CN2498132Y

CN2498132Y - Supporting table extension mechanism of lift device

Info

Publication number: CN2498132Y
Application number: CN 01232953
Authority: CN
Inventors: 陈树彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-09
Filing date: 2001-08-09
Publication date: 2002-07-03
Anticipated expiration: 2011-08-09

Abstract

Disclosed is an extending mechanism of a supporting disk of an elevating gear, the supporting disk is a long rectangular shape, and two ends of the long shaft thereof respectively have a end surface, wherein at least one end surface is pivoted with an extension plate, one bracket is pivoted on the end surface parallel to the preset position at the lower part of the pivot-joint place of the extension plate, one end of the bracket that far away from the pivot-joint place of the end surface is defined as an outer side end, more than one elastic elements are arranged between the bracket and the end surface, the two ends of each elastic element are respectively hooked at the outer side end place of the bracket and on the end surface having the preset distance with the upper part of the pivot-joint place of the bracket, so as to leverage the elasticity of the elastic elements to haul the bracket upward, a block part is arranged on the extension plate corresponding to the outer side end of the bracket, the block part clamps and supports the outer side end of the bracket when the extension plate stretches, so the bracket can prop up the extension plate. The utility model has the efficacy of extending the supporting disk, and is convenient to operate.

Description

The jacking system brace table prolongs mechanism

One, technical field

The utility model relates to a kind of jacking system that is used for vehicle, and is outstanding and relate to a kind of jacking system brace table and prolong mechanism.

Two, background technology

The automobile-lifting device of commonly using is roughly divided into two kinds of GENERAL TYPE and extended types according to the wheelbase length of vehicle, because the vehicle of long wheelbase, as lorry or extended type car etc., its wheelbase is longer, so be not suitable for rising vehicle with the jacking system of GENERAL TYPE, otherwise cause vehicle to support problem unstable or that cause the chassis to be out of shape easily because of the position of shoring is inappropriate, and the length of king-size its brace table of jacking system is longer, and be not suitable for being used for shoring general car, so, general car-shop needs the jacking system of complete two kinds of specifications, just can meet the different needs.

But, the jacking system of purchasing two kinds of specifications needs space that doubles and the fund that doubles, for more small-sized repair plant to car-shop, really be a significant burden, design a kind of can being common to and shore the jacking system of major and minor axis apart from vehicle so be necessary to research and develop.

In addition, because jacking system integral body has cooresponding height, and the brace table two ends are not provided with any guiding slope, and be unfavorable for that vehicle crosses on brace table, therefore, need dig on ground and establish the hole, hole for the jacking system setting, make brace table and ground after being provided with contour, to establish the hole, hole very bothersome and dig, and need to consider problem such as ponding, and inconvenience is quite arranged.

Three, summary of the invention

Main purpose of the present utility model is, provide a kind of jacking system brace table to prolong mechanism for solving the above-mentioned problem of commonly using the jacking system existence, mainly be that end face at brace table is pivoted with an extension plate, and this end face is pivoted with a support in this one preset distance place, below, extension plate articulated section, and shore the support extension plate by this support, reach the effect that prolongs brace table.

Of the present utility model time a purpose is, provides a kind of jacking system brace table to prolong mechanism, to reach the effect of being convenient to operate.

A purpose more of the present utility model is, provide a kind of jacking system brace table to prolong mechanism, when brace table dropped to ground, this extension plate can abut against in ground according to deadweight, guide the slope and form one between brace table and ground, be convenient to the effect of vehicle by brace table reaching.

Another purpose of the present utility model is, provides a kind of jacking system brace table to prolong mechanism, when brace table drops near ground, and the slippage of the wheel of this extension plate meeting kiss the earth, and extension plate is pivoted automatically thereupon.

The purpose of this utility model is realized by following technical scheme.

