CN204847884U - Hydraulic pressure surmounts clamping rail ware - Google Patents
Hydraulic pressure surmounts clamping rail ware Download PDFInfo
- Publication number
- CN204847884U CN204847884U CN201520602824.6U CN201520602824U CN204847884U CN 204847884 U CN204847884 U CN 204847884U CN 201520602824 U CN201520602824 U CN 201520602824U CN 204847884 U CN204847884 U CN 204847884U
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- bearing pin
- guide rail
- force
- arm
- hydraulic pressure
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Abstract
The utility model relates to a hydraulic pressure surmounts clamping rail ware, it includes guide rail and organism, the upper end of guide rail is connected with the clutch blocks, the upper end of clutch blocks is connected with the pneumatic cylinder, be provided with oilhole B in the lower part of pneumatic cylinder, the upper portion left side of pneumatic cylinder is provided with oilhole A, the pneumatic cylinder upside is connected with the piston rod, the middle part of piston rod is connected with the stopper, the upper end of piston rod is connected with first round pin axle, the left and right sides of first round pin axle all is connected with the link rod, the end of link rod all is connected with second round pin axle, the lower extreme of second round pin axle is connected with the arm of force, the middle part of the arm of force is connected with third round pin axle, the lower extreme of the arm of force is connected on the guide rail, the upper portion middle -end in -connection of organism has the supporting shoe, the downside at the both ends of first round pin axle all is connected with the back -moving spring, the left and right sides in the pneumatic cylinder bottom is connected respectively to the lower extreme of every back -moving spring, in a word the utility model has the advantages of step up that power is big, the reliability is high, simple structure, function be comprehensive.
Description
Technical field
The utility model belongs to hoisting aids equipment technical field, is specifically related to a kind of rail clamping device, and particularly a kind of hydraulic pressure surmounts rail clamping device.
Background technology
Rail clamping device a kind ofly prevents outdoor crane crane safety device along tracks travel under high wind effect, rail clamping device is mainly divided into manual type and electrodynamic type two kinds, Manual rail clamping device is generally screw, structure is simple, be mainly used on the hoisting crane of the little middle-size and small-size or provisional purposes of the area that keeps out the wind, goliath or harbour hoisting crane mainly adopt electronic rail clamping device, it makes clamp grip track by weight by lever or by spring force, clamp is unclamped by oil cylinder power in hydraulic efficiency pressure system, but the former but gripping power is little, slow motion, the latter's build is comparatively heavy, oad is large, gripping power is less than spring loaded, stable working is also not so good as spring loaded, hydraulic pressure surmounts rail clamping device and then can be good at solving above shortcoming, in the prior art, hydraulic pressure surmounts the fluid pressure type rail clamping device that rail clamping device belongs to a kind of advanced person, significantly can promote the reliability of rail clamping device and step up power.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides that a kind of power of stepping up is large, reliability is high, structure is simple, the hydraulic pressure of complete function surmounts rail clamping device.
The purpose of this utility model is achieved in that a kind of hydraulic pressure surmounts rail clamping device, it comprises guide rail and body, the upper end of described guide rail is connected with friction shoe, the upper end of described friction shoe is connected with hydraulic actuating cylinder, oilhole B is provided with in the bottom of described hydraulic actuating cylinder, the upper left-hand of described hydraulic actuating cylinder is provided with oilhole A, piston rod is connected with on the upside of described hydraulic actuating cylinder, the middle part of described piston rod is connected with limiting stopper, the upper end of described piston rod is connected with the first bearing pin, the left and right sides of the first described bearing pin is all connected with link rod, the end of described link rod is all connected with the second bearing pin, the lower end of the second described bearing pin is connected with the arm of force, the middle part of the described arm of force is connected with the 3rd bearing pin, the lower end of the described arm of force is connected on guide rail, back-up block is connected with in the top middle-end of described body, the downside at the two ends of the first described bearing pin is all connected with back-moving spring, the lower end of described each back-moving spring is connected to the left and right sides bottom hydraulic actuating cylinder.
