CN201150378Y

CN201150378Y - Rotary structure of armrest

Info

Publication number: CN201150378Y
Application number: CNU2008200063068U
Authority: CN
Inventors: 赖育山
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-31
Filing date: 2008-01-31
Publication date: 2008-11-19
Anticipated expiration: 2018-01-31

Abstract

The utility model relates to a rotation structure of an armrest. A shaft groove is arranged on the top surface of an armrest seat, a tooth-shaped groove structure is arranged on the outer edge ring of the shaft groove, and a rotation plate is provided with a convex shaft and a sliding clamp stop plate which is provided with a spring. The convex shaft can be relatively held in the shaft groove, and the sliding clamp stop plate is clamped on the tooth-shaped groove to be located, therefore an armrest plate can be adjusted in rotation after being combined with the top end of the armrest seat when the sliding clamp stop plate is pressed to separate from the clamping of the tooth-shaped groove.

Description

The turn structure of handrail

Technical field

The utility model is a kind of turn structure of handrail, mainly be to make the turn plate be incorporated into the design that supplies the balustrade panel combination behind the armrest seat end face again, wherein the end face of armrest seat is provided with an axial trough, the outer rim of this axial trough is equipped with the serrate slot structure, the turn plate then is the slip clip plate that is provided with protruding axle and configuration spring, can correspondingly be contained in the axial trough and make slip clip plate fasten serrate slot by spring and locate to constitute with its protruding axle, so balustrade panel is via the turn plate after being incorporated into the armrest seat top, can after pushing the clip that slip clip plate breaks away from serrate slot, carry out the turn adjustment, and make slip clip plate via spring reset clip serrate slot location once again.

Background technology

The design of handrail mainly is in the comfortableness that promotes the chair tool, makes user's duplex can obtain the purpose of rest under by the state of putting, so the high and low position of handrail and angle state all are to influence one of consideration that whether conforms with user's demand.Yet in known handrail design, the dealer only improves at the lift adjustment of handrail usually, and the rotating angle adjustment for handrail but very is short of.

Therefore in known handrail rotating angle design, usually all be after making balustrade panel and armrest seat form the pivot joint state, be arranged on (for example decorative pearl on top of an official cap) between balustrade panel and the armrest seat with the top part of pulling again, provide turn whether clip power when pulling power (but the user pulls the power of balustrade panel then turn) by the pull top power of pulling of part of top greater than the top, though its structure is easy, but in operation, very big problem is arranged but, because it all can produce great noise in operation, and because push up the bed knife deficiency of the part of pulling, so tend to because the user is when holding up the strength of holding armrest seat too big (when for example the user is stood up by the handrail application of force) the unexpected suddenly phenomenon that turn takes place.

The utility model content

The purpose of this utility model is to provide a kind of turn structure of handrail, reaches operation purpose more easily.

For achieving the above object, the turn structure of the handrail that the utility model provides mainly is incorporated into the design that supplies the balustrade panel combination behind the armrest seat end face again with a turn plate, wherein:

Armrest seat: be consolidated in the pedestal that the seat support both sides upwards protrude out, be provided with the axial trough of indent, and establish serrate slot at axial trough outer rim ring in end face;

The turn plate: corresponding armrest seat convexes with the cover plate of protruding axle, and this protruding axle one side has notch with the ccontaining slip clip plate that pulled by the spring top, this slip clip plate has the flank of tooth of relative serrate slot engagement, and it is solid with the corresponding axial trough axis that holds to go into armrest seat of the external diameter that cooperates protruding axle to make slip clip plate compress spring in notch;

Balustrade panel: for the plate body of user's elbow by putting, its bottom surface can be for the corresponding combination of turn plate;

Can under the elastic force of spring, impel slip clip plate normality to keep the clip serrate slot and locate, and pushing slip clip plate with after breaking away from the serrate slot restriction, can make the relative armrest seat turn of balustrade panel adjust angle, push against slip clip plate clip serrate slot once again by the spring restoring force again.

