CN218403257U

CN218403257U - Sill structure, elevator door assembly and elevator

Info

Publication number: CN218403257U
Application number: CN202222809588.8U
Authority: CN
Inventors: 李硕; 杨永富; 邓子平
Original assignee: Best Electromechanical Jiaxing Co ltd
Current assignee: Best Electromechanical Jiaxing Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-31
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a sill structure, elevator door component and elevator, the sill structure includes sill, connecting plate and guide, the sill sets up in the door body bottom of elevator, have the holding chamber in the sill, be equipped with the opening on the lateral wall of sill, the opening with the holding chamber communicates; the first end of the connecting plate is connected with the door body, and the second end of the connecting plate extends into the accommodating cavity through the opening; the guide piece is arranged in the accommodating cavity, and the guide piece is arranged on the second end; the side wall of the sill opening is bent towards the containing cavity to form a flange, and the flange is used for limiting the guide piece. The utility model discloses technical scheme is when removing the guide with relative roll between the sill reduces the required moment of switch door widely. And the sill is provided with a flanging to limit the guide piece, so that the anti-falling function is realized.

Description

Sill structure, elevator door assembly and elevator

Technical Field

The utility model relates to an elevator technical field, in particular to sill structure, lift-cabin door subassembly and elevator.

Background

In the existing elevator door guide structure, a door sliding block is installed on an elevator door, a sill is provided with a sliding groove, and the door sliding block slides in the sliding groove, so that the guide effect on the elevator door is realized, and the door sliding block and the sill are directly in sliding friction. At present, in order to adapt to outdoor use environment with severe conditions, a part of elevator door guide structures arrange the sliding groove on the side surface or the bottom of the sill, thereby preventing dust and foreign matters from entering from the sliding groove.

However, the sliding groove is disposed at the bottom, and the door slider needs to be mounted around the bottom of the sill through the connecting member, thereby resulting in a high overall thickness. When the sliding groove is arranged on the side wall, the elevator door inclines under the condition of large wind power or external force to cause the door sliding block to be separated from the sliding groove.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main mesh provides a sill structure, elevator door subassembly and elevator aims at solving among the prior art when the sliding tray setting is on the sill lateral wall, the great and technical problem of deviating from easily of door slider thickness.

In order to achieve the above object, the utility model provides a sill structure, sill structure includes:

the elevator door comprises a sill, a door body and a door body, wherein the sill is arranged at the bottom of the door body of the elevator, an accommodating cavity is arranged in the sill, an opening is formed in the side wall of the sill, and the opening is communicated with the accommodating cavity;

the first end of the connecting plate is connected with the door body, and the second end of the connecting plate extends into the accommodating cavity through the opening;

a guide disposed within the receiving cavity and on the second end;

the side wall of the opening of the sill is bent towards the containing cavity to form a flanging, and the flanging is used for limiting the guide piece.

Optionally, the guide is installed at the bottom of the second end of the connecting plate, and the sill side wall below the sill opening is bent into the accommodating cavity to form the flange so as to limit the guide.

Optionally, a guide part is arranged on the side wall of the sill, and the guide part is arranged opposite to the opening;

and in the direction from the top to the bottom of the sill, the distance from the guide part to the opening is gradually arranged in a tapering manner.

Optionally, the bottom of the guide is flush with the bottom height of the opening.

Optionally, the guide comprises:

a rivet shaft disposed on the second end;

and an inner ring of the rolling bearing is sleeved on the riveting shaft.

Optionally, the guide further includes a buffer rubber ring, and the buffer rubber ring is sleeved on the outer ring of the rolling bearing.

Optionally, the connecting plate is towards deviating from one side of the door body is protruding to be formed with the dodging groove of "C" font, the second end stretches into when the opening, the part in holding chamber is located in the dodging groove.

Optionally, a mounting opening is further formed in the side wall of the sill, the mounting opening and the opening are located on the same side of the sill, and the mounting opening is communicated with the opening.

Furthermore, for solving the above problem, the utility model also provides a lift-cabin door subassembly, lift-cabin door subassembly includes the door body of elevator and as above-mentioned sill structure, the sill structure sets up door body bottom.

Furthermore, for solving the above problem, the utility model discloses an elevator has still been provided, the elevator is applied as above-mentioned elevator door subassembly.

