CN2823408Y - Combined stair easy to detach - Google Patents
Combined stair easy to detach Download PDFInfo
- Publication number
- CN2823408Y CN2823408Y CN 200520086879 CN200520086879U CN2823408Y CN 2823408 Y CN2823408 Y CN 2823408Y CN 200520086879 CN200520086879 CN 200520086879 CN 200520086879 U CN200520086879 U CN 200520086879U CN 2823408 Y CN2823408 Y CN 2823408Y
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- fixing hole
- hole
- easy
- block
- screw rod
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- Expired - Fee Related
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Abstract
The utility model discloses a combined stair easy to detach, which comprises a ladder support, a pedal and a handrail, wherein ladder support comprises a plurality of supporting blocks which are stacked into a plurality of layers in a ladder shape and has the same shapes and structures; the supporting blocks are provided with a first fixing hole and a second fixing hole which are penetrated up and down, the hole inner wall points of the first fixing hole and the second fixing hole are respectively provided with steps, the upper and the lower adjacent supporting blocks can be fixedly locked together through screw rods and nut components by the steps of the two fixing holes when the upper and the lower supporting blocks are overlapped mutually, and a plurality of supporting blocks can be fixedly connected with each other into a stair-like stacking form by the form. The structure of the ladder support causes the stair to has the characteristics of low manufacturing cost, simple construction technology, short construction period, fast installation, and easy disassembly; furthermore, the change, the migration or the alteration of the stair can be carried out optionally and very conveniently. Thereby, the individuation and the diversified requirements to house decoration for modern people can be met.
Description
Technical field
The utility model relates to a kind of stair, particularly relate to a kind of can easy-to-dismount modular stairway.
Background technology
Stair are a kind of devices that are used for going downstairs on the building, all need to use it in most building, such as house, bridge, hydraulic engineering or the like.Many stair all are to adopt fixed structure, are exactly this structure such as the corridor up and down at our modal inhabitation building.Stair are made of ladder support, pedal and railing usually, and each pedal is that the stepped respectively ladder that is fixed in supports, and the stair that are made with the reinforced concrete formula then generally are that ladder support and pedal are poured into an integrated entity.Fast development along with Chinese national economy, the significantly raising of living standards of the people, the building of many villa formula band floors begins to enter in people's the life, and more substantial be the structure that in many highrise buildings, also is designed to double deck, therefore stair also begin to have entered in people's the room, become indispensable device in these houses.The structure of stair has various, aforesaid reinforced concrete formula stair are exactly wherein a kind of, also have wooden stair, metal stair and wooden stair that combine with metal or the like, such as stair commonly used are exactly to be that ladder support plank is a pedal with the metal frame in the room.But, no matter be the stair of which kind of structure, they mostly are fixed greatly, stair install just arbitrarily conversion, migration or change of back, this has brought many inconvenience with regard to giving the use in villa or the double deck, moreover, also exist the drawback that construction technology was comparatively complicated when stair were installed, the construction period is long, and will directly cause and make increasing of stair cost.Therefore, the stair of these structures are difficult to satisfy the modern to house decoration personalization, diversified requirement, have greatly limited to the flexibility that stair use.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, provide a kind of can easy-to-dismount modular stairway, have that cost of manufacture is low, construction technology is simple, the construction period is short, quick for installation, dismounting is easy to characteristics, can arbitrarily carry out conversion, migration or the change of stair very easily, greatly satisfy the modern house decoration personalization, diversified requirement.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of can easy-to-dismount modular stairway, comprise terraced support, pedal and railing; Pedal is contained in ladder and supports;
Described ladder support include some stepped that stack into multilayer and have a back-up block identical shaped, structure; The both sides of back-up block are respectively equipped with penetrating first fixing hole and second fixing hole up and down, folded respectively second side roof part that leans against adjacent lower layer support piece of first side bottom of each back-up block, second fixing hole of the lower layer support piece that first fixing hole of each back-up block is adjacent respectively aligns; The hole inwall of described first fixing hole is provided with a step, is divided into hole and first time hole on first by step, and the hole is greater than first time hole on first; The hole inwall of described second fixing hole is provided with a step, is divided into hole and second time hole on second by step, and the hole is less than second time hole on second;
Screw rod is set in first fixing hole and second fixing hole of upper and lower two adjacent back-up blocks, and first nut passes through the step interlocking of first fixing hole in the upper end of screw rod, and second nut passes through the lower end of the step interlocking of second fixing hole at screw rod.
Also be provided with the gap of the sleeve insertion of carrying out locking operation on described first between the hole and first nut.
Also be provided with the gap of the sleeve insertion of carrying out locking operation between the described second time hole and second nut.
Described first nut or second nut are one of the forming in the cap head of screw rod one end.
The described back-up block longitudinally bilateral symmetry of center line is provided with penetrating first fixing hole and second fixing hole up and down.
180 degree that are shaped as of the shape of described first fixing hole and second fixing hole rotate symmetry.
Described first fixing hole and second fixing hole respectively are one.
Described first fixing hole and second fixing hole respectively are two.
The length of described screw rod is less than the degree of depth of first fixing hole and the degree of depth sum of second fixing hole.
During making, all back-up block shapes, structure are identical, and this has just brought convenience to the making of back-up block; At least will be provided with first a penetrating up and down fixing hole and one the second penetrating fixing hole up and down on back-up block, first fixing hole and second fixing hole can symmetry be located at the back-up block both sides of center line longitudinally, also can asymmetricly be provided with; Hole inwall at first fixing hole and second fixing hole all will be provided with a step, could utilize step by the screw rod up and down back-up block that locks like this; First fixing hole, second fixing hole all have been divided into large and small hole by the step of hole inwall separately, and wherein, the internal diameter of macropore is bigger than the nut that is inserted in, and could guarantee that like this sleeve can stretch in the hole nut check; When selecting screw rod, the length of screw rod is less than the degree of depth of first fixing hole and the degree of depth sum of second fixing hole, and the good looking appearance degree that ladder supports is avoided destroying in the termination that could guarantee screw rod in the hole like this; The shape of the shape of first fixing hole and second fixing hole can adopt the rotational symmetric mode of 180 degree to design, and like this, can make when making back-up block simple more, quick.
During installation, want elder generation to revolve nut at an end of screw rod, to go up, two-layer back-up block stacks by the stepped requirement that stacks down, it is folded second side roof part that leans against the lower support piece of first side bottom of upper support piece, first fixing hole of upper support piece and second fixing hole of lower support piece are aligned, the other end of screw rod is inserted in along first fixing hole of upper support piece (also second fixing hole of lower support piece), from second fixing hole of lower support piece another nut is screwed in the other end termination of screw rod then, when nut is screwed, two nuts difference interlocking is last, the step place of lower support piece, like this, two nuts just will be gone up by screw rod, the lower support piece locks together, and exactly is with second side chain of first side of upper support piece and lower support piece admittedly together.After second side of the lower support piece that first side of each upper support piece is adjacent all locked together, each back-up block after first side roof part of each back-up block is set up pedal and corresponding railing, had just constituted stair with regard to the stepped form that stacks.
When the ladder support will be dismantled, also very simple, only need one of them nut in joining nut, the screw member between the upper and lower back-up block is screwed out, just screw rod can be taken out, locking part between the upper and lower back-up block is removed, so just can successively each back-up block be pulled down, be opened thereby whole ladder is supported.
The beneficial effects of the utility model are, owing to adopted some stepped that stack into multilayer and have identical shaped, the ladder that the back-up block of structure constitutes stair supports, and the both sides of back-up block are respectively equipped with penetrating first fixing hole and second fixing hole up and down, inwall place, hole at first fixing hole and second fixing hole respectively is provided with a step respectively, pass through screw rod, nut member will be gone up by means of the step of two fixing holes, two adjacent back-up blocks lock together down, by this form, can be with the stair-stepping form that stacks of the affixed one-tenth of the back-up block of polylith, the structure that this ladder supports, it is low to make stair have cost of manufacture, construction technology is simple, construction period is short, quick for installation, dismounting is easy to characteristics, can arbitrarily carry out the conversion of stair very easily, migration or change, thus greatly satisfied the modern to the house decoration personalization, diversified requirement.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail; But of the present utility modelly a kind ofly can easy-to-dismount modular stairway be not limited to embodiment.
