CN113374192B

CN113374192B - High-safety stair mechanism and construction process thereof

Info

Publication number: CN113374192B
Application number: CN202110781309.9A
Authority: CN
Inventors: 赵小明
Original assignee: Shanghai Famaqiang Construction Engineering Co ltd
Current assignee: Shanghai Famaqiang Construction Engineering Co ltd
Priority date: 2021-07-10
Filing date: 2021-07-10
Publication date: 2022-06-24
Anticipated expiration: 2041-07-10
Also published as: CN113374192A

Abstract

The application relates to a high security stair mechanism and construction process thereof, including stair body and the railing of setting on the stair body, fixedly connected with handrail strip on the railing, sliding connection has the slide on the handrail strip, is equipped with worm gear drive mechanism, drive gear and the driving motor who drives worm gear drive mechanism and move on the slide, the lateral wall of handrail strip be equipped with be used for with drive gear engagement's tooth's socket, be equipped with the fixing device who is used for the stationary personnel hand on the slide, be equipped with the button switch that supplies personnel's finger to press on the slide. By arranging the sliding seat and the fixing device, the hand of the old can be limited and fixed, so that the old is not easy to fall down when going down stairs; by arranging the first splicing part and the second splicing part, a user can adjust the limiting opening through the size of the wrist of the user so as to adapt to actual conditions; through setting up lifter plate, screw mechanism for the user can rise through self and adjust fixing device's height, and is comparatively convenient.

Description

High-safety stair mechanism and construction process thereof

Technical Field

The application relates to the field of building structures, in particular to a high-safety stair mechanism and a construction process thereof.

Background

Staircases are a building design for connecting large vertical distances, and are used for traffic communication between floors and when the height difference is large.

The building body usually comprises stair sections, a stair platform, handrails and handrail strips, wherein the handrails and the handrail strips are enclosure members arranged on the free sides of the stair sections and the platform and have certain strength and rigidity so as to be supported by people.

However, for special people, such as the elderly, the body is weak, the strength of hands and feet is small, the center of gravity is unstable or the stairs are stepped on, the strength of hands is not easy to grasp the handrail strip, and the handrail strip is easy to fall down.

Disclosure of Invention

In order to make the old person be difficult for falling down, this application provides a high security stair mechanism and construction process thereof.

The application provides a high security stair mechanism adopts following technical scheme:

the utility model provides a high security stair mechanism, includes stair body and the railing of setting on stair body, fixedly connected with handrail strip on the railing, sliding connection has the slide on the handrail strip, be equipped with worm gear drive mechanism, drive gear and the driving motor who drives worm gear drive mechanism and move on the slide, drive gear is rotated by the drive of worm gear drive mechanism, the lateral wall of handrail strip is equipped with the tooth's socket that is used for with drive gear meshing, the tooth's socket is equipped with a plurality ofly along the length direction interval of handrail strip, be equipped with the fixing device who is used for the fixed personnel hand on the slide, be equipped with the button switch that supplies personnel's finger to press on the slide, button switch is used for starting driving motor.

Through adopting above-mentioned technical scheme, the old man can pass through fixing device with the hand and fix on the slide, and the back is removed along with the slide through pressing button switch, and when the old man steps on empty, the slide can remain static because worm gear drive mechanism's locking, and in addition the hand of old man is fixed on fixing device, the slide can be through holding the hand of old man, makes the old man be difficult for falling down when stepping on empty.

Preferably, fixing device includes the mounting, installs the stop gear on the mounting, stop gear includes electronic lead screw, locating part one, locating part two, locating part one is fixed on the mounting, two sliding connection of locating part are on the mounting, locating part two and electronic lead screw threaded connection, electronic lead screw is used for driving two moving in order to form the restriction mouth towards locating part one of locating part, the inner wall of restriction mouth is used for pasting mutually with personnel's wrist.

Through adopting above-mentioned technical scheme, personnel can prevent the hand between locating part one, locating part two, later through starting electronic lead screw, make locating part two remove towards locating part one and form the restriction mouth, prescribe a limit to personnel's arm.

