Movable stopping device for elevator car

Abstract

The utility model relates to the technical field of elevator car moving stopping, and discloses an elevator car movable stopping device which comprises an elevator car body and an elevator car door, a fixing frame is fixedly installed on the top of the elevator car body, a moving stopping mechanism is arranged on the top of the fixing frame, and an erecting adjusting mechanism is arranged on the top of the moving stopping mechanism. By arranging the moving stopping mechanism, the two sets of first movable frames can move outwards, first stopping columns and elevator guide rails can be connected in an inserted mode, locking stopping in the direction is guaranteed, meanwhile, under the action of first spiral gears, second spiral gears can synchronously move, and therefore the two sets of second movable frames can move outwards; the second stopping columns and the elevator guide rails are synchronously inserted, so that the stopping effect on the elevator car body is achieved, the locking stability is guaranteed, the adjusting erecting mechanism is arranged, the angle of erecting a hanging ring can be changed according to the installation requirement, and the stability of the elevator car body in the using process is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator car movement and stopping, in particular to a movable stopping device for an elevator car. Background Art

[0002] In recent years, safety accidents caused by elevator failures have occurred frequently in many places. Among them, the accident of the car moving accidentally when the elevator door is not fully closed and shearing the passenger's body is the most prominent and serious. For this reason, a movable stopping device for an elevator car has appeared on the market.

[0003] As described in a movable stopping device for an elevator car (authorization announcement number: CN107487682B) disclosed on the patent network, "A movable stopping device for an elevator car is disclosed, including a fixing device and a locking device. The fixing device is fixed on the elevator guide rail, and the locking device is arranged on the top of the elevator car; the locking device is matched with the fixing device to realize buckling and fixing. It can solve the deficiencies existing in the prior art and can more effectively prevent the accidental movement of the elevator car and protect the safety of the elevator and the passengers inside."

[0004] Regarding the above description, the applicant believes there are the following problems:

[0005] During the use of this utility model, although the fixing device can be set on the guide rail and a matching locking device can be set on the top of the car, when the elevator is at the leveling position, the lock body on the locking device can be inserted into the lock groove on the fixing device to achieve locking. However, in actual application, the lock body set by this device can only fix and lock one side of the elevator car to achieve the stopping effect, and cannot synchronously lock and stop the four sides of the elevator car, resulting in poor safety. Therefore, we urgently need to improve a movable stopping device for an elevator car to solve the above problems. Content of the Utility Model

[0006] The purpose of the utility model is to provide a movable stopping device for an elevator car to solve the problems raised in the above background art.

[0007] To achieve the above purpose, the utility model provides the following technical solution: A movable stopping device for an elevator car, including an elevator car body and an elevator car door. A fixing frame is fixedly installed on the top of the elevator car body, a movable stopping mechanism is arranged on the top of the fixing frame, and an adjusting erection mechanism is arranged on the top of the movable stopping mechanism.

[0008] The movable stopping mechanism includes a first stopping component and a second stopping component, and the first stopping component is arranged outside the second stopping component.

[0009] Preferably, the first stopping component includes a first mounting bracket fixedly installed on the top of the fixed bracket. A driving motor is fixedly installed outside the first mounting bracket. A first bidirectional screw is fixedly installed on the output shaft of the driving motor. A first helical gear is fixedly installed outside the first bidirectional screw. A first limiting rod is fixedly installed inside the first mounting bracket. A first movable bracket is threadedly installed outside the first bidirectional screw. A first stopping column is fixedly installed outside the first movable bracket, which is convenient for stopping the elevator car body.

[0010] Preferably, there are two groups of the first movable brackets, and the two groups of the first movable brackets are symmetrically arranged outside the first bidirectional screw. A first through hole is opened at the corresponding position of the first movable bracket and the first limiting rod, and the first limiting rod penetrates through the first through hole to prevent the first movable bracket from rotating randomly.

[0011] Preferably, the second stopping component includes a second mounting bracket fixedly installed on the top of the fixed bracket. A second bidirectional screw is rotatably installed inside the second mounting bracket. A second helical gear is fixedly installed outside the second bidirectional screw. An isolation bracket is fixedly installed on the top of the fixed bracket. A second mounting plate is fixedly installed at the bottom of the isolation bracket. A second limiting rod is fixedly installed inside the second mounting plate. A second movable bracket is threadedly installed outside the second bidirectional screw. A second stopping column is fixedly installed outside the second movable bracket, which is convenient for stopping the two lateral sides of the elevator car body and improving the stopping effect.

