阅读说明：本技术 一种用于电梯制动器的清理装置 (Cleaning device for elevator brake ) 是由 林新国 于 2021-09-14 设计创作，主要内容包括：本发明公开了一种用于电梯制动器的清理装置,涉及电梯技术领域。本发明包括底座以及装设于底座上表面的制动器；制动器具有一对对称设置的制动楔块；两制动楔块之间装设有制动轮；制动轮的轮轴一端同轴连接有传动轴；传动轴上固定有第一齿轮；第一齿轮的外周同轴固定有内齿环；内齿环与第一齿轮之间设置有第二齿轮；第二齿轮分别与第一齿轮及内齿环相啮合；第二齿轮的中部滑动穿插有活动轴；活动轴的一端轴向固定有一清理刷；清理刷设置于制动楔块与制动轮之间。本发明不仅结构设计合理、操作便捷,而且有效地对电梯制动器的清理效果,能够保证电梯制动器的使用效果。(The invention discloses a cleaning device for an elevator brake, and relates to the technical field of elevators. The invention comprises a base and a brake arranged on the upper surface of the base; the brake is provided with a pair of symmetrically arranged brake wedges; a brake wheel is arranged between the two brake wedges; one end of a wheel shaft of the brake wheel is coaxially connected with a transmission shaft; a first gear is fixed on the transmission shaft; an inner gear ring is coaxially fixed on the periphery of the first gear; a second gear is arranged between the inner gear ring and the first gear; the second gear is respectively meshed with the first gear and the inner gear ring; a movable shaft is inserted in the middle of the second gear in a sliding manner; one end of the movable shaft is axially fixed with a cleaning brush; the cleaning brush is arranged between the braking wedge block and the braking wheel. The elevator brake cleaning device is reasonable in structural design and convenient and fast to operate, effectively cleans an elevator brake, and can guarantee the using effect of the elevator brake.)

1. A cleaning device for an elevator brake comprises a base (1) arranged horizontally and a brake (2) arranged on the upper surface of the base (1); the brake (2) is provided with a pair of symmetrically arranged brake wedges (201); a brake wheel (3) is arranged between the two brake wedges (201); the method is characterized in that:

one end of a wheel shaft of the brake wheel (3) is coaxially connected with a transmission shaft (4); a first gear (5) is fixedly sleeved on the transmission shaft (4); an inner gear ring (6) is coaxially fixed on the periphery of the first gear (5); a second gear (7) is arranged between the inner gear ring (6) and the first gear (5); the second gear (7) is respectively meshed with the first gear (5) and the inner gear ring (6); a movable shaft (8) is inserted in the middle of the second gear (7) in a sliding manner; one end of the movable shaft (8) is axially fixed with a cleaning brush (9); the cleaning brush (9) is arranged between the brake wedge block (201) and the brake wheel (3); the cleaning brush (9) is used for brushing the surface of the brake wedge block (201) and the surface of the brake wheel (3).

2. A cleaning device for an elevator brake according to claim 1, characterized in that a pair of supporting seats (10) are fixed side by side on the upper surface of the base (1); a bearing cylinder (11) is erected between the two supporting seats (10); the bearing cylinder (11) and the transmission shaft (4) are coaxially arranged; the inner gear ring (6) is fixed in one port of the bearing cylinder (11).

3. A cleaning device for an elevator brake as defined in claim 2, characterized in that an outer end cap (12) is rotatably mounted at the other port of the carrying cylinder (11); a power telescopic rod (13) is fixedly inserted into one end face of the outer end cover (12); a transmission ball (14) is fixed at the output end of the power telescopic rod (13); the transmission ball (14) is arranged in a ball shell (15); the spherical shell (15) and the transmission ball (14) form a ball pair fit; the spherical shell (15) is fixed on the other end of the movable shaft (8).

4. A cleaning device for an elevator brake according to claim 3, characterized in that the middle of the outer end cover (12) has a through hole; an inner end cover (16) is rotatably arranged in the through hole; an air heater (17) is arranged in the inner end cover (16); the hot air blower (17) is arranged in the bearing cylinder (11); the hot air blower (17) is used for being matched with the cleaning brush (9) for use.

Technical Field

The invention belongs to the technical field of elevators, and particularly relates to a cleaning device for an elevator brake.