A kind of jacking system brace table prolongs mechanism, it is characterized in that this brace table generally is long rectangle and its major axis has an end face respectively to two ends, wherein at least one end face is pivoted with an extension plate, the parallel support that is pivoted with in this end face preset distance place below this extension plate articulated section, this support is defined as an external side end away from the end with the end face articulated section, be provided with more than one elastic component between this support and this end face, a preset distance place of this top, support articulated section of this support outer side place and this end face distance is located at the two ends of each elastic component hook respectively, make progress with the elastic force drawing support of borrowing this elastic component, this extension plate is provided with a stop part to external side end that should support, fasten mutually with the external side end of this support by this stop part when this extension plate stretches, support this extension plate to shore by this support.

The purpose of this utility model can also further realize by following technical measures.

Aforesaid jacking system brace table prolongs mechanism, and wherein extension plate is provided with more than one the wheel with respect to the side with the brace table pivot joint.

Aforesaid jacking system brace table prolongs mechanism, and its medium-height trestle is outward extended with one for the handle that grips this support that pivots.

Aforesaid jacking system brace table prolongs mechanism, wherein the articulated section of extension plate to the distance of this stop part less than the articulated section of this support length to external side end, when this bracket clamp was butted on this stop part, this extension plate and brace table were in the same plane.

The utility model reaches the effect that prolongs brace table, when brace table drops near ground, and the slippage of the wheel of this extension plate meeting kiss the earth, and extension plate is pivoted automatically thereupon, and easy and simple to handle, be convenient to vehicle and pass through brace table.

Four, description of drawings

Fig. 1 is a stereoscopic scheme drawing of the present utility model.

Fig. 2 is the schematic perspective view of looking up of the utility model extension plate and holder part.

Fig. 3 is the plan sketch of the utility model extension plate and holder part structure.

Fig. 4 is one of running condition scheme drawing of the present utility model.

Fig. 5 is two of a running condition scheme drawing of the present utility model.

Fig. 6 is three of a running condition scheme drawing of the present utility model.

Fig. 7 is four of a running condition scheme drawing of the present utility model.

Fig. 8 is the scheme drawing that extension plate of the present utility model forms the guiding ramp.

Five, the specific embodiment

See also Fig. 1 to Fig. 3, jacking system 10 of the present utility model has a brace table 1, this brace table 1 generally is long rectangle and its major axis has an end face 11 respectively to two ends, respectively this end face 11 is pivoted with an extension plate 12, this end face 11 is the parallel support 13 that is pivoted with in a preset distance place below these extension plate 12 articulated sections 111, this support 13 is defined as an external side end 132 away from the end with end face 11 articulated

sections

111,11 of this support 13 and this end faces are provided with two springs 14, respectively the two ends of this spring 14 respectively hook be located at these support 13 outer side 132 places and this end face 11 a preset distance place apart from these 112 tops, support 13 articulated sections, the elastic force drawing support 13 of borrowing this spring 14 is upwards.12 pairs of this extension plates should support 13 external side end 132 be provided with a stop part 121, the articulated section 111 of this extension plate 12 to the distance A of this stop part 121 less than the articulated section 112 of this support 13 length L to external side end 132, the external side end 132 of this support 13 is fastened when this stop part 121, can shore and support this extension plate 12, and it is in the same plane with brace table 1 making this extension plate 12, this extension plate 12 is pivoted with two with respect to a side that articulates with brace table 1 and takes turns 122, can two be taken turns 122 kiss the earth slippages extension plate 12 is pivoted by this when this brace table 1 descends thereupon.This support 13 is outward extended with leader 131, for gripping this support 13 that pivots.