The quantity of described oilhole B is two, and lays respectively at the left and right sides of cylinder lower.
The first described bearing pin, the second bearing pin and the 3rd bearing pin are all fixed on body.
The first described bearing pin, the second bearing pin and the 3rd bearing pin are same bearing pin.
The described arm of force is " L " shape structure matched with guide rail, and is symmetrically distributed in the both sides of guide rail respectively.
Described limiting stopper is fixed on body.
The beneficial effects of the utility model: link rod and the arm of force are flexibly connected by three bearing pins, improve integrally-built compactedness, utilize the hydraulic pressure of hydraulic ram by piston rod upwardly, and then drive link rod and the arm of force to step up on guide rail by friction shoe, after stepping up, hydraulic actuating cylinder continues oil supply, two the second bearing pins of the first bearing pin and its both sides are in a straight line, the arm of force is made to be in excessive deformation state, even if add locking structure during hydraulic ram stop control lever also guide rail only to be picked up, so improve this to use novel reliability, the utility model has that to step up power large in a word, reliability is high, structure is simple, the advantage of complete function.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of hydraulic pressure of the utility model surmounts rail clamping device.
Fig. 2 is the section drawing that a kind of hydraulic pressure of the utility model surmounts rail clamping device.
In figure: 1, guide rail 2, the 3rd bearing pin 3, oilhole B4, the arm of force 5, oilhole A6, the second bearing pin 7, limiting stopper 8, piston rod 9, first bearing pin 10, back-up block 11, link rod 12, body 13, hydraulic actuating cylinder 14, back-moving spring 15, friction shoe.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As depicted in figs. 1 and 2, a kind of hydraulic pressure surmounts rail clamping device, it comprises guide rail 1 and body 12, the upper end of described guide rail 1 is connected with friction shoe 15, the upper end of described friction shoe 15 is connected with hydraulic actuating cylinder 13, oilhole B3 is provided with in the bottom of described hydraulic actuating cylinder 13, the upper left-hand of described hydraulic actuating cylinder 13 is provided with oilhole A5, piston rod 8 is connected with on the upside of described hydraulic actuating cylinder 13, the middle part of described piston rod 8 is connected with limiting stopper 7, the upper end of described piston rod 8 is connected with the first bearing pin 9, the left and right sides of the first described bearing pin 9 is all connected with link rod 11, the end of described link rod 11 is all connected with the second bearing pin 6, the lower end of the second described bearing pin 6 is connected with the arm of force 4, the middle part of the described arm of force 4 is connected with the 3rd bearing pin 2, the lower end of the described arm of force 4 is connected on guide rail 1, back-up block 10 is connected with in the top middle-end of described body 12, the downside at the two ends of the first described bearing pin 9 is all connected with back-moving spring 14, the lower end of described each back-moving spring 14 is connected to the left and right sides bottom hydraulic actuating cylinder 13.
The utility model is when implementing, mainly be divided into two steps, one is stepping up of mechanism: hydraulic oil enters hydraulic actuating cylinder by oilhole B, and promote piston rod upward movement, link rod is made to be in open configuration, simultaneously again by the first bearing pin and the second bearing pin transmission of power to the arm of force be fixed on the 3rd bearing pin on body, arm of force lower end is made to hook guide rail, simultaneously hydraulic oil is oppressed again hydraulic actuating cylinder and is moved down, the compression guide rail until combine closely above friction shoe and guide rail, hydraulic pressure continues fuel feeding, piston rod is made to continue to extend, make two the second bearing pins of the first bearing pin and its both sides oppress arm of force stress deformation to be on the same line in transient state to realize to surmount and to step up function, hydraulic pressure stop control lever disappears even if also can not make to step up power, two is releasings of gripping power: pressure oil enters Hydraulic Cylinder piston rod from oilhole A and moves downward, what make the arm of force surmounts status releasing, link rod moves down until push up limiting stopper, hydraulic actuating cylinder moves up until push up limiting stopper simultaneously, gripping power is removed, hydraulic oil stop control lever, last back-moving spring tension, make whole clamping mechanism be in stationary state, the utility model has and steps up that power is large, reliability is high, structure is simple, the advantage of complete function in a word.
