WO2020177469A1

WO2020177469A1 - Pop-up device and display screen

Info

Publication number: WO2020177469A1
Application number: PCT/CN2019/130372
Authority: WO
Inventors: 贺金锋; 赵永春
Original assignee: 深圳市洲明科技股份有限公司
Priority date: 2019-03-04
Filing date: 2019-12-31
Publication date: 2020-09-10
Also published as: CN210240957U

Abstract

Disclosed are a pop-up device (10) and a display screen. The pop-up device comprises a housing (100), a limiting member (200), a snap-fit fastener (300), an ejecting member (400), and an elastic member (500), wherein the housing is internally provided with a cavity (101), one end of the cavity has an opening (102), a side wall of the cavity is provided with a first guide structure (600), the first guide structure is spirally arranged along the side wall of the cavity, a second guide structure (700) is provided outside the limiting member, the first guide structure matches the shape of the second guide structure, and the second guide structure slides along the first guide structure; the limiting member is axially provided with a through hole (201), at least part of the ejecting member is provided with a through hole, and the limiting member is rotatably connected to the ejecting member; the housing is connected to the ejecting member by means of the elastic member, and the ejecting member movably protrudes from the opening; the limiting member is provided with a stop wall (210); and one end of the snap-fit fastener is connected to the housing, and the other end of the snap-fit fastener movably abuts against the stop wall. The pop-up device can become various sizes by means of changing the size of a box body (30) to adapt to pop-up devices of different sizes, without changing the size of a module (20).

Description

Pop-up device and display

This application claims the priority of a Chinese patent application filed with the Chinese Patent Office on March 4, 2019, the application number is 201920272206.8, and the application name is "pop-up device and display screen", the entire content of which is incorporated into this application by reference.

Technical field

This application relates to the field of pop-up technology, in particular to pop-up devices and display screens.

Background technique

The current LED display is more and more widely used. When the LED display needs maintenance, the LED display module needs to be disassembled from the box, and it is difficult to disassemble the module without tools or special structures. The main reason is that the module and the box body are closely matched after installation. In this case, it is difficult to have a place to apply force. It will become impossible to remove the module from the box body of the LED display. Convenient. In response to this problem, the patent application number CN201510262329.X provides a magnetic attraction mechanism, which can also be called an ejection device, which is used to form a gap between the module and the box when the ejection device is ejected, which is convenient for maintenance personnel Disassemble the module. This kind of ejection device is installed on the module. Since the thickness of the module is generally thin and generally cannot be thickened, under the limitation of the thickness of the module, when the ejection device is installed on the module, the module The thickness will limit the size of the ejection device.

Summary of the invention

According to various embodiments of the present application, a pop-up device and a display screen are provided.

An ejection device includes a housing, a limiting member, a buckle, an ejection member, and an elastic member. The housing is provided with a cavity, one end of the cavity has an opening, and the side wall of the cavity is provided with A first guide structure, the first guide structure is arranged in a spiral shape along the side wall of the cavity, a second guide structure is provided on the outer side of the limiting member, the first guide structure and the second guide structure The second guiding structure slides along the first guiding structure, the limiting member is provided with a through hole in the axial direction, and at least part of the ejecting member is penetrated by the through hole, and the The limit piece is rotatably connected with the ejection piece, one end of the elastic piece is connected with the housing, the other end of the elastic piece is connected with the ejection piece, and the ejection piece movably protrudes Is provided in the opening, a blocking wall is provided on the limiting member, one end of the buckle is connected to the housing, and the other end of the buckle movably abuts on the blocking wall, so The buckle is used to restrict the second guide structure from sliding along the first guide structure when abutting on the blocking wall.

A display screen includes a module, a box body, and a pop-up device. The pop-up device includes a casing, a limiting member, a buckle, an ejection member, and an elastic member. The casing is provided with a cavity, and the cavity One end has an opening, the side wall of the cavity is provided with a first guide structure, the first guide structure is arranged spirally along the side wall of the cavity, and a second guide structure is provided on the outer side of the stopper , The shape of the first guide structure matches the shape of the second guide structure, and the second guide structure slides along the first guide structure, the limiting member is provided with a through hole in the axial direction, and the top At least part of the output piece is penetrated with the through hole, and the limiting piece is rotatably connected with the ejection piece, one end of the elastic piece is connected with the housing, and the other end of the elastic piece is connected with the The ejector is connected, and the ejector movably protrudes from the opening, the stopper is provided with a blocking wall, one end of the buckle is connected to the housing, and the buckle The other end movably abuts on the blocking wall, and the buckle is used to restrict the second guide structure from sliding along the first guide structure when abutting on the blocking wall, and the module is provided On the box body, the shell is connected with the box body, and the ejector is connected with the module.

