CN202074202U

CN202074202U - Foldable machine-platform foot stand

Info

Publication number: CN202074202U
Application number: CN2011201151706U
Authority: CN
Inventors: 李育树
Original assignee: DUNFENG MECHANICAL INDUSTRY Co Ltd
Current assignee: DUNFENG MECHANICAL INDUSTRY Co Ltd
Priority date: 2011-04-19
Filing date: 2011-04-19
Publication date: 2011-12-14
Anticipated expiration: 2021-04-19

Abstract

A foldable machine-platform foot stand comprises a commodity shelf, a foldable foot stand, a handle locating mechanism and an auxiliary folding mechanism; the foldable foot stand is provided with a group of first foot rods and second foot rods which are pivoted in a crossing way; the handle locating mechanism is provided with a handle, a linkage rod and a clamping and braking element capable of clamping and fixing the foldable foot stand; the auxiliary folding mechanism is provided with a press cylinder and a core shaft movably extended in the press cylinder; the core shaft can push and eject the commodity shelf to exert buffering effects, so that when the machine-platform foot stand is folded, the safe and convenient use effect can be achieved.

Description

Collapsible board foot rest

Technical field

The utility model relates to a kind of board foot rest, particularly relates to a kind of collapsible board foot rest with convenient effect safe in utilization.

Background technique

Referring to shown in Figure 1, a kind of in the past board foot rest 10 mainly has a worktable 11, one is arranged on the sawing machine 12 on the worktable 11, and one connect the foot rest 13 that is located at worktable 11 belows places, this worktable 11 can be for placing a workpiece (figure does not show), place, worktable 11 belows is concaved with several location notch holes 111, location notch hole 111 can snap in for foot rest 13 upper ends, this sawing machine 12 has a saw blade 121, can cut workpiece after saw blade 121 runnings, this foot rest 13 has one first foot lever 131 and one second foot lever 132, first foot lever 131, be in the middle of second foot lever 132 to intersect and articulate shape, first foot lever, 131 lower end axles are provided with a pair of wheel 133, so when foot rest 13 launches, can allow worktable 11 supports stand on the ground, when foot rest 13 folds, can utilize wheel 133 to move; Though above-mentioned board foot rest 10 can reach the using effect that expansion folds, yet still have its disappearance to exist in the use, board foot rest 10 was when launching foot rest 13 in the past, foot rest 13 upper ends will snap in the location notch hole 111 on worktable 11 bases, it is quite unstable that this kind snaps in structure, in the middle of sawing work is carried out, all might cause the displacement that gets loose at any time, dangerous in the operation.

Referring to shown in Figure 2, another kind of in the past board foot rest 20 has an object table 21, one first foot rest 22, one second foot rest 23 and pair of links 24, can fix a tool station (figure does not show) for placing on this object table 21, the bending of first foot rest, 22 1 ends is provided with leader's bar 221, the other end bending is provided with a strut 222, first foot rest, 22 upper ends and object table 21 make the axle connection, first foot rest, 22 neutral position and second foot rest 23 intersect makes to articulate shape, second foot rest, 23 lower ends are equipped with two wheels 25, second foot rest, 23 upper ends and connecting rod 24 are made the axle connection, connecting rod 24 the other ends are made axle connection, first foot rest 22 whereby with object table 21 again, second foot rest 23 can firmly fold or launch action; Though above-mentioned board foot rest 20 can reach function of use folding or that launch, yet still have its shortcoming to demand urgently improving on using, because the object table 21 of board foot rest 20 carries the weight of tool station, when board foot rest 20 folds, if the user not in advance support live object table 21, object table 21 will down drop suddenly because of the loading relation, cause the danger in the use, in addition, when board foot rest 20 will launch, the user need lift object table 21, the first foot rests 22 arduously, second foot rest 23 could be done to open action smoothly, quite wastes time and energy in the use.

Summary of the invention

The utility model purpose is providing a kind of collapsible board foot rest with safe handling function.

The utility model provides a kind of collapsible board foot rest, it includes a rack, a folding tripod, leader's positioning means and an assisted fold mechanism, wherein: folding tripod has the wheel that second foot lever that one first foot lever, one and first foot lever pivotly join mutually and a pair of axle are located at place, first foot lever below, and first foot lever, second foot lever upper end are done to articulate with the front and back dual-side of rack respectively and connect; The handle positioning means has one and is arranged on handle that continuous motion stem on the folding tripod, this continuous motion stem of start move, elastic element that the continuous motion stem involution is provided and one and accepts continuous motion stem and drive clip element so that folding tripod is positioned; Assisted fold mechanism have one connect the cylinder pressure that is located on the folding tripod and one stretch be located in the cylinder pressure can this rack of activity ejection axle.

