CN219999736U

CN219999736U - Quick-release lock catch and display screen using same

Info

Publication number: CN219999736U
Application number: CN202320224139.9U
Authority: CN
Inventors: 曹宏卫; 罗立坚; 钟华
Original assignee: Shenzhen Createled Electronics Co ltd
Current assignee: Shenzhen Createled Electronics Co ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-11-10
Anticipated expiration: 2033-02-02

Abstract

The utility model relates to a quick-release lock catch and a display screen using the same, wherein the lock catch comprises a lock cylinder shaft penetrating through the front side and the rear side of an LED box body, a rotary adjusting groove for inserting an adjusting rod is formed in the front end face of the lock cylinder shaft, and a step is convexly arranged on the lock cylinder shaft; the LED box body is provided with a step, and the LED box body is provided with an LED seat; the rear end of the lock core shaft is provided with a lock plate, the lock plate is provided with a screwing part, and in a locking state, the lock plate presses the rear shell of the LED display module on the LED box body; when the LED box is used, the LED box body and the rear shell can be unlocked by screwing the locking plate from the rear side of the rear shell in a manual mode, the unlocking can be realized by rotating the lock cylinder and the locking plate by stretching the adjusting rod into the rotary adjusting groove from the front side of the LED box body, the quick disassembly and the installation of the LED box body and the rear shell can be realized, the operation is extremely convenient before and after the screen, and the elastic pad can prevent the situation that the locking plate and the box body cannot be fastened due to uneven wall thickness of the LED box body, so that the buffer adjusting function is realized.

Description

Quick-release lock catch and display screen using same

Technical Field

The utility model relates to the technical field of display modules, in particular to a quick-release lock catch and a display screen using the same.

Background

The LED display module is a flat panel display, and a plurality of LED display modules can form a large screen display screen for displaying various information such as characters, images, videos, video signals and the like.

The LED display module has the characteristics of high brightness, low working voltage, small power consumption, large size, long service life, impact resistance, stable performance and the like, so that the LED display module is widely applied. At present, the outdoor front maintenance module of the LED display screen is installed and fixed in a rear side screw fixing mode, and when in maintenance, a box body for installing the LED module and a rear shell can be separated only by loosening a locking screw from the rear side of the rear shell of the display screen.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a quick-release lock catch and a display screen using the same, and the quick-release lock catch and the display screen using the same can well solve the problems.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the quick-release lock catch comprises a lock cylinder shaft penetrating through the front side and the rear side of an LED box body, a rotary adjusting groove for inserting an adjusting rod is formed in the front end face of the lock cylinder shaft, and a step is formed in the lock cylinder shaft in a protruding mode; the lock catch further comprises a propping assembly for propping the step towards the LED box body, and an elastic pad is arranged between the propping assembly and the step; the rear end of the lock core shaft is provided with a locking plate, the locking plate is provided with a screwing part for manually screwing along Zhou Xiangxuan of the lock core shaft, and in a locking state, the locking plate tightly presses the rear shell of the LED display module on the LED box body.

The quick-release lock catch and the display screen using the same, provided by the utility model, wherein the abutting assembly comprises a pressing plate for pressing the step on the LED box body and a fixing piece for fixing the pressing plate on the LED box body; the elastic pad is located between the pressing plate and the step.

The quick-release lock catch and the display screen using the same, provided by the utility model, are characterized in that the pressing plate is provided with a through hole for the lock cylinder shaft to pass through.

The quick-release lock catch and the display screen using the same, provided by the utility model, are characterized in that the elastic pad is an elastic ring and sleeved on the lock core shaft, and the step is an annular step.

The utility model discloses a quick-release lock catch and a display screen using the same, wherein the pressure plate comprises a left pressure plate and a right pressure plate coplanar with the left pressure plate; the left pressing plate and the right pressing plate are provided with notches at opposite ends, and the two notches enclose a through hole for the lock cylinder shaft to pass through.

The utility model discloses a quick-release lock catch and a display screen using the same, wherein two fixing pieces are arranged corresponding to a left pressing plate and a right pressing plate, and the two fixing pieces are respectively positioned at the end parts of the left pressing plate and the right pressing plate, which are opposite.

The quick-release lock catch and the display screen using the same, provided by the utility model, are characterized in that the lock core shaft is provided with a rotation stop protrusion for limiting the circumferential rotation movement of the lock core shaft, and the LED box body is provided with a rotation groove corresponding to the rotation stop protrusion.

The quick-release lock catch and the display screen using the same, wherein an L-shaped window is arranged on the inner wall of the rotation adjusting groove, and the longitudinal end of the window is arranged in a direction deviating from the step and penetrates through the end face of the lock core shaft.

