Guide shoe integrated rail clamping device

Abstract

The utility model belongs to the technical field of elevator components, and particularly relates to a guide shoe integrated rail clamping device which comprises a base frame, a first roller, a second roller and a third roller, the first roller and the second roller are respectively mounted on two sides of the base frame and are positioned on the same plane, the third roller is mounted on the base frame, and the plane of the third roller is perpendicular to the plane of the first roller. The third roller is arranged between the first roller and the second roller, and the first roller, the second roller and the third roller form a guide rail clamping position; wherein each roller is mounted on a corresponding wheel carrier through a wheel shaft of the roller, and the wheel carriers are rotationally mounted on the base frame; a pressure adjusting piece is arranged between each wheel frame and the base frame and used for adjusting the initial pressure of the rolling wheels and the elevator guide rail. The first roller and the second roller are respectively provided with a roller brake mechanism, and the roller brake mechanisms are used for braking the rollers. According to the guide shoe integrated rail clamping device, the guide shoe and the rail clamping device are integrated, the integration degree is high, and installation and maintenance are convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to elevator component technical field, concretely relates to a guide shoe integrated formula rail clamp. BACKGROUND

[0002] The guide shoe is the important component in the elevator, the guide shoe plays the role of shock attenuation, buffer and friction reduction through contacting the car with the guide rail, and in order to avoid the user to enter the elevator and produce the sway, through setting up the rail clamp on the car, can prevent the dizziness when the personnel enters the elevator. At present, through increasing the rail clamp component to solve the problem, there is the installation space limit and the installation debugging time -consuming and labor -intensive, therefore how the guide shoe is integrated with the rail clamp is the current problem urgently to be solved. SUMMARY

[0003] Based on the above-mentioned shortcomings and deficiencies in the prior art, one of the purposes of the utility model is to solve one or more of the above-mentioned problems in the prior art, in other words, one of the purposes of the utility model is to provide a guide shoe integrated formula rail clamp which meets one or more of the above-mentioned needs.

[0004] In order to achieve the above-mentioned utility model purposes, the utility model adopts the following technical scheme:

[0005] A guide shoe integrated formula rail clamp, including the base frame and the first gyro wheel, the second gyro wheel respectively installed in the both sides of the base frame, the first gyro wheel is with the second gyro wheel in the same plane, still including the third gyro wheel installed in the base frame, the plane where the third gyro wheel is with the plane where the first gyro wheel is perpendicular, and is located between the first gyro wheel and the second gyro wheel, the first gyro wheel, the second gyro wheel and the third gyro wheel constitute the guide rail clamping position;

[0006] Wherein, each gyro wheel is installed in the wheel frame corresponding to each other through its wheel axle, and the wheel frame is rotatably installed in the base frame;Pressure adjusting parts are respectively arranged between each wheel frame and the base frame for adjusting the initial pressure of the gyro wheel and the elevator guide rail;

[0007] The first gyro wheel and the second gyro wheel are respectively provided with gyro wheel brake mechanism, and the gyro wheel brake mechanism is used for braking the gyro wheel.

[0008] As a preferred scheme, a limiting part is arranged between each wheel frame and the base frame for limiting the rotation stroke of the wheel frame.

[0009] As a preferred scheme, the limiting part includes a screw rod, a limiting block and a nut, one end of the screw rod is fixed to the base frame, the other end sequentially penetrates the wheel frame, the limiting block and adjusts the distance between the limiting block and the wheel frame through the nut.

[0010] As a preferred scheme, a connecting rod is arranged between the wheel frame corresponding to the first gyro wheel and the wheel frame corresponding to the second gyro wheel.

[0011] As a preferred solution, the pressure adjusting member comprises a screw rod, a spring, a spring seat and a nut, one end of the screw rod is fixed to the base frame, the other end of the screw rod penetrates the wheel frame, the spring and the spring seat in sequence and is fixed by the nut.

[0012] Both ends of the spring abut against the wheel frame and the spring seat respectively.

