CN212292437U - Elevator underbeam shock-absorbing structure - Google Patents
Elevator underbeam shock-absorbing structure Download PDFInfo
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- CN212292437U CN212292437U CN202020946740.5U CN202020946740U CN212292437U CN 212292437 U CN212292437 U CN 212292437U CN 202020946740 U CN202020946740 U CN 202020946740U CN 212292437 U CN212292437 U CN 212292437U
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Abstract
A lower beam shock absorption structure of an elevator comprises a lower beam welding piece and a car bottom wheel, wherein step surfaces are arranged at two end parts of a wheel shaft of the car bottom wheel, and circular pin holes are formed in the step surfaces; the lower beam weldment is in a convex shape, and welding piece holes are formed in two sides of the lower beam weldment; a bolt with a pin hole penetrates through the circular pin hole and the weldment hole from bottom to top to cover the lower beam weldment above the car bottom wheel, first damping glue is arranged between the circular pin hole and the weldment hole, and second damping glue is arranged above the weldment hole; and a connecting piece is arranged between the first shock absorption rubber and the step surface. The utility model provides an elevator underbeam shock-absorbing structure solves and leads to the car to appear slight vibrations because of the vibrations of sedan-chair return pulley, reduces the problem that the passenger took the comfort level, guarantees the position degree of sedan-chair return pulley simultaneously, improves the comfort level of car.
Description
Technical Field
The utility model relates to an elevator field of making especially relates to an elevator underbeam shock-absorbing structure.
Background
Along with the development of economy, the demand for villa elevators in the market is very large nowadays, the market prospect is large, but in order to show up in the villa elevator market, the comfort level is a very important examination index, the underbeam and the car bottom of the traditional villa elevator are directly and rigidly connected or damping rubber is additionally arranged between the underbeam and the car bottom, the vibration of the car bottom wheel is ignored and can be transmitted to the car bottom through the bolt, so that the car bottom wheel can be obviously sensed to slightly rotate and vibrate in the car, the comfort level of passengers taking the elevator is reduced, when the damping rubber is additionally arranged, the situation that the car bottom wheel is not uniform in inclination due to the damping rubber is easily caused, the position degree of the car bottom wheel is influenced, and the car comfort level is further reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the defect in the background art, provide an elevator underbeam shock-absorbing structure, solve and lead to the car to appear slight vibrations because of the vibrations of sedan-chair return pulley, reduce the problem that the passenger took the comfort level, guarantee the position degree of sedan-chair return pulley simultaneously, improve the comfort level of car.
To achieve the purpose, the utility model adopts the following technical proposal:
a lower beam shock absorption structure of an elevator comprises a lower beam welding piece and a car bottom wheel, wherein step surfaces are arranged at two end parts of a wheel shaft of the car bottom wheel, and circular pin holes are formed in the step surfaces; the lower beam weldment is in a convex shape, and welding piece holes are formed in two sides of the lower beam weldment;
a bolt with a pin hole penetrates through the circular pin hole and the weldment hole from bottom to top to cover the lower beam weldment above the car bottom wheel, first damping glue is arranged between the circular pin hole and the weldment hole, and second damping glue is arranged above the weldment hole;
and a connecting piece is arranged between the first shock absorption rubber and the step surface.
Preferably, the connecting piece is an L-shaped plate, and the bolt with the pin hole penetrates through the connecting piece to fit and mount the connecting piece on the step surface.
Preferably, the weldment hole is sleeved with a small rubber ring, and the small rubber ring is isolated from the bolt with the pin hole and arranged between the weldment holes.
Preferably, a connecting plate is arranged at the top of the lower beam weldment and is fixedly connected with the car bottom plate;
and a lower beam damping rubber is arranged between the connecting plate and the car bottom plate.
Preferably, the bolt with the pin hole locks the second damping rubber to the lower beam weldment through a nut;
and a flat pad and an elastic pad are sequentially arranged between the second damping rubber and the nut.
Preferably, a lower beam rubber gasket is arranged between the second shock absorption rubber and the flat pad.
Preferably, two sides of the lower beam welding piece are upwards tilted to form a rim, the rim is provided with a first fixing hole, and a fixing bolt penetrates through the first fixing hole and abuts against the side face of the second damping rubber;
a rope protection cover is arranged below the car bottom wheel and fixed with the edge through the first fixing hole.
Preferably, the device further comprises a cotter pin;
and a second fixing hole is formed in the upper part of the bolt with the pin hole, and the split pin penetrates through the second fixing hole to clamp the nut.
