIG. 9 is a perspective view of the bottom view of preferred embodiment 1 of the frame in the splice unit of the present invention; FIG. 10 is a bottom view of preferred embodiment 1 of the frame of the splice unit of the present invention; FIG. 11 is a cross-sectional view taken along line A-A of FIG. 10; FIG. 12 is a schematic view of one construction of an end cap of the present invention; referring to fig. 5, 6, 7, 8, 9, 10, 11 and 12, a splice unit includes a square middle plate a210 and four frames a310, wherein the frames a include a barrier rib a311, a connection bump a312 and a connection bump B313 formed on the top surface of the barrier rib a at intervals, and a slot a314 formed on the bottom surface of the barrier rib a and extending in the axial direction, and slot a3131 is formed at both ends of the connection bump B; four sides of the square middle plate A are inserted into slots A of four frames A, and the four frames A are connected end to end and are fixed together through buckling between a male buckle A510 and a female buckle A610; the connecting lug B is arranged near the middle part of the frame A, the connecting lug A is arranged near one end of the frame A, the two-way locking mechanisms 1 are arranged in the connecting lug A, a through hole A3121 is formed in the connecting lug A, a baffle ring A3122 is formed at the opening of the inner side of the through hole A, a tightening gear hole A3123 and a pop-up gear hole A3124 are formed on the bottom wall of the through hole A at intervals, the two-way locking mechanisms are plugged in the through hole A through an end cover A710, and two ends of the middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through hole A; the spring pin and the button of the bidirectional locking mechanism can axially stretch and retract in the through hole A, and are positioned in an unlocking state and a locking state, in the unlocking state, the pressure spring is in a compressed state, a part of the spring pin protruding column is exposed from the baffle ring A, a part of the button protruding column is exposed from the avoidance hole A711 in the middle of the end cover A, and the gear hook is connected to the tightening gear hole A; in the locking state, the pressure spring is in an extending state, a part of the spring pin protruding column pops out of the baffle ring A, so that the spring pin body is stopped and positioned at the inner side of the baffle ring A, a part of the button protruding column pops out of the avoidance hole A, so that the button body is stopped and positioned at the inner side of the end cover A, and the gear hook is hung on the pop-up gear hole A; when the elastic pin convex column is retracted under the drive of external force, the gear hook can be driven by the ejector rod to be separated from the tightening gear hole A, so that the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state; when the button convex column is retracted under the drive of external force, the gear hook can be driven to be separated from the pop-up gear hole A, so that the bidirectional locking mechanism is changed from a locking state to an unlocking state, and the pressure spring is used for compressing and storing energy.
The splicing unit with the structure comprises a frame A and a square middle plate A, wherein the frame A consists of a barrier strip A, a connecting lug A and a connecting lug B which are formed on the top surface of the barrier strip A at intervals and a slot A which is formed on the bottom surface of the barrier strip A and extends along the axial direction, and the slot A is used for fixing the square middle plate A to ensure tightness; during assembly, four sides of the square middle plate A are only required to be inserted into slots of barrier strips of four frames, assembly can be completed through insertion of the male buckle A and the female buckle A, operation is simple, more modes can be formed in splicing, splicing is more flexible, the splicing unit is provided with the bidirectional locking mechanism, the bidirectional locking mechanism is positioned and installed in the through hole A of the connecting lug A through the end cover, and the tightening gear hole A and the ejecting gear hole A corresponding to the gear hook are arranged on the connecting lug A, so that the rapid locking and unlocking functions of the splicing unit and other splicing units are realized.