[0013] As a preferred solution, the base frame comprises a base and a stand installed on the base, the first and second rollers are located at the front side of the stand, and the third roller is located at the rear side of the stand and penetrates the stand.

[0014] As a preferred solution, the left and right sides of the stand extend with lugs respectively, and the rear side of the stand extends with a lug, each lug is used for rotatably installing the corresponding wheel frame.

[0015] As a preferred solution, the roller braking mechanism comprises a brake disc, a friction member and a driving mechanism, the brake disc is coaxially fixedly connected with the roller;

[0016] The friction member is located in the brake disc, and the driving mechanism is used for driving the friction member to move radially along the brake disc to frictionally contact the brake disc.

[0017] As a preferred solution, the driving mechanism comprises an electromagnet, a pressure plate, a guide pull rod, a trigger, a wedge block and a reset spring, the pressure plate is connected with one end of the guide pull rod, the guide pull rod penetrates the wheel frame along the axial direction and is guided and matched, the other end of the guide pull rod is connected with the trigger, the trigger is used for triggering the wedge block to move radially along the brake disc and outward, the friction member is arranged at the periphery of the wedge block; and the reset spring is used for resetting the radial outward movement of the wedge block along the brake disc;

[0018] The electromagnet is installed on the wheel frame and is used for attracting the pressure plate when powered.

[0019] As a preferred solution, the number of the friction members is two, and the two friction members are located at the two sides of the wheel shaft respectively; correspondingly, the number of the wedge blocks is two, and the number of the reset springs is two, and the two ends of each reset spring are connected with the two wedge blocks respectively.

[0020] The trigger has two groups, and the two groups are located at the two sides of the wheel shaft respectively; correspondingly, the number of the guide pull rods is two.

[0021] The trigger comprises a mounting frame and two rollers mounted on the two sides of the mounting frame respectively, the mounting frame is fixedly connected with the guide pull rod, and the two rollers are in contact with the inclined surfaces of the two wedge blocks respectively.

[0022] Compared with the prior art, the guide shoe integrated type rail clamp device has the following beneficial effects:

[0023] The guide shoe integrated type rail clamp device integrates the guide shoe and the rail clamp device, has high integration degree, is convenient to install and maintain and reduces the installation space of the separation type. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 This is a schematic diagram of the integrated guide shoe rail clamp of Embodiment 1 of this utility model;

[0025] Figure 2 This is a schematic diagram of the guide shoe integrated rail clamp of Embodiment 1 of this utility model from another perspective;

[0026] Figure 3 This is a schematic diagram of the base frame structure of Embodiment 1 of this utility model;

[0027] Figure 4 This is a schematic diagram of the structure of the guide shoe integrated rail clamp part of Embodiment 1 of this utility model;

[0028] Figure 5 This is a front view of the guide shoe integrated rail clamp of Embodiment 1 of this utility model;

[0029] Figure 6 yes Figure 5 A sectional view of section AA in the middle;

[0030] Figure 7 This is a schematic diagram of the roller braking mechanism of Embodiment 1 of this utility model;

[0031] Figure 8 This is a schematic diagram of the structure of the roller braking mechanism in Embodiment 1 of this utility model;

[0032] Figure 9 This is a schematic diagram of the wedge and friction plate of Embodiment 1 of this utility model. Detailed Implementation

[0033] To more clearly illustrate the embodiments of this utility model, the specific implementation methods of this utility model will be described below with reference to the accompanying drawings. Obviously, the drawings described below are merely some embodiments of this utility model. For those skilled in the art, other drawings and other implementation methods can be obtained based on these drawings without any creative effort.

[0034] Example 1:

[0035] like Figures 1 to 9 As shown, the guide shoe integrated rail clamp of this embodiment includes a base frame 1, a left roller 2, a right roller 3, a rear roller 4, a left wheel frame 5, a right wheel frame 6, a rear wheel frame 7, a connecting rod 8, a left pressure adjusting component 9, a right pressure adjusting component 10, a rear pressure adjusting component 11, a left limiting component 12, a right limiting component 13, a rear limiting component 14, a left roller braking mechanism, and a right roller braking mechanism.

