CN2150767Y

CN2150767Y - Manpower self adjustable lifting bed

Info

Publication number: CN2150767Y
Application number: CN 93207262
Authority: CN
Inventors: 雷清宝
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-03-29
Filing date: 1993-03-29
Publication date: 1993-12-29
Anticipated expiration: 2003-03-29

Abstract

The utility model relates to a manpower self adjustable lifting bed, which is mainly characterized in that the top of the upper half part of a bed plate is provided with a pillow pad; the lifting device is composed of a hand wheel, a speed variator, an axle shaft, a speed changing self locking device of a worm wheel and a worm screw, a pull rod, a worm wheel axis, etc., and all the components are arranged at one side of the middle part of the bed body. The hand wheel can be toggled by hands to drive the pull rod to support the upper half part of the bed plate to be lifted, stopped and fell; the lifting operation needs no to be operated by hand, which is very convenient; the pillow pad can be used as a pillow as well as can prevent the articles on bed sliding down.

Description

Manpower self adjustable lifting bed

The utility model belongs to the furniture technical field, is a kind of from the hand-operated lifting bed.

Existing lifting bed adopts the wind that is arranged on tailstock portion to drive screw rod and rotates in hold-down nut, and screw rod drives crank as connecting rod and supporting the lifting of bed board the upper half.Because the wind of this lowering or hoisting gear is located under the body afterbody, need by other people or the hand lifting that makes of leaving the bed in person, and bedding easily glide when raising, and manipulate extremely inconvenient.

The purpose of this utility model be design a kind of sleep in bed by I operate lifting from the hand-operated lifting bed, and bedding are difficult for gliding when raising.

Technical scheme that the utility model is taked is improved existing lifting bed, one side is provided with handwheel at the middle part of bed body, by driving pull bar by worm and gear speed change self-locking device again after the speed changer commutation speedup, adopt above-mentioned lowering or hoisting gear supporting bed board the upper half lifting, stop; And add a bolster at the top of bed board the upper half.

Of the present utility model this from the hand-operated lifting bed, only need sleep in person to stretch out one's hand in bed and stir the handwheel wheel rim, just commentaries on classics, stall, counter-rotating, bed is analysed the upper half and can be risen in 0-90 ° of scope, stop, descend, and is very convenient; Owing to add a bolster, can make pillow when lying, bed can prevent bedding downslides such as bedding when raising.

Reach example in conjunction with the accompanying drawings and further specify the specific structural features of the utility model from the hand-operated lifting bed.

Accompanying drawing is represented the structural representation of the utility model from the hand-operated lifting bed.

Referring to accompanying drawing, the utility model comprises a body 1, bed board the upper half 5, bolster 6 and lowering or hoisting gear from the hand-operated lifting bed.Lowering or hoisting gear comprises handwheel 2, speed changer (not shown), driving shaft 3, worm and gear speed change self-locking device 4, pull bar 7, worm-wheel shaft 8 etc.Bed board the upper half 5 links with rotating shaft with bed body 1, have additional bolster 6 at the top of bed board the upper half 5, handwheel 2, speed changer (not shown), driving shaft 3, worm and gear speed change self-locking device 4 are laid in body middle part one side, the shaft extension of handwheel and speed changer is connected with driving shaft 3, the worm screw of worm and gear speed change self-locking device 4 with driving shaft 3 as rotating shaft, the lower beam of pull bar 7 and worm-wheel shaft 8 vertical bindings, the upper boom of pull bar 7 and bed board the upper half 5 are connected.

Claims

1, a kind of from the hand-operated lifting bed, have a body, bed board the upper half and lowering or hoisting gear, bed board the upper half links with rotating shaft with the bed body, the top that it is characterized in that bed board the upper half is provided with bolster, the handwheel of lowering or hoisting gear, speed changer, driving shaft, worm and gear speed change self-locking device, worm-wheel shaft, pull bar are laid in body middle part one side, the shaft extension of handwheel and speed changer is connected with driving shaft, the worm screw of worm and gear speed change self-locking device with driving shaft as rotating shaft, the lower beam of pull bar is vertical with worm-wheel shaft to be linked, and the upper boom of pull bar and bed board the upper half are connected.