CN115108432A - Elevator buffer - Google Patents
Elevator buffer Download PDFInfo
- Publication number
- CN115108432A CN115108432A CN202210961745.9A CN202210961745A CN115108432A CN 115108432 A CN115108432 A CN 115108432A CN 202210961745 A CN202210961745 A CN 202210961745A CN 115108432 A CN115108432 A CN 115108432A
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- CN
- China
- Prior art keywords
- liquid
- hydraulic
- close
- machine body
- block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/282—Structure thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Abstract
The invention belongs to the field of buffers, and particularly relates to an elevator buffer, which comprises a machine body, installation ground, the fuselage intermediate position has been seted up first hydraulic pressure chamber, first hydraulic pressure chamber is provided with first hydraulic stem, first hydraulic stem stretches out first hydraulic pressure chamber and is being kept away from the fuselage position and be provided with first bearing plate, first bearing plate is kept away from first hydraulic stem and is provided with a plurality of first spring coupling to fuselage, first hydraulic pressure chamber is provided with the liquid division board around first hydraulic stem, the liquid division board is close to the fuselage bottom and has seted up first logical liquid mouth and be connected to first hydraulic stem bottom, the liquid division board is close to first hydraulic stem and is provided with a plurality of one-way logical liquid valves, the liquid division board is close to the fuselage symmetry and is provided with the second logical liquid mouth, two second logical liquid mouths are close to first hydraulic stem and are provided with first pressure valve, the fuselage is close to second logical liquid mouth symmetry and is provided with first fixed chamber, it is provided with first fixed block to slide in two first fixed chambers. The secondary buffer skew can be avoided during buffering.
Description
Technical Field
The invention belongs to the field of buffers, and particularly relates to an elevator buffer.
Background
The existing elevator buffer often needs maintenance of springs, because air in an installation site is moist and wet, the springs exposed outside are often corroded and easily rusted, and are easily broken when being used for replacement in time, an effective solution is not provided after the springs are broken, the buffering effect is greatly reduced, an effective fixing means is not provided after the elevator bounces for secondary impact, the buffer is easily inclined, and secondary damage is caused to the elevator.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an elevator buffer which can avoid secondary buffer skew during buffering.
In order to achieve the purpose, the invention adopts the following technical scheme: an elevator buffer comprises a machine body and an installation ground, wherein a first hydraulic cavity is formed in the middle of the machine body, a first hydraulic rod is arranged in the first hydraulic cavity, the first hydraulic rod extends out of the first hydraulic cavity, a first bearing plate is arranged at a position far away from the machine body, a plurality of first springs are arranged on the first bearing plate far away from the first hydraulic rod and connected to the machine body, a liquid isolating plate is arranged in the first hydraulic cavity around the first hydraulic rod, a first liquid through port is formed in the position, close to the bottom of the machine body, of the liquid isolating plate and connected to the bottom of the first hydraulic rod, a plurality of first one-way liquid through valves are arranged on the liquid isolating plate close to the first hydraulic rod, second liquid through ports are symmetrically arranged on the liquid isolating plate close to the machine body, a first pressure valve is arranged on the two second liquid through ports close to the first hydraulic rod, a first fixed cavity is symmetrically arranged on the machine body close to the second liquid through ports, two it is provided with first fixed block to slide in the first fixed chamber, two first fixed block is close to the second and leads to the liquid mouth and is provided with second spring coupling to first fixed chamber, fuselage installation ground corresponds first fixed block and is provided with first fixed orifices, and when the resilience that the spring drove after the elevator impacted, can guarantee that equipment can not incline.
Preferably, second hydraulic cavities are symmetrically arranged at two ends of the machine body, which are far away from the first hydraulic rod, second hydraulic rods are arranged in the two second hydraulic cavities, which are far away from the ground, third springs are fixedly connected with the second hydraulic rods are arranged in the two second hydraulic cavities, second bearing plates are arranged on the two second hydraulic rods, which are far away from the second hydraulic rods, and third liquid through holes are symmetrically arranged on the machine body, which is close to the second hydraulic cavities; the first hydraulic rod is provided with a fixed notch close to the first bearing plate, the machine body is symmetrically provided with two positioning blocks close to the first spring, one end of each positioning block extends into the machine body, one end of each positioning block extends into the fixed notch, one end of each positioning block extends into the machine body and is close to the third liquid port, a first moving cavity is formed in the first moving cavity, which is close to the third liquid port, a first moving block is arranged, the first moving block extends out of the first moving cavity and extends into the third liquid port, a fourth spring fixedly connected with the first moving block is arranged in the first moving cavity, the third liquid port is close to the first moving block, a first pushing block is arranged, the spring can be retracted into the machine body at ordinary times, does not contact with external humid air too much, and pops out when needed.