[0036] Specifically, such as Figure 3As shown, the base frame 1 comprises a base 1-1 and a stand 1-2 mounted on the base 1-1, and further comprises a top plate 1-3 mounted on the top of the stand 1-2, and the base 1-1 and the top plate 1-3 are respectively provided with a through opening T of a guide rail to be penetrated by the elevator guide rail; the stand 1-2 has a U-shaped structure in cross section, and the left and right sides of the stand 1-2 respectively extend left and right lugs 12a and 12b, and the rear side of the stand 1-2 extends a rear lug 12c, the left lug 12a is used for rotatably mounting a left wheel frame 5, the right lug 12b is used for rotatably mounting a right wheel frame 6, and the rear lug 12c is used for rotatably mounting a rear wheel frame 7.

[0037] The left and right rollers 2 and 3 are located on the front side of the stand 1-2 and are in the same plane, and the rear roller 4 is located on the rear side of the stand 1-2 and penetrates the stand 1-2, the plane where the rear roller 4 is located is perpendicular to the plane where the left roller 2 is located, and is located between the left roller 2 and the right roller 3, and the left roller 2, the right roller 3 and the rear roller 4 form a guide rail clamping position to clamp the elevator guide rail. Specifically, each of the above rollers is fixedly installed on the corresponding wheel frame through the wheel shaft, and the cooperation between the roller and the wheel shaft is through the bearing, and the cooperation structure between the above wheel shaft and the wheel frame and the roller and the wheel shaft belongs to the prior art, and will not be described here.

[0038] The left and right wheel frames 5 and 6 are connected by a connecting rod 8, the connecting rod 8 penetrates the stand 1-2, and the left and right wheel frames 5 and 6 are synchronously linked to ensure that the car follows when it is offset without changing the frictional resistance. Specifically, the two ends of the connecting rod 8 penetrate the left and right wheel frames 5 and 6 respectively and are fixed by nuts.

[0039] The left pressure adjusting member 9 is installed between the left wheel frame 5 and the stand 1-2, the right pressure adjusting member 10 is installed between the right wheel frame 6 and the stand 1-2, and the rear pressure adjusting member 11 is installed between the rear wheel frame 7 and the stand 1-2, the structures of the above pressure adjusting members are the same, and hereinafter only the structure of the left pressure adjusting member 9 will be described in detail. Figure 4 As shown, the left pressure adjusting member 9 comprises a screw rod 9-1, a spring 9-2, a spring seat 9-3 and a nut 9-4, the right end of the screw rod 9-1 is fixed on the stand 1-2 of the base frame, the left end penetrates the left wheel frame 5, the spring 9-2 and the spring seat 9-3 in sequence and is fixed by the nut 9-4, and the two ends of the spring 9-2 abut against the left wheel frame 5 and the spring seat 9-3 respectively; in this way, the compression amount of the spring 9-2 can be adjusted by the nut 9-4, and then the pre-tightening force between the left roller 2 and the elevator guide rail can be adjusted.

[0040] The left limiting member 12 is installed between the left wheel frame 5 and the stand 1-2, the right limiting member 13 is installed between the right wheel frame 6 and the stand 1-2, and the rear limiting member 14 is installed between the rear wheel frame 7 and the stand 1-2, the structures of the above limiting members are the same, and hereinafter only the structure of the right limiting member 13 will be described in detail.Figure 4 As shown, the right limiting member 13 includes a screw rod 13-1, a limiting block 13-2 and a nut 13-3, the left end of the screw rod 13-1 is fixed on the stand 1-2 of the base frame, the right end penetrates the right wheel frame 6, the limiting block 13-2 and is fixed through the nut 13-3, the distance between the limiting block 13-2 and the right wheel frame 6 is adjusted through the nut 13-3, and the rotating stroke of the right wheel frame 6 is limited.

[0041] The left roller braking mechanism of the embodiment is used for braking the left roller in the target state, and the right roller braking mechanism is used for braking the right roller in the target state. Since the structure of the left roller braking mechanism is the same as that of the right roller braking mechanism, the specific structure and installation of the right roller braking mechanism are described in detail, and the specific structure and installation of the right roller braking mechanism are not described herein.