The display screen comprises an LED display module, an LED box body for fixing the LED display module and a rear shell for fixing the LED box body; the LED box is characterized in that a movable perforation for the circumferential rotation of the lock core shaft is arranged on the LED box body, an avoidance groove for the rotation of the step is arranged on the inner wall of the movable perforation, a locking position is arranged on the rear shell corresponding to the locking plate, when the LED box is assembled in place, the step is limited in the avoidance groove by the abutting component, and in a locking state, the locking plate abuts against the locking position and faces the rear shell to the LED box body.

The display screen is characterized in that a plurality of locking buckles are arranged, and a plurality of locking positions are arranged corresponding to the plurality of locking buckles.

The utility model has the beneficial effects that: the LED box and the rear shell can be unlocked by screwing the locking plate from the rear side of the rear shell in a manual mode, unlocking can be realized by screwing the locking plate into the rotary adjusting groove from the front side of the LED box through the adjusting rod, and then the LED box and the rear shell can be quickly disassembled and assembled.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained by those skilled in the art without inventive effort:

FIG. 1 is an overall assembly view of the quick release fastener and display screen of the present utility model.

Fig. 2 is an enlarged view at a in fig. 1.

Figure 3 is an isometric cross-sectional view of figure 1.

Fig. 4 is an enlarged view of a partial structure of fig. 3.

Fig. 5 is an enlarged view at B in fig. 4.

Fig. 6 is an overall construction diagram of the quick release fastener of the present utility model.

Fig. 7 is an exploded view of the quick release shackle of the present utility model.

Detailed Description

The terms "first," "second," "third," and "fourth" and the like in the description and in the claims and drawings are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

"plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

Moreover, the terms "upper, lower, left, right, upper end, lower end, longitudinal" and the like that represent the orientation are all referred to with reference to the attitude position of the apparatus or device described in this scheme when in normal use.

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

1-7, the quick release lock catch of the preferred embodiment of the utility model comprises a lock core shaft 1 penetrating through the front and rear sides of an LED box body a1, wherein a rotary adjusting groove 1a for inserting an adjusting rod is arranged on the front end face of the lock core shaft 1 so as to realize unlocking operation before a screen, and a step 1b is convexly arranged on the lock core shaft 1; the lock catch also comprises a propping component 2 which is used for propping the step 1b towards the LED box body a1, and an elastic pad 3 is arranged between the propping component 2 and the step 1b; the rear end of the lock core shaft 1 is provided with a lock plate 4, in particular, the lock plate 4 is vertical to the lock core shaft 1, the rear shell a2 is generally provided with an extended side edge a21 corresponding to the lock plate 4 so that the lock plate 4 can be abutted against after rotating, the lock plate 4 is provided with a screwing part 41 for manually screwing along Zhou Xiangxuan of the lock core shaft 1 so as to facilitate the manual unlocking operation after the screen is realized, and in a locking state, the lock plate 4 presses the rear shell a2 of the LED display module on the LED box body a 1;

through the lock catch, the lock piece 4 can be screwed from the rear side of the rear shell a2 in a manual mode to enable the lock piece 4 to be moved away from the rear shell a2, the LED box a1 and the rear shell a2 are unlocked, the lock cylinder and the lock piece 4 can be rotated to achieve unlocking through the fact that the adjusting rod stretches into the rotary adjusting groove 1a from the front side of the LED box a1, and then the LED box a1 and the rear shell a2 can be rapidly detached and installed.

Preferably, the abutting assembly 2 includes a pressing plate 21 pressing the step 1b against the LED housing a1, and a fixing member 22 fixing the pressing plate 21 to the LED housing a 1; the elastic pad 3 is located between the pressing plate 21 and the step 1b, wherein a through hole 5 for the lock core shaft 1 to pass through is formed in the pressing plate 21, the elastic pad 3 is a silica gel elastic ring and is sleeved on the lock core shaft 1, the step 1b is formed by an annular boss, so that the elastic pad 3 is prevented from moving, the circumferential uniform buffering elastic force can be provided, and deformation caused by overlarge local stress of the pressing plate 21 is avoided.

Further, the platen 21 includes a left platen 211, and a right platen 212 coplanar with the left platen 211; the opposite ends of the left pressing plate 211 and the right pressing plate 212 are respectively provided with a notch 2a, the two notches 2a are surrounded to form a through hole 5 for the lock cylinder shaft 1 to pass through, wherein two fixing pieces 22 are arranged corresponding to the left pressing plate 211 and the right pressing plate 212, the two fixing pieces 22 are respectively positioned at the end parts of the left pressing plate 211 and the right pressing plate 212, which are opposite to each other, the pressing plate 21 is divided into two parts, the elasticity can be increased, and the elastic pad 3 can be further matched to play a role of buffering and compensating the wall thickness error of the LED box a 1.

