Shock absorption structure of elevator traction machine

Abstract

The utility model discloses an elevator traction machine damping structure, and particularly relates to the technical field of traction machine damping bases, the elevator traction machine damping structure comprises a bottom plate, two pieces of connecting U-shaped steel are fixedly arranged at the top end of the bottom plate through bolts, and a mounting plate is arranged at the tops of the two pieces of connecting U-shaped steel; two first damping rubber pads are arranged between the bottoms of the two ends of the mounting plate and the top ends of the two pieces of connecting U-shaped steel; and second damping rubber pads are fixedly arranged at the bottom ends of the interiors of the fixing frames. The mounting plate and the traction machine on the mounting plate are subjected to vertical shock absorption protection through the two first shock absorption rubber pads, the two second shock absorption rubber pads, the multiple first buffer springs, the multiple damping hydraulic rods and the second buffer springs, the shock absorption effect is good, the mounting plate can be transversely limited and reinforced through the L-shaped connecting block and the fixing frame, and the shock absorption effect is good. And transverse deviation of the mounting plate is effectively avoided, and the overall anti-seismic protection effect on the elevator traction machine is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of traction machine damping base, concretely relates to a kind of elevator traction machine damping structure. BACKGROUND

[0002] Elevator traction machine is the power equipment of elevator, also called elevator main machine. Function is to transport and transfer power to make elevator run. It is composed of motor, brake, coupling, reduction gearbox, traction wheel, rack and guide wheel and auxiliary disc wheel hand wheel etc. Guide wheel is generally installed on rack or load-bearing beam under rack. Disc wheel hand wheel is fixed on motor shaft, and also has when hanging on nearby wall, use again in motor shaft.

[0003] At present, when elevator traction machine damping base is damped to traction machine, it is mostly relied on damping rubber pad at connecting place to be damped, and such damping structure is relatively simple, and damping effect is limited, to make the vibration force that traction machine installed on it bears larger, and the anti-seismic protection effect of traction machine is poorer. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of elevator traction machine damping structure to solve the above insufficient in technology.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a kind of elevator traction machine damping structure, comprising:

[0006] Bottom plate, the bottom plate top is equipped with two connecting U-shaped steel by bolt fixation, the top of two connecting U-shaped steel is equipped with an installation plate, and the bottom between the two ends of installation plate and the top of two connecting U-shaped steel is equipped with two first damping rubber pads;

[0007] Two fixed frames, two fixed frames are respectively fixed in the top front and rear of bottom plate, second damping rubber pad is fixed in the inside bottom of fixed frame, multiple spring installation grooves are opened in the second damping rubber pad, first buffer spring is fixed in the inside of spring installation groove, L-shaped connecting block is fixed in the front and rear end of installation plate, the vertical portion of L-shaped connecting block extends into the inside of fixed frame, connecting plate is fixed in the vertical portion bottom of L-shaped connecting block, and the connecting plate is equipped in the top of second damping rubber pad and first buffer spring.

[0008] Preferably, four fixed bolts are equipped between the four corners of installation plate and two connecting U-shaped steel, the bottom of fixed bolt penetrates installation plate, first damping rubber pad and connecting U-shaped steel, to facilitate the connection and fixation of installation plate and connecting U-shaped steel.

[0009] Preferably, the top end of the connecting plate is provided with two pressing plates, the two pressing plates are respectively arranged on the two sides of the vertical part of the L-shaped connecting block, the top end of the pressing plate is fixedly provided with a damping hydraulic rod, the top end of the damping hydraulic rod is fixedly provided with a limiting plate, the outer end of the damping hydraulic rod is sleeved with a second buffer spring, and the two ends of the second buffer spring are fixedly connected with the top end of the pressing plate and the bottom end of the limiting plate respectively, so that the mounting plate and the structure thereon are buffered and damped.

[0010] Preferably, the front end of the fixed frame is provided with two fixed insertion plates, the limiting plate is provided with an insertion slot, and one end of the fixed insertion plate penetrates through the inside of the fixed frame and the insertion slot and extends to the rear end of the fixed frame, so that the limiting plate is limited and fixed.

[0011] Preferably, the other end of the fixed insertion plate is integrally connected with an end limiting block, so that the other end of the fixed insertion plate is limited and fixed.

[0012] Preferably, the inside of one end of the fixed insertion plate is provided with a movable cavity, the movable cavity is provided with two movable limiting plates, the outer side of the movable limiting plate is fixedly provided with a limiting block, one end of the limiting block extends to the two sides of the fixed insertion plate, the front end face of the limiting block is in contact with the rear end face of the fixed frame, the rear end face of the limiting block is an arc face, and one reset spring is fixedly arranged between the inner sides of the two movable limiting plates, so that one end of the fixed insertion plate is limited and fixed.

[0013] In the above technical scheme, the technical effects and advantages of the utility model are provided:

[0014] 1. The two first damping rubber pads, the two second damping rubber pads, the plurality of first buffer springs, the plurality of damping hydraulic rods and the second buffer spring are used to vertically protect the mounting plate and the traction machine thereon, the damping effect is good, the L-shaped connecting block and the fixed frame can transversely limit and reinforce the mounting plate, the transverse deviation of the mounting plate is effectively avoided, and the overall anti-seismic protection effect of the elevator traction machine is good.

[0015] 2. The L-shaped connecting block and the connecting plate are directly inserted into the inside of the fixed frame, and then the fixed insertion plate is used to limit and fix the limiting plate and other structures, so that the installation and fixing process of the damping structure is relatively simple and convenient, and the disassembly and maintenance are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0017] Figure 1The whole structure schematic diagram of the utility model is shown in the figure.

[0018] Figure 2 The whole explosion structure schematic diagram of the utility model is shown in the figure.

[0019] Figure 3 The fixed frame stereoscopic section structure schematic diagram of the utility model is shown in the figure.

[0020] Figure 4 The second shock absorbing rubber pad stereoscopic section structure schematic diagram of the utility model is shown in the figure.

[0021] Figure 5 The pressing plate, damping hydraulic rod and limiting plate connecting structure schematic diagram of the utility model is shown in the figure.

[0022] Figure 6 The fixed plug-in plate stereoscopic section structure schematic diagram of the utility model is shown in the figure.

[0023] Mark explanation:

[0024] 1, bottom plate; 2, connecting U-shaped steel; 3, mounting plate; 4, first shock absorbing rubber pad; 5, fixed frame; 6, second shock absorbing rubber pad; 7, spring mounting groove; 8, first buffer spring; 9, L-shaped connecting block; 10, connecting plate; 11, fixed bolt; 12, pressing plate; 13, damping hydraulic rod; 14, limiting plate; 15, second buffer spring; 16, fixed plug-in plate; 17, plug-in slot; 18, end limiting block; 19, movable cavity; 20, movable limiting plate; 21, limiting block; 22, return spring. Specific implementation

[0025] In order to make the technical personnel in the field better understand the technical scheme of the utility model, the utility model will be further introduced in detail in conjunction with the drawings below.

[0026] The utility model provides a kind of elevator traction machine shock absorbing structure as shown in Figures 1 to 5 Including:

[0027] Bottom plate 1, two connecting U-shaped steels 2 are fixed with bolt at the top end of bottom plate 1, one mounting plate 3 is equipped at the top of two connecting U-shaped steels 2, two first shock absorbing rubber pads 4 are equipped between the bottom of two ends of mounting plate 3 and the top end of two connecting U-shaped steels 2, four fixed bolts 11 are equipped between the four corners of mounting plate 3 and two connecting U-shaped steels 2, and the bottom end of fixed bolt 11 penetrates mounting plate 3, first shock absorbing rubber pad 4 and connecting U-shaped steel 2;

[0028] Two fixed frames 5 are respectively fixed at the front and rear ends of the top end of the bottom plate 1, a second shock-absorbing rubber pad 6 is fixed at the inner bottom end of the fixed frame 5, a plurality of spring mounting grooves 7 are formed in the second shock-absorbing rubber pad 6, a first buffer spring 8 is fixed in the spring mounting groove 7, an L-shaped connecting block 9 is fixed at the front and rear ends of the mounting plate 3, the vertical part of the L-shaped connecting block 9 extends into the fixed frame 5, a connecting plate 10 is fixed at the bottom end of the vertical part of the L-shaped connecting block 9, and the connecting plate 10 is arranged at the top end of the second shock-absorbing rubber pad 6 and the first buffer spring 8.

