CN218409100U - Movable lock catch assembly, connecting structure, trolley and medical equipment - Google Patents

Abstract

The application discloses a movable lock catch assembly, a connecting structure, a trolley and medical equipment, wherein the movable lock catch assembly comprises a shell, a lock catch and an elastic piece, and the lock catch comprises a main body part and a buckle and an unlocking handle which are positioned at two ends of the main body part; one end of the elastic piece abuts against the main body part of the lock catch, and the other end of the elastic piece abuts against the shell; the main body part can be movably arranged in the containing cavity of the shell, and the buckle and the unlocking handle are respectively arranged in a protruding way from two sides of the shell; the lock catch can rotate under the action of external force and reset under the action of the elastic piece. Through the movable lock catch assembly, when the preset device is installed, the buckle is extruded by the preset device, the lock catch is driven to rotate, the reset buckle of the lock catch under the action of the elastic piece locks the preset device to complete installation, the preset device is disassembled only by pressing the unlocking handle to enable the lock catch to rotate, the buckle does not hook the preset device to complete disassembly, the preset device is convenient and fast to install and disassemble, no tool is used, and the movable lock catch assembly is particularly suitable for being used for quickly installing or disassembling the preset device in a medical place.

Description

Movable lock catch assembly, connecting structure, trolley and medical equipment

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a movable lock catch assembly, connection structure, platform truck and medical equipment.

Background

As a mobile bearing device of a medical instrument, the trolley is widely applied to the field of medical devices.

Existing medical instruments, such as monitors or other detection devices, are typically locked with screws when mounted on a trolley. Therefore, the screw needs to be locked by a tool during assembly or disassembly, which is troublesome. Especially in the case of emergency in hospital, such as emergency scene, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The purpose of the embodiment of the application is to provide a movable lock catch assembly, a connecting structure, a trolley and medical equipment, so as to solve the technical problem that medical instruments are troublesome to assemble and disassemble in the prior art.

In order to solve the above technical problem, in a first aspect, an embodiment of the present application provides a movable latch assembly, including: a housing including a cavity; the lock catch comprises a main body part, and a buckle and an unlocking handle which are positioned at two opposite ends of the main body part; one end of the elastic piece abuts against the main body part of the lock catch, and the other end of the elastic piece abuts against the shell; the main body part can be movably arranged in the accommodating cavity, and the buckle and the unlocking handle are respectively arranged in a protruding way from two sides of the shell; the lock catch can rotate under the action of external force and reset under the action of the elastic piece.

In one possible embodiment, the method further comprises: the rotating shaft is arranged in the containing cavity of the shell, the main body part and the elastic part of the lock catch are both sleeved on the rotating shaft, the lock catch is rotatably arranged on the rotating shaft, and the buckle and the unlocking handle are respectively positioned on two sides of the axis of the rotating shaft.

In one possible embodiment, the method further comprises: the locking piece is slidably arranged on the shell; the main body part of the lock catch is also provided with an avoiding groove and a locking groove communicated with the avoiding groove; when the locking piece slides to the avoiding groove, the lock catch can rotate around the rotating shaft; when the locking piece slides to the locking groove, the lock catch cannot rotate around the rotating shaft.

In a possible embodiment, the deadlocking part comprises a stop post, the avoidance groove and the locking groove are step-shaped along the movement direction of the stop post, the wall surface of the locking groove is provided with a stop surface, and the stop post and the stop surface abut against each other when the deadlocking part slides to the locking groove.

In a possible implementation mode, a sliding through hole is formed in the shell, the locking piece further comprises a mounting plate, the stopping column is convexly arranged on the mounting plate, a mounting clamping hook is further arranged on the same side of the mounting plate and the stopping column, and the mounting clamping hook is slidably arranged in the sliding through hole so that the mounting plate is slidably arranged on the shell.

In a possible embodiment, the catch is provided with a guide surface for guiding the rotation of the catch under the influence of an external force.

In a possible embodiment, the housing is provided with a stop portion, and one end of the elastic member abuts against the stop portion.

In a possible embodiment, the latch further comprises a reinforcing connecting portion, which is connected to the buckle and the main body portion and is disposed at a corner formed by the buckle and the main body portion.

In order to solve the above technical problem, in a second aspect, an embodiment of the present application provides a connection structure, where the connection structure includes any one of the above-described movable locking assemblies, the supporting plate is formed with a movable through hole, and the movable locking assembly is fixed on the supporting plate.

In one possible embodiment, the method further comprises: the limiting part is arranged on the supporting plate, the limiting part and the buckle are located on the same face of the supporting plate, the limiting part comprises at least one, each limiting part is sunken to form a limiting cavity, and the limiting cavities are matched with the buckle to be used for clamping the predetermined device.

In order to solve the above technical problem, in a third aspect, an embodiment of the present application provides a trolley, which includes the connection structure described in any one of the above embodiments.