The details of one or more embodiments of the application are set forth in the following drawings and description. Other features, purposes and advantages of this application will become apparent from the description, drawings and claims.

Description of the drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of an ejection device of an embodiment;

Figure 2 is a schematic diagram of a three-dimensional structure of an ejection device according to an embodiment;

3 is a schematic diagram of a three-dimensional split structure of an ejection device according to an embodiment;

4 is a schematic diagram of a three-dimensional split structure of an eject device according to an embodiment;

5 is a schematic diagram of a three-dimensional split structure of an ejection device according to an embodiment;

Fig. 6 is a schematic cross-sectional view of the ejection device of an embodiment in one direction;

FIG. 7 is a schematic cross-sectional view of the display screen in one direction according to an embodiment.

detailed description

In order to facilitate the understanding of the application, the application will be described in a more comprehensive manner with reference to the relevant drawings. The preferred embodiments of the application are shown in the drawings. However, this application can be implemented in many different forms and is not limited to the implementation described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of this application more thorough and comprehensive.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of this application. The terminology used in the specification of the application herein is only for the purpose of describing specific embodiments, and is not intended to limit the application. The term "and/or" as used herein includes any and all combinations of one or more related listed items.

As shown in Figure 1, Figure 2 and Figure 3, in one of the embodiments, an ejection device 10 includes a housing 100, a limiting member 200, a buckle 300, an ejection member 400, and an elastic member 500. A cavity 101 is opened in the housing 100. One end of the cavity 101 has an opening 102. The side wall of the cavity 101 is provided with a first guide structure 600. The first guide structure 600 extends along the cavity 101. The sidewalls of the second guide structure 700 are arranged in a spiral shape, and a second guide structure 700 is provided on the outer side of the limiting member 200. The first guide structure 600 matches the shape of the second guide structure 700, and the second guide structure 700 Sliding along the first guide structure 600, the limiting member 200 is provided with a through hole 201 in the axial direction, at least part of the ejecting member 400 penetrates the through hole 201, and the limiting member 200 and The ejector 400 is rotatably connected, one end of the elastic element 500 is connected to the housing 100, the other end of the elastic element 500 is connected to the ejector 400, and the ejector 400 is movable convex Due to the setting of the opening 102, a blocking wall 210 is provided on the limiting member 200, one end of the buckle 300 is connected to the housing 100, and the other end of the buckle 300 movably abuts against On the blocking wall 210, the buckle 300 is used to restrict the second guide structure 700 from sliding along the first guide structure 600 when abutting on the blocking wall 210.

In this embodiment, the limiting member 200 defines the through hole 201 along the axial direction of the helical first guide structure, the through hole penetrates both ends of the limiting member 200, and the through hole is opened in the limiting member. End face. One end of the ejection member 400 penetrates through the end of the through hole 201 away from the opening 102 and abuts on the side of the limiting member 200 that faces away from the opening. In this way, the ejection member and the limiting member abut Connected, so that the elastic force of the elastic element can act on the limiting element through the ejection element.

Please refer to Figure 1, Figure 2 and Figure 3, the above-mentioned ejection device 10 restricts the movement of the limiting member 200 by the buckle 300, so that the limiting member 200 cannot slide along the guide structure, and the ejecting member is blocked by the limiting member 200 400 moves, so that the elastic member 500 cannot push out the ejector member 400, as shown in FIG. 1, so that the ejection device is in a "locked" state. When it needs to be ejected, the buckle 300 is disengaged from the blocking wall 210, the elastic member 500 uses the housing as a support to apply force to the ejector 400 to push the ejector 400 to move, and the ejector 400 further pushes the limiting member 200 to the second guide The structure rotates along the first guide structure and makes the limiting member 200 move toward the direction close to the opening 102. Since the ejector 400 and the limiting member 200 are rotatably connected, the ejector 400 does not rotate, but protrudes toward the opening. The direction movement of 102 realizes the pop-up function, as shown in FIG. 2, so that the pop-up device is in the "pop-up" state. By arranging the ejection device 10 on the box of the display screen, the housing 100 is connected with the box of the display screen, and the end of the ejector 400 away from the elastic member 500 is connected with the module. The size of the pop-up device 10 can be adapted to different sizes of the pop-up device 10 without changing the size of the module, thereby enriching the size of the pop-up device 10.

