CN211878913U - Quick connection lock and LED display screen - Google Patents
Quick connection lock and LED display screen Download PDFInfo
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- CN211878913U CN211878913U CN202020317434.5U CN202020317434U CN211878913U CN 211878913 U CN211878913 U CN 211878913U CN 202020317434 U CN202020317434 U CN 202020317434U CN 211878913 U CN211878913 U CN 211878913U
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Abstract
The application discloses a quick connection lock and an LED display screen, wherein the quick connection lock comprises a lock seat, a lock rod, a lock head, a base and a sleeve, an axial sliding groove is formed in the side wall of the sleeve, a first thread is arranged on the outer side wall of one end of the sleeve, and the sleeve is sleeved on the lock rod; the lock seat is sleeved on the outer side wall of the sleeve, a fixing piece is arranged on the lock seat, and one end of the fixing piece penetrates through the side wall of the lock seat and is embedded into the axial sliding groove so as to limit the rotation of the sleeve; the base is provided with a first groove, the side wall of the first groove is provided with a first thread, and the sleeve and the base are in threaded connection through the first thread and a second thread; one end of the lock rod is provided with a lock head, and the other end of the lock rod is detachably connected with the bottom of the first groove; when the base is rotated, the base and the sleeve rotate relatively, and the base and the lock rod move along the axial direction of the sleeve, so that the lock head is close to or far away from the lock seat. The quick connection lock can avoid damage to the lock rod and the sleeve, and is low in maintenance cost.
Description
Technical Field
The application relates to the field of connecting locks, in particular to a quick connecting lock and an LED display screen.
Background
With the development of LED display technology and the promotion of the market demand of display application, the high-density and high-definition LED display screen becomes a new favorite in the market.
The LED display screen is visual and convenient to display, and is widely applied to advertisement exhibition. The existing LED display screen mostly adopts a box body structural design, and unit box bodies are spliced into a large-screen LED display screen according to specification requirements.
The splicing of the existing LED unit box bodies is mostly provided with a hoisting part, and the hoisting part penetrates through two adjacent LED unit box bodies to be fixedly connected. However, in the quick lock connecting lock in the prior art, an internal thread is usually arranged on the inner side of the sleeve, a thread is arranged at one end of the lock rod, the quick lock connecting lock is fixedly connected with the lock rod through the internal thread of the sleeve, and the quick lock connecting lock is fixed on the lock seat after connection.
In view of the above, overcoming the deficiencies of the prior art is an urgent problem in the art.
SUMMERY OF THE UTILITY MODEL
The main technical problem who solves of this application provides a high-speed joint lock and LED display screen, and this high-speed joint lock locking lever and sleeve are connected with the base respectively, when carrying out the installation of high-speed joint lock, only need with the locking lever insert the sleeve after, fix on the base can, can not take place the loss between locking lever and the sleeve, can avoid locking lever and sleeve to damage, and the maintenance cost is little.
In order to solve the technical problem, the application adopts a technical scheme that: provides a quick connecting lock, which comprises a lock seat, a lock rod, a lock head, a base and a sleeve,
the side wall of the sleeve is provided with an axial sliding groove, the outer side wall of one end of the sleeve is provided with a second thread, and the sleeve is sleeved on the lock rod;
the lock seat is sleeved on the outer side wall of the sleeve, a fixing piece is arranged on the lock seat, and one end of the fixing piece penetrates through the side wall of the lock seat and is embedded into the axial sliding groove so as to limit the rotation of the sleeve;
the base is provided with a first groove, the side wall of the first groove is provided with a first thread, and the sleeve and the base are in threaded connection through the first thread and the second thread;
one end of the lock rod is provided with a lock head, and the other end of the lock rod is detachably connected with the bottom of the first groove;
when the base is rotated, the base and the sleeve are relatively rotated, and the base and the lock rod move along the axial direction of the sleeve, so that the lock head is close to or far away from the lock seat.
Wherein, the high-speed joint lock includes the screw, the other end of locking lever is equipped with first through-hole, the bottom of first recess is equipped with the second through-hole, the inner wall of first through-hole with the inner wall of second through-hole is equipped with the screw thread, the screw passes first through-hole with the second through-hole, in order with the other end of locking lever with the bottom fixed connection of first recess.
The sleeve comprises a guide through hole and a fixing through hole which are communicated, the diameter of the guide through hole is larger than that of the fixing through hole, and the guide through hole is located on one side, far away from the second thread, of the fixing through hole.
The section of the lock head is non-circular, and the diameter of the circumscribed circle of the lock head is larger than the inner diameter of the guide through hole.
