The double ascending table of making operating desk
Technical field
the present invention relates to a kind of double ascending table of making operating desk for relaying protection work.
Background technology
the height of switch cubicle is generally 1.8 meters of left and right; staff stands in the protection related work that ground cannot complete topmost; so need the auxiliary equipment of ascending a height; often need staff to carry a chair or abbreviated ladder etc. with field instrumentation; increased staff's additional workload; and; place under repair at the scene work time often on the ground operation; not only cause pollution, staff's lumbar strain of electronic component, also easily because light is blocked, affect the quality of repairing.
Summary of the invention
the object of this invention is to provide a kind of ascending table that can doublely do operating desk use simple in structure, with low cost.
for solving the problems of the technologies described above, the present invention adopts following technical scheme:
a kind of double ascending table of making operating desk, be arranged at a side of a cuboid casing, it comprises that sidewall by described casing upwards turn to level and the platform that forms, be arranged on the bracing frame at the described platform back side, described bracing frame comprises shaft-like the first supporting leg and by two montants and second supporting leg that is H type that cross bar forms, first described supporting leg one end is hinged on the back side of described platform, second described supporting leg one end is hinged on the back side of described platform, the back side of described platform is hinged with a pair of first connecting rod, on montant described in two of the second described supporting leg, on co-altitude position, be hinged with respectively a second connecting rod, a pair of described first connecting rod correspondence is hinged with a pair of described second connecting rod respectively, between the middle part of the middle part of the corresponding described first connecting rod of homonymy and described second connecting rod, spring is installed, described platform has deployed condition and closes up state: when described platform is during in deployed condition, the first described supporting leg, the second described supporting leg and described case supports are in the below of described platform, when described platform is when closing up state, the first described supporting leg and the second described supporting leg are superimposed on the back side of described platform, and described platform down turnover cover is combined in the sidepiece of described casing.
preferably, between a pair of described second connecting rod, be provided with tranverse connecting rod, described tranverse connecting rod and described cross bar are parallel to each other.
preferably, the back side of described platform is removably provided with an insulation cushion, the size of this insulation cushion, shape and described platform match, described platform positive four jiaos with four jiaos, the back side of the described insulation cushion corresponding VELCRO that is provided with respectively, on the platform front described in described insulation cushion is positioned by the VELCRO described in these.
preferably, the first described supporting leg, described contacting to earth of the second supporting leg hold all bags to be provided with insulating barrier.
beneficial effect of the present invention is: the supporting frame part of ascending table adopts folding structure, is convenient to carrying, and folding operation is easy; Also have and the size of platform, the insulation cushion that shape matches, when this platform is used as operating desk, by the VELCROs of four jiaos, insulation cushion is positioned on platform with anti-static electricity interference, when not needing, only insulation cushion need be affixed on to the inner surface of platform, separately contacting to earth of each supporting leg, hold all to wrap and establish insulating barrier to guarantee and ground insulation, simple in structure, practical function, applicable popularization is adopted.
Accompanying drawing explanation
the structural representation that accompanying drawing 1 is ascending table of the present invention;
accompanying drawing 2 is A place enlarged diagram in accompanying drawing 1;
the use view that accompanying drawing 3 is ascending table of the present invention.
in accompanying drawing: 1, casing; 2, platform; 3, the first supporting leg; 4, the second supporting leg; 401, montant; 402, cross bar; 5, first connecting rod; 6, second connecting rod; 7, spring; 8, tranverse connecting rod; 9, insulation cushion; 10, VELCRO; 11, insulating barrier.
Embodiment
below in conjunction with embodiment shown in the drawings, the present invention is described in detail below:
if accompanying drawing 1 is to as shown in accompanying drawing 3, the double ascending table of making operating desk of the present invention is arranged at a side of a cuboid casing 1, it comprises that sidewall by casing 1 upwards turn to level and the platform 2 that forms, be arranged on the bracing frame at platform 2 back sides, bracing frame comprises shaft-like the first supporting leg 3 and by two montants 401 and second supporting leg 4 that is H type that cross bar 402 forms, first supporting leg 3 one end are hinged on the back side of platform 2, second supporting leg 4 one end are hinged on the back side of platform 2, the back side of platform 2 is hinged with a pair of first connecting rod 5, on two montants 401 of the second supporting leg 4, on co-altitude position, be hinged with respectively a second connecting rod 6, a pair of first connecting rod 5 correspondences are hinged with a pair of second connecting rod 6 respectively, between the middle part of the corresponding first connecting rod 5 of homonymy and the middle part of second connecting rod 6, spring 7 is installed, platform 2 has deployed condition and closes up state: when platform 2 is during in deployed condition, the first supporting leg 3, the second supporting leg 4 and casing 1 are supported in the below of platform 2, when platform 2 is when closing up state, the first supporting leg 3 and the second supporting leg 4 are superimposed on the back side of platform 2, platform 2 down turnover covers are combined in the sidepiece of casing 1, between a pair of second connecting rod 6, be provided with tranverse connecting rod 8, tranverse connecting rod 8 is parallel to each other with cross bar 402, the back side of platform 2 is removably provided with an insulation cushion 9, the size of this insulation cushion 9, shape and platform 2 match, platform 2 positive four jiaos with four jiaos, the back side of the insulation cushion 9 corresponding VELCRO 10 that is provided with respectively, while using as operating desk, insulation cushion 9 is positioned on platform 2 fronts by these VELCROs 10, with the static of avoiding casing 1 to bring, otherwise after being folded, be attached to the inside of platform 2, the end that contacts to earth of the first supporting leg 3, the second supporting leg 4 all wraps and is provided with insulating barrier 11, guarantees to insulate with ground.
during use: the one, during as ascending table, by being hinged on the first supporting leg 3 of platform 2 inner surfaces and the second supporting leg 4, opening respectively and guarantee and support, field personnel just can step on this platform 2 equipment eminence is carried out to protection work like this, after, outwards promote the tranverse connecting rod 8 on the second supporting leg 4, make first connecting rod 5 and second connecting rod 6 under the effect of spring 7, draw close mutually folding, then drive the folding gathering of two montants 401, again by the folding inner surface that is fitted in platform 2 of the first supporting leg 3, with sidewall and the casing 1 that platform 2 can be formed, close up, be convenient to carrying, the 2nd, during as operating desk, after the first supporting leg 3 and the second supporting leg 4 are opened respectively, insulation cushion 9 is attached to the upper surface of platform 2 by VELCRO 10 correspondences, can be thereon to actions such as electronic component weld.
the design's ascending table be casing 1 sidewall upwards upset open the platform 2 of formation, the bracing frame of the inner surface setting of platform 2 adopts folding mechanism, be convenient to amount to casing 1 and carry, and mechanism is simple, convenient operation, foldable structure is safe and reliable; In addition, also have and the size of platform 2, the insulation cushion 9 that shape matches, when this platform 2 is used as operating desk, by the VELCROs of four jiaos 10, insulation cushion 9 is positioned on platform 2 with anti-static electricity interference, when not needing, only insulation cushion 9 need be attached to the inner surface of platform 2, separately contacting to earth of each supporting leg, hold all to wrap and establish insulating barrier 11 to guarantee and ground insulation, simple in structure, practical function, applicable popularization is adopted.
above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that spirit is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.