In order to solve the technical problem, in a fourth aspect, an embodiment of the present application provides a medical apparatus, which includes the connection structure according to any one of the foregoing embodiments.

The beneficial effect of this application is: different from the situation of the prior art, the application provides a movable lock catch assembly, a connecting structure, a trolley and medical equipment, wherein the movable lock catch assembly comprises a shell, a lock catch and an elastic piece, and the shell comprises a containing cavity; the lock catch comprises a main body part, and a buckle and an unlocking handle which are positioned at two opposite ends of the main body part; one end of the elastic piece is abutted against the main body part of the lock catch, and the other end of the elastic piece is abutted against the shell; the main body part can be movably arranged in the accommodating cavity, and the buckle and the unlocking handle are respectively arranged in a protruding way from two sides of the shell; the lock catch can rotate under the action of external force and reset under the action of the elastic piece. Through the movable lock catch assembly, when the preset device is installed, the buckle only needs to be extruded by the preset device, the lock catch is made to rotate, after the lock catch rotates for a certain angle, the lock catch resets under the action of the elastic piece, the buckle is hooked on the preset device, and installation is completed. When the preset device needs to be disassembled, a user only needs to press the unlocking handle of the lock catch to enable the lock catch to rotate around the rotating shaft in the opposite direction, the preset device can be taken down without the buckle hooking the preset device, the disassembly of the preset device is completed, and the installation and the disassembly of the preset device are simple and convenient.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:

FIG. 1 is a schematic structural view of an embodiment of a removable latch assembly of the present application;

FIG. 2 is an exploded view of the movable latch assembly of FIG. 1;

FIG. 3 is a schematic view of a portion of the housing cavity of the movable latch assembly of FIG. 1;

FIG. 4 is a partial schematic structural view of a side of the shackle of the movable shackle assembly of FIG. 1 adjacent to the resilient member;

FIG. 5 is an enlarged partial view of the movable latch assembly of FIG. 4;

FIG. 6 is a schematic structural diagram of an embodiment of the connection structure of the present application;

FIG. 7 is an exploded view of the connection of FIG. 6;

FIG. 8 is a schematic view of the connection structure of FIG. 6 assembled with a predetermined device;

fig. 9 is a schematic structural diagram of an embodiment of the trolley of the present application.

Reference numerals: 100. a movable latch assembly; 110. locking; 111. buckling; 112. a main body part; 113. an unlocking handle; 114. a guide surface; 115. an avoidance groove; 116. a locking groove; 117. a stop surface; 118. reinforcing the connecting part; 120. a housing; 121. a containing groove; 122. a housing chamber; 123. a slide through hole; 130. a deadlocking member; 131. a toggle button is pushed; 132. a stopper post; 133. installing a clamping hook; 134. mounting a plate; 140. a rotating shaft; 150. an elastic member; 200. a connecting structure; 201. a stopper; 211. a limiting cavity; 202. a movable through hole; 203. a support plate; 400. a trolley; 300. a mobile station.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plural" includes at least two in general, but does not exclude the presence of at least one.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.

It should be understood that the terms "comprises," "comprising," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The following describes in detail a movable latch assembly, a connection structure, a trolley, and a medical device provided by the present application with reference to the drawings and embodiments.

Referring to fig. 1 to 4, fig. 1 is a schematic structural view of an embodiment of a movable latch assembly of the present application. Fig. 2 is an exploded view of the movable latch assembly of fig. 1. FIG. 3 is a schematic view of a portion of the housing cavity of the movable latch assembly of FIG. 1; fig. 4 is a partial structural view of a side of the latch of the movable latch assembly of fig. 1 adjacent to the elastic member. In a first aspect of the present application, a moveable latch assembly is provided. In one embodiment, the movable latch assembly 100 of the present application includes a housing 120, a latch 110 and a resilient member 150. The housing 120 includes a cavity 122; the latch 110 includes a main body 112, and a latch 111 and an unlocking handle 113 located at two opposite ends of the main body 112; one end of the elastic element 150 abuts against the main body 112 of the latch 110, and the other end of the elastic element 150 abuts against the housing 120; the main body 112 is movably disposed in the cavity 122, and the latch 111 and the unlocking handle 113 are respectively protruded from two sides of the housing 120; the latch 110 can be rotated by an external force and reset by the elastic member 150.

Specifically, the movable latch assembly 100 is used to secure a specific predetermined device, which may be a medical instrument such as a monitor. The latch 111 and the unlocking handle 113 are respectively located at two sides of the pivot axis of the latch 110, and the movement directions of the latch 111 and the unlocking handle 113 are opposite during the rotation of the latch 110. The predetermined device comprises a corresponding structure which can be hooked by the buckle 111, when the movable buckle assembly 100 of the application needs to be used for installing and fixing the predetermined device, a user executes the predetermined device to extrude the buckle 111 of the movable buckle assembly 100, so that the buckle 110 rotates to extrude the elastic piece 150 to contract and store elastic potential energy, the buckle 111 moves along the surface of the predetermined device in the rotating process of the buckle 110, when the buckle 111 rotates by a certain angle and moves to a certain concave structure on the surface of the predetermined device, the elastic piece 150 releases the elastic potential energy to return to the original shape to drive the buckle 111 of the buckle 110 to reset, and the buckle 111 hooks the corresponding structure of the predetermined device to complete the installation and fixation of the predetermined device. When the predetermined device needs to be disassembled, the user presses the unlocking handle 113 to rotate the latch 110, so as to drive the elastic member 150 to rotate in the contracting direction until the buckle 111 of the latch 110 does not hook the predetermined device, and the user can take down the predetermined device to complete the disassembly of the predetermined device.