The other end of the lock rod is provided with a protruding portion, the bottom of the first groove is provided with a second groove, the second through hole is located at the bottom of the second groove, the cross section of the second groove is non-circular, the cross section of the protruding portion is non-circular, the first through hole is located at the top of the protruding portion, and the protruding portion is embedded into the second groove.
The fixing piece is a fastening rod, threads are arranged on the side wall of the fastening rod, a third through hole is arranged on the side wall of the lock seat, threads are arranged on the side wall of the third through hole, and the fixing piece is screwed into the third through hole through the threads to be embedded into the axial sliding groove.
The base comprises a locking wrench and an elastic component, a clamping gear is arranged on the outer side wall of the sleeve, the elastic component is connected with the locking wrench and the base, the locking wrench is abutted against the clamping gear under the action of the elastic component so as to limit the base to rotate relative to the sleeve, and when the locking wrench is pressed, the locking wrench is released from abutting against the clamping gear so as to enable the base to rotate relative to the sleeve.
The base is provided with a third groove, the bottom of the third groove is provided with the first groove, the bottom of the third groove is further provided with a fixed shaft, and the elastic component and the locking wrench are sequentially sleeved on the fixed shaft.
Wherein the elastic component is a torsion spring,
the base further comprises a cover plate, and the cover plate is detachably connected with the fixed shaft.
In a second aspect, the present application provides an LED display screen, the LED display screen includes a plurality of LED unit boxes, two adjacent LED unit boxes are connected through any one of the above quick connect locks.
The beneficial effect of this application is: the quick connecting lock comprises a lock seat, a lock rod, a lock head, a base and a sleeve, wherein an axial sliding groove is formed in the side wall of the sleeve; the lock seat is sleeved on the outer side wall of the sleeve, a fixing piece is arranged on the lock seat, and one end of the fixing piece penetrates through the side wall of the lock seat and is embedded into the axial sliding groove so as to limit the rotation of the sleeve; the base is provided with a first groove, the side wall of the first groove is provided with a first thread, and the sleeve and the base are in threaded connection through the first thread and a second thread; one end of the lock rod is provided with a lock head, and the other end of the lock rod is detachably connected with the bottom of the first groove; when the base is rotated, the base and the sleeve rotate relatively, and the base and the lock rod move along the axial direction of the sleeve, so that the lock head is close to or far away from the lock seat. The locking lever and the sleeve of this application high-speed joint lock are connected with the base respectively, when carrying out the installation of high-speed joint lock, only need with the locking lever insert the sleeve after, fix on the base can, can not take place the loss between locking lever and the sleeve, can avoid locking lever and sleeve to damage, and the maintenance cost is little.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural diagram of an embodiment of a quick connect lock according to the present disclosure;
FIG. 2 is a schematic diagram of the structure of the base and the locking bar of an embodiment of a quick connect lock provided by the present application;
FIG. 3 is a schematic side view of a base and a locking bar of an embodiment of a quick connect lock according to the present application;
FIG. 4 is a cross-sectional view of the base and locking lever of FIG. 3 taken along section line A;
FIG. 5 is a schematic view of the interior of a base in an embodiment of a quick connect lock provided by the present application;
FIG. 6 is a schematic view of the locking bar of an embodiment of a quick connect lock provided by the present application;
FIG. 7 is a schematic diagram of the construction of a socket and a locking wrench of an embodiment of the quick connect lock provided by embodiments of the present application;
FIG. 8 is a schematic view of a sleeve of an embodiment of the quick connect lock provided by an embodiment of the present application;
FIG. 9 is a schematic side view of a sleeve of an embodiment of the quick connect lock of the present application;
FIG. 10 is a cross-sectional view of the sleeve of FIG. 9 taken along a parabola L;
fig. 11 is a schematic structural diagram of an LED display screen according to an embodiment of the present application when two adjacent LED unit boxes are opened;
FIG. 12 is a detailed view of the area A in FIG. 11;
fig. 13 is a schematic structural diagram of an embodiment of an LED display screen provided in the present application when two adjacent LED unit boxes are locked;
fig. 14 is a detailed structure diagram of the area B in fig. 13.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, the word "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the application. In the following description, details are set forth for the purpose of explanation. It will be apparent to one of ordinary skill in the art that the present application may be practiced without these specific details. In other instances, well-known structures and processes are not set forth in detail in order to avoid obscuring the description of the present application with unnecessary detail. Thus, the present application is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
The embodiment of the application provides a quick connection lock, which comprises a lock seat, a lock rod, a lock head, a base and a sleeve, wherein an axial sliding groove is formed in the side wall of the sleeve; the lock seat is sleeved on the outer side wall of the sleeve, a fixing piece is arranged on the lock seat, and one end of the fixing piece penetrates through the side wall of the lock seat and is embedded into the axial sliding groove so as to limit the rotation of the sleeve; the base is provided with a first groove, the side wall of the first groove is provided with a first thread, and the sleeve and the base are in threaded connection through the first thread and a second thread; one end of the lock rod is provided with a lock head, and the other end of the lock rod is detachably connected with the bottom of the first groove; when the base is rotated, the base and the sleeve rotate relatively, and the base and the lock rod move along the axial direction of the sleeve, so that the lock head is close to or far away from the lock seat. The following are detailed below.
