CN113942965B - Building engineering is with building materials strorage device of being convenient for - Google Patents
Building engineering is with building materials strorage device of being convenient for Download PDFInfo
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- CN113942965B CN113942965B CN202111187051.6A CN202111187051A CN113942965B CN 113942965 B CN113942965 B CN 113942965B CN 202111187051 A CN202111187051 A CN 202111187051A CN 113942965 B CN113942965 B CN 113942965B
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- 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
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/042—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations actuated by lazy-tongs mechanisms or articulated levers
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- 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
- B66F13/00—Common constructional features or accessories
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- Life Sciences & Earth Sciences (AREA)
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a building material storage device, in particular to a convenient building material storage device for building engineering. The technical problems of the invention are as follows: the building material storage device for the building engineering is convenient for storing building materials. The technical implementation scheme of the invention is as follows: the utility model provides a building materials strorage device of being convenient for building engineering, including first mounting panel, first rotary rod, first pivot, the second rotary rod, the second mounting panel, adjustment mechanism and moving mechanism, first mounting panel one side is equipped with first rotary rod, the rotary type is equipped with first pivot in the first rotary rod, first pivot one side rotary type is equipped with the second rotary rod, be equipped with the second mounting panel on the second rotary rod, be equipped with adjustment mechanism between first mounting panel and the second mounting panel, the last moving mechanism that is equipped with of adjustment mechanism. The building material storage device is convenient to push to move through the arranged moving mechanism; the storage of the painting tool can be facilitated through the arranged storage mechanism.
Description
Technical Field
The invention relates to a building material storage device, in particular to a convenient building material storage device for building engineering.
Background
When carrying out the whitewash during operation of wall, often can use the material to place the support, the support is placed to current material is the desk form usually, when the material is placed on the support, the table does not have breast board all around, thereby when the construction, if touch the material carelessly and make the material break away from the support and fall to the ground easily, thereby cause the waste of material, and the frame of placing of construction supplies is not placed to current support, the staff must hand-carry construction apparatus before carrying out the construction at every turn, it is comparatively troublesome.
Therefore, a convenient building material storage device for building engineering, which is convenient for storing building materials, needs to be designed.
Disclosure of Invention
In order to overcome the defects that the existing support is not provided with a placing frame for placing construction articles, and workers need to carry construction tools before construction each time, which is troublesome, the invention has the technical problems that: the building material storage device for the building engineering is convenient for storing building materials.
The technical implementation scheme of the invention is as follows: the utility model provides a building materials strorage device of being convenient for building engineering, including first mounting panel, first rotary rod, first pivot, the second rotary rod, the second mounting panel, adjustment mechanism and moving mechanism, first mounting panel one side is equipped with first rotary rod, the rotary type is equipped with first pivot in the first rotary rod, first pivot one side rotary type is equipped with the second rotary rod, be equipped with the second mounting panel on the second rotary rod, be equipped with adjustment mechanism between first mounting panel and the second mounting panel, the last moving mechanism that is equipped with of adjustment mechanism.
Optionally, adjustment mechanism is including rotation point, first regulation pole, second pivot and second regulation pole, and first mounting panel is equipped with the rotation point with the equal symmetry in second mounting panel bottom, and the equal rotary type in one side rotation point bottom is equipped with first regulation pole, and the equal rotary type in one side rotation point bottom is equipped with the second and adjusts the pole, and the second of both sides is adjusted the pole and is adjusted equal rotary type between the pole middle part and be connected with the second pivot with first regulation pole.
Optionally, moving mechanism is including connecting rod, mount pad, runner, connecting plate and brake block, and the second is adjusted the pole and all is equipped with the connecting rod bottom the first regulation pole, and the connecting rod bottom all is equipped with the mount pad, and the equal rotary type in mount pad one side is equipped with the runner, and mount pad one side all is equipped with the connecting plate, and equal screw thread formula is equipped with the screw rod on the connecting plate, and the equal rotary type in screw rod bottom is equipped with the brake block, brake block and runner cooperation.
