Barrier-free facility in elevator car

Abstract

The barrier-free facility in the elevator car comprises a first limiting plate, connecting parts are arranged on the two sides of the first limiting plate, a shifting mechanism used for moving the two connecting parts is arranged on the first limiting plate, a second connecting plate is arranged on the connecting parts, and a dovetail sliding groove is formed in the top end of the second connecting plate. The dovetail sliding groove is slidably connected with a dovetail sliding plate, the top end of one side of the dovetail sliding plate is rotationally connected with an L-shaped holding rod, and a plurality of first limiting grooves and second limiting grooves are formed in one side and the bottom end of the dovetail sliding groove at equal intervals correspondingly. Through the arrangement of the dovetail sliding plate, when a wheelchair rider uses the L-shaped holding rod, the position of the L-shaped holding rod can be adjusted left and right according to needs, after adjustment is not necessary, the limiting mechanism can be driven to operate only by rotating the L-shaped holding rod, under the action of the limiting mechanism, the dovetail sliding plate and the second connecting plate are fixed, then the L-shaped holding rod can be used for protection, operation is convenient and fast, and practicability is high. The use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of elevators, and in particular to a barrier-free facility in an elevator car. Background Art

[0002] At present, in order to protect the safety of wheelchair passengers, wheelchair passengers need to manually press the button and turn the handle to a vertical state for use, which is inconvenient to operate, and a T-shaped slide groove and a positioning groove need to be opened in the elevator body to install the facility, which is inconvenient to install and has low practicality.

[0003] The Chinese utility model patent (application number: 202023340318.4) discloses "a barrier-free passenger elevator car, including a car body, a base block is provided on the inner wall of the car body, a grip rod is rotatably connected to the base block, an opening groove is provided on the base block, and a plurality of connecting grooves connected to the opening groove are provided on the side wall of the base block, a limit rod is inserted in the connecting groove, a limit groove for inserting the limit rod is provided on the grip rod, a pressing block is inserted in the opening groove, and a connecting rod is hinged at one end of the limit rod extending into the opening groove, and the connecting rod is hinged to the pressing block at one end away from the limit rod, and a return spring is provided in the opening groove, and the return spring is arranged between the pressing block and the bottom surface of the opening groove. When the limit rod is inserted into the limit groove, the return spring is in a stress-free state. In the utility model, the limit rod can be moved out of the limit groove by pressing the pressing block, and the grip angle can be adjusted quickly and easily, so that the wheelchair user can hold it more conveniently and comfortably"; the above patent can prove the defects of the prior art.

[0004] Therefore, we make improvements to this and propose a barrier-free facility in the elevator car. Summary of the invention

[0005] The purpose of the utility model is to address the current problem that in order to protect the safety of wheelchair passengers, the wheelchair passengers need to manually press the button first and rotate the handle to a vertical state for use, which is inconvenient to operate, and a T-shaped slide groove and a positioning groove need to be opened in the elevator body to install the facility, which is inconvenient to install and has low practicality.

[0006] In order to achieve the above-mentioned purpose of the invention, the utility model provides barrier-free facilities in an elevator car to improve the above-mentioned problems.

[0007] The specific application is as follows:

[0008] The invention comprises a first limit plate, connecting parts are arranged on both sides of the first limit plate, a shifting mechanism for moving the two connecting parts is arranged on the first limit plate, a second connecting plate is arranged on the connecting part, the top end of the second connecting plate starts with a dovetail slide groove, a dovetail slide groove is slidably connected with a dovetail skateboard, the top end of one side of the dovetail skateboard is rotatably connected with an L-shaped gripping rod, a first limit groove and a second limit groove are equidistantly provided on one side and the bottom end of the dovetail slide groove, a limit mechanism matching the first limit groove is arranged between the dovetail skateboard and the L-shaped gripping rod, and a positioning part matching the second limit groove is arranged at the bottom of the dovetail skateboard.

[0009] As a preferred technical solution of the present application, the connecting portion includes a limiting block, the limiting block is arranged on one side of the first limiting plate, and a rubber layer is fixedly provided on one side of the limiting block.

[0010] As a preferred technical solution of the present application, the shifting mechanism includes two pistons, a piston groove is opened at the bottom of the first limit plate, and the pistons are located on both sides of the piston groove, a limit rod is fixedly provided on one side of the piston, and one end of the limit rod passes through the first limit plate and is fixedly connected to the limit block.

[0011] As a preferred technical solution of the present application, the shifting mechanism also includes a cover plate, and a slot matching the cover plate is opened in the middle of the top of the first limiting plate, and an air nozzle is fixed at the bottom end of the slot. The air nozzle is located between the two pistons, and the air nozzle is communicated with the piston groove.

[0012] As a preferred technical solution of the present application, the limiting mechanism consists of a first limiting part and a second limiting part.

[0013] As a preferred technical solution of the present application, the first limiting portion is a gear, the gear is fixedly mounted on the L-shaped gripping rod, and the gear is interlaced and connected with the dovetail slide.

[0014] As a preferred technical solution of the present application, the second limiting portion includes a rack, a first limiting groove matching the rack is opened at the top of the dovetail skateboard, one side of the top of the rack is meshed with the gear, a second limiting groove is opened on one side of the bottom end of the first limiting groove, a connecting rod is provided on one side of the second limiting groove, and the top of the connecting rod is fixedly connected to one side of the bottom end of the rack.

[0015] As a preferred technical solution of the present application, the second limiting portion also includes an insertion rod, and a slot matching the first limiting slot is opened at the bottom end of the other side of the second limiting slide groove, one end of the insertion rod is fixedly connected to the bottom of the connecting rod, and the other end of the insertion rod is passed into the slot.

[0016] As a preferred technical solution of the present application, the positioning portion is composed of a second spring and a hemispherical member.

[0017] As a preferred technical solution of the present application, a positioning groove is opened in the bottom of the dovetail skateboard, the top end of the second spring is fixedly connected to the top end of the positioning groove, and the bottom end of the second spring is fixedly connected to the top end of the hemispherical part, and the bottom end of the hemispherical part passes through the dovetail skateboard and is engaged with one of the second limit grooves.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] In the scheme of this application:

[0020] 1. In order to solve the problem that in the prior art, in order to protect the safety of the wheelchair user, the wheelchair user needs to manually press the pressing fastener first and rotate the grip to a vertical state for use, which is inconvenient to operate, the present application provides a dovetail slide plate, and the wheelchair user can adjust the position of the L-shaped grip to the left and right according to the needs when using the L-shaped grip. After the adjustment, the L-shaped grip can be driven to operate by rotating the limit mechanism. Under the action of the limit mechanism, the dovetail slide plate is fixed to the second connecting plate, and the L-shaped grip can be used for protection, which is convenient to operate and easy to use;

[0021] 2. In order to solve the problem in the prior art that it is necessary to open a T-shaped slide groove and a positioning groove in the elevator body to install the facility, which is inconvenient to install and has low practicality, the present application provides a shifting mechanism, which can be used with an external air pump to fill gas into the piston groove of the first limit plate to make the shifting mechanism operate. Under the action of the shifting mechanism, the two connecting parts can be moved to resist the elevator, thereby realizing the installation of the facility. With this arrangement, there is no need to open a groove in the elevator, and the disassembly and assembly are convenient, thereby improving practicality.

[0022] 3. The positioning part can remind the wheelchair rider to move the dovetail skateboard to the appropriate position so that the limiting mechanism and the first limiting groove can correspond. Then the wheelchair rider can turn the L-shaped grip rod to quickly fix the dovetail skateboard, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A schematic diagram of the structure of barrier-free facilities in the elevator car provided for this application;

[0024] Figure 2 A schematic diagram of the partial structure of the barrier-free facilities in the elevator car provided for this application;

[0025] Figure 3 A schematic cross-sectional structure diagram of a displacement mechanism of barrier-free facilities in an elevator car provided in this application;

[0026] Figure 4 A schematic cross-sectional structure diagram of the limiting mechanism of the barrier-free facility in the elevator car provided in this application.

[0027] Indicated in the figure:

[0028] 1. The first limiting plate;

[0029] 2. Connecting part; 201. Limiting block; 202. Rubber layer;

[0030] 3. Shifting mechanism; 301. Piston; 302. Limiting rod; 303. Cover plate; 304. Air nozzle;

[0031] 4. Second connecting plate;

[0032] 5. Dovetail skateboard;

[0033] 6. L-shaped grip;

[0034] 7. Limiting mechanism; 701. Gear; 702. Rack; 703. Connecting rod; 704. Inserting rod;

[0035] 8. Positioning portion; 801. Second spring; 802. Hemispherical member. DETAILED DESCRIPTION

[0036] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0037] As described in the background art, in order to protect the safety of wheelchair passengers, the wheelchair passengers need to manually press the button and rotate the handle to a vertical state for use, which is inconvenient to operate, and a T-shaped slide groove and a positioning groove need to be opened in the elevator body to install the facility, which is inconvenient to install and has low practicality.

[0038] In order to solve this technical problem, the utility model provides a barrier-free facility in an elevator car, which is applied to the elevator.