It is worth mentioning that the cross-sectional shape of the cavity may be a circle, a square, or any polygon.

In an embodiment, the cross-sectional shape of the cavity is circular, and the first guide structure is arranged in a spiral shape along the circumferential side wall of the cavity.

In an embodiment, the cross-sectional shape of the cavity is square, and the first guide structure is arranged in a spiral shape along the side wall of the cavity. In one embodiment, the first guide structure is a first guide rail, and the first guide rail protrudes from the side wall of the cavity and is arranged in a spiral shape. The transverse section of the outer surface of the first guide rail is It is circular, that is, the cross section of the outer surface of the first guide rail along the transverse direction of the cavity is circular. In another embodiment, the first guide structure is a first guide groove, the first guide groove is spirally arranged along the side wall of the cavity, and the bottom of the first guide groove is along the cavity The transverse cross-section is circular. Specifically, the distance from the bottom of the first guide groove at any position to the middle of the cavity is equal to form the first guide groove arranged in a spiral shape.

In one embodiment, the cross-sectional shape of the cavity is polygonal.

It is worth mentioning that the cross-sectional shape of the limiting member can be circular, square, or arbitrary polygonal.

In one embodiment, the cross-sectional shape of the limiting member is circular, and the second guiding structure is arranged in a spiral shape along the outer circumferential surface of the limiting member.

In one embodiment, the cross-sectional shape of the limiting member is a square, and the second guiding structure is arranged spirally along the side wall of the limiting member. In one embodiment, the second guide structure is a second guide rail, and the second guide rail protrudes from the side wall of the limiting member and is arranged in a spiral shape. The cross section is circular, that is, the cross section of the outer surface of the second guide rail along the transverse direction of the cavity is circular. In another embodiment, the second guide structure is a second guide groove, the second guide groove is arranged spirally along the side wall of the limiting member, and the bottom of the second guide groove is along the hollow The transverse cross section of the cavity is circular. Specifically, the distance from the bottom of the second guide groove at any position to the middle of the limiting member is equal to form a second guide groove arranged in a spiral shape.

In one embodiment, the first guide rail and the second guide groove cooperate, that is, the limiting member is sleeved on the first guide rail through the second guide groove to realize the second guide rail. The guide structure slides along the first guide structure.

In one embodiment, the first guide groove and the second guide rail cooperate, that is, the limiting member is inserted into the first guide groove through the second guide rail to realize the second The guide structure slides along the first guide structure.

In order to realize the opening of the cavity in the housing, in this embodiment, the housing has a cylindrical shape, and the cavity is formed by a hollow inside of the housing, so as to realize the opening of the cavity in the housing. Cavity.

As shown in FIG. 3, in order to make the limiting member 200 rotate more smoothly in the cavity 101, in one of the embodiments, the cavity 101 is cylindrical, and the first guide structure 600 extends along the cavity 101. The cavity 101 extends axially. In this embodiment, the housing 100 is cylindrical, and the cross-sectional shape of the outer surface of the limiting member 200 is circular, that is, the limiting member 200 is configured as a cylindrical structure, and the limiting member 200 The cross-sectional shape matches the cross-sectional shape of the cavity 101, so that the outer surface of the limiting member 200 movably abuts on the side wall of the cavity 101, which makes the limiting member 200 rotate more in the cavity 101 Smooth. In this embodiment, the buckle 300 is used to restrict the second guide structure 700 from sliding along the first guide structure 600 when abutting on the stop wall 210, so as to restrict the restricting member 200 from being empty. The cavity 101 rotates.

In order to make the rotation of the limiting member 200 more smooth, and to make the second guiding structure 700 more conveniently arranged on the second guiding structure 700, as shown in FIG. 3, in one of the embodiments, the limiting The member 200 is arranged in a cylindrical structure, and the second guiding structure 700 is spirally arranged along the outer surface of the limiting member 200.

