CN216377057U

CN216377057U - Sliding guide shoe

Info

Publication number: CN216377057U
Application number: CN202122557779.5U
Authority: CN
Inventors: 徐庆明; 庞健; 吴勇
Original assignee: Suzhou Helece Science & Technology Co ltd
Current assignee: Suzhou Helece Science & Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-26
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a sliding guide shoe, which is applied to the field of elevator guide shoes and aims at solving the problems of unstable operation and high noise of an elevator caused by poor lubricating and damping effects in the long-term high-speed operation process of the elevator, and the technical scheme is as follows: a sliding guide shoe comprises a guide shoe seat, a shoe head, a shoe liner, a buffer piece and a damping component; the cross section of the boot head is concave and is detachably connected with the boot guide seat; the shoe guide is detachably connected with the shoe head, the shoe guide is provided with a sliding surface attached to the surface of the elevator guide rail, and the shoe guide is provided with a lubricating component for lubricating the sliding surface; the buffer piece is connected to the inner surface of the boot head, and the buffer component is connected to the side surface of the guide shoe seat; has the technical effects that: the installation is firm stable, and convenient dismantlement and maintenance can effectively reduce frictional resistance, alleviates vibrations and noise among the elevator operation process, keeps the elevator steady operation for a long time.

Description

Sliding guide shoe

Technical Field

The utility model relates to the technical field of elevator guide shoes, in particular to a sliding guide shoe.

Background

Elevator installations are used within buildings to transport people and goods between single or multiple floors. The elevator guide shoe is a guide device which can slide between an elevator guide rail and a car or a counterweight, the car or the counterweight can be stabilized on the guide rail, the car or the counterweight can only move up and down, and the guide shoe generally comprises a guide shoe head and a shoe lining.

The sliding guide shoe is characterized in that a concave-shaped sliding groove is clamped on a guide rail: the guide shoe head is fixed and has simple structure. The shoe guide is characterized in that a shoe guide liner of the sliding guide shoe is a component with serious self-damage, and needs to be replaced due to abrasion after being used for a period of time.

At present, chinese patent No. CN105492362B discloses a sliding guide shoe for an elevator, which includes: a two-part lining which can be inserted into the guide shoe housing serves to guide the elevator car along the guide rails. The lining has a carrier element with a groove configured to receive the pocket for receiving the sliding element, so that the sliding element can be introduced in the longitudinal direction and the carrier element can be latched.

Above-mentioned scheme has improved the convenient degree of changing the shoe guide, but, lubrication and shock attenuation effect are not good to in the long-term high-speed operation in-process of elevator, receive frictional resistance and vibrations influence, rock in leading the boots head after the shoe guide structure fragile, further increase elevator operating resistance and noise, influence elevator running state.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a sliding guide shoe which has the advantages of firm and stable installation, convenient disassembly and maintenance, effective reduction of friction resistance, reduction of vibration and noise in the running process of an elevator and long-term stable running of the elevator.

In order to achieve the purpose, the utility model provides the following technical scheme:

a sliding guide shoe comprises a guide shoe seat, a shoe head, a shoe liner, a buffer piece for buffering and damping the impact and vibration of the shoe liner, and a damping component for reducing the vibration of the guide shoe; the cross section of the boot head is concave and is detachably connected with the boot guide seat; the shoe guide is detachably connected to the shoe head, the shoe guide is provided with a sliding surface attached to the surface of an elevator guide rail, and the shoe guide is provided with a lubricating component for lubricating the sliding surface; the buffer piece is connected to the inner surface of the shoe head, and the buffer assembly is connected to one side, close to the elevator guide rail, of the guide shoe base.

By adopting the technical scheme, the boot liner is detachably arranged in the boot head, and the boot head is detachably connected to the boot guide seat, so that the whole device is simple in structure and convenient to detach, replace and maintain; the lubricating component can lubricate the sliding surface of the shoe guide and lubricate the surface of the guide rail along with the up-and-down operation of the guide shoe, so that the frictional resistance between the guide shoe and the elevator guide rail is effectively reduced; the buffer piece and the shock absorption assembly can slow down the vibration force generated in the running process of the guide shoe, and the protection device plays a role in shock absorption and noise reduction.