Has the advantages that:
1. the utility model discloses a combined action of multiple damping rubber and rubber circle has completely cut off the possibility of sedan-chair return pulley direct or indirect rigid contact underbeam weldment, has optimized the comfort of elevator operation greatly. The damping device is low in cost, simple to install and good in damping effect, so that the damping device is widely applied to villa elevator products and generates considerable economic value;
2. the utility model discloses a set up the connecting piece, offset two the slope that the sedan-chair return pulley brought because of first shock attenuation is glued differs, guarantees two the position degree of sedan-chair return pulley.
Drawings
Fig. 1 is an exploded view of the shock absorbing structure of the lower beam of the elevator of the present invention;
FIG. 2 is a schematic structural view of the platform wheel of the present invention;
FIG. 3 is a schematic structural view of a lower beam weldment of the present invention;
fig. 4 is a schematic structural view of the car bottom plate frame of the present invention.
Wherein: the car bottom beam comprises a bottom beam weldment 1, weldment holes 11, small rubber rings 110, a rim 12, a first fixing hole 120, a connecting plate 13, bottom beam shock absorption glue 14, a car bottom wheel 2, a wheel shaft 21, a step surface 22, a circular pin hole 221, a bolt 23 with a pin hole, a second fixing hole 230, a rope protection cover 24, first shock absorption glue 3, second shock absorption glue 4, a connecting piece 5, a nut 6, a flat pad 61, an elastic pad 62, a bottom beam rubber gasket 7, a split pin 8, a car bottom plate frame 9 and a connecting hole 91.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The orientation of the embodiment is based on the attached drawings of the specification.
The utility model discloses an elevator underbeam shock-absorbing structure, as shown in fig. 1-3, comprises an underbeam weldment 1 and a car bottom wheel 2, wherein step surfaces 22 are arranged at two ends of a wheel shaft 21 of the car bottom wheel 2, and the step surfaces 22 are provided with circular pin holes 221; the lower beam weldment 1 is convex, and weldment holes 11 are formed in two sides of the lower beam weldment 1;
the bolt 23 with the pin hole penetrates through the round pin hole 221 and the weldment hole 11 from bottom to top to cover the lower beam weldment 1 above the car bottom wheel 2, a first damping rubber 3 is arranged between the round pin hole 221 and the weldment hole 11, and a second damping rubber 4 is arranged above the weldment hole 11;
a connecting piece 5 is arranged between the first shock absorption rubber 3 and the step surface 22.
The underbeam and the sedan-chair of traditional villa elevator are direct rigid connection or add the cushion gum between the two, the vibrations accessible bolt conduction of sedan-chair return pulley 2 has been ignored at the bottom of to the sedan-chair, so that can obviously feel the slight rotation and the vibrations of sedan-chair return pulley 2 in the car, comfort level when leading to the passenger to take the elevator descends, and when addding the cushion gum, the sedan-chair return pulley 2 also appears easily because the cushion gum and the condition that the slope differs, influence sedan-chair return pulley 2's position degree, further lead to the car comfort level to descend.
In order to solve the problem, this application passes through sedan-chair return pulley 2 with set up the cushion gum between the underbeam weldment 1 and carry out the shock attenuation, it is concrete, underbeam weldment 1 is in this embodiment, for type of calligraphy structural slab, and the middle part is upwards protruding for its bottom forms the standing groove, is used for holding sedan-chair return pulley 2, sedan-chair return pulley 2's below is provided with protects rope cover 24, sedan-chair return pulley 2's shaft 21 end is provided with step face 22, sets up weldment hole 11 through setting up circular pinhole 221 at step face 22 and in underbeam weldment 1's both sides (the face of type of calligraphy structural slab's both sides promptly), utilizes to take pinhole 23 to follow supreme passing in proper order down circular pinhole 221 and weldment hole 11, realizes sedan-chair return pulley 2 with underbeam weldment 1's fixed.
