CN219823324U - Home elevator with anticollision function - Google Patents

Abstract

The utility model discloses a home elevator with an anti-collision function, which comprises: a hoistway, a car installed in the hoistway, and a traction mechanism connected to the car; the bottom of the elevator shaft is provided with an anti-collision mechanism, the anti-collision mechanism comprises a first bearing plate, a second bearing plate and a third bearing plate which are sequentially arranged at intervals from top to bottom, and a buffer assembly is arranged between the first bearing plate and the second bearing plate; a spring piece assembly is arranged between the second bearing plate and the third bearing plate; and telescopic rod assemblies are arranged at four corners between the third bearing plate and the bottom of the elevator shaft. According to the elevator car emergency falling device, when the elevator car suddenly falls, the buffer assembly, the spring piece assembly and the telescopic rod assembly are arranged, so that the multiple buffer effect can be realized, the impact force generated when the elevator car falls is effectively reduced, the collision degree of the elevator is reduced, the damage degree to the elevator car is reduced, and meanwhile, the safety of the elevator is improved.

Description

Home elevator with anticollision function

Technical Field

The utility model relates to the technical field of elevator equipment, in particular to a home elevator with an anti-collision function.

Background

The elevator is lifting equipment, widely serves floors in a building, and can rapidly lift cargoes or personnel to a plurality of floors, and along with the development and progress of society, the cost of the elevator is gradually reduced, so that the elevator is widely applied to household use. Specifically, home elevators refer to elevators installed in private homes for use by only a single family member, and may also be installed in buildings for use by non-single families as a means for a single family to enter its residence, but the public or other occupants in the building cannot enter and use.

Because elevator is in the operation in-process, if take place when falling the phenomenon, give rise to the injury easily, consequently, appear some home use elevators who have crashproof function among the prior art gradually, in the patent of publication number CN216105475U among the prior art, a home use elevator with crashproof function is disclosed, it is through the base, the dead lever, damping spring, the movable block, first connecting axle, the connecting rod, the second connecting axle, fixed block and elevator car, can cushion outside impact, thereby realized the absorbing function, and then improved crashproof effect, avoided receiving the phenomenon that damages easily take place after the striking to a certain extent. However, when the building used for some non-single families enters the residence as a single family, the general storey is higher than the private residence, and the anti-collision effect is poor only by means of a single damping spring, so that the elevator car is easy to damage when the elevator car falls and impacts, and passengers are also seriously injured.

Disclosure of Invention

Therefore, the utility model aims to provide a home elevator with an anti-collision function, so as to solve the problem of poor shock absorption and anti-collision effects in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a home elevator with an anti-collision function, comprising:

the elevator comprises an elevator shaft, a lift car arranged in the elevator shaft and a traction mechanism connected with the lift car and used for driving the lift car to move up and down along the elevator shaft;

the elevator comprises a lift shaft, and is characterized in that an anti-collision mechanism is arranged at the bottom of the lift shaft and comprises a first bearing plate, a second bearing plate and a third bearing plate which are sequentially arranged at intervals from top to bottom, a buffer assembly is arranged between the first bearing plate and the second bearing plate, the buffer assembly comprises an upper mounting plate arranged on the lower end face of the first bearing plate, a lower mounting plate is connected with the upper end face of the second bearing plate, upper connecting rods are hinged to the left end and the right end of the upper mounting plate, lower connecting rods are hinged to the left end and the right end of the lower mounting plate, a cross rod is hinged to the lower end of the upper connecting rods and the upper end of the lower connecting rods together, a pushing plate is connected to the outer end of the cross rod, and a reset spring is connected to the other end of the pushing plate; a spring piece assembly is arranged between the second bearing plate and the third bearing plate; and telescopic rod assemblies are arranged at four corners between the third bearing plate and the bottom of the elevator shaft.

Preferably, mounting frames are arranged on two sides of the upper end face of the second bearing plate, the pushing plate and the reset spring are arranged in the mounting frames, and the pushing plate is in sliding fit with the inner walls of the mounting frames.

Preferably, an alarm device is mounted on the door of the car, a contact switch is arranged on the inner wall of the mounting frame, the contact switch is in signal connection with the alarm device, and the pushing plate can be in contact with the contact switch and control the alarm device to be started when being pushed.

Preferably, an iron block is arranged at the bottom of the car, an electromagnet is arranged at the position, corresponding to the iron block, of the upper end face of the first bearing plate, and the electromagnet can be electrified to generate magnetism when the pushing plate is in contact with the contact switch.

