CN210128000U

CN210128000U - Quick locking device and display screen

Info

Publication number: CN210128000U
Application number: CN201821961366.5U
Authority: CN
Inventors: 郝宗潮; 郭阳; 涂生智
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2018-11-27
Filing date: 2018-11-27
Publication date: 2020-03-06
Anticipated expiration: 2028-11-27

Abstract

The utility model discloses a quick locking device, including the lock seat, the lock core, the lock sleeve barrel, the ratchet, deblocking piece and handle, lock core one end is connected with the handle after passing lock seat and lock sleeve barrel, the one end of keeping away from the lock seat of lock sleeve barrel is located to the ratchet cover, deblocking piece rotationally installs on hand, deblocking piece's one end be equipped with ratchet complex tooth, when deblocking piece's tooth and ratchet mesh, handle and lock core can be relative lock seat orientation rotation, and towards another opposite direction auto-lock, can make deblocking piece and ratchet separation through pressing deblocking piece, thereby make handle can be relative lock seat orientation another opposite direction rotation, it is rotatory towards another opposite direction to drive the lock core, accomplish the unblock. Through with lock core and handle fixed connection, set up ratchet and the deblocking piece of mutually supporting, when both meshings, the handle can only be rotatory towards a direction, and rotatory handle can lock, presses the deblocking piece when needing the unblock, rotates the handle towards the opposite direction again, and operation method is simple, has improved efficiency.

Description

Quick locking device and display screen

Technical Field

The utility model relates to a display screen concatenation technical field especially relates to a quick locking device and a display screen who uses this quick locking device.

Background

Because the area of single display screen is limited, in order to realize the large tracts of land demonstration that some exhibitions or advertisements need, often adopt a plurality of independent display screens to carry out the method of splicing to this enlarges display area, and current splicing technique generally adopts the buckle and the fixed mode of connecting piece, and this kind of fixed mode dismouting all needs the use of tool, and complex operation leads to work efficiency low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a quick locking device, solve the problem of current display screen concatenation technique complex operation, inefficiency, the utility model discloses a second purpose lies in providing a display screen, this display screen adopts as above quick locking device.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the utility model provides a quick lock device, includes lock seat, lock core, lock sleeve, ratchet, unblock piece and handle, lock core one end is passed lock seat with behind the lock sleeve with the handle is connected, the ratchet cover is located keeping away from of lock sleeve the one end of lock seat, unblock piece rotationally install in on the handle, the one end of unblock piece be equipped with ratchet complex tooth, unblock piece the tooth with when the ratchet was engaged with, the handle with the lock core can be relative lock seat is rotatory towards one direction, and towards another opposite direction auto-lock, through pressing unblock piece can make unblock piece with the ratchet separation, thereby make the handle can be relative lock seat court another opposite direction is rotatory, in order to drive the lock core is rotatory towards another opposite direction, accomplishes the unblock.

Further, the lock sleeve comprises a cylindrical body and a circular ring arranged on the periphery of the body, a first spring is sleeved on the body, one end of the first spring is abutted to the lock seat, and the other end of the first spring is abutted to one side of the circular ring, which is close to the lock seat.

Furthermore, the outer surface of the lock cylinder is wound with external threads, the body is provided with a through hole which axially penetrates through the body, the inner wall of the body is provided with internal threads matched with the external threads, and the lock cylinder and the lock sleeve are connected through the external threads and the internal threads.

Furthermore, a lock head is arranged at one end, far away from the handle, of the lock cylinder, a first connecting hole is formed at one end, close to the handle, of the lock cylinder, a second connecting hole matched with the first connecting hole is formed in one side, far away from the lock seat, of the handle, and the lock cylinder and the handle are fixedly connected through a connecting piece penetrating through the first connecting hole and the second connecting hole.

Further, the lock seat comprises a base plate and a barrel body arranged on one side of the base plate, a shaft hole is formed in the barrel body in a radial penetrating mode, a sliding groove extending along the axial direction is formed in the body of the lock sleeve in a radial penetrating mode, and a positioning pin penetrates through the shaft hole and the sliding groove.

Furthermore, the locking sleeve comprises a cylindrical body and a ring arranged on the periphery of the body, the ratchet wheel is positioned between the ring and the handle, the ratchet wheel comprises a ratchet surface provided with ratchets and a smooth surface not provided with the ratchets, and a protrusion for limiting is convexly arranged at the contact part of the ratchet surface and the smooth surface; and/or the presence of a gas in the atmosphere,

the inner wall of the ratchet wheel is provided with a first limiting surface, and the outer surface of the end part of the locking sleeve sleeved with the ratchet wheel is provided with a second limiting surface matched with the first limiting surface.