The length of brace table 1 of the present utility model can be the general length of rising car that is suitable for, when rising the vehicle of long wheelbase when desiring extend plate 12, the operator upwards pivots this extension plate 12, at this moment, this support 13 can upwards pivot automatically because of the drawing of elastic component 14 and be resisted against this extension plate 12 bottom surfaces, when extension plate 12 upwards is switched to when slightly exceeding brace table 1, the external side end 132 of this support 13 can enter the side of stop part 121 by brace table 1, as shown in Figure 4.This extension plate 12 is pivoted downwards when recovering horizontal, and the external side end 132 of this support 13 can fasten in stop part 121, as shown in Figure 5.Support this extension plate 12 and shored by this support 13, make this extension plate 12 in the same plane with brace table 1, so, the length that just can prolong brace table 1 can be risen the vehicle of long wheelbase, as shown in Figure 6.

When desiring to fold extension plate 12, then slightly extension plate 12 is upwards pivoted earlier, the handle 131 that grips support 13 again pivots support 13 downwards, as shown in Figure 7, extension plate 12 can be pivoted downwards, and extension plate 12 is suppressed on support 13.At this moment, the external side end 132 of this support 13 is to be positioned at the side of the stop part 121 of this extension plate 12 away from brace table 1, this extension plate 12 can not fastened mutually with this support 13, and because this extension plate 12 has cooresponding weight, therefore can resist the elastic force of elastic component 14, and extension plate 12 and support 13 are all pivoted downwards fold and recover brace table 1 original length, and when brace table 1 drops to ground, this extension plate 12 can abut against in ground the end away from articulated section 111 according to deadweight, to form the guiding slope between brace table 1 and ground, as shown in Figure 8, be convenient to vehicle by brace table 1.Thus, jacking system 10 just can directly be arranged on the ground, does not establish the hole, hole for jacking system 10 is set and do not need to dig again.

When brace table 1 drops near ground, understand wheel 122 first kiss the earths by this extension plate 12, and can be in the process that brace table 1 descends, by wheel 122 conflict land slides, extension plate 12 is pivoted automatically thereupon, as shown in Figure 8, and can not hinder the lifting of brace table 1.

In sum, the utility model mainly is to fasten stop part 121 in extension plate 12 by being hubbed at the external side end 132 of end face 11 apart from the support 13 at this one preset distance place, 111 belows, extension plate 12 articulated sections, support extension plate 12 when this extension plate 12 stretches, can shore, and can reach the effect that prolongs brace table 1 by this support 13; Again, these support 13 nearly external side end 132 places and this end face 11 are provided with spring 14 between 112 1 preset distance places, support 13 articulated sections, can borrow the elastic force drawing of this spring 14 to make this support 13 upwards be resisted against extension plate 12 bottom surfaces automatically, and reach the effect of being convenient to operate; Moreover when brace table 1 dropped near ground, the wheel 122 meeting kiss the earth slippages of this extension plate 12 pivoted extension plate 12 thereupon, and then form the guiding slope between brace table 1 and ground, are convenient to the effect of vehicle by brace table 1 and can reach.

Claims

1. a jacking system brace table prolongs mechanism, it is characterized in that this brace table generally is long rectangle and its major axis has an end face respectively to two ends, wherein at least one end face is pivoted with an extension plate, the parallel support that is pivoted with in this end face preset distance place below this extension plate articulated section, this support is defined as an external side end away from the end with the end face articulated section, be provided with more than one elastic component between this support and this end face, a preset distance place of this top, support articulated section of this support outer side place and this end face distance is located at the two ends of each elastic component hook respectively, this extension plate is provided with a stop part to external side end that should support, fasten mutually with the external side end of this support by this stop part when this extension plate stretches, support this extension plate to shore by this support.

2. jacking system brace table according to claim 1 prolongs mechanism, it is characterized in that described extension plate is provided with more than one the wheel with respect to the side with the brace table pivot joint.

3. jacking system brace table according to claim 1 prolongs mechanism, it is characterized in that described support is outward extended with one for the handle that grips this support that pivots.

4. jacking system brace table according to claim 1 prolongs mechanism, the articulated section that it is characterized in that described extension plate to the distance of this stop part less than the articulated section of this support length to external side end, when this bracket clamp was butted on this stop part, this extension plate and brace table were in the same plane.