Preferably, a damper is provided between the upper mounting plate and the lower mounting plate.

Preferably, the spring piece assembly includes the spring leaf and can dismantle the spring piece mounting bracket of fixing on the third bearing plate, the spring piece mounting bracket is the shape of falling U, the spring leaf includes circular arc portion, the equal integrated into one piece in both ends of circular arc portion has the horizontal part, the tip of horizontal part upwards protrudes and is formed with extension, the spring piece mounting bracket is fixed horizontal part department, just the height of extension is higher than the height of spring piece mounting bracket.

Preferably, the telescopic rod assembly comprises a sleeve, a connecting column and a telescopic spring arranged in the sleeve, the lower end of the sleeve is fixed at the bottom of the elevator shaft, the upper end of the connecting column is connected with the third bearing plate, a limiting plate which is adaptive to the inner size of the sleeve is formed at the lower end of the connecting column, and the limiting plate is movably clamped in the sleeve and is in butt joint with the telescopic spring.

Preferably, the elevator shaft corresponds be provided with the spout on the both sides wall of anticollision institution, first bearing plate the second bearing plate with the left and right sides of third bearing plate all corresponds and is provided with the gyro wheel.

The utility model has the beneficial effects that:

when the car suddenly and accidentally falls, the home elevator with the anti-collision function firstly contacts with the first bearing plate, at the moment, a certain buffer performance can be provided through the connecting rods, the cross rods, the pushing plates and the reset springs, the second bearing plate moves downwards under the driving of the first bearing plate, the second bearing plate extrudes the spring piece assembly to absorb the impact force received, when the impact force is large, the second bearing plate drives the third bearing plate to move downwards, and at the moment, the telescopic rod assembly can further absorb the impact force, so that the multiple buffer effect is realized, the impact force generated when the elevator car falls is effectively reduced, the collision degree of the elevator is reduced, the damage degree to the car is reduced, and meanwhile, the safety of the elevator is improved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Figure 3 is a schematic view of the spring assembly of the present utility model.

Fig. 4 is a schematic view of the telescopic rod assembly of the present utility model.

Reference numerals illustrate:

1. an elevator shaft; 2. a car; 3. a traction mechanism; 4. an anti-collision mechanism; 41. a first load bearing plate; 42. a second bearing plate; 43. a third bearing plate; 44. a buffer assembly; 441. an upper mounting plate; 442. a lower mounting plate; 443. an upper connecting rod; 444. a lower connecting rod; 445. a cross bar; 446. a pushing plate; 447. a return spring; 448. a mounting frame; 449. a damper; 45. a spring plate assembly; 451. a spring piece; 4511. an arc part; 4512. a horizontal portion; 4513. an extension; 452. spring piece mounting rack; 46. a telescoping rod assembly; 461. a sleeve; 462. a telescopic spring; 463. a connecting column; 464. a limiting plate; 47. a contact switch; 48. iron blocks; 49. an electromagnet; 5. a chute; 6. and a roller.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1

Referring to fig. 1 to 4, a home elevator having an anti-collision function, comprising:

a lift shaft 1, a lift car 2 arranged in the lift shaft 1, and a traction mechanism 3 connected with the lift car 2 and used for driving the lift car 2 to move up and down along the lift shaft 1;

the bottom of the elevator shaft 1 is provided with an anti-collision mechanism 4, when an elevator car suddenly falls, the collision of the elevator car can be reduced through the anti-collision mechanism 4, in the specific embodiment, the anti-collision mechanism 4 comprises a first bearing plate 41, a second bearing plate 42 and a third bearing plate 43 which are sequentially installed at intervals from top to bottom, the materials of the three bearing plates can be rubber materials, certain elastic performance can be achieved, other components can be conveniently installed at the same time, a buffer component 44 is arranged between the first bearing plate 41 and the second bearing plate 42, the buffer component 44 comprises an upper mounting plate 441 arranged on the lower end face of the first bearing plate 41, the upper end face of the second bearing plate 42 is connected with a lower mounting plate 442, the left end and the right end of the upper mounting plate 441 are hinged with an upper connecting rod 443, the left end and the right end of the lower mounting plate 442 are hinged with a lower connecting rod 444, the lower end of the upper connecting rod 443 and the upper end of the lower connecting rod 444 are jointly hinged with a cross rod 445, the outer end of the cross rod 445 is connected with a pushing plate 446, and the other end of the pushing plate 446 is connected with a reset spring 447; a spring piece assembly 45 is installed between the second bearing plate 42 and the third bearing plate 43; four corners between the third bearing plate 43 and the bottom of the elevator shaft 1 are provided with telescopic rod assemblies 46.

