CN211187011U

CN211187011U - Quick-release device and cover plate

Info

Publication number: CN211187011U
Application number: CN201921309880.5U
Authority: CN
Inventors: 任世松; 杨雄
Original assignee: Xiamen Beewill Sanitary Co Ltd
Current assignee: Xiamen Beewill Sanitary Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-08-07
Anticipated expiration: 2029-08-13

Abstract

The utility model provides a quick detach device and apron relates to quick detach device technical field. The quick release device comprises a mounting seat and a quick release mechanism. The mounting seat is provided with a sliding cavity. The quick release mechanism comprises a main body matched with the sliding groove, a movable piece which can be movably arranged on the main body from left to right, an elastic piece and a button which can be movably arranged on the main body from front to back. The main body moves forwards relative to the mounting seat, so that the moving part can move rightwards and compress the elastic element; the elastic piece can drive the movable piece to move in a reset mode leftwards and limit the mounting base to be separated from the quick-release mechanism; the button can drive the moving part to move rightwards, so that the mounting base can be separated from the quick-release mechanism, and the moving part hooks the main body and compresses the elastic element; the sliding cavity can enable the moving part to be separated from the hooking structure of the main body, and the moving part can be reset. The cover plate comprises a quick-release device and a panel device with a hinged pipe, the mounting seat is arranged on the hinged pipe, and the quick-release mechanism is arranged on the toilet seat, so that the cover plate and the toilet seat can be quickly detached.

Description

Quick-release device and cover plate

Technical Field

The utility model relates to a quick detach device technical field particularly, relates to a quick detach device and apron.

Background

A toilet is a common living device, and generally includes a toilet seat and a cover plate detachably disposed on the toilet seat. Since the cover plate needs to be repaired or replaced due to damage of the cover plate in the using process of the toilet bowl, the cover plate needs to be disassembled, and therefore, the cover plate and the toilet bowl seat need to be assembled and disassembled quickly.

Currently, there are some quick-release structures on the market that can achieve the cover plate and the toilet seat, such as: chinese publication No. CN102240187A discloses a quick-assembly connecting device and a quick-assembly method for toilet cover plates, which includes a seat ring accommodating portion, a cover plate accommodating portion, a rotating shaft assembly, a connecting member, an operating lever, a clamping member and a transmission member, wherein when the operating lever moves laterally to drive the transmission member to move longitudinally, the clamping member moves down along with the transmission member and moves out of a sidewall groove of the connecting member, so as to unlock and lock the cover plate, and achieve the effects of quick detachment and installation, as follows: chinese publication No. CN201683840U discloses a toilet cover quick release device. However, the quick release device in the prior art is often arranged in the hinge pipe, and the hinge pipe is internally provided with the hinge assembly, the damping assembly and the like, so that the internal space of the quick release device is limited, and the complexity of the quick release device arranged in the hinge pipe is further increased. The quick release device in the prior art is often complex in structure and has poor reliability. In view of the above, the inventors of the present invention have made a study of the prior art and then have made the present application.

SUMMERY OF THE UTILITY MODEL

The utility model provides a quick detach device and apron aims at improving the complicated problem of prior art's quick detach device structure.

In order to solve the technical problem, the utility model provides a quick release device contains:

the mounting seat comprises a sliding cavity with a sliding groove and a first wedge-shaped bulge arranged in the sliding cavity;

the quick release mechanism comprises a main body, a movable piece, an elastic piece and a button, wherein the main body is matched with the sliding cavity and can move back and forth relative to the sliding groove, the movable piece can move left and right and is arranged on the main body, the elastic piece is clamped between the movable piece and the main body, and the button can move back and forth and is arranged on the main body; the button is provided with a wedge-shaped part; the movable piece is provided with a second wedge-shaped bulge matched with the first wedge-shaped bulge, a third wedge-shaped bulge matched with the wedge-shaped part and a first limiting bulge; the main body is provided with a second limiting bulge matched with the first limiting bulge and a containing groove matched with the first wedge-shaped bulge;

