CN211397413U

CN211397413U - Domestic adjustable staircase convenient to store

Info

Publication number: CN211397413U
Application number: CN201921889567.3U
Authority: CN
Inventors: 李若辉; 张谨; 吴亦寒
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Yixin Information Technology Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-01
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a convenient domestic adjustable staircase of accomodating relates to staircase technical field. Including first dead lever, second dead lever, connecting plate, strutting arrangement and stop gear, first dead lever is articulated with the opposite face of second dead lever, and the quantity of first dead lever is two, two the opposite face of first dead lever passes through connecting plate fixed connection, and the quantity of second dead lever is two, two the opposite face of second dead lever passes through connecting plate fixed connection. Through setting up first dead lever, second dead lever and strutting arrangement, the pulling pull rod makes the pull rod drive the bracing piece rebound for the bracing piece drives connecting block conflict circular slot and removes to the inside that the second supported the groove, has solved the problem that conventional domestic staircase is fixed unadjustable mostly, and the bracing piece has reduced the holding capacity of first dead lever and the articulated department of second dead lever, has improved the device's stability, has increased the device's usability.

Description

Domestic adjustable staircase convenient to store

Technical Field

The utility model relates to an staircase technical field specifically is a convenient domestic adjustable staircase of accomodating.

Background

The staircase is a chinese vocabulary, indicates that stair side band has handrail guardrail, also indicates the ladder of using of ascending a height in the dialect, but current staircase still has following not enough when using:

among the prior art, rural room area is big and high, make the furniture of purchase also relatively higher, need use the staircase when placing and taking out article, need purchase the staircase of looks adaptation height, because the room height and the area of rural family are great, clean the wall in needs, the highly often fixed unadjustable of conventional staircase, need purchase higher staircase once more and use, cause user's loss of property, but the great inconvenient storage of longer staircase occupation space just accomodates unstably and emptys easily, the result of use is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a domestic adjustable staircase that conveniently accomodates, possess and avoid purchasing many escalators and use the advantage that causes loss of property and convenient storage, solved and need purchase many escalators and cause loss of property and inconvenient problem of accomodating.

(II) technical scheme

For realize above-mentioned avoiding purchasing many escalators and using the purpose that causes loss of property and convenient storage, the utility model provides a following technical scheme: a conveniently-stored household adjustable escalator comprises first fixing rods, second fixing rods, connecting plates, supporting devices and a limiting mechanism, wherein the first fixing rods are hinged to opposite surfaces of the second fixing rods, the number of the first fixing rods is two, the opposite surfaces of the two first fixing rods are fixedly connected through the connecting plates, the number of the second fixing rods is two, the opposite surfaces of the two second fixing rods are fixedly connected through the connecting plates, the opposite surfaces of the two first fixing rods are rotatably connected with movable plates through rotating shafts, the lower surfaces of the movable rods are provided with movable grooves, the top ends of the first fixing rods are provided with first supporting grooves, the left side surfaces and the right side surfaces of the inner walls of the first supporting grooves are provided with circular grooves, the opposite surfaces of the two first fixing rods are provided with adjusting holes, and the adjusting holes are communicated with the first supporting grooves, the opposite surfaces of the two first fixing rods are provided with telescopic grooves, the opposite surfaces of the two second fixing rods are fixedly provided with fixing blocks, the surfaces of the fixing blocks are lapped with the inner wall of the movable groove, and the top ends of the second fixing rods are provided with second supporting grooves;

the utility model discloses a supporting device, including bracing piece, spread groove, connecting block, spring, stabilizer bar, stable groove and pull rod, the surface of bracing piece and the inner wall overlap joint of first support groove, the spread groove has all been seted up with the right flank to the left surface of bracing piece, the inside movable mounting of spread groove has the connecting block, the inner wall swing joint of spring and spread groove is passed through to the connecting block, the one end of spring and the inner wall overlap joint of circular slot are kept away from to the connecting block, the positive fixed mounting of bracing piece has the pull rod, the one end that the bracing piece was kept away from to the pull rod extends to the inside.

As a preferred technical scheme of the utility model, stop gear includes stopper and pressure spring, the stopper passes through the inner wall swing joint in pressure spring and flexible groove.

As a preferred technical scheme of the utility model, the one end shape that flexible groove was kept away from to the stopper is the arc, the movable hole has been seted up to the inside of fly leaf, the specification of stopper and the specification looks adaptation in movable hole.