Further, a first shock absorption glue 3 is arranged between the axle 21 of the platform wheel 2, namely the step surface 22, and the weldment hole 11, so that the vibration transmitted from the step surface 22 of the axle 21 of the platform wheel 2 to the lower beam weldment 1 is isolated; the vibration of the car bottom wheel 2 is isolated by the second damping rubber 4 and is transmitted to the lower beam welding piece 1 through the flat pad 61, and the double damping rubber is used for damping, so that the vibration caused when the car bottom wheel 2 operates is reduced to the maximum extent and is transmitted to the lower beam welding piece 1 through the pin hole bolt 23 and further transmitted to the car, and the effects of reducing the slight vibration caused by the car bottom wheel 2 and improving the car comfort level are achieved;
further, a connecting piece 5 is arranged between the first shock absorption rubber 3 and the step surface 22, and the connecting piece 5 is used for offsetting the different inclinations of the two car bottom wheels 2 caused by the first shock absorption rubber 3, so that the position degrees of the two car bottom wheels 2 are ensured;
in this embodiment, the bolt 23 with the pin hole is adopted and matched with the split pin 8, so that the nut 6 can be effectively prevented from loosening and falling off due to repeated deformation of the first damping rubber 3 and the second damping rubber 4.
Preferably, as shown in fig. 1, the connecting member 5 is an "L" shaped plate, and the bolt 23 with pin hole passes through the connecting member 5 to fit the connecting member 5 on the step surface 22.
In this embodiment, the connecting member 5 is an "L" shaped structural plate, and the plate surface in the transverse direction thereof is placed on the step surface 22 to provide a stable placing surface for the first damping rubber 3, so as to offset the difference in inclination of the car bottom wheel 2 caused by the first damping rubber 3 and ensure the position degree of the car bottom wheel 2; the vertical plate surface of the connecting piece 5 abuts against the side surface of the axle 21 of the car bottom wheel 2, so that the stability of the whole connecting piece 5 is ensured, the vertical plate surface can play a role in reinforcing the connecting piece, and the connecting piece 13 is prevented from being deformed due to the relative inclination of the two car bottom wheels 2.
Preferably, the weldment hole 11 is internally sleeved with a small rubber ring 110, and the small rubber ring 110 is arranged between the bolt with pin hole 23 and the weldment hole 11 in an isolated manner.
When the car bottom wheel 2 rotates, the axle 21 vibrates, the pin hole bolt 23 penetrating through the axle 21 also vibrates, the top of the pin hole bolt 23 penetrates through the weldment hole 11 of the lower beam weldment 1, so that the vibration of the pin hole bolt 23 is transmitted to the lower beam weldment 1, the lower beam weldment 1 vibrates, in order to avoid the above problems, the small rubber ring 110 is arranged in the weldment hole 11, the small rubber ring 110 is used for isolating the rigid contact between the weldment hole 11 and the pin hole bolt 23, and the vibration of the pin hole bolt 23 is prevented from being transmitted to the lower beam weldment 1.
Preferably, as shown in fig. 3 and 4, a connecting plate 13 is arranged at the top of the lower beam weldment 1, and the connecting plate 13 is fixedly connected with the car bottom plate;
and a lower beam damping rubber 14 is arranged between the connecting plate 13 and the car bottom plate.
Underbeam weldment 1 passes through connecting plate 13 with the sedan-chair bottom plate is fixed, sedan-chair bottom plate installs on sedan-chair bottom plate frame 9, connecting plate 13 with all be provided with connecting hole 91 on sedan-chair bottom plate frame 9, through the cooperation of connecting hole 91 and retaining member, make connecting plate 13 with sedan-chair bottom plate fixed mounting set up underbeam damping rubber 14 on connecting plate 13, can further avoid appearing the vibrations that sedan-chair return pulley 2 produced transmit underbeam weldment 1, underbeam weldment 1 will vibrate and transmit for the condition of sedan-chair bottom plate to alleviate the vibrations of car, improve the comfort level of car.
Preferably, the bolt 23 with the pin hole is locked by a nut 6 to lock the second cushion rubber 4 on the lower beam weldment 1;
a flat pad 61 and an elastic pad 62 are sequentially arranged between the second cushion rubber 4 and the nut 6.
The flat gasket 61 and the elastic gasket 62 can effectively increase the contact area between the nut 6 and the second cushion rubber 4, reduce pressure, and the flat gasket 61 and the elastic gasket 62 can effectively lock the nut 6 to prevent the nut 6 from loosening.
Preferably, a lower beam rubber gasket 7 is installed between the second cushion rubber 4 and the flat pad 61.
The lower beam rubber gasket 7 can prevent the flat cushion 61 from inclining and affecting the position degree of the car bottom wheel 2 due to the fact that the flat cushion 61 with a smaller area presses and deforms the second shock absorption rubber 4 with a larger area.