the main body moves forwards relative to the mounting seat, the first wedge-shaped protrusion can drive the movable piece to move rightwards relative to the main body, the first wedge-shaped protrusion is accommodated in the accommodating groove, and the elastic piece is compressed; the elastic piece can drive the movable piece to move leftwards and limit the first wedge-shaped bulge to be separated from the accommodating groove; the button can drive the movable piece to move rightwards, so that the first wedge-shaped bulge can be separated from the accommodating groove, the first limiting bulge hooks the second limiting bulge, and the elastic piece is compressed; the sliding groove can drive the first limiting protrusion to be separated from the second limiting protrusion, so that the elastic piece can drive the moving piece to move in a leftward resetting mode.

As a further optimization, the movable piece is provided with a swinging rod which extends outwards and can swing and reset, and the first limiting protrusion is arranged on the swinging rod.

As a further optimization, the first limiting bulge and the second limiting bulge are both wedge-shaped bulges.

Preferably, the elastic member is a spring, the movable member is provided with a guide rod extending outwards, and the elastic member is sleeved on the guide rod.

As a further optimization, the sliding cavity is provided with a pair of sliding grooves at two sides, the main body is provided with a pair of sliding block parts matched with the pair of sliding grooves, and the first limiting bulge can hook the second limiting bulge and is higher than the sliding block parts; the height of the sliding groove is gradually reduced in a forward direction relative to the mounting seat.

As further optimization, the main body is provided with a first sliding groove in the left-right direction, and the movable piece is provided with a first sliding protrusion matched with the first sliding groove; the main part is provided with fore-and-aft direction's second chute, the button be provided with the second of second chute looks adaptation is smooth protruding.

Preferably, the quick release mechanism includes a detachable upper cover disposed on the main body, and the upper cover can limit the elastic member from disengaging from the movable member.

As a further optimization, the quick release device comprises a decorative cover for covering the mounting seat.

The application provides a apron in addition, contains quick detach device and panel device, the panel device is including articulated pipe, and articulates the panel components of articulated pipe, quick detach device is including the configuration the mount pad of articulated pipe to and install at the closestool seat and with the quick detach mechanism of mount pad looks adaptation, quick detach is above-mentioned arbitrary quick detach device.

By adopting the technical scheme, the utility model discloses can gain following technological effect:

the utility model discloses a quick detach device can let mount pad and quick detach mechanism, realizes quick convenient locking and unblock, and concrete principle is as follows:

when the quick detach mechanism inserts the sliding chamber of mount pad, the protruding cooperation of second wedge arch through with the moving part of first wedge arch of main part can drive the moving part and move about right relatively the main part to compress the elastic component, and after first wedge arch continued to move about forward and the holding is at the storage tank, the elastic component can drive the moving part and reset the activity left, and block the opening part of storage tank, let first wedge arch can not break away from the storage tank, with the locking state that realizes mount pad and quick detach mechanism.

When mount pad and quick detach mechanism will realize the unblock, can press the button, the button passes through the bellied cooperation of wedge portion and third wedge, can drive the moving part and move about right, lets first wedge arch can break away from the storage tank, lets first spacing arch catch on the spacing arch of second simultaneously to the compression elastic component, in order to realize the unblock state of mount pad and quick detach mechanism, mount pad and quick detach mechanism can break away from each other this moment.

When the mounting seat and the quick-release mechanism are detached, the first limiting bulge is in a state of hooking the second limiting bulge. When the quick release mechanism is inserted into the sliding cavity of the mounting seat, the sliding groove can force the first limiting protrusion to be separated from the second limiting protrusion, so that the moving part can reset and move leftwards under the action of the elastic part, and the mounting seat and the quick release mechanism can be locked next time.