Optionally, still including receiving mechanism, receiving mechanism is including briquetting down, the receiver, the lid, the gear, the guide rail, the slider, first spring, rack and wedge, first mounting panel one side is equipped with briquetting down, second mounting panel bottom is equipped with the receiver, receiver one side rotary type is equipped with the lid, the lid both sides all are equipped with the gear, the receiver both sides all are equipped with the guide rail, equal slidingtype is equipped with two sliders on the guide rail, all be connected with first spring between slider of one side and the adjacent guide rail, all be connected with the rack between the slider top of both sides, rack and adjacent gear engagement, rack one side all is equipped with the wedge, wedge and the cooperation of adjacent briquetting down.
Optionally, still including protection machanism, protection machanism is including the traveller, the slide bar, the protection piece, the ejector pin, the push rod, stopper and jube, second mounting panel top one side evenly is equipped with a plurality of travellers, it is equipped with the slide bar all to slide in the traveller, be connected with the protection piece between the slide bar top, second mounting panel top one side symmetry slidingtype is equipped with the ejector pin, the ejector pin top all is equipped with the stopper, the stopper top all is equipped with the push rod, push rod and protection piece cooperation, second mounting panel top evenly is equipped with three jube of group, every jube figure is 2.
Optionally, still including coupling mechanism, coupling mechanism is including first stabilizer bar, second stabilizer bar, ring cover and pulling force rope, and the second is adjusted and all is connected with first stabilizer bar between the pole upside and between first regulation pole one side, and the second is adjusted and all is connected with the second stabilizer bar between pole one side and between first regulation pole one side, and second stabilizer bar middle part all is equipped with the ring cover, is connected with the pulling force rope between the ring cover.
Optionally, the device further comprises a guide mechanism, the guide mechanism comprises a guide plate, second springs and positioning columns, the guide plate is symmetrically arranged in the first mounting plate in a sliding manner, the positioning columns are symmetrically arranged on one side of the bottom of the guide plate and are connected with the first mounting plate in a sliding manner, and a plurality of second springs are connected between the guide plate and the first mounting plate.
Optionally, the wheels are universal wheels.
The invention has the following advantages: the building material storage device is convenient to push to move through the arranged moving mechanism; the storage of the painting tool can be facilitated through the arranged storage mechanism; the protection mechanism can prevent workers from kicking the concrete bucket down to the second mounting plate when the workers carelessly kick the concrete bucket during construction, so that waste of raw materials can be avoided; the stability of this device can be multiplicable through the coupling mechanism who sets up.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the adjusting mechanism of the present invention.
Fig. 3 is a schematic perspective view of the moving mechanism of the present invention.
Fig. 4 is a schematic perspective view of the storage mechanism of the present invention.
Fig. 5 is a schematic perspective view of the protection mechanism of the present invention.
Fig. 6 is a schematic perspective view of the connection mechanism of the present invention.
Fig. 7 is a schematic perspective view of the guide mechanism of the present invention.
Fig. 8 is an exploded view of the guide mechanism of the present invention.
The meaning of the reference symbols in the figures: 1: first mounting plate, 2: first rotating lever, 3: first rotating shaft, 4: second rotating lever, 5: second mounting plate, 6: adjustment mechanism, 61: rotation point, 62: first adjusting lever, 63: second rotating shaft, 64: second adjusting rod, 7: moving mechanism, 71: connecting rod, 72: mount, 73: runner, 74: connecting plate, 75: brake pad, 8: storage mechanism, 81: briquetting, 82: storage box, 83: cover, 84: gear, 85: guide rail, 86: slider, 87: first spring, 88: rack, 89: wedge block, 9: protection mechanism, 91: strut, 92: slide bar, 93: protective sheet, 94: ejector pin, 95: push rod, 96: stopper, 97: partition, 11: connection mechanism, 111: first stabilizer bar, 112: second stabilizer bar, 113: loop, 114: tensile cord, 12: guide mechanism, 121: guide plate, 122: second spring, 123: and a positioning column.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
The utility model provides a building materials strorage device of being convenient for building engineering, as shown in fig. 1-3, including first mounting panel 1, first rotary rod 2, first pivot 3, second rotary rod 4, second mounting panel 5, adjustment mechanism 6 and moving mechanism 7, first mounting panel 1 left side rear portion is equipped with first rotary rod 2, first rotary rod 2 internal rotation formula is equipped with first pivot 3, 3 front side rotary of first pivot are equipped with second rotary rod 4, be equipped with second mounting panel 5 on the second rotary rod 4, be equipped with adjustment mechanism 6 between first mounting panel 1 and the second mounting panel 5, be equipped with moving mechanism 7 on the adjustment mechanism 6.