In order to realize the sliding of the second guide structure 700 along the first wire structure, as shown in FIG. 3, in one of the embodiments, the first guide structure 600 is convexly arranged on the side wall of the cavity 101 The sliding rail 610 is spirally arranged along the side wall of the cavity 101, the second guiding structure 700 is a sliding groove 710 opened on the outer surface of the limiting member 200, the The sliding groove 710 is spirally opened along the outer surface of the limiting member 200, and the outer side of the limiting member 200 is slidably sleeved on the sliding rail 610 through the sliding groove 710.

In order to better make the second guide structure 700 slide along the first guide structure 600, as shown in FIGS. 1 and 2, in one of the embodiments, the first guide structure 600 and the second guide structure 600 There are multiple guide structures 700, and the first guide structures 600 and the second guide structures 700 are arranged in one-to-one correspondence, that is, each second guide structure 700 slides along one of the guide structures. , So that the guiding effect of the limiting member 200 is better. In this embodiment, the number of the sliding rail 610 and the sliding groove 710 are respectively multiple, and the sliding rail 610 and the sliding groove 710 are arranged in a one-to-one correspondence.

In order to realize the setting of the blocking wall 210, as shown in FIGS. 3 and 4, in one of the embodiments, a groove 211 is opened at one end of the limiting member 200 away from the opening 102, and the groove 211 The side wall of is set as the stop wall 210, and the end of the buckle 300 away from the housing 100 is movably arranged in the groove 211. As a result, the bayonet is arranged in the groove 211 and the buckle 300 is movably abutted on the blocking wall 210. In this embodiment, the buckle 300 is restricted by the two side walls of the groove 211, so that when the buckle 300 is disposed in the groove 211, the movement of the restricting member 200 is more firmly restricted.

In this embodiment, the groove 211 is opened on the end surface of the limiting member, and the groove is opened along the radial direction of the limiting member. In one embodiment, the central axis of the groove 211 is equal to the radial cross section of the limiting member. The diameters coincide. In one embodiment, the length direction of the groove 211 is parallel to a diameter of the radial cross section of the stopper, so that the buckle 300 is inserted into the groove 211 to sufficiently restrict the rotation of the stopper. In this embodiment, the buckle moves in a direction away from the groove. Specifically, when the buckle is separated from the blocking wall, the direction of movement of the buckle is parallel to the blocking wall.

In this embodiment, the plane on which the stop wall is located is parallel to the central axis of the stopper, so as to restrict the stopper around the stopper when the buckle abuts against the stop wall The middle part of the rotation.

In another embodiment, a stop block is protrudingly provided at one end of the limiting member away from the opening, and the stop wall is an outer surface of the stop block, so as to realize the setting of the stop wall.

In order to realize that the ejection member 400 pushes the limiting member 200 to move, avoids the ejection member 400 from rotating, and prevents the ejection member 400 from falling out of the through hole 201, as shown in FIGS. 3 and 6, in which In one embodiment, an abutting portion 410 is provided on the outer side of the ejector 400, and the abutting portion 410 movably abuts on the side wall of the through hole 201. When the abutting portion 410 is movably abutted, it prevents the ejector 400 from coming out of the through hole 201, and when the buckle 300 does not abut on the blocking wall 210, the ejector 400 The limiting member 200 is pushed to move away from the cavity 101 by the abutting portion 410, and at the same time the limiting member 200 rotates relative to the ejection member 400, and due to the stopping portion and the through hole The side walls of 201 are movably abutted, so that the ejector 400 pushes the limiting element 200 to move, avoids the ejector 400 from rotating, and prevents the ejector 400 from falling out of the through hole 201. In this embodiment, a blocking surface 202 is provided on the side wall of the through hole 201, and the blocking surface 202 is used for abutting against the abutting portion 410 to restrict the ejector 400 from moving away from the through hole. The direction movement of the hole 201 can also be said that when the blocking surface 202 is used to abut the abutting portion 410, the ejection member 400 drives the limiting member 200 to protrude from the opening 102. Moving in the direction of, the abutting portion 410 movably abuts on the blocking surface 202. Specifically, a housing cavity 203 is opened inside the housing, the through hole 201 is opened on the side wall of the housing cavity 203, and the cross-sectional width of the housing cavity 203 is greater than the cross-sectional width of the through hole 201. The blocking surface 202 is formed on the side wall of the housing cavity 203 around the through hole 201, that is, the blocking surface 202 is formed on the side wall of the housing cavity 203 around the through hole 201.

