CN211945803U - Elevator bottom gravity buffering device - Google Patents
Elevator bottom gravity buffering device Download PDFInfo
- Publication number
- CN211945803U CN211945803U CN202020443388.3U CN202020443388U CN211945803U CN 211945803 U CN211945803 U CN 211945803U CN 202020443388 U CN202020443388 U CN 202020443388U CN 211945803 U CN211945803 U CN 211945803U
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- lower beam
- spring
- fixed
- hydraulic oil
- hydraulic
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Abstract
The utility model discloses an elevator bottom gravity buffer, including frame mechanism and buffer gear, all weld between the both ends of two lower beam poles and the middle part has the fixed plate, and the both ends of lower beam pole have all welded three angle irons, have through the bolt fastening who is equipped with between the both ends of two lower beam poles and prop the platform, prop the middle part of platform and insert and establish the welding and have a hydraulic pressure section of thick bamboo, be fixed with the hydraulic pressure storage cylinder between two lower beam poles, and the bottom of hydraulic pressure section of thick bamboo leads oil pipe through being equipped with and feeds through on the hydraulic pressure storage cylinder. Has the advantages that: through being provided with a hydraulic oil storage cylinder between the lower beam pole for deposit hydraulic oil, with spring cooperation bradyseism, when the car descends, play the effect of two cushions, guarantee the lift back ejector pin that rises simultaneously and steadily reset, the buffering of being convenient for next time, with spring mounting in sealed a section of thick bamboo, use with the hydraulic oil cooperation, eliminate down and pause and feel, improve the bradyseism effect, improve the life of spring simultaneously.
Description
Technical Field
The utility model relates to an elevator equipment technical field specifically is an elevator bottom gravity buffer.
Background
Elevator, which refers to a permanent transport equipment serving several specific floors in a building, whose car travels on at least two rows of rigid orbits perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical, whose operating principle: the two ends of the traction rope are respectively connected with the lift car and the counterweight and wound on the traction sheave and the guide pulley, the traction motor drives the traction sheave to rotate after speed change through the speed reducer, and the lift car and the counterweight move up and down by virtue of traction force generated by friction between the traction rope and the traction sheave, so as to achieve the purpose of transportation. When the car falls into a pit, the car needs to be braked to stop moving, and sudden stop can be generated in braking, so that the gravity buffering device at the bottom of the elevator is provided for relieving strong buffering.
Elevator bottom gravity buffer that uses at present mainly relies on the spring to cushion, however the spring needs to possess certain hardness, and the buffering is got up comparatively stiffly, still exists down and feels, because pit internal environment is more moist, and the spring appears rustting very easily in being in moist environment for a long time, influences life and buffering effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to the above-mentioned problem that exists at present, an elevator bottom gravity buffer, through propping bench and being provided with hydraulic cylinder and ejector pin combination, utilize hydraulic oil to cushion, be convenient for guarantee that the car steadily ends up, through be provided with the hydraulic oil storage cylinder between the underbeam pole, be used for depositing hydraulic oil, when the car descends, play the effect of two cushions, guarantee simultaneously that the car rises the back ejector pin and steadily reset, be convenient for next time cushion, with spring mounting in a sealed section of thick bamboo, use with the hydraulic oil cooperation, eliminate down pause and feel, improve the bradyseism effect, improve the life of spring simultaneously, thereby solve not enough and the defect that prior art exists.
In order to realize the purpose, the utility model discloses a technical scheme is:
the bottom gravity buffering device for the elevator comprises a frame mechanism and a buffering mechanism, wherein the frame mechanism comprises two lower beam rods with a cuboid structure, a fixed plate, triangular iron and a supporting platform with a C-shaped structure, the fixed plate is welded between the two ends and the middle part of the two lower beam rods, the triangular iron is welded at the two ends of the lower beam rods for fixing and mounting, the supporting platform is fixed between the two ends of the two lower beam rods through bolts for supporting a hydraulic cylinder, two groups of buffering mechanisms are arranged on the lower beam rods, the buffering mechanism comprises a hydraulic cylinder, a hydraulic oil storage cylinder and an oil guide pipe, the hydraulic cylinder is inserted and welded in the middle part of the supporting platform and used for hydraulic buffering, the hydraulic oil storage cylinder is fixed between the two lower beam rods, and the bottom end of the hydraulic cylinder is communicated with the storage cylinder through the oil guide pipe, facilitating the flow of hydraulic oil.