Furthermore, a limiting groove which is vertical to the side wall and is inwards recessed is formed in the side wall of the boot head along the width direction, a limiting boss matched with the limiting groove is arranged on the outer wall of the boot liner, and a mounting blind hole is formed in the outer wall of the side face of the boot liner; the upper and lower ports of the shoe head are provided with shoulders which horizontally extend inwards, the shoe guide can be inserted into the shoe head along the direction vertical to the guide rail of the elevator, and the upper and lower end surfaces of the shoe guide are abutted against the shoulders.

The beneficial effects are that: when the shoe guide is disassembled and assembled, the limiting boss on the shoe guide is inserted into the limiting groove on the shoe head, so that the shoe guide is inserted into the shoe head along the direction vertical to the elevator guide rail, compared with a longitudinal installation mode in the prior art, the upper and lower positioning of the shoe guide is firmer, the design of the shoulder can further reinforce the position of the shoe guide in the shoe head, and the increase of friction resistance and noise caused by the shaking of the shoe guide in the shoe head is prevented; the installation blind hole that sets up on the side outer wall of shoe guide corresponds with the screw hole on the toe cap for strengthen the position of shoe guide in the horizontal direction in the toe cap, can further improve the fastness and the stability of shoe guide installation.

Furthermore, the bolster is for inlaying and establishing the toe cap with the elastic rubber sleeve between the shoe guide, the bolster is fixed the internal surface of toe cap, set up on the bolster let the square hole that spacing boss passed and with the coaxial round hole of installation blind hole.

The beneficial effects are that: the bolster can alleviate the shaking force that leads boots and elevator guide rail frictional motion and produce, plays the shock attenuation, noise reduction and protects the effect of leading boots device, and simultaneously, the bolster sets up between shoe guide and the boots head, can increase the frictional resistance between shoe guide and the boots head for the more stable connection of shoe guide is in the boots head, further prevents that the shoe guide from rocking in the boots head, strengthens the effect of shock attenuation and protection shoe guide.

Further, lubricated subassembly is including seting up oil groove on the glide plane, setting are in oil storage chamber, setting in the shoe guide are in the oil outlet and the setting of oil storage chamber bottom are in the intraoral shield in oil storage chamber, the oil groove is crooked form, oil storage chamber bottom distance the vertical height of shoe guide bottom surface is greater than the oil outlet distance the vertical height of shoe guide bottom surface, the top of oil groove with the oil outlet intercommunication.

The beneficial effects are that: the oil storage cavity can store certain lubricating oil, the bottom of the oil storage cavity is positioned above the oil groove, after the dustproof cover is covered, the lubricating oil can slowly seep out through the oil outlet hole, the oil outlet hole is communicated with the oil groove, and the seeped lubricating oil can flow in the oil groove; the oil grooves are curved, so that the area through which the oil can flow is larger, lubricating oil can be smeared on the surfaces of the shoe linings and the elevator guide rails along with the up-and-down movement of the guide shoes, the friction force between the guide shoes and the elevator guide rails is reduced, and the running resistance of the elevator is reduced; moreover, the shoe guide is provided with a lubricating component, an oiling device is not additionally arranged, and the whole structure of the guide shoe is simpler.

Furthermore, the damping assembly comprises two groups of damping wheels which are rotatably connected to two outer side surfaces of the guide shoe base, the two groups of damping wheels are symmetrically arranged, and the circumferential surface of each damping wheel is abutted to the fixed surface of the guide rail.

