CN102296800B - Hydraulic elevating mechanism of scaffold - Google Patents
Hydraulic elevating mechanism of scaffold Download PDFInfo
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- CN102296800B CN102296800B CN 201110168290 CN201110168290A CN102296800B CN 102296800 B CN102296800 B CN 102296800B CN 201110168290 CN201110168290 CN 201110168290 CN 201110168290 A CN201110168290 A CN 201110168290A CN 102296800 B CN102296800 B CN 102296800B
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Abstract
The invention relates to a hydraulic elevating mechanism of a scaffold. The mechanism provided by the invention comprises an iron chain, a main post, an upper cross plate, a lower cross plate, a support rod, upper and lower jaws with reversing pins, upper and lower control plates with reversing pin chutes, a cylinder and clutching pieces for clutching the reversing pins and the upper and lower control plates, wherein a hollow pipe is used as the piston rod of the cylinder; the cylinder is connected with the main post; the piston rod of the cylinder passes through the cylinder and stretches into the inner cavity of the main post; the upper and the lower cross plates are fixedly connected with the inner cavity of the main post; the piston rod is connected with the lower cross plate; the upper and lower jaws are respectively hinged with the upper and lower cross plates; the two clutching pieces are respectively slidably connected with the upper and lower cross plates; the upper and lower control plates are respectively connected with one clutching piece; one sides of the chutes on the control plates correspond to the reversing pins on the jaws; and the iron chain passes through the main post and the inner cavity of the piston rod and is respectively in pawl type unidirectional transmission connection with the upper and lower jaws. The mechanism provided by the invention has the advantages that the pawl type unidirectional transmission is used for realizing high climbing and descending safety; locking components are difficult to damage; the work efficiency is high; and the cost is low.
Description
Technical field
The present invention relates to the scaffold lifting appliance, relate in particular to a kind of hydraulic elevating mechanism of scaffold.
Background technology
Disclosed Chinese patent patent of invention, the patent No.: 200510040943.8, name is called: anti-falling feed-through hydraulic rises and descending jack, a kind of feed-through hydraulic jack is provided, has utilized the mechanical self-latching performance, made hydraulic jack drive scaffold upstream or downstream on cramp bar, and the energy secure lock is on arbitrary position of cramp bar, only have hydraulic system to open by force, just can make it to descend along cramp bar, have very strong anti-falling function.But should invent in concrete enforcement, and need control with the hydraulic control system of 6 oil circuits at least the lifting of elevating mechanism, hydraulic control system is complicated.The repeatedly lifting of scaffold on cramp bar simultaneously, and need be fixed on the differing heights position, in the time of fixedly, retaining mechanism is to be clamped on cramp bar by the frictional force that certain normal pressure produces, so cramp bar is through clamping repeatedly and become pitted skin, become consumable accessory, both increased cost, time-consuming bothersome during replacing, reduced again operating efficiency.
Summary of the invention
The object of the present invention is to provide a kind of non-friction locking mode and corresponding hydraulic control system a kind of hydraulic elevating mechanism of scaffold simple in structure.
Above-mentioned purpose realizes by following technical proposals:
Described hydraulic elevating mechanism of scaffold comprises that iron chains, principal post, upper cross plate, lower cross plate, support bar, the upper clipping claw that is provided with reversing pin and lower claw, the upper control panel that is provided with the reversing pin chute and lower control panel, piston rod are the oil cylinder of hollow section and the clutch part of clutch reversing pin and described upper and lower control panel; The upper end of described oil cylinder is connected with the principal post lower end, the piston rod upper end of described oil cylinder is passed the oil cylinder upper cylinder cover and is extend into the principal post inner chamber, described upper cross plate is fixedly connected on the upper end of principal post inner chamber, and described lower cross plate is placed in the upper cross plate below of principal post inner chamber and is connected with piston rod by support bar; Described upper cross plate and lower cross plate comprise respectively and being parallel to each other and across a certain distance left upper tranverse plate and right upper tranverse plate and left lower tranverse plate and right lower tranverse plate mutually, described upper clipping claw and lower claw are articulated in respectively right upper tranverse plate and left upper tranverse plate or left lower tranverse plate and right lower tranverse plate, two described clutch parts are slidably connected to respectively right upper tranverse plate and right lower tranverse plate or left upper tranverse plate and left lower tranverse plate, upper control panel is connected with a clutch part respectively with lower control panel, and described chute one side on control panel is corresponding to described reversing pin one side on claw; Described iron chains passes principal post is connected with piston rod cavity and carries out the pawl type single-direction transmission with upper clipping claw with lower claw respectively and be connected.
