Elevator guide wheel mechanism

Abstract

The utility model relates to the technical field of elevator equipment, and discloses an elevator guide wheel mechanism, which solves the problem that guide wheels with different widths are difficult to install at present, and comprises a U-shaped seat, a wheel shaft is arranged in the U-shaped seat, a guide wheel is fixedly sleeved on the outer side of the wheel shaft, a plurality of rope grooves are arranged on the outer side of the guide wheel at equal intervals, and the rope grooves are arranged in the U-shaped seat. A mounting mechanism and a limiting mechanism are arranged on the U-shaped seat; the mounting mechanism comprises a transverse plate fixed on the outer side of the U-shaped seat; according to the device, the positioning block and the positioning frame are matched, so that the wheel shaft and the guide wheel are conveniently placed in the U-shaped seat, the sliding plate and the transverse plate are matched, and the connecting column and the side plate are matched, so that the inserting block is conveniently inserted into the inserting groove to limit the wheel shaft, and the lifting plate and the U-shaped round rod are matched as well as the spring; and the inserting rods can be conveniently inserted into the corresponding inserting holes, the wheel shaft can be clamped and fixed, and therefore the guide wheels with different widths can be conveniently installed.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevator equipment, in particular to an elevator guide wheel mechanism. Background Art

[0002] The power equipment of the elevator is mainly a traction machine, which specifically includes an electric motor, a brake, a coupling, a reduction gear box, a traction wheel and a frame. Among them, the traction wheel, also known as the traction rope wheel or the guide wheel, is a device for transmitting traction power of the elevator. It uses the friction between the traction wire rope and the rope groove on the traction wheel ring to transmit power and is installed on the worm shaft in the reducer; according to the patent document with the authorization announcement number: CN206872214U, named "An Elevator Guide Wheel Mechanism", it includes a guide wheel, a wheel shaft, a guide wheel bracket and a rope stop rod. The guide wheel is arranged in the guide wheel bracket through the wheel shaft, and the rope stop rod The rope rod is fixed to both sides of the guide wheel bracket by bolts, the rope blocking rod is located at the tangent point of the guide wheel and the vertical direction, the guide wheel bracket includes a front baffle, a rear baffle and a fixing seat, the guide wheel is fixed between the front baffle and the rear baffle through a wheel axle, the bottom of the front baffle and the rear baffle are provided with a fixing seat, the bottom of the guide wheel bracket is provided with a protective rod on both sides, the outer wall of the guide wheel is circumferentially provided with a radially concave rope groove, the number of the rope grooves is 1-8, radial reinforcing ribs are provided on both sides of the guide wheel, and a process hole is provided between each two adjacent reinforcing ribs; but the following defects still exist:

[0003] The guide wheel is fixed between the front baffle and the rear baffle through a wheel axle, and the front baffle and the rear baffle are connected through a fixing seat, so the distance between the front baffle and the rear baffle is constant, making it difficult to install guide wheels of different widths. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an elevator guide wheel mechanism, which effectively solves the problem that it is difficult to install guide wheels of different widths.

[0005] To achieve the above object, the utility model provides the following technical solutions: an elevator guide wheel mechanism, comprising a U-shaped seat, a wheel axle is arranged inside the U-shaped seat, a guide wheel is fixedly sleeved on the outer side of the wheel axle, a plurality of rope grooves are arranged at equal distances on the outer side of the guide wheel, and a mounting mechanism and a limiting mechanism are arranged on the U-shaped seat;

[0006] The mounting mechanism includes a transverse plate fixed to the outer side of the U-shaped seat, a side block is fixedly mounted on the side of the transverse plate away from the U-shaped seat, a slide plate is movably sleeved on the outer side of the transverse plate, two connecting columns are symmetrically fixedly connected to the side of the slide plate away from the side block, one end of the two connecting columns away from the slide plate extends into the U-shaped seat and is fixedly connected to the side plate, and the two connecting columns are movably connected to the U-shaped seat, a side of the side plate away from the slide plate is rotatably connected to a rotating shaft 2, an end of the rotating shaft 2 away from the side plate is fixedly connected to an insert block, an inner side wall of the U-shaped seat is rotatably connected to a rotating shaft 1, an end of the rotating shaft 1 close to the side plate is fixedly connected to a positioning frame, an end of the wheel axle close to the rotating shaft 1 is fixedly connected to the positioning block, the positioning block is inserted into the positioning frame, and a slot is provided at the end of the wheel axle away from the positioning block, and the insert block is inserted into the slot.