It is understood that, when the predetermined device is installed, the user needs to press the buckle 111 of the lock catch 110 with the predetermined device, and when the pressing force between the predetermined device and the buckle 111 is too strong, damage to the predetermined device or the movable lock catch assembly 100 may be caused, and to avoid this, in some embodiments, a buffer device may be covered on the surface of the buckle 111 of the movable lock catch assembly 100, or a protective plastic may be covered on the surface of the buckle 111 of the movable lock catch assembly 100 to prevent the predetermined device or the movable lock catch assembly 100 from being damaged due to the pressing, which is not limited in this application.

Therefore, when the movable latch assembly 100 of the present application is placed on a predetermined device, the predetermined device extrudes the latch 111 to rotate the latch 110, and after the latch 110 rotates a certain angle, the elastic member 150 releases the elastic potential energy to return to the original shape to drive the latch 111 of the latch 110 to reset, and the latch 111 hooks the corresponding structure of the predetermined device to complete the installation and fixation of the predetermined device. When the predetermined device is to be removed, the predetermined device can be removed by pressing the unlocking handle 113 to rotate the lock catch 110 until the buckle 111 does not catch the predetermined device. Through the movable lock catch assembly 100, the preset device can be conveniently and quickly mounted and dismounted, is safe and reliable, does not need any tool, and is particularly suitable for being used in a medical place to quickly mount or dismount the preset device.

As shown in fig. 1, in some embodiments, the catch 111 of the movable catch assembly 100 is provided with a guide surface 114 for guiding the rotation of the catch 110 under an external force. Specifically, when the buckle 111 of the lock catch 110 is not pressed, the buckle 111 is perpendicular to the plane of the housing 120, when the predetermined device presses the buckle 111 downward, the buckle 111 is forced to be perpendicular to the plane of the housing 120, it is difficult to rotate the buckle 111 around the pivot axis, the guide surface 114 is arranged to form a certain included angle with the vertical direction, when the predetermined device presses the buckle 111 and specifically presses the guide surface 114 of the buckle 111, the buckle 111 is forced not to be completely perpendicular to the plane of the housing 120, but is subjected to a certain component force in the horizontal direction, so that the buckle 111 is more easily rotated around the pivot axis when being pressed. The guide surface 114 is a curved surface or an inclined surface disposed at an angle with respect to the vertical direction, and the like, but not limited thereto, in some embodiments, a comb groove or an anti-slip rubber or the like may be disposed on the guide surface 114 to increase the friction between the guide surface 114 and the predetermined device when the predetermined device presses the guide surface 114, so that the predetermined device presses the guide surface 114 to better drive the lock catch 110 to rotate.

As shown in fig. 2, in some specific embodiments, the movable latch assembly 100 further includes a rotating shaft 140, the rotating shaft 140 is disposed in the cavity 122 of the housing 120, the main body 112 and the elastic member 150 of the latch 110 are both sleeved on the rotating shaft 140, the latch 110 is rotatably disposed on the rotating shaft 140, and the latch 111 and the unlocking handle 113 are respectively located at two sides of an axis of the rotating shaft 140. Specifically, the rotating shaft 140 is a pivot axis of the latch 110, the latch 111 and the unlocking handle 113 of the latch 110 are respectively located at two sides of the rotating shaft 140, and the latch 110 rotates around the rotating shaft 140 when rotating. The elastic member 150 may be a spring, and the main body 112 of the latch 110 and the elastic member 150 are sleeved on the rotating shaft 140. In some embodiments, the housing 120 further has two receiving slots 121 formed thereon for fixing two ends of the rotating shaft 140, and when assembling the movable locking assembly 100, the main body 112 and the elastic element 150 are sleeved on the rotating shaft 140, and then the two ends of the rotating shaft 140 are respectively inserted into the two receiving slots 121.

As shown in fig. 2, 3 and 4, in one embodiment, the housing 120 is further provided with a stop portion (not shown), and one end of the elastic member 150 abutting against the stop portion of the housing 120. Specifically, in the present embodiment, the stopping portion is a stopping baffle (not labeled) formed on the housing 120, and one end of the elastic element 150 abutting against the casing 120 abuts against the stopping baffle. In other embodiments, the stopping portion may also be a fixing groove formed on the housing, and one end of the elastic element 150 is fixed to the housing 120 by the design of the fixing groove, so that when the predetermined device is installed to extrude the buckle 111 to compress the elastic element 150, the problem that the elastic element 150 cannot store elastic potential energy and the elastic element 150 cannot reset the buckle 110 due to the fact that one end of the elastic element 150 is pressed by the buckle 110 and the other end is loosened is avoided. In other embodiments, the stopping portion may also be a through hole or the like provided on the housing 120, and is not limited in particular.