Described hydraulic elevating mechanism of scaffold further design is, be provided with the iron chains seat on corresponding to the right upper tranverse plate of upper clipping claw and the substantially contour side of lower claw and left upper tranverse plate or left lower tranverse plate and right lower tranverse plate position, and upper clipping claw and lower claw corresponding position are connected with respectively return spring, described iron chains is clamped between upper and lower claw and corresponding iron chains seat, is connected with described pawl type single-direction transmission between upper and lower claw to realize iron chains.
Described hydraulic elevating mechanism of scaffold further design is, described upper clipping claw and lower claw are hinged on respectively on right upper tranverse plate and left upper tranverse plate, on left lower tranverse plate and right lower tranverse plate, be respectively equipped with sliding pin, described clutch part is provided with guide, clutch part is set on sliding pin by guide, is provided with two radially pin-and-holes that are used for the grafting alignment pin at the sliding pin axial location corresponding with guide.
Described hydraulic elevating mechanism of scaffold further design is, described clutch part comprises clutch wallboard, lower clutch wallboard and clutch top board, described upper and lower clutch wallboard is vertically connected on respectively on the upper and lower end face of clutch top board, form the semi-surrounding structure of a rectangle, described upper right transverse slat or left lower tranverse plate are placed in this semi-surrounding structure, the clutch top board is provided with the hole corresponding with described guide endoporus, and guide is connected on the position of one side corresponding to this hole, the outside with respect to described semi-surrounding structure.
described hydraulic elevating mechanism of scaffold further design is, described upper control panel or lower control panel comprise the control panel body, tongue and contain bevelled inserting, described control panel body is provided with by wide and narrow the second L-shaped depth recess that forms, be provided with the first depth recess of rectangle in next-door neighbour described wide of the second depth recess and narrow side, tongue is inclined in the first depth recess, the high-end bottom surface that exceeds the second depth recess of tongue, and form the first chute with the second depth recess one side, the low side of a tongue side corresponding to the second depth recess forms the second chute, described inserting is placed in the first depth recess, described inclined-plane on this is inserted connects the first chute and the second chute, form described reversing pin chute.
Described hydraulic elevating mechanism of scaffold further design is, the described piston rod partial fixing that extend into the principal post inner chamber is connected to and connects on transverse slat, described support bar one end is connected with right lower tranverse plate with described left lower tranverse plate, and an end is connected with piston rod by connecting transverse slat.
Of the present invention by being provided with reversing pin claw and the pawl type single-direction transmission of iron chains realize the scaffold elevating mechanism on iron chains climb or decline or safety locking at a certain height and position, make the reliability of safe locking higher.Because be non-friction lock, corresponding locking element is not fragile, can greatly reduce the time of changing consumable accessory, thereby increase work efficiency.The present invention simultaneously utilizes a hollow pipe to be used as the piston rod of oil cylinder, and be used in conjunction with control panel and the clutch reversing pin coordinates with the clutch part of control panel the lifting of controlling elevating mechanism, make cylinder structure simple, and only need to make piston two oil circuits that move simply up or down, make corresponding hydraulic control system simple, thereby can reduce largely the cost of hydraulic elevating mechanism of scaffold.
Description of drawings
Fig. 1 is the structural representation of hydraulic elevating mechanism of scaffold of the present invention.
Fig. 2 is that the A of elevating mechanism shown in Figure 2 is to view.
Fig. 3 is the three-dimensional structure schematic diagram of upper and lower control panel.
Fig. 4 is the sectional view of the N-N position of control panel shown in Figure 3.
Fig. 5 is the sectional view of the M-M position of control panel shown in Figure 3.
Fig. 6 is that the P of control panel shown in Figure 3 is to view.