The utility model discloses technical scheme is when removing the guide with relative roll between the sill reduces the required moment of switch door widely. And the sill is provided with a flanging to limit the guide piece, so that the anti-falling function is realized. Therefore, the guide piece can be prevented from being separated from the accommodating cavity on the premise of reducing the thickness of the guide piece. The whole thickness of the sill structure is reduced, the safety is greatly improved, and the normal opening and closing of the elevator door are ensured. The surface of the guide piece still plays the effect of making an uproar, falling the installation mouth of guide piece is seted up through buffering rubber ring both ends, and is convenient the installation and the maintenance of guide piece are changed, improve the convenience.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a structural side view of an elevator door assembly of the present invention;

fig. 2 is a side view of the sill structure of the present invention;

fig. 3 is a structural side view of the assembly structure of the connecting plate and the guide member of the sill structure of the present invention;

fig. 4 is a structural elevation view of an elevator door assembly of the present invention;

fig. 5 is a side view of the structure of an embodiment of an elevator door assembly of the present invention;

fig. 6 is a side view of another embodiment of an elevator door assembly according to the present invention.

Fig. 7 is a side view of the structure of yet another embodiment of an elevator door assembly of the present invention.

The reference numbers indicate:

reference numerals	Name (R)	Reference numerals	Name(s)
				10	Door body	20	Sill
21	Containing cavity	22	Opening(s)
				23	Flanging	24	Cleaning mouth
25	Fixing port	26	Guide part
				27	Mounting port	30	Connecting plate
31	First end	32	Second end
				33	Dodging groove	40	Guide piece
41	Riveting shaft	42	Rolling bearing
				43	Buffer rubber ring

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a sill structure, please refer to fig. 1-3, sill structure includes sill 20, connecting plate 30 and guide 40, and connecting plate 30 and guide 40 cooperate the boots structure of leading that forms the elevator. The sill 20 is arranged at the bottom of the door body 10, an accommodating cavity 21 is arranged in the sill 20, an opening 22 is arranged on the side wall of the sill 20, and the opening 22 is communicated with the accommodating cavity 21; the first end 31 of the connecting plate 30 is connected with the door body 10, and the second end 32 of the connecting plate 30 extends into the accommodating cavity 21 through the opening 22; the guide piece 40 is arranged in the accommodating cavity 21, and the guide piece 40 is rotatably arranged on the second end 32; the side wall of sill opening 22 department is bent to be formed with the turn-ups in holding chamber 21, and turn-ups 23 is used for spacing to guide 40.

The guide piece 40 is fixed on the door body 10 through the connecting plate 30, the sill 20 is installed at the bottom of the door body 10, and when the assembly is performed, the guide piece 40 is installed in the accommodating cavity 21 of the sill 20, so that in the moving process of the door body 10, the guide piece 40 rolls in the accommodating cavity 21 to realize the guide effect. Specifically, the doorsill 20 has a long strip structure, and the extending direction of the doorsill 20 is parallel to the moving direction of the door 10, so as to ensure that the guide member 40 moves in the doorsill 20 along with the door 10.

The connecting plate 30 includes a first end 31 and a second end 32, and the first end 31 is fixed to the door 10 by bolts or screws. Wherein, sill 20 can adopt the structure of similar cuboid, and sill 20 includes diapire, roof and lateral wall, and the roof is the face towards door body 10 one side, and the diapire is for deviating from the face of door body 10 one side, and the lateral wall then has a plurality ofly, is for lieing in face all around between roof and the diapire respectively. The opening 22 is located on the side wall of the sill 20, and the second end 32 extends into the opening 22 and extends into the accommodating cavity 21 to be connected with the guide member 40, so as to fix the guide member 40, and the guide member 40 moves along with the movement of the door body 10.

During normal assembly, the position of the second end 32 is flush with the position of the opening 22, and the guide 40 is installed at the bottom of the second end 32, so that the guide 40 is located below the opening 22, in this embodiment, the sill side wall below the opening 22 is bent towards the inside of the accommodating cavity 21 to form a flange 23, and the guide 40 below the opening 22 is limited by the flange 23, so as to prevent the guide 40 from being pulled out of the opening 22. Referring to fig. 5 and 6, when receiving the wind direction in the direction a, the guide 40 abuts against the side wall of the opening 22 of the sill 20; when receiving the wind direction in the direction B, the guide 40 abuts against the side wall of the sill 20 opposite to the opening 22; it can be seen that, when the wind direction in the direction a is received, the guide 40 may be separated from the opening 22, and the flange 23 may be disposed to block the top of the guide 40 by the flange 23, so that the guide 40 cannot move to the opening 22 side, thereby preventing the guide 40 from sliding to the position of the opening 22 and separating from the opening, and improving the overall stability.

Referring to fig. 7, when the door 10 is impacted by an external force F, the door 10 is inclined, and the guide 40 abuts against the sidewall of the opening side of the sill 20, i.e., the door is horizontally limited by the sill 20, and is vertically limited by the flange 23. On the contrary, when the external force F impacts in the opposite direction, the guide 40 abuts against the other side wall of the sill 20 without the opening 22, and the limiting effect on the guide 40 can be achieved.

In addition, because the flanging 23 plays a limiting role in the guide piece 40, the thickness of the guide piece 40 does not need to be increased, and the whole thickness of the sill structure is reduced.

It should be noted that, when the guide 40 is disposed above the second end 32, the side wall of the sill above the opening 22 may be correspondingly bent into the accommodating cavity 21 to form the flange 23, so that the lower portion of the guide 40 is limited by the flange 23 in the vertical direction.

The utility model discloses technical scheme rolls relatively between guide 40 and the sill 20 when removing, reduces the required moment of switch door widely. And set up turn-ups 23 on sill 20 and come to spacing to guide 40, play the anticreep effect. Therefore, the guide member 40 can be prevented from being separated from the accommodating cavity 21 on the premise of reducing the thickness of the guide member 40. The whole thickness of the sill structure is reduced, the safety is greatly improved, and the normal opening and closing of the elevator door are ensured. The surface of the guide piece 40 also plays a role of noise reduction through the buffer rubber ring, and the mounting openings 27 of the guide piece 40 are formed at the two ends of the sill 20, so that the guide piece 40 is convenient to mount, maintain and replace, and the convenience is improved.

Further, a guide portion 26 is disposed on a side wall of the sill 20, and the guide portion 26 is disposed opposite to the opening 22; in the direction from the top to the bottom of the sill 20, the distance between the guide portion 26 and the opening 22 is gradually set, that is, the guide portion 26 is inclined, the upper end of the inclined guide portion 26 is close to the opening 22, and the lower end of the inclined guide portion 26 is far away from the opening 22.

The guide portion 26 and the opening 22 are respectively disposed on the side walls of the opposite sides in the accommodating chamber 21. When the second end 32 with the guide member 40 is inserted into the accommodating chamber 21 during assembly, the guide member 40 abuts against the guide portion 26. The door body 10 or the connecting plate 30 is moved downward along with the guide portion 26 only by pressing forward, thereby improving the convenience of installation of an installer.

The bottom of the guide 26 is flush with the bottom of the opening 22 to ensure that the guide 40 is at the bottom of the flange 23 after being installed in place, thereby preventing the guide 40 from being stuck on the flange 23.

Further, a cleaning opening 24 is formed in the bottom wall of the sill 20, and the cleaning opening 24 is communicated with the accommodating cavity 21.

In practical applications, although the opening 22 is formed at the side of the sill 20, the sill 20 is not fully enclosed, and some dust or foreign materials may still enter. Therefore, in this embodiment, a cleaning opening 24 is further disposed on the bottom wall of the sill 20, and the accommodating cavity 21 can be cleaned through the cleaning opening 24. And dust and foreign materials can be discharged through the cleaning port 24 at the bottom by gravity.

Further, the guide 40 includes a rivet shaft 41 and a rolling bearing 42, the rivet shaft 41 being provided on the second end 32; an inner ring of the rolling bearing 42 is fitted over the rivet shaft 41.

The rolling bearing 42 is fixed to the second end 32 by a rivet shaft 41. The inner ring of the rolling bearing 42 is sleeved on the riveting shaft 41, and the outer ring of the rolling bearing 42 is in rolling connection with the side wall of the sill 20 to realize the guiding function.

In addition, the outer wall of the outer ring of the rolling bearing 42 can be sleeved with a buffering rubber ring 43, and the buffering rubber ring 43 can be made of rubber materials, so that buffering is achieved, and noise in the door opening and closing process is effectively reduced. The frictional resistance between the rolling bearing 42 and the doorsill 20 is small regardless of the wind direction, so that the door 10 can be normally opened and closed.

Further, the connecting plate 30 protrudes toward a side away from the door body 10 to form a C-shaped avoiding groove 33, and when the second end 32 extends into the opening 22, a portion of the accommodating cavity 21 is located in the avoiding groove 33. Since the opening 22 is formed on the side wall of the sill 20, it is necessary to adjust the shape of the connecting plate 30 so that the second end 32 can protrude into the opening 22. In this embodiment, the C-shaped avoiding groove 33 is adopted, the extending direction of the second end 32 is changed to be inserted into the opening 22 in parallel, and the rest part can be tightly attached to the side wall of the sill 20, so that the overall occupied space is reduced.

