CN209925362U

CN209925362U - Quick clamping mechanism

Info

Publication number: CN209925362U
Application number: CN201920566012.9U
Authority: CN
Inventors: 尼尔斯·尼尔森
Original assignee: Enbil Xiamen Machinery Manufacturing Co Ltd
Current assignee: Enbil Xiamen Machinery Manufacturing Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-01-10
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses a quick clamping mechanism, which comprises a sleeve, a sleeve seat, a left clamping plate, a right clamping plate, a hinge rod, a left swing shaft, a right swing shaft, a guide sleeve, a transverse pull rod, a connecting plate, a handle sleeve and a nut; the inner of left and right splint articulate respectively in the both sides of casing seat, left and right balance staff movable sleeve is put in the hinge hole at left and right splint middle part, the inner of uide bushing is fixed on the lateral wall of right balance staff, the inner of transverse pull rod passes uide bushing, right balance staff, right splint, left balance staff, the left splint spiro union behind the clearance in proper order, the outer end of transverse pull rod is articulated with the hinge hole in the handle lower extreme outside, the hinge hole of handle inboard passes through the connecting plate and articulates with the uide bushing. Because the utility model discloses during the handle swing, can drive and remove about the transverse pull rod to drive left splint and right splint and inwards or outwards swing, realize taking off the centre gripping or the pine of electric wheelchair locomotive frame, have the advantage that uses more laborsaving, operate fast, convenient operation.

Description

Quick clamping mechanism

Technical Field

The utility model relates to a wheelchair especially relates to a mechanism is got to quick clamp.

Background

The conventional clamping mechanism for the connection part of the electric wheelchair head and the wheelchair is not flexible enough to operate and convenient to use when locking a wheelchair frame pipe fitting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a more laborsaving during the use, the mechanism is got to quick clamp of flexible operation more.

In order to achieve the above object, the technical solution of the present invention is:

the utility model relates to a quick clamping mechanism, which comprises a sleeve, a sleeve seat, a left clamping plate, a right clamping plate, a hinged rod, a left swing shaft, a right swing shaft, a guide sleeve, a transverse pull rod, a connecting plate, a handle sleeve and a nut;

one end of the sleeve is fixed on the sleeve seat, the inner ends of the left clamp plate and the right clamp plate are respectively hinged to two sides of the sleeve seat through hinge rods, the upper end and the lower end of the left swing shaft are respectively movably sleeved in a hinge hole in the middle of the left clamp plate, the upper end and the lower end of the right swing shaft are respectively movably sleeved in a hinge hole in the middle of the right clamp plate, the inner end of the guide sleeve is fixed on the outer side wall of the right swing shaft, a guide hole of the guide sleeve is communicated with a transverse hole of the right swing shaft, the inner end of the transverse pull rod sequentially penetrates through the guide hole, the transverse hole of the right swing shaft, a middle hole of the right clamp plate, the transverse hole of the left swing shaft and a middle hole of the left clamp plate in a clearance mode and then is in threaded connection with a nut, the outer; the handle sleeve is sleeved on the handle.

The connecting plates are two in number, one ends of the two connecting plates are hinged to the hinge holes in the two side walls of the guide sleeve respectively, and the other ends of the two connecting plates are hinged to the hinge holes in the inner side of the handle respectively.

The lower end of the handle is provided with an open slot, and the outer end of the transverse pull rod penetrates through the open slot at the lower end of the handle and then is hinged with a hinge hole at the outer side of the handle.

The handle inner cavity is provided with a movable clamping hook, an upper long groove of the movable clamping hook is sleeved on the guide pin in a clearance mode, the outer end of the movable clamping hook is clamped with a fixed clamping hook fixedly installed on the right clamping plate, and two ends of a clamping hook spring respectively abut against the movable clamping hook and the handle inner cavity.

After the scheme is adopted, because the utility model discloses a sleeve pipe, sleeve pipe seat, left splint, right splint, hinge bar, left balance staff, right balance staff, uide bushing, horizontal pull rod, connecting plate, handle cover, nut, during the handle swing, can drive and remove about the horizontal pull rod to drive left splint and right splint and inwards or outwards swing, realize taking off the centre gripping or the pine of electric wheelchair locomotive frame, have the advantage that uses more laborsaving, the operation is quick, convenient operation.

The invention will be further described with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is an isometric view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a top view of the present invention;

FIG. 5 is an exploded perspective view of the present invention

FIG. 6 is a state diagram of the present invention in a released state;

fig. 7 is a front view of the closed state of the present invention;

FIG. 8 is a cross-sectional view taken along line A-A of FIG. 7;

fig. 9 is a front view of the present invention in a relaxed state;

FIG. 10 is a cross-sectional view taken along line A-A of FIG. 9;

FIG. 11 is a cross-sectional view taken along line B-B of FIG. 7;

FIG. 12 is a cross-sectional view taken along line B-B of FIG. 9;

fig. 13 shows another embodiment of the handle of the present invention.