In order to realize that the ejector member pushes the limiting member to move, and prevents the ejector member from rotating, while preventing the ejector member from falling out of the through hole, in another embodiment, the ejector member passes through a bearing and The side wall of the through hole is connected, that is, the ejection device further includes a bearing, the outer surface of the bearing is connected with the side wall of the through hole, and the inner surface of the bearing is connected to the ejector The outer surface is connected. In this way, the ejector can not only push the limiting member to move in a direction protruding from the opening under the action of the elastic member, but also prevent the ejector from rotating when the limiting member rotates. In this way, it is realized that the ejector member pushes the limiting member to move, and the rotation of the ejector member is avoided, and at the same time, the ejector member is prevented from falling out of the through hole.

In order to facilitate the buckle 300 to disengage from the blocking wall 210, as shown in FIGS. 3 and 6, in one of the embodiments, the ejection member 400 is provided along one end protruding from the opening 102 to the other end. A channel 401, the channel 401 is disposed toward the end of the buckle 300 that abuts against the blocking wall 210. The channel 401 is penetrated by a tool, and the tool is used to apply force to the end of the buckle 300 that abuts the blocking wall 210, so that the buckle 300 is separated from the blocking wall 210, thereby making elastic The piece 500 releases the elastic force, so that the ejection piece 400 is ejected. In one embodiment, the channel 401 is penetrated by a needle, and force is applied to the end of the buckle 300 that abuts the blocking wall 210 through the needle, so that the buckle 300 is separated from the stop wall 210. The blocking wall 210 further allows the elastic member 500 to release the elastic force, so as to realize the ejection of the ejector member 400.

It is more convenient for the tool to pass through the channel 401. As shown in FIG. 6, in one of the embodiments, the cross-sectional width of the channel 401 gradually decreases from one end close to the opening 102 to the other end. In this way, the tool can enter from the larger end of the opening 102 and extend into the channel 401. The channel 401 is gradually reduced to prevent the channel 401 with a larger width from reducing the strength of the ejector 400. Therefore, the The cross-sectional width of the channel 401 gradually decreases from one end close to the opening 102 to the other end, which facilitates the tool to pass through the channel 401 while ensuring the strength of the ejector 400.

In order to realize the function of the buckle 300, as shown in FIGS. 3, 4 and 5, in one of the embodiments, the buckle 300 includes an elastic frame 310 and a hook 320. One end of the elastic frame 310 Connected to the housing 100, the other end of the elastic frame 310 is connected to the hook 320, the hook 320 movably abuts on the blocking wall 210, and the hook 320 is used to abut When being on the blocking wall 210, the second guide structure 700 is restricted from sliding along the first guide structure 600. The elastic frame has elasticity, and the elastic frame has a fixed end and a free end, the fixed end of the elastic frame is connected with the housing, the free end of the elastic frame is connected with the hook, the elastic frame The free end can move relative to the blocking wall, and at the same time enable the hook to move relative to the blocking wall. In this embodiment, the hook can be movably arranged in the groove, so as to realize when the hook Abutting on the blocking wall, restricting the movement of the second guide structure of the limiting member along the first guiding structure, and can realize that when the hook is separated from the blocking wall, the The second guide structure of the limiter can move along the first guide structure under the push of the ejector. In order to enable the buckle 300 to move relative to the groove 211, as shown in FIGS. 3, 4, and 5, in one of the embodiments, the side wall of the cavity 101 is protrudingly provided with a mounting post 110. This embodiment Wherein, the side wall of the cavity 101 far away from the opening is protrudingly provided with a mounting post 110, that is, a mounting post 110 is protrudingly provided at the bottom of the cavity, and the mounting post 110 is provided with a mounting groove 113, The groove 211 is arranged corresponding to the installation groove 113, the installation post 110 is connected with the ejection member 400 through the elastic member 500, and the hook 320 is movably arranged in the installation groove 113. When the hook 320 is disposed in the groove 211, the hook 320 abuts on the blocking wall 210 and restricts the second guide structure 700 from sliding along the first guide structure 600. The hook 320 is separated from the groove 211 and enters the installation groove 113, so that the second guide structure 700 can slide along the first guide structure 600. In this embodiment, the elastic member 500 is installed through the mounting post 110, and the hook 320 is accommodated through the mounting groove 113, so that the buckle 300 can move relative to the groove 211.