The beneficial effects are that: when the sliding surface of the guide shoe is attached to the surface of the elevator guide rail, the circumferential surface of the damping wheel is in contact with the guide rail fixing surface, and when the guide shoe runs up and down, the damping wheel rolls on the guide rail fixing surface, so that the friction resistance can be reduced, and the vibration force generated by the guide shoe sliding on the elevator guide rail can be relieved, so that the elevator runs more stably; and the damping wheel can prevent one end of the side surface of the shoe guide, which is far away from the bottom surface, from directly contacting the guide rail fixing surface, so that the abrasion of the shoe guide is reduced.

The elevator guide rail structure further comprises a baffle arranged above the guide shoe base, a U-shaped brush cavity is arranged in the baffle, a U-shaped dust removing brush is arranged in the brush cavity, and the brush end of the dust removing brush is in contact with the surface of the elevator guide rail.

The beneficial effects are that: the baffle can play the reinforcing effect to leading boots upper portion, improves the stability that the shoe-pad is connected, and the dust removal brush can be cleared up the dust on elevator guide rail surface, reduces the frictional resistance who leads between boots and the elevator guide rail, makes the elevator operation more steady.

Furthermore, one side of the guide shoe seat close to the elevator guide rail is provided with a vertical surface perpendicular to the bottom surface of the guide shoe seat, and one end of the vertical surface far away from the bottom surface is provided with an arc-shaped notch.

The beneficial effects are that: the setting of arc breach makes things convenient for operating personnel to take out and insert boots head and shoe guide, improves the convenient degree of operation.

Furthermore, the damping wheel is an elastic rubber wheel.

The beneficial effects are that: the damping wheel adopts the elastic rubber wheel that has the elasticity shock attenuation effect, can play fine shock attenuation and fall the effect of making an uproar, improves the stationarity of elevator operation.

Furthermore, the shoe lining is made of graphite nylon, glass fiber or high polymer polyethylene.

The beneficial effects are that: the self-lubricating material has good lubricity, and the graphite nylon, the glass fiber and the high-molecular polyethylene are self-lubricating materials and have good mechanical properties, so that the friction force between the guide shoe and the elevator guide rail can be further reduced, the elevator running resistance is reduced, and the elevator running energy consumption is reduced while the wear resistance and durability of the shoe liner are met.

In conclusion, the utility model has the following beneficial effects:

1. the shoe guide is introduced into the shoe head along the direction vertical to the guide rail of the elevator, and is firmly installed and limited through the matching of the limiting boss, the limiting groove, the shoulder and the installation blind hole, the whole shoe guide device is simple in structure and convenient to assemble and disassemble, the movable part of the shoe head introduction port in a longitudinal introduction mode is prevented from being loosened due to long-term acting force, the probability of loosening of the shoe guide in the shoe head is reduced, and the stability of the shoe guide is improved;

2. the shoe linings are made of self-lubricating materials and are provided with lubricating components, so that the sliding surfaces of the shoe linings and the surfaces of the elevator guide rails can be lubricated under the condition that other oiling components are not additionally arranged, the friction force between the guide shoes and the elevator guide rails is reduced, the elevator running resistance is reduced, the running process is more stable, and the energy consumption is reduced;

3. the guide shoe is provided with the buffer piece and the damping assembly, so that the vibration force generated during the operation of the guide shoe can be well buffered, the noise generated during the operation is reduced, the guide shoe is well protected, the service life of the guide shoe is prolonged, and the long-term stable operation of the elevator is ensured.

Drawings

Fig. 1 is a schematic view of the entire structure of the sliding guide shoe of the present embodiment;

FIG. 2 is an exploded view of the liner installation of the sliding guide shoe of the present embodiment;

FIG. 3 is an exploded view of the assembly of the cushioning member and toe of the present embodiment;

FIG. 4 is a schematic view showing the construction of the bootie of the present embodiment;

FIG. 5 is a schematic structural diagram of the baffle of the present embodiment;

fig. 6 is a schematic view showing an operating state of the slide guide shoe of the present embodiment.

