Double traction sheave elevator traction machine

Abstract

The utility model belongs to the technical field of elevator traction machines, specifically a double-traction wheel elevator traction machine, comprising a bottom plate, a traction machine body is fixedly installed at the top center of the bottom plate, a rotating rod 2 is fixedly connected to the front surface of the traction machine body, a traction wheel 2 is fixedly connected to the rear of the outer surface of the rotating rod 2, a groove 1 penetrating up and down is opened at the center of the front surface of the bottom plate, the interior of the groove 1 corresponds to the traction wheel 2, and an adjustment component is arranged inside the bottom plate; the utility model drives the rotating rod 2 to rotate through the traction machine body, and drives the traction wheel 2 to rotate after the rotating rod 2 rotates, and then the traction wheel 2 rotates while the traction wheel 2 drives the traction wheel 1 to rotate under the limit of the limit component through the connecting component, so that the traction wheel 2 and the traction wheel 1 can be limited when rotating, and the rotation is relatively stable, so that the traction machine has better stability.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator traction machines, in particular to a double-traction wheel elevator traction machine. Background Art

[0002] The elevator traction machine is the power equipment of the elevator, also known as the elevator host. Its function is to transport and transfer power to make the elevator run. It consists of a motor, brake, coupling, reduction box, traction wheel, frame and guide wheel, and auxiliary handwheel. At present, the existing traction machine often has only one traction wheel. When the wire rope on the traction wheel breaks, the car will fall from the elevator shaft, causing casualties and great economic losses. If two traction wheels are set to pull the symmetrical sides of the car, the safety of the traction machine can be effectively improved.

[0003] A Chinese patent application CN216638587U discloses an elevator traction machine with double traction wheels, including a traction machine body, and a driving shaft installed at the output end of the traction machine body, the surface of the driving shaft is sleeved with a first traction wheel, the free end of the driving shaft is telescopically connected to a driven shaft, the surface of the driven shaft is sleeved with a second traction wheel, and an adjustment mechanism for adjusting the distance between the first traction wheel and the second traction wheel is arranged in the driving shaft. The utility model sets a first traction wheel and a second traction wheel that can be driven by the traction machine body at the same time, so that the device can pull the car through two steel ropes, making the device more stable and more secure; by setting an adjustment mechanism, the distance between the first traction wheel and the second traction wheel can be adjusted, so that the device can be adapted to cars of different sizes, effectively improving the applicability of the device.

[0004] However, the existing elevator traction machine with double traction sheaves lacks certain limit when the traction sheave is in use, and the rotation of the traction sheave is not stable enough, so that the stability of the traction machine is not high enough. Therefore, a double traction sheave elevator traction machine is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problem that the rotation of the traction wheel of the existing elevator traction machine with double traction wheels lacks a certain limit when in use, and the rotation of the traction wheel is not stable enough, thereby making the stability of the traction machine not high enough, the utility model proposes a double traction wheel elevator traction machine.

[0006] The technical solution adopted by the utility model to solve the technical problem is: a double traction sheave elevator traction machine described in the utility model comprises a bottom plate;

[0007] A traction machine body is fixedly installed at the center of the top of the bottom plate, a second rotating rod is fixedly connected to the front surface of the traction machine body, a second traction wheel is fixedly connected to the rear of the outer surface of the second rotating rod, and a first groove penetrating from top to bottom is opened at the center of the front surface of the bottom plate, and the interior of the first groove corresponds to the second traction wheel;

[0008] An adjusting component is arranged inside the bottom plate, the front surface of the adjusting component penetrates the front surface of the bottom plate, and a limiting component is arranged, a traction wheel 1 is arranged on the rear surface of the limiting component, and a connecting component is arranged between the traction wheel 1 and the traction wheel 2.