The working principle of the splicing unit of the invention is as follows:
1) The spring pin and the button are in a locking state when being ejected bidirectionally, and are in an unlocking state after being tightened bidirectionally;
2) Before splicing, each splicing unit is positioned in an unlocking state in advance, namely, a gear hook is hung in a tightening gear hole A, when two splicing units are spliced, a spring pin convex column in a connecting convex block A of one splicing unit is retracted under the driving of a connecting convex block B of the other splicing unit, so that a push rod is driven to drive the gear hook to separate from the tightening gear hole A, at the moment, a bidirectional locking mechanism can be driven by the restoring force of a pressure spring to be changed from the unlocking state to the locking state, at the moment, a part of spring pin convex column is popped out of a baffle ring A again and is inserted into a groove hole A of the connecting convex block A of the other splicing unit, and two adjacent splicing units are locked.
3) When two splice units are disassembled, the button in the connecting lug A is pressed by external force, the button is retracted, the gear hook can be driven to be separated from the pop-up gear hole A and pushed to the tightening gear hole A, at the moment, the spring pin side can be retracted simultaneously, the connected splice units are detached, and the spring pin can be returned to the locking state again.
Preferably, referring to fig. 8 and 9, the female buckle a and the male buckle a are square boxes, a buckle a511 is formed on a side wall, close to the opening, of the male buckle a, a clamping groove a611 corresponding to the buckle a is formed on a side wall, close to the bottom, of the female buckle a, the male buckle a is inserted into the female buckle a, the male buckle a and the female buckle a are fixed together through buckling of the buckle a and the clamping groove a, and slots a,512 and 612 avoiding corners of the square middle plate a are formed on the male buckle a and the female buckle a. The male buckle A and the female buckle A are clamped with each other through the clamping buckle A and the clamping groove A, two adjacent frames A can be fast fixed together, disassembly and assembly are very convenient, the slot A512,612 is used for avoiding the square middle plate, and when the square middle plate is specifically implemented, the male buckle A, the female buckle A, the connecting convex block B and the barrier strip A can be integrally injection molded to form an integral structure.
Preferably, referring to fig. 8, 11 and 12, end cover fixing holes a3125 are formed on top and bottom walls of the connection bump a, sliding grooves a3126 are formed on front and rear walls of the connection bump a, hooks a712 corresponding to the end cover fixing holes a are formed on the inner side of the end cover, fixing rods a713 corresponding to the sliding grooves a are formed on the inner side of the end cover a, the end cover a and the connection bump a are fixed together through buckling of the hooks a and the end cover fixing holes a, the fixing rods a are inserted into the sliding grooves a, and fixing grooves a3127 for limiting rotation of the intermediate rotating shaft are formed by the end parts of the fixing rods a and the sliding grooves a. Like this, the end cover is purchased A through the card and is connected with the buckle of the end cover fixed orifices A that corresponds the setting on the connecting lug A, can realize the function of the two-way locking mechanism of location installation, and the dead lever A that extends the formation on the end cover A can cooperate with the spout on the connecting lug A, realizes rotating the function of the middle pivot of location, simple structure, the implementation of being convenient for. The splicing unit can be used as a standard component for installation and splicing, and is convenient for production.
In the splice unit of the above structure, the structure of the preferred embodiment 1 to which the bidirectional locking mechanism of the present invention is applied, that is, the bidirectional locking mechanism is blocked in the through hole a by an end cap a, and both ends of the intermediate rotary shaft are rotatably installed on the front wall and the rear wall of the through hole a. In other embodiments, the splicing unit may also employ the structure of the preferred embodiment 2 of the bidirectional locking mechanism of the present invention, where two ends of the intermediate shaft are rotatably mounted on two oppositely disposed mounting arms a extending from the inner side of the end cover a; referring to fig. 13, at this time, the inner side of the end cap 710 is formed with a hook a712 corresponding to the end cap fixing hole a, and the inner side of the end cap a is formed with two oppositely disposed mounting arms a714 extending from the inner side of the end cap a; the end cover A and the connecting projection A are fastened and fixed together through the fastening hook A and the end cover fixing hole A, and two ends of the middle rotating shaft are rotatably arranged on two oppositely arranged mounting arms A714. Therefore, the bidirectional locking mechanism and the end cover can be assembled together first and then assembled into the through hole of the connecting lug A, so that the forming of the sliding groove A on the connecting lug A is avoided, the structure is simplified, and the structure is more stable and reliable.