Preferably, the positioning block is provided with a first vent hole close to the four springs, the first vent hole is provided with a knocking block close to the first bearing plate, the knocking block extends out of the positioning block, and knocking is performed to ensure that the springs cannot be knocked out due to no movement for a long time.
Preferably, the machine body is provided with two limiting plates close to the knocking block symmetrically, and the two limiting plates are provided with limiting notches close to the positioning blocks.
Preferably, two the third liquid outlet is close to first fixed quick fourth liquid outlet that is provided with, two in the fourth liquid outlet is connected to first fixed chamber, two the fourth liquid outlet is close to first fixed block and is provided with the third pressure valve, the fuselage is close to the second hydraulic pressure chamber and is provided with the liquid reserve chamber, the liquid reserve chamber is close to the second hydraulic pressure chamber and is provided with the second pressure valve, can reach three points through the dispersion of liquid and support the effect replacement spring that slows down when the spring drops absolutely.
Has the advantages that:
firstly, when the elevator is impacted and rebounded by the spring, the equipment can be ensured not to incline.
Secondly, the spring can be contracted in the machine body at ordinary times, does not contact with external damp air too much, and can be ejected when needed.
And thirdly, the spring is ensured not to be delayed to knock out due to no movement for a long time through knocking.
And fourthly, when the spring is broken, the spring can be replaced by the effect of supporting and slowing the speed at three points through the dispersion of the liquid.
Drawings
FIG. 1 is a perspective view of the present invention
FIG. 2 is a top view of the present invention
FIG. 3 is a sectional view taken along line A-A in FIG. 2
FIG. 4 is an enlarged view of the portion A in FIG. 3
FIG. 5 is an enlarged view of the point B in FIG. 3
In the figure: the hydraulic driving device comprises a second bearing plate 1, a second hydraulic rod 2, a second hydraulic cavity 3, a machine body 6, a third spring 7, a first spring 8, a positioning block 9, a first bearing plate 11, a first hydraulic rod 13, a knocking block 14, a limiting plate 15, an installation ground 16, a liquid storage cavity 17, a second pressure valve 18, a first fixing block 19, a second spring 20, a third pressure valve 21, a fourth fluid port 22, a liquid isolation plate 23, a first hydraulic cavity 24, a limiting notch 25, a first fluid through port 26, a first one-way fluid through valve 28, a second fluid through port 29, a first pressure valve 30, a first moving block 31, a fourth spring 32, a first air through hole 33, a first pushing block 34, a first fixing cavity 35, a first fixing hole 36, a third fluid through port 37 and a first moving cavity 38.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
In the description of the present invention, it should be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention conventionally place when used, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
With reference to the attached drawings 1-5, an elevator buffer comprises a machine body 6 and an installation ground 16, wherein a first hydraulic cavity 24 is formed in the middle of the machine body 6, a first hydraulic rod 13 is arranged in the first hydraulic cavity 24, a first bearing plate 11 is arranged at the position, far away from the machine body 6, of the first hydraulic rod 13, the first bearing plate 11 is provided with a plurality of first springs 8 connected to the machine body 6, the first hydraulic cavity 24 is provided with a liquid isolating plate 23 surrounding the first hydraulic rod 13, the liquid isolating plate 23 is provided with a first liquid through port 26 close to the bottom of the machine body 6 and connected to the bottom of the first hydraulic rod 13, the liquid isolating plate 23 is provided with a plurality of first one-way liquid through valves 28 close to the first hydraulic rod 13, the liquid isolating plate 23 is symmetrically provided with second liquid through ports 29 close to the machine body 6, the two second liquid through ports 29 are provided with a first pressure valve 30 close to the first hydraulic rod, the first fixing cavities 35 are symmetrically arranged on the machine body 6 close to the second liquid through opening 29, the first fixing blocks 19 are arranged in the two first fixing cavities 35 in a sliding mode, the second springs 20 are arranged on the two first fixing blocks 19 close to the second liquid through opening 29 and connected to the first fixing cavities 35, and first fixing holes 36 are formed in the installation ground 16 of the machine body 6 corresponding to the first fixing blocks 19.
Further, second hydraulic chambers 3 are symmetrically arranged at two ends of the machine body 6, which are far away from the first hydraulic rod 13, second hydraulic rods 2 are arranged in the two second hydraulic chambers 3, which are far away from the ground, third springs 7 are arranged in the two second hydraulic chambers 3, the second hydraulic rods 2 are fixedly connected with the third springs 7, second bearing plates 1 are arranged on the two second hydraulic rods 2, which are far away from the second hydraulic rods 2, and third liquid through ports 37 are symmetrically arranged on the machine body 6, which is close to the second hydraulic chambers 3; first hydraulic stem 13 is provided with fixed breach near first bearing plate 11, fuselage 6 is provided with two locating pieces 9 near first spring 8 symmetry, locating piece 9 one end stretches into fuselage 6, locating piece 6 one end stretches into fixed breach, locating piece 9 stretches into fuselage 6 and has seted up first removal chamber 38 near third tee bend liquid mouth 37 in one end, first removal chamber 38 is provided with first movable block 31 near third tee bend liquid mouth 37, first removal is fast 31 stretches out first removal chamber 38 and stretches into third tee bend liquid mouth 37, be provided with the first movable block 31 of fourth spring 32 fixed connection in the first removal chamber 38, third tee bend liquid mouth 37 is close to first movable block 31 and is provided with first promotion fast 34.
Furthermore, a first vent hole 33 is formed in the positioning block 9 close to the four springs 32, a knocking block 14 is arranged on the first vent hole 33 close to the first bearing plate 11, and the knocking block 14 extends out of the positioning block 9.
Furthermore, the machine body 6 is symmetrically provided with two limiting plates 15 close to the knocking block 9, and the two limiting plates 15 are provided with limiting notches 25 close to the positioning block 9.
Further, two third liquid passing ports 37 are provided with a fourth liquid passing port 22 close to the first fixed block 19, the two fourth liquid passing ports are connected to the first fixed cavity 35, the two fourth liquid passing ports are provided with a third pressure valve 21 close to the first fixed block 19, the machine body 6 is provided with a liquid storage cavity 17 close to the second hydraulic cavity 3, and the liquid storage cavity 17 is provided with a second pressure valve 18 close to the second hydraulic cavity 3.
The working principle is as follows: when the elevator falls uncontrollably, the elevator is pressed on the second bearing plate 1, the second bearing plate 1 drives the second hydraulic rod 2 to slide towards the second hydraulic cavity 3 and extrude liquid in the second hydraulic cavity 3, the first pushing block 34 is pushed by pressure to slide along the third liquid through port 37 and extrude the first moving block 31, the first moving block 31 is extruded into the positioning block 9, at the moment, the first spring 8 which is extruded drives the first bearing plate 11 to push upwards without being bound by the first moving block 9, the first bearing plate 11 drives the first hydraulic rod 13 to move, the positioning block 9 is extruded by the movement of the first hydraulic rod 13 to move along the limiting notch 25, along with the movement of the first hydraulic rod 13, the liquid in the first hydraulic cavity 24 is sucked out along with the first one-way liquid through valve 28 on the liquid isolation plate 23 and filled below the first hydraulic rod 13, when the elevator falls, the first spring 8 of the extrusion liquid box is pushed to buffer the pressure, at the moment, the first pressure valve 30 is opened, liquid is squeezed into the first fixing cavity 35 along the second liquid through port 29, the first fixing block 19 is squeezed into the first fixing hole 36 to fix the machine body 6, the equipment is prevented from shaking due to strong impact or rebound secondary impact, when the first spring 8 is broken due to long-time non-use, all pressure of falling of the elevator falls into liquid below the first hydraulic rod 13, the third pressure valve 21 is opened, the liquid enters the second hydraulic cavity 3 along the fourth liquid through port 22 and the third liquid through port 37, the second hydraulic rod 2 is provided with impact-resisting pressure, and the liquid is continuously squeezed to enter the liquid storage cavity 17 along the second pressure valve 1