As a preferred technical scheme of the utility model, the inside fixed mounting of spread groove has the stabilizer bar, the stable groove has been seted up to the inside of connecting block, the stabilizer bar is kept away from the one end of spread groove and is pegged graft with the inside in stable groove, the one end shape that the spring was kept away from to the connecting block is the arc.

As a preferred technical scheme of the utility model, the bottom fixed mounting of first dead lever has the slipmat, the bottom fixed mounting of second dead lever has the slipmat, the slipmat is the rubber pad.

As an optimal technical scheme of the utility model, the specification of bracing piece and the specification looks adaptation in second support groove, the quantity of connecting plate is ten and uses per five to set up respectively in the opposite face of two first dead levers and the opposite face of two second dead levers as a set of.

(III) advantageous effects

Compared with the prior art, the utility model provides a convenient domestic adjustable staircase of accomodating possesses following beneficial effect:

1. this convenient domestic adjustable staircase of accomodating, through setting up first dead lever, second dead lever and strutting arrangement, the pulling pull rod makes the pull rod drive the bracing piece rebound, make the bracing piece drive connecting block conflict circular slot and remove to the inside that the second supported the groove, the problem that conventional domestic staircase is fixed unadjustable mostly has been solved, the bracing piece has reduced the bearing capacity of first dead lever and the articulated department of second dead lever, the device's stability has been improved, the device's usability has been increased.

2. This convenient domestic adjustable staircase of accomodating, through setting up first dead lever, stop gear and slipmat, when the fly leaf drives the movable hole and removes to the position of stopper, the stopper receives the resilience of pressure spring and pegs graft with the movable hole, stimulate the bracing piece downwards and with the clockwise upset of second dead lever and the laminating of first dead lever, the problem of the inconvenient accomodation of conventional higher staircase has been solved, the slipmat has avoided first dead lever and second dead lever to cause wearing and tearing and improved anti-skidding performance with the floor when using, user's use has been made things convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a cross-sectional view of the supporting device of the present invention;

fig. 4 is a sectional view of the structure of the limiting mechanism of the present invention.

In the figure: 1. a first fixing lever; 11. a movable plate; 12. a movable groove; 13. a movable hole; 14. a first support groove; 141. a circular groove; 15. an adjustment hole; 16. a telescopic groove; 17. a non-slip mat; 2. a connecting plate; 3. a second fixing bar; 31. a fixed block; 32. a second support groove; 4. a support device; 41. a support bar; 42. connecting grooves; 43. connecting blocks; 44. a spring; 45. a stabilizer bar; 46. a stabilizing slot; 47. a pull rod; 5. a limiting mechanism; 51. a limiting block; 52. and (5) pressing a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model discloses a conveniently-stored domestic adjustable escalator, which comprises a first fixed rod 1, a second fixed rod 3, a connecting plate 2, a supporting device 4 and a limiting mechanism 5, wherein the first fixed rod 1 is hinged with the opposite surface of the second fixed rod 3, the number of the first fixed rod 1 is two, the opposite surfaces of the two first fixed rods 1 are fixedly connected through the connecting plate 2, the number of the second fixed rods 3 is two, the opposite surfaces of the two second fixed rods 3 are fixedly connected through the connecting plate 2, the opposite surfaces of the two first fixed rods 1 are rotatably connected with a movable plate 11 through a rotating shaft, the lower surface of the movable rod is provided with a movable groove 12, the top end of the first fixed rod 1 is provided with a first supporting groove 14, the left side surface and the right side surface of the inner wall of the first supporting groove 14 are both provided with circular grooves 141, the opposite sides of the two first fixing rods 1 are respectively provided with an adjusting hole 15, the adjusting holes 15 are communicated with a first supporting groove 14, the opposite sides of the two first fixing rods 1 are respectively provided with a telescopic groove 16, the opposite sides of the two second fixing rods 3 are respectively fixedly provided with a fixing block 31, the surface of each fixing block 31 is lapped with the inner wall of the movable groove 12, and the top end of each second fixing rod 3 is provided with a second supporting groove 32;

the supporting device 4 comprises a supporting rod 41, a connecting groove 42, a connecting block 43, a spring 44, a stabilizing rod 45, a stabilizing groove 46 and a pull rod 47, the surface of the supporting rod 41 is in lap joint with the inner wall of the first supporting groove 14, the left side surface and the right side surface of the supporting rod 41 are both provided with the connecting groove 42, the connecting block 43 is movably arranged in the connecting groove 42, the connecting block 43 is movably connected with the inner wall of the connecting groove 42 through the spring 44, one end, far away from the spring 44, of the connecting block 43 is in lap joint with the inner wall of the circular groove 141, the pull rod 47 is fixedly arranged on the front surface of the supporting rod 41, one end, far away from the supporting rod 41, of the pull rod 47 extends to the inside of the adjusting hole 15, through the arrangement of the first fixing rod 1, the second fixing rod 3 and the supporting device 4, the pull rod 47 is pulled to drive the pull rod 47 to drive, the problem of conventional domestic staircase mostly be fixed unadjustable is solved, bracing piece 41 has reduced the bearing capacity of the articulated department of first dead lever 1 with second dead lever 3, has improved the stability of the device, has increased the usability of the device.