The turn structure of described handrail, the clip plate that wherein slides is the clearance state and inserts notch, make between slip clip plate and notch and have corresponding projection and draw-in groove, therefore after being pressed into, notch can make projection hold in the draw-in groove slip clip plate, the flank of tooth breaks away from the serrate slot clip to keep the compacting spring, can be for free turn balustrade panel to adjust angle, after being adjusted to the angle that needs, pull slip clip plate again and impel its projection to break away from draw-in groove clip once again, reach operation purpose more easily.

The turn structure of described handrail, wherein the turn plate can be provided with corresponding projection and arc ditch with the corresponding surface that is coupling of armrest seat, make the turn plate relatively the armrest seat adjustment angle of carrying out be limited in projection can be in the length of arc ditch intrinsic displacement.

The utility model can provide following benefit after implementing:

Because handrail of the present utility model is to make the turn plate be incorporated into the design that supplies the balustrade panel combination behind the armrest seat end face again, so in assembling is very easy, and because the protruding axle of turn plate is to be coupling in the axial trough of armrest seat, impel slip clip plate to push up by spring force in serrate slot, therefore can keep good stationkeeping ability.And when operation, the user only need press slip clip plate and cause the spring pressurized, can make slip clip plate break away from the clip restriction of serrate slot, freely carry out the turn adjustment of balustrade panel, and in this process because slip clip plate is not contact with serrate slot, so operational motion does not have noise fully, until the user unclasp slip clip plate just can be once again via the restoring force of spring with the serrate slot clip, reach the purpose that balustrade panel is located once again, so operation also is very simple.

Description of drawings

Fig. 1 is a structure chart of the present utility model.

Fig. 2 is a composition outward appearance reference diagram of the present utility model.

Fig. 3 is one of structure operation figure of the utility model slip clip plate and serrate slot.

Fig. 4 be the utility model slip clip plate and serrate slot structure operation figure two.

Fig. 5 is another slip clip of the utility model composition that hardens.

Fig. 6 is the utility model structure reference diagram again.

Primary clustering symbol description in the accompanying drawing:

1: armrest seat

11: axial trough

111: the arc ditch

12: serrate slot

2: the turn plate

21: protruding axle

211: projection

22: slip clip plate

221: the flank of tooth

222: projection

23: spring

24: notch

241: draw-in groove

3: balustrade panel

The specific embodiment

The utility model is a kind of turn structure of handrail, mainly be that end face at armrest seat is provided with axial trough, and be equipped with the serrate slot structure in the outer rim of axial trough, one turn plate then is the slip clip plate that is provided with protruding axle and configuration spring, can be corresponding be contained in the axial trough and make slip clip integrated circuit board support serrate slot and locate with its protruding axle

Be the function and benefit that can understand really that structure of the present utility model is formed and can be reached, remaining conjunction with figs. is enumerated embodiment, introduces explanation as back in detail:

The turn structure of handrail of the present utility model mainly is to be incorporated into the design (as shown in Figure 1 and Figure 2) that supplies balustrade panel 3 combinations behind armrest seat 1 end face again with a turn plate 2, wherein:

Armrest seat 1: be consolidated in the pedestal that the seat support both sides upwards protrude out, be provided with the axial trough 11 of indent and the design (armrest seat can have the structure of lift adjustment) of establishing serrate slot 12 at axial trough 11 outer rim rings in end face.

Turn plate 2: be the cover plate that corresponding armrest seat 1 convexes with protruding axle 21, and should protruding axle 21 1 sides have notch 24 with the ccontaining slip clip plate 22 that pulled by spring 23 tops, this slip clip plate 22 has the flank of tooth 221 that relative serrate slot 12 meshes.

Balustrade panel 3: for the plate body of user's elbow by putting, its bottom surface can be corresponding to (balustrade panel can have the structure of front and back displacement) for turn plate 2.