As shown in Figures 3, 4 and 5, specifically, the elastic frame 310 includes a first elastic rod 311, a second elastic rod 312, and a hook 320. The first end of the first elastic rod 311 and the second The first ends of the two elastic rods 312 are connected, and the first ends of the first elastic rod 311 and the first ends of the second elastic rod 312 are both connected to the housing 100. In this embodiment, the housing The outer surface of 100 is provided with a flange 150, the housing 100 is also provided with a mounting hole 104, the mounting hole 104 is provided corresponding to the flange 150, and the mounting hole 104 is in communication with the cavity 101, The first end of the first elastic rod 311 and the first end of the second elastic rod 312 are connected through the mounting hole 104 and connected with the flange 150. In this embodiment, the mounting hole 104 is opened in On the back cover 140. Specifically, the first end of the first elastic rod 311 and the first end of the second elastic rod 312 are connected through the mounting hole 104 and screwed to the flange 150. The second end is connected to the second end of the second elastic rod 312 through the hook 320. The mounting post 110 includes a first mounting post 111 and a second mounting post 112. The first mounting post 111 and the second The mounting groove 113 is formed between the mounting posts 112, the elastic member 500 is connected to the first mounting post 111 and the second mounting post 112, and one end of the mounting groove 113 is connected to the first elastic rod 311 The second end is correspondingly arranged, the other end of the installation groove 113 is arranged correspondingly to the second end of the second elastic rod 312, and the hook 320 is movably arranged in the installation groove 113. In this embodiment, The hook 320 movably penetrates the installation groove 113 and is movably arranged in the installation groove 113 to realize the connection between the buckle 300 and the housing 100, so that the buckle 300 can move relative to the groove 211. In addition, the mounting post 110 provides a supporting force to the elastic member 500. In this embodiment, the groove 211 has a notch, and the notch is disposed toward the installation groove 113, so that the hook 320 is movably arranged in the installation groove 113 or the groove 211. In this embodiment, the channel 401, the groove 211, and the mounting groove 113 are aligned, so that a tool can be inserted into the groove from the channel, and the hook located in the groove can be pushed by the tool. , The hook is moved toward the mounting groove, so as to control the movement of the hook from the groove, that is, to control the movement of the hook from the stop wall.

In order to limit the ejection distance of the ejector 400, as shown in FIG. 6, in one of the embodiments, a limit block 120 is provided on the housing 100, and the limit block 200 is provided with a protrusion A bump 220, the limiting block 120 is used for abutting on the bump 220 when the ejector 400 protrudes from the opening 102. In this way, when the ejector 400 is ejected, the limiting block 120 limits the ejecting distance of the limiting element 200, thereby limiting the ejecting distance of the ejecting element 400, thereby preventing the ejecting element 400 from being ejected entirely. In this embodiment, the protrusion 220 is disposed at an end of the limiting member 200 away from the opening 102, thereby maximizing the ejection distance of the ejecting member 400 and avoiding the ejecting member 400 and the limiting member 200 pop up.

To install the ejection device 10, as shown in FIGS. 3, 5, and 6, in one of the embodiments, the housing 100 includes a housing 130 and a back cover 140, and a hollow structure is provided in the housing 130, and The hollow structure penetrates both ends of the shell, the back cover is connected with the shell to close one end of the shell, and the inside where the back cover is connected with the shell forms the installation cavity, and the end of the installation cavity away from the back cover has an opening. One embodiment is that the housing and the back cover are snap-connected.

The housing 130 is provided with the cavity 101, one end of the cavity is the opening 102, and the other end has a mounting opening 103, the housing 130 is connected to the back cover 140, and the mounting post 110 is disposed in On the back cover 140, the first guide structure 600 is disposed on the housing 130, and the buckle 300 is connected to the housing 130. In this embodiment, the rear cover 140 movably closes the installation opening 103, and the ejector 400 protrudes from the opening 102 movably. In this way, the limiting member 200, the buckle 300, the ejection member 400, and the elastic member 500 are installed in the cavity 101 through the mounting opening 103, and then the rear cover 140 is used to close the space. The installation port 103 is thus implemented to install the ejection device 10. Specifically, the housing 130 is snap-connected to the rear cover 140.

In another embodiment, the housing is integrally formed.

In one of the embodiments, a display screen includes the pop-up device 10 as described in any of the above embodiments.