Referring to fig. 2 and 5, fig. 5 is a partially enlarged view of a portion of the movable latch assembly shown in fig. 4. To avoid the accidental operation of the unlocking handle 113 of the movable latch assembly 100 to disengage the predetermined device from the catch 111, thereby causing the predetermined device to be released, in some specific embodiments, the movable latch assembly 100 further includes a deadlocking member 130, and the deadlocking member 130 is slidably mounted on the housing 120; the main body part 112 of the lock catch 110 is also provided with an avoiding groove 115 and a locking groove 116 communicated with the avoiding groove 115; when the locking member 130 slides to the avoiding groove 115, the locking device 110 can rotate around the rotating shaft 140; when the locking member 130 slides into the locking slot 116, the locking bar 110 cannot rotate around the rotating shaft 140. The deadlocking member 130 includes a stopping post 132, the avoiding groove 115 and the locking groove 116 are stepped along the moving direction of the stopping post 132, a stopping surface 117 is formed on the wall surface of the locking groove 116, and when the deadlocking member 130 slides to the locking groove 116, the stopping post 132 and the stopping surface 117 are abutted against each other. Along the moving direction of the stop column 132, the avoiding groove 115 and the locking groove 116 are stepped, and when the locking member 130 slides to the locking groove 116, the stop column 132 and the stop surface 117 abut against each other. Specifically, the wall surface of the lock groove 116 is formed with a stopper surface. When the dead lock member 130 slides to drive the stopping post 132 to move into the avoiding groove 115 or the locking groove 116, and the stopping post 132 of the dead lock member 130 slides into the avoiding groove 115, the movable latch assembly 100 is in the unlocked state, and the user can detach the predetermined device by pressing the unlocking handle 113. When the stopping post 132 of the locking member 130 slides into the locking groove 116, the stopping post 132 supports the stopping surface 117, the stopping post 132 and the stopping surface 117 abut against each other, the movable locking assembly 100 is in a locking state, and a user cannot press the unlocking handle 113. When the predetermined device needs to be disassembled, the movable locking assembly 100 is in an unlocked state by sliding the locking member 130, at this time, the unlocking handle 113 is pressed, the lock 110 presses the elastic member 150 to rotate around the rotating shaft 140, meanwhile, the buckle 111 also rotates around the rotating shaft 140, after the buckle 111 rotates around the rotating shaft 140 by a certain angle by pressing the unlocking handle 113, the buckle 111 does not hook the predetermined device, and then a user can directly take out the predetermined device to complete the disassembly of the predetermined device, which is quick and convenient.

When the predetermined device is not to be disassembled, the user slides the locking member 130 to lock the latch 110, and at this time, the locking member 130 slides to drive the stopping post 132 to move into the locking groove 116, and the stopping post 132 supports the stopping surface 117 formed on the wall surface of the locking groove 116. In this state, when the user presses the unlocking handle 113, the stopper posts 132 support the stopper surfaces 117 of the locking grooves 116 of the main body 112, so that the lock catch 110 cannot rotate, and the corresponding latches 111 cannot rotate, so that the lock catch 110 cannot be detached and locked. That is, due to the interference between the stopping post 132 and the stopping surface 117, the unlocking handle 113 cannot be operated to disengage the buckle 111 from being locked and fixed with the predetermined device, so that the unlocking handle 113 is prevented from being pressed by misoperation to cause the predetermined device to be loosened, and the mounting stability and safety are improved. Therefore, when the predetermined device is not detached for a long time due to use, the predetermined device can be locked to the movable latch assembly 100 by the locking member 130, and the predetermined device is prevented from being detached from the movable latch assembly 100 due to an erroneous collision or an erroneous operation of the unlocking handle 113.

In one embodiment, the avoidance groove 115 and the locking groove 116 are disposed side by side along the direction of movement of the stop post 132. The avoidance groove 115 and the lock groove 116 are stepped in the moving direction of the stopper post 132. The stop surface 117 is an inner wall surface of the locking groove 116 facing the stop post 132.

It can be understood that, when the movable latch assembly 100 is not equipped with the predetermined device, the dead lock member 130 can be also shifted to lock or unlock the latch 110, when the dead lock member 130 is shifted to lock the latch 110, the stop post 132 prevents the rotation of the latch 110 when the user presses the predetermined device, the user cannot install the predetermined device, when the dead lock member 130 is shifted to unlock the latch 110, the user can press the predetermined device to rotate the latch 110, the user can install the predetermined device, and through the structural design, the user can be prevented from mistakenly installing the predetermined device on the movable latch assembly 100 which does not need to install the predetermined device.