Referring to fig. 1-10, fig. 1 is a schematic structural diagram of an embodiment of a quick connect lock according to the present disclosure; FIG. 2 is a schematic diagram of the structure of the base and the locking bar of an embodiment of a quick connect lock provided by the present application; FIG. 3 is a schematic side view of a base and a locking bar of an embodiment of a quick connect lock according to the present application; FIG. 4 is a cross-sectional view of the base and locking lever of FIG. 3 taken along section line A; FIG. 5 is a schematic view of the interior of a base in an embodiment of a quick connect lock provided by the present application; FIG. 6 is a schematic view of the locking bar of an embodiment of a quick connect lock provided by the present application; FIG. 7 is a schematic diagram of the construction of a socket and a locking wrench of an embodiment of the quick connect lock provided by embodiments of the present application; FIG. 8 is a schematic view of a sleeve of an embodiment of the quick connect lock provided by an embodiment of the present application; FIG. 9 is a schematic side view of a sleeve of an embodiment of the quick connect lock of the present application; fig. 10 is a cross-sectional view of the sleeve of fig. 9 taken along a parabola L.
In the embodiment of the present application, the quick connect lock 10 includes a lock housing 14, a lock rod 121, a lock head 122, a base 11, and a sleeve 13. The side wall of the sleeve 13 is provided with an axial sliding slot 131, the outer side wall of one end of the sleeve 13 is provided with a second thread 132, and the locking rod 121 is sleeved with the sleeve 13. The lock seat 14 is sleeved on the outer side wall of the sleeve 13, the lock seat 14 is provided with a fixing member 142, and one end of the fixing member 142 penetrates through the side wall of the lock seat 14 and is embedded into the axial sliding groove 131 to limit the rotation of the sleeve 13. The base 11 is provided with a first groove 111, the side wall of the first groove 111 is provided with a first thread 1111, and the sleeve 13 and the base 11 are in threaded connection through the first thread 1111 and a second thread 132. One end of the lock rod 121 is provided with a lock head 122, and the other end of the lock rod 121 is fixedly connected with the bottom of the first groove 111; when the base 11 is rotated, the base 11 and the sleeve 13 are relatively rotated, and the base 11 and the lock rod 121 move along the axial direction of the sleeve 13, so that the lock head 122 approaches or departs from the lock seat 14.
Further, the quick connection lock 10 includes a screw, the other end of the lock rod 121 is provided with a first through hole 124, the bottom of the first groove 111 is provided with a second through hole 113, the inner wall of the first through hole 124 and the inner wall of the second through hole 113 are provided with threads, and the screw passes through the first through hole 124 and the second through hole 113 so as to fixedly connect the other end of the lock rod 121 with the bottom of the first groove 111.
Further, the sleeve 13 includes a guide through hole 134 and a fixing through hole 135 communicating with each other, the guide through hole 134 has a diameter larger than that of the fixing through hole 135, and the guide through hole 134 is located on a side of the fixing through hole 135 away from the second thread 132. The diameter of the fixing through-hole 135 is not smaller than that of the locking bar 121. When the locking rod 121 is assembled with the sleeve 13, it is guided through the guide through hole 134 and then extends into the fixing through hole 135, thereby performing quick assembly.
Further, the cross-sectional shape of the locking head 122 is non-circular, and the diameter of the circumscribed circle of the locking head 122 is larger than the inner diameter of the guiding through hole 134. The diameter of the circumscribed circle of the locking head 122 is larger than the inner diameter of the guide through hole 134, so that the locking head 122 can be prevented from sliding out of the guide through hole 134.