Preferably, the first locating part rotates and is equipped with concatenation portion one, the lateral wall of concatenation portion one is equipped with splices interface one, it is equipped with a plurality ofly, a plurality ofly to splice interface one along the circumference of concatenation portion one the size difference of splicing interface one, two rotations of locating part are equipped with concatenation portion two, the lateral wall of concatenation portion two is equipped with splices interface two, it is equipped with a plurality ofly, a plurality ofly to splice interface two to splice interface one correspondingly the size difference of splicing interface two, splice interface two is used for forming the restriction mouth with a combination of concatenation mouth one, concatenation portion one is equipped with and is used for splicing portion two, splices a fixed locking piece of portion one.

By adopting the technical scheme, personnel can select the splicing opening I and the splicing opening II corresponding to the sizes of the arms by rotating the first limiting part and the second limiting part to form a proper limiting opening.

Preferably, the locking piece articulates on concatenation portion one, the articulated shaft direction of locking piece is along the horizontal direction, two tops in concatenation portion are equipped with the locking groove that supplies the locking piece to rotate the embedding, the size of locking groove and the size looks adaptation of locking piece.

Through adopting above-mentioned technical scheme, the setting of locking piece, locking groove can restrict the rotation of concatenation portion one, concatenation portion two, makes the restriction mouth that forms remain stable.

Preferably, the two side walls of the locking piece in the width direction are used for being attached to the two side groove walls of the locking groove in the width direction, and the two ends of the locking groove penetrate through the two back side walls of the splicing part II.

Through adopting above-mentioned technical scheme, personnel can be in the back that the two angle modulation of concatenation portion one, concatenation portion finish, with locking piece embedding locking groove, inject the position of concatenation portion one, concatenation portion two, when electronic lead screw drive concatenation portion two removed, lead to and spacing concatenation portion two simultaneously, avoid concatenation portion two to rotate this in-process spontaneous again.

Preferably, the inner walls of the splicing port I and the splicing port II are respectively provided with a flexible layer.

By adopting the technical scheme, the wrist of a person is not easy to feel uncomfortable after being attached to the inner wall of the limiting opening.

Preferably, the mounting includes fixed plate, lifter plate and fixed plate sliding connection, fixed plate and slide fixed connection, the fixed plate is equipped with and is used for driving the gliding lead screw mechanism of lifter plate along vertical direction, stop gear is located the lifter plate.

Through adopting above-mentioned technical scheme, the setting of lifter plate for personnel can adjust fixing device's height through screw mechanism, with the crowd of adaptation different heights.

Preferably, the circumferential side wall of the lifting plate is provided with a fillet.

Through adopting above-mentioned technical scheme, the setting of fillet makes personnel's hand place behind the lifter plate, can not contradict and feel uncomfortable by the edges and corners of lifter plate avris.

A construction process of a high-safety stair mechanism is characterized by comprising the following steps:

s1: installing a building body;

s2: fixing the handrail on the building body through bolts;

s3: the handrail strip is fixedly arranged on the handrail through a bolt;

s4: mounting a rack on the side wall of the handrail strip to form a tooth groove;

s5: the carriages are mounted to the handrail.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the sliding seat and the fixing device, the hand of the old can be limited and fixed, so that the old is not easy to fall down when going down stairs;

by arranging the first splicing part and the second splicing part, a user can adjust the limiting opening through the size of the wrist of the user so as to adapt to the actual situation;

through setting up lifter plate, screw mechanism for the user can rise the height of adjusting fixing device through self, and is comparatively convenient.

Drawings

Fig. 1 is a perspective view of a high-safety stair mechanism according to embodiment 1 of the present application.

Fig. 2 is a schematic structural diagram of a worm gear transmission mechanism of a high-safety stair mechanism according to embodiment 1 of the present application.

Fig. 3 is a schematic structural view of a sliding table of a high-safety stair mechanism according to embodiment 1 of the present application.

Fig. 4 is a partial structural view of a high-safety stair mechanism according to embodiment 1 of the present application.

