CN107686049B - A kind of bridge crane stroke damping limit safety device - Google Patents
A kind of bridge crane stroke damping limit safety device Download PDFInfo
- Publication number
- CN107686049B CN107686049B CN201710737092.5A CN201710737092A CN107686049B CN 107686049 B CN107686049 B CN 107686049B CN 201710737092 A CN201710737092 A CN 201710737092A CN 107686049 B CN107686049 B CN 107686049B
- Authority
- CN
- China
- Prior art keywords
- limit
- bridge crane
- damping device
- base
- safety device
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D63/00—Brakes not otherwise provided for; Brakes combining more than one of the types of groups F16D49/00 - F16D61/00
- F16D63/008—Brakes acting on a linearly moving member
Abstract
The invention discloses a kind of bridge crane strokes to damp limit safety device, including damping device, limit base and device for exerting, damping device is linked together by connecting column and limit base, damping seating face is provided with several damped rings, damping device end is provided with bumper bracket, bumper bracket includes piston rod and buffer spring, piston rod fixing end is uniformly connected to damping seating face by connecting rod, the movable end of buffer spring and piston rod links together, buffer spring surface is provided with support base, limit base side is connected with several gag lever posts, gag lever post includes mounting base and hydraulic stem, hydraulic stem one end and mounting base link together, the hydraulic stem other end is connected with blocking seat, device for exerting includes two fixed plates and two fixing seats, crane is carried out forming limit in such a way that multiple blocking buffers, after cutting off power It can quickly stop, avoiding ensure that whole safety beyond specified position, being worthy to be popularized.
Description
Technical field
The present invention relates to crane technical field, specially a kind of bridge crane stroke damps limit safety device.
Background technique
Bridge crane is crossbearer in the lifting equipment of workshop, warehouse and stock ground overhead progress material handling.Due to it
Both ends are located on tall and big concrete column or metallic support, and shape is like bridge.The gantry edge of bridge crane is laid on two sides height
Track on frame is longitudinally running, can make full use of the space handling material below gantry, not by the obstruction of ground installation, it is
A kind of hoisting machinery that use scope is most wide, quantity is most, crane limiter are to guarantee that crane safety is run necessary
Protective device, security function are to guarantee operating mechanism during exercise, when close to extreme position, automatically cut off the power of advance
Source reduces the cart speed of service, prevents stroke offside, but power is often still had after cutting off power source, this just leads
The position that can exceed the maximum is caused, biggish security risk occurs, is unfavorable for the trouble free service of crane.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of bridge crane stroke damping limit safety dress
It sets, crane is carried out forming limit by way of multi-buffer, thus can quickly stop after cutting off power,
It avoids ensure that whole safety beyond specified position, being worthy to be popularized.
The technical solution adopted by the present invention to solve the technical problems is: a kind of bridge crane stroke damping limit safety
Device, including damping device, limit base and device for exerting, the damping device is linked together by connecting column and limit base, described
Damping seating face is provided with several damped rings, and the damped ring is made of the silica gel piece of several annular settings, the silicon
It is linked together between film and damping device by metal strip, the damping device end is provided with bumper bracket, the bumper bracket packet
Piston rod and buffer spring are included, the piston rod fixing end is uniformly connected to damping seating face, the buffering elastic by connecting rod
The movable end of spring and piston rod links together, and buffer spring surface is provided with support base, the limit base side connection
There are several gag lever posts, the gag lever post includes mounting base and hydraulic stem, and one end of described hydraulic stem and mounting base link together,
The hydraulic stem other end is connected with blocking seat, and the mounting base and limit base link together, and the hydraulic stem passes through hydraulic
Motor driven, the device for exerting include two fixed plates and two fixing seats, and described fixed plate one end and limit base are connected to
Together, the fixing seat is separately mounted to the other end of fixed plate, fixing seat described in two it is opposite be respectively connected with gas on one side
Compression bar, the atmospheric pressure pole end are respectively connected with friction plate.
As a preferred technical solution of the present invention, all silica gel pieces are all made of identical structure, all institutes
State silica gel piece outer end towards identical.
As a preferred technical solution of the present invention, the axial direction of the silica gel piece and damping device is in 45 degree
Angle.