Further, the other end of the lock bar 121 is provided with a protrusion 123, the bottom of the first groove 111 is provided with a second groove 112, the second through hole 113 is located at the bottom of the second groove 112, the cross section of the second groove 112 is non-circular, the cross section of the protrusion 123 is non-circular, the first through hole 124 is located at the top of the protrusion 123, and the protrusion 123 is embedded in the second groove 112.
Specifically, the lock head 122 has an oblong cross-sectional shape, and correspondingly, the protrusion 135 also has an oblong cross-sectional shape. The cross-sectional shape of the second groove 112 is oblong, and the protrusions 135 are matched with each other, so that the lock lever 121 is prevented from rotating relative to the base 11.
Further, the fixing member 142 is a fastening rod, a thread is disposed on a side wall of the fastening rod, a third through hole 141 is disposed on a side wall of the lock holder 14, a thread is disposed on a side wall of the third through hole 141, and the fixing member 142 is screwed into the third through hole 141 through the thread to be embedded into the axial sliding groove 131.
Further, the base 11 includes a locking wrench 116 and an elastic component, a fastening gear 133 is disposed on an outer side wall of the sleeve 13, the elastic component connects the locking wrench 116 and the base 11, the locking wrench 116 abuts against the fastening gear 133 under the action of the elastic component to limit the rotation of the base 11 relative to the sleeve 13, and when the locking wrench 116 is pressed, the locking wrench 116 releases the abutment against the fastening gear 133 to enable the base 11 to rotate relative to the sleeve 13.
Further, a third groove 114 is formed in the base 11, a first groove 111 is formed in the bottom of the third groove 114, a fixing shaft 115 is further formed in the bottom of the third groove 114, and the elastic member and the locking wrench 116 are sequentially sleeved on the fixing shaft 115.
Furthermore, the elastic component is a torsion spring,
further, the base 11 further includes a cover plate 117, and the cover plate 117 is detachably connected to the fixing shaft 115. For example, the cover plate 117 is bolted, snapped, etc. to the stationary shaft 115.
The application provides a quick connection lock, which comprises a lock seat, a lock rod, a lock head, a base and a sleeve, wherein an axial sliding groove is formed in the side wall of the sleeve; the lock seat is sleeved on the outer side wall of the sleeve, a fixing piece is arranged on the lock seat, and one end of the fixing piece penetrates through the side wall of the lock seat and is embedded into the axial sliding groove so as to limit the rotation of the sleeve; the base is provided with a first groove, the side wall of the first groove is provided with a first thread, and the sleeve and the base are in threaded connection through the first thread and a second thread; one end of the lock rod is provided with a lock head, and the other end of the lock rod is detachably connected with the bottom of the first groove; when the base is rotated, the base and the sleeve rotate relatively, and the base and the lock rod move along the axial direction of the sleeve, so that the lock head is close to or far away from the lock seat. The locking lever and the sleeve of this application high-speed joint lock are connected with the base respectively, when carrying out the installation of high-speed joint lock, only need with the locking lever insert the sleeve after, fix on the base can, can not take place the loss between locking lever and the sleeve, can avoid locking lever and sleeve to damage, and the maintenance cost is little.
Further, referring to fig. 10 to 14, fig. 11 is a schematic structural diagram of an embodiment of an LED display screen provided in the present application when two adjacent LED unit boxes are opened; FIG. 12 is a detailed view of the area A in FIG. 11; fig. 13 is a schematic structural diagram of an embodiment of an LED display screen provided in the present application when two adjacent LED unit boxes are locked; fig. 14 is a detailed structure diagram of the area B in fig. 13.
In the embodiment of the present application, the LED display screen 20 includes a plurality of LED unit cases.
In a specific embodiment, the LED display screen 20 includes two adjacent LED unit cases, a first LED unit case 21 and a second LED unit case 22. The lock holder 12 of the quick-connect lock 10 is fixed to the first LED unit case 21.
In one specific embodiment, the lock housing 12 of the quick connect lock 10 is integrally formed with the first LED unit housing 21. In another specific embodiment, the lock base 12 of the quick-connect lock 10 and the first LED unit housing 21 can be detachably connected by bolts, snaps, etc.
With reference to fig. 1-8, the process of installing the quick connect lock 10 on the LED display screen 20 is:
in the state of fig. 12, the quick-connect lock 10 is in an open state, and at this time, the lock lever 121 can be detached from the base 14, and one end of the protrusion 123 of the lock lever 121 passes through the side of the second LED unit case 22 in sequence, and is fixed on the base 14 after the lock seat 22, so that the first LED unit case 21 and the second LED unit case 22 are preliminarily connected. Then, by rotating the base 14, the base 14 and the sleeve 13 in the lock holder 22 are relatively rotated while moving in opposite directions in the axial direction along the screw threads, and the lock lever 121 is fixed to the base 14, so that the lock head 122 approaches the lock holder 22, thereby locking the first LED unit case 21 and the second LED unit case 22.