As shown in fig. 3, further, in some embodiments, a sliding through hole 123 is formed in the housing 120, the locking member 130 further includes a mounting plate 134, the stopping post 132 is protrudingly formed on the mounting plate 134, a mounting hook 133 is further formed on the same side of the mounting plate 134 as the stopping post 132, and the mounting hook 133 is slidably disposed on the sliding through hole 123, so that the mounting plate 134 is slidably disposed on the housing 120. In one embodiment, the housing 120 is formed with three sliding through holes 123, a mounting plate 134 is disposed in the middle sliding through hole 123 and can slide along the sliding through hole 123, and a stopping post 132 is disposed on the mounting plate 134, wherein the stopping post 132 is located on the same side of the mounting plate 134 as the locking groove 116 and the avoiding groove 115 on the main body 112. Two mounting hooks 133 are formed, and respectively penetrate through the upper and lower sliding through holes 123 of the middle sliding through hole 123 and hook the side edges of the sliding through holes 123 at the two sides, when the mounting plate 134 moves in the middle sliding through hole 123, the two mounting hooks 133 slide along the sliding through holes 123 at the two sides, so that the locking piece 130 is movably mounted on the housing 120, the locking piece 130 can slide back and forth to realize that the stopping column 132 can be placed in different slot positions of the avoiding slot 115 and the locking slot 116, and the locking state and the unlocking state of the movable locking component 100 are realized.

Further, in some embodiments, the deadlocking member 130 can further include a toggle button 131, and the toggle button 131 is disposed on the mounting plate 134, and particularly disposed on the other side of the mounting plate 134 opposite to the stop post 132. Through the toggle button 131, the user can more easily and conveniently toggle the mounting plate 134 to slide in the sliding through hole 123. In some more specific embodiments, the toggle button 131 is made of comb teeth or anti-slip rubber disposed on the mounting plate 134, so as to prevent the user from having insufficient friction force to toggle the deadlocking member 130 when the user toggles the deadlocking member 130.

With reference to fig. 2, the latch 110 further includes a reinforcing connection portion 118, and the reinforcing connection portion 118 is connected to the latch 111 and the main body portion 112 and disposed at a corner formed by the latch 111 and the main body portion 112.

Specifically, for example, the buckle 111 and the body 112 are arranged perpendicular to each other, when the buckle 111 is pressed to drive the body 112 to rotate, a corner region formed by the buckle 111 and the body 112 is prone to break, and by providing the reinforcing connecting portion 118 at the corner formed by the buckle 111 and the body 112, the corner formed by the buckle 111 and the body 112 is prevented from passing through a right-angle transition, so that the structure formed by the buckle 111 and the body 112 can be reinforced, and the buckle 111 is not prone to break or deform. The reinforcing connecting portion 118 may be a non-right-angle transitional structure such as an inclined surface and an arc surface.

The movable latch assembly 100 of the present application includes a latch 110 and an elastic member 150, when a predetermined device is installed, only the predetermined device is required to squeeze the latch 111 of the latch 110, so that the latch 110 rotates by a certain angle, the latch 111 moves to a certain recessed structure of the predetermined device, and the latch 110 resets under the action of the elastic member 150, and the latch 111 hooks the predetermined device to complete the installation. When the preset device needs to be disassembled, a user only needs to press the unlocking handle 113 of the lock catch 110 to enable the lock catch 110 to rotate around the rotating shaft 140 in the opposite direction, the preset device can be taken down without the buckle 111 hooking the preset device, the disassembly of the preset device is completed, the installation and the disassembly of the preset device are simple and convenient, no tool is needed, and the device is particularly suitable for being quickly installed or disassembled in a medical place. The movable locking assembly 100 is further provided with a locking piece 130, the installation of the predetermined device and the movable locking assembly 100 can be locked through the locking piece 130, and the phenomenon that the predetermined device and the movable locking assembly 100 are installed to fall off due to mistaken collision or misoperation of the unlocking handle 113 is avoided.

Please refer to fig. 6-8. Fig. 6 is a schematic structural view of an embodiment of the connection structure of the present application, fig. 7 is an exploded schematic view of the connection structure of fig. 6, and fig. 8 is a schematic assembly view of the connection structure of fig. 6 and a predetermined device. Correspondingly, in a second aspect of the present application, a connection structure is provided. In one specific embodiment, the connecting structure 200 of the present application includes a support plate 203 and the movable latch assembly 100 described above.