Preferably, the lock core shaft 1 is provided with a rotation stop protrusion 1c for limiting the circumferential rotation motion of the lock core shaft 1, the LED box body a1 is provided with a rotation groove 6 corresponding to the rotation stop protrusion 1c, and generally, the rotation groove 6 is in a shape of a quarter circle, so that the longest length of the locking plate 4, which is abutted against the rear shell a2, is ensured, and the locking stability is further ensured.

Preferably, an L-shaped window 7 is arranged on the inner wall of the rotary adjusting groove 1a, the longitudinal end of the window 7 is arranged in a direction deviating from the step 1b and penetrates through the end face of the lock core shaft 1, when the screen is operated, the adjusting rod is aligned to be inserted into the rotary adjusting groove 1a, the lock core shaft can be screwed and rotated in the circumferential direction through an anti-rotation protrusion on the side wall of the adjusting rod, the locking plate 4 is moved away from the rear shell a2, and the rear shell a2 is separated from the LED box a 1.

1-5, the display screen of the preferred embodiment of the present utility model comprises an LED display module (not shown), an LED box a1 for fixing the LED display module, and a rear case a2 for fixing the LED box a 1; the LED box body a1 is provided with a movable perforation 8 for the circumferential rotation of the lock core shaft 1, the inner wall of the movable perforation 8 is provided with an avoidance groove 9 for the rotation movement of the step 1b, the rear shell a2 is provided with a locking position 10 corresponding to the locking plate 4, when the LED box body a1 is assembled in place, the step 1b is limited in the avoidance groove 9 by the abutting component 2, and in a locking state, the locking plate 4 abuts against the locking position 10 and tightly abuts against the rear shell a2 towards the LED box body a 1.

Preferably, the lock catch is provided in plurality, and the locking position 10 is provided in plurality corresponding to the plurality of lock catches, so as to ensure the connection firmness of the LED box body a1 and the rear shell a 2.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims

1. The quick-release lock catch is characterized by comprising a lock cylinder shaft penetrating through the front side and the rear side of an LED box body, wherein a rotary adjusting groove for inserting an adjusting rod is formed in the front end face of the lock cylinder shaft, and a step is convexly arranged on the lock cylinder shaft; the lock catch further comprises a propping assembly for propping the step towards the LED box body, and an elastic pad is arranged between the propping assembly and the step; the rear end of the lock core shaft is provided with a locking plate, the locking plate is provided with a screwing part for manually screwing along Zhou Xiangxuan of the lock core shaft, and in a locking state, the locking plate tightly presses the rear shell of the LED display module on the LED box body.

2. The quick release fastener of claim 1, wherein the abutment assembly comprises a pressure plate for pressing the step against the LED housing and a securing member for securing the pressure plate to the LED housing; the elastic pad is located between the pressing plate and the step.

3. The quick release fastener of claim 2, wherein the pressure plate is provided with a through hole through which the lock cylinder shaft passes.

4. A quick release fastener according to claim 3, wherein the resilient pad is an elastic ring and is sleeved on the lock core shaft, and the step is an annular step.

5. The quick release fastener of claim 3 or 4, wherein the pressure plate comprises a left pressure plate and a right pressure plate coplanar with the left pressure plate; the left pressing plate and the right pressing plate are provided with notches at opposite ends, and the two notches enclose a through hole for the lock cylinder shaft to pass through.

6. The quick release fastener of claim 5, wherein two of the fixing members are provided corresponding to the left and right pressing plates, and the two fixing members are respectively located at the opposite ends of the left and right pressing plates.

7. The quick release fastener of claim 1, wherein the locking shaft is provided with a rotation stop protrusion for limiting circumferential rotation movement of the locking shaft, and the LED box is provided with a rotation groove corresponding to the rotation stop protrusion.

8. The quick release fastener of claim 1, wherein an L-shaped window is provided in an inner wall of the rotation adjustment slot, and a longitudinal end of the window is disposed in a direction away from the step and penetrates an end surface of the lock core shaft.

9. A display screen having a quick release fastener as claimed in any one of claims 1 to 8, wherein the display screen comprises an LED display module, an LED housing to which the LED display module is secured, and a rear case to which the LED housing is secured; the LED box is characterized in that a movable perforation for the circumferential rotation of the lock core shaft is arranged on the LED box body, an avoidance groove for the rotation of the step is arranged on the inner wall of the movable perforation, a locking position is arranged on the rear shell corresponding to the locking plate, when the LED box is assembled in place, the step is limited in the avoidance groove by the abutting component, and in a locking state, the locking plate abuts against the locking position and faces the rear shell to the LED box body.

10. The display screen of claim 9, wherein a plurality of latches are provided, and a plurality of the latches are provided corresponding to a plurality of the latches.