Fig. 7 is that upper and lower control panel moves laterally, and reversing pin chute on it is thrown off and the coordinating of reversing pin.
Fig. 8 is the situation that in elevating mechanism, piston rod moves up.
Fig. 9 is the situation that elevating mechanism moves up along iron chains by upper clipping claw.
Figure 10 is elevating mechanism by upper clipping claw along the move up situation of a stroke of iron chains.
Figure 11 is that elevating mechanism begins to recover reset condition, the situation of upper clipping claw and iron chains interlock.
Figure 12 is that upper and lower control panel moves to the inside, makes that on it, reversing pin chute matches with reversing pin.
Figure 13 is the trajectory diagram of reversing pin on upper control panel on upper clipping claw.
Figure 14 is the trajectory diagram of reversing pin on lower control panel on lower claw.
Figure 15 is the situation that in elevating mechanism, piston rod begins to move down.
Figure 16 is the situation that in elevating mechanism, piston rod moves down process.
Figure 17 is the situation that in elevating mechanism, piston rod moves down a stroke.
Figure 18 is the situation that in elevating mechanism, the relative piston rod of principal post moves down.
in figure, the 1-piston rod, cylinder cap under 2-, the 3-oil cylinder, the 4-piston head, the 6-upper cylinder cover, the 7-cylinder pedestal, 10-connects transverse slat, the 11-support bar, the 12-principal post, claw under 13-, the 14-upper clipping claw, the upper control panel of 15-, 17-iron chains seat, the 20-right lower tranverse plate, 21 guidees, the 22-sliding pin, the 23-junction plate, elevating control plate assembly under 25-, the 26-reversing pin, the upper clutch plate wallboard of 27-, 28-clutch plate top board, the 30-alignment pin, the 29-guide, the 31-latch, the 32-right upper tranverse plate, the upper clutch wallboard of 33-, the 34-left upper tranverse plate, control panel under 35-, clutch wallboard under 36-, the 37-left lower tranverse plate, clutch wallboard under 38-, 39-connects transverse slat, 40-control panel body, 41-inserts, the 42-tongue, the 45-spring, the 50-iron chains, 401-the first depth recess, 402 second depth recess, the wide section of 402a-, the narrow section of 402b-, 403 first chutes, the second chute 404,411-inserts,
The specific embodiment,
Contrast Fig. 1, hydraulic elevating mechanism of scaffold is mainly by iron chains 50, principal post 12, upper cross plate 34(32), lower cross plate 20(37), support bar 11, connect transverse slat 10, upper clipping claw 14, lower claw 13, upper control panel 15, lower control panel 35, oil cylinder 3 and clutch part and form.The upper end of oil cylinder 3 is connected with the lower end of principal post 12 by cylinder pedestal 7, the piston rod 1 of oil cylinder 3 is hollow section, this piston rod 1 passes whole cylinder body, that is: the inner chamber that passes lower cylinder cap 2, cylinder body piston head 4 and upper cylinder cover 6 and extend into principal post 12 is fixedly connected on and connects transverse slat 10.Upper cross plate (left upper tranverse plate 34 and right upper tranverse plate 32) is fixedly connected on the upper end of principal post 12 inner chambers, and lower cross plate (left upper tranverse plate 37 and right lower tranverse plate 20) is placed in the upper cross plate below of principal post inner chamber.Upper cross plate and lower cross plate comprise respectively and being parallel to each other and across a certain distance two transverse slats, that is: right upper tranverse plate 32 and left upper tranverse plate 34 mutually; Right lower tranverse plate 20 and left lower tranverse plate 37 see also Fig. 2.Right lower tranverse plate 20 be connected transverse slat 10 and connected by support bar 11.The connection transverse slat 10 that moves through of piston rod 1 passes to right lower tranverse plate 20 with support bar 11.Be respectively equipped with reversing pin 26 on upper clipping claw 14 and lower claw 13.The upper end of upper clipping claw 14 and lower claw 13 is hinged on respectively on left upper tranverse plate 34 and right lower tranverse plate 20, and its corresponding end portion connects an end of extension spring 45, and the other end of this spring is separately fixed on corresponding left upper tranverse plate 34 and right lower tranverse plate 20.Like this when upper clipping claw 14 and lower claw 13 towards spring 45 draw directions when pin joint rotates, just possessed the energy of return.Be provided with iron chains seat 17,19 on corresponding to the left upper tranverse plate 34 of upper clipping claw 14 and the substantially contour side of lower claw 13 and right lower tranverse plate 20 positions.Iron chains 50 passes the inner chamber of principal post 12 and piston rod 1 and is clamped between upper and lower claw and corresponding iron chains seat, can realize that iron chains is connected with pawl type single-direction transmission between upper and lower claw.