The supporting plate 203 is formed with a movable through hole 202, the movable locking assembly 100 is fixed on the supporting plate 203, wherein a lock (not marked) penetrates through the movable through hole 202 to enable a buckle (not marked) to be located on one side of the supporting plate 203, a shell (not marked) of the movable locking assembly 100 is located on the other side of the supporting plate 203, the movable through hole 202 extends along the lock in an external force rotation direction to form a movable area (not marked), and at least part of the buckle is located in the movable area when the lock rotates. Specifically, in this embodiment, the supporting plate 203 is fixed to the housing of the movable latching assembly 100 by matching with a threaded hole through a screw, wherein when the housing of the movable latching assembly 100 is die-cast, a plurality of threaded holes can be integrally formed on the housing, a plurality of fixing through holes are formed at corresponding positions where the supporting plate 203 is fixed to the housing, the nut is located on the other surface of the fixed housing of the supporting plate 203, and the fixing through holes of the supporting plate 203 penetrate through to be matched with the threaded holes to fix the movable latching assembly 100 and the supporting plate 203. In this embodiment, the supporting plate 203 and the movable locking assembly 100 are fixed by screws, and in other embodiments, the supporting plate 203 and the movable locking assembly 100 may be fixed by other fixing methods such as fastening, riveting, and wire sleeve fixing, which are not limited herein.

After the housing of the movable locking assembly 100 is fixed to the supporting plate 203, the lock passes through the movable through hole 202, so that the lock is located on one surface of the supporting plate 203, the housing of the movable locking assembly 100 is located on the other surface of the supporting plate 203, the movable through hole 202 extends along the lock in the direction of the rotation of the external force to form a movable area, and at least part of the lock is located in the movable area when the lock rotates. It is understood that, in the plane of the supporting plate 203, the size of the movable through hole 202 is larger than that of the latch, and a predetermined device is mounted on the connecting structure 200, and when the predetermined device presses the latch, since the movable through hole 202 forms an active area, the latch can move in the movable through hole 202 after being pressed, so that at least part of the latch moves into the active area of the movable through hole 202.

In some embodiments, the connecting structure 200 further includes at least one limiting member 201, the limiting member 201 is disposed on the supporting plate 203, the limiting member 201 and the snap are located on the same surface of the supporting plate 203, the at least one limiting member 201 includes at least one, and each of the limiting members 201 is recessed to form a limiting cavity 211, and the limiting cavity 211 cooperates with the snap for snapping the predetermined device. Specifically, the predetermined device includes an inter-embedded structure matched with the limiting member 201, and the limiting member 201 is configured to perform pre-installation positioning and guiding functions on the predetermined device. When the predetermined device is located at the correct position of the supporting plate 203, the predetermined device is embedded with the limiting member 201, and the predetermined device is clamped by the limiting member 201 and cannot move horizontally. After the preset device is in the correct position, a user carries the preset device to downwards extrude the buckle of the lock catch on one surface of the supporting plate 203, the lock catch rotates to extrude the elastic piece to contract and store elastic potential energy, after the preset device is extruded and contacted with the supporting plate 203, the elastic piece releases the elastic potential energy to rebound to the original shape to drive the buckle of the lock catch to reset, and the buckle hook clamps the corresponding structure of the preset device to finish installation. In the embodiment, the buckle and the stopper 201 are located on the upper side of the supporting plate 203, and when the predetermined device is installed, the buckle of the buckle is pressed downwards to rotate until the predetermined device contacts the supporting plate 203.

The limiting members 201 comprise at least one limiting member, each limiting member 201 is recessed to form a limiting cavity 211, and the limiting cavities 211 and the buckles are used for being clamped with a predetermined device together. In an embodiment of the present application, two ends of one side of the supporting plate 203 are respectively provided with a limiting member 201, and the two limiting members 201 and the fasteners are distributed in a triangular shape. When the predetermined device is in the correct position, two ends of one side of the predetermined device are respectively buckled and embedded in the limiting cavities 211 of the limiting pieces 201 at two ends of one side of the supporting plate 203, so that the predetermined device is prevented from moving along the linear directions of the two limiting pieces 201, the pre-installation limiting and guiding effects are effectively achieved, a user does not need to observe whether the predetermined device is located in the correct position when installing the predetermined device, and the installation of the predetermined device is more convenient. After the predetermined device is installed, the corresponding structure of the predetermined device is hooked by the buckle, and meanwhile, the two limiting parts 201 limit the movement of the predetermined device along the linear directions of the two limiting parts 201, so that the predetermined device is firmer and better in stability after being installed. In this embodiment, two limiting members 201 are disposed on the supporting plate 203, and in some other embodiments, three, four or more limiting members 201 can be disposed on the supporting plate 203, which is not limited herein.

In some embodiments, the limiting members 201 at two ends of one side of the supporting plate 203 are fixed by rivet buttons, and each of the limiting members 201 and the supporting plate 203 is fixed in a triangular shape by three rivet buttons, so that the limiting member 201 is firmly fixed on the supporting plate 203.

Furthermore, the limiting part 201 on the supporting plate 203 can be integrally formed by die casting when the supporting plate 203 is die cast, and the supporting plate 203 and the limiting part 201 on the supporting plate 203 are integrally die cast at one time, so that the design has the advantages that each part does not need to be die cast separately, the cost is reduced, the production efficiency is improved, and the integral structure is high in final reliability of the product and better in stability.

Further, in some embodiments, a plurality of comb tooth grooves are distributed on the inner wall of the limiting cavity 211 of the limiting member 201, and a gully structure (not marked) corresponding to the comb tooth grooves is arranged on the contact surface of the predetermined device and the limiting cavity 211. Fixing of the predetermined device is reinforced.

Further, in some embodiments, a protective plastic (not labeled) is further disposed on an inner wall of the limiting cavity 211 of the limiting member 201, and the protective plastic can play a role in buffering when the predetermined device is mounted and extruded into the limiting cavity 211, so as to prevent a user from damaging the predetermined device or the connecting structure 200 due to excessive force when the user mounts the predetermined device. Meanwhile, the arrangement of the protective plastic enables the contact effect between the predetermined device and the limiting piece 201 to be better, and the predetermined device cannot swing left and right in the limiting cavity 211 of the limiting piece 201 after being installed. The stability of the preset device after installation is better.

In some embodiments, the unlocking handle and the toggle button are located on the side of the supporting plate 203 away from the limiting member 201. The design has the advantages that after a user holds the reservation device by hand and finds out that the reservation device is clamped on the limiting part 201 on one side of the supporting plate 203 and is extruded and installed, the user can directly stir the toggle button on the other side to lock the movable lock catch or press the unlocking handle to disassemble the reservation device, and the locking operation and the disassembly of the reservation device are more convenient and faster.

In some embodiments, the guide surface (not labeled) of the catch faces the stop 201. Specifically, when the preset device is installed, one end of the preset device is placed into the limiting cavity 211 of the limiting part 201 for pre-installation positioning and guiding, after pre-installation, one end of the preset device, which is placed into the limiting cavity 211, is in contact with the supporting plate 203, one end of the preset device, which is far away from the limiting cavity 211, is not in contact with the supporting plate 203, the preset device and the supporting plate 203 form an included angle, the guide surface is arranged to face the limiting part 201, when a user presses one end of the preset device, which is far away from the limiting cavity 211, after pre-installation, the guide surface can be extruded by the preset device, and the buckle can be more easily rotated towards the direction of the active area, so that installation of the preset device is completed.

Further, in the connecting structure 200, one surface of the latch 111 near the elastic member abuts against the sidewall of the movable through hole 202. Specifically, one surface of the buckle 111 close to the elastic member abuts against the side wall of the movable through hole 202, so that when the buckle is extruded, the buckle can only rotate towards the direction of the movable area, and the situation that the buckle cannot hook the predetermined device after the buckle rotates in the opposite direction is avoided.

Further, after the connecting structure 200 is assembled, the connecting surface of the reinforcing connecting portion 118 and the main body portion 112 is located in the movable through hole 202, and the orthographic projection of the surface of the reinforcing connecting portion 118 opposite to the movable through hole is located in the movable through hole 202.

Further, in the connection structure 200, the side of the connection surface of the reinforcing connection portion 118 and the main body portion 112, which is far from the clip 111, abuts against the side wall of the movable through hole 202.

The utility model provides a connection structure 200 includes locating part 201, can lead the reservation device and place in the exactness position fast, do not need the user to observe the adjustment from the bottom and place the position, when placing the installation behind the exactness position, the reservation device extrudes the buckle downwards, it is rotatory to drive the hasp around the pivot, treat the reservation device and contact back with layer board 203, the hasp resets the buckle under the elastic component effect and pins the reservation device and accomplish the installation promptly, when needing to dismantle the reservation device, only need press the release handle and make the hasp rotatory, the hasp drives the elastic component shrink direction rotatory to the buckle of hasp and does not catch on the reservation device, can dismantle the reservation device. The preset device is convenient and quick to mount and dismount, safe and reliable, does not need any tool, and is particularly suitable for being used in medical places to mount or dismount medical equipment quickly. Meanwhile, when the predetermined device is not dismounted for a long time due to use requirements, the predetermined device and the connecting structure 200 can be locked through the locking piece, and the phenomenon that the predetermined device and the connecting structure 200 are mounted and fall off due to mistaken collision or mistaken operation of an unlocking handle is avoided.

Referring to fig. 9, fig. 9 is a schematic structural diagram of an embodiment of the trolley of the present application. Correspondingly, in a third aspect of the present application, a trolley is provided. In one embodiment, the trolley 400 of the present application includes the above-mentioned connection structure 200, and a medical instrument such as a monitor can be loaded on the connection structure 200 of the trolley 400.

The cart 400 further includes a moving stage 300, and after the predetermined device is loaded on the cart 400, the predetermined device is conveniently moved to an arbitrary position by the moving stage 300. In using the cart 400, since the cart 400 includes the connection structure 200 and the above description of the connection structure shows that the stopper can play a role of guiding when the predetermined device is installed, the user can know whether the predetermined device is placed at the right position without observing the bottom. When the presetting device is required to be disassembled, only the unlocking handle needs to be pressed, and the lock catch drives the elastic piece to contract in the direction that the elastic piece rotates until the buckle of the lock catch does not hook the presetting device, so that the presetting device can be disassembled. The preset device is convenient and quick to mount and dismount, safe and reliable, does not need any tool, and is particularly suitable for being used in a medical place for quickly mounting or dismounting the preset device by the trolley 400.