Further, be equipped with a recess on the handle, the deblocking spare is located in the recess, the deblocking spare bottom is equipped with the through-hole, the deblocking spare is through the axial through the connecting rod of through-hole rotatably be connected to the handle.

Further, what release the piece keep away from the one end of ratchet with be equipped with the second spring between the handle, second spring one end with release piece bottom fixed connection, the second spring other end with handle fixed connection.

The second purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a display screen, includes the framework and as above quick lock device, the framework includes parallel arrangement's first curb plate and second curb plate, first curb plate with the second curb plate all runs through and sets up the supply the lock core hole that the tapered end passed, first curb plate the lock core hole one side is equipped with the setting element, the second curb plate lock core hole one side is equipped with the locating hole, the setting element be used for with another the framework the locating hole fixed fit.

Furthermore, first fixing holes are formed in two sides of the lock cylinder hole of the first side plate, second fixing holes matched with the first fixing holes are formed in the base plate of the lock seat, and the lock seat is fixedly connected to the first side plate through bolts penetrating through the first fixing holes and the second fixing holes.

Compared with the prior art, the beneficial effects of the utility model reside in that: through with lock core and handle fixed connection, when rotatory handle, can drive the lock core together rotatory, this quick locking device still is provided with ratchet and deblocking piece simultaneously, when ratchet and deblocking piece meshing, the handle can only be rotatory towards a direction, rotatory handle can realize quick locking device's locking this moment, when needing the unblock, only need press deblocking piece, it is rotatory towards another opposite direction with the handle again, can accomplish quick locking device's unblock, this operation method is simple, and the work efficiency is improved.

Drawings

Fig. 1 is an exploded schematic view of a quick lock device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the components of FIG. 1 in an assembled state, which is a locked state;

FIG. 3 is a schematic view of the components of FIG. 1 in an assembled state, which is an unlocked state;

FIG. 4 is a schematic structural view of the lock sleeve shown in FIG. 1;

FIG. 5 is a schematic structural view of the lock cylinder, handle and connector shown in FIG. 1;

FIG. 6 is a schematic view of the lock housing shown in FIG. 1;

FIG. 7 is a schematic view of the ratchet shown in FIG. 1;

FIG. 8 is a schematic view of the handle, unlocking member, second spring and fixing rod shown in FIG. 1;

fig. 9 is a schematic structural diagram of a display screen according to an embodiment of the present invention;

FIG. 10 is an enlarged partial view of FIG. 9 at A;

FIG. 11 is a schematic view from another angle of FIG. 9, showing the frame without the quick lock assembly;

FIG. 12 is a partially enlarged view of the structure at B in FIG. 11;

FIG. 13 is a schematic structural diagram of a splicing state of two display screens;

fig. 14 is a partially enlarged schematic view of a portion C in fig. 13.

In the figure: 10. a quick lock device; 11. a lock seat; 12. a lock cylinder; 13. a lock sleeve; 14. a ratchet wheel; 15. unlocking the lock; 16. a handle; 111. a shaft hole; 112 second fixing holes; 121. a lock head; 122. a first connection hole; 131. a body; 132. a circular ring; 133. a first spring; 134. a chute; 135. a second limiting surface; 141. a protrusion; 142. a first limiting surface; 151. a through hole; 152. teeth; 153. a second spring; 161. a groove; 162. a connecting rod; 163. a second connection hole; 164. a connecting member; 20. a display screen; 21. a frame body; 211. a first side plate; 212. a second side plate; 213. a lock cylinder hole; 214. a positioning member; 215. positioning holes; 216. a first fixing hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1-3, the present invention provides a quick lock device 10, including a lock base 11, a lock cylinder 12, a lock sleeve 13, a ratchet 14, an unlocking member 15 and a handle 16, wherein one end of the lock cylinder 12 is connected to the handle 16 after passing through the lock base 11 and the lock sleeve 13, the ratchet 14 is sleeved on the lock sleeve 13 and is far away from the lock base 11, the unlocking member 15 is rotatably installed on the handle 16, one end of the unlocking member 15 is provided with a tooth 152 engaged with the ratchet 14, when the tooth 152 of the unlocking member 15 is engaged with the ratchet 14, the handle 16 and the lock cylinder 12 can rotate in one direction relative to the lock base 11 and self-lock in the other opposite direction, the unlocking member 15 can be separated from the ratchet 14 by pressing the unlocking member 15, so that the handle 16 can rotate in the other opposite direction relative to the lock base 11 to drive the lock cylinder 12 to rotate in the other opposite direction, thereby completing unlocking.