When it is desired to open the quick connect lock 10, the reverse operation is sufficient.
The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.
Claims (10)
1. A quick connection lock is characterized in that the quick connection lock comprises a lock base, a lock rod, a lock head, a base and a sleeve,
the side wall of the sleeve is provided with an axial sliding groove, the outer side wall of one end of the sleeve is provided with a second thread, and the sleeve is sleeved on the lock rod;
the lock seat is sleeved on the outer side wall of the sleeve, a fixing piece is arranged on the lock seat, and one end of the fixing piece penetrates through the side wall of the lock seat and is embedded into the axial sliding groove so as to limit the rotation of the sleeve;
the base is provided with a first groove, the side wall of the first groove is provided with a first thread, and the sleeve and the base are in threaded connection through the first thread and the second thread;
one end of the lock rod is provided with a lock head, and the other end of the lock rod is detachably connected with the bottom of the first groove;
when the base is rotated, the base and the sleeve are relatively rotated, and the base and the lock rod move along the axial direction of the sleeve, so that the lock head is close to or far away from the lock seat.
2. The quick connect lock of claim 1, wherein the quick connect lock comprises a screw, the other end of the locking bar is provided with a first through hole, the bottom of the first groove is provided with a second through hole, the inner wall of the first through hole and the inner wall of the second through hole are provided with threads, and the screw passes through the first through hole and the second through hole to fixedly connect the other end of the locking bar with the bottom of the first groove.
3. The quick connect lock of claim 2, wherein the interior of the sleeve includes a guide through hole and a securing through hole in communication, the guide through hole having a diameter greater than the securing through hole, the guide through hole being located on a side of the securing through hole remote from the second thread.
4. The quick connect lock of claim 3, wherein the locking head is non-circular in cross-sectional shape, the diameter of the circumscribed circle of the locking head being greater than the inner diameter of the guide through-hole.
5. The quick connect lock of claim 4, wherein the other end of the locking bar is provided with a protrusion, the bottom of the first groove is provided with a second groove, the second through hole is located at the bottom of the second groove, the cross section of the second groove is non-circular, the cross section of the protrusion is non-circular, the first through hole is located at the top of the protrusion, and the protrusion is embedded in the second groove.
6. The quick connect lock of claim 5, wherein said securing member is a fastening rod, a side wall of said fastening rod is threaded, a side wall of said lock housing is provided with a third through hole, a side wall of said third through hole is threaded, and said securing member is threaded into said third through hole to engage said axial slide slot.
7. The quick connect lock of claim 5, wherein the base includes a locking wrench and an elastic member, a snap gear is disposed on an outer sidewall of the sleeve, the elastic member connects the locking wrench and the base, the locking wrench abuts against the snap gear under the action of the elastic member to limit the rotation of the base relative to the sleeve, and when the locking wrench is pressed, the locking wrench is released from abutting against the snap gear to enable the base to rotate relative to the sleeve.
8. The quick connect lock of claim 7, wherein the base has a third groove, the first groove is disposed at the bottom of the third groove, a fixing shaft is further disposed at the bottom of the third groove, the elastic member and the locking wrench are sequentially sleeved on the fixing shaft, and the elastic member is a torsion spring.
9. The quick connect lock of claim 8, wherein said base further comprises a cover plate, said cover plate being removably attached to said stationary shaft.
10. An LED display screen, characterized in that, the LED display screen comprises a plurality of LED unit boxes, and two adjacent LED unit boxes are connected by the quick-connect lock of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020317434.5U CN211878913U (en) | 2020-03-13 | 2020-03-13 | Quick connection lock and LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020317434.5U CN211878913U (en) | 2020-03-13 | 2020-03-13 | Quick connection lock and LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211878913U true CN211878913U (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020317434.5U Active CN211878913U (en) | 2020-03-13 | 2020-03-13 | Quick connection lock and LED display screen |
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| CN (1) | CN211878913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166169A1 (en) * | 2021-02-07 | 2022-08-11 | 深圳市雷迪奥视觉技术有限公司 | Tiling lock and display screen |
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2020
- 2020-03-13 CN CN202020317434.5U patent/CN211878913U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166169A1 (en) * | 2021-02-07 | 2022-08-11 | 深圳市雷迪奥视觉技术有限公司 | Tiling lock and display screen |
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