The invention also provides a splicing body which comprises at least two splicing units, wherein the two adjacent splicing units are spliced in the horizontal direction or the vertical direction, the connecting convex blocks A and the connecting convex blocks B of the two adjacent splicing units are mutually spliced, in the splicing process, the elastic pin convex column in the connecting convex block A of one splicing unit is contracted inwards under the driving of the connecting convex block B of the other splicing unit, so as to drive the ejector rod to drive the gear hook to separate from the tightening gear hole A, the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state, and part of the elastic pin convex column is ejected from the baffle ring A and inserted into the groove hole A of the connecting convex block A of the other splicing unit to lock the two adjacent splicing units. Therefore, the spliced body of the spliced unit can be locked in the direct splicing process of the spliced unit, and is simple to assemble and convenient to operate.
Through splicing a plurality of splice units in the horizontal direction or the vertical direction, can splice and form multiple structures, the user can splice a certain amount of splice units according to own needs. For example, the packaging box can be formed into a closed type or an open type packaging box, can be applied to the fields of packaging logistics and the like, can be expanded in a horizontal plane, can be formed into a detachable spliced wall body or plate body, and can be applied to the fields of building decoration and the like.
FIG. 14 is a perspective view of a preferred embodiment 1 of a splice of the present invention; FIG. 15 is a perspective view of a preferred embodiment 2 of the splice of the present invention; referring to fig. 14, the splicing unit of the present invention can be spliced into a packaging box for packaging logistics, the packaging box can be composed of six or five splicing units, the six splicing units are spliced into a closed square box body, and the five splicing units are spliced into an open square box body with one side being short. When the packaging box is applied to logistics, the packaging box can replace the traditional packaging box, and is very high in standardization degree, very convenient to assemble and disassemble, and capable of easily realizing relevant works such as recycling centralized processing, thereby protecting the environment and saving the whole social resources.
Referring to fig. 15, the splicing unit of the present invention can be spliced into a planar wall or a planar plate for application in the field of decoration construction, and is formed by arbitrarily splicing a plurality of splicing units, and the plurality of splicing units are spliced on a horizontal plane to form a planar plate or a planar wall. Referring to fig. 15, the planar plate body is formed by splicing four splicing units, and is very convenient to assemble and disassemble, so that the current situation that the conventional building material is inconvenient to construct and can not be reused after being used once can be changed due to the very high standardization degree of the planar plate body in the aspect of building decoration.
Fig. 16 is a front view of a preferred embodiment 2 of a splice unit according to the present invention, referring to fig. 16, a splice unit includes a square middle plate B220, two frames C320 and two frames D420, the frames C include a barrier rib C321, a connection protrusion C322 formed at a middle position of a top surface of the barrier rib C, and a slot C formed on a bottom surface of the barrier rib C and extending in an axial direction, the frames D include a barrier rib D421, two connection protrusions D422 formed at a middle position of the top surface of the barrier rib D at intervals, and a slot D formed on the bottom surface of the barrier rib D and extending in an axial direction, and both ends of the connection protrusion B are formed with slot holes B; the length of the connecting convex block C is the same or nearly the same as the length between the two connecting convex blocks D; two adjacent edges of the square middle plate B are inserted into slots C of two frames C, and the other two adjacent edges of the square middle plate B are inserted into slots D of two frames D, and are fixed together through buckling between the frames C and D, between the two frames C and between the two frames D through a male buckle B and a female buckle B; two connecting lugs D are internally provided with two-way locking mechanisms 1, the connecting lugs D are provided with through holes B, baffle rings B are formed at the openings of the inner sides of the through holes B, tightening gear holes B and ejecting gear holes B are formed on the bottom wall of the through holes B at intervals, the two-way locking mechanisms are plugged in the through holes B