Can know by above-mentioned technical scheme the utility model discloses a quick detach device, its mount pad and quick detach mechanism can realize quick locking and unblock. Correspondingly, the cover plate adopting the quick-release device can be quickly detached from the toilet seat, and particularly, the cover plate comprises the quick-release device and a panel device, and the panel device comprises a hinged pipe and a panel component hinged to the hinged pipe; the quick release device comprises a mounting seat arranged on the hinged pipe and a quick release mechanism which is arranged on the toilet seat and matched with the mounting seat. The quick release device can be arranged outside the hinged pipe by the technology without being arranged inside the hinged pipe, so that the structure inside the hinged pipe is greatly simplified, and the respective maintenance of the hinged pipe and the quick release device is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic axial side view of a cover plate according to an embodiment of the present invention;

FIG. 2 is a partially exploded view of a cover plate according to an embodiment of the present invention;

fig. 3 is an exploded view of a quick release mechanism according to an embodiment of the present invention;

fig. 4 is a schematic view of the mounting base and the quick release mechanism according to an embodiment of the present invention;

fig. 5 is a schematic view of the button and the movable member according to an embodiment of the present invention;

fig. 6 is a schematic view of a first axial side structure of the quick release mechanism according to an embodiment of the present invention;

fig. 7 is a schematic axial side view of a mounting base according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a second axial side structure of the quick release mechanism according to an embodiment of the present invention;

fig. 9 is a schematic view of the engagement between the main body and the movable member according to an embodiment of the present invention;

FIG. 10 is a schematic view of the body and button of an embodiment of the present invention;

the labels in the figure are: 1-panel means; 2-a quick release device; 3-hinged pipe; 4-mounting a base; 5-decorating the cover; 6-a quick release mechanism; 7-covering; 8-an elastic member; 9-a movable member; 10-a button; 11-a body; 12-a second wedge-shaped protrusion; 13-a first wedge-shaped protrusion; 14-a slide cavity; 15-a receiving groove; 16-a first limit projection; 17-a second limit projection; 18-a wedge; 19-a guide bar; 20-a swing lever; 21-a third wedge-shaped protrusion; 22-a slider part; 23-a chute; 24-a first glide; 25-a first runner; 26-second smooth convex; 27-second runner.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, 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", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

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 of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 2 to 8, in the present embodiment, a quick release device includes:

a mounting seat 4 which comprises a sliding cavity 14 with a sliding groove 23 and a first wedge-shaped bulge 13 arranged in the sliding cavity 14;

a quick release mechanism 6, which comprises a main body 11 adapted to the slide cavity 14 and capable of moving back and forth relative to the slide groove 23, a movable member 9 disposed on the main body 11 and capable of moving left and right, an elastic member 8 clamped between the movable member 9 and the main body 11, and a button 10 disposed on the main body 11 and capable of moving back and forth; the button 10 is provided with a wedge 18; the movable piece 9 is provided with a second wedge-shaped bulge 12 matched with the first wedge-shaped bulge 13, a third wedge-shaped bulge 21 matched with the wedge-shaped part 18 and a first limiting bulge 16; the main body 11 is provided with a second limiting bulge 17 matched with the first limiting bulge 16 and a containing groove 15 matched with the first wedge-shaped bulge 13;

the main body 11 moves forwards relative to the mounting base 4, so that the first wedge-shaped protrusion 13 drives the movable piece 9 to move rightwards relative to the main body 11, the first wedge-shaped protrusion 13 is accommodated in the accommodating groove 15, and the elastic piece 8 is compressed; the elastic piece 8 can drive the movable piece 9 to move leftwards and limit the first wedge-shaped bulge 13 to be separated from the accommodating groove 15; the button 10 can drive the moving part 9 to move rightwards, so that the first wedge-shaped bulge 13 can be separated from the accommodating groove 15, the first limiting bulge 16 hooks the second limiting bulge 17, and the elastic part 8 is compressed; the sliding groove 23 can drive the first limiting protrusion 16 to disengage from the second limiting protrusion 17, so that the elastic element 8 can drive the movable element 9 to move leftwards.