Background

With the continuous increase of high-rise buildings, the elevator becomes an essential tool in life of people, is convenient and quick and can save physical strength. With the popularization of elevators, the safety performance of elevators is also generally regarded, and although the elevator technology is mature and the performance is perfect, the potential safety hazard still exists, and various elevator accidents are complicated, so that great damage and economic loss are caused.

In the prior art, when a falling accident occurs, the elevator car is usually braked by the safety brake which is assembled by the safety brake, but if the surface of a braking wedge block or the surface of a braking wheel of the safety brake has reasons such as unclear dirt and the like, the braking force of the safety brake is insufficient, the elevator car cannot be effectively braked, and the accident is further expanded and passengers are injured. Therefore, there is a need to develop a cleaning apparatus for an elevator brake so as to solve the above problems.

Disclosure of Invention

The invention aims to solve the technical problems that the elevator brake proposed in the background art has insufficient braking force due to the existence of unknown dirt, and the like.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a cleaning device for an elevator brake, which comprises a horizontally arranged base and a brake arranged on the upper surface of the base; the brake is provided with a pair of symmetrically arranged brake wedges; a brake wheel is arranged between the two brake wedges; one end of a wheel shaft of the brake wheel is coaxially connected with a transmission shaft; a first gear is fixedly sleeved on the transmission shaft; an inner gear ring is coaxially fixed on the periphery of the first gear; a second gear is arranged between the inner gear ring and the first gear; the second gear is respectively meshed with the first gear and the inner gear ring; a movable shaft is inserted in the middle of the second gear in a sliding manner; a cleaning brush is axially fixed at one end of the movable shaft; the cleaning brush is arranged between the brake wedge block and the brake wheel; the cleaning brush is used for brushing the surface of the brake wedge block and the surface of the brake wheel.

Furthermore, a pair of supporting seats are fixed on the upper surface of the base side by side; a bearing cylinder is erected between the two supporting seats; the bearing cylinder is coaxially arranged with the transmission shaft; the inner gear ring is fixed in one port of the bearing cylinder.

Further, an outer end cover is rotatably arranged at the other port of the bearing cylinder; a power telescopic rod is fixedly inserted into one end face of the outer end cover; a transmission ball is fixed at the output end of the power telescopic rod; the transmission ball is arranged in a ball shell; the spherical shell and the transmission ball form a ball pair fit; the spherical shell is fixed on the other end of the movable shaft.

Further, the middle part of the outer end cover is provided with a through hole; an inner end cover is rotatably arranged in the through hole; an air heater is arranged in the inner end cover; the hot air blower is arranged in the bearing cylinder; the hot air blower is used in cooperation with the cleaning brush.

The invention has the following beneficial effects:

when the brake wheel is driven by the traction motor, the transmission shaft is synchronously driven by the brake wheel, and the second gear is driven by the first gear and the inner gear ring to move along the periphery of the first gear and realize rotation, so that the cleaning brush is driven to clean the surface of the brake wedge block and the surface of the brake wheel, and further, dirt on the surface of the brake wedge block and the surface of the brake wheel is cleaned, the use effect of the elevator brake is effectively ensured, the problems of insufficient braking force and the like of the elevator brake are avoided, and the elevator brake has higher market application value.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic structural view of a cleaning apparatus for an elevator brake of the present invention;

FIG. 2 is a schematic view of a first gear mounted on a brake wheel according to the present invention;

FIG. 3 is a schematic structural diagram of the connection among the first gear, the inner ring gear, the second gear and the carrier according to the present invention;

FIG. 4 is a schematic structural diagram of the connection between the inner ring gear, the outer end cap, the inner end cap and the carrier cylinder according to the present invention;

FIG. 5 is a schematic structural view of the connection between the outer end cap, the inner end cap and the carrier cylinder according to the present invention;

