CN210083441U - Push type safety locking folding box - Google Patents

Push type safety locking folding box Download PDF

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Publication number
CN210083441U
CN210083441U CN201920810165.3U CN201920810165U CN210083441U CN 210083441 U CN210083441 U CN 210083441U CN 201920810165 U CN201920810165 U CN 201920810165U CN 210083441 U CN210083441 U CN 210083441U
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CN
China
Prior art keywords
handle
movable pin
button
connecting plate
hole
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Active
Application number
CN201920810165.3U
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Chinese (zh)
Inventor
王润东
张勇
王洪彬
赵勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Aisaike Bicycle Co Ltd
Original Assignee
Tianjin Aisaike Bicycle Co Ltd
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Publication date
Application filed by Tianjin Aisaike Bicycle Co Ltd filed Critical Tianjin Aisaike Bicycle Co Ltd
Priority to CN201920810165.3U priority Critical patent/CN210083441U/en
Application granted granted Critical
Publication of CN210083441U publication Critical patent/CN210083441U/en
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Abstract

The utility model discloses a push type safety locking folding box, which comprises a first connecting plate and a second connecting plate which are hinged with each other; one side of the first connecting plate is hinged with a handle, an adjustable ejector rod is arranged on the handle, and a through hole is formed in the side face of the upper end of the handle; the handle side that the second connecting plate corresponds has chucking axle and loose pin, and the loose pin is perpendicular to handle through-hole face direction and is done the activity from top to bottom, is equipped with compression spring at the loose pin end, and with the loose pin cooperation motion have a button, both can not drop through the inseparable laminating of inclined plane and overhead kick under compression spring's effect, and do the joint movement. Specifically, in a free state, due to the existence of the compression spring, the movable pin and the button are in a protruding fastening state, and at the moment, the movable pin can be just inserted into the handle slot hole to limit the rotation of the handle, so that the safety of the locking device is embodied; when the button is pressed down, the movable pin retracts through the inclined surface, the movable pin is separated from the notch of the handle, and the handle can be opened.