In one of the embodiments, a display screen is also provided, as shown in FIG. 7, comprising a module 20, a box body 30, and the pop-up device 10 described in any of the above embodiments, and the module 20 is arranged in all the embodiments. On the box body 30, the housing 100 is connected to the box body 30, and the ejector 400 is connected to the module 20. In this embodiment, the box body 30 is provided with a placement groove, the placement groove has a through opening 31, the ejection device 10 is disposed in the placement groove, and the ejector 400 of the ejection device 10 is movable with the The openings 31 are arranged flush. In this embodiment, when the ejection device 10 is in the "locked" state, the module 20 is attached to the box 30 so that the module 20 is in the box 30 When the module 20 is repaired, the ejector 400 of the eject device 10 is ejected, so that the ejector 400 protrudes from the opening 102, so that the module 20 and the box 30 are formed Clearance, which is beneficial for extending hands or tools into the clearance, thereby facilitating the removal of the module 20 from the box 30.

As shown in FIG. 7, in this embodiment, the ejection member 400 is connected to the module 20 through a magnetic member. Specifically, the magnetic component includes a first magnetic component 810 and a second magnetic component 820. The first magnetic component 810 is connected to the ejection component 400, the module 20 is provided with a fixing groove, and the second magnetic component The magnetic member 820 is disposed in the fixing groove, and the second magnetic member 820 is connected to the side wall of the fixing groove, and the first magnetic member 810 is magnetically connected to the second magnetic member 820, thereby achieving all The ejector 400 is connected to the module 20. In this embodiment, the first magnetic member is provided with a first penetration hole, and the second magnetic member is provided with a second penetration hole, the module is provided with a third penetration hole, and the third The penetrating hole, the second penetrating hole, the first penetrating hole, and the channel are connected in sequence, so that a tool passes through the third penetrating hole, the second penetrating hole, and the The first pierce into the hole and the channel and push the hook to escape from the blocking wall to realize the "ejection" of the ejection device.

The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, All should be considered as the scope of this specification.

The above-mentioned embodiments only express a few implementation modes of the present application, and their description is relatively specific and detailed, but they should not be understood as a limitation on the scope of the patent application. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of this application, several modifications and improvements can be made, and these all fall within the protection scope of this application. Therefore, the scope of protection of the patent of this application shall be subject to the appended claims.