Mount pad 4 and quick detach mechanism 6 realize locking fast and unblock, and its concrete principle is as follows:

when the quick release mechanism 6 is inserted into the sliding cavity 14 of the mounting seat 4, the first wedge-shaped protrusion 13 of the main body 11 can drive the movable member 9 to move rightward relative to the main body 11 through the cooperation with the second wedge-shaped protrusion 12 of the movable member 9, and compress the elastic member 8, and when the first wedge-shaped protrusion 13 continues to move forward and is accommodated in the accommodating groove 15, the elastic member 8 can drive the movable member 9 to move back leftward, and block the opening of the accommodating groove 15, so that the first wedge-shaped protrusion 13 cannot be separated from the accommodating groove 15, and the locking state of the mounting seat 4 and the quick release mechanism 6 is realized.

When the installation seat 4 and the quick release mechanism 6 are to be unlocked, the button 10 can be pressed, the button 10 can drive the moving part 9 to move rightwards through the cooperation of the wedge-shaped part 18 and the third wedge-shaped protrusion 21, the first wedge-shaped protrusion 13 can be separated from the accommodating groove 15, the first limiting protrusion 16 hooks the second limiting protrusion 17 and compresses the elastic part 8, the unlocking state of the installation seat 4 and the quick release mechanism 6 is realized, and the installation seat 4 and the quick release mechanism 6 can be separated from each other at the moment.

Through the above scheme, the quick release device 2 of the embodiment, the mounting seat 4 and the quick release mechanism 6 thereof can be locked and unlocked quickly. Further, the mount 4 and the quick release mechanism 6 are in the disassembled state, and the quick release mechanism 6 has two states, that is: the movable member 9 is in a reset state, and the movable member 9 hooks the second limit protrusion 17 through the first limit protrusion 16 to be in a non-reset state.

When the movable member 9 is in the reset state, the locking process of the mounting seat 4 and the quick release mechanism 6 is the specific locking state of the mounting seat 4 and the quick release mechanism 6, and will not be described again.

When the moving member 9 hooks the second limiting protrusion 17 through the first limiting protrusion 16 and is in a non-reset state, and the quick release mechanism 6 is inserted into the sliding cavity 14 of the mounting seat 4, the sliding groove 23 forces the first limiting protrusion 16 to disengage from the second limiting protrusion 17, so that the moving member 9 can reset and move leftwards under the action of the elastic member 8, and the mounting seat 4 and the quick release mechanism 6 can be locked next time.

As shown in fig. 5, in the present embodiment, the movable element 9 is provided with a swing lever 20 extending outward and capable of swinging and returning, and the first limit projection 16 is provided on the swing lever 20. As shown in fig. 6, 7 and 8, the sliding cavity 14 has a pair of sliding grooves 23 at both sides, the main body 11 is provided with a pair of sliding block portions 22 adapted to the pair of sliding grooves 23, and the first limit protrusion 16 can hook the second limit protrusion 17 and is higher than the sliding block portions 22; the height of the slide groove 23 becomes gradually smaller in a forward direction with respect to the mount 4.

If the movable member 9 hooks the second limiting protrusion 17 through the first limiting protrusion 16 and is in a non-reset state, when the quick release mechanism 6 is inserted into the sliding cavity 14 of the mounting seat 4, since the height of the sliding groove 23 gradually decreases in a forward direction relative to the mounting seat 4, the quick release mechanism 6 moves inwards, and will gradually tighten until the sliding groove 23 forces the swing rod 20 to drive the second limiting protrusion 17 to swing so as to disengage from the first limiting protrusion 16, so that the movable member 9 is reset under the action of the elastic member 8, and the mounting seat 4 and the quick release mechanism 6 are locked.