As a preferred technical solution of the present invention, it is connected between the piston rod and buffer spring by terminal pad
Together, the terminal pad passes through several metal plates respectively and piston rod links together.
As a preferred technical solution of the present invention, the blocking seating face is provided with several cushions, described slow
Punching pad is made of two identical sheet rubbers, and two sheet rubber sides are tightly connected, and the sheet rubber surface in outside is provided with alloy
The sheet rubber of piece, inside is linked together by metal dish and blocking seat.
As a preferred technical solution of the present invention, the hydraulic electric motor is mounted on inside limit base, the limit base
Surface is provided with protection board.
As a preferred technical solution of the present invention, the friction plate surface uses helicitic texture.
As a preferred technical solution of the present invention, connected between the atmospheric pressure pole and friction plate by screw joining manner
It is connected together.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention carries out damping buffering using the damped ring on surface, in sliding, passes through court by setting damping device
It is limited to cart of the identical silica gel piece to crane, increases its frictional force between damping device, to realize preliminary
Buffering, and silica gel piece is towards identical, after limit, reset when, will not generate barrier effect, be conducive to Rapid reset；
(2) present invention carries out directly stopping to limit, prevents crane by setting limit base using hydraulic stem and blocking seat
Cart exceeds stroke, while being buffered under the mating reaction of bumper bracket, buffer and stopping while carrying out, and realizes quickly limit
And braking；
(3) by setting device for exerting, come increasing friction force by way of increasing frictional force, to realize limit, increase
The effect limited by force, multiple limit method cooperate, and effectively increase whole restraining ability, safety greatly improves.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is cushion structure schematic diagram of the invention.
In figure: 1- damping device；2- limit base；3- connecting column；4- damped ring；5- silica gel piece；6- metal strip；7- bumper bracket；
8- piston rod；9- buffer spring；10- connecting rod；11- support base；12- gag lever post；13- mounting base；14- hydraulic stem；15- resistance
Block seat；16- hydraulic electric motor；17- device for exerting；171- fixed plate；172- fixing seat；173- atmospheric pressure pole；174- friction plate；18-
Terminal pad；19- metal plate；20- cushion；21- sheet rubber；22- metal dish；23- alloy sheet；24- protection board.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The explanation of following embodiment be with reference to attached drawing, can be to the specific embodiment implemented to the example present invention.
The direction and position term that the present invention is previously mentioned, for example, "upper", " in ", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " side " etc. is only direction and position with reference to annexed drawings.Therefore, the direction and position term used is to illustrate
And understand the present invention, rather than to limit the present invention.
Embodiment:
As shown in Fig. 1 to Fig. 2, the present invention provides a kind of bridge crane strokes to damp limit safety device, including resistance
Buddhist nun's seat 1, limit base 2 and device for exerting 17, the damping device 1 are linked together by connecting column 3 and limit base 2, the damping
1 surface of seat is provided with several damped rings 4, and the damped ring 4 is made of the silica gel piece 5 of several annular settings, the silicon
Linked together between film 5 and damping device 1 by metal strip 6, all 5 outer ends of the silica gel piece towards identical, into
When row stops, the direction of direction of travel and silica gel piece 5 is on the contrary, silica gel piece 5 plays certain barrier effect, when reset
Wait, direction of travel and silica gel piece 5 towards identical, then will not generate barrier effect, be conducive to Rapid reset；
1 end of damping device is provided with bumper bracket 7, and the bumper bracket 7 includes piston rod 8 and buffer spring 9, the work
8 fixing end of stopper rod is uniformly connected to 1 surface of damping device, the movable end company of the buffer spring 9 and piston rod 8 by connecting rod 10
It is connected together, 9 surface of buffer spring is provided with support base 11, is delayed by piston rod 8 and the mutual cooperation of buffer spring 9
Second level blocking can be realized, to play the role of limit in punching；
2 side of limit base is connected with several gag lever posts 12, and the gag lever post 12 includes mounting base 13 and hydraulic stem
14, described 14 one end of hydraulic stem and mounting base 13 link together, and 14 other end of hydraulic stem is connected with blocking seat 15, institute
It states mounting base 13 and limit base 2 links together, the hydraulic stem 14 is driven by hydraulic electric motor 16, utilizes pushing away for hydraulic stem 14
Movement is used, and to reduce the momentum of crane, is buffered using hydraulic action, realizes that three-level stops；
The device for exerting 17 includes two fixed plates 171 and two fixing seats 172, described 171 one end of fixed plate and limit
Position seat 2 links together, and the fixing seat 172 is separately mounted to the other end of fixed plate 171, fixing seat 172 described in two
Opposite is respectively connected with atmospheric pressure pole 173 on one side, and 173 end of atmospheric pressure pole is respectively connected with friction plate 174, passes through atmospheric pressure pole 173
It presses to friction plate 174, friction plate 174 generates pressure to crane, and frictional force increases under pressure, utilizes friction
Effect is limited.
