CN201384264Y

CN201384264Y - Front and back adjusting device as well as up and down adjusting device for seat arm rest

Info

Publication number: CN201384264Y
Application number: CN200920146042U
Authority: CN
Inventors: 苏致诚
Original assignee: DONGGUAN HOWEN PLASTIC& METAL PRODUCTS Co Ltd
Current assignee: DONGGUAN HOWEN PLASTIC& METAL PRODUCTS CO., LTD.
Priority date: 2009-03-25
Filing date: 2009-03-25
Publication date: 2010-01-20
Anticipated expiration: 2019-03-25

Abstract

The utility model discloses a front and back adjusting device as well as an up and down adjusting device for a seat arm rest. A key switch is arranged in an adjusting device; when the key switch is pressed, a gear shaft therein can come away from a clamping part; when the seat arm rest is adjusted back and forth, left and right, or up and down until being adjusted to a proper position, then, the key switch is released, the seat arm rest can drive the gear shaft to restore under the action of a return spring, and then the gear shaft is meshed with the clamping part, and the arm rest is positioned. The adjusting device comprises the front and back adjusting device as well as the up and down adjusting device which can be used in a combing manner or independently; with the advantages of simple structure, convenient use and convenient production, the device facilitates all-round adjustment of the seat arm rest, can sends back sounds to users during the adjusting process so that rhythm sensation can be created when the functions of up and down, left and right, as well as front and back adjustments are achieved, and has more humanism use.

Description

Adjusting device and up-down adjustment device before and after the armrest

Technical field

The utility model relates to stroke adjusting device, is meant armrest front and back adjusting device and up-down adjustment device especially.

Background technology

Present seat in use, for ease of user's use, usually the handrail of seat has all designed adjusting device, but the realization of its function is all finished with buckle-type commonly used.Its function realizes very single, needs auxiliary a large amount of assembly parts to finish functional requirement.And existing product is when doing the left-right and front-back up-down adjustment, all the problem that cannot stop at any time and locate at some points.

The utility model content

For addressing the above problem, the utility model provides armrest all adjusting device functions, realizes new solution, utilizes transferring the registration of Party membership, etc. from one unit to another of gear and wheel to realize before and after the product, about, the function of up-down adjustment.

The utility model provides armrest front and back adjusting device, described device is installed in the armrest, comprise: key switch connects the end of gear shaft, after key switch is pressed, engagement between driven gear axle and the gear is thrown off, and slides in described armrest front and back in chute, after key switch resets under the back-moving spring that connects drives, gear shaft and gears engaged secure the above armrest.

Preferably, also comprise positioning element, have through hole that connects gear shaft and the circular hollow of placing gear on the positioning element, the positive stop lug boss that on the sidewall of described circular hollow, has the limiting gear slewing area.

Preferably, also comprise:

The elasticity stuck point is installed in described chute, the elasticity stuck point is installed between positioning element and gear, slide before and after the armrest or when rotate at the center of gear, send the rhythmical friction sound.

The utility model also provides armrest up-down adjustment device, comprise: handrail sliding sleeve and end cap hold key switch, key switch connects the end of back-moving spring and gear shaft, cutting ferrule in the handrail sliding sleeve holds the connection armrest body by in-flanges, and gear shaft passes the half-round cross hole of cutting ferrule and by the tooth engagement, switch pushes button, gear shaft and cutting ferrule are thrown off, the handrail sliding sleeve slides along armrest body, and key switch is when the back-moving spring drive resets, and the half-round cross hole of driven gear axle and cutting ferrule meshes.

Preferably, also comprise: have the spring that is enclosed within on the gear shaft in the handrail sliding sleeve, after the engagement of gear shaft and cutting ferrule upper semi-circle through hole is thrown off, produce the elastic force that promotes sliding sleeve.

Preferably, also be fixed with the connector of Connection Block armrest of seat on the end cap.

Preferential, can any position stop and spacing doing when regulating, the function of gear and axle is embodied on each function of product fully.

Adjusting device, the use capable of being combined of armrest up-down adjustment device before and after the armrest in the utility model, also can use separately, simple in structure, easy to use, be convenient to produce, can be convenient to the comprehensive adjusting of armrest, in the adjustment process of armrest, also can use hommization more to user feedback sound.

Description of drawings

Fig. 1 is the structure chart of adjusting device before and after the armrest;

Fig. 2 is the schematic diagram of gear shaft;

Fig. 3 is the structure chart of armrest up-down adjustment device;

Fig. 4 and Fig. 5 are the explosive views of armrest up-down adjustment device.

The specific embodiment

For clearly demonstrating the technical scheme in the utility model, provide preferred embodiment below and be described with reference to the accompanying drawings.

The utility model comprises armrest front and back adjusting device and armrest up-down adjustment device, may be used on the handrail, the position of armrest is regulated along the fore-and-aft direction of seat, or made the armrest up-down adjustment.Has key switch in this adjusting device, after key switch is pressed, the gear shaft of the inside can be thrown off and held parts, regulate or up-down adjustment before and after the armrest, after being adjusted to correct position, unclamp key switch, armrest can reset by the driven gear axle under the effect of back-moving spring, gear shaft meshes with holding parts, makes the handrail location, describes two kinds of adjusting devices below in detail.