Contrast Fig. 2 is slidably connected on right upper tranverse plate 32 and left lower tranverse plate 37 by this pin respectively at alignment pin 30, two clutch parts that spin by screw thread respectively on right upper tranverse plate 32 and left lower tranverse plate 37.Clutch part is mainly by upper clutch wallboard 33(36), lower clutch wallboard 27(38), clutch top board 28 and guide 29 form, upper and lower clutch wallboard is vertically connected on respectively on the upper and lower end face of clutch top board, form the semi-surrounding structure of a rectangle, right upper tranverse plate 32 or left lower tranverse plate 37 are placed in this semi-surrounding structure, clutch top board 28 is provided with the hole corresponding with the guide endoporus, on the position of one side corresponding to this hole, the outside that guide 29 connects with respect to described semi-surrounding structure, make guide 29 be socketed on alignment pin 30.On alignment pin 30 and the radial position of the correspondence of guide 29 be respectively equipped with two and the pin-and-hole for grafting latch 31.When clutch part moves along alignment pin 30, by coordinating of one of two pin-and-holes on the pin-and-hole on guide 29 and alignment pin 30, produce clutch part " from " with two axial locations (as Fig. 7 and shown in Figure 12) of " closing ".
Upper control panel 15 and lower control panel 35 respectively be slidably connected at right upper tranverse plate 32 and left lower tranverse plate be connected on clutch part be connected.Because of upper control panel 15, lower control panel 35 relatively long, for clutch part drive control panel 15 or lower control panel 35 are slided steadily, connect respectively junction plate 23 in the lower end of control panel 15 and the upper end of lower control panel 35, on the right lower tranverse plate 20 of correspondence and left upper tranverse plate 34 respectively by the screw thread line sliding pin 22 that spins, junction plate 23 1 sides connect guide 21, and junction plate 22 is slidably socketed on sliding pin 22 by guide 21.
contrast Fig. 3～6, upper control panel 15 and lower control panel 35 are mainly by control panel body 40, tongue 42 and 41 compositions of inserting that contain inclined-plane 411, described control panel body is provided with by wide 402a and narrow the second L-shaped depth recess 402 that 402b forms, be provided with the first depth recess 401 of rectangle in wide 402a of next-door neighbour's the second depth recess 402 and narrow 402b one side, tongue 42 is inclined in the first depth recess 401, the high-end bottom surface that exceeds the second depth recess of tongue 42, and form the first chute 403 with the second depth recess one side, the low side of a tongue side corresponding to the second depth recess forms the second chute 404, described inserting 41 is placed in the first depth recess 401, inclined-plane 411 on this is inserted connects the first chute 403 and the second chute 404, form described reversing pin chute.
During hoist of the present invention work, scaffold is connected with the piston rod 1 of oil cylinder, and the iron chains upper end is fixed on Cantilever Beams and is set in hoist, and working condition is divided two kinds of rise and fall, and the below is explained respectively.
Uphill process:
During rising, pull clutch part, control panel 15 and lower control panel 35 are moved laterally along alignment pin 30 respectively, the pin-and-hole on guide 29 coordinates with alignment pin 30 outside pins, and latch 31 is inserted in the hole of this cooperation.At this moment, the reversing pin chute on upper control panel 15 and lower control panel 35 is thrown off and is coordinated with reversing pin 26, as Fig. 7.
