CN208611159U - A kind of adjusting locking structure of wheelchair armrest - Google Patents

Abstract

The utility model discloses a kind of adjusting locking structures of wheelchair armrest, it includes armrest support, swing rod and adjustable plate, jack-post is fixed on the adjustable plate, one end of the swing rod is connect with armrest support, the other end is set in rotary moveable on jack-post, location hole is additionally provided on swing rod and adjustable plate, wherein adjustable plate is equipped with several location holes, location hole on swing rod is Chong Die with the location hole on adjustable plate with swing rod rotation, and cooperation location hole is additionally provided with the bolt that can be inserted or pull out from location hole.Handrail can be stirred upwards adjusting by the adjusting locking structure of the wheelchair armrest of the utility model, so that the side vacating space in wheelchair is directly seated in for user, improve convenience and practicability.

Description

A kind of adjusting locking structure of wheelchair armrest

[technical field]

The utility model relates to wheelchair technical fields, and in particular to a kind of adjusting locking structure of wheelchair armrest.

[technical background]

Electric wheelchair is to be superimposed high-grade drives device, smart steering device, battery on the basis of traditional manual wheelchair Equal components, transformation and upgrade form, and are that the high and new technology that the fields such as modern precision machinery, intelligent numerical control, engineering mechanics combine produces Product, previous user needs to sit down after moving Wheeled chair foot frame away from front when taking electric wheelchair, and the figure of some people is larger, If many will be facilitated by sitting down after capable of stirring upwards handrail from side, and current electric wheelchair does not have this function.

Above-mentioned in order to overcome the problems, such as, we have developed a kind of adjusting locking structure of wheelchair armrest.

[utility model content]

The technical problem to be solved is that one kind to be provided to stir wheelchair armrest upwards for the purpose of this utility model It adjusts so that user is conveniently seated in the structure of wheelchair.

To achieve the goals above, the technical solution adopted in the utility model: a kind of adjusting locking structure of wheelchair armrest, It is characterized in that, it includes armrest support, swing rod and adjustable plate, jack-post is fixed on the adjustable plate, the swing rod One end is connect with armrest support, and the other end is set in rotary moveable on jack-post, is additionally provided with location hole on swing rod and adjustable plate, wherein Adjustable plate is equipped with several location holes, and the location hole on swing rod rotates, cooperation Chong Die with the location hole on adjustable plate with swing rod Location hole is additionally provided with the bolt that can be inserted or pull out from location hole.

In one or more case study on implementation, the bolt includes thick bar and thin bar, and the end of the thin bar is fixed on one In pulling block, the pulling block has first inner chamber, and the opening of the first inner chamber is close to the location hole on swing rod, in first inner chamber Equipped with confinement block, the confinement block has second inner chamber, and retaining wall is equipped in the second inner chamber, and the retaining wall is equipped with for bolt The through-hole that is passed through out of confinement block of thin bar, be additionally provided with reset spring, one end of the reset spring and retaining wall in second inner chamber It is affixed, the bottom surface of the other end and thick bar is affixed.

In one or more case study on implementation, the adjustable plate is equipped with the mounting hole for being fixed on Wheelchair support.

The utility model compared with background technique caused by the utility model has the advantages that

By using above-mentioned technical proposal, the adjusting locking structure of the wheelchair armrest of the utility model can be upward by handrail Adjusting is stirred, so that the side vacating space in wheelchair is directly seated in for user, improves convenience and practicability.

[Detailed description of the invention]

Fig. 1 is the structure chart that wheelchair armrest cooperation adjusts locking structure in the utility model one or more embodiment；

Fig. 2 is the structure chart of latch assembly in the utility model one or more embodiment.

[specific embodiment]

The embodiments of the present invention are described below in detail, the embodiment described example is shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.

In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " transverse direction ", " longitudinal direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position Relationship is set, narration the utility model is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning It must have a particular orientation, constructed and operated with particular orientation, should not be understood as the specific protection model for limiting the utility model It encloses.

In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include One or more this feature, in the utility model description, " at least " is meant that one or more, unless otherwise bright It is really specific to limit.

In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to machine Tool connection；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain Justice.

In utility model, unless otherwise specified and limited, fisrt feature second feature "upper" or "lower" can be with It is directly contacted including the first and second features, also may include that fisrt feature and second feature are not direct contacts but pass through it Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature It right above second feature and oblique upper, or is only to indicate that first feature horizontal height is higher than the height of second feature.First Feature second feature " on ", " under " and " below " include that fisrt feature is directly under or diagonally below the second feature, or only Only indicate that first feature horizontal height is lower than second feature.