Preferably, a push rod is inserted into the hydraulic cylinder, and a top disc and a first pressure disc are fixed to the top end and the bottom end of the push rod respectively.
Preferably, a first spring is fixed to the bottom of the first pressure plate, and the bottom end of the first spring is fixed to the inner wall of the bottom of the hydraulic cylinder.
Preferably, a second spring is fixed on the inner wall of one end, far away from the oil guide pipe, of the hydraulic oil storage cylinder, and a second pressure plate is fixed at the other end of the second spring.
Preferably, two top discs are adhered with rubber pads.
Preferably, bolt holes are formed in the two side plates of the triangular iron.
Since the technical scheme is used, the beneficial effects of the utility model are that:
1. through being provided with hydraulic cylinder and ejector pin combination on propping the platform, utilize hydraulic oil to cushion, be convenient for guarantee the car and steadily touch down the end.
2. Through being provided with a hydraulic oil storage cylinder between the lower beam pole for deposit hydraulic oil, when the car descends, play the effect of two cushions, guarantee the lift back ejector pin that rises simultaneously and steadily reset, the buffering of being convenient for next time, with spring mounting in a sealed section of thick bamboo, use with the hydraulic oil cooperation, eliminate down and pause and feel, improve the bradyseism effect, improve the life of spring simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the middle buffer mechanism of the present invention.
In the figure: 1. a lower beam rod; 2. a fixing plate; 3. triangular iron; 4. supporting a platform; 5. a hydraulic cylinder; 6. a hydraulic oil storage cylinder; 7. an oil guide pipe; 8. a top rod; 9. a top tray; 10. a first platen; 11. a first spring; 12. a second spring; 13. a second platen; 14. and (7) a rubber pad.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Referring to fig. 1-2, the utility model provides a technical scheme, an elevator bottom gravity buffering device, which comprises a frame mechanism and a buffering mechanism, wherein the frame mechanism comprises two rectangular lower beam rods 1, a fixed plate 2, triangular iron 3 and a support table 4 with a C-shaped structure, the fixed plate 2 is welded between the two ends and the middle part of the two lower beam rods 1, the triangular iron 3 is welded at the two ends of the lower beam rods 1 for convenient fixing and installation, the support table 4 is fixed between the two ends of the two lower beam rods 1 through bolts for supporting the hydraulic cylinder 5, two groups of buffering mechanisms are arranged on the lower beam rods 1, each buffering mechanism comprises a hydraulic cylinder 5, a hydraulic oil storage cylinder 6 and an oil guide pipe 7, the hydraulic cylinder 5 is inserted and welded at the middle part of the support table 4, the hydraulic oil storage cylinder 6 is fixed between the two lower beam rods 2, and the bottom end of the hydraulic cylinder 5 is communicated with the hydraulic oil storage cylinder 6 through the oil guide pipe 7, and buffering by using hydraulic oil.
Preferably, a top rod 8 is inserted into the hydraulic cylinder 5, and a top plate 9 and a first pressure plate 10 are fixed at the top end and the bottom end of the top rod 8 respectively and used for extruding hydraulic oil.
Preferably, the first spring 11 is fixed at the bottom of the first pressure plate 10, and the bottom end of the first spring 11 is fixed on the inner wall of the bottom of the hydraulic cylinder 5 for double buffering.
Preferably, a second spring 12 is fixed on the inner wall of one end of the hydraulic oil storage cylinder 6 far away from the oil guide pipe 7, and a second pressure plate 13 is fixed on the other end of the second spring 12 for hydraulic buffering.
Preferably, rubber pads 14 are adhered to the two top plates 9, so that the collision strength is reduced.
Preferably, bolt holes are formed in two side plates of the triangular iron 3 and used for installation.
In this embodiment, the installation steps and the buffering principle of the elevator bottom gravity buffering device are as follows:
the installation step: firstly, install the device on the frame plate of pit, utilize the screw hole on the angle iron 3 to fix, pour into hydraulic oil storage cylinder 6 and hydraulic cylinder 5 through the notes oil pipe on the hydraulic oil storage cylinder 6 in, let hydraulic oil basically be full of hydraulic cylinder 5, half be full of hydraulic oil storage cylinder 6, first pressure disk 10 at this moment pastes the upper wall at hydraulic cylinder 5, and second pressure disk 13 is located the middle part of hydraulic oil storage cylinder 6.