Rising begins, the oil-feed of lower cylinder cap oilhole, and the oil return of upper cylinder cover oilhole, piston rod is moved upward to the top, as Fig. 8.Then, upper cylinder cover 6 oilhole oil-feeds, the oil return of lower cylinder cap oilhole, piston rod 1 produces relative motion with cylinder pedestal 7, and upper clipping claw 14 is fixed as one with principal post 12, and lower claw 13 is fixed as one with piston rod 1, because iron chains is fixed, lower claw 13 moves down with respect to iron chains with piston rod 1, and this is claw and iron chains 50 interlocks at present, and the gravity of hoist is born by lower claw 13.After lower claw 13 and iron chains 50 interlocks, both are without relative motion, and when claw 13 together moved with piston rod 1 instantly, master cylinder 3 moved up with respect to iron chains 50.The active force that this moment, upper clipping claw 14 overcame extension spring 45 moves up along iron chains, sees also Fig. 9.Subsequently, the upper cylinder cover oilhole continues oil-feed, and lower cylinder cap oilhole continues oil return, and this is claw and iron chains interlock at present.When claw 13 together moved with piston rod 1 instantly, master cylinder 3 moved upward with respect to iron chains 50.The active force that this moment, upper clipping claw 14 overcame extension spring 45 moves up along iron chains.When piston rod 1 moved to cylinder bottom section, master cylinder 3(was hoist) completed a upward stroke, referring to Figure 10.After this, the oil-feed of lower cylinder cap oilhole, the oil return of upper cylinder cover oilhole, piston rod 1 move upward on a small quantity apart from the time, upper clipping claw 14 and iron chains 50 interlocks, the gravity of hoist is born by upper clipping claw 14, sees Figure 11.At last, lower cylinder cap oilhole continues oil-feed, and the upper cylinder cover oilhole continues oil return, makes piston rod 1 and lower claw 13 continue to move upward, and gets back to initial state as shown in Figure 8.
The decline process:
During decline, pull clutch part, control panel 15 and lower control panel 35 are moved to the inside along alignment pin 30 respectively, the pin-and-hole on guide 29 coordinates with alignment pin 30 the inside pin-and-holes, and latch 31 is inserted in the hole of this cooperation.At this moment, the reversing pin chute on upper control panel 15 and lower control panel 35 coordinates with reversing pin 26, as Figure 12.
When descending beginning, the reversing pin 26 on upper clipping claw 14 and lower claw 13 is controlled by the reversing pin chute on control panel 15 and lower control panel 35 respectively, and its reversing pin 26 sees also Figure 13,14 along the track of reversing pin chute walking on the control panel of place.
A1 to A2 position in Figure 13,14, the sliding pin 26 on upper clipping claw 14 moves to inclined-plane 411 directions of inserting on the second chute 404 of tongue low side, and sliding pin 26 is by the constraint of tongue, upper clipping claw 14 and iron chains 50 interlocks; Reversing pin 26 on lower claw 13 is moved to end one side (A2 position) of tongue by the end position of the first chute 403, the moving process reversing pin is retrained by tongue 42, and against the tongue outside, lower claw begins to leave iron chains.At this moment, the oil return of lower cylinder cap oilhole, the oil-feed of upper cylinder cover oilhole, piston rod begins to move downward from the top, referring to Figure 15,16.
A2 to A3 position in Figure 13,14, the sliding pin 26 on upper clipping claw 14 moves to the first chute 403 along the inclined-plane 411 of inserting, and this process sliding pin 26 moves to high-end by the low side of tongue 42; Reversing pin 26 on lower claw 13 moves to tongue one end and enters the second chute 404 along the side right-angle steering of tongue this end from the end of the first chute 403, reversing pin is not by the constraint of tongue.At this moment, piston rod is moved downward to the bottom, and for scaffold moves downward ready work, upper clipping claw 14 leaves iron chains 50 gradually, and lower claw 13 and iron chains 50 interlocks are referring to Figure 17.
A3 to A4 in figure is until the A5 position, and the sliding pin 26 on upper clipping claw 14 moves to the end (position of A4) of this chute along the first chute 403 after, counter motion is to tongue one end (position of A5); Reversing pin 26 on lower claw 13 moves to the rear counter motion in end (position of A4) of the second chute 404 to 411 ends, inclined-plane (position of A5) of inserting.At this moment, upper clipping claw 14 is separated from iron chains fully, lower claw and iron chains 50 interlocks, the oil-feed of lower cylinder cap oilhole, the oil return of upper cylinder cover oilhole, piston rod is attempted to move up, but lower claw is in being snapped at iron chains 50 and can not move, and principal post 12 and oil cylinder move downward with respect to iron chains, referring to Figure 18.
A5 to A6 in figure is until the A7 position, and the sliding pin 26 on upper clipping claw 14 enters the second chute 404 along the side right-angle steering of the above-mentioned end of tongue, and along this runner movement to end (position of A7), upper clipping claw 14 gradually near iron chains 50 until with its interlock; Reversing pin 26 on lower claw 13 moves to the first chute 403 along the inclined-plane 411 of inserting, and moves to the end (position of A7) of this chute along the first chute 403, and lower claw 13 leaves iron chains 50 gradually, until break away from iron chains 50 fully.At this moment, principal post 12 and oil cylinder move downward a stroke with respect to iron chains, to the relative principal post of piston rod 12 positions, the top, get back to position shown in Figure 15.
Claims (6)
1. a hydraulic elevating mechanism of scaffold, is characterized in that comprising that iron chains, principal post, upper cross plate, lower cross plate, support bar, the upper clipping claw that is provided with reversing pin and lower claw, the upper control panel that is provided with the reversing pin chute and lower control panel, piston rod are the oil cylinder of hollow section and the clutch part of clutch reversing pin and described upper and lower control panel; The upper end of described oil cylinder is connected with the principal post lower end, the piston rod upper end of described oil cylinder is passed the oil cylinder upper cylinder cover and is extend into the principal post inner chamber, described upper cross plate is fixedly connected on the upper end of principal post inner chamber, and described lower cross plate is placed in the upper cross plate below of principal post inner chamber and is connected with piston rod by support bar; Described upper cross plate and lower cross plate comprise respectively and being parallel to each other and across a certain distance left upper tranverse plate and right upper tranverse plate and left lower tranverse plate and right lower tranverse plate mutually, described upper clipping claw and lower claw are articulated in respectively right upper tranverse plate and left lower tranverse plate or left upper tranverse plate and right lower tranverse plate, two described clutch parts are slidably connected to respectively right upper tranverse plate and right lower tranverse plate or left upper tranverse plate and left lower tranverse plate, upper control panel is connected with a clutch part respectively with lower control panel, and described chute one side on control panel is corresponding to described reversing pin one side on claw; Described iron chains passes principal post is connected with piston rod cavity and carries out the pawl type single-direction transmission with upper clipping claw with lower claw respectively and be connected.
2. a kind of hydraulic elevating mechanism of scaffold according to claim 1, it is characterized in that being provided with the iron chains seat on corresponding to the right upper tranverse plate of upper clipping claw and the substantially contour side of lower claw and left lower tranverse plate or left upper tranverse plate and right lower tranverse plate position, and upper clipping claw and lower claw corresponding position are connected with respectively return spring, described iron chains is clamped between upper and lower claw and corresponding iron chains seat, is connected with described pawl type single-direction transmission between upper and lower claw to realize iron chains.
3. a kind of hydraulic elevating mechanism of scaffold according to claim 2, it is characterized in that described upper clipping claw and lower claw are hinged on respectively on right upper tranverse plate and left lower tranverse plate, be respectively equipped with sliding pin on left upper tranverse plate and right lower tranverse plate, described clutch part is provided with guide, clutch part is set on sliding pin by guide, is provided with two radially pin-and-holes that are used for the grafting alignment pin at the sliding pin axial location corresponding with guide.
4. a kind of hydraulic elevating mechanism of scaffold according to claim 3, it is characterized in that described clutch part comprises clutch wallboard, lower clutch wallboard and clutch top board, described upper and lower clutch wallboard is vertically connected on respectively on the upper and lower end face of clutch top board, form the semi-surrounding structure of a rectangle, described upper right transverse slat or left lower tranverse plate are placed in this semi-surrounding structure, the clutch top board is provided with the hole corresponding with described guide endoporus, and guide is connected on the position of one side corresponding to this hole, the outside with respect to described semi-surrounding structure.
5. a kind of hydraulic elevating mechanism of scaffold according to claim 1, it is characterized in that described upper control panel or lower control panel comprise the control panel body, tongue and contain bevelled inserting, described control panel body is provided with by wide and narrow the second L-shaped depth recess that forms, be provided with the first depth recess of rectangle in next-door neighbour described wide of the second depth recess and narrow side, tongue is inclined in the first depth recess, the high-end bottom surface that exceeds the second depth recess of tongue, and form the first chute with the second depth recess one side, the low side of a tongue side corresponding to the second depth recess forms the second chute, described inserting is placed in the first depth recess, described inclined-plane on this is inserted connects the first chute and the second chute, form described reversing pin chute.
6. a kind of hydraulic elevating mechanism of scaffold according to claim 1, it is characterized in that the described piston rod partial fixing that extend into the principal post inner chamber is connected on the connection transverse slat, described support bar one end is connected with right lower tranverse plate with described lower-left cross bar, and an end is connected with piston rod by connecting transverse slat.
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| CN 201110168290 CN102296800B (en) | 2011-06-22 | 2011-06-22 | Hydraulic elevating mechanism of scaffold |
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| CN 201110168290 CN102296800B (en) | 2011-06-22 | 2011-06-22 | Hydraulic elevating mechanism of scaffold |
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| CN102296800B true CN102296800B (en) | 2013-06-12 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417455A (en) * | 2015-12-25 | 2016-03-23 | 安徽唐兴机械装备有限公司 | Hydraulic climbing mechanism |
| CN106567533B (en) * | 2016-08-24 | 2019-09-27 | 江苏元辰安装集团有限公司 | A kind of console mode hydraulic lifting scaffold system |
| CN106437126B (en) * | 2016-08-24 | 2019-02-05 | 江苏乐创建筑科技有限公司 | A kind of console mode hydraulic lifting scaffold guiding bearing and method for dismounting |
| CN106241683B (en) * | 2016-08-31 | 2018-07-24 | 鞍山拜尔自控有限公司 | A kind of tall-building fire fighting bridge strut automatic quick height device and elevating method |
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| CN2378467Y (en) * | 1999-05-13 | 2000-05-17 | 中国建筑第六工程局中新模板厂 | Lifting and lowering apparatus for scaffold |
| CN101343928A (en) * | 2008-08-14 | 2009-01-14 | 江都揽月机械有限公司 | Hydraulic pole climbing apparatus |
| CN201224995Y (en) * | 2008-07-03 | 2009-04-22 | 南通四建集团有限公司 | Locking mechanism preventing lifting scaffold from falling down |
| CN101519910A (en) * | 2009-03-20 | 2009-09-02 | 深圳市特辰科技有限公司 | Rotating wheel falling prevention device of attachment type raise scaffold and working method thereof |
| CN202125063U (en) * | 2011-06-22 | 2012-01-25 | 花周建 | Hydraulic lifting mechanism of scaffold |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070246299A1 (en) * | 2006-03-31 | 2007-10-25 | Wright James E | Safety barrier stanchion |
| KR101008359B1 (en) * | 2008-06-30 | 2011-01-13 | 서보산업 주식회사 | A concrete mold lifter |
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- 2011-06-22 CN CN 201110168290 patent/CN102296800B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378467Y (en) * | 1999-05-13 | 2000-05-17 | 中国建筑第六工程局中新模板厂 | Lifting and lowering apparatus for scaffold |
| CN201224995Y (en) * | 2008-07-03 | 2009-04-22 | 南通四建集团有限公司 | Locking mechanism preventing lifting scaffold from falling down |
| CN101343928A (en) * | 2008-08-14 | 2009-01-14 | 江都揽月机械有限公司 | Hydraulic pole climbing apparatus |
| CN101519910A (en) * | 2009-03-20 | 2009-09-02 | 深圳市特辰科技有限公司 | Rotating wheel falling prevention device of attachment type raise scaffold and working method thereof |
| CN202125063U (en) * | 2011-06-22 | 2012-01-25 | 花周建 | Hydraulic lifting mechanism of scaffold |
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