[0039] Specifically, please refer to Figure 1-4 , the barrier-free facilities in the elevator car specifically include:

[0040] A first limiting plate 1, with connecting parts 2 being provided on both sides of the first limiting plate 1, a shifting mechanism 3 for moving the two connecting parts 2 being provided on the first limiting plate 1, a second connecting plate 4 being provided on the connecting part 2, a dovetail slide groove being provided at the top end of the second connecting plate 4, a dovetail slide groove being slidably connected with a dovetail skateboard 5, an L-shaped gripping rod 6 being rotatably connected to the top end of one side of the dovetail skateboard 5, a plurality of first limiting grooves and second limiting grooves being equidistantly provided on one side and the bottom end of the dovetail slide groove, a limiting mechanism 7 matching the first limiting groove being provided between the dovetail skateboard 5 and the L-shaped gripping rod 6, a positioning part 8 matching the second limiting groove being provided at the bottom of the dovetail skateboard 5.

[0041] The utility model provides barrier-free facilities in the elevator car. Through the dovetail slide plate, when the wheelchair user uses the L-shaped grip bar, the position of the L-shaped grip bar can be adjusted left and right according to needs. After the adjustment, the limit mechanism can be driven to operate by rotating the L-shaped grip bar. Under the action of the limit mechanism, the dovetail slide plate is fixed to the second connecting plate, and the L-shaped grip bar can be used for protection. The operation is convenient and easy to use.

[0042] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0043] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0044] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0045] Example 1, please refer to Figure 1-3 A barrier-free facility in an elevator car, wherein a connecting portion 2 includes a limit block 201 , the limit block 201 is arranged on one side of a first limit plate 1 , and a rubber layer 202 is fixedly provided on one side of the limit block 201 .

[0046] Please refer to Figure 1 and Figure 3 A barrier-free facility in an elevator car, wherein a shifting mechanism 3 includes two pistons 301, a piston groove is provided at the bottom of a first limiting plate 1, and the pistons 301 are located on both sides of the piston groove, a limiting rod 302 is fixedly provided on one side of the piston 301, and one end of the limiting rod 302 passes through the first limiting plate 1 and is fixedly connected to a limiting block 201.

[0047] Embodiment 2 further optimizes the barrier-free facilities in the elevator car provided in Embodiment 1. Specifically, Figure 1 and Figure 3As shown, the shift mechanism 3 also includes a cover plate 303, a slot matching the cover plate 303 is opened in the middle of the top of the first limiting plate 1, an air nozzle 304 is fixed at the bottom of the slot, the air nozzle 304 is located between the two pistons 301, and the air nozzle 304 is communicated with the piston groove.

[0048] Further, such as Figure 4 As shown, the limiting mechanism 7 is composed of a first limiting portion and a second limiting portion.

[0049] Embodiment 3 further optimizes the barrier-free facilities in the elevator car provided in Embodiment 1 or 2. Specifically, Figure 4 As shown, the first limiting portion is a gear 701 , which is fixedly mounted on the L-shaped gripping rod 6 , and the gear 701 is interlacedly connected with the dovetail slide plate 5 .

[0050] Further, such as Figure 4 As shown, the second limiting portion includes a rack 702, a first limiting groove matching the rack 702 is opened at the top of the dovetail slide 5, one side of the top of the rack 702 is meshed and connected with the gear 701, a second limiting groove is opened on one side of the bottom end of the first limiting groove, a connecting rod 703 is arranged on one side of the second limiting groove, and the top of the connecting rod 703 is fixedly connected to one side of the bottom end of the rack 702.

[0051] Further, such as Figure 4 As shown, the second limiting portion also includes an insertion rod 704, and a slot matching the first limiting slot is opened at the bottom end of the other side of the second limiting slide groove. One end of the insertion rod 704 is fixedly connected to the bottom of the connecting rod 703, and the other end of the insertion rod 704 is passed into the slot.

[0052] Embodiment 4: The barrier-free facilities in the elevator car provided in the above embodiments are further optimized, such as Figure 4 As shown, the positioning portion 8 is composed of a second spring 801 and a hemispherical member 802 .

[0053] Further, such as Figure 4 As shown, a positioning groove is opened in the bottom of the dovetail skateboard 5, the top of the second spring 801 is fixedly connected to the top of the positioning groove, and the bottom end of the second spring 801 is fixedly connected to the top of the hemispherical part 802, and the bottom end of the hemispherical part 802 passes through the dovetail skateboard 5 and is engaged with one of the second limit grooves.

[0054] The use process of the barrier-free facility in the elevator car provided by the utility model is as follows:

[0055] When installing the facility, place the first limit plate 1 at the bottom of the elevator and on the side away from the elevator door, remove the cover plate 303, connect the external air pump to the air nozzle 304, and use the external air pump to continuously fill the piston groove with external gas, so that the two pistons 301 move, the pistons 301 drive the limit rods 302 to move, the limit rods 302 drive the limit blocks 201 to move, the limit blocks 201 move until the rubber layer 202 is against the inner wall of the elevator, and the installation of the facility is realized. When the wheelchair user uses the L-shaped grip 6, the wheelchair user first moves the swallow according to his or her own needs. The tail skateboard 5 can remind the wheelchair user to move the dovetail skateboard 5 to the appropriate position through the second spring 801 and the hemispherical part 802. After moving the dovetail skateboard 5 to the appropriate position, the wheelchair user manually rotates the L-shaped grip 6, and the L-shaped grip 6 drives the gear 701 to rotate. As the gear 701 rotates, the rack 702 drives the connecting rod 703 to move, and the connecting rod 703 drives the insertion rod 704 to move. The insertion rod 704 moves to the corresponding first limiting groove and intersects with it, thereby fixing the dovetail skateboard 5, thereby limiting the L-shaped grip 6, and the wheelchair user can use the L-shaped grip 6 for protection.