Fig. 5 is a schematic structural diagram of a limiting mechanism of a high-safety stair mechanism according to embodiment 1 of the present application.

Fig. 6 is a schematic structural view of a slide table of a high-safety stair mechanism according to embodiment 2 of the present application.

Description of reference numerals: 1. a stair body; 2. a railing; 3. a handrail strip; 31. a tooth socket; 32. a rack; 4. a slide base; 41. a drive gear; 42. a worm gear; 43. a worm; 44. a connecting shaft; 45. a drive motor; 46. abutting against the roller; 5. a fixing device; 51. a fixing member; 511. a fixing plate; 512. a lifting plate; 513. round corners; 514. a chute; 515. a ring groove; 516. a mounting ring; 52. a limiting mechanism; 521. an electric screw rod; 522. a first limiting part; 523. a second limiting part; 524. a first splicing part; 525. a second splicing part; 526. splicing the interface I; 527. splicing the interface II; 528. a restriction port; 529. a flexible layer; 53. a screw mechanism; 531. a lifting screw rod; 532. rotating the handle; 54. a locking member; 55. mounting grooves; 56. a locking groove; 57. a push button switch; 58. a reverse switch; 59. controlling a first switch; 6. and controlling a second switch.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example 1:

the embodiment of the application discloses high security stair mechanism. Referring to fig. 1, a high security stair mechanism, including stair body 1 and the railing 2 of setting on stair body 1, railing 2 passes through bolt fixed connection with stair body 1, and railing 2 is provided with a plurality ofly along the length direction of stair body 1, 2 top fixedly connected with handrail strip 3 of railing, and handrail strip 3 also passes through bolt and 2 fixed connection of railing, and the width size of handrail strip 3 is greater than the diameter size of railing 2.

Referring to fig. 1 and 2, a sliding seat 4 is slidably connected to the handrail 3, the sliding direction of the sliding seat 4 is along the length direction of the handrail 3, a plurality of tooth grooves 31 are formed on the outer side wall of the handrail 3, the tooth grooves 31 are formed by a rack 32 fixed on the handrail 3, and the length direction of the rack 32 is along the length direction of the handrail 3.

The sliding seat 4 is provided with a driving gear 41 in a rotating mode, the driving gear 41 is meshed with the tooth grooves 31, the sliding seat 4 is provided with a worm gear transmission mechanism and a driving motor 45, the worm gear transmission mechanism comprises a worm gear 42, a worm 43 and a connecting shaft 44, the worm gear 42 and the driving gear 41 are coaxially fixed on the connecting shaft 44, the driving motor 45 is fixed on the sliding seat 4, an output shaft of the driving motor 45 is coaxially fixed with the worm 43, the worm 43 is meshed with the worm gear 42 to drive the worm gear 42 to rotate, and therefore the driving gear 41 is driven to rotate, and the driving gear 41 rolls along the length direction of the rack 32 to drive the sliding seat 4 to move.

Referring to fig. 3 and 4, the sliding base 4 is rotatably provided with an abutting roller 46, a rolling direction of the abutting roller 46 is along a length direction of the handrail 3, and the abutting roller 46 is used for abutting against a bottom of the handrail 3. The sliding base 4 is provided with a fixing device 5 for fixing the hand of a person, and the fixing device 5 comprises a fixing piece 51 and a limiting mechanism 52 arranged on the fixing piece 51. The fixing part 51 comprises a fixing plate 511, a lifting plate 512, the fixing plate 511 is fixedly connected with the sliding base 4, the surface of the fixing plate 511 is in the vertical direction, the fixing plate 511 is located on one side of the sliding base 4, which is far away from the rack 32, the lifting plate 512 is in sliding connection with the fixing plate 511, the sliding direction of the lifting plate 512 is in the vertical direction, the fixing plate 511 is provided with a screw rod mechanism 53 used for driving the lifting plate 512 to move, the screw rod mechanism 53 comprises a lifting screw rod 531, a rotating handle 532, the lifting screw rod 531 is rotationally connected with the fixing plate 511, the rotating handle 532 is fixedly connected with the lifting screw rod 531, the axial direction of the lifting screw rod 531 is in the vertical direction, a person can rotate the rotating handle 532 by rotating, and the lifting plate 512 is adjusted to move up and down. The circumferential side wall of the lifting plate 512 is provided with a fillet 513, and the limiting mechanism 52 is positioned on the lifting plate 512.

The limiting mechanism 52 comprises an electric screw rod 521, a first limiting part 522 and a second limiting part 523, wherein the first limiting part 522 is located on the top surface of the lifting plate 512, the electric screw rod 521 is fixedly installed on the lower surface of the lifting plate 512, a sliding chute 514 is arranged on the top surface of the lifting plate 512 in a penetrating manner, the second limiting part 523 is connected with the chute wall of the sliding chute 514 in a sliding manner, the bottom end of the second limiting part 523 penetrates through the sliding chute 514 to be in threaded connection with the electric screw rod 521, the length direction of an output shaft of the electric screw rod 521 is along the horizontal direction, and the sliding direction of the second limiting part 523 is arranged along the length direction of the output shaft of the electric screw rod 521. The first limiting part 522 and the second limiting part 523 are distributed at intervals along the length direction of the output shaft of the electric screw 521, and the second limiting part 523 is driven by the electric screw 521 to approach or depart from the first limiting part 522.

Referring to fig. 4 and 5, the top of the first limiting member 522 is rotated to be provided with a first splicing portion 524, the side wall of the first splicing portion 524 is provided with a first splicing port 526, the first splicing port 526 is provided with a plurality of splicing ports 524 along the circumferential direction of the first splicing portion 524, the first splicing ports 526 are different in size, the top of the second limiting member 523 is rotated to be provided with a second splicing portion 525, the side wall of the second splicing portion 525 is provided with a second splicing port 527, the second splicing port 527 corresponds to the first splicing port 526 and is provided with a plurality of splicing ports 526, the second splicing ports 527 are different in size and correspond to the first splicing port 526, and the first splicing port 526 and the second splicing port 527 are four in number in this embodiment.

Personnel can be through rotating concatenation portion 524 and concatenation portion two 525, in order to select concatenation mouth 526 and concatenation mouth two 527 that correspond self wrist size, make concatenation mouth 526 and concatenation mouth two 527 of selecting just right, later put into the wrist, later order about two 523 movements of locating part through electric lead screw 521, make concatenation portion 524 paste with concatenation portion two 525 mutually, make concatenation mouth 526 and concatenation mouth two 527 form restriction mouth 528, the inner wall of restriction mouth 528 can paste with personnel's wrist mutually, it is spacing to personnel's hand, pull personnel when the personnel are about to fall down, prevent that personnel from falling down.

The top of first concatenation portion 524 is equipped with locking piece 54, the mounting groove 55 of installation locking piece 54, locking piece 54 is the strip, locking piece 54 is articulated with first concatenation portion 524, the articulated shaft direction of locking piece 54 is along the horizontal direction, locking piece 54 corresponds first concatenation portion 524 and is equipped with four, the top of second concatenation portion 525 is seted up and is supplied locking piece 54 to rotate the locking groove 56 of embedding, locking groove 56 corresponds locking piece 54 and sets up, the size of locking groove 56 and the size looks adaptation of locking piece 54. The length direction of the locking groove 56 is along the radial direction of the second splicing part 525, when the first limiting part 522 and the second limiting part 523 are in a far away state, after the position adjustment of the first splicing part 524 and the second splicing part 525 is completed, a person can rotate the locking piece 54 to enable the locking piece 54 to enter the locking groove 56, and the length direction of the locking groove 56 and the length direction of the locking piece 54 are along the axial direction of the electric screw rod 521. At this time, the second splicing portion 525 is limited by the locking member 54, the second splicing portion 525 cannot rotate spontaneously, and the position of the second splicing portion 525 can be kept stable when the electric screw rod 521 drives the second limiting member 523 to move. Meanwhile, the side wall of the locking groove 56 in the width direction can limit the locking piece 54 and the first splicing part 524, so that the first splicing part 524 can not rotate spontaneously, the first splicing part 524 and the second splicing part 525 are kept stable when the electric screw rod 521 rotates, and the first splicing part 526 can be aligned with the corresponding second splicing part 527 to form a limiting opening 528. In addition, a flexible layer 529 is fixedly installed inside each splicing port one 526 and each splicing port two 527. Flexible layer 529 is rubber or sponge. The provision of the flexible layer 529 may enhance the comfort of a person's hand contacting the inner wall of the restriction opening 528.

Install the button switch 57 that supplies the personnel to point to press on the lifter plate 512, button switch 57 adopts from restoring to the throne normally to open button switch 57, and button switch 57 is used for controlling driving motor 45 corotation, and button switch 57's position sets up to: the push button switch 57 is located under the person's finger when the person's wrist is attached to the inner wall of the restricted mouth 528. The lifting plate 512 is also provided with a reverse switch 58 for controlling the driving motor 45 to reversely rotate, the reverse switch 58 also adopts a self-reset normally-open button switch 57, and the reverse switch 58 is close to the button switch 57. The outer lifting plate 512 is also provided with a first control switch 59 and a second control switch 6 for controlling the forward and reverse rotation of the electric screw rod 521.

The implementation principle of a high security stair mechanism of the embodiment of the application is as follows: when the personnel descend the stair, the personnel can be through rotating splice portion 524 and splice portion two 525, select corresponding splice mouth 526, behind splice mouth two 527, rotate locking piece 54, make locking piece 54 imbed locking groove 56, place the wrist in splice portion 524 again, between splice portion two 525, later press control switch 59 and make splice portion two 525 remove towards splice portion 524 and form restriction mouth 528 spacing with the personnel wrist, the personnel can press button switch 57 through the finger and make the speed of slide 4 and self descending the stair synchronous this moment, if the personnel fell down in this process, then splice portion 524 and splice portion two 525 can prevent the personnel wrist from breaking away from restriction mouth 528, thereby play the effect that prevents the personnel to fall down.

Example 2:

the present embodiment is different from embodiment 1 in that: referring to fig. 6, the top surface of the lifting plate 512 is provided with a ring groove 515 and a mounting ring 516, the mounting ring 516 is embedded into the ring groove 515, the mounting ring 516 is rotatably connected with the inner wall of the embedded ring groove 515, the shape of the mounting ring 516 is matched with that of the ring groove 515, a first limiting member 522 and a second limiting member 523 are surrounded by the mounting ring 516, and the push switch 57, the reverse switch 58, the first control switch 59 and the second control switch 6 are all located on the top surface of the mounting ring 516. When people go upstairs, the mounting ring 516 can be rotated, so that the reversing switch 58 rotates to the other sides of the first limiting part 522 and the second limiting part 523, and people can use the mechanism when going upstairs conveniently, so that the mechanism is ingenious.

The application also provides a construction process of the high-safety stair mechanism.

A construction process of a high-safety stair mechanism comprises the following steps:

s1: installing a building body;

s2: after the building body is installed, the railing 2 is fixed on the building body through a bolt;

s3: the handrail strip 3 is fixedly arranged on the handrail 2 through bolts;

s4: installing a rack 32 on the side wall of the handrail strip 3 to form a tooth groove 31, wherein the rack 32 is fixed on the side wall of the handrail strip 3 far away from the building body through a bolt;

s5: all install driving motor 45, worm gear drive, fixing device 5 on the slide 4, install handrail strip 3 with slide 4 on, later with butt gyro wheel 46 install slide 4 again to carry out further spacing to slide 4, accomplish the construction.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high security stair mechanism, includes stair body (1) and sets up railing (2) on stair body (1), fixedly connected with handrail strip (3), its characterized in that on railing (2): the handrail strip (3) is connected with a sliding seat (4) in a sliding manner, a worm gear transmission mechanism, a driving gear (41) and a driving motor (45) for driving the worm gear transmission mechanism to run are arranged on the sliding seat (4), the driving gear (41) is driven to rotate by the worm gear transmission mechanism, tooth grooves (31) which are meshed with the driving gear (41) are formed in the side wall of the handrail strip (3), a plurality of tooth grooves (31) are formed at intervals along the length direction of the handrail strip (3), a butt roller (46) is arranged on the sliding seat (4) in a rotating manner, the rolling direction of the butt roller (46) is along the length direction of the handrail strip (3), the butt roller (46) is used for abutting against the bottom of the handrail strip (3), a fixing device (5) for fixing the hand of a person is arranged on the sliding seat (4), and a button switch (57) which is pressed by the finger of the person is arranged on the sliding seat (4), the button switch (57) is used for starting the driving motor (45); the fixing device (5) comprises a fixing piece (51) and a limiting mechanism (52) arranged on the fixing piece (51), the limiting mechanism (52) comprises an electric screw rod (521), a first limiting piece (522) and a second limiting piece (523), the first limiting piece (522) is fixed on the fixing piece (51), the second limiting piece (523) is connected to the fixing piece (51) in a sliding mode, the second limiting piece (523) is connected with the electric screw rod (521) in a threaded mode, the electric screw rod (521) is used for driving the second limiting piece (523) to move towards the first limiting piece (522) to form a limiting opening (528), and the inner wall of the limiting opening (528) is used for being attached to the wrist of a person; the limiting part I (522) is rotatably provided with a splicing part I (524), the side wall of the splicing part I (524) is provided with a splicing port I (526), the splicing port I (526) is circumferentially provided with a plurality of splicing ports I (526), the sizes of the splicing ports I (526) are different, the limiting part II (523) is rotatably provided with a splicing part II (525), the side wall of the splicing part II (525) is provided with a splicing port II (527), the splicing port II (527) is provided with a plurality of splicing ports I (526) correspondingly, the sizes of the splicing ports II (527) are different, the splicing port II (527) is used for being combined with the splicing port I (526) to form a limiting port (528), and the splicing part I (524) is provided with a locking piece (54) for fixing the splicing part II (525) and the splicing part I (524); locking piece (54) articulate on concatenation portion one (524), the articulated shaft direction of locking piece (54) is along the horizontal direction, concatenation portion two (525) tops are equipped with and supply locking piece (54) to rotate locking groove (56) of embedding, the size of locking groove (56) and the size looks adaptation of locking piece (54), the axial of electronic lead screw (521) is all followed to the length direction of locking groove (56) and the length direction of locking piece (54).

2. A high security stair mechanism according to claim 1 wherein: the two side walls of the width direction of the locking piece (54) are used for being attached to the two side groove walls of the width direction of the locking groove (56), and the two ends of the locking groove (56) penetrate through the two side walls, back to the two side walls, of the splicing part II (525).

3. A high security stair mechanism according to claim 1 wherein: the inner walls of the first splicing port (526) and the second splicing port (527) are respectively provided with a flexible layer (529).

4. A high security stair mechanism according to claim 1 wherein: fixing piece (51) are including fixed plate (511), lifter plate (512) and fixed plate (511) sliding connection, fixed plate (511) and slide (4) fixed connection, fixed plate (511) are equipped with and are used for driving lifter plate (512) along the gliding screw mechanism (53) of vertical direction, stop gear (52) are located lifter plate (512).

5. A high security stair mechanism according to claim 4 wherein: the circumferential side wall of the lifting plate (512) is provided with a fillet (513).

6. A construction process of a high-safety stair mechanism based on any one of claims 1-5 is characterized by comprising the following steps of:

s1: installing a stair body;

s2: the railing (2) is fixed on the stair body through bolts;

s3: the handrail strip (3) is fixedly arranged on the handrail (2) through bolts;

s4: mounting a rack (32) on the side wall of the handrail strip (3) to form a tooth groove (31);

s5: the slide (4) is mounted on the handrail strip (3).