[0009] Preferably, the adjusting component includes an inner groove 1 opened on the left side of the bottom plate and an inner groove 2 opened on the right side of the bottom plate, and the inner front surface of the inner groove 1 and the inner front surface of the inner groove 2 are both communicated with the outside, an adjusting plate 1 is slidably connected inside the inner groove 1, and an adjusting plate 2 is slidably connected inside the inner groove 2, the front surface of the adjusting plate 1 and the front surface of the adjusting plate 2 are respectively fixedly connected to the left and right sides of the rear surface of the limiting component, a left side inner groove is provided with a left and right through-hole 1, and a right side inner groove is provided with a right side through-hole 2, a left side inner groove is provided with a plurality of evenly distributed threaded holes 1, and a right side inner groove is provided with a plurality of evenly distributed threaded holes 2, an adjusting bolt 1 is penetrated inside the through hole 1, and the right end of the adjusting bolt 1 is threadedly connected to the inside of the threaded hole 1, an adjusting bolt 2 is penetrated inside the through hole 2, and the left end of the adjusting bolt 2 is threadedly connected to the inside of the threaded hole 2.

[0010] Preferably, the limit assembly includes a movable plate fixedly connected to the front surfaces of the adjustment plate 1 and the adjustment plate 2, a limit plate fixedly connected to the top rear of the movable plate, a front-to-rear through-type limit groove is opened at the inner center of the limit plate, a rotating rod 1 is rotatably connected to the inside of the limit groove through a bearing, the inside of the traction wheel 1 is fixedly connected to the rear of the outer surface of the rotating rod 1, and the connecting assembly is arranged between the rotating rod 1 and the rotating rod 2.

[0011] Preferably, a second groove extending vertically through the movable plate is provided at the center of the rear surface of the movable plate, and the interior of the second groove corresponds to the first traction wheel.

[0012] Preferably, the connecting assembly includes a connecting rod fixedly connected to the rear end of the rotating rod one, a plurality of evenly distributed card grooves are provided on the top and bottom and left and right sides of the connecting rod, a mounting groove is provided inside the rotating rod two, and the rear end of the connecting rod is inserted into the mounting groove, mounting holes are provided on the left and right sides and the upper and lower surfaces of the front of the mounting groove, a sliding plate is slidably connected to the inside of the mounting hole, a spring is fixedly connected between the side of the sliding plate away from the center of the mounting groove and the inside of the mounting hole, and a card block is fixedly connected to the side of the sliding plate close to the center of the mounting groove, and the card block is carded in the card slot.

[0013] Preferably, the outer surface of the card block and the interior of the card slot are both arranged in an arc shape.

[0014] Preferably, through holes that penetrate up and down are provided on the left and right sides of the rear interior of the bottom plate and on the left and right sides of the front interior of the movable plate.

[0015] The utility model is beneficial in that:

[0016] 1. The utility model drives the rotating rod 2 to rotate through the operation of the traction machine body, and drives the traction wheel 2 to rotate after the rotating rod 2 rotates. Then, while the traction wheel 2 rotates, the traction wheel 1 is driven to rotate under the limit of the limit assembly through the connecting component. In this way, the traction wheel 2 and the traction wheel 1 can be limited when rotating, and the rotation is relatively stable, so that the traction machine has better stability.

[0017] 2. The utility model can adjust the distance between traction wheel one and traction wheel two through the cooperation of the adjustment component between the limit component and the bottom plate and the connection component between traction wheel one and traction wheel two, so that the traction machine can meet more usage requirements, thereby making the traction machine more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure in the first embodiment;

[0020] Figure 2 It is a schematic diagram of the bottom cross-section structure in the first embodiment;

[0021] Figure 3 It is a partial right section structure schematic diagram in Embodiment 1;

[0022] Figure 4 For Example 1 Figure 3 The enlarged structural diagram at A in the middle;

[0023] Figure 5 Schematic diagram of the through hole structure in the second embodiment.

[0024] In the figure: 1. limit assembly; 101. moving plate; 102. limit plate; 103. rotating rod 1; 104. limit groove; 2. traction wheel 1; 3. traction machine body; 4. bottom plate; 5. adjustment assembly; 501. adjustment bolt 1; 502. inner groove 1; 503. through hole 1; 504. threaded hole 1; 505. adjustment plate 1; 506. adjustment plate 2; 507. threaded hole 2; 508. adjustment bolt 2; 509. through hole 2; 510. inner groove 2; 6. rotating rod 2; 7. connecting assembly; 701. connecting rod; 702. clamping groove; 703. mounting groove; 704. mounting hole; 705. spring; 706. sliding plate; 707. clamping block; 8. traction wheel 2; 9. groove 1; 10. groove 2; 11. through hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1

[0027] See also Figure 1-4 As shown, a double traction sheave elevator traction machine comprises a bottom plate 4;

[0028] The traction machine body 3 is fixedly installed at the center of the top of the bottom plate 4, the front surface of the traction machine body 3 is fixedly connected to the rotating rod 2 6, the rear of the outer surface of the rotating rod 2 6 is fixedly connected to the traction wheel 2 8, and the center of the front surface of the bottom plate 4 is provided with a groove 1 9 that penetrates from top to bottom, and the interior of the groove 1 9 corresponds to the traction wheel 2 8;

[0029] An adjusting component 5 is arranged inside the bottom plate 4, the front surface of the adjusting component 5 passes through the front surface of the bottom plate 4, and a limiting component 1 is arranged, a traction wheel 2 is arranged on the rear surface of the limiting component 1, and a connecting component 7 is arranged between the traction wheel 2 and the traction wheel 8; when working, the traction machine is first installed, and after the installation is stable, the traction machine body 3 drives the rotating rod 2 6 to rotate, and drives the traction wheel 2 8 to rotate after the rotating rod 2 6 rotates, and then the traction wheel 2 8 rotates while the traction wheel 2 8 rotates, and the traction wheel 2 is driven to rotate under the limit of the limiting component 1 through the connecting component 7, so that The traction wheel 2 8 and the traction wheel 1 2 are limited when rotating, and the rotation is relatively stable, so that the traction machine has better stability. At the same time, the adjustment component 5 between the limiting component 1 and the base plate 4 and the connecting component 7 between the traction wheel 1 2 and the traction wheel 2 8 can adjust the distance between the traction wheel 2 and the traction wheel 2 8, so that the traction machine can meet more usage requirements, thereby making the traction machine more practical. At the same time, the groove 1 9 can avoid obstruction to the wire rope wound on the outer surface of the traction wheel 2 8, and facilitate the wire rope wound on the outer surface of the traction wheel 2 to pass through the base plate 4.

[0030] The adjusting component 5 includes an inner groove 1 502 opened on the left side of the bottom plate 4 and an inner groove 2 510 opened on the right side of the bottom plate 4, and the inner front surface of the inner groove 1 502 and the inner front surface of the inner groove 2 510 are both communicated with the outside, an adjusting plate 1 505 is slidably connected to the inner groove 1 502, and an adjusting plate 2 506 is slidably connected to the inner groove 2 510, the front surface of the adjusting plate 1 505 and the front surface of the adjusting plate 2 506 are respectively fixedly connected to the left and right sides of the rear surface of the limiting component 1, a left side through-hole 1 503 is opened in the inner groove 1 502, a right side through-hole 2 509 is opened in the inner groove 2 510, a plurality of evenly distributed threaded holes 1 504 are opened on the left side of the adjusting plate 1 505, a plurality of evenly distributed threaded holes 2 507 are opened on the right side of the adjusting plate 1 505, and an adjusting bolt 1 50 is penetrated in the through hole 1 503 1, and the right end of the adjusting bolt 1 501 is threadedly connected with the inner thread of the threaded hole 1 504, the inner part of the through hole 2 509 is penetrated by an adjusting bolt 2 508, and the left end of the adjusting bolt 2 508 is threadedly connected with the inner thread of the threaded hole 2 507; during operation, the adjusting bolt 1 501 and the adjusting bolt 2 508 are disengaged from the threaded hole 1 504 and the threaded hole 2 507 by rotating them, and then the adjusting plate 1 505 and the adjusting plate 2 506 are moved to adjust the spacing between the limit assembly 1 and the traction wheel 1 2 as a whole and the traction wheel 2 8, and then the adjustment is made more convenient by the cooperation of the connecting assembly 7 during adjustment, and after adjustment, the adjusting bolt 1 501 and the adjusting bolt 2 508 are rotated again to make them threadedly connected with another corresponding threaded hole 1 504 and the threaded hole 2 507, so that the adjusting plate 1 505 and the adjusting plate 2 506 can remain stable after the adjustment position, thereby facilitating the adjustment of the spacing between the traction wheel 1 2 and the traction wheel 2 8.

[0031] The limiting assembly 1 includes a movable plate 101 fixedly connected to the front surfaces of the adjusting plate 1 505 and the adjusting plate 2 506, a limiting plate 102 is fixedly connected to the top and rear of the movable plate 101, a front and rear through-type limiting groove 104 is opened at the inner center of the limiting plate 102, a rotating rod 103 is rotatably connected to the limiting groove 104 through a bearing, the inside of the limiting groove 104 is fixedly connected to the rear of the outer surface of the rotating rod 103, and the connecting assembly 7 is arranged between the rotating rod 103 and the rotating rod 2 6; when working, the movable plate 101 is connected to the bottom plate 4 through the adjusting plate 1 505 and the adjusting plate 2 506, and the rotation of the traction wheel 2 is limited by the rotating rod 103 rotatably connected to the bearing in the limiting groove 104 inside the limiting plate 102, so that the traction wheel 2 8 is more stable when rotating with the traction wheel 2.

[0032] A vertically penetrating groove 2 10 is provided at the center of the rear surface of the movable plate 101, and the interior of the groove 2 10 corresponds to the traction wheel 1 2; during operation, the steel wire rope wound on the outer surface of the traction wheel 1 2 can pass through the movable plate 101 without causing obstruction thereto.

[0033] The connecting assembly 7 includes a connecting rod 701 fixedly connected to the rear end of the rotating rod 103, a plurality of evenly distributed card slots 702 are provided on the top and bottom and left and right sides of the connecting rod 701, a mounting slot 703 is provided inside the rotating rod 26, and the rear end of the connecting rod 701 is inserted into the mounting slot 703, mounting holes 704 are provided on the left and right sides and the upper and lower surfaces of the front of the mounting slot 703, a sliding plate 706 is slidably connected to the mounting hole 704, a spring 705 is fixedly connected between the side of the sliding plate 706 away from the center of the mounting slot 703 and the inside of the mounting hole 704, a card block 707 is fixedly connected to the side of the sliding plate 706 close to the center of the mounting slot 703, and the card block 707 is carded in the slot 702; when working, through The rectangular connecting rod 701 is inserted into the rectangular installation groove 703 inside the rotating rod 2 6, so that after the rotating rod 2 6 rotates, the rotating rod 1 103 is driven to rotate through the connecting rod 701, and the clamping block 707 is clamped in the clamping groove 702, so that the connecting rod 701 is inserted into the mounting groove 703 more stably. At the same time, when the connecting rod 701 slides in the mounting groove 703, the clamping block 707 is squeezed out of the clamping groove 702 to squeeze the spring 705, and the rebound force of the spring 705 after being squeezed facilitates the clamping of the clamping block 707 with another clamping groove 702. Therefore, the sliding of the connecting rod 701 in the mounting groove 703 can cooperate with the movement and adjustment of the adjustment plate 1 505 and the adjustment plate 2 506, and the distance between each two clamping grooves 702 is the same as the distance between each two threaded holes 1 504 and each two threaded holes 2 507, so it is easy to adjust.

[0034] The outer surface of the clamping block 707 and the interior of the clamping slot 702 are both arranged in an arc shape; during operation, the clamping block 707 and the clamping slot 702 are easily connected and disconnected.

[0035] Embodiment 2

[0036] See also Figure 5 As shown, compared with Example 1, as another implementation of the utility model, the left and right sides of the rear of the bottom plate 4 and the left and right sides of the front of the movable plate 101 are provided with upper and lower through holes 11; when working, the through holes 11 facilitate external mounting bolts to penetrate the bottom plate 4 and the movable plate 101 to fix the traction machine.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A double-traction sheave elevator traction machine, comprising a bottom plate (4); Features: A traction machine body (3) is fixedly mounted at the top center of the bottom plate (4); a rotating rod (6) is fixedly connected to the front surface of the traction machine body (3); a traction wheel (8) is fixedly connected to the rear of the outer surface of the rotating rod (6); a groove (9) is provided at the center of the front surface of the bottom plate (4) and is penetrated from top to bottom; the interior of the groove (9) corresponds to the traction wheel (8); An adjusting component (5) is arranged inside the base plate (4), the front surface of the adjusting component (5) passes through the front surface of the base plate (4), and a limiting component (1) is arranged, a traction wheel 1 (2) is arranged on the rear surface of the limiting component (1), and a connecting component (7) is arranged between the traction wheel 1 (2) and the traction wheel 2 (8).

2. A double traction sheave elevator traction machine according to claim 1, characterized in that: The adjustment component (5) includes an inner groove 1 (502) opened on the left side of the bottom plate (4) and an inner groove 2 (510) opened on the right side of the bottom plate (4), and the inner front surface of the inner groove 1 (502) and the inner front surface of the inner groove 2 (510) are both connected to the outside, the inner groove 1 (502) is slidably connected with an adjustment plate 1 (505), and the inner groove 2 (510) is slidably connected with an adjustment plate 2 (506), the front surface of the adjustment plate 1 (505) and the front surface of the adjustment plate 2 (506) are respectively fixedly connected to the left and right sides of the rear surface of the limit component (1), and the inner groove 1 (502) is provided with a left and right through hole. The inner groove (510) has a through hole (503) extending therethrough, the inner groove (510) has a through hole (509) extending therethrough on the right side, the adjusting plate (505) has a plurality of evenly distributed threaded holes (504) on the left side, the adjusting plate (505) has a plurality of evenly distributed threaded holes (507) on the right side, an adjusting bolt (501) extending therethrough (503), and the right end of the adjusting bolt (501) is threadedly connected to the inside of the threaded hole (504), an adjusting bolt (508) extending therethrough (509), and the left end of the adjusting bolt (508) is threadedly connected to the inside of the threaded hole (507).

3. A double traction sheave elevator traction machine according to claim 2, characterized in that: The limiting assembly (1) comprises a movable plate (101) fixedly connected to the front surfaces of the adjusting plate 1 (505) and the adjusting plate 2 (506); a limiting plate (102) is fixedly connected to the top rear of the movable plate (101); a limiting groove (104) penetrating front and rear is provided at the inner center of the limiting plate (102); a rotating rod 1 (103) is rotatably connected to the inner part of the limiting groove (104) via a bearing; the inner part of the traction wheel 1 (2) is fixedly connected to the outer surface rear of the rotating rod 1 (103); and the connecting assembly (7) is arranged between the rotating rod 1 (103) and the rotating rod 2 (6).

4. A double traction sheave elevator traction machine according to claim 3, characterized in that: A second groove (10) extending vertically through the center of the rear surface of the movable plate (101) is provided, and the interior of the second groove (10) corresponds to the first traction wheel (2).

5. A double traction sheave elevator traction machine according to claim 4, characterized in that: The connecting assembly (7) comprises a connecting rod (701) fixedly connected to the rear end of the rotating rod (103); the top and bottom and left and right sides of the connecting rod (701) are provided with a plurality of evenly distributed slots (702); the rotating rod (6) is provided with a mounting slot (703) inside, and the rear end of the connecting rod (701) is inserted into the mounting slot (703); the left and right sides and upper and lower surfaces of the front inside the mounting slot (703) are provided with mounting holes (704); the inside of the mounting hole (704) is slidably connected with a sliding plate (706); a spring (705) is fixedly connected between a side of the sliding plate (706) away from the center of the mounting slot (703) and the inside of the mounting hole (704); a clamping block (707) is fixedly connected to a side of the sliding plate (706) close to the center of the mounting slot (703), and the clamping block (707) is clamped in the inside of the clamping slot (702).

6. A double traction sheave elevator traction machine according to claim 5, characterized in that: The outer surface of the clamping block (707) and the interior of the clamping slot (702) are both arranged in an arc shape.

7. A double traction sheave elevator traction machine according to claim 6, characterized in that: The left and right sides of the rear of the bottom plate (4) and the left and right sides of the front of the movable plate (101) are both provided with through holes (11) that penetrate upward and downward.

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