[0042] As shown in Figure 5 and Figure 6 The right roller braking mechanism of the embodiment includes a brake disc 15, a friction plate 16 and a driving mechanism, the brake disc 15 is coaxially fixedly connected with the right roller 3, the brake disc 15 is located between the right roller 3 and the corresponding right wheel seat L, the right wheel seat L is embeddedly fixed on the front side of the right wheel frame 6, the friction plate 16 is located in the brake disc 15, and the driving mechanism is used for driving the friction plate 16 to move radially along the brake disc 15 to frictionally contact the brake disc 15.

[0043] Specifically, as shown in Figures 6 to 9 The driving mechanism includes an electromagnet 17, a pressure plate 18, two guide pull rods 19, two trigger members 20, two wedge blocks 21 and two return springs 22, the pressure plate 18 is connected with one end of the guide pull rod 19, the guide pull rod 19 penetrates the right wheel seat L along the axial direction and is guided and matched, the other end of the guide pull rod 19 is connected with the trigger member 20, the trigger member 20 is used for triggering the corresponding wedge block 21 to move radially and outwardly along the brake disc 15, the friction plate 16 is fixed on the periphery of the wedge block 21, the structure of the friction plate 16 is matched with the inner diameter structure of the brake disc, so that the friction plate can contact and rub the brake disc; wherein the wedge block 21 has a waist-shaped hole 210, the wedge block 21 is fixed on the right wheel seat L through the penetration of the stud K through the waist-shaped hole 210, which can realize the fixation of the wedge block 21 and the radial movement of the wedge block 21 along the brake disc 15.

[0044] Among them, the two guide pull rods 19 are respectively located on the upper and lower sides of the wheel shaft Q, the two trigger members 20 are respectively located on the upper and lower sides of the wheel shaft, and are one-to-one corresponding driving connection with the two guide pull rods 19; the two wedge blocks 21 are respectively located on the left and right sides of the wheel shaft; the two return springs 22 are respectively located on the upper and lower sides of the wheel shaft, and the two ends of the return spring 22 are respectively connected with the two wedge blocks, and are used for resetting the radial outward movement of the wedge block 21 along the brake disc.

[0045] The electromagnet 17 of the embodiment is installed at the rear side of the right wheel frame 6 and is used to attract the pressure plate 18 when powered.

[0046] The trigger 20 of the embodiment comprises a mounting frame 201 and two rollers 202 installed at the left and right sides of the mounting frame 201, and the mounting frame 201 is fixedly connected with the guide pull rod 19, and the two rollers 202 are respectively in contact with the inclined surfaces X of the two wedge blocks 21.

[0047] The guide shoe integrated rail clamping device of the embodiment is installed on the car, when the car reaches the target floor, the electromagnet is powered to attract the pressure plate, the rollers of the trigger are linked through the guide pull rod, the rollers link the wedge blocks to move along the radial direction of the brake disc and move outward, so that the friction plate is in contact with the brake disc to generate friction and braking, thereby realizing the braking of the left and right rollers and avoiding the shaking of the elevator car. The inclined surface of the electromagnetically triggered wedge block is used to open and lock the roller brake, which can improve the reliability by compensating the wear locking torque. With the wear of the friction member, the gap between the pressure plate and the electromagnet becomes smaller, the magnetic attraction force becomes larger, and the reliability of the brake becomes higher.

[0048] Embodiment 2:

[0049] The guide shoe integrated rail clamping device of the embodiment is different from that of embodiment 1 in that:

[0050] The roller brake mechanism can also use the brake mechanism of the roller in the existing disclosed rail clamping device to meet the needs of different applications.

[0051] Other structures can refer to embodiment 1.

[0052] Embodiment 3:

[0053] The guide shoe integrated rail clamping device of the embodiment is different from that of embodiment 1 in that:

[0054] The electromagnet can also use the power-off triggering braking mode to meet the application needs of different controls.

