CN219622468U - Three-lock - Google Patents

Abstract

The utility model discloses a three-lock which comprises a box body, wherein an opening is arranged at one end of the box body, a linkage piece capable of driving a jaw assembly to open and close is arranged between a convex plate assembly and a jaw assembly, a locking piece capable of locking a driving barrel is arranged outside the circumference of the driving barrel, a driving piece capable of unlocking the locking piece is arranged on the axis of the driving barrel, and the driving piece can simultaneously drive the barrel to rotate.

Description

Three-lock

Technical Field

The utility model relates to the technical field of locks, in particular to a three-lock.

Background

Along with the development of society, a large amount of sections are used in fields such as enterprise propaganda, exhibition articles, etc., and are more and more popular because of the portability of the sections, the disassembly is convenient and rapid. The locks currently used for building structures, in particular for assembly systems of trade meetings or shop structures, generally comprise a lock shell, a reed and an eccentric wheel, wherein in order to ensure that the eccentric wheel stably drives the reed to work, the upper end and the lower end of the eccentric wheel are respectively formed with a bulge, and the upper support and the lower support are clamped into holes formed on the upper side surface and the lower side surface of the lock shell.

The application number is as follows: 201410772214.0, the utility model creatively provides a three-lock, which discloses a three-lock spring, comprising an upper shell, a lower shell matched with the upper shell and an eccentric wheel arranged on the upper shell, wherein the upper shell and the lower shell form a lock shell, three-lock springs are arranged in the lock shell, holes matched with the eccentric wheel are arranged on the three-lock springs, the eccentric wheel comprises an upper cylindrical section and a lower cylindrical section concentric with the upper cylindrical section, and a middle cylindrical section arranged between the upper cylindrical section and the lower cylindrical section, a plum blossom spanner hole is arranged at the top of the upper cylindrical section, a through hole is arranged on the upper shell, the upper cylindrical section of the eccentric wheel passes through the through hole and is arranged on the upper shell, the lower cylindrical section is matched with the lower shell, a circular hole matched with the middle cylindrical section of the eccentric wheel is arranged on the three-lock spring, an eccentric distance is arranged between the middle cylindrical section and the upper cylindrical section, the lower cylindrical section is arranged on the eccentric wheel, a boss is arranged below the eccentric wheel, a boss is arranged on the three-lock springs, and a three-lock spring is arranged on the three-lock spring, and the three-spring is far away from the three-lock springs, and is arranged on the three-lock spring, and is far away from the three-lock springs.

Disclosure of Invention

The utility model aims to provide a three-lock which can be provided with a supporting rod at the position of the triangular claw far away from the hinged shaft end, so that the triangular claw is provided with a supporting point, and the triangular claw can bear larger pressure.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model relates to a three-lock, which comprises a box body, wherein an opening is arranged at one end of the box body, a fixed shaft is transversely arranged on the opening, claw assemblies which are respectively opened towards the upper end and the lower end of the opening are hinged on the fixed shaft at intervals, a mounting hole is formed in one side far away from the opening, a driving cylinder body is rotatably arranged on the mounting hole, a convex plate group is arranged on the driving cylinder body, a linkage piece which can drive the claw assemblies to open and close is arranged between the convex plate group and the claw assemblies, a locking piece which can lock the driving cylinder body is arranged outside the circumference of the driving cylinder body, and a driving piece which can unlock the locking piece is arranged on the axis of the driving cylinder body.

As a further scheme of the utility model, the claw assembly comprises first arc claws symmetrically hinged on a fixed shaft, the first arc claws turn over towards the upper side of the opening, second arc claws turning over towards the lower side of the opening are hinged between the first arc claws, fixing plates are respectively arranged on two sides of the first arc claws and the second arc claws, sliding grooves are respectively arranged on the fixing plates, sliding shafts are arranged between the sliding grooves, connecting rods are fixedly arranged on the sliding shafts, arc grooves are arranged on the back surfaces of the first arc claws and the second arc claws, the connecting rods are respectively hinged at one ends of the arc grooves, and the first arc claws and the second arc claws turn over towards the upper end and the lower end respectively, so that the first arc claws and the second arc claws can be clamped with other objects.

As a preferable scheme of the utility model, the second arc-shaped claw is an arc-shaped plate, the first arc-shaped claw and the second arc-shaped claw are arranged above the second arc-shaped claw, and the arc surface of the second arc-shaped claw can be attached to the back parts of the first arc-shaped claw and the second arc-shaped claw.