Made below with reference to the attached drawing of specification by being further described to specific embodiment of the present utility model The technical solution of the utility model and its benefits are clearer.Describing embodiment below with reference to attached drawing is to show Example property, it is intended to explain the utility model, and should not be understood as limiting the present invention.

It please refers to shown in Fig. 1-2, the utility model provides a kind of adjusting locking structure of wheelchair armrest, it includes handrail Bracket 1, swing rod 2 and adjustable plate 3 are fixed with jack-post 101, one end of the swing rod 2 and armrest support on the adjustable plate 3 1 connection, the other end are set in rotary moveable on jack-post 101, location hole 102 are additionally provided on swing rod 2 and adjustable plate 3, wherein adjusting Plate 3 is equipped with several location holes 102, and the location hole 102 on swing rod 2 is with the rotation of swing rod 2 and the location hole 102 on adjustable plate 3 Overlapping, cooperation location hole 102 are additionally provided with the bolt 103 that can be inserted or pull out from location hole 102.

In the implementation case, end of the bolt 103 including thick bar 103a and thin bar 103b, the thin bar 103b is solid Due in a pulling block 104, the pulling block 104 has a first inner chamber 104a, in the opening and swing rod 2 of the first inner chamber 104a Location hole 102 is close to, and confinement block 105 is equipped in first inner chamber 104a, the confinement block 105 has second inner chamber 105a, described Retaining wall 105b is equipped in second inner chamber 105a, the retaining wall 105b is equipped with the thin bar 103b for bolt 103 out of confinement block 105 Reset spring 106, one end of the reset spring 106 and retaining wall are additionally provided in the through-hole 105c passed through, second inner chamber 105a 105b is affixed, and the bottom surface of the other end and thick bar 103a is affixed.

In the implementation case, the adjustable plate 3 is equipped with the mounting hole 4 for being fixed on Wheelchair support.

When needing adjustable handrail, pull pulling block 104 by bolt 103 out of, location hole 102 on swing rod 2 and adjustable plate 3 Extraction, stir then up, pulling block 104 can be unclamped at this time, when on swing rod 2 location hole 102 with it is another fixed on adjustable plate 3 When position hole 102 is overlapped, the location hole 102 that bolt 103 is reinserted overlapping by the elastic force of reset spring 106 is locked, and completes to adjust； It needs to execute again when handle adjusting to original position by aforesaid operations primary.

In the description of specification, reference term " close one embodiment ", " preferably ", " example ", " specific example " or The description of " some examples " etc. means particular features, structures, materials, or characteristics described in conjunction with this embodiment or example, includes It is different for the schematic representation of above-mentioned term in the present specification at least one embodiment or example of the utility model Surely identical embodiment or example is referred to.Moreover, particular features, structures, materials, or characteristics described can be any It is combined in a suitable manner in one or more embodiments or example.

From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model It is not limited to above-mentioned specific embodiment, it is equal using the improvement of techniques well known and substitution on the basis of the utility model The protection scope of the utility model is fallen in, should be limited by each claim.

Claims (3)

1. a kind of adjusting locking structure of wheelchair armrest, which is characterized in that it includes armrest support (1), swing rod (2) and adjusts Plate (3) is fixed with jack-post (101) on the adjustable plate (3), and one end of the swing rod (2) is connect with armrest support (1), separately One end is set in rotary moveable on jack-post (101), location hole (102) is additionally provided on swing rod (2) and adjustable plate (3), wherein adjusting Plate (3) is equipped with several location holes (102), and the location hole (102) on swing rod (2) is on swing rod (2) rotation and adjustable plate (3) Location hole (102) overlapping, cooperation location hole (102) be additionally provided with the bolt that can be inserted or pull out at location hole (102) (103)。

2. the adjusting locking structure of wheelchair armrest according to claim 1, it is characterised in that: the bolt (103) includes Thick bar (103a) and thin bar (103b), the end of the thin bar (103b) are fixed in a pulling block (104), the pulling block (104) With first inner chamber (104a), the opening of the first inner chamber (104a) is close to the location hole (102) on swing rod (2), and first Confinement block (105) are equipped in inner cavity (104a), the confinement block (105) has second inner chamber (105a), the second inner chamber Retaining wall (105b) is equipped in (105a), the retaining wall (105b) is equipped with the thin bar (103b) for bolt (103) from confinement block (105) through-hole (105c) passed through in, second inner chamber (105a) is interior to be additionally provided with reset spring (106), the reset spring (106) One end be affixed with retaining wall (105b), the bottom surface of the other end and thick bar (103a) is affixed.

3. the adjusting locking structure of wheelchair armrest according to claim 1, it is characterised in that: the adjustable plate (3) is equipped with Mounting hole (4) for being fixed on Wheelchair support.