CN109534214B - Gate-type reaction frame with adjustable loading height - Google Patents
Gate-type reaction frame with adjustable loading height Download PDFInfo
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- CN109534214B CN109534214B CN201811473722.3A CN201811473722A CN109534214B CN 109534214 B CN109534214 B CN 109534214B CN 201811473722 A CN201811473722 A CN 201811473722A CN 109534214 B CN109534214 B CN 109534214B
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- jack
- plate
- rope body
- upright post
- fixed
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- 238000007789 sealing Methods 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention relates to a door-type reaction frame with adjustable loading height, which comprises a base, a left upright, a right upright, a cross beam and an adjusting mechanism, wherein the adjusting mechanism comprises a first adjusting mechanism, a second adjusting mechanism, a three-way valve and a hydraulic pump, the first adjusting mechanism comprises a first jack, a first guide block and a first rope body, one end of the first rope body is connected with one end of the cross beam, the other end of the first rope body is connected to the left upright, the second adjusting mechanism comprises a second jack, a second guide block and a second rope body, one end of the second rope body is connected with one end of the cross beam, the other end of the second rope body is connected to the right upright, the first jack is connected with a first opening of the three-way valve through a first oil pipe, the second jack is connected with a second opening of the three-way valve through a second oil pipe, and a third opening of the three-way valve is connected with a conveying end of the hydraulic pump through a third oil pipe. The invention can ensure that the cross beams of the reaction frame synchronously rise and has wider application range.
Description
Technical Field
The invention relates to a door-type reaction frame with adjustable loading height, belonging to the field of experimental devices.
Background
The utility model provides a reaction loading frame is as the important test device of structural test in the civil engineering science research, the reaction loading frame of fixed loading height can not satisfy the test demand of various size components, the reaction frame that uses crane or crane etc. hoist and mount crossbeam to relevant position installation, in the scientific research place that does not have hoisting equipment, it is very inconvenient to adjust loading frame height, current adjustable loading height's reaction frame has and utilizes methods such as lead screw lift + lead screw, fixed pulley + wire rope + hoist engine to pull crossbeam lift and realize loading height's adjustment, for example, authority bulletin number CN 204588602U, the name is "a loading height automatically adjustable reaction loading frame", a loading height automatically adjustable reaction loading frame is disclosed, including reaction frame fixed part bolt, it is through movable connection structure fixed connection with the reaction frame fixed part still, the both ends of this height adjustable crossbeam are provided with motor-worm wheel-lifting lead screw structure respectively.
The above methods cannot ensure synchronous lifting of the two ends of the cross beam, the cross beam is easy to incline to one side, the cross beam is clamped in the upright post, and after the cross beam of the reaction frame is lifted by adopting a screw rod lifter and a screw rod mode, a larger upper space is required for lifting the screw rod in a scientific research site, and the loading height adjustment range is limited, so that a reaction frame with adjustable loading height is required to be designed to solve the problems.
In view of this, the present inventors have conducted intensive studies on the above problems, and have produced the present invention.
Disclosure of Invention
The invention aims to provide a door-type reaction frame capable of ensuring synchronous lifting of a cross beam and adjusting loading height, which has wider application range.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an adjustable loading height's gate-type reaction frame, including the base, set up left stand on the base, right stand, the crossbeam of setting between left stand and right stand and be used for adjusting the adjustment mechanism of crossbeam height, be equipped with a plurality of left bolt holes on the left stand, a plurality of left bolt holes are laid along the direction of height of left stand, be equipped with a plurality of right bolt holes on the right stand, a plurality of right bolt holes are laid along the direction of height of right stand, the both ends of crossbeam are installed on left stand and right stand through left bolt and right bolt respectively, adjustment mechanism includes first adjustment mechanism, second adjustment mechanism, three-way valve and hydraulic pump, first adjustment mechanism is including installing the first jack at the top of left stand, set up at the first guide block of the expansion end of first jack and around establishing the first rope body on the first guide block, the other end of first rope body is connected on the left stand, the second adjustment mechanism is including installing the second jack at the second jack, set up at the second jack through the second jack and the third open-ended three-way valve is connected with the second jack, the second end of the third jack is connected with the second open-ended through the second jack.
As a preferred mode of the present invention, the cross sections of the left upright and the right upright are each in an "H" shape, and the left upright and the right upright each include a web and wing plates forming both sides of the web.
In a preferred mode of the invention, one side of the left upright post, which is close to the cross beam, is taken as an inner side, the other opposite side is taken as an outer side, and the invention further comprises a first rib plate fixed on the outer side of the left upright post, and the first rope body is fixed on the first rib plate through a first anchor.
In a preferred mode of the invention, one side of the right upright post, which is close to the cross beam, is taken as an inner side, the other opposite side is taken as an outer side, and the invention further comprises a second rib plate fixed on the outer side of the right upright post, and the second rope body is fixed on the second rib plate through a second anchor.
As a preferable mode of the invention, the top of the left upright post is provided with a first sealing plate, the first jack is fixed on the first sealing plate, the top of the right upright post is provided with a second sealing plate, and the second jack is fixed on the second sealing plate.
As a preferable mode of the invention, the first guide block and the second guide block are semi-cylindrical steel blocks, and rope grooves for guiding the rope bodies are formed in the semi-cylindrical steel blocks.
As a preferable mode of the invention, the cross beam comprises an upper wing plate, a lower wing plate and a connecting plate arranged between the upper wing plate and the lower wing plate, wherein the upper wing plate and the lower wing plate are arranged in parallel, and a plurality of reinforcing rib plates are further arranged between the upper wing plate and the lower wing plate.
As a preferable mode of the invention, the upper wing plate is provided with a first steel plate in a shape like a Chinese character 'ji' and a second steel plate in a shape like a Chinese character 'ji' corresponding to the left upright post and the right upright post respectively, the first rope body is fixed on the first steel plate in the shape of a Chinese character 'ji' through a third anchor, and the second rope body is fixed on the second steel plate in the shape of a Chinese character 'ji' through a fourth anchor.
As an optimal mode of the invention, the first sealing plate is provided with a first bottom plate, the first jack is fixed on the first bottom plate, the first bottom plate is also provided with a first sleeve sleeved outside the first jack, and the first sleeve is provided with a first notch for the first oil pipe to pass through.
As an optimal mode of the invention, the second sealing plate is provided with a second bottom plate, the second jack is fixed on the second bottom plate, the second bottom plate is also provided with a second sleeve sleeved outside the second jack, and the second sleeve is provided with a second notch for the second oil pipe to pass through.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the lifting effect of the hydraulic jack is utilized, the beam is pulled to lift by matching with the rope body, the loading height of the reaction frame can be adjusted along with the size of a test piece without power equipment, the adjustment range of the loading height is not limited by a test place, and the application range of the reaction frame is enlarged.
2. According to the invention, the oil pipe of the hydraulic jack is connected with the hydraulic pump by the three-way valve, and the hydraulic pump is matched for pressurization to drive the jack to lift, so that the two ends of the cross beam are pulled by the steel wire rope to synchronously lift, the situation that the cross beam is inclined to one side and is blocked in the upright post is avoided, and the safety of the cross beam height adjusting process is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of the top related structure of the left pillar in accordance with the present invention;
in the figure:
10-left column 11-first sealing plate
12-left bolt hole 13-left bolt
20-right column 21-second sealing plate
22-Right bolt hole 23-Right bolt
30-base 40-beam
41-upper wing plate 42-lower wing plate
43-connecting plate 44-reinforcing rib
51-first rope 52-first jack
53-first bottom plate 54-first sleeve
55-first guide block 56-first notch
57-first rib 58-first anchor
59-rope groove
61-second rope 62-second jack
63-second bottom plate 64-second sleeve
65-second guide block 66-second notch
67-second 'few' -shaped steel plate 68-fourth anchor
70-first oil pipe 71-first rope
80-second oil pipe 81-second rope
90-hydraulic pump 91-three-way valve
92-third oil pipe 101-web
102-wing plates.
Detailed Description
In order to further explain the technical scheme of the present invention, the following is described in detail with reference to examples.
Referring to fig. 1 to 2, a door-type reaction frame with adjustable loading height comprises a base 30, a left upright 10 arranged on the base 30, a right upright 20 arranged on the base 30, a cross beam 40 arranged between the left upright 10 and the right upright 20, and an adjusting mechanism for adjusting the height of the cross beam 40, wherein the base 30 is fixedly connected with a ground slot through an anchor rod. The left upright post 10 is provided with a plurality of left bolt holes 12, the left bolt holes 12 are distributed along the height direction of the left upright post 10, the right upright post 20 is provided with a plurality of right bolt holes 22, the right bolt holes 22 are distributed along the height direction of the right upright post 20, two ends of the cross beam 40 are detachably mounted on the left upright post 10 and the right upright post 20 respectively through left bolts 13 and right bolts 23, and the left bolts 13 and the right bolts 23 are respectively penetrated in the left bolt holes 12 and the right bolt holes 22.
In the invention, the adjusting mechanism comprises a first adjusting mechanism, a second adjusting mechanism, a three-way valve 91 and a hydraulic pump 90, wherein the first adjusting mechanism comprises a first jack 52 arranged at the top of the left upright post 10, a first guide block 55 arranged at the movable end (particularly on a piston) of the first jack 52, and a first rope body 51 wound on the first guide block 55, one end of the first rope body 51 is connected with one end of the cross beam 40, the other end of the first rope body 51 is connected with the left upright post 10, the second adjusting mechanism comprises a second jack 62 arranged at the top of the right upright post 20, a second guide block 65 arranged at the movable end of the second jack 62, and a second rope body 61 wound on the second guide block 65, one end of the second rope body 61 is connected with one end of the cross beam 40, the first jack 52 is connected with a first opening of the three-way valve 91 through a first oil pipe 70, the second jack 62 is connected with the third hydraulic pump 90 through a second jack 80 and the third opening 91 in the vertical direction, and the third jack 62 is connected with the third hydraulic pump 90 through the third opening 91. In the present invention, the first oil pipe 70 may be fastened to the left pillar 10 by the first rope 71, and the second oil pipe 80 may be fastened to the right pillar 20 by the second rope 81.
As a preferred mode of the present invention, the cross sections of the left pillar 10 and the right pillar 20 are each in an "H" shape, and the left pillar 10 and the right pillar 20 each include a web 101 and wing plates 102 forming both sides of the web 101.
As a preferable mode of the present invention, one side of the left upright 10, which is close to the cross beam 40, is taken as an inner side, the other opposite side is taken as an outer side, and the present invention further comprises a first rib 57 fixed on the outer side of the left upright 10, the first rib 57 is arranged between two general blocks 102, the first rope 51 is fixed on the first rib 57 in a limiting manner through a first anchor 58, and the first rib 57 is fixed on the left upright 10 in a welding manner.
As a preferable mode of the present invention, the right upright 20 is disposed on one side close to the cross beam 40 and on the opposite side is disposed on the outer side, and the present invention further includes a second rib plate fixed on the outer side of the right upright 20, and the second rope 61 is fixed on the second rib plate through a second anchor.
As a preferable mode of the present invention, the top of the left upright 10 is provided with a first sealing plate 11, the first jack 52 is fixed on the first sealing plate 11, the top of the right upright 20 is provided with a second sealing plate 21, and the second jack 62 is fixed on the second sealing plate 21. The first sealing plate 11 is provided with a through hole through which the first rope 51 passes, and the second sealing plate 21 is provided with a through hole through which the second rope 61 passes.
As a preferable mode of the present invention, the first guide block 55 and the second guide block 65 are all semi-cylindrical steel blocks, the semi-cylindrical steel blocks are provided with rope grooves 59 for guiding ropes, and the semi-cylindrical steel blocks are further provided with cylindrical grooves for being abutted with jacks.
As a preferred embodiment of the present invention, the cross member 40 includes an upper wing 41, a lower wing 42, and a connection plate 43 disposed between the upper wing 41 and the lower wing 42, the upper wing 41 and the lower wing 42 are disposed in parallel, and a plurality of reinforcement ribs 44 are disposed between the upper wing 41 and the lower wing 42, the reinforcement ribs 44 being disposed along a vertical direction.
As a preferable mode of the present invention, the upper wing 41 is provided with a first "n" shaped steel plate and a second "n" shaped steel plate 67 corresponding to the left upright 10 and the right upright 20, respectively, the first rope 51 is fixed to the first "n" shaped steel plate by a third anchor, and the second rope 61 is fixed to the second "n" shaped steel plate 67 by a fourth anchor 68.
As a preferable mode of the present invention, the first sealing plate 11 is provided with a first bottom plate 53, the first jack 52 is fixed on the first bottom plate 53, the first bottom plate 53 is further provided with a first sleeve 54 sleeved outside the first jack 52, and the first sleeve 54 is provided with a first notch 56 through which the first oil pipe 70 passes.
As a preferable mode of the present invention, the second sealing plate 21 is provided with a second bottom plate 63, the second jack 62 is fixed on the second bottom plate 63, the second bottom plate 63 is further provided with a second sleeve 64 sleeved outside the second jack 62, and the second sleeve 64 is provided with a second notch 66 through which the second oil pipe 80 passes.
In the present invention, the cross member 40, the three-way valve 91 and the hydraulic pump 90 are all symmetrically arranged.
The working principle of the invention is as follows: when the cross beam 40 of the reaction frame needs to be adjusted, firstly one end of the first oil pipe 70 and one end of the second oil pipe 80 are respectively in butt joint with the first jack 52 and the second jack 62, then the other end of the first oil pipe 70 and the other end of the second oil pipe 80 are connected with the hydraulic pump 90 through the three-way valve 91, then the first rope body 51 is fixed on the first rib plate 57 through the first anchor 58, the second rope body 61 is fixed on the second rib plate through the second anchor, the left bolt 13 and the right bolt 23 are unscrewed, the hydraulic pump 90 is used for pressing oil to the first jack 52 and the second jack 62, the cross beam 40 is enabled to move upwards to the left bolt 13 and the right bolt 23, oil pressure is kept, the left bolt 13 and the right bolt 23 are removed, then the oil pressure is continuously increased, the pistons of the first jack 52 and the second jack 62 are lifted upwards, the first guide block 55 and the second guide block 65 are driven to lift, one side of the first rope body 51 is connected with the first rib plate 57 which is not movable, the other side of the first rope body 51 is connected with the second rib plate 57, the position of the first jack 40 which is connected with the second jack 40 which is not movable, the position of the first rib plate 40 and the second jack 62 which is not movable, the first jack 40 is required to be adjusted, the position of the first jack 40 and the second jack 40 is adjusted, the position of the first jack is required to be adjusted, and the position of the second jack 40 is adjusted, and the position of the first jack is required to be moved to be the side of the cross beam 40 is adjusted, and the position is required to be moved.
The product form of the present invention is not limited to the embodiments described herein, and any suitable variations or modifications of the similar concept should be regarded as not departing from the scope of the invention.
Claims (7)
1. The utility model provides a door-type reaction frame of adjustable loading height, the on-line screen storage device comprises a base, the left stand of setting on the base, the right stand of setting on the base, the crossbeam of setting between left stand and right stand and be used for adjusting crossbeam height's adjustment mechanism, be equipped with a plurality of left bolt holes on the left stand, a plurality of left bolt holes are laid along the direction of height of left stand, be equipped with a plurality of right bolt holes on the right stand, a plurality of right bolt holes are laid along the direction of height of right stand, the both ends of crossbeam are installed on left stand and right stand through left bolt and right bolt respectively, its characterized in that: the adjusting mechanism comprises a first adjusting mechanism, a second adjusting mechanism, a three-way valve and a hydraulic pump, wherein the first adjusting mechanism comprises a first jack arranged at the top of the left upright, a first guide block arranged at the movable end of the first jack and a first rope body wound on the first guide block, one end of the first rope body is connected with one end of the cross beam, the other end of the first rope body is connected with the left upright, the second adjusting mechanism comprises a second jack arranged at the top of the right upright, a second guide block arranged at the movable end of the second jack and a second rope body wound on the second guide block, one end of the second rope body is connected with one end of the cross beam, the other end of the second rope body is connected with the right upright, the first jack is connected with a first opening of the three-way valve through a first oil pipe, the second jack is connected with a second opening of the three-way valve through a second oil pipe, and a third opening of the three-way valve is connected with a conveying end of the hydraulic pump through a third oil pipe;
the left upright post is used as an inner side near one side of the cross beam, the opposite side is used as an outer side, the left upright post further comprises a first rib plate fixed on the outer side of the left upright post, and the first rope body is fixed on the first rib plate through a first anchorage device;
the right upright post is used as an inner side near one side of the cross beam, the opposite side is used as an outer side, the right upright post further comprises a second rib plate fixed on the outer side of the right upright post, and the second rope body is fixed on the second rib plate through a second anchorage device;
the first guide block and the second guide block are semi-cylindrical steel blocks, and rope grooves for guiding the ropes are formed in the semi-cylindrical steel blocks.
2. A portal reaction frame with adjustable loading height as claimed in claim 1, wherein: the cross sections of the left upright post and the right upright post are H-shaped, and the left upright post and the right upright post comprise webs and wing plates which form two sides of the webs.
3. A portal reaction frame with adjustable loading height as claimed in claim 2, wherein: the top of left stand is equipped with first sealing plate, first jack is fixed on first sealing plate, the top of right stand is equipped with the second sealing plate, the second jack is fixed on the second sealing plate.
4. A portal reaction frame with adjustable loading height as claimed in claim 1, wherein: the crossbeam includes upper wing plate, lower wing plate and sets up the connecting plate between upper wing plate and lower wing plate, upper wing plate and lower wing plate parallel arrangement still are equipped with a plurality of reinforcement rib plates between upper wing plate and lower wing plate.
5. A portal reaction frame with adjustable loading height as claimed in claim 4, wherein: the upper wing plate is provided with a first steel plate and a second steel plate which are shaped like a Chinese character 'ji' corresponding to the left upright post and the right upright post respectively, the first rope body is fixed on the first steel plate which is shaped like a Chinese character 'ji' through a third anchor, and the second rope body is fixed on the second steel plate which is shaped like a Chinese character 'ji' through a fourth anchor.
6. A portal reaction frame with adjustable loading height as claimed in claim 3, wherein: the first sealing plate is provided with a first bottom plate, the first jack is fixed on the first bottom plate, the first bottom plate is also provided with a first sleeve sleeved outside the first jack, and the first sleeve is provided with a first notch for the first oil pipe to penetrate out.
7. A portal reaction frame with adjustable loading height as claimed in claim 6, wherein: the second sealing plate is provided with a second bottom plate, the second jack is fixed on the second bottom plate, the second bottom plate is also provided with a second sleeve sleeved outside the second jack, and the second sleeve is provided with a second notch for the second oil pipe to penetrate out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473722.3A CN109534214B (en) | 2018-12-04 | 2018-12-04 | Gate-type reaction frame with adjustable loading height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473722.3A CN109534214B (en) | 2018-12-04 | 2018-12-04 | Gate-type reaction frame with adjustable loading height |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109534214A CN109534214A (en) | 2019-03-29 |
| CN109534214B true CN109534214B (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811473722.3A Active CN109534214B (en) | 2018-12-04 | 2018-12-04 | Gate-type reaction frame with adjustable loading height |
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| CN (1) | CN109534214B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884986A (en) * | 2019-11-30 | 2020-03-17 | 吉林建筑科技学院 | Novel electric control safety door device between building headframe layers |
| CN112129558B (en) * | 2020-09-23 | 2022-02-11 | 中车长春轨道客车股份有限公司 | Test bench counter-force crossbeam enclasping lifting device |
| CN112129556B (en) * | 2020-09-23 | 2022-02-11 | 中车长春轨道客车股份有限公司 | Device for holding and lifting test bed counter-force beam |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010150035A (en) * | 2008-12-26 | 2010-07-08 | Taihei Dengyo Kaisha Ltd | Heavy load lifting device |
| CN203903901U (en) * | 2014-06-16 | 2014-10-29 | 苏州经贸职业技术学院 | Height changing portable elevator |
| CN204607496U (en) * | 2015-01-28 | 2015-09-02 | 中国汽车技术研究中心 | A kind of reaction rack equipment |
| CN105004599A (en) * | 2015-02-14 | 2015-10-28 | 华侨大学 | Pull rod type planar counter-force device |
| CN105803950A (en) * | 2016-05-23 | 2016-07-27 | 中交第公路工程局有限公司 | Reaction frame for stretching pre-stress anchor rope of steel wire rope |
| JP2017065890A (en) * | 2015-09-30 | 2017-04-06 | 村田機械株式会社 | Lifting device |
| CN207192681U (en) * | 2017-07-22 | 2018-04-06 | 广州汉威装饰工程有限公司 | A kind of adjustable erecting device of decoration element |
| CN207844999U (en) * | 2017-10-15 | 2018-09-11 | 河北能源职业技术学院 | Fully-mechanized mining working whole group hydraulic support boom hoisting |
| CN209890160U (en) * | 2018-12-04 | 2020-01-03 | 华侨大学 | Door type reaction frame capable of adjusting loading height |
-
2018
- 2018-12-04 CN CN201811473722.3A patent/CN109534214B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010150035A (en) * | 2008-12-26 | 2010-07-08 | Taihei Dengyo Kaisha Ltd | Heavy load lifting device |
| CN203903901U (en) * | 2014-06-16 | 2014-10-29 | 苏州经贸职业技术学院 | Height changing portable elevator |
| CN204607496U (en) * | 2015-01-28 | 2015-09-02 | 中国汽车技术研究中心 | A kind of reaction rack equipment |
| CN105004599A (en) * | 2015-02-14 | 2015-10-28 | 华侨大学 | Pull rod type planar counter-force device |
| JP2017065890A (en) * | 2015-09-30 | 2017-04-06 | 村田機械株式会社 | Lifting device |
| CN105803950A (en) * | 2016-05-23 | 2016-07-27 | 中交第公路工程局有限公司 | Reaction frame for stretching pre-stress anchor rope of steel wire rope |
| CN207192681U (en) * | 2017-07-22 | 2018-04-06 | 广州汉威装饰工程有限公司 | A kind of adjustable erecting device of decoration element |
| CN207844999U (en) * | 2017-10-15 | 2018-09-11 | 河北能源职业技术学院 | Fully-mechanized mining working whole group hydraulic support boom hoisting |
| CN209890160U (en) * | 2018-12-04 | 2020-01-03 | 华侨大学 | Door type reaction frame capable of adjusting loading height |
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| CN109534214A (en) | 2019-03-29 |
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