In this embodiment, when the car suddenly falls accidentally, the car contacts the first bearing plate 41 at first, at this time, a certain buffer performance can be provided by a plurality of connecting rods, a cross rod 445, a pushing plate 446 and a return spring 447, under the driving of the first bearing plate 41, the second bearing plate 42 moves downwards, and then the second bearing plate 42 extrudes the spring piece assembly 45, the impact force received by the second bearing plate 42 is absorbed, when the impact force is larger, the third bearing plate 43 moves downwards under the driving of the second bearing plate 42, at this time, the telescopic rod assembly 46 can further absorb the impact force, thereby realizing a multiple buffer effect, effectively reducing the impact force generated when the elevator car falls, reducing the collision degree of the elevator, reducing the damage degree to the car, and increasing the safety of the elevator.

With continued reference to fig. 1, a damper 449 is disposed between the upper mounting plate 441 and the lower mounting plate 442 to improve the support performance of the damper assembly 44.

In this embodiment, mounting frames 448 are disposed on two sides of the upper end surface of the second bearing plate 42, the pushing plate 446 and the return spring 447 are disposed in the mounting frames 448, and the pushing plate 446 is slidably engaged with the inner wall of the mounting frames 448; the push plate 446 and the return spring 447 are provided in the mounting frame 448, so that the return spring 447 is prevented from being deformed by the vertical pressing force, and the cushioning effect is prevented from being affected.

In this embodiment, as shown in fig. 2, an alarm device (not shown in the drawings) is installed on the door of the car 2, a contact switch 47 is disposed on the inner wall of the installation frame 448, and the contact switch 47 is in signal connection with the alarm device, specifically, may be electrically connected, wirelessly connected, etc., where the contact switch 47 may be installed near one end outside the installation frame 448, that is, after the push plate 446 moves outwards by a certain distance, the contact switch may be triggered, and when the push plate 446 receives a pushing force, the push plate 446 may contact with the contact switch 47 and control the alarm device to be turned on, so that when the elevator car falls, an alarm may be timely given.

In this embodiment, an iron block 48 is disposed at the bottom of the car 2, an electromagnet 49 is disposed at a position corresponding to the iron block 48 on the upper end surface of the first bearing plate 41, and the electromagnet 49 is capable of generating magnetism when the pushing plate 446 contacts with the contact switch 47; through setting up iron plate 48 and electro-magnet 49, when push plate 446 and contact switch 47 contact, indicate that the car has had the accident of falling because of the accident promptly, electro-magnet 49 circular telegram produced magnetism this moment to adsorb each other with the iron plate 48 of car bottom, avoid producing great elasticity when the deformation resumes because of reset spring 447, and other elastic component and pop up the car again, improve the buffer stability.

Referring to fig. 3, in this embodiment, the spring piece assembly 45 includes a spring piece 451 and a spring piece mounting bracket 452 detachably fixed on the third bearing plate 43, the spring piece mounting bracket 452 is in an inverted U shape, the spring piece 451 includes an arc portion 4511, two ends of the arc portion 4511 are integrally formed with a horizontal portion 4512, an end portion of the horizontal portion 4512 protrudes upward to form an extension portion 4513, the spring piece mounting bracket 452 is fixed at the position of the horizontal portion 4512, and the height of the extension portion 4513 is higher than that of the spring piece mounting bracket 452. Through setting up multiunit spring leaf subassembly 45 between third bearing plate 43 and second bearing plate 42, increase the cushioning effect, horizontal part 4512 and extension 4513 that set up in circular arc portion 4511 both sides can restrict spring leaf 451 roll-off spring leaf mounting bracket 452, guarantees its supporting stability.

In this embodiment, as shown in fig. 4, the telescopic rod assembly 46 includes a sleeve 461, a connecting column 463 and a telescopic spring 462 disposed in the sleeve 461, the lower end of the sleeve 461 is fixed at the bottom of the elevator shaft 1, the upper end of the connecting column 463 is connected with the third bearing plate 43, the lower end of the connecting column 463 is formed with a limiting plate 464 adapted to the inner dimension of the sleeve 461, the limiting plate 464 is movably clamped in the sleeve 461 and is abutted to the telescopic spring 462, the bottom of the connecting column 463 is provided with a limiting plate 464 adapted to the inner dimension of the sleeve 461, and meanwhile, through the arrangement of the telescopic spring 462, a certain elastic deformation effect is achieved, and the anti-collision effect of the car in falling is further improved.