Further, as shown in fig. 4, the side wall of the sill 20 is further provided with a mounting opening 27, the mounting opening 27 and the opening 22 are located on the same side of the sill 20, and the mounting opening 27 is communicated with the opening 22. In order to further improve the stability of the sill structure, the width of the opening 22 is only adapted to the thickness of the connecting plate 30, i.e. much less than the thickness of the rolling bearing 42, preventing the rolling bearing 42 from coming out. Therefore, a mounting opening 27 with a larger thickness can be provided at any position of the structure of the sill 20, and the rolling bearing 42 can enter the accommodating cavity 21 of the sill 20 through the mounting opening 27. The mounting opening 27 communicates with the opening 22, so that after the rolling bearing 42 enters the accommodating chamber 21, the position of the connecting plate 30 in the opening 22 can be adjusted to align the guide 40 with the mounting opening 27.

The number of the guide members 40 may be two or more, and after one of the rolling bearings 42 enters the accommodating cavity 21, the door body 10 may be slid, so that the next rolling bearing 42 is aligned with the mounting opening 27. By arranging a plurality of rolling bearings 42, when one rolling bearing 42 passes through the mounting opening 27 in the sliding process, the rolling bearing 42 is prevented from being separated under the limiting action of the other rolling bearing 42.

Further, a fixing hole 25 for mounting a rivet is provided on the bottom wall of the sill 20. The fixing port 25 is used for passing through a rivet or a screw, etc. to ensure that the sill 20 can be stably installed on an external structure. The stability of sill structure is improved.

Furthermore, for solving the above-mentioned problem, the utility model also provides a lift-cabin door subassembly, lift-cabin door subassembly include the door body of elevator and as above-mentioned sill structure, the sill structure sets up in door body bottom. The utility model discloses technical scheme rolls relatively between guide 40 and the sill 20 when removing, reduces the required moment of switch door widely. And set up turn-ups 23 on sill 20 and come to spacing to guide 40, play the anticreep effect. Therefore, the guide member 40 can be prevented from being separated from the accommodating cavity 21 on the premise of reducing the thickness of the guide member 40. The whole thickness of the sill structure is reduced, the safety is greatly improved, and the normal opening and closing of the elevator door are ensured. The surface of the guide piece 40 also plays a role in reducing noise through the buffer rubber ring, and the mounting openings 27 of the guide piece 40 are formed at the two ends of the sill 20, so that the guide piece 40 is convenient to mount, maintain and replace, and the convenience is improved.

Furthermore, for solving the above problem, the utility model discloses still provide an elevator, the elevator is applied like foretell elevator door subassembly. The utility model discloses technical scheme rolls relatively between guide 40 and the sill 20 when removing, reduces the required moment of switch door widely. And set up turn-ups 23 on sill 20 and come to spacing guide 40, play the anticreep effect. Therefore, the guide member 40 can be prevented from being separated from the accommodating cavity 21 on the premise of reducing the thickness of the guide member 40. The whole thickness of the sill structure is reduced, the safety is greatly improved, and the normal opening and closing of the elevator door are ensured. The surface of the guide piece 40 also plays a role in reducing noise through the buffer rubber ring, and the mounting openings 27 of the guide piece 40 are formed at the two ends of the sill 20, so that the guide piece 40 is convenient to mount, maintain and replace, and the convenience is improved.

The above is only the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent structures made by the contents of the specification and the drawings are utilized under the idea of the present invention, or directly/indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A sill structure, characterized in that it comprises:

a guide disposed within the receiving cavity and on the second end;

2. The sill structure of claim 1, wherein the guide member is mounted to a bottom of the second end of the connecting plate, and a sidewall of the sill below the opening of the sill is bent into the receiving cavity to form the flange for limiting the guide member.

3. The sill structure of claim 1, wherein a guide is provided on a side wall of the sill, the guide being disposed opposite the opening;

4. The sill structure of claim 3, wherein a bottom of the guide is level with a bottom of the opening.

5. The sill structure of claim 1, wherein the guide includes:

a rivet shaft disposed on the second end;

and an inner ring of the rolling bearing is sleeved on the riveting shaft.

6. The sill structure of claim 5, wherein the guide further comprises a cushion rubber ring, the cushion rubber ring being fitted over an outer ring of the rolling bearing.

7. The sill structure of claim 1, wherein the connecting plate is raised toward a side away from the door body to form a "C" -shaped escape slot, and when the second end extends into the opening, a portion of the receiving cavity is located in the escape slot.

8. The sill structure of claim 1, further comprising a mounting opening formed in a side wall of the sill, wherein the mounting opening and the opening are located on the same side of the sill, and the mounting opening communicates with the opening.

9. An elevator door assembly, characterized in that the elevator door assembly comprises a door body of an elevator and the sill structure of any of claims 1-8, the sill structure being disposed at the bottom of the door body.

10. Elevator, characterized in that it is applied with an elevator door assembly as claimed in claim 9.