CN113998631A - Electric automatization equipment fixing is with automatic control formula promotion stop device - Google Patents
Electric automatization equipment fixing is with automatic control formula promotion stop device Download PDFInfo
- Publication number
- CN113998631A CN113998631A CN202010734197.7A CN202010734197A CN113998631A CN 113998631 A CN113998631 A CN 113998631A CN 202010734197 A CN202010734197 A CN 202010734197A CN 113998631 A CN113998631 A CN 113998631A
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- Prior art keywords
- bevel gear
- lifting
- automatic control
- top plate
- box body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000000670 limiting effect Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 8
- 230000003028 elevating effect Effects 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Images
Classifications
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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
-
- 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
-
- 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
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
-
- 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
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
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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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
-
- 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
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a self-control lifting limiting device for mounting electric automation equipment, which comprises a box body, a top plate and a rotating shaft, wherein the box body is provided with a first lifting limiting device and a second lifting limiting device; two groups of lifting devices are arranged on the surface of the bottom plate in an aligned mode, and the lifting devices and the power device are in transmission through a worm gear and a worm; one end of the rotating shaft is provided with a hexagonal block, and the other end of the rotating shaft is fixedly connected with the auxiliary bevel gear; the auxiliary bevel gear is meshed with the bevel gear set and is rotatably connected with the box body through a bearing. According to the lifting device, the bidirectional screw penetrates through the two groups of lower sliding blocks and is rotatably connected with the base, so that the scissor rod can be always positioned in the middle position below the top plate in the stretching process, the stability of the top plate in the lifting process is ensured, and the hexagonal block is further arranged, so that when a motor fails, a special crank is inserted or a wrench is used for rotating the hexagonal block, power is provided for the lifting device instead of a driving device, and the top plate is lifted or lowered.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment installation, and particularly relates to an automatic control type lifting limiting device for electric automation equipment installation.
Background
At present along with the development of economy and the progress of science and technology, present factory has gradually developed towards intelligent automatic direction, and the various equipment scale in workshop is also more and more, thereby put into production in order to accomplish the installation and debugging as early as possible with these large-scale equipment, just need some appurtenance, the position of large-scale automation equipment installation is very high a bit, need realize the promotion of equipment with the help of some instruments, some present lifting means structure is fairly simple, the top lacks protector, can cause the hidden danger for staff's safety after the rising, and most lift setting is through motor drive, if the motor breaks down will make the device lose effect, delay production.
Based on the above, in present production process, demand to automation equipment is higher and higher, and at the in-process of installation, need with the help of some appurtenance, some current elevating gear have the top and lack the problem that the security of staff and motor damage can't guarantee that the device loses the function.
In view of the above, the present invention provides an automatic lifting and limiting device for mounting an electrical automation apparatus, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides an automatic control type lifting limiting device for electric automation equipment installation, which aims to solve the problems that the safety of staff cannot be guaranteed due to the lack of protective measures at the top end of the existing lifting device and the device loses functions due to the damage of a motor.
The purpose and the effect of the self-control lifting limiting device for the installation of the electric automation equipment are achieved by the following specific technical means: an automatic control type lifting limiting device for mounting electric automation equipment comprises a box body, a top plate and a rotating shaft; the front end of the box body is provided with a flip cover, the lower end of the box body is fixedly connected with the bottom plate, and the lower end of the bottom plate is provided with universal wheels; two groups of fence grooves are formed in the surface of the top plate in an aligned mode, and rotary fences are movably mounted on the inner walls of the fence grooves; two groups of lifting devices are arranged on the surface of the bottom plate in an aligned mode, and the lifting devices and the power device are in transmission through a worm gear and a worm; one end of the rotating shaft is provided with a hexagonal block, and the other end of the rotating shaft is fixedly connected with the auxiliary bevel gear; the auxiliary bevel gear is meshed with the bevel gear set and is rotatably connected with the box body through a bearing.
Furthermore, the power device comprises a motor, a bevel gear set and a transmission rod, wherein the motor is rotatably connected with a driving bevel gear in the bevel gear set through a transmission shaft, and a driven bevel gear is fixedly connected with the transmission rod.
Further, elevating gear includes base, track groove, two-way lead screw, lower slider, scissor rod and top shoe, two-way lead screw passes through turbine worm structure transmission with the transfer line and is connected, and scissor rod lower extreme rotates with two sets of lower sliders to be connected, and the lower slider rotates to be connected in the inside track groove of base, and two-way lead screw runs through two sets of lower sliders and rotates with the base to be connected, and scissor rod upper end rotates with two sets of top shoes to be connected, and two sets of top shoes slide to clamp inside the roof.