In this embodiment, the elevator shaft 1 is provided with the spout 5 on corresponding to the both sides wall of anticollision institution 4, first bearing plate 41 the second bearing plate 42 with the left and right sides of third bearing plate 43 all is provided with gyro wheel 6 correspondingly, through the setting of spout 5 and gyro wheel 6, when the car falls, each bearing plate has better removal effect, increases the live time of each bearing plate.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (8)

1. Home elevator with anti-collision function, characterized by comprising:

the elevator comprises an elevator shaft (1), a lift car (2) arranged in the elevator shaft (1) and a traction mechanism (3) connected with the lift car (2) and used for driving the lift car (2) to move up and down along the elevator shaft (1);

the elevator hoistway (1) is characterized in that an anti-collision mechanism (4) is arranged at the bottom of the elevator hoistway (1), the anti-collision mechanism (4) comprises a first bearing plate (41), a second bearing plate (42) and a third bearing plate (43) which are sequentially installed at intervals from top to bottom, a buffer assembly (44) is arranged between the first bearing plate (41) and the second bearing plate (42), the buffer assembly (44) comprises an upper mounting plate (441) arranged at the lower end face of the first bearing plate (41), a lower mounting plate (442) is connected to the upper end face of the second bearing plate (42), upper connecting rods (443) are hinged to the left end and the right end of the upper mounting plate (441), lower connecting rods (444) are hinged to the left end and the right end of the lower mounting plate (442), a cross rod (445) is commonly hinged to the lower end of the upper connecting rods (443), the outer end of the cross rod (445) is connected with a pushing plate (446), and the other end of the pushing plate (446) is connected with a reset spring (447); a spring piece assembly (45) is arranged between the second bearing plate (42) and the third bearing plate (43); four corners between the third bearing plate (43) and the bottom of the elevator shaft (1) are provided with telescopic rod assemblies (46).

2. The home elevator with the anti-collision function according to claim 1, wherein mounting frames (448) are arranged on two sides of the upper end face of the second bearing plate (42), the pushing plate (446) and the return spring (447) are arranged in the mounting frames (448), and the pushing plate (446) is in sliding fit with the inner wall of the mounting frames (448).

3. The home elevator with the anti-collision function according to claim 2, characterized in that an alarm device is mounted on the door of the car (2), a contact switch (47) is arranged on the inner wall of the mounting frame (448), the contact switch (47) is in signal connection with the alarm device, and the pushing plate (446) can contact with the contact switch (47) and control the alarm device to be started when being pushed.

4. A home elevator with anti-collision function according to claim 3, characterized in that an iron block (48) is arranged at the bottom of the car (2), an electromagnet (49) is arranged at the upper end surface of the first bearing plate (41) corresponding to the iron block (48), and the electromagnet (49) can be electrified to generate magnetism when the pushing plate (446) is contacted with the contact switch (47).

5. Home elevator with anti-collision function according to claim 1, characterized in that a damper (449) is provided between the upper mounting plate (441) and the lower mounting plate (442).

6. The home elevator with the anti-collision function according to claim 1, wherein the spring piece assembly (45) comprises a spring piece (451) and a spring piece mounting frame (452) detachably fixed on the third bearing plate (43), the spring piece mounting frame (452) is in an inverted U shape, the spring piece (451) comprises an arc portion (4511), two ends of the arc portion (4511) are integrally formed with a horizontal portion (4512), an extending portion (4513) is formed by protruding upwards from the end portion of the horizontal portion (4512), the spring piece mounting frame (452) is fixed at the position of the horizontal portion (4512), and the height of the extending portion (4513) is higher than that of the spring piece mounting frame (452).

7. The home elevator with anti-collision function according to claim 1, wherein the telescopic rod assembly (46) comprises a sleeve (461), a connecting column (463) and a telescopic spring (462) arranged in the sleeve (461), the lower end of the sleeve (461) is fixed at the bottom of the elevator shaft (1), the upper end of the connecting column (463) is connected with the third bearing plate (43), a limiting plate (464) which is adaptive to the inner size of the sleeve (461) is formed at the lower end of the connecting column, and the limiting plate (464) is movably clamped in the sleeve (461) and is abutted against the telescopic spring (462).

8. The home elevator with the anti-collision function according to claim 1, wherein sliding grooves (5) are formed in two side walls of the elevator shaft (1) corresponding to the anti-collision mechanism (4), and rollers (6) are correspondingly arranged on the left side and the right side of the first bearing plate (41), the second bearing plate (42) and the third bearing plate (43).