As a further scheme of the utility model, the linkage piece comprises a first through groove arranged at the hinged ends of the first arc-shaped claw and the second arc-shaped claw, a connecting shaft is hinged in the first through groove, a push rod is fixedly arranged on the connecting shaft, a pressing block capable of being connected with the convex plate group is fixedly arranged at one end of the push rod, a reinforcing plate is sleeved on the outer wall of the push rod, and the push rod is made of a tough material and can have certain bending deformation capacity.

As a further scheme of the utility model, the convex plate group comprises a circular ring which is sequentially sleeved on the driving cylinder body, the outer wall of the circular ring is provided with first arc blocks which are gradually increased in a step-like manner, the first arc blocks are connected with the pressing block, the circular ring is provided with a plurality of first arc blocks, and the first arc blocks are gradually increased from small to large and are connected together.

As a preferred embodiment of the present utility model, the driving cylinder includes a first annular groove provided at the opening, an annular block is rotatably provided at the first annular groove, and a drum is fixedly provided at the annular block.

As a further scheme of the utility model, the driving piece comprises a second annular groove arranged at the top of the inner wall of the driving barrel, a rotating plate is rotatably arranged on the second annular groove, a rotating shaft is fixedly arranged at the bottom of the rotating plate, a key groove is arranged at the top of the rotating plate, a plurality of protruding blocks are sequentially arranged on the outer wall of the bottom of the rotating shaft along the circumference, the protruding blocks can be connected with the locking piece, the key groove can be connected with tools such as a hexagonal wrench, and the rotating drum is rotated through the tools.

As a further scheme of the utility model, the locking piece comprises a second through groove which is sequentially arranged at the bottom of the rotary drum along the circumference, a moving plate is penetrated on the second through groove, one end of the moving plate is fixedly provided with a second arc block, one side of the second arc block, which is close to the rotary drum, is provided with a wavy guide surface, two sides of the wavy guide surface are provided with limiting surfaces, the wavy guide surface is connected with the convex blocks, the other end of the moving plate is fixedly provided with a third arc block, one side, which is positioned on the third arc block, of the box body is provided with a guide groove, the guide groove is provided with a guide block, the guide block is provided with an elastic sheet, the guide block is fixedly provided with a fourth arc block, the fourth arc block is sequentially provided with an inserting block, a plurality of slots which can be matched with the inserting block are sequentially arranged on the outer wall of the rotary shaft along the circumference, and when the inserting block is inserted into the slots, the rotary drum is locked, so that the first arc clamping jaw and the second arc clamping jaw are fixed.

In summary, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, one end, far away from the hinge shaft, of the first arc-shaped claw and the second arc-shaped claw is hinged with a connecting shaft serving as the other fulcrum, and pressure can be applied to the hinge shaft of the first arc-shaped claw and the second arc-shaped claw when the first arc-shaped claw and the second arc-shaped claw work, so that the first arc-shaped claw and the second arc-shaped claw can bear larger pressure and are not easy to break, and the first arc-shaped claw and the second arc-shaped claw are locked through the locking piece when the three-lock works, so that the three-lock cannot be separated from an object.

Drawings

Fig. 1 is a perspective view of the present utility model.

Figure 2 is an exploded view of the present utility model.

Figure 3 is a cross-sectional view of the present utility model.

Fig. 4 is an enlarged view of the utility model at A-A in fig. 2.

Fig. 5 is an enlarged view of the utility model at B-B in fig. 2.

Reference numerals illustrate: 1. a case body; 2. an opening; 3. a fixed shaft; 4. a mounting hole; 20. a jaw assembly; 40. a convex plate group; 60. a linkage member; 80. a locking member; 100. a driving member; 21. first arc jack catch: 22. a second arcuate jaw; 23. a fixing plate; 24. a chute; 25. a slide shaft; 26. a connecting rod; 27. an arc-shaped groove; 21. a first arcuate jaw; 22. a second arcuate jaw; 61. a first through groove; 62. a connecting shaft; 63. push rod: 64. pressing a block; 65. a reinforcing plate; 41. a circular ring; 42. a first arc block; 11. a first annular groove; 12. an annular block; 13. a rotating drum; 101. a second annular groove; 102. a rotating plate; 103. a rotating shaft; 104. key groove: 105. a bump; 81. a second through slot; 82. a moving plate; 83. a second arc block; 84. a wave-shaped guide surface; 85. a limiting surface; 86. a third arc block; 87. a guide groove; 88. a guide block; 89. a spring plate; 90. fourth arc piece: 91. inserting blocks; 92. a slot.