In the figure: 1. a guide shoe base; 2. a toe; 3. a shoe liner; 4. an elevator guide rail; 5. a sliding surface; 6. a first threaded hole; 7. a second threaded hole; 8. a reinforcing plate; 9. an arc-shaped notch; 10. a shock-absorbing wheel; 11. a guide rail fixing surface; 12. a third threaded hole; 13. installing blind holes; 14. a limiting boss; 15. a limiting groove; 16. a shoulder; 17. a buffer member; 18. a lubrication assembly; 181. an oil storage chamber; 182. a dust cover; 183. an oil outlet hole; 184. an oil sump; 19. a baffle plate; 20. a bristle chamber; 21. a dust removing brush.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

As shown in fig. 1 and 2, a sliding guide shoe which can move up and down along an elevator guide rail with an elevator car after being connected with the elevator car comprises a guide shoe base 1, a shoe head 2 and a shoe lining 3, wherein the shoe head 2 is detachably connected to the guide shoe base 1, the shoe lining 3 is detachably connected to the shoe head 2, and the shoe lining 3 is provided with a sliding surface 5 which is contacted with the elevator guide rail.

As shown in fig. 2, the guide shoe 1 includes a mounting bottom surface and two side surfaces perpendicular to the mounting bottom surface, a first threaded hole 6 is formed in the mounting bottom surface, a second threaded hole 7 is formed in the side surfaces, the guide shoe 1 is fixed to the elevator car through the first threaded hole 6, and a triangular reinforcing plate 8 is arranged between the side surfaces and the bottom surface of the guide shoe 1, so that the support strength of the guide shoe 1 can be enhanced.

And one ends of the two side surfaces of the guide shoe base 1, which are far away from the bottom surface, are provided with arc-shaped notches 9 which are bent inwards.

The outer sides of two side surfaces of the guide shoe base 1 are connected with damping components, the damping components are two groups of damping wheels 10 (refer to fig. 1), the two groups of damping wheels 10 are connected on the outer side surface of the guide shoe base in a rolling manner, and the surface material of the damping wheels 10 is elastic rubber material; as shown in fig. 6, when the sliding surface 5 of the guide shoe contacts the surface of the elevator guide rail 4, the circumferential surface of the damper wheel 10 contacts the guide rail fixing surface 11.

As shown in fig. 2 and 3, the toe cap 2 is integrally formed by a bottom surface and two side surfaces perpendicular to the bottom surface, the cross section of the toe cap 2 is concave, the side surface of the toe cap 2 is provided with a third threaded hole 12 corresponding to the second threaded hole 7, and the toe cap 2 is connected to the guide shoe 1 through a bolt.

Spacing recess 15 has been seted up on the medial surface of toe cap 2, and spacing recess 15 sets up along 2 width direction on the toe cap, and the quantity of spacing recess 15 is two sets of along side center longitudinal symmetry.

The upper and lower ends of the toe 2 are provided with shoulders 16 extending horizontally inward, and when the shoe lining 3 is inserted into the toe 2, the upper and lower ends of the shoe lining 3 can abut against the shoulders 16, thereby restricting the position of the shoe lining 3 within the toe 2.

As shown in fig. 3, a buffer 17 is fixedly bonded to the inner surface of the toe cap 2, the buffer 17 is fixed to the inner surface of the toe cap 2 and contacts with the outer surface of the shoe lining 3, a square hole and a round hole are formed in the surface of the buffer 17, the square hole can allow the limiting boss 14 to pass through, the round hole corresponds to the mounting blind hole 13 (refer to fig. 2) in the shoe lining 3 and the third threaded hole 12 in the toe cap 2, the buffer 17 is an elastic rubber sleeve, and polyurethane rubber can be selected as the material.

As shown in fig. 2, a limit boss 14 is arranged on the outer side surface of the shoe guide 3, the position of the limit boss 14 is matched with the position of the limit groove 15, the limit boss 14 on the shoe guide 3 can be inserted into the limit groove 15 on the shoe head 2 and can slide along the limit groove 15, and therefore, the shoe guide 3 can be inserted into the shoe head 2 along the direction vertical to the guide rail of the elevator.