Description

Push type safety locking folding box
Technical Field
The utility model relates to a folding box, specifically say so, a folding box of push type safety locking that is used for folding bicycle standpipe and car roof beam.
Background
After the existing folding box is locked, in order to prevent accidental opening, a safety hook is mostly arranged at the end part of a handle and used for hooking the handle, when the folding box is locked, the safety hook is pulled by a hand to hook the handle, and if a user forgets to fasten the safety hook, certain potential safety hazard is brought to the user; and the other locking device needs a screw fixing piece, and the screw is easy to loosen and fall off after long-time use, so that the locking is not firm or parts are lost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a simple structure, easy dismounting, the reliable push type safety locking folding box of locking are provided.
In order to solve the technical problem, the utility model discloses a technical scheme is: a push type safety locking folding box comprises a first connecting plate and a second connecting plate which are mutually hinged, wherein one side of the first connecting plate is hinged with a handle, an adjustable ejector rod is installed on the inner side of the handle, and a through hole is formed in the side face of the upper end of the inner side of the handle; when the first connecting plate and the second connecting plate are locked, a groove is formed in the position, corresponding to the handle, of the second connecting plate, so that the handle is just laid in the groove, and a clamping shaft is arranged in the groove and corresponds to the adjustable ejector rod on the handle, so that the adjustable ejector rod can prop against the clamping shaft to achieve a locking function; the side of the groove is provided with a push type ejection locking mechanism corresponding to the position of the through hole, the folding box is in a closed state when the adjustable ejector rod is clamped on the clamping shaft, and the push type ejection locking mechanism is just clamped in the through hole of the handle.
Push type pop out locking mechanism includes the activity round pin, button and compression spring, it has communicating first drilling of "ten" word and second drilling to open on the second connecting plate, the surface of second connecting plate is worn out in first drilling, the lateral wall of recess is worn out in the second drilling, the position of through-hole when the second drilling corresponds folding box locking, the activity round pin is installed in the second drilling, the button is installed in first drilling, the activity round pin front end has the direction inclined plane, activity round pin middle part has the draw-in groove, the button is inserted in the draw-in groove, compression spring is located the bottom of second drilling and pushes up the afterbody of activity round pin, make activity round pin and button keep protruding state, when pressing the button, the button drives the linkage of activity round pin, make the direction inclined plane withdrawal second drilling of activity round pin front end.
The rear end face of the middle clamping groove of the movable pin is a first inclined plane, the bottom surface of the first inclined plane is provided with a sunken lower end plane, a button corresponding to the first inclined plane is provided with a second inclined plane, the lower end of the second inclined plane is provided with an inverted hook, the first inclined plane on the movable pin and the second inclined plane on the button are closely matched to generate a linkage effect, the lower end plane and the lower end of the button are matched to prevent the lower end plane and the button from falling off, and the handle pushes the movable pin to retract through the guide inclined plane and then rebounds to reset to be.
The utility model has the advantages that: the locking device does not need a screw fixing piece, and is assembled, installed and disassembled very conveniently only through a special geometric structure, so that the installation time and the material cost are greatly saved; in addition, the locking is realized through the shaft hole positioning and locking, the locking precision is high, and the moving amount of the handle is small.
Drawings
Figure 1 is the utility model discloses a push type safety locking folding box fold condition front view.
Figure 2 is the utility model discloses a push type safety locking folding box fold condition bottom view.
Figure 3 is the bottom view of the open state of the push type safety locking folding box of the utility model.
Fig. 4 is a cross-sectional view of the locking part of the pressing type safety locking folding box of the utility model.
Figure 5 is the explosion view of the locking part of the safety locking folding box of the utility model.
Detailed Description
The invention will be described in further detail with reference to the following drawings and embodiments:
as shown in fig. 1-5, the pressing type safety locking folding box of the present invention comprises a first connecting plate 1a and a second connecting plate 1b hinged to each other, wherein one side of the first connecting plate 1a is hinged to a handle 3, an adjustable post rod 4 is installed inside the handle 3, and a through hole is arranged on the upper end side of the inside of the handle; when the first connecting plate 1a and the second connecting plate 1b are locked, the position of the handle corresponding to the second connecting plate 1b is provided with the groove 8, so that the handle 3 is just laid in the groove 8, the adjustable mandril 4 on the handle corresponding to the groove 8 is provided with the clamping shaft 2, and the adjustable mandril 4 is enabled to be propped against the clamping shaft 2 to achieve the locking function; the side surface of the groove 8 corresponding to the position of the through hole 3-1 is provided with a pressing type ejecting locking mechanism, the folding box is in a closed state when the adjustable mandril 4 is clamped on the clamping shaft 2, and the pressing type ejecting locking mechanism is just clamped in the through hole 3-1 of the handle.
The push type pop-up locking mechanism comprises a movable pin 6, a button 5 and a compression spring 7, wherein a first drill hole 1b-1 and a second drill hole 1b-2 which are communicated in a cross shape are formed in a second connecting plate 1b, the first drill hole 1b-1 penetrates out of the surface of the second connecting plate 1b, the second drill hole 1b-2 penetrates out of the side wall of a groove 8, the second drill hole 1b-2 corresponds to the position of a through hole 3-1 when a folding box is locked, the movable pin 6 is installed in the second drill hole 1b-2, the button 5 is installed in the first drill hole 1b-1, the front end of the movable pin 6 is provided with a guide inclined surface 6-3, the middle part of the movable pin 6 is provided with a clamping groove, the button 5 is inserted into the clamping groove, the compression spring 7 is positioned at the bottom of the second drill hole 1b-2 and tightly pushes the tail part of the movable pin 6, so that, when the button 5 is pressed, the button 5 drives the movable pin 6 to be linked, so that the guide inclined surface 6-3 at the front end of the movable pin 6 retracts into the second drilling hole 1 b-2.
Specifically, the rear end face of the middle clamping groove of the movable pin 6 is a first inclined face 6-1, the bottom face of the first inclined face 6-1 is provided with a recessed lower end plane 6-2, the button 5 corresponding to the first inclined face is provided with a second inclined face 5-1, the lower end of the second inclined face 5-1 is provided with an inverted hook 5-2, the first inclined face 6-1 on the movable pin 6 is tightly matched with the second inclined face 5-1 on the button 5 to generate a linkage effect, the lower end plane 6-2 is matched with the inverted hook 5-2 at the lower end of the button 5 to prevent the movable pin and the button 5 from falling off, and the handle 3 pushes the movable pin 6 to retract through the guide inclined face 6-3 and then springs back to reset to be.
The mutual linkage relation of the movable pin 6, the button 5 and the compression spring 7 is the key for realizing safe locking: the compression spring 7 enables the movable pin 6 and the button 5 to always keep a convex state, a first inclined plane 6-1 on the movable pin 6 is tightly matched with a second inclined plane 5-1 on the button 5 to generate a linkage effect, and a lower end plane 6-2 on the movable pin 6 is matched with a lower end barb 5-2 on the button 5 to prevent the movable pin and the button from falling off; the front end of the movable pin 6 is provided with an inclined surface 6-3, and the handle 3 can push the movable pin 6 to retract through the inclined surface 6-3 and then rebound to reset and lock.
The utility model has an adjustable mandril on the handle, and a through hole is arranged on the side surface of the upper end of the handle; a clamping shaft and a movable pin are arranged on the side of the handle corresponding to the second connecting plate, the movable pin moves up and down in the direction vertical to the through hole surface of the handle, a compression spring is arranged at the tail end of the movable pin, a button is arranged in the movable pin in a matched mode, the movable pin and the compression spring are tightly attached through an inclined plane and an inverted hook and cannot fall off under the action of the compression spring, and the movable pin and the inclined plane are in linked motion; specifically speaking, under free state, because compression spring's existence, activity round pin and button are in protruding straining state, and at this moment, the activity round pin can just in time insert in the handle through-hole and restrict the handle rotation, when pressing the button, makes the activity round pin withdrawal through the inclined plane, and the activity round pin breaks away from the handle opening, and the handle side can be opened.
The above-mentioned embodiments are only used for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, the scope of the present invention should not be limited by the embodiment, that is, all equivalent changes or modifications made by the spirit of the present invention should still fall within the scope of the present invention.

Claims (3)

1. A push type safety locking folding box comprises a first connecting plate (1a) and a second connecting plate (1b) which are hinged with each other, wherein one side of the first connecting plate (1a) is hinged with a handle (3), the push type safety locking folding box is characterized in that an adjustable ejector rod (4) is installed on the inner side of the handle (3), and a through hole is formed in the side face of the upper end of the inner side of the handle; when the first connecting plate (1a) and the second connecting plate (1b) are locked, a groove (8) is formed in the position, corresponding to the handle, of the second connecting plate (1b), so that the handle (3) is just laid in the groove (8), a clamping shaft (2) is arranged in the groove (8) and corresponds to an adjustable ejector rod (4) on the handle, and the adjustable ejector rod (4) abuts against the clamping shaft (2) to achieve a locking function; the side surface of the groove (8) is provided with a pressing type ejecting locking mechanism corresponding to the position of the through hole (3-1), the folding box is in a closed state when the adjustable ejector rod (4) is clamped on the clamping shaft (2), and the pressing type ejecting locking mechanism is just clamped in the through hole (3-1) of the handle.
2. The push type safety locking folding box according to claim 1, wherein the push type pop-up locking mechanism comprises a movable pin (6), a button (5) and a compression spring (7), a first drill hole (1b-1) and a second drill hole (1b-2) which are crossed are formed on the second connecting plate (1b), the first drill hole (1b-1) penetrates through the surface of the second connecting plate (1b), the second drill hole (1b-2) penetrates through the side wall of the groove (8), the second drill hole (1b-2) corresponds to the position of the through hole (3-1) when the folding box is locked, the movable pin (6) is arranged in the second drill hole (1b-2), the button (5) is arranged in the first drill hole (1b-1), the front end of the movable pin (6) is provided with a guide inclined plane (6-3), the middle of the movable pin (6) is provided with a clamping groove, the button (5) is inserted into the clamping groove, the compression spring (7) is positioned at the bottom of the second drilling hole (1b-2) and tightly pushes the tail of the movable pin (6) to keep the movable pin (6) and the button (5) in a convex state, and when the button (5) is pressed, the button (5) drives the movable pin (6) to be linked to enable the guide inclined plane (6-3) at the front end of the movable pin (6) to retract into the second drilling hole (1 b-2).
3. The push type safety locking folding box according to claim 2, characterized in that the back end surface of the middle slot of the movable pin (6) is a first inclined surface (6-1), the bottom surface of the first inclined surface (6-1) is provided with a concave lower end plane (6-2), the button (5) corresponding to the movable pin is provided with a second inclined surface (5-1), the lower end of the second inclined surface (5-1) is provided with a barb (5-2), the first inclined surface (6-1) on the movable pin (6) is tightly matched with the second inclined surface (5-1) on the button (5) to generate a linkage effect, the lower end plane (6-2) is matched with the barb (5-2) at the lower end of the button (5) to prevent the movable pin and the button from falling off, and the handle (3) pushes the movable pin (6) to retract through the guide inclined surface (6-3) and then rebounds, resets and is inserted into the through hole (3-1) to be locked.
CN201920810165.3U 2019-05-30 2019-05-30 Push type safety locking folding box Active CN210083441U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920810165.3U CN210083441U (en) 2019-05-30 2019-05-30 Push type safety locking folding box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920810165.3U CN210083441U (en) 2019-05-30 2019-05-30 Push type safety locking folding box

Publications (1)

Publication Number Publication Date
CN210083441U true CN210083441U (en) 2020-02-18

Family

ID=69481139

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920810165.3U Active CN210083441U (en) 2019-05-30 2019-05-30 Push type safety locking folding box

Country Status (1)

Country Link
CN (1) CN210083441U (en)

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