[0007] Preferably, a U-shaped round rod is fixedly installed on the bottom of the skateboard, a lifting plate is movably sleeved on the outer side of the U-shaped round rod, a pull rod is fixedly installed on the outer side of the lifting plate, the pull rod is sleeved on the outer side of the U-shaped round rod and does not contact the U-shaped round rod, two springs are symmetrically fixedly connected between the lifting plate and the skateboard, the two springs are both sleeved on the outer side of the U-shaped round rod, and an insertion rod is fixedly installed on the top of the lifting plate.

[0008] Preferably, a plurality of insertion holes are provided at equal distances at the bottom of the transverse plate, and the insertion rods are inserted into the corresponding insertion holes.

[0009] Preferably, the limiting mechanism includes two sliding rods symmetrically fixed on the outside of the U-shaped seat, and a limiting block is fixedly installed on the ends of the two sliding rods away from each other. The outsides of the two sliding rods are movably sleeved with a slider, and the outsides of the two sliders are rotatably connected to a limiting roller, and the guide wheel is located between the two limiting rollers.

[0010] Preferably, two sliding rods 2 are symmetrically fixedly connected to the outer side of the U-shaped seat, and the ends of the two sliding rods 2 that are away from each other are fixedly installed with limiting blocks 2, and the outer sides of the two sliding rods 2 are movably sleeved with sliding blocks 2, and one end of the two limiting rollers is respectively rotatably connected to the two sliding blocks 2.

[0011] Preferably, the outer side of the U-shaped seat is symmetrically fixedly connected to two guide rods, the outer sides of the two guide rods are movably sleeved with the same guide plate, the outer side of the guide plate is symmetrically rotationally connected to two movable rods, and the ends of the two movable rods away from the guide plate are rotationally connected to two sliders respectively.

[0012] Preferably, a screw is provided between the two guide rods, one end of the screw is rotatably connected to the U-shaped seat, a turntable is fixedly mounted on the other end of the screw, and the guide plate is threadedly sleeved on the outer side of the screw.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The utility model facilitates the placement of the wheel axle and the guide wheel in the U-shaped seat through the cooperation between the positioning block and the positioning frame, and facilitates the insertion of the plug block into the slot to limit the wheel axle through the cooperation between the slide plate and the cross plate and the connecting column and the side plate, and facilitates the insertion of the plug rod into the corresponding plug hole through the cooperation between the lifting plate and the U-shaped round rod and the spring, so that the wheel axle can be clamped and fixed, thereby facilitating the installation of guide wheels of different widths;

[0015] (2) The new type facilitates the two sliders 1 to slide along the two slide bars 1 respectively and enables the two limit rollers to move horizontally through the cooperation between the screw and the guide plate and between the guide bar and the movable bar. The stability of the two limit rollers during movement is ensured through the cooperation between the slider 2 and the slide bar 2, thereby facilitating the adjustment of the positions of the two limit rollers according to the specifications of the guide wheel, thereby facilitating the limiting of the wire rope to prevent it from jumping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Hereinafter, some specific embodiments of the present invention will be described in detail in an exemplary and non-limiting manner with reference to the accompanying drawings. The same reference numerals in the accompanying drawings indicate the same or similar components or parts. It should be understood by those skilled in the art that these drawings are not necessarily drawn to scale. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the structure of the guide wheel mechanism of the elevator of the utility model;

[0018] Figure 2 This is a schematic diagram of the guide wheel structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation mechanism structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the skateboard of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the limiting mechanism of the utility model.

[0022] The reference numerals are as follows: 1. U-shaped seat; 2. mounting mechanism; 201. horizontal plate; 202. slide plate; 203. connecting column; 204. plug block; 205. positioning frame; 206. rotating shaft 1; 207. rotating shaft 2; 208. side plate; 209. plug hole; 2010. side block; 2011. spring; 2012. U-shaped round rod; 2013. pull rod; 2014. lifting plate; 201 5. Insert rod; 3. Limiting mechanism; 301. Slide bar 1; 302. Guide rod; 303. Guide plate; 304. Screw rod; 305. Turntable; 306. Movable rod; 307. Limiting block 1; 308. Slider bar 1; 309. Limiting block 2; 3010. Slide bar 2; 3011. Slider bar 2; 3012. Limiting roller; 4. Guide wheel; 5. Rope groove; 6. Positioning block; 7. Wheel axle; 8. Slot. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are 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.

[0024] Depend on Figure 1-2 The utility model comprises a U-shaped seat 1, in which a wheel axle 7 is arranged, a guide wheel 4 is fixedly sleeved on the outer side of the wheel axle 7, a plurality of rope grooves 5 are arranged at equal distances on the outer side of the guide wheel 4, and a mounting mechanism 2 and a limiting mechanism 3 are arranged on the U-shaped seat 1.