Specifically, stop gear 5 includes stopper 51 and pressure spring 52, stopper 51 passes through pressure spring 52 and the inner wall swing joint in flexible groove 16, the one end shape that flexible groove 16 was kept away from to stopper 51 is the arc, the activity hole 13 has been seted up to the inside of fly leaf 11, stopper 51's specification and the specification looks adaptation of activity hole 13.

In this embodiment, the stopper 51 is through the inner wall swing joint of pressure spring 52 and flexible groove 16, and the stopper 51 keeps away from the one end shape of flexible groove 16 and is the arc, make the fly leaf 11 accomodate in the upset with conflict stopper 51, make stopper 51 compression pressure spring 52 remove to the inside of flexible groove 16, when fly leaf 11 drives movable hole 13 and removes to the position of stopper 51, stopper 51 receives the resilience of pressure spring 52 and pegs graft with movable hole 13, thereby make fly leaf 11 obtain fixedly, made things convenient for the user to use.

Specifically, a stabilizer bar 45 is fixedly mounted inside the connecting groove 42, a stabilizing groove 46 is formed inside the connecting block 43, one end of the stabilizer bar 45, which is far away from the connecting groove 42, is inserted into the stabilizing groove 46, and one end of the connecting block 43, which is far away from the spring 44, is arc-shaped.

In this embodiment, the pull rod 47 is pulled upwards to make the pull rod 47 drive the support rod 41 to move upwards, and the connecting block 43 is away from the one end shape of the spring 44 and is an arc shape, so that the support rod 41 drives the connecting block 43 to collide with the circular groove 141, the connecting block 43 compresses the spring 44 to move to the inside of the connecting groove 42 and move to the inside of the next circular groove 141, the stabilizer bar 45 is matched with the stabilizing groove 46 to make the connecting block 43 move more stably, and the usability of the device is improved.

Specifically, the bottom end of the first fixing rod 1 is fixedly provided with an anti-slip pad 17, the bottom end of the second fixing rod 3 is fixedly provided with the anti-slip pad 17, and the anti-slip pad 17 is a rubber pad.

In this embodiment, slipmat 17 is the rubber material, and the rubber pad has wear-resisting anti-skidding characteristic, has avoided first dead lever 1 and second dead lever 3 to cause wearing and tearing and has increased the non-skid property of first dead lever 1 and second dead lever 3 with the floor when using, has increased the stability when using.

Specifically, the specification of the support rod 41 is matched with the specification of the second support groove 32, and the number of the connection plates 2 is ten and every five connection plates are respectively arranged on the opposite surfaces of the two first fixing rods 1 and the opposite surfaces of the two second fixing rods 3.

In this embodiment, after the second fixing rod 3 is turned over, the pull rod 47 is pulled to move the supporting rod 41 to the inside of the second supporting groove 32, so that the stability of the first fixing rod 1 and the second fixing rod 3 is increased, the bearing capacity of the hinged position of the first fixing rod 1 and the second fixing rod 3 is reduced, and the connecting plate 2 is convenient for a user to tread.

The utility model discloses a theory of operation and use flow: when the device is used, the first fixing rod 1 and the second fixing rod 3 oppositely rotate, the movable plate 11 is clockwise turned to enable the movable groove 12 to be in lap joint with the fixing block 31, the device can be used, when the device needs to be adjusted, the movable plate 11 is anticlockwise turned, the movable plate 11 is enabled to be in butt joint with the limiting block 51 when being turned and stored, the limiting block 51 compresses the pressure spring 52 to move to the inside of the telescopic groove 16, when the movable plate 11 drives the movable hole 13 to move to the position of the limiting block 51, the limiting block 51 is rebounded by the pressure spring 52 to be in plug-in connection with the movable hole 13, the movable plate 11 is enabled to be fixed, the second fixing rod 3 is anticlockwise turned to be in butt joint with the first fixing rod 1 and to be in tight, the pull rod 47 is upwards pulled to enable the pull rod 47 to drive the supporting rod 41 to upwards move, the supporting rod 41 drives the connecting block 43 to abut against the circular groove 141, the connecting block 43 When the support rod 41 moves to the inside of the second support groove 32, the connection block 43 is pressed against the circular groove 141 by the resilience of the spring 44 so that the support rod 41 is fixed, thereby completing the operation of the device.