The adjusting mechanism 6 comprises a rotating point 61, a first adjusting rod 62, a second rotating shaft 63 and a second adjusting rod 64, the rotating point 61 is symmetrically arranged at the front and back of the bottoms of the first mounting plate 1 and the second mounting plate 5, the first adjusting rod 62 is rotatably arranged at the bottom of the right rotating point 61, the second adjusting rod 64 is rotatably arranged at the bottom of the left rotating point 61, and the second rotating shaft 63 is rotatably connected between the middle parts of the second adjusting rod 64 and the first adjusting rod 62 at the front and back sides.
Moving mechanism 7 is including connecting rod 71, mount pad 72, runner 73, connecting plate 74 and brake block 75, and second regulation pole 64 all is equipped with connecting rod 71 with first regulation pole 62 bottom, and connecting rod 71 bottom all is equipped with mount pad 72, and the equal rotary type of mount pad 72 downside is equipped with runner 73, and the mount pad 72 upper portion outside all is equipped with connecting plate 74, and equal threaded type is equipped with the screw rod on the connecting plate 74, and the equal rotary type in screw rod bottom is equipped with brake block 75, and brake block 75 cooperates with runner 73.
When the wall is coated with concrete and a material placing support is needed, the device can be used, a worker can pull the first adjusting rod 62 and the second adjusting rod 64 to rotate and be away from each other firstly, so that the first mounting plate 1 and the second mounting plate 5 can be driven to rotate by taking the first rotating shaft 3 as a central point, when the first mounting plate 1 and the second mounting plate 5 are in a straight state, the first adjusting rod 62 and the second adjusting rod 64 can be stopped to be pulled, then the first adjusting rod 62 and the second adjusting rod 64 can be pushed to move, the rotating wheel 73 can rotate at the moment, when the first mounting plate 1 and the second mounting plate 5 move beside a wall body, the first adjusting rod 62 and the second adjusting rod 64 can be stopped to be pushed, the screw rod is rotated, so that the brake pad 75 can move downwards to clamp the rotating wheel 73, at the rotating wheel 73 can not rotate at the moment, the worker can place a concrete barrel on the second mounting plate 5, simultaneously place a plastering tool on the first mounting plate 1, the plastering tool can be stood on the first mounting plate 1 and the second mounting plate 5, then, the plastering tool can be taken away from the rotating shaft 64, and the first mounting plate 75 and the second mounting plate can be taken away from each other conveniently.
Example 2
On the basis of embodiment 1, as shown in fig. 4 to 8, the storage device further includes a storage mechanism 8, the storage mechanism 8 includes a lower pressing block 81, a storage box 82, a cover 83, a gear 84, a guide rail 85, a sliding block 86, a first spring 87, a rack 88 and a wedge block 89, the lower pressing block 81 is arranged on the left side of the bottom of the first mounting plate 1 in the front-back direction, the storage box 82 is arranged on the bottom of the second mounting plate 5 in the left-side direction, the cover 83 is rotatably arranged on the left side of the storage box 82, the gear 84 is arranged on the front side and the rear side of the cover 83, the guide rail 85 is arranged on the front side and the rear side of the storage box 82 in the front-back direction, the two sliding blocks 86 are slidably arranged on the guide rail 85, the first spring 87 is connected between the right sliding block 86 and the adjacent guide rail 85, the rack 88 is connected between the tops of the sliding blocks 86 on the front side and the rear side, the rack 88 is engaged with the adjacent gear 84, the wedge block 89 is arranged on the right side of the rack 88, and the wedge block 89 is engaged with the adjacent lower pressing block 81.
