CN2451868Y

CN2451868Y - Simple universal foot stool

Info

Publication number: CN2451868Y
Application number: CN 00231132
Authority: CN
Inventors: 陈春财
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-04-06
Filing date: 2000-04-06
Publication date: 2001-10-03
Anticipated expiration: 2010-04-06

Abstract

The utility model relates to a simple universal foot stand which is composed of a main stand body (1), path separating type embedded and fixing orbit slots (2), a chassis (3), stay bars, etc., wherein, the chassis (3) is fixedly connected with the bottom port of the main stand body (1) to be an upright standing surface of the whole stand body for retracting and folding; each path separating type embedding and fixing orbit slot (2) is still fixedly connected to the chassis (3), and therefore, each orbit slot presents the structure of equal distribution according to the circumference of each orbit slot; each stay bar (4) is pivoted in each embedding and fixing orbit slot, and therefore, each stay bar (4) takes a pivot pin as a center to form a structure which can carry out rotating and swinging function. Accordingly, the utility model has the advantages of quick extension and retraction, simple operation, safe use, low manufacturing cost, etc.

Description

A kind of plain type general-purpose foot rest

The utility model relates to mechanical, particularly a kind of plain type general-purpose foot rest.

As everyone knows, foot rest belongs to the object that is aided with the tool foot rest, reach the usefulness easily that multiplies each other, as shown in Figure 1, common foot rest (A1) is to be used in metal beam-type sheet bar (A2) on the main body, closes the principle of mode with the connecting rod pivot, form two sections pivots merging and be the configuration state of 3 centring points alive of tool (A3), and then reach the enforcement that it is received, opens up; And in the structure of receive, exhibition being implemented, another emphasis is that the hoop that focuses on each fit of the upper and lower institute of mobile jib (A4) closes circle (A5), for sheet bar (A2) in open up, the time receiving, become the device that it follows track and locking, this common foot rest (A1) has following shortcoming:

1, because common foot rest (A1) for serving as to support to close main body with stripe shape sheet bar (A2), so its support combined stress seems weak, once the weight bump, often causes bending of stripe shape sheet bar and damage, so this kind foot rest (A1) spoilage is quite high.

2, because foot rest (A1) is a stripe shape sheet bar, anti-stress is quite weak, so stability is not high.

3, since foot rest (A1) with the metal bar matrix and close the structure that closes and be three centring points alive (A3) in two sections pivots, therefore damaging except that being come off by bump, the corrosion of metal bar matrix also easily takes place, and makes centring point alive (A3) corrode and come off, and then influences its working life.

4, because foot rest (A1) need be quite careful in operation, take care, close, easily cause fast and roll over down, have and cut the injury power that the folder people hinders, usually jeopardize personal safety in the person of manipulating because hoop closes the pine of circle (A5).

The purpose of this utility model is exactly all shortcomings that exist at above-mentioned common foot rest (A1), a kind of plain type general-purpose foot rest is provided, it is simple and easy to reach quick exhibition, receipts, operation, safe in utilization, under the multiple advantage such as low cost of manufacture and high resistance to stress, the object that is aided with the tool foot rest reaches the usefulness easily that multiplies each other.

The technical solution of the utility model:

According to the purpose of this utility model, a kind of plain type general-purpose foot rest is provided, its structure is made of elements such as body frame body, partitioned embeded track slot, chassis and struts, wherein, the chassis is fixed in the bottom nozzle of body frame body, standing surface after becoming whole frame body and folding, and the partitioned embeded track slot is to be consolidated on the face of chassis, make each rail groove be the structure aspect of mean allocation according to circumference, in addition, this strut then pivot closes in embeded track slot, and making its formation close groove according to pivot is the center, can carry out the structure of swing moving function; It is to be positioned on the end position that the center pivot of strut closes groove, offer the long width of cloth shape groove that is adequate allowance, close groove, can in the lump strut be worn pivot within embeded track slot by a center pivot, make strut form tool swing and differentiability modulation center position, for the structure of receiving, function is operated in exhibition; Secondly, behind this strut on the appropriate location, provide a loose tongue, between this loose tongue and aforesaid center pivot pin, be to collude by the spring body to establish also drawing in two shanks, by the tension of spring body, be in the normal state the stationkeeping ability except that remaining in the center pivot pin, and make whole strut formation have the little property of pivot chalaza apart from resiliency characteristics, when the strut swing, can reach the fixed power source of quick embedding for loose tongue.

Accompanying drawings structure of the present utility model and embodiment:

Fig. 1 is the three-dimensional appearance schematic representation of common foot rest.

Fig. 2 is the utility model three-dimensional appearance schematic representation.

Fig. 3 is the perspective exploded view of each element of single strut of the present utility model.

Fig. 4 is that strut of the present utility model is in folding embedding floor map regularly.

Fig. 5 for strut of the present utility model in the last floor map of carrying when taking off embedding.

Fig. 6 is embodiment's schematic representation of the present utility model.

Fig. 7 is embodiment's schematic representation of the present utility model.

(1) for body frame body, (11) be body, (12) for lock spiral shell device, (2) for partitioned embeded track slot (2), (20) for caulking groove, (21) for center pivot pin, (3) for chassis, (4) for strut, (41) for the center pivot closes groove, (42) are that spring body, (5) they are insertion rod for loose tongue, (421) for retaining edge face, (43).

