CN220928997U

CN220928997U - Handle and door

Info

Publication number: CN220928997U
Application number: CN202322416130.0U
Authority: CN
Inventors: 徐海量; 郑楚键; 陈锡保; 金立国
Original assignee: Dongguan Yiheda Automation Co Ltd
Current assignee: Dongguan Yiheda Automation Co Ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-05-10
Anticipated expiration: 2033-09-05

Abstract

The application provides a handle and a door, and relates to the technical field of parts; the handle comprises a base, a handle component, an elastic resetting piece and a damping component; the base is hollow, and one surface of the base is provided with an opening; the handle assembly comprises a rotating shaft and a handle main body, and the handle main body is embedded in the opening; one end of the rotating shaft is connected with the side wall of one side of the base, the other end of the rotating shaft penetrates through one end of the handle main body to be connected with the side wall of the other side opposite to the base, and the handle main body is rotatably connected with the rotating shaft; the elastic reset piece is positioned between one end of the handle main body and the base and is used for resetting the handle main body; the damping component comprises a friction plate which is sleeved on the rotating shaft and embedded in the handle main body; the friction plate is used for applying resistance to the elastic reset piece so as to slow down the reset speed of the handle main body. The door comprises the handle, and the reset speed of the handle main body can be reduced according to the embodiment of the application, so that the probability of hand clamping injury is reduced.

Description

Handle and door

Technical Field

The embodiment of the application relates to the technical field of parts, in particular to a handle and a door.

Background

A handle is commonly used as a common component in devices such as doors, where the handle provides a grip to open and close the door. In the related art, a handle generally includes a base and a handle body rotatably connected to the base, and one end of the handle body is inclined downward by pressing one end of the handle body, and the other end is lifted, so that a door can be opened by holding the lifted one end. However, after the handle body is lifted, the handle body is often reset too quickly, so that the hand is easily injured by clamping.

Disclosure of utility model

The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims. The embodiment of the application provides a handle and a door, which can reduce the reset speed of a handle main body.

In a first aspect, a handle according to an embodiment of the present application includes a base, a handle assembly, an elastic restoring member, and a damping assembly; wherein,

The base is hollow, and one surface of the base is provided with an opening;

The handle assembly comprises a rotating shaft and a handle main body, and the handle main body is embedded in the opening; one end of the rotating shaft is connected with the side wall of one side of the base, the other end of the rotating shaft penetrates through one end of the handle main body to be connected with the side wall of the other side opposite to the base, and the handle main body is rotatably connected with the rotating shaft;

The elastic reset piece is positioned between one end of the handle main body and the base and is used for resetting the handle main body;

The damping component comprises a friction plate which is sleeved on the rotating shaft and embedded in the handle main body; the friction plate is used for applying resistance opposite to the elastic force of the elastic reset piece to the handle main body so as to slow down the reset speed of the handle main body.

Therefore, the above embodiment of the present application has at least the following advantages: through setting up the elastic restoring piece, make one end of handle main part pressed, the handle main part rotates around the pivot and makes the other end of handle main part lifted, under the effect of elastic restoring piece, the handle main part can reset, simultaneously owing to set up the friction disc, the frictional force between handle main part and the pivot has been increased, thereby the thrust that elastic restoring piece produced has been cut down in handle main part reset process, make the speed that handle main part reset slow down, because the handle main part is gradually slow resume, consequently, also can play the cushioning effect of shock attenuation, consequently, compared with the reset speed of handle main part 220 reduces the probability of clamping the hand.

According to some embodiments of the first aspect of the present application, one end of the handle body is provided with a hollow mounting portion, the friction plate is located in the mounting portion, first mounting holes are formed in two sides of the mounting portion adjacent to the side wall of the base, the first mounting holes on one side of the mounting portion are matched with the rotating shaft in size, and the first mounting holes on the other side of the mounting portion are larger than the rotating shaft in size so as to allow the friction plate to be installed.