[0012] Preferably, the second helical gear meshes with the first helical gear. There are two groups of the second movable brackets, and the two groups of the second movable brackets are symmetrically arranged outside the second bidirectional screw. A second through hole is opened at the corresponding position of the second movable bracket and the second limiting rod, and the second limiting rod penetrates through the second through hole, which is convenient for realizing a linkage effect under the action of the driving motor.

[0013] Preferably, the adjusting and erecting mechanism includes a connecting bracket fixedly installed on the top of the isolation bracket. A first mounting column is slidably installed inside the connecting bracket. A pull ring is fixedly installed outside the first mounting column. A first spring is sleeved outside the first mounting column. A partial gear is fixedly installed outside the first mounting column. A second mounting column is rotatably installed inside the connecting bracket. An adjusting gear is fixedly installed outside the second mounting column. An erecting hanging ring is fixedly installed outside the second mounting column, which is convenient for changing the installation position and improving the stability of the elevator car body.

[0014] Preferably, the first spring is arranged between the partial gear and the connecting bracket. The partial gear meshes with the adjusting gear. A limiting ring is fixedly installed on one side of the first mounting column away from the pull ring, which is convenient for dynamically adjusting the angle of the erecting hanging ring.

[0015] Compared with the prior art, the utility model provides a movable stopping device for an elevator car, which has the following beneficial effects:

[0016] 1. For this movable stopping device of the elevator car, by setting up a movable stopping mechanism, during use, the two sets of first movable frames provided can move outwards, enabling the first stopping column to be inserted into the elevator guide rail to ensure locking and stopping in this direction. At the same time, under the action of the first spiral gear, the second spiral gear can move synchronously, so that the two sets of second movable frames move outwards, enabling the second stopping column to be synchronously inserted into the elevator guide rail, thereby completing the stopping effect on the elevator car body and ensuring the locking stability.

[0017] 2. For this movable stopping device of the elevator car, by setting up an adjusting erection mechanism, during use, pull the pull ring to disengage the incomplete gear from the adjusting gear, and then change the angle of the erection hanging ring according to the installation requirements. When the required angle is reached, release the pull ring, and under the action of the first spring, the incomplete gear can be re-engaged with the adjusting gear, thereby locking the angle of the erection hanging ring and ensuring the stability of the elevator car body during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for description in the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings:

[0019] Figure 1 It is a schematic diagram of the external structure of the present utility model;

[0020] Figure 2 It is a schematic diagram of the rear view structure of the present utility model;

[0021] Figure 3 It is a schematic diagram of the disassembled structure of the first stopping component of the present utility model;

[0022] Figure 4 It is a schematic diagram of the disassembled structure of the second stopping component of the present utility model;

[0023] Figure 5 It is a schematic diagram of the disassembled structure of the adjusting erection mechanism of the present utility model.

[0024] In the figure: 1. Elevator car body; 2. Elevator car door; 3. Fixed frame; 4. Movable stopping mechanism; 41. First stopping component; 411. First mounting frame; 412. Driving motor; 413. First bidirectional screw; 414. First helical gear; 415. First limiting rod; 416. First movable frame; 417. First stopping column; 42. Second stopping component; 421. Second mounting frame; 422. Second bidirectional screw; 423. Second helical gear; 424. Isolation frame; 425. Second mounting plate; 426. Second limiting rod; 427. Second movable frame; 428. Second stopping column; 5. Adjusting and erecting mechanism; 51. Connecting frame; 52. First mounting column; 53. Pulling ring; 54. First spring; 55. Remaining gear; 56. Second mounting column; 57. Adjusting gear; 58. Erecting lifting ring. Detailed implementation mode

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0026] In the present invention, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] Please refer to Figures 1-4 , the present invention provides a technical solution: a movable stopping device for an elevator car, including an elevator car body 1 and an elevator car door 2. A fixed frame 3 is fixedly installed on the top of the elevator car body 1. A movable stopping mechanism 4 is arranged on the top of the fixed frame 3, and an adjusting and erecting mechanism 5 is arranged on the top of the movable stopping mechanism 4.