Furthermore, track grooves in the left and right directions are formed in the left and right sides of the front and rear inner walls of the base, and the track grooves in the left and right sides are discontinuous.
Furthermore, a groove is formed in the middle of the fence groove.
Furthermore, two round holes are symmetrically formed in the bottom end of the rotating fence, and positioning holes which are aligned with the round holes of the rotating fence are formed in four corners of the top plate.
Compared with the prior art, the invention has the following beneficial effects:
in the invention, the bidirectional screw rod penetrates through the two groups of lower sliding blocks and is rotationally connected with the base, so that the scissor rod can be always positioned at the middle position below the top plate in the stretching process, the stability of the top plate in the lifting process is ensured, one end of the rotating shaft is fixedly connected with the auxiliary bevel gear, and the other end of the rotating shaft is provided with the hexagonal block, so that when the motor fails, the turnover cover can be opened to expose the hexagonal block, a specific crank is inserted or a wrench is used for rotating the hexagonal block, a driving device is replaced to provide power for the lifting device, thereby realizing the lifting or descending of the top plate, ensuring that the device has higher practicability, meanwhile, the device is rotationally arranged in the fence groove through the rotating fence, and when the rotating fence is positioned in the fence groove, a fixing bolt passes through a positioning hole and a round hole to realize the fixation of the rotating fence, the roof surface is a plane this moment, can conveniently put the automation equipment the roof upper end, then lifts the eminence through elevating gear, in addition, if need with staff's lifting eminence to equipment assembly debugging, can follow the rotatory play of rail inslot portion with rotatory rail, then pass the locating hole with fixing bolt, fixing bolt and the laminating of rotatory rail lateral wall this moment have realized the fixed of pairing rotation rail, can play protection staff's effect.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of the power device and the lifting device of the invention.
Fig. 4 is an enlarged view of the structure of fig. 3B according to the present invention.
Fig. 5 is a schematic view of the raised configuration of the present invention.
Fig. 6 is a schematic view of the base structure of the present invention.
Fig. 7 is a schematic structural diagram of the internal device of the box body of the invention.
Fig. 8 is a schematic structural diagram of the lifting device of the present invention.
Fig. 9 is a schematic view of the top plate structure of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a box body; 101. a cover is turned; 2. a top plate; 201. rotating the fence; 202. a fence groove; 3. a base plate; 301. a universal wheel; 4. a power plant; 401. a motor; 402. a bevel gear set; 403. a transmission rod; 5. a lifting device; 501. a base; 5011. a track groove; 502. a bidirectional lead screw; 503. a lower slide block; 504. shearing a fork rod; 505. an upper slide block; 6. an auxiliary bevel gear; 601. a rotating shaft; 602. a bearing; 603. a hexagonal block.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a self-control lifting limiting device for mounting electric automation equipment, which comprises a box body 1, a top plate 2 and a rotating shaft 601, wherein the box body is provided with a plurality of lifting holes; the front end of the box body 1 is provided with a turnover cover 101, the lower end of the box body 1 is fixedly connected with a bottom plate 3, and the lower end of the bottom plate 3 is provided with universal wheels 301; two groups of fence grooves 202 are arranged on the surface of the top plate 2 in an aligned mode, and rotating fences 201 are movably mounted on the inner walls of the fence grooves 202; two groups of lifting devices 5 are arranged on the surface of the bottom plate 3 in an aligned mode, and the lifting devices 5 and the power device 4 are in transmission through a worm gear; one end of the rotating shaft 601 is provided with a hexagonal block 603, and the other end of the rotating shaft 601 is fixedly connected with the auxiliary bevel gear 6; the auxiliary bevel gear 6 is engaged with the bevel gear set 402, and the auxiliary bevel gear 6 is rotatably connected with the case 1 through a bearing 602.
The power device 4 includes a motor 401, a bevel gear set 402 and a transmission rod 403, the motor 401 is rotatably connected with a driving bevel gear in the bevel gear set 402 through a transmission shaft, a driven bevel gear is fixedly connected with the transmission rod 403, and the motor 401 can drive the bevel gear set 402 to rotate through rotation of the transmission shaft, so as to drive the transmission rod 403 to rotate.