Referring to Fig. 1, Fig. 1 is an adjusting device before and after the armrest, on armrest, has key switch 11, key switch 11 connects back-moving spring, has circular hole on the key switch 11, the end 121 that connects gear shaft 12, as shown in Figure 2, the end 121 of gear shaft 12 forms eccentric structure with the center of circle of gear shaft 12; Be installed with in the device with gear shaft 12 is meshed and hold parts gear 14.

In use, switch 11 pushes button, key switch 11 driven gear axles 12 rotate, gear shaft 12 is thrown off with gear 14, armrest slides before and after the chute of handrail, and after unclamping key switch 11, key switch 11 driven gear axle 12 under the effect of back-moving spring resets, gear shaft 12 and gear 14 mesh again, make the armrest location.

In use, armrest can rotate arbitrarily along the center of gear 14, the user is used, excessive being not easy to of slewing area used, and for this reason, the positioning element 13 of gear 14 is installed also in device, have the through hole of mounting teeth wheel shaft 12 and the positive stop lug boss 15 of adjusting gear 14 strokes on the positioning element 13, when armrest rotates by gear 14, the stroke of positive stop lug boss 15 meeting limiting gears 14, thus armrest is rotated within the specific limits.

For increasing the use experience that the user regulates seat, elasticity stuck point 16 is installed in the chute of armrest, when sliding before and after the armrest, can sound feeds back to the client; Between the positioning element 13 of armrest and gear 14 elasticity stuck point 16 is installed, when armrest rotated, can sound fed back to the client, made the client use hommization more.

Describe armrest front and back adjusting device above in detail, describe armrest up-down adjustment device below in detail.

Referring to Fig. 3, armrest up-down adjustment device comprises: handrail sliding sleeve 21 and end cap 22 hold key switch 11, and key switch 11 also connects back-moving spring, referring to Fig. 4, have circular hole on the key switch 11, connect the end 121 of gear shaft 12.

Referring to Fig. 5, gear shaft 12 passes the half-round cross hole of cutting ferrule 23 and meshes by tooth, cutting ferrule 23 holds the connection armrest body by in-flanges, behind the switch 11 that pushes button, gear shaft 12 is thrown off cutting ferrule 23, have spring in the handrail sliding sleeve 21, with handrail sliding sleeve 21 jack-up, this moment, armrest was to adjusted, the user also can be with handrail to pressing down, thereby regulate the upper and lower displacement of handrail, behind the correct position of regulating, the user unclamps key switch 11, back-moving spring drives key switch 11 and resets, key switch 11 driven gear axles 12 reset, and gear shaft 12 engagement cutting ferrules 23 make the armrest location.

Also connector 24 can be installed on the end cap 22, connect handrail face or armrest front and back adjusting device.

For the device of being set forth among each embodiment of the utility model, all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1, adjusting device before and after the armrest, described device is installed in the armrest, it is characterized in that, comprise: key switch (11) connects the end (121) of gear shaft (12), and after key switch (11) was pressed, the engagement between driven gear axle (12) and the gear (14) was thrown off, slide in described armrest front and back in chute, after key switch (11) resetted under the back-moving spring that connects drives, gear shaft (12) and gear (14) engagement secured the above armrest.

2, adjusting device before and after the armrest according to claim 1, it is characterized in that, also comprise positioning element (13), has the through hole of connection gear shaft (12) and the circular hollow of placing gear (14) on the positioning element (13), the positive stop lug boss (15) that on the sidewall of described circular hollow, has limiting gear (14) slewing area.

3, adjusting device before and after the armrest according to claim 1 is characterized in that, also comprises:

Elasticity stuck point (16) is installed in described chute, between positioning element (13) and gear (14), elasticity stuck point (16) is installed, slide before and after the armrest or when rotate at the center of gear (14), send friction sound.

4, armrest up-down adjustment device, it is characterized in that, comprise: handrail sliding sleeve (21) and end cap (22) hold key switch (11), key switch (11) connects the end (121) of back-moving spring and gear shaft (12), cutting ferrule (23) in the handrail sliding sleeve (21) holds the connection armrest body by in-flanges, gear shaft (12) passes the half-round cross hole of cutting ferrule (23) and meshes by tooth, switch (11) pushes button, gear shaft (12) is thrown off with cutting ferrule (23), handrail sliding sleeve (21) slides along armrest body, key switch (11) is when the back-moving spring drive resets, and driven gear axle (12) meshes with the half-round cross hole of cutting ferrule (23).

5, armrest up-down adjustment device according to claim 4, it is characterized in that, have the spring that is enclosed within on the gear shaft (12) in the handrail sliding sleeve (21), after the gear shaft (12) and the engagement of cutting ferrule (23) upper semi-circle through hole are thrown off, produce the elastic force that promotes sliding sleeve (21).

6, armrest up-down adjustment device according to claim 4 is characterized in that, also is fixed with the connector (24) of Connection Block armrest of seat on the end cap (22).