When the first mounting plate 1 and the second mounting plate 5 are in a straight state, the lower pressing block 81 can drive the wedge block 89 to move leftwards, the wedge block 89 moves leftwards to drive the rack 88 to move leftwards, the rack 88 moves leftwards to drive the sliding block 86 to move leftwards, the first spring 87 is stretched, the rack 88 moves leftwards to drive the gear 84 to rotate, the gear 84 rotates to drive the cover 83 to rotate upwards to open, so that the storage box 82 is not blocked any more, a worker can take out the painting tool in the storage box 82 to perform painting work, the painting tool can be put back into the storage box 82 after painting is finished, when the first mounting plate 1 and the second mounting plate 5 rotate to reset, the wedge block 89 is separated from the lower pressing block 81, the sliding block 86, the rack 88 and the wedge block 89 move rightwards to reset under the action of the first spring 87, so that the gear 84 and the cover 83 rotate reversely to reset, and the storage box 82 is covered by the cover 83 at the moment, so that the painting tool can be stored conveniently.
Still including protection machanism 9, protection machanism 9 is including traveller 91, slide bar 92, protection piece 93, ejector pin 94, push rod 95, stopper 96 and jube 97, 5 top left sides of second mounting panel evenly are equipped with a plurality of travellers 91, equal slidingtype is equipped with slide bar 92 in the traveller 91, be connected with protection piece 93 between the slide bar 92 top, 5 top left sides front and back symmetry slidingtype of second mounting panel is equipped with ejector pin 94, ejector pin 94 top all is equipped with stopper 96, stopper 96 top all is equipped with push rod 95, push rod 95 and the cooperation of protection piece 93, 5 tops of second mounting panel evenly are equipped with three jube 97 of group, every jube 97 figure of group is 2 and set up around dividing.
Lid 83 rotates and upwards opens and drives ejector pin 94 rebound, ejector pin 94 rebound drives push rod 95 and stopper 96 rebound, push rod 95 rebound drives protection piece 93 and slide bar 92 rebound, place the concrete bucket between every group jube 97 this moment, also can place between jube 97 and the traveller 91 in the outside, traveller 91 this moment, slide bar 92, protection piece 93 and jube 97 mutually support can carry on spacingly to the concrete bucket, and then when preventing the construction, when the staff kicks the concrete bucket carelessly, kick the concrete bucket down second mounting panel 5, thereby can avoid causing the waste of raw and other materials.
The multifunctional adjusting rod is characterized by further comprising a connecting mechanism 11, wherein the connecting mechanism 11 comprises a first stabilizing rod 111, a second stabilizing rod 112, a ring sleeve 113 and a tension rope 114, the first stabilizing rod 111 is connected between the upper sides of the second adjusting rods 64 and between the upper sides of the first adjusting rods 62, the second stabilizing rod 112 is connected between the lower sides of the second adjusting rods 64 and between the lower sides of the first adjusting rods 62, the ring sleeve 113 is arranged in the middle of each second stabilizing rod 112, and the tension rope 114 is connected between the ring sleeves 113.
The second stabilizer bar 112, the first stabilizer bar 111, and the tension string 114 all increase the stability of the device during the painting operation, and prevent the distance between the first and second adjustment levers 62 and 64 from being changed during the construction.
Still including guiding mechanism 12, guiding mechanism 12 is including deflector 121, second spring 122 and reference column 123, and the longitudinal symmetry slidingtype is equipped with deflector 121 in the first mounting panel 1, and the longitudinal symmetry is equipped with reference column 123 all around deflector 121 bottom right side, and reference column 123 all is connected with first mounting panel 1 sliding type, all is connected with four second springs 122 between deflector 121 and the first mounting panel 1.
When a barrel filled with concrete needs to be added to the second mounting plate 5, another worker can place the concrete barrel on the guide plate 121, the guide plate 121 and the positioning column 123 can move downwards at the moment, the second spring 122 is compressed, the concrete barrel can move leftwards on the guide plate 121, so that the concrete barrel slides down to a position close to the sliding rod 92, the second spring 122 plays a role in buffering at the moment, and the sliding column 91 is prevented from being damaged due to the fact that the sliding speed of the concrete barrel is too fast.
The above description is only an example of the present invention and is not intended to limit the present invention. All equivalents which come within the spirit of the invention are therefore intended to be embraced therein. Details not described herein are well within the skill of those in the art.
Claims (5)
1. A device for storing building materials for constructional engineering is characterized by comprising a first mounting plate (1), a first rotary rod (2), a first rotary shaft (3), a second rotary rod (4), a second mounting plate (5), an adjusting mechanism (6) and a moving mechanism (7), wherein the first rotary rod (2) is arranged on one side of the first mounting plate (1), the first rotary shaft (3) is rotatably arranged in the first rotary rod (2), the second rotary rod (4) is rotatably arranged on one side of the first rotary shaft (3), the second mounting plate (5) is arranged on the second rotary rod (4), the adjusting mechanism (6) is arranged between the first mounting plate (1) and the second mounting plate (5), and the moving mechanism (7) is arranged on the adjusting mechanism (6);
the adjusting mechanism (6) comprises a rotating point (61), a first adjusting rod (62), a second rotating shaft (63) and a second adjusting rod (64), the bottoms of the first mounting plate (1) and the second mounting plate (5) are symmetrically provided with the rotating point (61), the bottom of the rotating point (61) on one side is rotatably provided with the first adjusting rod (62), the bottom of the rotating point (61) on one side is rotatably provided with the second adjusting rod (64), and the second rotating shaft (63) is rotatably connected between the second adjusting rods (64) on two sides and the middle part of the first adjusting rod (62);
the storage device is characterized by further comprising a storage mechanism (8), wherein the storage mechanism (8) comprises a lower pressing block (81), a storage box (82), a cover (83), a gear (84), a guide rail (85), sliding blocks (86), first springs (87), racks (88) and wedge blocks (89), the lower pressing block (81) is arranged on one side of a first mounting plate (1), the storage box (82) is arranged at the bottom of a second mounting plate (5), the cover (83) is rotatably arranged on one side of the storage box (82), the gears (84) are arranged on two sides of the cover (83), the guide rails (85) are arranged on two sides of the storage box (82), two sliding blocks (86) are arranged on the guide rails (85) in a sliding mode, the first springs (87) are connected between the sliding blocks (86) on one side and the adjacent guide rails (85), the racks (88) are connected between the tops of the sliding blocks (86) on the two sides, the racks (88) are meshed with the adjacent gears (84), the wedge blocks (89) are arranged on one side of the racks (88), and the wedge blocks (89) are matched with the adjacent lower pressing blocks (81);
still including protection machanism (9), protection machanism (9) are including traveller (91), slide bar (92), protection piece (93), ejector pin (94), push rod (95), stopper (96) and jube (97), second mounting panel (5) top one side evenly is equipped with a plurality of travellers (91), equal slidingtype is equipped with slide bar (92) in traveller (91), be connected with protection piece (93) between slide bar (92) top, second mounting panel (5) top one side symmetry slidingtype is equipped with ejector pin (94), ejector pin (94) top all is equipped with stopper (96), stopper (96) top all is equipped with push rod (95), push rod (95) and protection piece (93) cooperation, second mounting panel (5) top evenly is equipped with three groups of jube (97), every group of jube (97) figure is 2.
2. The device for storing the building materials convenient for the construction engineering as claimed in claim 1, wherein the moving mechanism (7) comprises a connecting rod (71), a mounting seat (72), a rotating wheel (73), a connecting plate (74) and a brake block (75), the connecting rod (71) is arranged at the bottom of the second adjusting rod (64) and the bottom of the first adjusting rod (62), the mounting seat (72) is arranged at the bottom of the connecting rod (71), the rotating wheel (73) is rotatably arranged at one side of the mounting seat (72), the connecting plate (74) is arranged at one side of the mounting seat (72), a screw rod is threadedly arranged on the connecting plate (74), the brake block (75) is rotatably arranged at the bottom of the screw rod, and the brake block (75) is matched with the rotating wheel (73).
3. A construction-work-facilitating storage device for building materials, according to claim 2, further comprising a connection mechanism (11), wherein the connection mechanism (11) comprises a first stabilizer bar (111), a second stabilizer bar (112), a ring sleeve (113) and a tension rope (114), the first stabilizer bar (111) is connected between the upper sides of the second adjustment bars (64) and between the sides of the first adjustment bars (62), the second stabilizer bar (112) is connected between the sides of the second adjustment bars (64) and between the sides of the first adjustment bars (62), the ring sleeve (113) is provided in the middle of each second stabilizer bar (112), and the tension rope (114) is connected between the ring sleeves (113).
4. The device for storing building materials for construction engineering as claimed in claim 3, further comprising a guide mechanism (12), wherein the guide mechanism (12) comprises a guide plate (121), second springs (122) and positioning posts (123), the guide plate (121) is symmetrically and slidably arranged in the first mounting plate (1), the positioning posts (123) are symmetrically arranged on one side of the bottom of the guide plate (121), the positioning posts (123) are slidably connected with the first mounting plate (1), and a plurality of second springs (122) are connected between the guide plate (121) and the first mounting plate (1).
5. A device for storing building materials for the building industry as claimed in claim 4, wherein the rotary wheel (73) is a universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111187051.6A CN113942965B (en) | 2021-10-12 | 2021-10-12 | Building engineering is with building materials strorage device of being convenient for |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111187051.6A CN113942965B (en) | 2021-10-12 | 2021-10-12 | Building engineering is with building materials strorage device of being convenient for |
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| Publication Number | Publication Date |
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| CN113942965A CN113942965A (en) | 2022-01-18 |
| CN113942965B true CN113942965B (en) | 2023-03-31 |
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| CN202111187051.6A Active CN113942965B (en) | 2021-10-12 | 2021-10-12 | Building engineering is with building materials strorage device of being convenient for |
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| CN210162977U (en) * | 2019-05-20 | 2020-03-20 | 泸州天府液压件有限公司 | Automatic falling-proof device for hydraulic elevator |
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| US6902148B1 (en) * | 2003-11-19 | 2005-06-07 | Chris Spencer | Safety jack |
| KR101632485B1 (en) * | 2014-06-12 | 2016-06-22 | 에이제이네트웍스 주식회사 | Lift for work |
| CN108046158A (en) * | 2017-12-12 | 2018-05-18 | 绍兴厚道自动化设备有限公司 | A kind of mechanical lifting gear convenient for folding |
| CN108622832A (en) * | 2018-07-06 | 2018-10-09 | 湖州吉弘机械有限公司 | A kind of holder for installing the mating casting welding tooling of fork truck |
| CN210138148U (en) * | 2019-03-26 | 2020-03-13 | 中山市明峰医疗器械有限公司 | Diagnostic bed based on variable-proportion scissor-type mechanism |
| KR102277051B1 (en) * | 2019-06-12 | 2021-07-13 | 백석이앤아이 주식회사 | Folding type lift for wheelchair |
| CN112158783B (en) * | 2020-10-13 | 2022-03-29 | 青岛索尔汽车有限公司 | Electric pick-up overhead working truck |
| CN112454547B (en) * | 2020-11-12 | 2022-04-08 | 华耐建设集团有限公司 | Plank fluting equipment for building |
| CN214131785U (en) * | 2020-12-24 | 2021-09-07 | 南京林业大学 | Test tube rack |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108163782A (en) * | 2018-02-05 | 2018-06-15 | 西北农林科技大学 | A kind of double-cylinder type orchard operation platform |
| CN210162977U (en) * | 2019-05-20 | 2020-03-20 | 泸州天府液压件有限公司 | Automatic falling-proof device for hydraulic elevator |
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| CN113942965A (en) | 2022-01-18 |
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