Collapsible board foot rest described in the utility model, first foot lever have a foot rest body and two coupling rod partss that are articulated on the foot rest body, and this coupling rod parts upper end is done to articulate with rack again and connect.

Collapsible board foot rest described in the utility model, the second foot lever lower end are provided with an extension rod that is 90 degree kink shapes.

Collapsible board foot rest described in the utility model, handle positioning means have one and are articulated in fixing rod on second foot lever and one and stretch and be located at the motion bar that the inner flexible of fixing rod is moved, and this motion bar lower ending pivot is connected on first foot lever.

Collapsible board foot rest described in the utility model, this fixing rod side offers a fluting, and this motion bar place, two ends up and down is concaved with several locating slots, and this clip element is gone in the locating slot by the fluting clip.

The beneficial effects of the utility model are: utilize assisted fold mechanism that one scalable mobile axle is set, this axle and rack are done to articulate and are linked, and when the board foot rest carries out jackknife action, can form buffering to reach the function of safe handling to rack.

Description of drawings

Fig. 1 is a kind of in the past constitutional diagram of board foot rest;

Fig. 2 is the constitutional diagram of another kind of in the past board foot rest;

Fig. 3 is the combination stereogram of collapsible board foot rest one preferred embodiment of the utility model, illustrates that the utility model includes a rack, a folding tripod, leader's positioning means and an assisted fold mechanism;

Fig. 4 is the plan view under Fig. 3 state;

Fig. 5 is the sectional view of Fig. 4 along the V-V line;

Fig. 6 is the stereogram of above-mentioned preferred embodiment, illustrates that the utility model carries out the situation of folding action;

Fig. 7 is the stereogram of above-mentioned preferred embodiment, illustrates by another visual angle sight to look situation of the present utility model;

Fig. 8 is the plan view under Fig. 7 state;

Fig. 9 is the sectional view of Fig. 8 along the IX-IX line;

Figure 10 is the enlarged view of above-mentioned preferred embodiment, illustrates that the handle positioning means makes the fixing situation of clip;

Figure 11 is the planimetric map of above-mentioned preferred embodiment;

Figure 12 is the sectional view of Figure 11 along the XII-XII line.

Embodiment

Below in conjunction with drawings and Examples the utility model is elaborated.

Extremely shown in Figure 5 referring to Fig. 3, the collapsible board foot rest of the utility model is in a preferred embodiment, consist predominantly of a rack 30, a folding tripod 40, leader's positioning means 50 and an assisted fold mechanism 60, then, again the composition member of above-mentioned each mechanism and spatial group mould assembly attitude are specified in after.

This rack 30 is frameworks of slightly rectangular shape, and its place, top can supply an affixed toolroom machine (figure does not show).

Folding tripod 40 has one first foot lever 41, and intersects second foot lever 42 and a pair of axle that pivotly joins mutually with first foot lever 41 and be located at the wheels 43 that first foot lever, 41 belows are located; First foot lever 41 is made up of a foot rest body 411 and two coupling rod partss 412, the combination that is coupling of two coupling rod partss, 412 lower ends and foot rest body 411 upper ends, the coupling rod parts 412 of first foot lever 41, second foot lever, 42 upper ends are done to articulate with the front and back dual-side of rack 30 respectively and are connect, first foot lever 41 like this, second foot lever 42 just can be made the folding action pivotally, extremely shown in Figure 9 as Fig. 5, second foot lever, 42 lower ends bend the extension rod 421 that is extended with one 90 degree kink shapes up, extension rod 421 is provided with a runners that contacts with ground 422, the second foot levers 42 upper ends and bends the handle 423 that is extended with a confession user hand do gripping down in the turning point.

To shown in Figure 12, handle positioning means 50 has one and is arranged on fixing rod 51, on the folding tripod 40 and is arranged on continuous motion stem 53, that fixing rod 51 inner scalable mobile motion bars 52, are arranged on fixing rod 51 other side edge and connects the elastic element 55 and that the handle 54, that is located at continuous motion stem 53 upper ends is set in continuous motion stem 53 lower ends and connect the clip element 56 that is located at continuous motion stem 53 lower ends referring to Fig. 9; Cooperation is referring to shown in Figure 10, this fixing rod 51 is rectangular tube of inner hollow, its upper end is articulated on second foot lever 42, fixing rod 51 side edge offer one and pass to inner fluting 511 thoroughly, this motion bar 52 is stretched and is located at fixing rod 51 inside and can makes up and down flexible shape, its lower ending pivot is connected on first foot lever 41, and the place, two ends is concaved with several locating slots 521 up and down, and this locating slot 521 is that the position is on position, the same side with fluting 511; Cooperation is referring to shown in Figure 12, this continuous motion stem 53 is arranged on fixing rod 51 outer side places axle turnablely, its upper end and handle 54 interlock that joins, handle 54 stretches out place, rack 30 tops, make things convenient for the user to do switching with hand, continuous motion stem 53 lower ends and clip element 56 mutually in succession, this handle 54 of switching can drive clip element 56 and do spinning movement, this elastic element 55 is a kind of torque springs, butted on clip element 56 to provide continuous motion stem 53 to have rotation involution ability; Cooperate again referring to shown in Figure 10, this clip element 56 is slightly L-shaped plates, its tail end is provided with a nose 561, this nose 561 can be entered by the fluting 511 of fixing rod 51, locating slot 521 to motion bar 52 is fixed as clip, locate the length that this motion bar 52 stretches out whereby, so just the whole board foot rest of may command is to launch or collapse state.