FIG. 6 is a schematic view of the connection structure between the power expansion rod, the second gear and the cleaning brush according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base, 2-brake, 3-brake wheel, 4-transmission shaft, 5-first gear, 6-internal gear ring, 7-second gear, 8-movable shaft, 9-cleaning brush, 10-support seat, 11-bearing cylinder, 12-external end cover, 13-power telescopic rod, 14-transmission ball, 15-spherical shell, 16-internal end cover, 17-hot air blower and 201-brake wedge block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, the present invention is a cleaning apparatus for an elevator brake, including a base 1 horizontally disposed and a brake 2 installed on an upper surface of the base 1; the brake 2 has a pair of symmetrically arranged brake wedges 201; a brake wheel 3 is arranged between the two brake wedges 201; one end of the wheel shaft of the brake wheel 3 is coaxially fixed with a transmission shaft 4; a first gear 5 is fixedly sleeved on the transmission shaft 4; an inner gear ring 6 is coaxially fixed on the periphery of the first gear 5; a second gear 7 is arranged between the inner gear ring 6 and the first gear 5; the second gear 7 is respectively meshed with the first gear 5 and the inner gear ring 6; a movable shaft 8 is inserted in the middle of the second gear 7 in a sliding manner; the second gear 7 can drive the movable shaft 8 to synchronously rotate, and the movable shaft 8 can move along the axial direction of the second gear 7; one end of the movable shaft 8 is axially fixed with a cleaning brush 9; the cleaning brush 9 is arranged between the brake wedge 201 and the brake wheel 3; the cleaning brush 9 is used for brushing the surface of the brake wedge 201 and the surface of the brake wheel 3; the cleaning brush 9 is composed of a disc and a plurality of brush hairs which are uniformly distributed and vertically connected to one surface of the disc. When the brake wheel 3 is driven by the traction motor, the transmission shaft 4 is synchronously driven by the brake wheel 3, the first gear 5 and the inner toothed ring 6 drive the second gear 7 to move along the periphery of the first gear 5 and rotate, so that the cleaning brush 9 is driven to clean the surface of the brake wedge 201 and the surface of the brake wheel 3, dirt on the surface of the brake wedge 201 and the surface of the brake wheel 3 is cleaned, the using effect of the elevator brake is effectively guaranteed, and the problems of insufficient braking force and the like of the elevator brake are solved.

The second embodiment is as follows:

the embodiment is further optimized on the basis of the first specific embodiment, which is specifically as follows:

as shown in fig. 1 and fig. 3-6, a pair of supporting seats 10 are fixed on the upper surface of the base 1 side by side; a carrying cylinder 11 is erected between the two supporting bases 10; both ends of the bearing cylinder 11 are open structures; the bearing cylinder 11 is coaxial with the transmission shaft 4; the inner gear ring 6 is fixed in one port of the bearing cylinder 11, and the inner gear ring 6 is arranged in one port of the bearing cylinder 11 close to the brake 2; the other port of the bearing cylinder 11 is rotatably provided with an outer end cover 12; a power telescopic rod 13 is fixedly inserted into one end face of the outer end cover 12; the power telescopic rod 13 adopts a conventional electric push rod in the field; the power telescopic rod 13 and the brake 2 are connected to the same elevator centralized controller; a transmission ball 14 is fixed at the output end of the power telescopic rod 13; the drive ball 14 is embedded in a ball housing 15; the ball shell 15 and the transmission ball 14 form a ball pair fit; the spherical shell 15 is fixed to the other end of the movable shaft 8. Within 1-2 seconds of the response of the brake 2, the elevator centralized controller firstly controls the power telescopic rod 13 to respond, the output end of the power telescopic rod 13 retracts, the cleaning brush 9 is driven to withdraw from between the brake wedge 201 and the brake wheel 3 through the transmission ball 14, the ball shell 15 and the movable shaft 8, then the brake 2 responds, and therefore the influence of the cleaning brush 9 on the use of the brake 2 can be avoided.

The third concrete embodiment:

the embodiment is further optimized on the basis of the second specific embodiment, which is specifically as follows:

as shown in fig. 1 and 3-5, the middle of the outer end cap 12 has a through hole; an inner end cap 16 is rotatably arranged in the through hole; an air heater 17 is fixedly arranged in the inner end cover 16; the air heater 17 is electrically connected with the elevator centralized controller; the hot air blower 17 is arranged in the bearing cylinder 11; the hot air blower 17 is used in cooperation with the cleaning brush 9. When the cleaning brush 9 is used for cleaning the surface of the brake wedge 201 and the surface of the brake wheel 3, the air volume (blown to the surface of the brake wedge 201 and the surface of the brake wheel 3) generated by the air heater 17 during operation can effectively improve the cleaning effect of the cleaning brush 9 on the surface of the brake wedge 201 and the surface of the brake wheel 3, so that the surface of the brake wedge 201 and the surface of the brake wheel 3 are further ensured to be always in a clean state, and the use effect of the brake 2 is effectively ensured.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.