The outer wall of the shoe guide 3 is provided with a blind mounting hole 13, the blind mounting hole 13 on the shoe guide 3 corresponds to a third threaded hole 12 (refer to fig. 3) on the toe cap 2 in position, and a bolt can pass through the second threaded hole 7 on the guide shoe seat 1, the third threaded hole 12 (refer to fig. 3) on the toe cap 2 and the blind mounting hole 13 on the shoe guide 3 to connect the shoe guide 3, the toe cap 2 and the guide shoe seat 1 together.

As shown in FIG. 4, the sidewall of the boot liner 3 is provided with the lubrication assembly 18, the lubrication assembly 18 is provided on two sides, and includes an oil storage chamber 181 provided in the side, the oil storage chamber 181 is used for storing lubricating oil, an opening of the oil storage chamber 181 is provided on the upper surface of the side of the boot liner 3, a dust cap 182 is provided in the opening, the dust cap 182 is made of oil-resistant and corrosion-resistant rubber material, the dust cap 182 can be opened when lubricating oil needs to be added, and the opening is covered with the dust cap 182 after the lubricating oil is filled, so as to prevent oil leakage and dust.

The bottom of oil storage chamber 181 is provided with an oil outlet 183 near inner wall one side, and the diameter of oil outlet 183 is 1mm, and shoe liner 3 adopts self-lubricating material to make, can select for use graphite nylon, glass fiber or polymer polyethylene, selects graphite nylon in this embodiment.

The inner wall of the side of the shoe guide 3 is provided with a curved oil groove 184, the top end of the oil groove 184 is communicated with the oil outlet hole 183 at the bottom of the oil storage cavity 181, lubricating oil can slowly seep out through the oil outlet hole 183 and flows along the oil groove 184, the width of the oil groove 184 is 2-2.5mm, and the depth is 1.5 mm.

As shown in fig. 5, a baffle plate 19 is bolted above the guide shoe 1 (refer to fig. 2), and the cross section of the baffle plate 19 matches the cross section of the top end of the guide shoe 1 and is placed right above the guide shoe 1, thereby further reinforcing the positions of the toe 2 and the shoe lining 3.

As shown in fig. 6, since the elevator guide rail 4 is placed in the air for a long time, dust is continuously deposited on the surface, and the dust on the surface of the elevator guide rail 4 increases the frictional resistance between the guide shoe and the elevator guide rail 4, reduces the running stability of the guide shoe, and increases the running energy consumption of the elevator. The U-shaped brush cavity 20 is formed in the baffle 19, the U-shaped dust removing brush 21 can be just embedded in the U-shaped brush cavity 20, the brush of the dust removing brush 21 is in contact with the surface of the elevator guide rail 4, and along with the up-and-down sliding of the guide shoes, the dust removing brush 21 can clean dust on the surface of the elevator and reduce the running resistance of the elevator.

When the elevator guide rail fixing device works, the guide shoes are connected to an elevator car, the sliding surface 5 of the shoe bush 3 is in surface contact with the elevator guide rail 4, the circumferential surface of the shock absorption wheel 10 is in contact with the guide rail fixing surface 11, and the guide shoes drive the elevator car to slide up and down along the elevator guide rail 4. In the process of the guide shoe movement, the buffer piece 17 is arranged between the shoe lining 3 and the shoe head 2, so that the vibration force generated by the shoe lining sliding surface 5 can be relieved, the vibration amplitude and the noise of two sides of the guide shoe can be reduced by the buffer wheel 10, and the stable operation of the elevator can be guaranteed; at this time, the lubricating oil slowly oozed out from the oil outlet 183 flows along the oil groove 184, and as the shoe moves on the elevator guide rail 4, the elevator guide rail 4 and the sliding surface 5 are contaminated with the lubricating oil, so that the resistance of the elevator in the running process can be reduced. When the shoe guide 3 needs to be replaced, only the bolts in the second threaded holes 7 in the guide shoe seat 1 need to be loosened, then the shoe guide 3 is horizontally pulled out, and the new shoe guide 3 can be replaced.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. A sliding guide shoe characterized by: the shock-absorbing shoe comprises a guide shoe seat (1), a shoe head (2), a shoe liner (3), a buffer (17) for absorbing and relieving the impact and the shock of the shoe liner (3), and a shock-absorbing component for reducing the shock of the guide shoe;