[0029] The movable stopping mechanism 4 includes a first stopping component 41 and a second stopping component 42, and the first stopping component 41 is arranged outside the second stopping component 42.

[0030] Further, the first stopping component 41 includes a first mounting bracket 411. The first mounting bracket 411 is fixedly installed on the top of the fixed bracket 3. A driving motor 412 is fixedly installed outside the first mounting bracket 411. A first bidirectional screw 413 is fixedly installed on the output shaft of the driving motor 412. A first helical gear 414 is fixedly installed outside the first bidirectional screw 413. A first limiting rod 415 is fixedly installed inside the first mounting bracket 411. A first movable bracket 416 is threadedly installed outside the first bidirectional screw 413. A first stopping column 417 is fixedly installed outside the first movable bracket 416, which is convenient for stopping the elevator car body 1.

[0031] Further, there are two sets of the first movable brackets 416. The two sets of first movable brackets 416 are symmetrically arranged outside the first bidirectional screw 413. First through holes are provided at the corresponding positions of the first movable brackets 416 and the first limiting rod 415. The first limiting rod 415 passes through the first through holes to prevent the first movable bracket 416 from rotating randomly.

[0032] Further, the second stopping component 42 includes a second mounting bracket 421. The second mounting bracket 421 is fixedly installed on the top of the fixed bracket 3. A second bidirectional screw 422 is rotatably installed inside the second mounting bracket 421. A second helical gear 423 is fixedly installed outside the second bidirectional screw 422. An isolation bracket 424 is fixedly installed on the top of the fixed bracket 3. A second mounting plate 425 is fixedly installed at the bottom of the isolation bracket 424. A second limiting rod 426 is fixedly installed inside the second mounting plate 425. A second movable bracket 427 is threadedly installed outside the second bidirectional screw 422. A second stopping column 428 is fixedly installed outside the second movable bracket 427, which is convenient for stopping the two lateral sides of the elevator car body 1 and improving the stopping effect.

[0033] Further, the second helical gear 423 meshes with the first helical gear 414. There are two sets of the second movable brackets 427. The two sets of second movable brackets 427 are symmetrically arranged outside the second bidirectional screw 422. Second through holes are provided at the corresponding positions of the second movable brackets 427 and the second limiting rod 426. The second limiting rod 426 passes through the second through holes, which is convenient for achieving a linkage effect under the action of the driving motor 412.

[0034] Embodiment 2:

[0035] Please refer to Figure 5, and in combination with Embodiment 1, it is further obtained that the adjustment erection mechanism 5 includes a connecting frame 51. The connecting frame 51 is fixedly installed on the top of the isolation frame 424. A first mounting column 52 is slidably installed inside the connecting frame 51. A pull ring 53 is fixedly installed on the outside of the first mounting column 52. A first spring 54 is sleeved on the outside of the first mounting column 52. A partial gear 55 is fixedly installed on the outside of the first mounting column 52. A second mounting column 56 is rotatably installed inside the connecting frame 51. An adjustment gear 57 is fixedly installed on the outside of the second mounting column 56. An erection lifting ring 58 is fixedly installed on the outside of the second mounting column 56, which is convenient for changing the installation angle and improving the stability of the elevator car body 1.

[0036] Furthermore, the first spring 54 is arranged between the partial gear 55 and the connecting frame 51. The partial gear 55 meshes with the adjustment gear 57. A limiting ring is fixedly installed on one side of the first mounting column 52 away from the pull ring 53, which is convenient for dynamically adjusting the angle of the erection lifting ring 58.

[0037] During the actual operation process, when this device is used, first, according to the use stability of the elevator car body 1, when installing the elevator car body 1, the angle of the set erection lifting ring 58 can be dynamically changed. First, pull the pull ring 53 to disengage the partial gear 55 from the adjustment gear 57, and then change the angle of the erection lifting ring 58 according to the installation requirements. When the required angle is reached, release the pull ring 53. Under the action of the first spring 54, the partial gear 55 can be re-engaged with the adjustment gear 57, thereby locking the angle of the erection lifting ring 58. After the installation is completed, during the use process, when it is necessary to stop the elevator car body 1, the driving motor 412 can be turned on to make the set first bidirectional screw 413 rotate. Under the action of the first limiting rod 415, the two sets of first movable frames 416 provided can move outward, and the set first stop column 417 can be inserted into the elevator guide rail to ensure the locking and stopping in this direction. At the same time, under the action of the first helical gear 414, the set second helical gear 423 can move synchronously, so that the set second bidirectional screw 422 rotates. Under the action of the second limiting rod 426, the two sets of second movable frames 427 provided can move outward, so that the set second stop column 428 can be inserted into the elevator guide rail to complete the stopping effect of the elevator car body 1.