The lifting device 5 comprises a base 501, a track groove 5011, a two-way lead screw 502, lower sliders 503, a scissor rod 504 and upper sliders 505, the two-way lead screw 502 is in transmission connection with a transmission rod 403 through a worm gear structure, the lower end of the scissor rod 504 is in rotary connection with the two groups of lower sliders 503, the lower sliders 503 are in rotary connection with the track groove 5011 in the base 501, the two-way lead screw 502 penetrates through the two groups of lower sliders 503 and is in rotary connection with the base 501, the upper end of the scissor rod 504 is in rotary connection with the two groups of upper sliders 505, the two groups of upper sliders 505 are slidably clamped in the top plate 2, the two groups of lower sliders 503 can simultaneously move inwards due to rotation of the two-way lead screw 502, the scissor rod 504 is stretched to drive the top plate 2 to move upwards, and lifting of the device is achieved.
Wherein, the middle position of the rail groove 202 is provided with a groove, and the design of the groove can facilitate the rotation of the rotating rail 201 out of the rail groove 202.
Wherein, two round holes have been seted up to rotatory rail 201 bottom symmetry, and roof 2 four corners seted up with rotatory rail 201 round hole locating hole that is just relative, when rotatory rail 201 is located rail groove 202 inside, fixing bolt passes the locating hole and realizes the fixed of rotatory rail 201 with the round hole, 2 surfaces on the roof are a plane this moment, can conveniently put automatic equipment 2 upper ends on the roof, then the eminence is arrived in the lifting, if need with staff's lifting eminence to equipment when debugging, can follow the inside rotatory play of rail groove 202 with rotatory rail 201, then pass the locating hole with fixing bolt, fixing bolt and the laminating of rotatory rail 201 lateral wall this moment, realized the fixed of rotatory rail 201, played the guard action to the staff.
The specific use mode and function of the embodiment are as follows:
in the invention, a motor 401 drives a bevel gear set 402 to rotate, so that a transmission rod 403 rotates, the transmission rod 403 is connected with a bidirectional lead screw 502 through a worm and gear mechanism, the bidirectional lead screw 502 penetrates through two groups of lower sliding blocks 503 and is connected with a base 501 in a rotating manner, the rotation of the bidirectional lead screw 502 can enable the lower sliding blocks 503 to move inwards at the same time, so that a top plate 2 is lifted, two groups of fence grooves 202 are symmetrically arranged on the surface of the top plate 2, when the rotating fence 201 is positioned in the fence grooves 202, fixing bolts penetrate through positioning holes and round holes to fix the rotating fence 201, at the moment, the surface of the top plate 2 is a plane, so that automatic equipment can be conveniently placed at the upper end of the top plate 2 and then lifted to a high position through a lifting device 5, if workers need to lift the high position to assemble and debug the equipment, the rotating fence 201 can be rotated out from the interior of the fence grooves 202, and then the fixing bolts penetrate through the positioning holes, fixing bolt and the laminating of rotatory rail 201 lateral wall this moment, realized the fixed of rotatory rail 201, played the guard action to the staff, if motor 401 breaks down when unable using, can open flip 101, expose hexagonal piece 603, can rotate hexagonal piece 603 through inserting specific crank or utilizing the spanner, then the rotation through hexagonal piece 603 drives the rotation of supplementary bevel gear 6, thereby the rotation that then drives transfer line 403 realizes the lifting of roof 2.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The utility model provides an electric automation equipment installation is with automatic control formula promotion stop device which characterized in that: comprises a box body (1), a top plate (2) and a rotating shaft (601); the front end of the box body (1) is provided with a turnover cover (101), the lower end of the box body (1) is fixedly connected with the bottom plate (3), and the lower end of the bottom plate (3) is provided with universal wheels (301); two groups of fence grooves (202) are formed in the surface of the top plate (2) in an aligned mode, and rotating fences (201) are movably mounted on the inner walls of the fence grooves (202); two groups of lifting devices (5) are arranged on the surface of the bottom plate (3) in an aligned mode, and the lifting devices (5) and the power device (4) are in transmission through a worm gear and a worm; one end of the rotating shaft (601) is provided with a hexagonal block (603), and the other end of the rotating shaft (601) is fixedly connected with the auxiliary bevel gear (6); the auxiliary bevel gear (6) is meshed with the bevel gear group (402), and the auxiliary bevel gear (6) is rotatably connected with the box body (1) through a bearing (602).