As accompanying drawing 2 to shown in the accompanying drawing 5, the utility model mainly is made up of body frame body (1), partitioned embeded track slot (2), chassis (3) and strut elements such as (4), wherein body frame body (1) is the body (11) of plug-connected type, can be locked in insertion rod (5) by lock spiral shell device (12), make it form the foot rest that uses thing to stand; And body frame body (1) bottom surface, affixed and seal by a chassis (3), can become the standing surface after whole frame body folds, as shown in Figure 2, partitioned embeded track slot (2), then be fixed on the face of this chassis (3), to surround the structure that is mean allocation in the body frame body (1) of circle, and then form the embeded track slot (2) of partitioned, the wall of per pass embeded track slot (2), be equipped with corresponding caulking groove (20), in the time of then can supplying strut (4) to launch and fold by caulking groove (20), be its location and the fixed fixed point of embedding; Strut (4) pivot respectively closes in partitioned embeded track slot (2), can be according to the center pivot pin (21) of rail groove (2), make each strut (4) all can carry out the moving function of swing, the set center pivot of strut (4) closes groove (41), be to be positioned on strut (4) end position, offer the long width of cloth groove that is adequate allowance, and be used to wear by a center pivot pin (21), its pivot is closed in embeded track slot (2), form pivot and close configuration state with swing; Strut center pivot closes groove (41) back on the appropriate location, provide a loose tongue (42), and loose tongue (42) two ends all slightly protrude from outside the strut (4), and all there is the design of retaining edge face (421) at the two ends of loose tongue (42), can produce embedding and reach surely and slide the location and prevent the profit that has it to deviate from loose tongue (42); Between loose tongue (42) and center pivot pin (21), be to collude by spring body (43) to establish also drawing in two shanks, permanent tension by spring body (43), be in the normal state the stationkeeping ability except that remaining in center pivot pin (21), and make whole strut (4) close the nargin effect of groove (41) because of the center pivot, have the characteristic of the little property of pivot chalaza, when strut (4) swing, can reach the fixed power source of quick embedding for loose tongue (42) apart from elastic force.

In conjunction with the accompanying drawings 6 and accompanying drawing 7 explanation enforcement of the present utility model, example as shown in Figure 7, in the operating time, to fold earlier and oriented strut (4) upwards draws and carries, this draws proposes action, then is to change the distance that whole strut (4) center pivot closes groove (41), change with its little property distance, in the caulking groove (20) that can make loose tongue (42) take off being embedded in the rail cell wall, make strut (4) after embedding is removed surely, can be horizontal hunting and place ground; As shown in Figure 6, when each strut (4) all according to this operation and horizontal development placed ground after, then whole body frame body (1) up gently can be carried, this moment can be because of gravity principle, each strut (4) i.e. is the bottom automatically, makes each strut (4) by each set loose tongue (42), with simultaneously and rapidly and by the pulling force of spring body (43), automatically sliding drawing in rail cell wall side direction caulking groove (20) carried out embedding and decided state; Otherwise, when folding, then will launch equally and the strut (4) of build-in is pulled out, as shown in Figure 6, and up swing, its pivot pin of the process of this swing (21) and loose tongue (42) both, equally all be limited by spring body (43) tension, so when pendulum is threaded onto the vertical position, its loose tongue (42) then can be slided in the caulking groove of drawing in above the rail cell wall (20) fast automaticly, strut is formed vertically fold and usefulness that embedding is fixed.What need be illustrated is the set caulking groove (20) in partitioned embeded track slot (2) side, is to concern the incline upright angle of strut (4) after launching, and that is to say that this caulking groove (20) is got over lower position with respect to center pivot pin (21), and its upright angle of inclining is then big more; In other words, this caulking groove (20) founds the demand of angle when inclining according to modulation, in respect to center pivot pin (21) lower position, sets up more than one caulking groove (20).

Claims

1, a kind of plain type general-purpose foot rest, it is made of body frame body (1), partitioned embeded track slot (2), chassis (3) and strut (4) etc., it is characterized in that body frame body (1) is the body (11) of plug-connected type, can be locked in insertion rod (5) by lock spiral shell device (12); The bottom surface of body frame body (1), affixed and seal by a chassis (3), can set up the standing surface after whole frame body folds; Shunting embeded track slot (2), then be fixed on the face of this chassis (3), be mean allocation in the body frame body and form the partitioned structure to surround, and then form the embeded track slot (2) of partitioned, the wall of per pass embeded track slot (2), all this has corresponding caulking groove (20), and is fixed for loose tongue (42) embedding of strut; Strut (4) pivot closes in partitioned embeded track slot (2), and the center pivot of strut closes groove (41) and is positioned on strut (4) end position, offers the long width of cloth groove that is adequate allowance, and is run through by a center pivot pin (21), and the pivot that is the tool swing closes configuration state; The center pivot of strut closes groove (41) back on the appropriate location, provide a loose tongue (42), and loose tongue (42) two ends makes all it slightly protrude from strut, and the loose tongue two ends all has retaining edge face (421); Between loose tongue (42) and center pivot pin (21), be to collude by spring body (43) to establish also drawing in two shanks.

2, according to the described a kind of plain type general-purpose foot rest of claim 1, it is characterized in that the caulking groove (20) that said partitioned embeded track slot (2) side is set, is to be positioned at appropriate location, center pivot pin (21) below, and the more than one caulking groove of tool (20).