[0038] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the said element.

Claims

1. A movable stopping device for an elevator car, comprising an elevator car body (1) and an elevator car door (2), characterized in that: A fixing frame (3) is fixedly mounted on the top of the elevator car body (1); a moving stop mechanism (4) is arranged on the top of the fixing frame (3); and an adjusting and mounting mechanism (5) is arranged on the top of the moving stop mechanism (4); The moving stop mechanism (4) comprises a first stop component (41) and a second stop component (42); the first stop component (41) is arranged outside the second stop component (42).

2. The movable stopping device for an elevator car according to claim 1, characterized in that: The first stop assembly (41) comprises a first mounting frame (411), the first mounting frame (411) is fixedly mounted on the top of the fixed frame (3), a driving motor (412) is fixedly mounted on the outside of the first mounting frame (411), a first bidirectional screw (413) is fixedly mounted on the output shaft of the driving motor (412), a first helical gear (414) is fixedly mounted on the outside of the first bidirectional screw (413), a first limiting rod (415) is fixedly mounted on the inside of the first mounting frame (411), a first movable frame (416) is threadedly mounted on the outside of the first bidirectional screw (413), and a first stop column (417) is fixedly mounted on the outside of the first movable frame (416).

3. The movable stopping device for an elevator car according to claim 2, characterized in that: The first movable frames (416) are provided with two groups, and the two groups of the first movable frames (416) are symmetrically arranged outside the first bidirectional screw (413). The first movable frames (416) are provided with first through holes at positions corresponding to the first limiting rod (415), and the first limiting rod (415) passes through the first through holes.

4. The movable stopping device for an elevator car according to claim 1, characterized in that: The second stop assembly (42) includes a second mounting frame (421), the second mounting frame (421) is fixedly mounted on the top of the fixed frame (3), a second bidirectional screw (422) is rotatably mounted inside the second mounting frame (421), a second helical gear (423) is fixedly mounted outside the second bidirectional screw (422), an isolation frame (424) is fixedly mounted on the top of the fixed frame (3), a second mounting plate (425) is fixedly mounted on the bottom of the isolation frame (424), a second limiting rod (426) is fixedly mounted inside the second mounting plate (425), a second movable frame (427) is threadedly mounted outside the second bidirectional screw (422), and a second stop column (428) is fixedly mounted outside the second movable frame (427).

5. The movable stopping device for an elevator car according to claim 4, characterized in that: The second helical gear (423) is meshed with the first helical gear (414), two groups of the second movable frames (427) are provided, and the two groups of the second movable frames (427) are symmetrically arranged outside the second bidirectional screw (422), and second through holes are opened at positions corresponding to the second movable frames (427) and the second limiting rod (426), and the second limiting rod (426) passes through the second through holes.

6. The movable stopping device for an elevator car according to claim 1, characterized in that: The adjustment and installation mechanism (5) comprises a connecting frame (51), wherein the connecting frame (51) is fixedly installed on the top of the isolation frame (424), a first installation column (52) is slidably installed inside the connecting frame (51), a pull ring (53) is fixedly installed outside the first installation column (52), a first spring (54) is sleeved and installed outside the first installation column (52), a residual gear (55) is fixedly installed outside the first installation column (52), a second installation column (56) is rotatably installed inside the connecting frame (51), an adjustment gear (57) is fixedly installed outside the second installation column (56), and a installation ring (58) is fixedly installed outside the second installation column (56).

7. The movable stopping device for an elevator car according to claim 6, characterized in that: The first spring (54) is arranged between the residual gear (55) and the connecting frame (51), the residual gear (55) is meshed with the adjusting gear (57), and a limiting ring is fixedly installed on the side of the first mounting column (52) away from the pull ring (53).

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