With this design, through 12 lock cores and 16 handle fixed connection, still through setting up ratchet 14 and the deblocking piece 15 of mutually supporting, like this, when 14 ratchet and 15 meshing of deblocking piece mesh, 16 handle can only be rotatory towards a direction, and during

rotatory handle

16, 12 lock cores also can follow together rotatory, rotatory certain angle can realize locking function, when pressing 15 messenger ratchet 14 of deblocking piece and 15 separation of deblocking piece, 16 handle can be rotatory towards another direction, it is rotatory towards opposite direction with 16 handle, it is rotatory also towards opposite direction to drive 12 lock cores, rotatory certain angle can realize unlocking function, moreover, the steam generator is simple to operate, and the work efficiency is improved.

As shown in fig. 4, the lock sleeve 13 preferably includes a cylindrical body 131 and a ring 132 disposed on the outer periphery of the body 131, the body 131 is sleeved with a first spring 133, one end of the first spring 133 abuts against the lock seat 11, and the other end of the first spring 133 abuts against one side of the ring 132 close to the lock seat 11. With this design, through establish first spring 133 on lock sleeve 13, first spring 133 both ends respectively with lock seat 11 and ring 132 butt, because lock core 12 and lock sleeve 13 fixed connection, and lock core 12 again with handle 16 fixed connection, consequently, the user only need press handle 16, controls the position of lock core 12, convenient operation through the compression degree of controlling first spring 133.

Preferably, an external thread is wound on the outer surface of the lock cylinder 12, a through hole 151 axially penetrating through the body 131 is formed in the body 131, an internal thread matched with the external thread is formed in the inner wall of the body 131, and the lock cylinder 12 is connected with the lock sleeve 13 through the external thread and the internal thread. In this design, the lock cylinder 12 and the lock sleeve 13 are fixedly connected by screw threads, so that the quick lock device 10 is simple in fixing mode, easy to operate and convenient to assemble.

As shown in fig. 5, preferably, a lock head 121 is disposed at an end of the lock cylinder 12 away from the handle 16, a first connection hole 122 is disposed at an end of the lock cylinder 12 close to the handle 16, a second connection hole 163 matched with the first connection hole 122 is disposed at a side of the handle 16 away from the lock base 11, and the lock cylinder 12 and the handle 16 are fixedly connected through a connection member 164 penetrating through the first connection hole 122 and the second connection hole 163. With this design, through with lock core 12 and handle 16 fixed connection for can drive lock core 12 together rotatory when rotatory handle 16, thereby control the spatial state of tapered end 121, specifically, connecting piece 164 is the screw, and first connecting hole 122 is the screw hole.

As shown in fig. 6, preferably, the lock base 11 includes a base plate and a cylinder body disposed on one side of the base plate, the cylinder body radially penetrates through the shaft hole 111, the body 131 of the lock sleeve 13 radially penetrates through the sliding groove 134 extending along the axial direction, and a positioning pin penetrates through the shaft hole 111 and the sliding groove 134. In this design, the lock sleeve 13 can move axially relative to the lock base 11 but cannot rotate relative to the lock base 11 by providing a positioning pin passing through the shaft hole 111 and the slide groove 134.

As shown in fig. 7, preferably, the lock sleeve 13 includes a cylindrical body 131 and a ring 132 disposed on the outer periphery of the body 131, the ratchet 14 is located between the ring 132 and the handle 16, the ratchet 14 includes a ratchet surface provided with ratchet teeth and a smooth surface without ratchet teeth, and a protrusion 141 for limiting is protruded at a contact portion between the ratchet surface and the smooth surface; and/or the presence of a gas in the atmosphere,

the inner wall of the ratchet 14 is provided with a first limiting surface 142, and the outer surface of the end of the locking sleeve 13 sleeved with the ratchet 14 is provided with a second limiting surface 135 matched with the first limiting surface 142. In this design, the protrusion 141 for limiting the handle 16 is disposed on the ratchet 14, so that when the handle 16 is rotated to contact with the protrusion 141, the handle 16 cannot be rotated continuously, and the quick lock device 10 is in an unlocked or locked state, thereby facilitating the operation of a user; the ratchet 14 can be prevented from rotating relative to the lock sleeve 13 by further providing the first limiting surface 142 on the ratchet 14 and providing the second limiting surface 135 on the lock sleeve 13, and specifically, the first limiting surface 142 and the second limiting surface 135 are preferably flat surfaces, and may also be arc surfaces that are not concentric with the ratchet surface or the smooth surface.