By above-mentioned member, make slip clip plate 22 in notch 24, compress spring 23 with the external diameter that cooperates protruding axle 21 after, go in the axial trough 11 of armrest seat 1 to make the corresponding smoothly appearance of protruding axle 21, be fixed in 2 of turn plates on the armrest seat 1 this moment, can finish of the present utility model the composition by turn plate 2 for combining with balustrade panel 3 again.

So when the time at operation the utility model, because slip clip plate 22 is that normality keeps the top to serrate slot 12 (as shown in Figure 3) by the elastic force of spring 23, so 1 of turn plate 2 and armrest seat just can keep positioning states, impel balustrade panel 3 armrest seat 1 location relatively.And push slip clip plate 22 the user and compress in the spring 23 behind the compression deformation, can make slip clip plate 22 break away from the restriction (as shown in Figure 4) of serrate slot 12, make turn plate 2 relatively armrest seat 1 carry out the turn adjustment, make the angle position of balustrade panel 3 can be by rapid adjustment to the state that is fit to user's demand, after unclasp slip clip plate 22 this moment again, just can be once again by the elastic returning of spring 23 with 22 ejections of slip clip plate to serrate slot 12, make and reach quick and stable locating effect by its flank of tooth 221 engaging tooth shape groove 12 and constitute clip relatively.

In addition again, slip clip plate 22 of the present utility model can be the clearance state and insert notch 24, make 24 in slip clip plate 22 and notch have 241 designs of corresponding projection 222 and draw-in groove (as Fig. 5, shown in Figure 6), so when the user will adjust balustrade panel 3 angles, with slip clip plate 22 after notch 24 is pressed into, projection 222 on its slip clip plate 22 will hold in the draw-in groove 241, to keep compacting spring 23 and to make the flank of tooth 221 break away from serrate slot 12, so the user can free turn balustrade panel 3 to adjust angle, after being adjusted to the angle that needs, impel its projection 222 to break away from draw-in groove 241 as long as pull slip clip plate 22 again, can the clip that reset reaches operation purpose more easily by the restoring force of spring 23 again.

Moreover, turn plate 2 of the present utility model can be provided with corresponding projection 211 and arc ditch 111 with the corresponding surface that is coupling of armrest seat 1, make turn plate 2 relatively the armrest seat 1 adjustment angle of carrying out be limited in projection can be in the length of arc ditch 111 intrinsic displacements, reaching balustrade panel 3 relative armrest seat 1 turns is to have the purpose that angle limits.

Claims

1, a kind of turn structure of handrail is incorporated into the design that supplies the balustrade panel combination behind the armrest seat end face again with a turn plate, it is characterized in that:

The turn plate: corresponding armrest seat convexes with the cover plate of protruding axle, and this protruding axle one side has notch with the ccontaining slip clip plate that pulled by the spring top, this slip clip plate has the flank of tooth of relative serrate slot engagement, and slip clip plate compresses spring in notch solid with the corresponding axial trough axis that holds to go into armrest seat of the external diameter that cooperates protruding axle;

Balustrade panel: for the plate body of user's elbow by putting, its bottom surface can be for the corresponding combination of turn plate.

2, the turn structure of handrail according to claim 1, it is characterized in that: the clip plate that wherein slides is the clearance state and inserts notch, have corresponding projection and draw-in groove between slip clip plate and notch, slip clip plate can make projection hold in the draw-in groove after notch is pressed into, and the flank of tooth breaks away from the serrate slot clip to keep the compacting spring.

3, the turn structure of handrail as claimed in claim 1 or 2, it is characterized in that: wherein the turn plate is provided with corresponding projection and arc ditch with the corresponding surface that is coupling of armrest seat, the adjustment angle limits that the relative armrest seat of turn plate carries out at projection in the length of arc ditch intrinsic displacement.