In conclusion, this convenient domestic adjustable staircase of accomodating, through setting up first dead lever 1, second dead lever 3 and strutting arrangement 4, pulling pull rod 47 makes pull rod 47 drive bracing piece 41 rebound, make bracing piece 41 drive connecting block 43 conflict circular slot 141 and remove to the inside of second support groove 32, the problem that conventional domestic staircase is fixed unadjustable mostly has been solved, bracing piece 41 has reduced the holding capacity of first dead lever 1 with the articulated department of second dead lever 3, the stability of the device is improved, the usability of the device has been increased.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a domestic adjustable staircase of convenient storage, includes first dead lever (1), second dead lever (3), connecting plate (2), strutting arrangement (4) and stop gear (5), its characterized in that: the first fixing rods (1) are hinged with opposite faces of the second fixing rods (3), the number of the first fixing rods (1) is two, the opposite faces of the two first fixing rods (1) are fixedly connected through a connecting plate (2), the number of the second fixing rods (3) is two, the opposite faces of the two second fixing rods (3) are fixedly connected through the connecting plate (2), the opposite faces of the two first fixing rods (1) are rotatably connected with a movable plate (11) through a rotating shaft, the lower surface of the movable plate is provided with a movable groove (12), the top end of each first fixing rod (1) is provided with a first supporting groove (14), the left side face and the right side face of the inner wall of each first supporting groove (14) are provided with circular grooves (141), the opposite faces of the two first fixing rods (1) are provided with adjusting holes (15), and the adjusting holes (15) are communicated with the first supporting grooves (14), the opposite surfaces of the two first fixing rods (1) are respectively provided with a telescopic groove (16), the opposite surfaces of the two second fixing rods (3) are respectively and fixedly provided with a fixing block (31), the surface of each fixing block (31) is in lap joint with the inner wall of the movable groove (12), and the top ends of the second fixing rods (3) are respectively provided with a second supporting groove (32);

strutting arrangement (4) are including bracing piece (41), connecting groove (42), connecting block (43), spring (44), stabilizer bar (45), stable groove (46) and pull rod (47), the surface of bracing piece (41) and the inner wall overlap joint of first supporting groove (14), connecting groove (42) have all been seted up to the left surface and the right flank of bracing piece (41), the inside movable mounting of connecting groove (42) has connecting block (43), connecting block (43) are through the inner wall swing joint of spring (44) and connecting groove (42), the one end of spring (44) and the inner wall overlap joint of circular slot (141) are kept away from to connecting block (43), the positive fixed mounting of bracing piece (41) has pull rod (47), the one end that bracing piece (41) were kept away from in pull rod (47) extends to the inside of regulation hole (15).

2. A conveniently stowed domestic adjustable escalator as claimed in claim 1, further comprising: the limiting mechanism (5) comprises a limiting block (51) and a pressure spring (52), and the limiting block (51) is movably connected with the inner wall of the telescopic groove (16) through the pressure spring (52).

3. A conveniently stowed domestic adjustable escalator as claimed in claim 2, wherein: the one end shape that flexible groove (16) was kept away from in stopper (51) is the arc, activity hole (13) have been seted up to the inside of fly leaf (11), the specification of stopper (51) and the specification looks adaptation of activity hole (13).

4. A conveniently stowed domestic adjustable escalator as claimed in claim 1, further comprising: the inside fixed mounting of connecting groove (42) has stabilizer bar (45), stable groove (46) have been seted up to the inside of connecting block (43), the one end of connecting groove (42) is kept away from in stabilizer bar (45) is pegged graft with the inside of stable groove (46), the one end shape that spring (44) were kept away from in connecting block (43) is the arc.

5. A conveniently stowed domestic adjustable escalator as claimed in claim 1, further comprising: the bottom end of the first fixing rod (1) is fixedly provided with an anti-slip pad (17), the bottom end of the second fixing rod (3) is fixedly provided with the anti-slip pad (17), and the anti-slip pad (17) is a rubber pad.

6. A conveniently stowed domestic adjustable escalator as claimed in claim 1, further comprising: the specification of bracing piece (41) and the specification looks adaptation of second support groove (32), the quantity of connecting plate (2) is ten and every five sets up respectively in the opposite face of two first dead levers (1) and the opposite face of two second dead levers (3) as a set of.