2. The automatic control type lifting and limiting device for mounting of the electrical automation equipment as claimed in claim 1, characterized in that: the power device (4) comprises a motor (401), a bevel gear set (402) and a transmission rod (403), wherein the motor (401) is rotatably connected with a driving bevel gear in the bevel gear set (402) through a transmission shaft, and a driven bevel gear is fixedly connected with the transmission rod (403).
3. The automatic control type lifting and limiting device for mounting of the electrical automation equipment as claimed in claim 1, characterized in that: elevating gear (5) include base (501), track groove (5011), two-way lead screw (502), lower slider (503), scissor pole (504) and top shoe (505), two-way lead screw (502) are connected through worm gear structure transmission with transfer line (403), scissor pole (504) lower extreme and two sets of lower slider (503) rotate to be connected, and slider (503) rotate to be connected in track groove (5011) inside base (501) down, two-way lead screw (502) run through two sets of lower slider (503) and rotate with base (501) to be connected, scissor pole (504) upper end rotates with two sets of top shoe (505) to be connected, and two sets of top shoe (505) slip clamps inside roof (2).
4. The automatic control type lifting and limiting device for mounting of the electrical automation equipment as claimed in claim 3, characterized in that: track groove (5011) of left and right sides direction is all seted up to the inner wall left and right sides around base (501), and is discontinuous between the track groove (5011) of the left and right sides.
5. The automatic control type lifting and limiting device for mounting of the electrical automation equipment as claimed in claim 1, characterized in that: a groove is formed in the middle of the fence groove (202).
6. The automatic control type lifting and limiting device for mounting of the electrical automation equipment as claimed in claim 1, characterized in that: two round holes are symmetrically formed in the bottom end of the rotating fence (201), and positioning holes which are aligned with the round holes of the rotating fence (201) are formed in four corners of the top plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010734197.7A CN113998631A (en) | 2020-07-27 | 2020-07-27 | Electric automatization equipment fixing is with automatic control formula promotion stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010734197.7A CN113998631A (en) | 2020-07-27 | 2020-07-27 | Electric automatization equipment fixing is with automatic control formula promotion stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113998631A true CN113998631A (en) | 2022-02-01 |
Family
ID=79920230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010734197.7A Pending CN113998631A (en) | 2020-07-27 | 2020-07-27 | Electric automatization equipment fixing is with automatic control formula promotion stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113998631A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115582833A (en) * | 2022-09-26 | 2023-01-10 | 华中科技大学 | Modularized bionic search and rescue robot facing narrow space |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211747A (en) * | 2010-04-08 | 2011-10-12 | 刘振安 | Multifunctional double-screw lifting platform |
| CN102211746A (en) * | 2010-04-08 | 2011-10-12 | 刘耀东 | Manual twin screw lifting platform |
| EP2960398A1 (en) * | 2014-06-27 | 2015-12-30 | Cougnaud, Yves | Construction provided with an anti-fall protection equipment and corresponding inactivation method |
| CN210193325U (en) * | 2019-05-27 | 2020-03-27 | 中煤第三建设集团机电安装工程有限责任公司 | Dedicated jacking equipment of electromechanical installation |
| CN210258488U (en) * | 2019-08-01 | 2020-04-07 | 青岛富尔森金属制品有限公司 | Foldable commodity circulation platform truck |
-
2020
- 2020-07-27 CN CN202010734197.7A patent/CN113998631A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211747A (en) * | 2010-04-08 | 2011-10-12 | 刘振安 | Multifunctional double-screw lifting platform |
| CN102211746A (en) * | 2010-04-08 | 2011-10-12 | 刘耀东 | Manual twin screw lifting platform |
| EP2960398A1 (en) * | 2014-06-27 | 2015-12-30 | Cougnaud, Yves | Construction provided with an anti-fall protection equipment and corresponding inactivation method |
| CN210193325U (en) * | 2019-05-27 | 2020-03-27 | 中煤第三建设集团机电安装工程有限责任公司 | Dedicated jacking equipment of electromechanical installation |
| CN210258488U (en) * | 2019-08-01 | 2020-04-07 | 青岛富尔森金属制品有限公司 | Foldable commodity circulation platform truck |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115582833A (en) * | 2022-09-26 | 2023-01-10 | 华中科技大学 | Modularized bionic search and rescue robot facing narrow space |
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Application publication date: 20220201 |