Detailed Description

As shown in fig. 1-5, the utility model relates to a mechanism is got to quick clamp, including sleeve pipe 1, sleeve pipe seat 2, left splint 3, right splint 4, hinge bar 5, left balance staff 6, right balance staff 7, uide bushing 8, transverse pull rod 9, connecting plate 10, handle 11, handle cover 12, nut 13.

One end of the sleeve 1 is fixed on the sleeve seat 2, the inner ends of the left splint 3 and the right splint 4 are respectively hinged on two sides of the sleeve seat 2 through hinge rods 5, the upper end and the lower end of the left swing shaft 6 are respectively movably sleeved in a hinge hole 31 in the middle of the left splint 3, the upper end and the lower end of the right swing shaft 7 are respectively movably sleeved in a hinge hole 41 in the middle of the right splint 4, the inner end of the guide sleeve 8 is fixed on the outer side wall of the right swing shaft 7, a guide hole 81 of the guide sleeve 8 is communicated with a transverse hole 71 of the right swing shaft 7, the inner end of the transverse pull rod 9 sequentially penetrates through the guide hole 81 of the guide sleeve 8, the transverse hole 71 of the right swing shaft 7, a middle hole 41 of the right splint 4, a transverse hole 61 of the left swing shaft 6 and a middle hole 31 of the left splint 3 and is fixed with a nut 13 in a screwed manner, the opening degree of the left splint 3 and the right splint 4 can be set through, the outer end of the transverse pull rod 9 is hinged with a hinge hole 111 on the outer side of the lower end of the handle 11, and a hinge hole 112 on the inner side of the handle 11 is hinged with the guide sleeve 8 through a connecting plate 10; the handle sleeve 12 is sleeved on the handle 11.

The preferred scheme of this embodiment is: the number of the connecting plates 10 is two, one end of each of the two connecting plates 10 is hinged to the hinge hole 81 on the two side walls of the guide sleeve 8, and the other end of each of the two connecting plates 10 is hinged to the hinge hole 112 on the inner side of the handle 11.

The lower end of the handle 11 is provided with an open slot 113, and the outer end of the transverse pull rod 9 is hinged with a hinge hole 111 outside the handle 11 after penetrating into the open slot 113 at the lower end of the handle 11.

The utility model discloses a theory of operation:

as shown in fig. 6-12, when the handle 11 swings inward, the transverse pull rod 9 can be driven to move outward, so as to drive the left clamping plate 3 and the right clamping plate 4 to swing inward, and the clamping of the electric wheelchair headstock frame 20 is realized;

when the handle 11 swings outwards, the transverse pull rod 9 can be driven to move inwards, so that the left clamping plate 3 and the right clamping plate 4 are driven to swing outwards, and the electric wheelchair headstock frame 20 is loosened.

As shown in fig. 13, in order to provide another embodiment of the handle 11 ' of the present invention, the inner cavity of the handle 11 ' is provided with a movable hook 111 ', the upper long slot of the movable hook 111 ' is sleeved on the guide pin 112 ', the outer end of the movable hook 111 ' is clamped with the fixed hook 113 ' fixedly installed on the right splint 4 ', and two ends of the hook spring 114 ' are respectively abutted against the inner cavities of the movable hook 111 ' and the handle 11 '.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.

Claims

1. The utility model provides a mechanism is got to quick clamp which characterized in that: comprises a sleeve, a sleeve seat, a left clamping plate, a right clamping plate, a hinge rod, a left swing shaft, a right swing shaft, a guide sleeve, a transverse pull rod, a connecting plate, a handle sleeve and a nut;

2. The quick pick mechanism of claim 1, wherein: the connecting plates are two in number, one ends of the two connecting plates are hinged to the hinge holes in the two side walls of the guide sleeve respectively, and the other ends of the two connecting plates are hinged to the hinge holes in the inner side of the handle respectively.

3. The quick pick mechanism of claim 1, wherein: the lower end of the handle is provided with an open slot, and the outer end of the transverse pull rod penetrates through the open slot at the lower end of the handle and then is hinged with a hinge hole at the outer side of the handle.

4. The quick pick mechanism of claim 1, wherein: the handle inner cavity is provided with a movable clamping hook, an upper long groove of the movable clamping hook is sleeved on the guide pin in a clearance mode, the outer end of the movable clamping hook is clamped with a fixed clamping hook fixedly installed on the right clamping plate, and two ends of a clamping hook spring respectively abut against the movable clamping hook and the handle inner cavity.