[0029] The top end of the connecting plate 10 is provided with two pressing plates 12, the two pressing plates 12 are respectively arranged on the two sides of the vertical part of the L-shaped connecting block 9, a damping hydraulic rod 13 is fixed at the top end of the pressing plate 12, a limiting plate 14 is fixed at the top end of the damping hydraulic rod 13, a second buffer spring 15 is sleeved at the outer end of the damping hydraulic rod 13, and the two ends of the second buffer spring 15 are fixedly connected with the top end of the pressing plate 12 and the bottom end of the limiting plate 14.

[0030] The elevator traction machine is installed at the top end of the mounting plate 3, when the elevator traction machine works, the vibration force is transmitted to the two first shock-absorbing rubber pads 4 through the mounting plate 3, at the same time, the vibration force on the mounting plate 3 is transmitted to the second shock-absorbing rubber pad 6 and the plurality of first buffer springs 8 through the L-shaped connecting block 9 and the connecting plate 10, and the L-shaped connecting block 9 is limited by the two fixed frames 5, so that the lateral movement of the elevator traction machine is prevented, the vertical vibration force is absorbed by the two first shock-absorbing rubber pads 4, the two second shock-absorbing rubber pads 6 and the plurality of first buffer springs 8, and the rebound force is buffered by the plurality of damping hydraulic rods 13 and the second buffer spring 15 when the mounting plate 3 and the L-shaped connecting block 9 rebound, so that the shaking amplitude of the mounting plate 3 can be effectively reduced, and the mounting plate 3 and the elevator traction machine thereon can be shock-absorbed and protected.

[0031] The two first shock-absorbing rubber pads 4, the two second shock-absorbing rubber pads 6, the plurality of first buffer springs 8, the plurality of damping hydraulic rods 13 and the second buffer spring 15 are used for vertically shock-absorbing and protecting the mounting plate 3 and the traction machine thereon, the shock-absorbing effect is good, the L-shaped connecting block 9 and the fixed frame 5 can laterally limit and reinforce the mounting plate 3, the lateral deviation of the mounting plate 3 is effectively avoided, the whole has a good anti-shock protection effect on the elevator traction machine, and the problem that the existing elevator traction machine shock-absorbing base mainly relies on the shock-absorbing rubber pad at the connecting position for shock absorption when shock-absorbing the traction machine is solved.

[0032] The utility model provides a Figures 2 to 3 And Figures 5 to 6The elevator traction machine damping structure is characterized in that the front end of the fixed frame 5 is provided with two fixed insertion plates 16, the limiting plate 14 is provided with an insertion slot 17, one end of the fixed insertion plate 16 penetrates through the fixed frame 5 and the insertion slot 17 and extends to the rear end of the fixed frame 5, the other end of the fixed insertion plate 16 is integrally connected with an end limiting block 18, the inside of one end of the fixed insertion plate 16 is provided with a movable cavity 19, the inside of the movable cavity 19 is provided with two movable limiting plates 20, the outside of the movable limiting plate 20 is fixedly provided with a limiting block 21, one end of the limiting block 21 extends to the two sides of the fixed insertion plate 16, the front end surface of the limiting block 21 is in contact with the rear end surface of the fixed frame 5, and the rear end surface of the limiting block 21 is an arc surface, and one reset spring 22 is fixedly arranged between the inside of the two movable limiting plates 20.