[0055] Other structures can refer to embodiment 1.

[0056] The preferred embodiments and principles of the utility model have been described in detail above, and for ordinary skilled persons in the art, according to the idea provided by the utility model, there will be changes in the specific implementation mode, and these changes should be regarded as the protection scope of the utility model.

Claims

1. A guide shoe integrated rail clamp, comprising a base frame and a first roller and a second roller respectively mounted on both sides of the base frame, wherein the first roller and the second roller are on the same plane, characterized in that, It also includes a third roller mounted on the base frame. The plane of the third roller is perpendicular to the plane of the first roller and is located between the first roller and the second roller. The first roller, the second roller and the third roller constitute the guide rail clamping position. Each roller is mounted on its corresponding wheel frame via its axle, and the wheel frame is rotatably mounted on the base frame; each wheel frame and the base frame are provided with a pressure adjustment component to adjust the initial pressure between the roller and the elevator guide rail; The first roller and the second roller are each equipped with a roller braking mechanism, which is used to brake the rollers.

2. The guide shoe integrated rail clamp according to claim 1, characterized in that, Each wheel frame is provided with a limiting component between itself and the base frame to limit the rotational stroke of the wheel frame.

3. The guide shoe integrated rail clamp according to claim 2, characterized in that, The limiting component includes a screw, a limiting block, and a nut. One end of the screw is fixed to the base frame, and the other end passes through the wheel frame and the limiting block in sequence. The distance between the limiting block and the wheel frame is adjusted by the nut.

4. The guide shoe integrated rail clamp according to any one of claims 1-3, characterized in that, A connecting rod is provided between the wheel frame corresponding to the first roller and the wheel frame corresponding to the second roller.

5. The guide shoe integrated rail clamp according to any one of claims 1-3, characterized in that, The pressure regulating component includes a screw, a spring, a spring seat, and a nut. One end of the screw is fixed to the base frame, and the other end passes through the wheel frame, the spring, and the spring seat in sequence and is fixed by the nut. The two ends of the spring abut against the wheel frame and the spring seat, respectively.

6. The guide shoe integrated rail clamp according to any one of claims 1-3, characterized in that, The base frame includes a base and an upright frame mounted on the base. The first and second rollers are located on the front side of the upright frame, and the third roller is located on the rear side of the upright frame and passes through the upright frame.

7. The guide shoe integrated rail clamp according to claim 6, characterized in that, Lugs extend from the left and right sides of the stand and from the rear side of the stand. Each lug is used to rotate and install its corresponding wheel frame.

8. The guide shoe integrated rail clamp according to any one of claims 1-3, characterized in that, The roller braking mechanism includes a brake disc, a friction element, and a drive mechanism, wherein the brake disc is coaxially and fixedly connected to the roller; The friction element is located inside the brake disc, and the drive mechanism is used to drive the friction element to move radially along the brake disc so as to make frictional contact with the brake disc.

9. The guide shoe integrated rail clamp according to claim 8, characterized in that, The drive mechanism includes an electromagnet, a pressure plate, a guide rod, a trigger, a wedge, and a return spring. The pressure plate is connected to one end of the guide rod, which passes through the wheel frame along its axial direction and guides the engagement. The other end of the guide rod is connected to the trigger, which triggers the wedge to move radially outward along the brake disc. A friction element is located around the wedge. The return spring is used to reset the wedge as it moves radially outward along the brake disc. The electromagnet is mounted on the wheel frame and is used to attract the pressure plate when energized.

10. The guide shoe integrated rail clamp according to claim 9, characterized in that, The friction element consists of two pieces, located on both sides of the axle; correspondingly, there are two wedges and two return springs, with each end of the return spring connected to one of the two wedges. There are two sets of trigger elements, located on both sides of the wheel axle; correspondingly, there are two guide rods. The triggering element includes a mounting frame and rollers respectively mounted on both sides of the mounting frame. The mounting frame is fixedly connected to the guide rod, and the two rollers respectively contact and engage with the inclined surfaces of the two wedges.

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