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. An elevator buffer comprises a machine body (6) and an installation ground (16), and is characterized in that a first hydraulic cavity (24) is formed in the middle of the machine body (6), a first hydraulic rod (13) is arranged in the first hydraulic cavity (24), a first bearing plate (11) is arranged at a position far away from the machine body (6) when the first hydraulic rod (13) extends out of the first hydraulic cavity (24), a plurality of first springs (8) are arranged on the first bearing plate (11) far away from the first hydraulic rod (13) and connected to the machine body (6), a liquid isolating plate (23) is arranged in the first hydraulic cavity (24) around the first hydraulic rod (13), a first liquid through port (26) is formed in the liquid isolating plate (23) close to the bottom of the machine body (6) and connected to the bottom of the first hydraulic rod (13), a plurality of first one-way liquid through valves (28) are arranged on the liquid isolating plate (23) close to the first hydraulic rod (13), liquid division board (23) are close to fuselage (6) symmetry and are provided with second liquid passing port (29), two second liquid passing port (29) are close to first hydraulic stem and are provided with first pressure valve (30), fuselage (6) are close to second liquid passing port (29) symmetry and are provided with first fixed chamber (35), two it is provided with first fixed block (19), two to slide in first fixed chamber (35) first fixed block (19) are close to second liquid passing port (29) and are provided with second spring (20) and are connected to first fixed chamber (35), fuselage (6) installation ground (16) correspond first fixed block (19) and are provided with first fixed orifices (36).
2. The elevator buffer according to claim 1, wherein the machine body (6) is symmetrically provided with second hydraulic chambers (3) at two ends away from the first hydraulic rod (13), two second hydraulic chambers (3) are provided with second hydraulic rods (2) away from the ground, a third spring (7) is arranged in each second hydraulic chamber (3) and fixedly connected with each second hydraulic rod (2), two second hydraulic rods (2) are provided with second bearing plates (1) away from each second hydraulic rod (2), and the machine body (6) is symmetrically provided with third liquid through holes (37) close to each second hydraulic chamber (3); a fixing gap is arranged on the first hydraulic rod (13) close to the first bearing plate (11), two positioning blocks (9) are symmetrically arranged on the machine body (6) close to the first spring (8), one end of the positioning block (9) extends into the machine body (6), one end of the positioning block (6) extends into the fixing notch, a first moving cavity (38) is arranged at one end of the positioning block (9) which extends into the machine body (6) and is close to the third liquid through hole (37), a first moving block (31) is arranged in the first moving cavity (38) close to the third liquid through opening (37), the first moving block (31) extends out of the first moving cavity (38) and extends into the third liquid through hole (37), a fourth spring (32) is arranged in the first moving cavity (38) and is fixedly connected with a first moving block (31), the third liquid passing port (37) is provided with a first pushing block (34) close to the first moving block (31).
3. The elevator buffer according to claim 2, wherein the positioning block (9) is provided with a first vent hole (33) near the four springs (32), the first vent hole (33) is provided with a knocking block (14) near the first bearing plate (11), and the knocking block (14) extends out of the positioning block (9).
4. The elevator buffer according to claim 3, characterized in that the machine body (6) is symmetrically provided with two limiting plates (15) near the knock block (9), and the two limiting plates (15) are provided with limiting notches (25) near the positioning block (9).