[0033] When the damping device is installed, the two connecting U-shaped steels 2 are fixed on the top end of the bottom plate 1 through bolts, the fixed frame 5 is welded on the top end of the bottom plate 1, the mounting plate 3 and the first damping rubber pad 4 are fixed on the top end of the two connecting U-shaped steels 2 through the fixing bolts 11, meanwhile, the L-shaped connecting block 9 and the connecting plate 10 are inserted into the fixed frame 5, the structure composed of the pressing plate 12, the damping hydraulic rod 13, the limiting plate 14 and the second damping spring 15 is placed into the fixed frame 5, the bottom end of the pressing plate 12 is pressed on the top end of the connecting plate 10, one end of the fixed insertion plate 16 is inserted into the insertion slot 17, during the insertion into the insertion slot 17, the limiting blocks 21 are always located in the movable cavities 19 under the extrusion of the inner walls of the insertion slots 17, when one end of the fixed insertion plate 16 moves to the rear side of the fixed frame 5, the two limiting blocks 21 are popped out outward under the elastic force of the reset springs 22, the two limiting blocks 21 limit and fix the fixed insertion plate 16, the L-shaped connecting block 9 and the connecting plate 10 are directly inserted into the fixed frame 5, and the fixed insertion plate 16 is used to limit and fix the limiting plate 14 and other structures, so that the installation and fixing process of the damping structure is relatively simple and convenient, and the damping structure is convenient to disassemble and maintain.

[0034] The above only describes some exemplary embodiments of the utility model in a manner of description, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the protection scope of the utility model claims.

Claims

1. An elevator hoist machine damping structure, characterized by, Include: The bottom plate (1) is provided with two connecting U-shaped steel (2) at the top end by bolt fixing, and one mounting plate (3) is arranged at the top of the two connecting U-shaped steel (2), and two first damping rubber pads (4) are arranged between the bottom of the two ends of the mounting plate (3) and the top end of the two connecting U-shaped steel (2); Two fixed frames (5) are respectively arranged at the front and rear of the top end of the bottom plate (1), a second damping rubber pad (6) is fixedly arranged at the bottom of the inside of the fixed frame (5), a plurality of spring mounting grooves (7) are formed in the second damping rubber pad (6), a first buffer spring (8) is fixedly arranged in the spring mounting groove (7), an L-shaped connecting block (9) is fixedly arranged at the front and rear ends of the mounting plate (3), the vertical part of the L-shaped connecting block (9) extends into the inside of the fixed frame (5), and a connecting plate (10) is fixedly arranged at the bottom end of the vertical part of the L-shaped connecting block (9).

2. The elevator hoist machine damping structure of claim 1, wherein: Four fixing bolts (11) are arranged between the mounting plate (3), the first damping rubber pad (4) and the connecting U-shaped steel (2), and the bottom end of the fixing bolt (11) penetrates the mounting plate (3), the first damping rubber pad (4) and the connecting U-shaped steel (2).

3. The elevator hoist machine damping structure of claim 1, wherein: Two pressing plates (12) are arranged at the top end of the connecting plate (10), the pressing plates (12) are respectively arranged on both sides of the vertical part of the L-shaped connecting block (9), a damping hydraulic rod (13) is fixedly arranged at the top end of the pressing plate (12), a limiting plate (14) is fixedly arranged at the top end of the damping hydraulic rod (13), a second buffer spring (15) is sleeved on the outer end of the damping hydraulic rod (13), and the two ends of the second buffer spring (15) are fixedly connected with the top end of the pressing plate (12) and the bottom end of the limiting plate (14).

4. The elevator hoist machine damping structure of claim 3, wherein: Two fixed plug-in plates (16) are arranged at the front end of the fixed frame (5), a plug-in groove (17) is formed in the limiting plate (14), one end of the fixed plug-in plate (16) penetrates the inside of the fixed frame (5) and the plug-in groove (17) and extends to the rear end of the fixed frame (5).

5. The elevator hoist machine damping structure of claim 4, wherein: The other end of the fixed plug-in plate (16) is integrally connected with an end limiting block (18).

6. The elevator hoist machine vibration mitigation structure of claim 4, wherein: An active cavity (19) is formed in one end of the fixed plug-in plate (16), two active limiting plates (20) are arranged in the active cavity (19), limiting blocks (21) are fixedly arranged on the outer sides of the active limiting plates (20), one end of the limiting block (21) extends to both sides of the fixed plug-in plate (16), the front end surface of the limiting block (21) is in contact with the rear end surface of the fixed frame (5), the rear end surface of the limiting block (21) is an arc surface, and a reset spring (22) is fixedly arranged between the inner sides of the two active limiting plates (20).

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