In another embodiment, the slide slot 23 can be a rectangular slot provided with an interference protrusion matching with the first limit protrusion 16, and the interference protrusion can block the first limit protrusion 16 from disengaging from the second limit protrusion 17 when the quick release mechanism 6 moves inwards relative to the slide cavity 14.

As shown in fig. 3, 4, and 5, in the present embodiment, each of the first wedge-shaped projection 13, the second wedge-shaped projection 12, and the third wedge-shaped projection 21 is a projection having a triangular profile. As shown in fig. 5 and 6, the first stopper protrusion 16 and the second stopper protrusion 17 are also wedge-shaped protrusions.

In the present embodiment, as shown in fig. 5, the elastic member 8 is a spring, the movable member 9 is provided with a guide rod 19 extending outward, and the elastic member 8 is sleeved on the guide rod 19. The guide rod 19 may serve as a left and right guide spring to allow the elastic member 8 to be regularly compressed and regularly restored. In another embodiment, the elastic member 8 may be an elastic body made of rubber, such as: a rubber elastic sleeve, or an elastic steel sheet made of a steel sheet.

As shown in fig. 3, in the present embodiment, the quick release mechanism 6 includes an upper cover 7 detachably disposed on a main body 11. Specifically, be the buckle connection between the upper cover 7, wherein the upper cover 7 can restrict elastic component 8 and break away from moving part 9 on the one hand, and on the other hand upper cover 7 can guarantee that first spacing arch 16 and swinging arms 20 are by spout 23, when forcing the swing, can restrict the distance of first spacing arch 16 and the ascending activity of swinging arms 20, guarantee the front and back activity of first spacing arch 16 and swinging arms 20, let first spacing arch 16 can be accurate catch on second spacing arch 17, can guarantee again that first spacing arch 16 can be accurate break away from second spacing arch 17.

As shown in fig. 9, in the present embodiment, the main body 11 is provided with a first sliding groove 25 in the left-right direction, and the movable element 9 is provided with a first sliding protrusion 24 adapted to the first sliding groove 25. As shown in fig. 10, the main body 11 is provided with a second sliding groove 27 in the front-rear direction, and the button 10 is provided with a second sliding protrusion 26 fitted to the second sliding groove 27. The cooperation of the first sliding groove 25 and the first sliding projection 24, and the cooperation of the second sliding groove 27 and the second sliding projection 26 can ensure the reliability and stability of the movement of the movable element 9 and the button 10 on the main body 11, respectively. The specific structure of the first sliding groove 25, the first sliding protrusion 24, the second sliding groove 27 and the second sliding protrusion 26 belongs to the prior art, and will not be described herein.

In the present embodiment, as shown in fig. 2, the quick release device 2 includes a decorative cover 5 covering the mounting seat 4. The decorative cover 5 can function as a decorative mount 4 and a quick release mechanism 6.

Referring to fig. 1 and 2, another cover plate of this embodiment includes a quick release device 2 and a panel device 1, the panel device 1 includes a hinged pipe 3 and a panel assembly hinged on the hinged pipe 3, the quick release device 2 includes a mounting seat 4 configured on the hinged pipe 3 and a quick release mechanism 6 mounted on a toilet seat and adapted to the mounting seat 4, and the quick release device 2 is the quick release device 2 of the above embodiment. Wherein, the toilet seat is generally a ceramic seat, which belongs to the prior art and is not described herein again.

In this embodiment, the quick release mechanism 6 is detachably disposed on the toilet seat, and the mounting seat 4 is fixed on the hinge tube 3, so that the cover plate and the toilet seat can be quickly detached and mounted since the quick release mechanism 6 and the mounting seat 4 can be quickly detached and mounted. Through the technical scheme of present case, can set up quick detach device 2 in the outside of articulated pipe 3, and need not set up in the inside of articulated pipe 3, this will simplify the inside structure of articulated pipe 3 greatly, the articulated pipe 3 of being convenient for simultaneously and quick detach device 2 maintenance separately.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A quick release device, comprising:

a mounting seat (4) comprising a sliding cavity (14) with a sliding groove (23) and a first wedge-shaped bulge (13) arranged in the sliding cavity (14);

the quick release mechanism (6) comprises a main body (11) which is matched with the sliding cavity (14) and can move back and forth relative to the sliding groove (23), a movable piece (9) which can move left and right and is arranged on the main body (11), an elastic piece (8) which is clamped between the movable piece (9) and the main body (11), and a button (10) which can move back and forth and is arranged on the main body (11); the button (10) is provided with a wedge-shaped portion (18); the movable piece (9) is provided with a second wedge-shaped bulge (12) matched with the first wedge-shaped bulge (13), a third wedge-shaped bulge (21) matched with the wedge-shaped part (18), and a first limiting bulge (16); the main body (11) is provided with a second limiting bulge (17) matched with the first limiting bulge (16) and a containing groove (15) matched with the first wedge-shaped bulge (13);

the main body (11) moves forwards relative to the mounting base (4), the movable piece (9) can be driven by the first wedge-shaped protrusion (13) to move rightwards relative to the main body (11), the first wedge-shaped protrusion (13) is accommodated in the accommodating groove (15), and the elastic piece (8) is compressed; the elastic piece (8) can drive the movable piece (9) to move leftwards and limit the first wedge-shaped bulge (13) to be separated from the accommodating groove (15); the button (10) can drive the movable piece (9) to move rightwards, so that the first wedge-shaped bulge (13) can be separated from the accommodating groove (15), the first limiting bulge (16) hooks the second limiting bulge (17), and the elastic piece (8) is compressed; the sliding groove (23) can drive the first limiting protrusion (16) to be separated from the second limiting protrusion (17), so that the elastic piece (8) can drive the moving piece (9) to move leftwards in a resetting mode.

2. A quick release device according to claim 1, characterized in that the movable member (9) is provided with an outwardly extending and swingable and resettable swing lever (20), and the first limit projection (16) is provided on the swing lever (20).

3. A quick release device according to claim 1, characterized in that the first stop protrusion (16) and the second stop protrusion (17) are wedge-shaped protrusions.

4. A quick release device according to claim 1, characterized in that the resilient member (8) is a spring, the movable member (9) is provided with a guide rod (19) extending outwards, and the resilient member (8) is arranged to be received in the guide rod (19).

5. A quick release device according to claim 1, characterized in that the slide cavity (14) has a pair of slide grooves (23) at both sides, the main body (11) is provided with a pair of slide block portions (22) adapted to the pair of slide grooves (23), and the first limit protrusion (16) can hook the second limit protrusion (17) and is higher than the slide block portions (22); the height of the sliding groove (23) is gradually reduced in the forward direction relative to the mounting seat (4).

6. The quick release device according to claim 1, characterized in that the main body (11) is provided with a first sliding groove (25) in the left-right direction, and the movable element (9) is provided with a first sliding protrusion (24) matched with the first sliding groove (25); the main body (11) is provided with a second sliding groove (27) in the front-back direction, and the button (10) is provided with a second sliding protrusion (26) matched with the second sliding groove (27).

7. A quick release device according to claim 1, characterized in that the quick release mechanism (6) comprises a removable upper cover (7) disposed on the main body (11), the upper cover (7) being capable of limiting the disengagement of the elastic member (8) from the movable member (9).

8. A quick release device according to claim 1, characterized in that the quick release device (2) comprises a decorative cover (5) covering the mounting seat (4).

9. A cover plate comprising a quick release device (2) and a panel device (1), wherein the panel device (1) comprises a hinged pipe (3) and a panel assembly hinged on the hinged pipe (3), the quick release device (2) comprises a mounting seat (4) configured on the hinged pipe (3) and a quick release mechanism (6) mounted on a toilet seat and adapted to the mounting seat (4), and is characterized in that the quick release device (2) is the quick release device (2) according to any one of claims 1 to 8.