According to some embodiments of the first aspect of the application, the damping assembly further comprises a flap detachably connected to the handle body; the baffle plate is provided with a second installation hole matched with the rotating shaft, and the baffle plate is used for blocking the friction plate from separating from the installation part.

According to some embodiments of the first aspect of the application, the resilient return member comprises a torsion spring.

According to some embodiments of the first aspect of the present application, the elastic restoring member further includes two connecting portions, two ends of the connecting portions are respectively connected to ends of the two torsion springs, the two torsion springs are respectively sleeved at two ends of the rotating shaft and located between the side wall of the base and the handle body at one end corresponding to the rotating shaft, and the connecting portions are abutted to ends of one end of the handle body.

According to some embodiments of the first aspect of the present application, a damping oil layer is disposed on a side of the friction plate close to the rotating shaft.

According to some embodiments of the first aspect of the application, the pull handle further comprises a pressure plate provided with a cavity, the base portion being embedded within the cavity.

According to some embodiments of the first aspect of the present application, a mounting groove with a notch facing the pressing plate is provided in the base, and the pressing plate is detachably connected with the base through a screw in threaded connection with the mounting groove.

In a second aspect, a door according to an embodiment of the present application includes a pull handle according to any one of the first aspects.

Therefore, by providing the elastic restoring member, after one end of the handle body is pressed to rotate around the rotation shaft so that the other end of the handle body is lifted, the door can be opened or closed through the lifted other end of the handle body; meanwhile, after the door is operated, the handle main body resets under the action of the elastic resetting piece, and meanwhile, the friction force between the handle main body and the rotating shaft is increased due to the friction plate, so that the thrust generated by the elastic resetting piece is reduced, the resetting speed of the handle main body is slowed down, and the handle main body is gradually and slowly recovered, so that the damping buffer effect can be achieved.

Drawings

The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate and do not limit the application.

FIG. 1 is a schematic diagram of a pull handle according to one embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a pull handle according to one embodiment of the present application;

FIG. 3 is an exploded view of a pull handle according to one embodiment of the present application;

fig. 4 is an enlarged partial schematic view of the pull handle of fig. 3.

Reference numerals:

Base 100, mounting groove 110, third mounting hole 120,

Handle assembly 200, shaft 210, handle body 220, mounting portion 221,

Elastic restoring member 300, torsion spring 310, connecting portion 320,

Damping assembly 400, friction plate 410, stop plate 420,

Platen 500, cavity 510,

Screw 600.

Detailed Description

The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing embodiments of the application only and is not intended to be limiting of the application. The terms "first," "second," "third," "fourth," and the like in the description of the application and in the above figures, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the disclosed aspects may be practiced without one or more of the specific details, or with other methods, components, devices, steps, etc. In other instances, well-known methods, devices, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

Referring to fig. 1 to 4, a pull handle according to an embodiment of the present application includes a base 100, a handle assembly 200, an elastic restoring member 300, and a damping assembly 400; wherein,

The base 100 is hollow and has an opening on one surface;

The handle assembly 200 includes a rotating shaft 210 and a handle main body 220, wherein the handle main body 220 is embedded in the opening; one end of the rotation shaft 210 is connected with a side wall of one side of the base 100, the other end of the rotation shaft 210 passes through one end of the handle body 220 to be connected with a side wall of the other side opposite to the base 100, and the handle body 220 is rotatably connected with the rotation shaft 210;

The elastic restoring member 300 is located between one end of the handle body 220 and the base 100, and the elastic restoring member 300 is used for restoring the handle body 220;

The damping assembly 400 includes a friction plate 410, wherein the friction plate 410 is sleeved on the rotating shaft 210 and embedded in the handle main body 220; the friction plate 410 serves to apply a resistance force to the handle body 220 opposite to the elastic force of the elastic restoring member 300 to slow down the restoring speed of the handle body 220.