Fig. 1 is embodiment one constructional drawing of the present utility model;
Fig. 2 is the draw bail schematic diagram of the upper and lower back-up block of embodiment one the utility model ladder support;
Fig. 3 is embodiment two constructional drawings of the present utility model;
Fig. 4 is the draw bail schematic diagram of the upper and lower back-up block of embodiment two the utility model ladder support.
The specific embodiment
Embodiment one, referring to Fig. 1, shown in Figure 2, of the present utility model a kind of can easy-to-dismount modular stairway, comprise that ladder supports 10, pedal 20 and railing 30; Pedal 20 is contained in ladder and supports on 10.
Wherein also be provided with the gap 41 that the sleeve that carries out locking operation inserts on first between the hole 112 and first nut 31; Also be provided with the gap 42 that the sleeve that carries out locking operation inserts between the second time hole 123 and second nut 32; First fixing hole 11 of back-up block 1 and second fixing hole 12 are established along the bilateral symmetry of the longitudinal midline of back-up block 1, and the shape of first fixing hole 11 and second fixing hole 12 be shaped as 180 degree rotation symmetries; Wherein first fixing hole 11 and second fixing hole 12 respectively are two; The length of screw rod 2 is less than the degree of depth of first fixing hole 11 and the degree of depth sum of second fixing hole 12.
During making, all back-up block 1 shapes, structure are identical, and this has just brought convenience to the making of back-up block 1; At least will be provided with first a penetrating up and down fixing hole 11 and one the second penetrating fixing hole 12 up and down on back-up block 1, present embodiment respectively is provided with two; First fixing hole 11 and second fixing hole 12 also can asymmetricly be provided with certainly for to be symmetricly set on back-up block 1 both sides of center line longitudinally; Hole inwall at first fixing hole 11 and second fixing hole 12 all will be provided with a step 111,121, could utilize step 111,121 by the screw rod 2 up and down back-up block 1 that locks like this; First fixing hole 11, second fixing hole 12 all have been divided into large and small hole 112,113,123,122 by the step 111,112 of hole inwall separately, wherein, the internal diameter of macropore 112,123 is bigger than the nut 31,32 that is inserted in, and could guarantee that like this sleeve can stretch in the hole nut 31,32 lockings; When selecting screw rod 2, the length of screw rod 2 is less than the degree of depth of first fixing hole 11 and the degree of depth sum of second fixing hole 12, and the good looking appearance degree that ladder supports is avoided destroying in the termination that could guarantee screw rod 2 in the hole like this; The shape of first fixing hole 11 and second fixing hole 12 be shaped as 180 degree rotation symmetries, like this, can make when making back-up block simply more, quick, can certainly not adopt the rotational symmetric mode of 180 degree to make.
During installation, want elder generation to revolve nut 31 at an end of screw rod 2, to go up, two-layer back-up block 1 stacks by the stepped requirement that stacks down, it is folded second side roof part that leans against lower support piece 1 of first side bottom of upper support piece 1, first fixing hole 11 of upper support piece and second fixing hole 12 of lower support piece are aligned, the other end of screw rod 2 first fixing hole 11 along upper support piece 1 is inserted in, from second fixing hole 12 of lower support piece second nut 32 is screwed in the other end termination of screw rod 2 then, when second nut 32 is screwed, two nuts 31,32 difference interlockings are last, the step 111 of lower support piece, 121 places, like this, two nuts 31,32 just will go up by screw rod 2, lower support piece 1 locks together, and exactly is with second side chain of first side of upper support piece 1 and lower support piece 1 admittedly together.Also can be that a end at screw rod 2 has revolved nut 32, be screwed in the ban screw rod 2 one ends be second nut 32 time, then the other end of screw rod 2 second fixing hole 12 along the lower support piece should be inserted in.After second side of the lower support piece 1 that first side of each upper support piece 1 is adjacent all locks together, each back-up block 1 is with regard to the stepped form that stacks, after first side roof part of each back-up block 1 is set up pedal 20 and corresponding railing 30, stair have just been constituted.