Referring to Fig. 3 and shown in Figure 7, assisted fold mechanism 60 has one and articulates the cylinder pressure 61 and be arranged on the folding tripod 40 and stretch and be located at scalable mobile axles 62 in the cylinder pressure 61, these axle 62 terminal pivot joints are bound up on the rack 30, make axle 62 carry out pushing tow to rack 30.

It more than is the general introduction of collapsible each the member shape of board foot rest of the utility model; Then, the effect statement that again action of the present utility model and expection can be reached as afterwards:

Again referring to Figure 10 and shown in Figure 12, when the user will carry out jackknife action to the utility model, as long as handle 54 with hand switching handle positioning means 50, driving continuous motion stem 53 makes clip element 56 break away from from the locating slot 521 of motion bar 52, this motion bar 52 moves with regard to retractable, first foot lever 41 like this, second foot lever 42 just no longer are restricted, and fold or launch action pivotly.

Again referring to Fig. 5 and shown in Figure 9, when the utility model in the middle of the folding process, because rack 30 is subjected to the pushing tow of assisted fold mechanism 60 axles 62, when rack 30 folds, can 62 indentations of roof pressure axle go in the cylinder pressure 61, cylinder pressure 61 center rollers 62 produce damping function, make rack 30 be carried out the folding action lentamente, avoid rack 30 to drop suddenly whereby and produce danger, make jackknife action of the present utility model have safe using effect.

In sum, the collapsible board foot rest of the utility model mainly is in order to solve board foot rest 10 in the past, 20 use problem, its technological means that adopts is to utilize at rack 30 and the folding tripod 40 middle assisted fold mechanisms 60 that are provided with, assisted fold mechanism 60 has cylinder pressure 61 and scalable mobile axle 62, this axle 62 pivotly joins mutually with rack 30, when the utility model carries out jackknife action, rack 30 is subjected to axle 62 pushing tows can produce a buffering strength, rack 30 can slowly move and can not drop suddenly, quite has Security in the use, in addition, when the utility model launches to move, axle 62 center rollers 62 pushing tows of assisted fold mechanism 60 provide a boosting strength, and the user just can launch action to the utility model effortlessly, and it is quite convenient and quick to use.

Claims

1. collapsible board foot rest is characterized in that:

A rack;

A folding tripod has the wheel that second foot lever that one first foot lever, one and first foot lever pivotly join mutually and a pair of axle are located at place, first foot lever below, and first foot lever, second foot lever upper end are done to articulate with the front and back dual-side of rack respectively and connect;

Leader's positioning means has one and is arranged on handle that continuous motion stem on the folding tripod, this continuous motion stem of start move, elastic element that the continuous motion stem involution is provided and one and accepts continuous motion stem and drive clip element so that folding tripod is positioned; And

One assisted fold mechanism, have one connect the cylinder pressure that is located on the folding tripod and one stretch be located in the cylinder pressure can this rack of activity ejection axle.

2. collapsible board foot rest as claimed in claim 1 is characterized in that: first foot lever has a foot rest body and two coupling rod partss that are articulated on the foot rest body, and this coupling rod parts upper end is done to articulate with rack again and connect.

3. collapsible board foot rest as claimed in claim 1 is characterized in that: the second foot lever lower end is provided with an extension rod that is 90 degree kink shapes.

4. collapsible board foot rest as claimed in claim 1, it is characterized in that: the handle positioning means has one and is articulated in fixing rod on second foot lever and one and stretches and be located at the motion bar that the inner flexible of fixing rod is moved, and this motion bar lower ending pivot is connected on first foot lever.

5. collapsible board foot rest as claimed in claim 4 is characterized in that: this fixing rod side offers a fluting, and this motion bar place, two ends up and down is concaved with several locating slots, and this clip element is gone in the locating slot by the fluting clip.