As shown in fig. 8, it is preferable that a groove 161 is formed on the handle 16, the unlocking member 15 is located in the groove 161, a through hole 151 is formed at the bottom of the unlocking member 15, and the unlocking member 15 is rotatably connected to the handle 16 by a connecting rod 162 axially penetrating the through hole 151. In this design, by providing the groove 161 on the handle 16, the unlocking member 15 is installed in the groove 161, so that the size of the quick lock device 10 is reduced, and the risk of damage to the unlocking member 15 due to external factors is also reduced.

Preferably, a second spring 153 is disposed between one end of the unlocking member 15 away from the ratchet 14 and the handle 16, one end of the second spring 153 is fixedly connected to the bottom of the unlocking member 15, and the other end of the second spring 153 is fixedly connected to the handle 16. In the design mode, the second spring 153 with the supporting function is arranged between the unlocking piece 15 and the handle 16, when the unlocking is needed, the free end of the unlocking piece 15 is pressed down, at the moment, the second spring 153 is in a compressed state, the unlocking piece 15 is separated from the ratchet wheel 14, the handle 16 is rotated in the opposite direction, the unlocking can be realized, the operation method is simple, and the use of a user is facilitated.

As shown in fig. 9-12, the utility model provides a display screen 20 still, including framework 21 and as above quick-lock device 10, framework 21 includes parallel arrangement's first curb plate 211 and second curb plate 212, and first curb plate 211 all runs through with second curb plate 212 and sets up the lock core hole 213 that supplies tapered end 121 to pass, and lock core hole 213 one side of first curb plate 211 is equipped with setting element 214, and lock core hole 213 one side of second curb plate 212 is equipped with locating hole 215, and setting element 214 is used for with another framework 21's locating hole 215 fixed coordination. With this design, through set up the setting element 214 and the locating hole 215 of mutually supporting on the curb plate of framework 21, can link together a plurality of frameworks 21, prevent from moving from top to bottom or back-and-forth between the framework 21, improved the whole steadiness of concatenation back display screen 20.

Preferably, first fixing holes 216 are disposed on two sides of the lock cylinder hole 213 of the first side plate 211, second fixing holes 112 matched with the first fixing holes 216 are disposed on the substrate of the lock base 11, and the lock base 11 is fixedly connected to the first side plate 211 through bolts passing through the first fixing holes 216 and the second fixing holes 112.

Preferably, the shape of the locking head 121 and the shape of the cylinder bore 213 are substantially the same, and both are non-circular, and in this embodiment, the cross-sectional shapes of the locking head 121 and the cylinder bore 213 are rectangular.

Specifically, in the use process:

as shown in fig. 13-14, when two or more frames 21 of two or more display screens 20 need to be spliced, the quick lock device 10 is assembled and integrally installed on the left side plate of the right frame 21, the first side plate 211 of the frame 21 of one display screen 20 is placed adjacent to the second side plate 212 of the frame 21 of another display screen 20, the lock head 121 is aligned with the lock cylinder hole 213, the handle 16 is pushed toward the lock cylinder hole 213, at this time, the first spring 133 is in a compressed state, the lock shaft 12 and the handle 16 move together in a forced direction, such as leftward, at the same time, the lock head 121 sequentially passes through the lock cylinder holes 213 on the first side plate 211 and the second side plate 212 of the other frame 21, the handle 16 rotates, because the handle 16 is fixedly connected with the lock cylinder 12, the ratchet 14 is provided with the first limiting surface 142, the lock sleeve 13 is provided with the second limiting surface 135, only the lock cylinder 12 can rotate with the handle 16, and the ratchet 14 cannot rotate, when the unlocking piece 15 is rotated to abut against the protrusion 141, the lock head 121 and the lock cylinder hole 213 are in a cross state, namely a locking state, and meanwhile, the up-and-down movement between the frame bodies 21 is prevented through the matching of the positioning piece 214 and the positioning hole 215, and the splicing and fixing between the frame bodies 21 are completed at this time; when the spliced frame body 21 needs to be disassembled, the free end of the unlocking piece 15 is pressed downwards, the unlocking piece 15 rotates around the axis of the connecting rod 162, at the moment, the second spring 153 is in a compressed state, one end, provided with the teeth 152, of the unlocking piece 15 moves towards the direction far away from the ratchet wheel 14, the teeth 152 are separated from the ratchet wheel 14, the handle 16 is rotated towards the opposite direction, at the moment, the lock cylinder 12 rotates together with the handle 16, the ratchet wheel 14 is still fixed under the action of the limiting surface, when the unlocking piece 15 is rotated to be abutted against the other protrusion 141, the lock cylinder 121 and the lock cylinder hole 213 are in a complete combination state, the first spring 133 can be restored to an original state from the compressed state, the generated elastic force can push the lock cylinder 12 and the handle 16 towards the direction far away from the first side plate 211, at the moment, the quick lock device 10 is in an unlocked state.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A quick lock device, comprising: including lock seat, lock core, lock sleeve, ratchet, unlocking piece and handle, lock core one end is passed lock seat with lock sleeve back with the handle is connected, the ratchet cover is located keeping away from of lock sleeve the one end of lock seat, unlocking piece rotationally install in on the handle, unlocking piece's one end be equipped with ratchet complex tooth, unlocking piece the tooth with when the ratchet meshes, the handle with the lock core can be relative lock seat is rotatory towards one direction, and towards another opposite direction auto-lock, through pressing unlocking piece can make unlocking piece with the ratchet separation, thereby make the handle can be relative lock seat is towards another opposite direction is rotatory, in order to drive lock core is rotatory towards another opposite direction, accomplishes the unblock.