Preferably, two sides of the lower beam weldment 1 are raised upwards to form a rim 12, the rim 12 is provided with a first fixing hole 120, and a fixing bolt penetrates through the first fixing hole 120 and abuts against the side surface of the second damping rubber 4;
a rope protecting cover 24 is arranged below the bottom wheel 2, and the rope protecting cover 24 is fixed with the edge 12 through the first fixing hole 120.
The both sides of underbeam weldment 1 are provided with edgewise 12, edgewise 12 pass through first fixed orifices 120 with fixing bolt's cooperation will second cushion gum 4 further stabilizes, prevents second cushion gum 4 takes place the skew, leads to the shock attenuation effect to worsen.
Preferably, a cotter pin 8 is also included;
the bolt 23 with pin hole has a second fixing hole 230 on the upper part, and the cotter pin 8 passes through the second fixing hole 230 to clamp the nut 6.
The split pin 8 is used for fixing the nut 6, preventing the nut 6 and the bolt 23 with the pin hole from rotating relatively, and avoiding the nut 6 from falling off.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (8)
1. The utility model provides an elevator underbeam shock-absorbing structure, includes underbeam weldment and sedan-chair return pulley, its characterized in that:
step surfaces are arranged at two ends of a wheel shaft of the car bottom wheel, and circular pin holes are formed in the step surfaces; the lower beam weldment is in a convex shape, and welding piece holes are formed in two sides of the lower beam weldment;
a bolt with a pin hole penetrates through the circular pin hole and the weldment hole from bottom to top to cover the lower beam weldment above the car bottom wheel, first damping glue is arranged between the circular pin hole and the weldment hole, and second damping glue is arranged above the weldment hole;
and a connecting piece is arranged between the first shock absorption rubber and the step surface.
2. The elevator underbeam damping structure of claim 1, wherein:
the connecting piece is an L-shaped plate, and the bolt with the pin hole penetrates through the connecting piece to fit and install the connecting piece on the step surface.
3. The elevator underbeam damping structure of claim 1, wherein:
the weldment hole is sleeved with a small rubber ring, and the small rubber ring is isolated from the bolt with the pin hole and between the weldment holes.
4. The elevator underbeam damping structure of claim 1, wherein:
the top of the lower beam weldment is provided with a connecting plate, and the connecting plate is fixedly connected with the car bottom plate;
and a lower beam damping rubber is arranged between the connecting plate and the car bottom plate.
5. The elevator underbeam damping structure of claim 1, wherein:
the bolt with the pin hole locks the second damping rubber to the lower beam weldment through a nut;
and a flat pad and an elastic pad are sequentially arranged between the second damping rubber and the nut.
6. The elevator underbeam damping structure of claim 5, wherein:
and a lower beam rubber gasket is arranged between the second shock absorption rubber and the flat pad.
7. The elevator underbeam damping structure of claim 1, wherein:
two sides of the lower beam welding piece are upwards tilted to form a rim, the rim is provided with a first fixing hole, and a fixing bolt penetrates through the first fixing hole and abuts against the side face of the second damping rubber;
a rope protection cover is arranged below the car bottom wheel and fixed with the edge through the first fixing hole.
8. The elevator underbeam damping structure of claim 5, wherein:
also includes a cotter pin;
and a second fixing hole is formed in the upper part of the bolt with the pin hole, and the split pin penetrates through the second fixing hole to clamp the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020946740.5U CN212292437U (en) | 2020-05-29 | 2020-05-29 | Elevator underbeam shock-absorbing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020946740.5U CN212292437U (en) | 2020-05-29 | 2020-05-29 | Elevator underbeam shock-absorbing structure |
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| Publication Number | Publication Date |
|---|---|
| CN212292437U true CN212292437U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020946740.5U Active CN212292437U (en) | 2020-05-29 | 2020-05-29 | Elevator underbeam shock-absorbing structure |
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| CN (1) | CN212292437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470395A (en) * | 2020-05-29 | 2020-07-31 | 菱王电梯股份有限公司 | Elevator underbeam shock-absorbing structure |
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2020
- 2020-05-29 CN CN202020946740.5U patent/CN212292437U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470395A (en) * | 2020-05-29 | 2020-07-31 | 菱王电梯股份有限公司 | Elevator underbeam shock-absorbing structure |
| CN111470395B (en) * | 2020-05-29 | 2023-11-17 | 菱王电梯股份有限公司 | Elevator underbeam shock-absorbing structure |
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| CP01 | Change in the name or title of a patent holder |
Address after: 528225 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee after: Lingwang Elevator Co.,Ltd. Address before: 528225 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: WINONE ELEVATOR Co.,Ltd. |