Correspondingly, in a fourth aspect of the application, a medical device is provided. In a specific embodiment, the medical device of the present application includes the above-described connection structure.

When the medical equipment is used, the medical equipment comprises the connecting structure, and the description on the connecting structure can show that the limiting part can play a role in guiding when the medical instrument is installed on the medical equipment, and a user can know whether the medical instrument is placed at the correct position without observing the bottom. Medical instrument extrudees the buckle downwards during installation, drives the hasp rotatory around the pivot axis, treats that medical instrument and layer board contact back, and the hasp resets the buckle under the elastic component effect and pins medical instrument and accomplish the installation promptly, when needing to dismantle medical instrument, only needs press the unblock handle, and the hasp drives the elastic component shrink direction and rotates not to catch on medical instrument to the buckle of hasp, can pull down medical instrument. The medical instrument is convenient and quick to mount and dismount, safe and reliable, does not need any tool, and is particularly suitable for being used in medical places to mount or dismount the medical instrument quickly.

The above description is only an embodiment of the present application, and not intended to limit the scope of the present application, and all modifications that can be made by using equivalent structures or equivalent principles in the contents of the specification and the drawings or directly or indirectly applied to other related technical fields are also included in the scope of the present application.

Claims (12)

1. A movable latch assembly, comprising:

a housing including a cavity;

the lock catch comprises a main body part, and a buckle and an unlocking handle which are positioned at two opposite ends of the main body part;

one end of the elastic piece is abutted against the main body part of the lock catch, and the other end of the elastic piece is abutted against the shell;

the main body part can be movably arranged in the accommodating cavity, and the buckle and the unlocking handle are respectively arranged in a protruding way from two sides of the shell;

the lock catch can rotate under the action of external force and reset under the action of the elastic piece.

2. The movable strike assembly of claim 1 further comprising:

the rotating shaft is arranged in the accommodating cavity of the shell, the main body part of the lock catch and the elastic part are both sleeved on the rotating shaft, the lock catch is rotatably arranged in the rotating shaft, and the buckle and the unlocking handle are respectively positioned on two sides of the axis of the rotating shaft.

3. The movable strike assembly of claim 2 further comprising:

a deadlocking member slidably mounted on the housing;

the main body part of the lock catch is also provided with an avoiding groove and a locking groove communicated with the avoiding groove;

when the dead lock piece slides to the avoiding groove, the lock catch can rotate around the rotating shaft;

when the locking piece slides to the locking groove, the lock catch cannot rotate around the rotating shaft.

4. The movable strike assembly of claim 3,

the locking piece comprises a stopping column, the stopping column is arranged along the moving direction of the stopping column, the avoiding groove and the locking groove are in a step shape, a stopping surface is formed on the wall surface of the locking groove, and the locking piece slides to the locking groove and is propped against the stopping surface.

5. The movable catch assembly of claim 4,

be provided with sliding through hole on the casing, the locking still includes the mounting panel, the backstop post is protruding to be established on the mounting panel, the mounting panel with the homonymy of backstop post still is equipped with the installation trip, the installation trip slides and sets up sliding through hole, so that the mounting panel slide set up in on the casing.

6. The movable strike assembly of claim 1,

and the buckle is provided with a guide surface for guiding the lock catch to rotate under the action of external force.

7. The movable strike assembly of claim 1,

the shell is provided with a stopping part, and one end of the elastic piece, which is abutted to the shell, is abutted to the stopping part.

8. The movable catch assembly of claim 1,

the lock catch further comprises a reinforcing connecting part, wherein the reinforcing connecting part is connected with the buckle and the main body part and is arranged at a corner formed by the buckle and the main body part.

9. A connecting structure comprising a support plate and a movable latch assembly according to any one of claims 1 to 7;

the layer board is formed with the activity through-hole, activity hasp subassembly is fixed on the layer board, wherein, the hasp runs through the activity through-hole makes the buckle be located the layer board one side, the casing of activity hasp subassembly is located the another side of layer board, the activity through-hole extends along the hasp on the exogenic action direction of rotation and is formed with the activity region, when the hasp is rotatory the buckle is at least partially located in the activity region.

10. The connection structure according to claim 9, further comprising:

the limiting part is arranged on the supporting plate, the limiting part and the buckle are located on the same surface of the supporting plate, the limiting part comprises at least one, each limiting part is sunken to form a limiting cavity, and the limiting cavity is matched with the buckle to be used for clamping a predetermined device.

11. A trolley, characterized in that it comprises a connection according to any one of claims 9-10.

12. A medical device, characterized in that it comprises a connection according to any of claims 9-10.

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