CN2810365Y - Lifting chair and ladder - Google Patents

Abstract

The utility model relates to a lifting ladder and chair which belongs to a furniture article and comprises a seat surface and chair legs, wherein the chair legs are of a sleeve tube type splicing structure and a step transverse support is erected between the chair legs. A spring pin which penetrates a lower sleeve tube is arranged in the lower end of an inner sleeve tube of every chair leg and corresponds to a pin hole at the upper end of an outer sleeve tube of every chair leg. The utility model is a sitting chair, can also be used as a ladder and has the advantages of one object with many functions, convenience, economy, safety and no occupation of additional space. The utility model is especially suitable for the places of a family and an office and can be also applied to other suitable occasions.

Description

The lift chair

Technical field

The utility model relates to a kind of chair that has the ladder function concurrently, belongs to household goods.

Background technology

As seen chair can be described as everywhere as household goods commonly used, and it all be can't do without in the family and office space, and still, its function is too single, only for taking usefulness.Yet at home or in occasions such as offices, need ascend a height once in a while, as clean room ceiling ceiling, change lamp affixed to the ceiling etc., be to adopt the mode that frame is put stool and chair to finish in the time of most of, inconvenient, dangerous.

Summary of the invention

The purpose of this utility model is to provide a kind of improved lift chair, keeps the used function of chair, but also the double as ladder uses.

Lift chair described in the utility model comprises seat surface and chair leg, and its chair leg is the bushing type connected structure, has set up the horizontal support of marking time between the chair leg.

The bushing type connected structure can be realized lift adjustment, and the horizontal support of marking time is realized the climbing function of ladder.

In the utility model:

The bushing type connected structure can have a variety of concrete locking latch versions, as pin, chute and translot mouth latch-up structure, pin to hole locking etc., preferred locking latch frame mode is to be provided with to pass cased spring pin in the inner sleeve lower end of chair leg, spring pin is corresponding with the pin-and-hole of the outer sleeve upper of chair leg, can automatically lock the location.Spring pin wherein is made of holder, spring and locking pin, and spring is contained on the holder, and the other end of spring connects the locking pin.Under normal condition, the locking pin is locked in the sleeve pipe by outer tube; When with outer tube on the pin-and-hole position at once, promptly eject outside the pin-and-hole, realize the locking between internal and external casing.

All establish the horizontal support of marking time between every section corresponding sleeve pipe with the chair leg, the ascending stair of marking time is more convenient.Sleeve pipe can have several sections, and the requirement according to adjusting adjustable height generally has the 2-4 section to get final product.

The last sleeve plug of chair leg is in setting of casing, firm, safe and reliable.

At the bottom of the end of chair leg section sleeve pipe dress spats, can protect chair and ground.

The utility model lift chair can use the material that is fit to arbitrarily to make, can use steel, timber, plastics etc. as supporting member, sleeve pipe can be steel pipe, coated metal pipe, stainless steel tube etc., seat surface can be a rigid seating surfaces, also can be soft seat surface, can be cloth matter, also can be cortex etc., the cross section of sleeve pipe can be suitable arbitrary shape, rectangle, circle, ellipse etc.The utility model lift chair has the used function of chair, the various handrails and the various chair back can be arranged, in fact, can not have the handrail and the chair back yet, become the stool pattern, during easy stool pattern, its ladder function can significantly can directly be made the interior decoration ladder and use.Chair leg sleeve pipe intussusception, seat surface descends, and is the chair of taking; Chair leg sleeve pipe is drawn back, and seat surface raises, and the chair leg can be made ladder and use.One-object-many-purposes, convenient material benefit, safe and reliable, do not take up room separately again, use in suitable especially family and office place, also can be applicable to other suitable occasion, as do interior decoration construction tool use etc.

Description of drawings

Fig. 1, the utility model one example structure schematic diagram.

Fig. 2, spring pin structural representation.

Among the figure: 1, the chair back 2, seat surface support plate 3, spongy layer 4, surface 5, support pads 6, last sleeve pipe 7, pin-and-hole 8, locking pin 9, middle sleeve 10, the horizontal support 11 of marking time, setting of casing 12, rubber spats 13, holder 14, spring.

The specific embodiment

The utility model is described in further detail in conjunction with the foregoing description accompanying drawing.

As shown in the figure, lift chair described in the utility model comprises seat surface and chair leg, and its chair leg is the bushing type connected structure, has set up the horizontal support of marking time between the chair leg.The last sleeve pipe 6 of chair leg is inserted in the middle sleeve 9, be provided with the spring pin that passes middle sleeve 9 in last sleeve pipe 6 lower ends of chair leg, spring pin is corresponding with the pin-and-hole 7 of outer tube 9 upper ends of chair leg, spring pin is made of holder 13, spring 14 and locking pin 8, spring 14 is contained on the holder 13, and the other end of spring 14 connects locking pin 8.

Be equipped with the horizontal support of marking time between every section corresponding sleeve pipe of chair leg, spats 12 is equipped with in the bottom of the end section sleeve pipe of chair leg.

Under the normal condition, the sleeve pipe intussusception of chair leg locks pin and is locked in the sleeve pipe by outer tube together, is the common chair of taking.When needs are ascended a height, relative each section of pull sleeve pipe, promptly eject outside the pin-and-hole at once the pin-and-hole position on locking pin and outer tube, realizes the position and lock between internal and external casing, the elongation of chair leg, seat surface raises, the horizontal support formation ladder of marking time between the chair leg.Pressure-lock pin, chair leg sleeve pipe may be nested in again together, recovers the chair former state.

Claims (6)

1, a kind of lift chair comprises seat surface and chair leg, it is characterized in that the chair leg is the bushing type connected structure, has set up the horizontal support of marking time between the chair leg.

2, lift chair according to claim 1 is characterized in that being provided with in the inner sleeve lower end of chair leg and passes cased spring pin, and spring pin is corresponding with the pin-and-hole of the outer sleeve upper of chair leg.

3, lift chair according to claim 2 is characterized in that spring pin is made of holder, spring and locking pin, and spring is contained on the holder, and the other end of spring connects the locking pin.

4,, it is characterized in that being equipped with the horizontal support of marking time between every section corresponding sleeve pipe of chair leg according to claim 1,2 or 3 described lift chairs.

5, lift chair according to claim 4, the last sleeve plug that it is characterized in that the chair leg is in setting of casing.

6, lift chair according to claim 5 is characterized in that spats is equipped with in the bottom of the end section sleeve pipe of chair leg.

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