When ladder support 10 will be dismantled, also very simple, only need one of them nut in joining nut 31,32, screw rod 2 members between the upper and lower back-up block 1 is screwed out, just screw rod 2 can be taken out, locking part between the upper and lower back-up block 1 is removed, so just can successively each back-up block 1 be pulled down, be opened thereby whole ladder is supported.
Embodiment two, referring to Fig. 3, shown in Figure 4, of the present utility model a kind of can easy-to-dismount modular stairway, comprise that ladder supports 10, pedal 20 and railing 30; Pedal 20 is contained in ladder and supports on 10.
Be to constitute first fixing hole 11 and second fixing hole 12 that ladder supports each back-up block 1 of 10 with the difference of embodiment one and only be one.Because the tie point between the upper and lower back-up block 1 only has a place, then upper and lower back-up block 1 can connect into different angles, and therefore, this frame mode can be overlapped to form rotary stair.
Claims (9)
- One kind can easy-to-dismount modular stairway, comprise terraced support, pedal and railing; Pedal is contained in ladder and supports; It is characterized in that:Described ladder support include some stepped that stack into multilayer and have a back-up block identical shaped, structure; The both sides of back-up block are respectively equipped with penetrating first fixing hole and second fixing hole up and down, folded respectively second side roof part that leans against adjacent lower layer support piece of first side bottom of each back-up block, second fixing hole of the lower layer support piece that first fixing hole of each back-up block is adjacent respectively aligns; The hole inwall of described first fixing hole is provided with a step, is divided into hole and first time hole on first by step, and the hole is greater than first time hole on first; The hole inwall of described second fixing hole is provided with a step, is divided into hole and second time hole on second by step, and the hole is less than second time hole on second;Screw rod is set in first fixing hole and second fixing hole of upper and lower two adjacent back-up blocks, and first nut passes through the step interlocking of first fixing hole in the upper end of screw rod, and second nut passes through the lower end of the step interlocking of second fixing hole at screw rod.
- 2. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: also be provided with the gap that the sleeve that carries out locking operation inserts on described first between the hole and first nut.
- 3. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: also be provided with the gap that the sleeve that carries out locking operation inserts between the described second time hole and second nut.
- 4. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: described first nut or second nut are one of the forming in the cap head of screw rod one end.
- 5. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: the described back-up block longitudinally bilateral symmetry of center line is provided with penetrating first fixing hole and second fixing hole up and down.
- 6. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: the shape of described first fixing hole and second fixing hole be shaped as 180 degree rotation symmetries.
- 7. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: described first fixing hole and second fixing hole respectively are one.
- 8. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: described first fixing hole and second fixing hole respectively are two.
- 9. according to claim 1 a kind of can easy-to-dismount modular stairway, it is characterized in that: the length of described screw rod is less than the degree of depth of first fixing hole and the degree of depth sum of second fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520086879 CN2823408Y (en) | 2005-09-09 | 2005-09-09 | Combined stair easy to detach |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520086879 CN2823408Y (en) | 2005-09-09 | 2005-09-09 | Combined stair easy to detach |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2823408Y true CN2823408Y (en) | 2006-10-04 |
Family
ID=37032520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520086879 Expired - Fee Related CN2823408Y (en) | 2005-09-09 | 2005-09-09 | Combined stair easy to detach |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2823408Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114404892A (en) * | 2022-01-25 | 2022-04-29 | 信阳市第四人民医院 | Multi-functional gynaecology and obstetrics uses auxiliary device |
-
2005
- 2005-09-09 CN CN 200520086879 patent/CN2823408Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114404892A (en) * | 2022-01-25 | 2022-04-29 | 信阳市第四人民医院 | Multi-functional gynaecology and obstetrics uses auxiliary device |
| CN114404892B (en) * | 2022-01-25 | 2022-11-04 | 信阳市第四人民医院 | Multi-functional gynaecology and obstetrics uses auxiliary device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061004 Termination date: 20100909 |