[0025] Specifically, by Figure 2-4It is given that the mounting mechanism 2 includes a transverse plate 201 fixed to the outer side of the U-shaped seat 1, a side block 2010 is fixedly installed on the side of the transverse plate 201 away from the U-shaped seat 1, a slide plate 202 is movably sleeved on the outer side of the transverse plate 201, and two connecting columns 203 are symmetrically fixedly connected to the side of the slide plate 202 away from the side block 2010, and the ends of the two connecting columns 203 away from the slide plate 202 extend into the U-shaped seat 1 and are fixedly connected to the side plate 208, and the two connecting columns 203 are movably connected to the U-shaped seat 1, and the side plate 208 away from the slide plate 202 is rotatably connected to the second shaft 207, and the end of the second shaft 207 away from the side plate 208 is fixedly connected to the plug block 204, the inner side wall of the U-shaped seat 1 is rotatably connected to the first shaft 206, and the end of the first shaft 206 close to the side plate 208 is fixedly connected to the positioning frame 205, and the wheel axle 7 is close to the first shaft 20 One end of the wheel shaft 7 is fixedly connected with a positioning block 6, and the positioning block 6 is inserted into the positioning frame 205. A slot 8 is provided at one end of the wheel shaft 7 away from the positioning block 6, and the insert block 204 is inserted into the slot 8. A U-shaped round rod 2012 is fixedly installed at the bottom of the slide plate 202, and a lifting plate 2014 is movably sleeved on the outer side of the U-shaped round rod 2012. A pull rod 2013 is fixedly installed on the outer side of the lifting plate 2014, and the pull rod 2013 is sleeved on the outer side of the U-shaped round rod 2012 and does not contact the U-shaped round rod 2012. Two springs 2011 are symmetrically fixedly connected between the lifting plate 2014 and the slide plate 202, and the two springs 2011 are sleeved on the outer side of the U-shaped round rod 2012. A plug rod 2015 is fixedly installed on the top of the lifting plate 2014, and a plurality of jacks 209 are equidistantly provided at the bottom of the cross plate 201, and the plug rod 2015 is inserted into the corresponding jacks 209;

[0026] When in use, first pull the pull rod 2013 downward to drive the lifting plate 2014 to slide downward along the U-shaped round rod 2012, and drive the insertion rod 2015 to descend until it disengages from the corresponding insertion hole 209, thereby releasing the fixation of the slide plate 202 and the cross plate 201. At the same time, the two springs 2011 are stretched, and then the axle 7 and the guide wheel 4 are placed in the U-shaped seat 1, so that the positioning block 6 is inserted into the positioning frame 205, and then the slide plate 202 slides along the cross plate 201 and approaches the U-shaped seat 1, and the side plate 208 is driven to move through the two connecting columns 203, so that the insertion block 204 is inserted into the slot 8, and then the control of the pull rod 2013 is released. At this time, the two springs 2011 are reset to drive the lifting plate 2014 to slide upward along the U-shaped round rod 2012 until the insertion rod 2015 is inserted into the corresponding insertion hole 209, the axle 7 is clamped and limited, and finally the installation of guide wheels 4 of different widths is realized.

[0027] Specifically, by Figure 5The limiting mechanism 3 includes two slide bars 301 symmetrically fixed to the outside of the U-shaped seat 1, and the ends of the two slide bars 301 that are away from each other are fixedly installed with a limiting block 307, and the outer sides of the two slide bars 301 are movably sleeved with a slider 308, and the outer sides of the two sliders 308 are rotatably connected to the limiting roller 3012, and the guide wheel 4 is located between the two limiting rollers 3012. The outer side of the U-shaped seat 1 is symmetrically fixedly connected with two slide bars 3010, and the ends of the two slide bars 3010 that are away from each other are fixedly installed with a limiting block 309, and the outer sides of the two slide bars 3010 are movably sleeved with a slider 3011. One end of the positioning roller 3012 is rotatably connected to the two sliders 3011 respectively, and two guide rods 302 are symmetrically fixedly connected to the outer side of the U-shaped seat 1. The outer sides of the two guide rods 302 are movably sleeved with the same guide plate 303. The outer side of the guide plate 303 is symmetrically rotatably connected to two movable rods 306. One end of the two movable rods 306 away from the guide plate 303 is rotatably connected to the two sliders 1 308 respectively. A screw rod 304 is provided between the two guide rods 302. One end of the screw rod 304 is rotatably connected to the U-shaped seat 1, and the other end of the screw rod 304 is fixedly installed with a turntable 305. The guide plate 303 is threadedly sleeved on the outer side of the screw rod 304.

[0028] When in use, first rotate the turntable 305 to drive the screw 304 to rotate, and drive the guide plate 303 to slide along the two guide rods 302, and then drive the two sliders 1 308 to slide along the two slide rods 1 301 respectively through the two movable rods 306, and at the same time, the two limiting rollers 3012 move horizontally, and the two sliders 2 3011 slide along the two slide rods 2 3010 respectively, to ensure the stability of the two limiting rollers 3012 when moving, finally adjust the position of the two limiting rollers 3012 according to the specifications of the guide wheel 4, so as to limit the wire rope and prevent it from jumping.