Embodiment 2
As depicted in figs. 1 and 2, a kind of hydraulic pressure surmounts rail clamping device, it comprises guide rail 1 and body 12, the upper end of described guide rail 1 is connected with friction shoe 15, the upper end of described friction shoe 15 is connected with hydraulic actuating cylinder 13, oilhole B3 is provided with in the bottom of described hydraulic actuating cylinder 13, the upper left-hand of described hydraulic actuating cylinder 13 is provided with oilhole A5, piston rod 8 is connected with on the upside of described hydraulic actuating cylinder 13, the middle part of described piston rod 8 is connected with limiting stopper 7, the upper end of described piston rod 8 is connected with the first bearing pin 9, the left and right sides of the first described bearing pin 9 is all connected with link rod 11, the end of described link rod 11 is all connected with the second bearing pin 6, the lower end of the second described bearing pin 6 is connected with the arm of force 4, the middle part of the described arm of force 4 is connected with the 3rd bearing pin 2, the lower end of the described arm of force 4 is connected on guide rail 1, back-up block 10 is connected with in the top middle-end of described body 12, back-moving spring 14 is all connected with on the downside of the two ends of the first described bearing pin 9, the lower end of described each back-moving spring 14 is connected to the left and right sides bottom hydraulic actuating cylinder 13, the quantity of described oilhole B3 is two, and lay respectively at the left and right sides of hydraulic actuating cylinder 13 bottom, the first described bearing pin 9, second bearing pin 6 and the 3rd bearing pin 2 are all fixed on body 12, the first described bearing pin 9, second bearing pin 6 and the 3rd bearing pin 2 are same bearing pin, the described arm of force 4 is " L " shape structure matched with guide rail 1, and be symmetrically distributed in the both sides of guide rail 1 respectively, described limiting stopper 7 is fixed on body 12.
The utility model is when implementing, mainly be divided into two steps, one is stepping up of mechanism: hydraulic oil enters hydraulic actuating cylinder by oilhole B, and promote piston rod 8 upward movement, link rod is made to be in open configuration, simultaneously again by the first bearing pin and the second bearing pin transmission of power to being fixed on the arm of force on body with the 3rd bearing pin, arm of force lower end is made to hook guide rail, simultaneously hydraulic oil is oppressed again hydraulic actuating cylinder and is moved down, the compression guide rail until combine closely on the upside of friction shoe and guide rail, hydraulic pressure continues fuel feeding, piston rod is made to continue to extend, make two the second bearing pins of the first bearing pin and its both sides oppress arm of force stress deformation to be on the same line in transient state to realize to surmount and to step up function, hydraulic pressure stop control lever disappears even if also can not make to step up power, two is releasings of gripping power: pressure oil enters Hydraulic Cylinder piston rod from oilhole A and moves downward, what make the arm of force surmounts status releasing, link rod moves down until push up limiting stopper, hydraulic actuating cylinder moves up until push up limiting stopper simultaneously, gripping power is removed, hydraulic oil stop control lever, last back-moving spring tension, whole clamping mechanism is made to be in stationary state, first bearing pin, second bearing pin and the 3rd bearing pin are same bearing pin, maintenance when being easy for installation and removal, arm of force lower end is " L " shape structure matched with guide rail, what add rail clamping device steps up power, the utility model has that to step up power large in a word, reliability is high, structure is simple, the advantage of complete function.