through an end cover B, and two ends of a middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through holes B; the spring pin and the button of the bidirectional locking mechanism can axially stretch and retract in the through hole and are positioned in an unlocking state and a locking state, in the unlocking state, the pressure spring is in a compression state, a part of the spring pin protruding column is exposed from the baffle ring B, a part of the button protruding column is exposed from the avoidance hole B in the middle of the end cover B, and the gear hook is hooked on the tightening gear hole B; in the locking state, the pressure spring is in an extending state, a part of the spring pin protruding column pops out of the baffle ring B, so that the spring pin body is stopped and positioned at the inner side of the baffle ring B, a part of the button protruding column pops out of the avoidance hole B, so that the button body is stopped and positioned at the inner side of the end cover B, and the gear hook is hung on the pop-up gear hole B; when the elastic pin convex column is retracted under the drive of external force, the gear hook can be driven by the ejector rod to be separated from the tightening gear hole B, so that the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state; when the button convex column is retracted under the drive of external force, the gear hook can be driven to be separated from the pop-up gear hole B, so that the bidirectional locking mechanism is changed from a locking state to an unlocking state, and the pressure spring is used for compressing and storing energy.
Preferably, the female buckle B and the male buckle B are square boxes, the side wall of the male buckle B, which is close to the opening, is provided with a buckle B, the side wall of the female buckle B, which is close to the bottom, is provided with a clamping groove B corresponding to the buckle B, the male buckle B is inserted into the female buckle B, the male buckle B and the female buckle B are fixed together through the buckling of the buckle B and the clamping groove B, and the male buckle B and the female buckle B are provided with a slot B for avoiding the angle of the square middle plate B.
Preferably, the top wall and the bottom wall of the connecting lug D are respectively provided with an end cover fixing hole B, the front wall and the rear wall of the connecting lug D are respectively provided with a chute B, the inner side of the end cover B is provided with a clamping hook B corresponding to the end cover fixing holes B, the inner side of the end cover D is provided with a fixing rod B corresponding to the chute B, the end cover B and the connecting lug D are fixed together through the clamping hooks B and the buckling of the end cover fixing holes B, the fixing rod B is inserted in the chute B, and the end part of the fixing rod B and the chute B enclose a fixing groove B for limiting the rotation of the middle rotating shaft.
The splicing body comprises at least two splicing units in the preferred embodiment 2, wherein two adjacent splicing units are spliced in the horizontal direction or the vertical direction, a connecting lug C of each splicing unit is inserted between two connecting lugs D of each adjacent splicing unit, in the process that the connecting lug C is inserted between the two connecting lugs D, a spring pin convex column in the connecting lug D is contracted inwards under the driving of the connecting lug C, so as to drive a push rod to drive a gear hook to separate from a tightening gear hole B, a bidirectional locking mechanism is driven by a pressure spring to be changed from an unlocking state to a locking state, and a part of spring pin convex column is popped out of a baffle ring B and is inserted into a groove hole B of the connecting lug B, so that the two adjacent splicing units are locked.
In summary, the invention provides a bidirectional locking mechanism, a splicing unit and a splicing body, wherein the bidirectional locking mechanism does not need to be locked side by side, the locking mechanism is in a working state, the splicing unit is assembled by a frame and an intermediate plate, more splicing forms can be realized, the splicing is more flexible, and the splicing body can finish locking in the direct splicing process of the splicing unit, is simple to assemble and is convenient to operate. The splicing unit can be spliced by any person at will according to the needs and the size can be adjusted at the later stage in the splicing process, so that the product cannot be damaged at all, and the splicing unit has wide application prospect.
The above embodiments are described in detail with reference to the accompanying drawings. Modifications and variations in the above-described embodiments may be made by those skilled in the art without departing from the spirit of the invention, which fall within the scope of the invention.
Claims (9)
1. A bi-directional locking mechanism (1), characterized by: the novel elastic pin comprises an elastic pin (11), a button (12), a connecting rod assembly (13) and a pressure spring (14), wherein the connecting rod assembly comprises a first connecting rod piece (131), a middle connecting rod piece (132), a middle rotating shaft (133) and a second connecting rod piece (134), the button comprises a button body (121) and a button convex column (122) formed on the outer side of the button body, the elastic pin comprises an elastic pin body (111) and an elastic pin convex column (112) formed on the outer side of the elastic pin body, the middle connecting rod piece is sleeved and fixed in the middle of the middle rotating shaft, one end of the first connecting rod piece is rotationally connected with one end of the middle connecting rod piece, the other end of the first connecting rod piece is rotationally connected with the button body, one end of the second connecting rod piece is rotationally connected with the other end of the middle connecting rod piece, and the other end of the second connecting rod piece is rotationally connected with the elastic pin body. The pressure spring is positioned and installed between the inner side of the spring pin body and the inner side of the button body, a gear hook (123) extending towards the spring pin body is formed on the bottom side of the button body, a push rod (113) extending towards the button body and opposite to the gear hook is formed on the spring pin body, and the axis of the middle rotating shaft is mutually perpendicular to the connecting line of the button and the spring pin;
The structure of the pressure spring positioned and installed between the inner side of the spring pin body and the inner side of the button body is as follows: a first positioning column (124) extending towards the spring pin is formed in the middle of the button body, a second positioning column (114) extending towards the button and opposite to the first positioning column is formed on the spring pin body, one end of the pressure spring is sleeved on the first positioning column, and the other end of the pressure spring is sleeved on the second positioning column; or, be formed with the locating hole in button body middle part, be formed with on the bullet round pin body to the button extends and with locating support (115) that the locating hole is just right, the locating support include support body (1151) and form in locating pin (1152) of support body front end, pressure spring one end holding is located on the locating hole, pressure spring other end cover is located on the locating pin, have on the support body dodges logical groove (1153) of middle pivot.
2. A splice unit, characterized in that: the structure comprises a square middle plate A (210) and four frames A (310), wherein each frame A comprises a barrier strip A (311), connecting convex blocks A (312) and connecting convex blocks B (313) which are formed on the top surface of the barrier strip A at intervals, and a slot A (314) which is formed on the bottom surface of the barrier strip A and extends along the axial direction, and slotted holes A (3131) are formed at two ends of each connecting convex block B; four sides of the square middle plate A are inserted into slots A of four side frames A, and the four side frames A are connected end to end and are fixed together through buckling between a male buckle A (510) and a female buckle A (610); the connecting lug B is arranged close to the middle of the frame A, the connecting lug A is arranged close to one end of the frame A, the connecting lugs A are internally provided with the two-way locking mechanism (1) as claimed in claim 1, through holes A (3121) are formed in the connecting lugs A, baffle rings A (3122) are formed at the inner openings of the through holes A, tightening gear holes A (3123) and ejecting gear holes A (3124) are formed on the bottom wall of the through holes A at intervals, the two-way locking mechanism is plugged in the through holes A through an end cover A (710), and two ends of the middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through holes A or two ends of the middle rotating shaft are rotatably arranged on two oppositely arranged mounting arms A (714) extending from the inner sides of the end cover A; the spring pin and the button of the bidirectional locking mechanism can axially stretch and retract in the through hole A, and are positioned in an unlocking state and a locking state, in the unlocking state, the pressure spring is in a compression state, a part of the spring pin protruding column is exposed out of the baffle ring A, a part of the button protruding column is exposed out of the avoidance hole A (711) in the middle of the end cover A, and the gear hook is hung on the tightening gear hole A; in the locking state, the pressure spring is in an extending state, the spring pin protruding column ejects a part from the baffle ring A, so that the spring pin body is stopped and positioned at the inner side of the baffle ring A, the button protruding column ejects a part from the avoidance hole A, so that the button body is stopped and positioned at the inner side of the end cover A, and the gear hook is hung on the ejection gear hole A; when the elastic pin convex column is retracted under the drive of external force, the gear hook can be driven by the ejector rod to be separated from the tightening gear hole A, so that the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state; when the button convex column is retracted under the drive of external force, the gear hook can be driven to be separated from the pop-up gear hole A, so that the bidirectional locking mechanism is changed from a locking state to an unlocking state, and the pressure spring is used for compressing and storing energy.
3. The splice unit of claim 2, wherein: the female buckle A and the male buckle A are square boxes, a buckle A (511) is formed on the side wall, close to the opening, of the male buckle A, a clamping groove A (611) corresponding to the buckle A is formed on the side wall, close to the bottom, of the female buckle A, the male buckle A is inserted into the female buckle A, the male buckle A and the female buckle A are fixed together through the buckling of the buckle A and the clamping groove A, and a slot A for avoiding the angle of the square middle plate A is formed on the male buckle A and the female buckle A.
4. The splice unit of claim 2, wherein: end cover fixing holes A (3125) are formed on the top wall and the bottom wall of the connecting lug A, a clamping hook A (712) corresponding to the end cover fixing holes A is formed on the inner side of the end cover, and the end cover A and the connecting lug A are fastened and fixed together through the clamping hook A and the end cover fixing holes A; when the two ends of the middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through hole A, sliding grooves A (3126) are formed on the front wall and the rear wall of the connecting protruding block A, fixing rods A (713) corresponding to the sliding grooves A are formed on the inner side of the end cover A, the fixing rods A are inserted into the sliding grooves A, and fixing grooves A (3127) used for limiting the rotation of the middle rotating shaft are formed by the end parts of the fixing rods A and the sliding grooves A in a surrounding mode.
5. A splice, its characterized in that: the two-way locking mechanism is driven by the pressure spring to change from an unlocking state to a locking state, and a part of the spring pin protruding column pops out of the baffle ring A and is inserted into a slot hole A of a connecting protruding block A of another splicing unit to lock the two adjacent splicing units.
6. A splice unit, characterized in that: the novel structure comprises a square middle plate B (220), two frames C (320) and two frames D (420), wherein the frames C comprise a barrier strip C (321), a connecting lug C (322) formed at the middle position of the top surface of the barrier strip C and a slot C formed on the bottom surface of the barrier strip C and extending along the axial direction, the frames D comprise a barrier strip D (421), two connecting lugs D (422) formed in the middle of the top surface of the barrier strip D at intervals and a slot D formed on the bottom surface of the barrier strip D and extending along the axial direction, and slot B is formed at two ends of the connecting lug B; the length of the connecting lug C is the same as or nearly the same as the length between the two connecting lugs D; two adjacent edges of the square middle plate B are inserted into slots C of two side frames C, the other two adjacent edges of the square middle plate B are inserted into slots D of two side frames D, and the side frames C and the side frames D, the two side frames C and the two side frames D are fastened together through a male buckle B and a female buckle B; the two-way locking mechanisms (1) of claim 1 are installed in the two connecting convex blocks D, through holes B are formed in the connecting convex blocks D, baffle rings B are formed at the openings of the inner sides of the through holes B, tightening gear holes B and ejecting gear holes B are formed on the bottom walls of the through holes B at intervals, the two-way locking mechanisms are plugged in the through holes B through end covers B, two ends of the middle rotating shaft are rotatably installed on the front wall and the rear wall of the through holes B or two ends of the middle rotating shaft are rotatably installed on two oppositely-arranged installation arms B extending from the inner sides of the end covers B; the spring pin and the button of the bidirectional locking mechanism can axially stretch and retract in the through hole and are positioned in an unlocking state and a locking state, in the unlocking state, the pressure spring is in a compression state, a part of the spring pin protruding column is exposed out of the baffle ring B, a part of the button protruding column is exposed out of the avoidance hole B in the middle of the end cover B, and the gear hook is connected with the tightening gear hole B in a hanging mode; in the locking state, the pressure spring is in an extending state, the spring pin protruding column ejects a part of the spring pin protruding column from the baffle ring B, so that the spring pin body stop is positioned at the inner side of the baffle ring B, the button protruding column ejects a part of the spring pin protruding column from the avoidance hole B, so that the button body stop is positioned at the inner side of the end cover B, and the gear hook is hung on the ejection gear hole B; when the elastic pin convex column is retracted under the drive of external force, the gear hook can be driven by the ejector rod to be separated from the tightening gear hole B, so that the bidirectional locking mechanism is driven by the pressure spring to be changed from an unlocking state to a locking state; when the button convex column is retracted under the drive of external force, the gear hook can be driven to be separated from the pop-up gear hole B, so that the bidirectional locking mechanism is changed from a locking state to an unlocking state, and the pressure spring is used for compressing and storing energy.
7. The splice unit of claim 6, wherein: the female buckle B and the male buckle B are square boxes, a buckle B is formed on the side wall, close to the opening, of the male buckle B, a clamping groove B corresponding to the buckle B is formed on the side wall, close to the bottom, of the female buckle B, the male buckle B is inserted into the female buckle B, the male buckle B and the female buckle B are fixed together through buckling of the buckle B and the clamping groove B, and a slot B for avoiding a corner of the square middle plate B is formed on the male buckle B and the female buckle B.
8. The splice unit of claim 6, wherein: an end cover fixing hole B is formed in the top wall and the bottom wall of the connecting lug D, a clamping hook B corresponding to the end cover fixing hole B is formed in the inner side of the end cover B, and the end cover B and the connecting lug D are fastened and fixed together through the clamping hook B and the end cover fixing hole B; when the two ends of the middle rotating shaft are rotatably arranged on the front wall and the rear wall of the through hole B, sliding grooves B are formed in the front wall and the rear wall of the connecting protruding block D, fixing rods B corresponding to the sliding grooves B are formed in the inner side of the end cover D, the fixing rods B are inserted into the sliding grooves B, and the end parts of the fixing rods B and the sliding grooves B enclose a fixing groove B used for limiting the rotation of the middle rotating shaft.
9. A splice, its characterized in that: the two-way locking mechanism is driven by the pressure spring to change from an unlocking state to a locking state, and the elastic pin protruding columns pop out a part from the inside of the baffle ring B and are inserted into the slotted holes B of the connecting protruding blocks B to lock the two adjacent splicing units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910265202.1A CN109882483B (en) | 2019-04-03 | 2019-04-03 | Bidirectional locking mechanism, splicing unit and splicing body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910265202.1A CN109882483B (en) | 2019-04-03 | 2019-04-03 | Bidirectional locking mechanism, splicing unit and splicing body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109882483A CN109882483A (en) | 2019-06-14 |
| CN109882483B true CN109882483B (en) | 2024-01-30 |
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Family Applications (1)
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| CN111207142A (en) * | 2020-02-19 | 2020-05-29 | 东莞力途精密科技有限公司 | Novel rotation type fast-assembling interface device |
| CN112027290B (en) * | 2020-09-25 | 2024-06-25 | 崔晓翔 | Locking mechanism, splicing unit and splicing body |
| CN113062334B (en) * | 2021-04-07 | 2021-12-24 | 徐州中国矿大岩土工程新技术发展有限公司 | Three-dimensional plant net splicing and mounting device for slope greening environment protection and using method thereof |
| CN114800441B (en) * | 2022-03-19 | 2023-07-07 | 中国人民解放军空军军医大学 | Lower limb exoskeleton heterogeneous knee joint based on parallel elastic bodies |
| CN117129239B (en) * | 2023-10-24 | 2024-02-06 | 山东宏冠车辆有限公司 | Test load tool for semitrailer |
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| CN109882483A (en) | 2019-06-14 |
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