5. An elevator buffer as claimed in claim 1, characterized in that two of said third fluid ports (37) are provided with a fourth fluid port (22) near the first stationary block (19), two of said fourth fluid ports are connected to the first stationary chamber (35), two of said fourth fluid ports are provided with a third pressure valve (21) near the first stationary block (19), said machine body (6) is provided with a fluid reservoir (17) near the second fluid chamber (3), said fluid reservoir (17) is provided with a second pressure valve (18) near the second fluid chamber (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210961745.9A CN115108432A (en) | 2022-08-11 | 2022-08-11 | Elevator buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210961745.9A CN115108432A (en) | 2022-08-11 | 2022-08-11 | Elevator buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115108432A true CN115108432A (en) | 2022-09-27 |
Family
ID=83335914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210961745.9A Pending CN115108432A (en) | 2022-08-11 | 2022-08-11 | Elevator buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115108432A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192185A (en) * | 2000-01-11 | 2001-07-17 | Kayaba Ind Co Ltd | Shock absorber |
| US20050139430A1 (en) * | 2003-12-22 | 2005-06-30 | Josef Husmann | Equipment for vibration damping of a lift cage |
| JP2012172829A (en) * | 2011-02-24 | 2012-09-10 | Mitsubishi Electric Corp | Hydraulic shock absorber for elevator |
| CN104477731A (en) * | 2014-12-15 | 2015-04-01 | 重庆和航科技股份有限公司 | Buffer device for composite damping force of elevator |
| CN204917523U (en) * | 2015-03-05 | 2015-12-30 | 吴江市龙昌金属制品厂 | Elevator spring hydraulic absorber |
| CN207078852U (en) * | 2017-08-29 | 2018-03-09 | 重庆三杭蒙特费罗电梯部件有限公司 | A kind of elevator base being easily installed |
| CN207844788U (en) * | 2017-12-20 | 2018-09-11 | 康达电梯有限公司 | A kind of buffer of elevator |
| CN109368439A (en) * | 2018-08-29 | 2019-02-22 | 合肥市迅立达电梯有限公司 | A kind of hydraulic elevator |
| CN109422157A (en) * | 2017-08-29 | 2019-03-05 | 陈国柱 | A kind of cushioning device for elevator |
| CN109573777A (en) * | 2017-09-29 | 2019-04-05 | 上海龙钰电梯配件有限公司 | A kind of elevator buffer device |
| CN208856716U (en) * | 2018-08-10 | 2019-05-14 | 浙江奥力迅电梯部件有限公司 | A kind of elevator safety buffer device |
| CN209322232U (en) * | 2019-01-05 | 2019-08-30 | 浙江省特种设备检验研究院 | A kind of Buffer for elevator convenient for suing and labouring |
| CN112299200A (en) * | 2020-09-22 | 2021-02-02 | 苏州科达液压电梯有限公司 | Safety protection device and safety protection method for hydraulic elevator |
| CN215980239U (en) * | 2021-11-08 | 2022-03-08 | 湖南省经济贸易高级技工学校 | Hydraulic cylinder buffer structure |
-
2022
- 2022-08-11 CN CN202210961745.9A patent/CN115108432A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192185A (en) * | 2000-01-11 | 2001-07-17 | Kayaba Ind Co Ltd | Shock absorber |
| US20050139430A1 (en) * | 2003-12-22 | 2005-06-30 | Josef Husmann | Equipment for vibration damping of a lift cage |
| JP2012172829A (en) * | 2011-02-24 | 2012-09-10 | Mitsubishi Electric Corp | Hydraulic shock absorber for elevator |
| CN104477731A (en) * | 2014-12-15 | 2015-04-01 | 重庆和航科技股份有限公司 | Buffer device for composite damping force of elevator |
| CN204917523U (en) * | 2015-03-05 | 2015-12-30 | 吴江市龙昌金属制品厂 | Elevator spring hydraulic absorber |
| CN109422157A (en) * | 2017-08-29 | 2019-03-05 | 陈国柱 | A kind of cushioning device for elevator |
| CN207078852U (en) * | 2017-08-29 | 2018-03-09 | 重庆三杭蒙特费罗电梯部件有限公司 | A kind of elevator base being easily installed |
| CN109573777A (en) * | 2017-09-29 | 2019-04-05 | 上海龙钰电梯配件有限公司 | A kind of elevator buffer device |
| CN207844788U (en) * | 2017-12-20 | 2018-09-11 | 康达电梯有限公司 | A kind of buffer of elevator |
| CN208856716U (en) * | 2018-08-10 | 2019-05-14 | 浙江奥力迅电梯部件有限公司 | A kind of elevator safety buffer device |
| CN109368439A (en) * | 2018-08-29 | 2019-02-22 | 合肥市迅立达电梯有限公司 | A kind of hydraulic elevator |
| CN209322232U (en) * | 2019-01-05 | 2019-08-30 | 浙江省特种设备检验研究院 | A kind of Buffer for elevator convenient for suing and labouring |
| CN112299200A (en) * | 2020-09-22 | 2021-02-02 | 苏州科达液压电梯有限公司 | Safety protection device and safety protection method for hydraulic elevator |
| CN215980239U (en) * | 2021-11-08 | 2022-03-08 | 湖南省经济贸易高级技工学校 | Hydraulic cylinder buffer structure |
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