Therefore, by arranging the elastic restoring member 300, one end of the handle main body 220 is pressed, and after the handle main body 220 rotates around the rotating shaft 210 so that the other end of the handle main body 220 is lifted, the handle main body 220 can be restored under the action of the elastic restoring member 300, meanwhile, due to the arrangement of the friction plate 410, the friction force between the handle main body 220 and the rotating shaft 210 is increased, so that the thrust generated by the elastic restoring member 300 is reduced in the restoring process of the handle main body 220, the restoring speed of the handle main body 220 is slowed down, and the handle main body 220 is gradually and slowly restored, so that the handle can also play a role of damping and buffering.

It should be noted that the handle body 220 may partially protrude from the end surface of the opening of the base 100, may be parallel to the end surface of the opening of the base 100, or may be lower than the end surface of the opening. The embodiments of the present application are not limited thereto, and may be selectively set by those skilled in the art according to actual needs.

Note that, the automatic reset of the handle body 220 is achieved by the elastic reset member 300.

It should be noted that, in some embodiments, referring to fig. 3, the opposite sides of the base 100 are provided with the third mounting holes 120 allowing the rotation shaft 210 to pass through, so that the position of the rotation shaft 210 can be fixed by the pressing plate 500 after the rotation shaft 210 passes through. In other embodiments, the screw may be provided to fix the shaft 210 by rotating the screw cap, so that the installation of the shaft 210 is not limited in the embodiments of the present application, and may be selectively set by those skilled in the art according to actual needs.

It will be appreciated that according to some embodiments of the first aspect of the present application, referring to fig. 2, one end of the handle body 220 is provided with a hollow mounting portion 221, the friction plate 410 is located in the mounting portion 221, both sides of the mounting portion 221 adjacent to the sidewall of the base 100 are provided with first mounting holes, and the first mounting holes on one side of the mounting portion 221 are matched with the size of the rotation shaft 210, and the first mounting holes on the other side of the mounting portion 221 are larger than the size of the rotation shaft 210 to allow the friction plate 410 to be installed.

By providing the hollow mounting portion 221, the first mounting hole on one side of the hollow mounting portion 221 is matched with the size of the rotating shaft 210, and the mounting hole on the other side is larger than the rotating shaft 210, so that the convenience of the friction plate 410 and the rotating shaft 210 in the hollow mounting portion 221 is improved, and the friction plate 410 can be limited by means of the side wall on one side of the hollow mounting portion 221, so that the friction generated by the rotating shaft 210 is not easy to slide out from the first mounting hole on one side of the hollow mounting portion 221.

It will be appreciated that in accordance with some embodiments of the first aspect of the present application, and with reference to fig. 3 and 4, the damping assembly 400 further includes a flap 420, the flap 420 being detachably connected to the pull body 220; the blocking piece 420 is provided with a second mounting hole matched with the rotating shaft 210, and the blocking piece 420 is used for blocking the friction piece 410 from being separated from the mounting part 221.

It should be noted that, by installing the blocking piece 420, both ends of the friction plate 410 are blocked, so that the friction plate 410 can only move in the hollow installation portion 221, and the blocking piece 420 is detachable, so that the installation and replacement of the friction plate 410 are more convenient.

It will be appreciated that in accordance with some embodiments of the first aspect of the present application, and as shown with reference to fig. 2-3, the resilient return member 300 includes a torsion spring 310.

The torsion spring 310, i.e., a torsion spring, is a coil spring. The end of the torsion spring is fixed (e.g., to the rotation shaft 210), and when the handle body 220 rotates around the center of the spring, a torque or a rotational force is generated, and the spring pulls the handle body 220 back to the initial position. The torsion spring can store and release angular energy or statically secure the handle body 220 by rotating the arm about the spring body central axis. The end of torsion spring 310 may be wound into a hook or straight torsion arm.

It can be appreciated that, according to some embodiments of the first aspect of the present application, referring to fig. 4, the elastic restoring member 300 further includes two connecting portions 320, two torsion springs 310 are provided, two ends of the connecting portions 320 are respectively connected to ends of the two torsion springs 310, the two torsion springs 310 are respectively sleeved at two ends of the rotating shaft 210 and are located between the side wall of the base 100 and the handle main body 220 at the corresponding end of the rotating shaft 210, and the connecting portions 320 are abutted to one end of the handle main body 220.

It should be noted that, the connecting portion 320 may be integrally formed with the torsion spring 310, or may be detachably connected. The connection part 320 connects both ends of the torsion springs 310 so that the force applied to the two torsion springs 310 is uniform, and simultaneously the two torsion springs 310 apply pushing force to the handle body 220 together to restore.

It will be appreciated that according to some embodiments of the first aspect of the present application, the friction plate 410 is provided with a damping oil layer on the side thereof adjacent to the rotation shaft 210.

It should be noted that the damping oil layer is a damping oil layer formed by coating damping oil, and the damping oil has the function of damping motion and vibration. Can also lighten the hand feeling and eliminate the noise. Therefore, the handle body 220 can be slowly reset by arranging the damping oil layer, and noise generated in the resetting process is reduced, so that the damping and buffering effects are achieved.

It will be appreciated that in accordance with some embodiments of the first aspect of the present application, and as shown with reference to fig. 1 to 4, the handle further comprises a platen 500, the platen 500 being provided with a cavity 510, the base 100 being partially embedded within the cavity 510.

By providing the pressing plate 500, the base 100 can be clamped and fixed, so that the base 100 can be prevented from being dislocated when the pull handle is mounted and the base 100 can be deformed or moved during the process of mounting the pull handle.

It should be noted that, the pressing plate 500 may be a metal or plastic member, and the material of the pressing plate 500 is not limited in the present application.

It should be noted that, the shape of the pressing plate 500 is not limited too much in the embodiment of the present application, and those skilled in the art can selectively set the shape according to actual requirements. Preferably, the platen 500 covers the area where the end of the rotating shaft 210 is located in the embodiment of the present application.

It will be appreciated that in accordance with some embodiments of the first aspect of the present application, and as shown in fig. 2, a mounting groove 110 is provided in the base 100 with a notch facing the platen 500, and the platen 500 is detachably coupled to the base 100 by a screw 600 screwed with the mounting groove 110.

By providing the mounting groove 110, the handle body 220 and the screw 600 of the fixing pressure plate 500 can be isolated; while the screw 600 can fix the base 100 and the pressing plate 500. And the mounting groove 110 is provided in the base 100, and can provide a supporting force to the other end of the handle body 220, so that the handle body 220 maintains a horizontal state when not in use.

Therefore, by providing the elastic restoring member 300, after one end of the handle body 220 is pressed to rotate about the rotation shaft 210 such that the other end of the handle body 220 is lifted, the door can be opened or closed by the lifted other end of the handle body 220; meanwhile, after the door is operated, the handle body 220 is reset by the elastic reset member 300. Meanwhile, due to the friction plate 410, the friction force between the handle main body 220 and the rotating shaft 210 is increased, so that the thrust generated by the elastic reset piece 300 is reduced, the reset speed of the handle main body 220 is slowed down, and due to the fact that the handle main body 220 is gradually and slowly recovered, the damping and buffering effects can be achieved, and therefore compared with the related art, the door disclosed by the embodiment of the application can reduce the probability of clamping hands by reducing the reset speed of the handle main body 220.

It should be noted that the door may be a home device or a mechanical device that needs to be used in the door, such as a door, a window door, and a door of a book, which is not limited by the embodiment of the present application, and a person skilled in the art may select, according to actual needs, to use the handle of the present application as a part of the door to perform opening and closing operations of the door.

Referring to the drawings, a handle provided by an embodiment of the present application is described, the handle includes a base 100, a handle assembly 200, an elastic restoring member 300, a damping assembly 400, and a pressing plate 500, where the base 100 is hollow and has an opening on one side; the handle assembly 200 includes a rotating shaft 210 and a handle main body 220, wherein the handle main body 220 is embedded in the opening; one end of the rotation shaft 210 is connected with a side wall of one side of the base 100, the other end of the rotation shaft 210 passes through one end of the handle body 220 to be connected with a side wall of the other side opposite to the base 100, and the handle body 220 is rotatably connected with the rotation shaft 210; a protruding mounting groove 110 is formed in the base 100 near the other end of the rotating shaft 210, a notch of the mounting groove 110 is arranged towards the pressing plate 500, and the pressing plate 500 is detachably connected with the base 100 through a screw 600 in threaded connection with the mounting groove 110. The other end of the handle body 220 abuts the bottom of the installation groove 110. The elastic restoring member 300 includes two torsion springs 310 and a connecting portion 320 connected to the two torsion springs 310, wherein the connecting portion 320 abuts against one surface of the handle body 220 near one end of the base 100, the ends of the two torsion springs 310 are respectively located at two ends of the rotating shaft 210 near the base 100, and the handle body 220 is located between the ends of the two torsion springs 310. Thereby resetting the handle body 220 by the torsion spring 310; the damping assembly 400 includes a friction plate 410, wherein the friction plate 410 is sleeved on the rotating shaft 210 and is embedded in the hollow mounting portion 221 at one end of the handle body 220, and the friction plate 410 is sealed in the hollow mounting portion 221 by a baffle 420. During installation, the friction plate 410 is installed on one end line of the stretched main body, damping oil is coated in the friction plate 410 to form a damping oil layer, then the baffle plate 420 is fixed on one side of the handle main body 220, then the torsion spring 310 and the handle main body 220 are relatively fixed, then the baffle plate is placed in the base 100, finally one end of the rotating shaft 210 sequentially passes through one side of the base 100, the torsion spring 310, the baffle plate 420, the friction plate 410, the other torsion spring 310 and the other side of the base 100, and finally the pressing plate 500 is fixed on the base 100, at the moment, the side surface of the pressing plate 500 can fix the two ends of the rotating shaft 210, so that the rotating shaft 210 can be rotatably arranged and cannot be separated from the base 100, and the pressing plate 500 and the base 100 are fixed through the screw 600, so that the installation of the handle is realized.

While the preferred embodiment of the present application has been described in detail, the present application is not limited to the above embodiment, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.

Claims

1. A pull handle, comprising:

The base is hollow, and one surface of the base is provided with an opening;

2. The pull handle according to claim 1, wherein one end of the pull handle body is provided with a hollow installation portion, the friction plate is located in the installation portion, first installation holes are formed in two sides of the installation portion adjacent to the side wall of the base, the first installation holes on one side of the installation portion are matched with the size of the rotating shaft, and the first installation holes on the other side of the installation portion are larger than the size of the rotating shaft so as to allow the friction plate to be installed.

3. The pull handle of claim 2, wherein the damping assembly further comprises a flap removably coupled to the pull handle body; the baffle plate is provided with a second installation hole matched with the rotating shaft, and the baffle plate is used for blocking the friction plate from separating from the installation part.

4. The pull handle of claim 1, wherein the resilient return member comprises a torsion spring.

5. The handle according to claim 4, wherein the elastic restoring member further comprises a connecting portion, two torsion springs are provided, two ends of the connecting portion are respectively connected with two ends of the torsion springs, the two torsion springs are respectively sleeved at two ends of the rotating shaft and located between the side wall of the base at the corresponding end of the rotating shaft and the handle body, and the connecting portion is abutted with an end portion of one end of the handle body.

6. The pull handle of claim 1, wherein the friction plate is provided with a damping oil layer on a side thereof adjacent to the rotating shaft.

7. The pull handle of claim 1, further comprising a pressure plate, the pressure plate being provided with a cavity, the base portion being embedded within the cavity.

8. The pull handle of claim 7, wherein the base has a mounting slot therein with a slot opening toward the pressure plate, the pressure plate being removably coupled to the base by a screw threadedly coupled to the mounting slot.

9. A door comprising a pull handle according to any one of claims 1 to 8.