Claims (6)
1. a hydraulic pressure surmounts rail clamping device, it comprises guide rail and body, it is characterized in that: the upper end of described guide rail is connected with friction shoe, the upper end of described friction shoe is connected with hydraulic actuating cylinder, oilhole B is provided with in the bottom of described hydraulic actuating cylinder, the upper left-hand of described hydraulic actuating cylinder is provided with oilhole A, piston rod is connected with on the upside of described hydraulic actuating cylinder, the middle part of described piston rod is connected with limiting stopper, the upper end of described piston rod is connected with the first bearing pin, the left and right sides of the first described bearing pin is all connected with link rod, the end of described link rod is all connected with the second bearing pin, the lower end of the second described bearing pin is connected with the arm of force, the middle part of the described arm of force is connected with the 3rd bearing pin, the lower end of the described arm of force is connected on guide rail, back-up block is connected with in the top middle-end of described body, the downside at the two ends of the first described bearing pin is all connected with back-moving spring, the lower end of described each back-moving spring is connected to the left and right sides bottom hydraulic actuating cylinder.
2. a kind of hydraulic pressure according to claim 1 surmounts rail clamping device, it is characterized in that: the quantity of described oilhole B is two, and lays respectively at the left and right sides of cylinder lower.
3. a kind of hydraulic pressure according to claim 1 surmounts rail clamping device, it is characterized in that: the first described bearing pin, the second bearing pin and the 3rd bearing pin are all fixed on body.
4. a kind of hydraulic pressure according to claim 1 surmounts rail clamping device, it is characterized in that: the first described bearing pin, the second bearing pin and the 3rd bearing pin are same bearing pin.
5. a kind of hydraulic pressure according to claim 1 surmounts rail clamping device, it is characterized in that: the described arm of force is " L " shape structure matched with guide rail, and is symmetrically distributed in the both sides of guide rail respectively.
6. a kind of hydraulic pressure according to claim 1 surmounts rail clamping device, it is characterized in that: described limiting stopper is fixed on body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602824.6U CN204847884U (en) | 2015-08-12 | 2015-08-12 | Hydraulic pressure surmounts clamping rail ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602824.6U CN204847884U (en) | 2015-08-12 | 2015-08-12 | Hydraulic pressure surmounts clamping rail ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204847884U true CN204847884U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520602824.6U Expired - Fee Related CN204847884U (en) | 2015-08-12 | 2015-08-12 | Hydraulic pressure surmounts clamping rail ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204847884U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858408A (en) * | 2016-05-13 | 2016-08-17 | 中国矿业大学 | Large slope lifting device for strip mine dump truck |
| CN107364791A (en) * | 2017-09-22 | 2017-11-21 | 芜湖火龙动力科技有限公司 | A kind of electronic rail clamping device of spring |
| CN108285091A (en) * | 2018-03-28 | 2018-07-17 | 安改 | A kind of rail clamping device with high stability |
| CN112252325A (en) * | 2020-11-04 | 2021-01-22 | 同济大学 | Automatic pile holding machine and control method thereof |
| CN112719998A (en) * | 2020-12-24 | 2021-04-30 | 广东普拉迪科技股份有限公司 | Clamp capable of moving freely |
-
2015
- 2015-08-12 CN CN201520602824.6U patent/CN204847884U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858408A (en) * | 2016-05-13 | 2016-08-17 | 中国矿业大学 | Large slope lifting device for strip mine dump truck |
| CN105858408B (en) * | 2016-05-13 | 2018-01-30 | 中国矿业大学 | A kind of Dump truck in open pit large-slope lifting device |
| CN107364791A (en) * | 2017-09-22 | 2017-11-21 | 芜湖火龙动力科技有限公司 | A kind of electronic rail clamping device of spring |
| CN107364791B (en) * | 2017-09-22 | 2018-09-04 | 芜湖火龙动力科技有限公司 | A kind of electronic rail clamping device of spring |
| CN108285091A (en) * | 2018-03-28 | 2018-07-17 | 安改 | A kind of rail clamping device with high stability |
| CN108285091B (en) * | 2018-03-28 | 2023-08-25 | 安改 | Rail clamping device with high stability |
| CN112252325A (en) * | 2020-11-04 | 2021-01-22 | 同济大学 | Automatic pile holding machine and control method thereof |
| CN112719998A (en) * | 2020-12-24 | 2021-04-30 | 广东普拉迪科技股份有限公司 | Clamp capable of moving freely |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151209 Termination date: 20160812 |