[0056] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0057] Obviously, the embodiments described above are only some embodiments of the utility model, rather than all embodiments. The preferred embodiments of the utility model are given in the accompanying drawings, but they do not limit the patent scope of the utility model. The utility model can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. Although the utility model is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the utility model specification and the accompanying drawings, directly or indirectly used in other related technical fields, is also within the scope of patent protection of the utility model.

Claims

1. A barrier-free facility in an elevator car, characterized in that: The invention comprises a first limiting plate (1), both sides of which are provided with connecting parts (2), a shifting mechanism (3) for moving the two connecting parts (2) is provided on the first limiting plate (1), a second connecting plate (4) is provided on the connecting part (2), the top end of the second connecting plate (4) starts with a dovetail slide groove, the dovetail slide groove is slidably connected to a dovetail slide plate (5), the top end of one side of the dovetail slide plate (5) is rotatably connected to an L-shaped gripping rod (6), one side and the bottom end of the dovetail slide groove are respectively provided with a plurality of first limiting grooves and second limiting grooves at equal distances, a limiting mechanism (7) matching the first limiting groove is provided between the dovetail slide plate (5) and the L-shaped gripping rod (6), and a positioning part (8) matching the second limiting groove is provided at the bottom of the dovetail slide plate (5).

2. The barrier-free facility in an elevator car according to claim 1, characterized in that: The connecting portion (2) comprises a limit block (201), wherein the limit block (201) is arranged on one side of the first limit plate (1), and a rubber layer (202) is fixedly provided on one side of the limit block (201).

3. The barrier-free facility in an elevator car according to claim 2, characterized in that: The displacement mechanism (3) comprises two pistons (301); a piston groove is provided at the bottom of the first limiting plate (1), and the pistons (301) are located on both sides of the piston groove; a limiting rod (302) is fixedly provided on one side of the piston (301), and one end of the limiting rod (302) passes through the first limiting plate (1) and is fixedly connected to the limiting block (201).

4. The barrier-free facility in an elevator car according to claim 3, characterized in that: The displacement mechanism (3) further comprises a cover plate (303); a slot matching the cover plate (303) is provided in the middle of the top end of the first limiting plate (1); an air nozzle (304) is fixedly provided at the bottom end of the slot; the air nozzle (304) is located between the two pistons (301), and the air nozzle (304) is communicated with the piston groove.

5. The barrier-free facility in an elevator car according to claim 4, characterized in that: The limiting mechanism (7) consists of a first limiting part and a second limiting part.

6. The barrier-free facility in an elevator car according to claim 5, characterized in that: The first limiting portion is a gear (701), the gear (701) is fixedly mounted on the L-shaped gripping rod (6), and the gear (701) is interlacedly connected with the dovetail slide plate (5).

7. The barrier-free facility in an elevator car according to claim 6, characterized in that: The second limiting portion includes a rack (702), a first limiting groove matching the rack (702) is provided at the top of the dovetail slide plate (5), one side of the top of the rack (702) is meshed with the gear (701), a second limiting groove is provided at one side of the bottom of the first limiting groove, a connecting rod (703) is provided at one side of the second limiting groove, and the top of the connecting rod (703) is fixedly connected to one side of the bottom of the rack (702).

8. The barrier-free facility in an elevator car according to claim 7, characterized in that: The second limiting portion also includes an insertion rod (704), and a slot matching the first limiting slot is provided at the bottom end of the other side of the second limiting slide groove. One end of the insertion rod (704) is fixedly connected to the bottom of the connecting rod (703), and the other end of the insertion rod (704) is inserted into the slot.

9. The barrier-free facility in an elevator car according to claim 8, characterized in that: The positioning portion (8) is composed of a second spring (801) and a hemispherical member (802).

10. The barrier-free facility in an elevator car according to claim 9, characterized in that: A positioning groove is provided in the bottom of the dovetail slide plate (5), the top end of the second spring (801) is fixedly connected to the top end of the positioning groove, and the bottom end of the second spring (801) is fixedly connected to the top end of the hemispherical member (802), and the bottom end of the hemispherical member (802) passes through the dovetail slide plate (5) and is engaged with one of the second limiting grooves.

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