the cross section of the boot head (2) is concave and is detachably connected with the boot guide seat (1);

the shoe guide (3) is detachably connected to the shoe head (2), the shoe guide (3) is provided with a sliding surface (5) attached to the surface of an elevator guide rail (4), and a lubricating component (18) for lubricating the sliding surface (5) is arranged on the shoe guide (3);

the buffer piece (17) is connected to the inner surface of the shoe head (2), and the buffer assembly is connected to one side, close to the elevator guide rail (4), of the guide shoe base (1).

2. The sliding guide shoe according to claim 1, wherein: a limiting groove (15) which is vertical to the side wall and is inwards recessed is formed in the side wall of the boot head (2) along the width direction, a limiting boss (14) matched with the limiting groove (15) is arranged on the outer wall of the boot liner (3), and a mounting blind hole (13) is formed in the outer wall of the side face of the boot liner (3); the upper and lower ports of the shoe head (2) are provided with shoulders (16) which extend horizontally and inwards, the shoe lining (3) can be inserted into the shoe head (2) along the direction vertical to the elevator guide rail (4), and the upper and lower end surfaces of the shoe lining (3) are abutted against the shoulders (16).

3. The sliding guide shoe according to claim 2, wherein: bolster (17) are for inlaying establish toe cap (2) with the elastic rubber cover between shoe guide (3), bolster (17) are fixed the internal surface of toe cap (2), seted up on bolster (17) and let spacing boss (14) pass the square hole and with the coaxial round hole of installation blind hole (13).

4. The sliding guide shoe according to claim 1, wherein: lubrication assembly (18) is including offering oil groove (184), the setting on glide plane (5) is in oil storage chamber (181), the setting in shoe guide (3) is in oil storage chamber (183) and the setting of oil storage chamber (181) bottom are in dust cover (182) in oil storage chamber (181) opening, oil groove (184) are crooked form, oil storage chamber (181) bottom distance the vertical height of shoe guide (3) bottom surface is greater than oil outlet (183) distance the vertical height of shoe guide (3) bottom surface, the top of oil groove (184) with oil outlet (183) intercommunication.

5. The sliding guide shoe according to claim 1, wherein: the damping assembly comprises two groups of damping wheels (10) which are rotatably connected to two outer side surfaces of the guide shoe base (1), the two groups of damping wheels (10) are symmetrically arranged, and the circumferential surface of each damping wheel (10) is abutted to the guide rail fixing surface (11).

6. The sliding guide shoe according to any one of claims 1 to 5, wherein: the elevator guide shoe is characterized by further comprising a baffle plate (19) arranged above the guide shoe base (1), a U-shaped brush hair cavity (20) is formed in the baffle plate (19), a U-shaped dust removing brush (21) is arranged in the brush hair cavity (20), and the brush hair end of the dust removing brush (21) is in surface contact with the elevator guide rail (4).

7. The sliding guide shoe according to claim 6, wherein: one side of the guide shoe base (1) close to the elevator guide rail (4) is provided with a vertical surface perpendicular to the bottom surface of the guide shoe base (1), and one end, far away from the bottom surface, of the vertical surface is provided with an arc-shaped notch (9).

8. The sliding guide shoe according to claim 5, wherein: the shock absorption wheel (10) is an elastic rubber wheel.

9. The sliding guide shoe according to claim 7, wherein: the shoe lining (3) is made of graphite nylon or glass fiber or high polymer polyethylene.