Preferably, all silica gel pieces 5 are all made of identical structure, the axial direction side of the silica gel piece 5 and damping device 1
The 15 degree of angles Xiang Chengsi, play good barrier effect；It is connected between the piston rod 8 and buffer spring 9 by terminal pad 18
Together, the terminal pad 18 is linked together by several metal plates 19 and piston rod 8 respectively, is reinforced by metal plate 19
Piston rod 8；15 surface of blocking seat is provided with several cushions 20, carries out buffer protection by cushion 20, reduces resistance
The impact force that block seat 15 is born, the cushion 20 are made of two identical sheet rubbers 21, and two 21 sides of sheet rubber are close
Envelope connection, 21 surface of sheet rubber in outside are provided with alloy sheet 23, and the sheet rubber 21 of inside passes through metal dish 22 and blocking seat 15
It links together.
The hydraulic electric motor 16 is mounted on inside limit base 2, and 2 surface of limit base is provided with protection board 24；It is described to rub
174 surface of wiping board uses helicitic texture, and increasing friction force passes through spiral connection side between the atmospheric pressure pole 173 and friction plate 174
Formula links together, easy to disassemble.
In conclusion the main characteristic of the invention lies in that:
(1) present invention carries out damping buffering using the damped ring on surface, in sliding, passes through court by setting damping device
It is limited to cart of the identical silica gel piece to crane, increases its frictional force between damping device, to realize preliminary
Buffering, and silica gel piece is towards identical, after limit, reset when, will not generate barrier effect, be conducive to Rapid reset；
(2) present invention carries out directly stopping to limit, prevents crane by setting limit base using hydraulic stem and blocking seat
Cart exceeds stroke, while being buffered under the mating reaction of bumper bracket, buffer and stopping while carrying out, and realizes quickly limit
And braking；
(3) by setting device for exerting, come increasing friction force by way of increasing frictional force, to realize limit, increase
The effect limited by force, multiple limit method cooperate, and effectively increase whole restraining ability, safety greatly improves.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (8)
1. a kind of bridge crane stroke damps limit safety device, it is characterised in that: including damping device (1), limit base (2) and
Device for exerting (17), the damping device (1) are linked together by connecting column (3) and limit base (2), damping device (1) table
Face is provided with several damped rings (4), and the damped ring (4) is made of the silica gel piece (5) of several annular settings, the silicon
It is linked together between film (5) and damping device (1) by metal strip (6), damping device (1) end is provided with bumper bracket
(7), the bumper bracket (7) includes piston rod (8) and buffer spring (9), and piston rod (8) fixing end passes through connecting rod (10)
Uniformly it is connected to damping device (1) surface, the movable end of the buffer spring (9) and piston rod (8) links together, the buffering
Spring (9) surface is provided with support base (11), and limit base (2) side is connected with several gag lever posts (12), the limit
Bar (12) includes mounting base (13) and hydraulic stem (14), and described hydraulic stem (14) one end and mounting base (13) link together, institute
It states hydraulic stem (14) other end to be connected with blocking seat (15), the mounting base (13) and limit base (2) link together, the liquid
Compression bar (14) is driven by hydraulic electric motor (16), and the device for exerting (17) includes two fixed plates (171) and two fixing seats
(172), described fixed plate (171) one end and limit base (2) link together, and the fixing seat (172) is separately mounted to fix
The other end of plate (171), what fixing seat (172) was opposite described in two is respectively connected with atmospheric pressure pole (173), the atmospheric pressure pole on one side
(173) end is respectively connected with friction plate (174).
2. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: all
The silica gel piece (5) is all made of identical structure, all silica gel piece (5) outer ends towards identical.
3. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: the silicon
The axial direction of film (5) and damping device (1) is in 45 degree of angles.
4. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: the work
It is linked together between stopper rod (8) and buffer spring (9) by terminal pad (18), the terminal pad (18) passes through several respectively
Metal plate (19) and piston rod (8) link together.
5. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: the resistance
Block seat (15) surface is provided with several cushions (20), and the cushion (20) is made of two identical sheet rubbers (21),
Two sheet rubber (21) sides are tightly connected, and sheet rubber (21) surface in outside is provided with alloy sheet (23), the sheet rubber of inside
(21) it is linked together by metal dish (22) and blocking seat (15).
6. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: the liquid
Medium-voltage Motor (16) is mounted on limit base (2) inside, and limit base (2) surface is provided with protection board (24).
7. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: described to rub
Wiping board (174) surface uses helicitic texture.
8. a kind of bridge crane stroke according to claim 1 damps limit safety device, it is characterised in that: the gas
It is linked together between compression bar (173) and friction plate (174) by screw joining manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710737092.5A CN107686049B (en) | 2017-08-24 | 2017-08-24 | A kind of bridge crane stroke damping limit safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710737092.5A CN107686049B (en) | 2017-08-24 | 2017-08-24 | A kind of bridge crane stroke damping limit safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107686049A CN107686049A (en) | 2018-02-13 |
| CN107686049B true CN107686049B (en) | 2019-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710737092.5A Expired - Fee Related CN107686049B (en) | 2017-08-24 | 2017-08-24 | A kind of bridge crane stroke damping limit safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107686049B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201273355Y (en) * | 2008-08-26 | 2009-07-15 | 北泰汽车底盘系统(安徽)有限公司 | Self-protecting variable-damping hydraulic buffer |
| RU2458848C1 (en) * | 2011-03-14 | 2012-08-20 | Федеральное государственное образовательное учреждение высшего профессионального образования "Орловский государственный аграрный университет" (ФГОУ ВПО "Орел ГАУ") | Crane cushion |
| CN202414980U (en) * | 2012-01-06 | 2012-09-05 | 金万席 | Buffering block of rail crane |
| CN202574267U (en) * | 2012-05-15 | 2012-12-05 | 王常文 | Rail vehicle hydraulic buffering vehicle stopper |
| CN206051308U (en) * | 2016-08-24 | 2017-03-29 | 德马科起重机械有限公司 | A kind of monkey safety device |
| CN206320220U (en) * | 2016-12-19 | 2017-07-11 | 珠海市皓臻科技有限公司 | With can deformation ring damping buffer |
-
2017
- 2017-08-24 CN CN201710737092.5A patent/CN107686049B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201273355Y (en) * | 2008-08-26 | 2009-07-15 | 北泰汽车底盘系统(安徽)有限公司 | Self-protecting variable-damping hydraulic buffer |
| RU2458848C1 (en) * | 2011-03-14 | 2012-08-20 | Федеральное государственное образовательное учреждение высшего профессионального образования "Орловский государственный аграрный университет" (ФГОУ ВПО "Орел ГАУ") | Crane cushion |
| CN202414980U (en) * | 2012-01-06 | 2012-09-05 | 金万席 | Buffering block of rail crane |
| CN202574267U (en) * | 2012-05-15 | 2012-12-05 | 王常文 | Rail vehicle hydraulic buffering vehicle stopper |
| CN206051308U (en) * | 2016-08-24 | 2017-03-29 | 德马科起重机械有限公司 | A kind of monkey safety device |
| CN206320220U (en) * | 2016-12-19 | 2017-07-11 | 珠海市皓臻科技有限公司 | With can deformation ring damping buffer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107686049A (en) | 2018-02-13 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190621 Address after: Room A, Room 1111, Room 3, Tian'an Nanhai Digital New Town, No. 1 Jianping Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province Applicant after: Foshan Hengyu Engineering Technology Co Ltd Address before: 241080 No. 8 Eqiao Road, Sanshan Economic Development Zone, Wuhu City, Anhui Province Applicant before: Wuhu Changjiang Jack-up Equipment Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190716 Termination date: 20200824 |
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| CF01 | Termination of patent right due to non-payment of annual fee |