Detailed Description

The following detailed description provides many different embodiments, or examples, for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numerals, such as repeated numbers and/or letters, may be used in various embodiments. These repetition, in order to describe the utility model in a simplified and clear manner, does not dictate a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "under" …, "underside," "inside-out," "above," "upper" and the like, may be used herein to facilitate a description of a relationship between one element or feature and another element or feature in the drawings, including different orientations of the device in use or operation, and the orientations depicted in the drawings. The spatially relative terms are intended to be construed as corresponding to a single orientation of the device in which the device is rotated to a different degree of rotation or other orientation and thus are not to be construed as limiting the utility model but rather as merely descriptive of the relative importance or the number of features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

The utility model is further described with reference to the following description and detailed description of the drawings: the three-lock as shown in fig. 1 to 5 comprises a box body 1, an opening 2 is arranged at one end of the box body 1, a fixing shaft 3 is transversely arranged on the opening 2, claw assemblies 20 which are respectively opened towards the upper end and the lower end of the opening 2 are hinged to the fixing shaft 3 at intervals, a mounting hole 4 is arranged on one side far away from the opening 2, a driving barrel 10 is rotatably arranged on the mounting hole 4, a convex plate group 40 is arranged on the driving barrel 10, a linkage piece 60 which can drive the claw assemblies 20 to open and close is arranged between the convex plate group 40 and the claw assemblies 20, a locking piece 80 which can lock the driving barrel 10 is arranged outside the circumference of the driving barrel 10, a driving piece 100 which can unlock the locking piece 80 is arranged on the axis center of the driving barrel 10, the driving piece 100 can simultaneously drive the barrel 10 to rotate, the driving barrel 10 comprises a first annular groove 11 which is arranged on the opening 2, an annular block 12 is rotatably arranged on the first annular groove 11, a rotary drum 13 is fixedly arranged on the annular block 12, the driving piece 100 comprises a second annular groove 101 which is arranged on the top of the driving barrel 10, a rotary groove 103 is rotatably arranged on the second annular groove 101 which is rotatably arranged on the inner wall of the driving barrel 103, a rotary plate 102 is rotatably arranged on the bottom of the driving barrel 102, and a rotary shaft 102 which can be sequentially connected with the rotary shaft 102 along the circumference of the rotary groove 103.

Further embodiments of the jaw assembly 20 of the present utility model: the claw assembly 20 is including the first arc jack catch 21 of symmetry articulated on fixed axle 3, first arc jack catch 21 overturns to opening 2 top articulated between the first arc jack catch 21 has the second arc jack catch 22 to opening 2 below upset the both sides of first arc jack catch 21 and second arc jack catch 22 are equipped with fixed plate 23 respectively be equipped with spout 24 on the fixed plate 23 respectively be equipped with slide shaft 25 between the spout 24, slide shaft 25 is fixed to be equipped with connecting rod 26 the back of first arc jack catch 21 and second arc jack catch 22 is equipped with arc groove 27, connecting rod 26 articulates respectively in arc groove 27 one end, second arc jack catch 22 is the arc, first arc jack catch 21 and second arc jack catch 22 set up in second arc jack catch 22 top the cambered surface of second arc jack catch 22 can be laminated with first arc jack catch 21 and second arc jack catch 22 back, when 63 removes, will make connecting rod 26 follow spout 24 and remove to make first arc 21 and second arc jack catch 22 different direction and the second arc jack catch 22 open the pressure of other arc jack catch 21 and the same, can reduce the arc 21 and the arc article of other arc jack catch 22 and the arc that can bear the pressure of the same, so that the arc rod can bear the pressure between the first arc jack catch 21 and the second arc jack catch 22 greatly.

Further embodiments of the linkage 60 of the present utility model: the linkage piece 60 comprises a first through groove 61 arranged at the hinged end of the first arc-shaped claw 21 and the second arc-shaped claw 22, a connecting shaft 62 is hinged in the first through groove 61, a push rod 63 is fixedly arranged on the connecting shaft 62, a top pressing block 64 capable of being connected with the convex plate group 40 is fixedly arranged at one end of the push rod 63, a reinforcing plate 65 is sleeved on the outer wall of the push rod 63, the convex plate group 40 comprises a circular ring 41 sequentially sleeved on the driving cylinder body 10, a first arc-shaped block 42 which is gradually increased in a step-shaped manner is arranged on the outer wall of the circular ring 41, the first arc-shaped block 42 is connected with the top pressing block 64, a plurality of first arc-shaped blocks 42 are sequentially arranged and connected on the circular ring 41 from small to large, the distance that each first arc-shaped block 42 with different sizes can push the push rod 63 is different, the distance that the top pressing block 64 is connected with the different first arc-shaped blocks 42 can push the push rod 63 is different, and therefore the first arc-shaped claw 21 and the second arc-shaped claw 22 are connected with different arc-shaped objects.

Further embodiments of the locking element 80 of the present utility model: the locking piece 80 is equipped with the second through groove 81 in rotary drum 13 bottom along the circumference in proper order wear to be equipped with on the second through groove 81 movable plate 82 is fixed to be equipped with the second arc piece 83 is close to rotary drum 13 one side and is equipped with wave guide face 84 both sides are equipped with spacing face 85, wave guide face 84 and lug 105 are connected movable plate 82 other end is fixed be equipped with the third arc piece 86 be located third arc piece 86 one side on box body 1 and be equipped with guide slot 87 be equipped with the guide block 88 on the guide slot 87 be equipped with shell fragment 89 on the guide block 88 be equipped with the jack catch 91 in proper order on the fourth arc piece 90 be equipped with the jack catch 91 along circumference on the outer wall of pivot 103 a plurality of can with jack catch 91 complex slot 92 in proper order under the initial condition, the effect of shell fragment 89 down the jack catch 91 can not separate with slot 92 the rotation, and the rotary drum 13 just so can not rotate with the second arc piece 21 and second arc piece 22 and the jack catch 84 is not rotated by the rotation face and the arc piece is pushed by the jack catch 84, thereby can not rotate along the arc piece 84 and the second arc piece 84, and the arc piece 84 is rotated by the rotation of the arc piece is pushed by the arc piece 92, and the angle is changed to the jack catch 84 is not pushed by the second arc piece 84.

When in use, the utility model is characterized in that: the circular ring 41 is sequentially provided with a plurality of first arc-shaped blocks 42, the first arc-shaped blocks 42 are sequentially arranged and connected together from small to large, the distance that each first arc-shaped block 42 with different sizes can push the push rod 63 to move is different, the distance that the push rod 63 can be pushed to move by connecting the push block 64 with the different first arc-shaped blocks 42 is different, so that the turning angle of the first arc-shaped claw 21 and the second arc-shaped claw 22 is different, and thus, the connecting rod 26 can move along the chute 24 when the push rod 63 moves, so that the first arc-shaped claw 21 and the second arc-shaped claw 22 can turn and open in different directions, thus, the connecting rod 26 can be buckled with other objects, and becomes a supporting shaft, so that a part of the pressure applied to the first arc-shaped jaw 21 and the second arc-shaped jaw 22 is shared on the connecting rod 26, so that the pressure applied to the hinge joint between the first arc-shaped jaw 21 and the second arc-shaped jaw 22 and the fixed shaft 3 is reduced, so that the first arc-shaped jaw 21 and the second arc-shaped jaw 22 can bear larger pressure and are not easy to break, when the rotating shaft 103 rotates, the lug 105 on the rotating shaft 103 slides along the wavy guide surface 84, and presses the wavy guide surface 84 to push the second arc-shaped block 83 to move and the fourth arc-shaped block 90 to move along the guide groove 87, thereby separating the insert block 91 from the slot 92, and when the lug 105 contacts with the limiting surface 85, the rotary drum 13 is pushed to be connected with different first arc-shaped blocks 42 by the rotation adjusting top pressing block 64, so that the rotation angle of the first arc-shaped block 42 and the second arc-shaped jaw 22 is not moved.

While the basic principles and main features of the utility model and advantages of the utility model have been shown and described, it will be understood by those skilled in the art that the utility model is not limited by the foregoing embodiments, which are described in the foregoing description merely illustrate the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a three kayser, is including box body (1) one end is equipped with opening (2), its characterized in that: the novel rotary lock is characterized in that a fixed shaft (3) is transversely arranged on the opening (2), jaw assemblies (20) which are respectively opened towards the upper end and the lower end of the opening (2) are hinged to the fixed shaft (3) at intervals, a mounting hole (4) is formed in one side away from the opening (2), a driving barrel (10) is rotatably arranged on the mounting hole (4), a convex plate group (40) is arranged on the driving barrel (10), a linkage piece (60) which can drive the jaw assemblies (20) to open and close is arranged between the convex plate group (40) and the jaw assemblies (20), locking pieces (80) which can lock the driving barrel (10) are arranged outside the circumference of the driving barrel (10), and a driving piece (100) which can unlock the locking pieces (80) is arranged on the axis of the driving barrel (10), and the driving piece (100) can simultaneously drive the barrel (10) to rotate.

2. A three-lock as claimed in claim 1, characterized in that the jaw assembly (20) comprises a first arc jaw (21) symmetrically hinged on the fixed shaft (3), the first arc jaw (21) is turned over towards the upper side of the opening (2), a second arc jaw (22) turned over towards the lower side of the opening (2) is hinged between the first arc jaws (21), fixing plates (23) are respectively arranged on two sides of the first arc jaw (21) and the second arc jaw (22), sliding grooves (24) are respectively arranged on the fixing plates (23), sliding shafts (25) are arranged between the sliding grooves (24), connecting rods (26) are fixedly arranged on the back sides of the first arc jaw (21) and the second arc jaw (22), and the connecting rods (26) are respectively hinged at one ends of the arc grooves (27).

3. A tri-lock according to claim 2, wherein the second arc-shaped claw (22) is an arc-shaped plate, the first arc-shaped claw (21) and the second arc-shaped claw (22) are arranged above the second arc-shaped claw (22), and the arc surface of the second arc-shaped claw (22) can be attached to the back of the first arc-shaped claw (21) and the back of the second arc-shaped claw (22).

4. A three-lock as claimed in claim 2, characterized in that the linkage member (60) comprises a first through groove (61) arranged at the hinged end of the first arc-shaped claw (21) and the second arc-shaped claw (22), a connecting shaft (62) is hinged in the first through groove (61), a push rod (63) is fixedly arranged on the connecting shaft (62), a pressing block (64) capable of being connected with the convex plate group (40) is fixedly arranged at one end of the push rod (63), and a reinforcing plate (65) is sleeved on the outer wall of the push rod (63).

5. The three-lock according to claim 4, wherein the convex plate group (40) comprises a circular ring (41) sequentially sleeved on the driving cylinder body (10), a first arc-shaped block (42) which is gradually increased in a step-shaped manner is arranged on the outer wall of the circular ring (41), and the first arc-shaped block (42) is connected with the pressing block (64).

6. A three-lock as claimed in claim 1, characterized in that the drive cylinder (10) comprises a first annular groove (11) arranged in the opening (2), an annular block (12) being rotatably arranged in the first annular groove (11), and a rotor (13) being fixedly arranged in the annular block (12).

7. The three-lock according to claim 6, wherein the driving member (100) comprises a second annular groove (101) arranged at the top of the inner wall of the driving cylinder (10), a rotating plate (102) is rotatably arranged on the second annular groove (101), a rotating shaft (103) is fixedly arranged at the bottom of the rotating plate (102), key grooves (104) are arranged at the top of the rotating plate (102), a plurality of protruding blocks (105) are sequentially arranged on the outer wall of the bottom of the rotating shaft (103) along the circumference, and the protruding blocks (105) can be connected with the locking member (80).

8. The three-lock according to claim 7, wherein the locking piece (80) comprises a second through groove (81) at the bottom of the rotary drum (13) and is sequentially arranged along the circumference, a moving plate (82) is arranged on the second through groove (81) in a penetrating manner, a second arc-shaped block (83) is fixedly arranged at one end of the moving plate (82), a wavy guide surface (84) is arranged on one side, close to the rotary drum (13), of the second arc-shaped block (83), limiting surfaces (85) are arranged on two sides of the wavy guide surface (84), the wavy guide surface (84) is connected with a protruding block (105), a third arc-shaped block (86) is fixedly arranged on the other end of the moving plate (82), a guide groove (87) is formed in one side of the moving plate (82), a guide block (88) is arranged on the guide groove (87), a fourth arc-shaped block (90) is fixedly arranged on the guide block (88), a plug block (103) is sequentially arranged on the fourth arc-shaped block (90), and a plurality of elastic pieces (91) are sequentially arranged on the outer wall of the moving plate (82) along the circumference.