Claims

An ejection device, which is characterized in that it comprises a housing, a limiting member, a buckle, an ejection member, and an elastic member. The housing is provided with a cavity, one end of the cavity has an opening, and the The side wall is provided with a first guide structure, and the first guide structure is arranged spirally along the side wall of the cavity, and a second guide structure is provided on the outer side of the limiting member. The first guide structure and the The shape of the second guide structure is matched, and the second guide structure slides along the first guide structure, the limiting member is provided with a through hole in the axial direction, and at least part of the ejection member penetrates the through hole Hole, and the limiting member is rotatably connected with the ejection member, one end of the elastic member is connected with the housing, the other end of the elastic member is connected with the ejection member, and the ejection member The part movably protrudes from the opening, the stopper is provided with a stop wall, one end of the buckle is connected to the housing, and the other end of the buckle movably abuts against the stopper On the wall, the buckle is used for restricting the second guide structure from sliding along the first guide structure when abutting on the stop wall.
The ejection device according to claim 1, wherein the cavity is cylindrical, and the first guide structure extends along the axial direction of the cavity.
The ejection device according to claim 2, wherein the limiting member is configured as a cylindrical structure.
The ejection device according to claim 1, wherein the first guide structure is a sliding rail protrudingly provided on the side wall of the cavity, and the sliding rail is spirally shaped along the side wall of the cavity The second guide structure is a sliding groove opened on the outer surface of the limiting member, the sliding groove is opened in a spiral shape along the outer surface of the limiting member, and the outer side of the limiting member passes through The sliding groove is slidingly sleeved on the sliding rail.
The ejection device according to claim 1, wherein a groove is provided at one end of the limiting member away from the opening, a side wall of the groove is provided as the stopping wall, and the buckle is far away One end of the shell is movably arranged in the groove.
The ejection device according to claim 1, wherein an abutting portion is provided on the outer side of the ejector, and the abutting portion movably abuts on the side wall of the through hole.
The ejection device according to claim 1, wherein the ejector is provided with a channel along one end protruding from the opening to the other end, and the channel faces the buckle abutting against the blocking wall. Set at one end.
8. The ejection device according to claim 7, wherein the cross-sectional width of the channel gradually decreases from one end close to the opening to the other end.
The ejection device according to claim 1, wherein the buckle comprises an elastic frame and a hook, one end of the elastic frame is connected to the housing, and the other end of the elastic frame is connected to the hook Connected, the hook movably abuts on the blocking wall.
The ejection device according to claim 9, wherein a groove is provided at an end of the limiting member away from the opening, a side wall of the groove is provided as the stopping wall, and the buckle is far away One end of the housing is movably arranged in the groove, and a mounting post is protrudingly provided at the bottom of the cavity, the mounting post is provided with a mounting groove, the groove is arranged corresponding to the mounting groove, and the mounting post Through the connection of the elastic member and the ejection member, the hook is movably arranged in the installation groove.
The ejection device according to claim 10, wherein the elastic frame comprises a first elastic rod, a second elastic rod and a hook, and the first end of the first elastic rod and the first end of the second elastic rod The first end of the first elastic rod and the first end of the second elastic rod are both connected to the housing, the outer surface of the housing is provided with a flange, and the housing is also provided with The mounting hole is provided corresponding to the flange, and the mounting hole is in communication with the cavity, and the first end of the first elastic rod and the first end of the second elastic rod are connected through the The mounting hole is connected with the flange, the first end of the first elastic rod and the first end of the second elastic rod are connected through the mounting hole and screwed with the flange, the first The second end of the elastic rod is connected to the second end of the second elastic rod through the hook. The mounting column includes a first mounting column and a second mounting column. The installation groove is formed in between, the elastic member is respectively connected with the first installation post and the second installation post, one end of the installation groove is corresponding to the second end of the first elastic rod, and the installation groove The other end of the second elastic rod is arranged corresponding to the second end of the second elastic rod, and the hook is movably arranged in the installation groove.
The ejection device according to claim 1, wherein a limit block is provided on the housing protrudingly, and a protruding block is provided on the protruding part, and the limit block is used to act as the top The output piece abuts on the convex block when protruding from the opening.
A display screen is characterized by comprising a module, a box body and an ejection device. The ejection device includes a casing, a limiting member, a buckle, an ejection member, and an elastic member. The casing is provided with a cavity, One end of the cavity has an opening, the side wall of the cavity is provided with a first guide structure, the first guide structure is arranged spirally along the side wall of the cavity, and the outer side of the stopper is provided A second guiding structure, the first guiding structure matches the shape of the second guiding structure, and the second guiding structure slides along the first guiding structure, and the limiting member is provided with a through hole in the axial direction , At least part of the ejection member is penetrated with the through hole, and the limiting member is rotatably connected with the ejection member, one end of the elastic member is connected with the housing, and the other One end is connected to the ejector, and the ejector movably protrudes out of the opening, a stop wall is provided on the stopper, and one end of the buckle is connected to the housing, so The other end of the buckle movably abuts on the blocking wall, and the buckle is used to restrict the second guide structure from sliding along the first guide structure when abutting on the blocking wall. The module is arranged on the box body, the shell is connected with the box body, and the ejector is connected with the module.
The display screen according to claim 13, wherein the cavity is cylindrical, and the first guide structure extends along the axial direction of the cavity.
The display screen of claim 14, wherein the limiting member is configured as a cylindrical structure.
The display screen according to claim 13, wherein the first guiding structure is a sliding rail protrudingly arranged on the side wall of the cavity, and the sliding rail is spirally shaped along the side wall of the cavity The second guide structure is a sliding groove opened on the outer surface of the limiting member, the sliding groove is opened in a spiral shape along the outer surface of the limiting member, and the outer side of the limiting member passes through The sliding groove is slidingly sleeved on the sliding rail.
The display screen according to claim 13, wherein the end of the limiting member away from the opening is provided with a groove, a side wall of the groove is provided as the stop wall, and the buckle is away from One end of the shell is movably arranged in the groove.
The display screen according to claim 13, wherein an abutting portion is provided on the outer side of the ejector, and the abutting portion movably abuts on the side wall of the through hole.
The display screen according to claim 13, wherein the ejector is provided with a channel along one end protruding from the opening to the other end, and the channel faces the buckle abutting against the blocking wall. Set at one end.
The display screen according to claim 13, wherein the buckle comprises an elastic frame and a hook, one end of the elastic frame is connected to the housing, and the other end of the elastic frame is connected to the hook Connected, the hook movably abuts on the blocking wall.