[0029] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with this technology to understand the content of the utility model and implement it accordingly. They cannot be used to limit the protection scope of the utility model. All equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. An elevator guide wheel mechanism, comprising a U-shaped seat (1), characterized in that: The U-shaped seat (1) is provided with a wheel axle (7), the outer side of the wheel axle (7) is fixedly sleeved with a guide wheel (4), the outer side of the guide wheel (4) is provided with a plurality of rope grooves (5) at equal distances, and the U-shaped seat (1) is provided with a mounting mechanism (2) and a limiting mechanism (3); The mounting mechanism (2) comprises a horizontal plate (201) fixed to the outside of the U-shaped seat (1); a side block (2010) is fixedly mounted on the side of the horizontal plate (201) away from the U-shaped seat (1); a slide plate (202) is movably sleeved on the outside of the horizontal plate (201); two connecting columns (203) are symmetrically fixedly connected to the side of the slide plate (202) away from the side block (2010); one end of the two connecting columns (203) away from the slide plate (202) extends into the U-shaped seat (1) and is fixedly connected to the side plate (208); the two connecting columns (203) are movably connected to the U-shaped seat (1); and the side plate (208) is away from the slide plate (202). One side of the slide plate (202) is rotatably connected to a second rotating shaft (207), and an end of the second rotating shaft (207) away from the side plate (208) is fixedly connected to an insert block (204). The inner side wall of the U-shaped seat (1) is rotatably connected to a first rotating shaft (206), and an end of the first rotating shaft (206) close to the side plate (208) is fixedly connected to a positioning frame (205). An end of the wheel shaft (7) close to the first rotating shaft (206) is fixedly connected to a positioning block (6), and the positioning block (6) is inserted into the positioning frame (205). An end of the wheel shaft (7) away from the positioning block (6) is provided with a slot (8), and the insert block (204) is inserted into the slot (8).

2. An elevator guide wheel mechanism according to claim 1, characterized in that: A U-shaped round rod (2012) is fixedly mounted on the bottom of the slide plate (202); a lifting plate (2014) is movably sleeved on the outer side of the U-shaped round rod (2012); a pull rod (2013) is fixedly mounted on the outer side of the lifting plate (2014); the pull rod (2013) is sleeved on the outer side of the U-shaped round rod (2012) and does not contact the U-shaped round rod (2012); two springs (2011) are symmetrically fixedly connected between the lifting plate (2014) and the slide plate (202); the two springs (2011) are sleeved on the outer side of the U-shaped round rod (2012); and a plug rod (2015) is fixedly mounted on the top of the lifting plate (2014).

3. The elevator guide wheel mechanism according to claim 1, characterized in that: The bottom of the transverse plate (201) is provided with a plurality of insertion holes (209) at equal distances, and the insertion rods (2015) are inserted into corresponding insertion holes (209).

4. The elevator guide wheel mechanism according to claim 1, characterized in that: The limiting mechanism (3) comprises two sliding rods (301) symmetrically fixed on the outside of the U-shaped seat (1); a limiting block (307) is fixedly installed at one end of the two sliding rods (301) away from each other; a slider (308) is movably sleeved on the outside of the two sliding rods (301); the outsides of the two sliders (308) are rotatably connected to a limiting roller (3012); and the guide wheel (4) is located between the two limiting rollers (3012).

5. The elevator guide wheel mechanism according to claim 1, characterized in that: The outer side of the U-shaped seat (1) is symmetrically fixedly connected with two sliding rods (3010), and the ends of the two sliding rods (3010) that are away from each other are fixedly installed with limiting blocks (309), and the outer sides of the two sliding rods (3010) are movably sleeved with sliders (3011), and one end of the two limiting rollers (3012) is respectively rotatably connected to the two sliders (3011).

6. The elevator guide wheel mechanism according to claim 1, characterized in that: The outer side of the U-shaped seat (1) is symmetrically fixedly connected to two guide rods (302); the outer sides of the two guide rods (302) are movably sleeved with a same guide plate (303); the outer side of the guide plate (303) is symmetrically rotatably connected to two movable rods (306); the ends of the two movable rods (306) away from the guide plate (303) are rotatably connected to two sliders (308) respectively.

7. An elevator guide wheel mechanism according to claim 6, characterized in that: A screw rod (304) is provided between the two guide rods (302), one end of the screw rod (304) is rotatably connected to the U-shaped seat (1), a turntable (305) is fixedly mounted on the other end of the screw rod (304), and the guide plate (303) is threadedly sleeved on the outside of the screw rod (304).

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