2. The quick lock device of claim 1, further comprising: the lock sleeve comprises a cylindrical body and a circular ring arranged on the periphery of the body, a first spring is sleeved on the body, one end of the first spring is abutted to the lock seat, and the other end of the first spring is abutted to one side of the circular ring, which is close to the lock seat.

3. The quick lock device of claim 2, further comprising: the lock comprises a lock cylinder and is characterized in that external threads are wound on the outer surface of the lock cylinder, a through hole which axially penetrates through the lock cylinder is formed in the lock cylinder, internal threads matched with the external threads are formed in the inner wall of the lock cylinder, and the lock cylinder is connected with a lock sleeve through the external threads and the internal threads.

4. The quick lock device of claim 2, further comprising: the lock comprises a lock core, a handle and a connecting piece, wherein a lock head is arranged at one end of the lock core, which is far away from the handle, a first connecting hole is formed in one end of the lock core, which is close to the handle, a second connecting hole matched with the first connecting hole is formed in one side of the handle, which is far away from the lock seat, and the lock core and the handle are fixedly connected through the connecting piece penetrating through the first connecting hole and the second connecting hole.

5. The quick lock device of claim 4, further comprising: the lock seat comprises a base plate and a barrel body arranged on one side of the base plate, a shaft hole is formed in the barrel body in a radial penetrating mode, a sliding groove extending along the axial direction is formed in the body of the lock sleeve in a radial penetrating mode, and a positioning pin penetrates through the shaft hole and the sliding groove.

6. The quick lock device of claim 1, further comprising: the locking sleeve comprises a cylindrical body and a ring arranged on the periphery of the body, the ratchet wheel is positioned between the ring and the handle, the ratchet wheel comprises a ratchet surface provided with ratchets and a smooth surface not provided with the ratchets, and a protrusion for limiting is convexly arranged at the contact part of the ratchet surface and the smooth surface; and/or the presence of a gas in the atmosphere,

7. The quick lock device of claim 1, further comprising: the handle is provided with a groove, the unlocking piece is positioned in the groove, the bottom of the unlocking piece is provided with a through hole, and the unlocking piece penetrates through the axial direction and is rotatably connected to the handle through a connecting rod of the through hole.

8. The quick lock device of claim 7, further comprising: one end of the unlocking piece, which is far away from the ratchet wheel, is provided with a second spring between the handles, one end of the second spring is fixedly connected with the bottom of the unlocking piece, and the other end of the second spring is fixedly connected with the handles.

9. A display screen, its characterized in that: the quick lock device comprises a frame body and the quick lock device as claimed in claim 5, wherein the frame body comprises a first side plate and a second side plate which are arranged in parallel, the first side plate and the second side plate are both provided with lock cylinder holes for the lock cylinder to pass through, one side of the lock cylinder hole of the first side plate is provided with a positioning part, one side of the lock cylinder hole of the second side plate is provided with a positioning hole, and the positioning part is used for being fixedly matched with the positioning hole of the other frame body.

10. The display screen of claim 9, wherein: the lock comprises a first side plate, a lock core hole, a base plate and a lock seat, wherein the first side plate is provided with a first fixing hole and a second fixing hole, the lock core hole is arranged on the two sides of the lock core hole of the first side plate, the base plate of the lock seat is provided with a second fixing hole matched with the first fixing hole, and the lock seat is fixedly connected to the first side plate through bolts penetrating through the first fixing hole and the second fixing hole.