The buffering principle is as follows: when the car whereabouts, its bottom is pressed on rubber pad 14, along with the decline of car, ejector pin 8 takes first pressure disk 10 to descend, compress first spring 11, press hydraulic oil into in hydraulic oil storage cylinder 6 simultaneously, hydraulic oil in hydraulic oil storage cylinder 6 constantly increases, further push away second pressure disk 13 and extrude second spring 12, along with the slow propulsion of hydraulic oil and the compression of spring, thereby cushion, after the car rises, second spring 11 and second spring 12 reset, hydraulic oil gets back to the inside of hydraulic pressure section of thick bamboo 5, prepare to carry out next time buffering, utilize hydraulic oil and spring assembly, double buffering descends, the range is steady, do not feel immediately down, and be favorable to the protection spring, and service life is prolonged.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides an elevator bottom gravity buffer, includes frame mechanism and buffer gear, its characterized in that: the frame mechanism comprises two lower beam rods (1) with cuboid structures, a fixed plate (2), triangular iron (3) and a support platform (4) with a C-shaped structure, the fixed plate (2) is welded between the two ends and the middle part of the two lower beam rods (1), the triangular iron (3) is welded at both ends of the lower beam rod (1), the supporting platform (4) is fixed between both ends of the two lower beam rods (1) through the bolts, two groups of buffer mechanisms are arranged on the lower beam rod (1), the buffer mechanisms comprise hydraulic cylinders (5), hydraulic oil storage cylinders (6) and oil guide pipes (7), the hydraulic cylinder (5) is inserted and welded in the middle of the supporting platform (4), the hydraulic oil storage cylinder (6) is fixed between the two lower beam rods (1), and the bottom end of the hydraulic cylinder (5) is communicated with the hydraulic oil storage cylinder (6) through the oil guide pipe (7).
2. The bottom gravity buffering device for elevator as set forth in claim 1, wherein: an ejector rod (8) is inserted into the hydraulic cylinder (5), and a top disc (9) and a first pressure disc (10) are respectively fixed at the top end and the bottom end of the ejector rod (8).
3. The bottom gravity buffering device for elevator as set forth in claim 2, wherein: the bottom of first pressure disk (10) is fixed with first spring (11), just the bottom mounting of first spring (11) is in on the bottom inner wall of hydraulic cylinder (5).
4. The bottom gravity buffering device for elevator as set forth in claim 1, wherein: and a second spring (12) is fixed on the inner wall of one end, far away from the oil guide pipe (7), of the hydraulic oil storage cylinder (6), and a second pressure plate (13) is fixed at the other end of the second spring (12).
5. The bottom gravity buffering device for elevator as set forth in claim 2, wherein: rubber pads (14) are adhered to the two top discs (9).
6. The bottom gravity buffering device for elevator as set forth in claim 1, wherein: bolt holes are formed in the two side plates of the triangular iron (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020443388.3U CN211945803U (en) | 2020-03-31 | 2020-03-31 | Elevator bottom gravity buffering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020443388.3U CN211945803U (en) | 2020-03-31 | 2020-03-31 | Elevator bottom gravity buffering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211945803U true CN211945803U (en) | 2020-11-17 |
Family
ID=73170205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020443388.3U Expired - Fee Related CN211945803U (en) | 2020-03-31 | 2020-03-31 | Elevator bottom gravity buffering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211945803U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309916A (en) * | 2021-05-11 | 2021-08-27 | 王蕊 | Universal joint communicating pipe |
| CN113501435A (en) * | 2021-09-09 | 2021-10-15 | 江苏思克赛斯机械制造有限公司 | Lifting device capable of lifting stably |
| CN114873408A (en) * | 2022-05-24 | 2022-08-09 | 苏州默顿快速电梯有限公司 | Elevator pit buffer |
-
2020
- 2020-03-31 CN CN202020443388.3U patent/CN211945803U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309916A (en) * | 2021-05-11 | 2021-08-27 | 王蕊 | Universal joint communicating pipe |
| CN113501435A (en) * | 2021-09-09 | 2021-10-15 | 江苏思克赛斯机械制造有限公司 | Lifting device capable of lifting stably |
| CN114873408A (en) * | 2022-05-24 | 2022-08-09 | 苏州默顿快速电梯有限公司 | Elevator pit buffer |
| CN114873408B (en) * | 2022-05-24 | 2024-01-09 | 苏州默顿快速电梯有限公司 | Elevator pit buffer device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |