CN109760882B - High-efficient flood control emergency loading vehicle - Google Patents
High-efficient flood control emergency loading vehicle Download PDFInfo
- Publication number
- CN109760882B CN109760882B CN201910208304.XA CN201910208304A CN109760882B CN 109760882 B CN109760882 B CN 109760882B CN 201910208304 A CN201910208304 A CN 201910208304A CN 109760882 B CN109760882 B CN 109760882B
- Authority
- CN
- China
- Prior art keywords
- supporting
- rod
- disc
- shovel frame
- pressing
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Revetment (AREA)
Abstract
An efficient flood control emergency loading vehicle. The high-efficiency flood-control emergency loading vehicle is simple in structure, convenient to transport and capable of improving working efficiency. Comprises a vehicle body; a U-shaped shovel frame is arranged in front of the vehicle body, a U-shaped opening of the shovel frame is arranged forwards, a supporting plate is arranged in the shovel frame, and a row of arranging groups are arranged on the supporting plate and used for connecting sand bags; the arrangement group comprises arrangement holes uniformly distributed in the front-rear direction, a bag supporting mechanism is arranged in the arrangement holes, a pressing mechanism is arranged on the inner side of the rear end of the shovel frame and comprises a main connecting rod, the main connecting rod is hinged to the inner side of the rear end of the shovel frame, a plurality of pressing rods are arranged on the main connecting rod and correspond to the arrangement group one to one, and the pressing rods are used for pressing T-shaped rods. In operation, the shovel frame is placed in front of the vehicle body, and the vehicle body can move forwards and backwards, so that the shovel frame is convenient to carry.
Description
Technical Field
The invention relates to power supply engineering equipment, in particular to a high-efficiency flood control emergency loading vehicle.
Background
In daily life, under the normal working condition of inlets such as underground power distribution rooms, underground garages, subway station openings and the like, the inlets are in an open state, and when severe weather such as rainy days and flood season are met, the inlets are required to be closed, so that rainwater is prevented from entering important working environments such as the power distribution rooms, equipment is prevented from being damaged, and normal working is influenced; meanwhile, the door opening such as an underground garage is wider, the shutter is inconvenient to install, the operation is inconvenient, and the cost is increased.
Even in the case of installing the gate, the gate is easily damaged due to the rapid water force, and it is necessary to block by carrying the sandbag. At present, sand bags are often filled manually in the filling process, so that the labor intensity is high; and the carrying is inconvenient, and the working efficiency is low.
Disclosure of Invention
Aiming at the problems, the invention provides the high-efficiency flood control emergency loading vehicle which has the advantages of simple structure, convenience in transportation and improvement of working efficiency.
The technical scheme of the invention is as follows: comprises a vehicle body; the front of the car body is provided with a U-shaped shovel frame, the U-shaped opening of the shovel frame is arranged forwards, the outer side of the rear end of the shovel frame is provided with a pair of hinged supports, the pair of hinged supports are respectively connected with the car body through a pair of driving mechanisms, the driving mechanisms are symmetrically arranged at two ends of the car body, each driving mechanism comprises a mounting seat, a hydraulic cylinder and a supporting rod, the mounting seats are fixedly connected on the car body, the hydraulic cylinders and the supporting rods are arranged in parallel, the hydraulic cylinders are positioned above the supporting rods, the cylinder bodies of the hydraulic cylinders are fixedly connected with the mounting seats, the piston rods are hinged with the hinged supports,
one end of the supporting rod is fixedly connected with the mounting seat, and the other end of the supporting rod is hinged with the hinged seat;
a supporting plate is arranged in the shovel frame, and a row of arranging groups are arranged on the supporting plate and are used for connecting sand bags; the device comprises a placement group and a pressing rod, wherein the placement group comprises placement holes uniformly distributed in the front-back direction, a bag supporting mechanism is arranged in the placement holes, the bag supporting mechanism comprises a disc, a pressing rod, a pressure spring, four pull belts and four supporting hooks, the front end and the rear end of the disc are respectively provided with a supporting rod, the disc is connected to the center of the placement hole through the supporting rods, the center of the disc is provided with a perforation, the pressure rod comprises a T-shaped rod and a supporting disc, the horizontal section of the T-shaped rod is positioned above the disc, the vertical section of the T-shaped rod stretches into the perforation, the pressure spring is sleeved on the vertical section of the T-shaped rod, the supporting disc is arranged below the disc, the middle hole of the supporting disc is provided with internal threads, and the supporting disc is connected with the vertical section of the T-shaped rod through threads;
the four supporting hooks are respectively hinged to the periphery of the bottom of the supporting disc, the pull belts are in one-to-one correspondence with the supporting hooks, and the pull belts are connected between the supporting rods and the disc;
the sand bag comprises a bag body, convex edges are respectively arranged on the periphery of the bag body, hook holes are formed in the convex edges, and the supporting hooks are correspondingly connected with the hook holes one by one;
the inner side of the rear end of the shovel frame is provided with a pressing mechanism which comprises a main connecting rod which is hinged with the inner side of the rear end of the shovel frame,
the main connecting rod is provided with a plurality of pressing rods, the pressing rods are in one-to-one correspondence with the placement groups, and the pressing rods are used for pressing down the T-shaped rods.
The support plate is characterized in that the two ends of the support plate, which are located at the placement holes, are respectively provided with placement grooves, the bottoms of the placement grooves are provided with threaded holes I, the support rods are located in the placement grooves, threaded holes II are formed in the support rods, and the threaded holes I and the threaded holes II are correspondingly connected through bolts.
Still include winding mechanism, winding mechanism includes the motor, winds roller and wiring, the motor passes through the mounting panel to be connected at the front end of automobile body, the pivot of motor is connected around the roller, it connects on the mounting panel through the supporting seat to wind the roller, be equipped with the auxiliary rod between a pair of depression bar that lie in the centre on the main connecting rod, the auxiliary rod is connected to the one end of wiring, and the other end is connected around the roller.
Still include the balancing weight, the balancing weight is established in the front end of shovel frame, the balancing weight is located the below of backup pad, be equipped with the through-hole in the backup pad, be equipped with the stay cord in the through-hole, the depression bar is connected down to the one end of stay cord, and the balancing weight is connected to the other end.
The top edge of the bag body is provided with a zipper.
An auxiliary positioning block is arranged on the inner side of the hook head of the supporting hook.
In operation, a plurality of sand bags are connected in a placement group, namely hook holes on the periphery of the bag body are placed in supporting hooks, and then the bag body is supported by a pushing mechanism, so that the sand bags are fixed;
when the pressing mechanism acts, the main connecting rod drives the pressing rod to rotate downwards, so that the pressing rod is pressed downwards, the horizontal section of the T-shaped rod on the pressing rod presses the pressure spring, and the vertical section drives the supporting disc to extend downwards; the supporting hooks are hinged on the supporting disc, and the supporting disc is connected with the disc through the pull belt, so that the supporting disc drives the supporting hooks to rotate upwards to act when downwards until the hook heads of the supporting hooks contact the bottom surface of the supporting plate, and the sand bag can be reliably positioned.
The shovel frame is placed in front of the vehicle body, so that the vehicle body can move forwards, backwards and the like, the carrying is convenient, and the shovel frame is driven to rotate by the telescopic action of the hydraulic cylinder in the driving mechanism; the shovel frame moves downwards and is inserted into the sand pile to fill the sand bags, so that the sand pile is convenient and efficient; and then the shovel frame moves upwards, the main connecting rod rotates upwards, so that the lower pressure rod is driven to move, the pressure spring and the pull belt are reset, the bag body is closed, and the sand bag is manually taken down.
The invention has high filling efficiency and time saving.
Drawings
Figure 1 is a schematic view of the structure of the present invention,
figure 2 is a schematic view of the structure of the shovel frame and the push-down mechanism,
figure 3 is a schematic structural view of the bag opening mechanism,
figure 4 is a schematic diagram of the action of the bag opening mechanism,
figure 5 is a schematic view of the structure of the sandbag,
figure 6 is a top view of figure 5,
figure 7 is a schematic view of the structure of the pressing mechanism and the winding mechanism,
figure 8 is a schematic diagram of the action of the blade frame-one,
FIG. 9 is a second schematic diagram of the motion of the shovel frame;
in the figure, 1 is a vehicle body, 2 is a shovel frame, 3 is a hinged support,
4 is a driving mechanism, 41 is a mounting seat, 42 is a hydraulic cylinder, 43 is a supporting rod,
5 is a supporting plate, 50 is a placement groove, 6 is a sand bag, 61 is a bag body, 62 is a convex edge, 63 is a hook hole,
7 is a placement hole for placement of the lens,
8 is a bag supporting mechanism, 81 is a disc, 82 is a compression bar, 821 is a T-shaped bar, 822 is a supporting disc, 83 is a compression spring, 84 is a pull belt, 85 is a supporting hook, 850 is a hook head, 86 is a supporting rod,
91 is a main connecting rod, 92 is a pressing rod,
the automatic rope winding machine is characterized in that the automatic rope winding machine comprises a motor 10, a winding roller 11, a rope winding 12, a mounting plate 13, an auxiliary rod 14, a balancing weight 15, a pull rope 16, a zipper 17 and an auxiliary positioning block 18.
Detailed Description
The invention is shown in fig. 1-9 and comprises a vehicle body 1; the front of automobile body is equipped with U-shaped shovel frame 2, the U-shaped mouth of shovel frame sets up forward, the rear end outside of shovel frame is equipped with a pair of free bearing 3, and a pair of free bearing is connected the automobile body through a pair of actuating mechanism (free bearing and actuating mechanism one-to-one), and a pair of actuating mechanism symmetry is established at the both ends of automobile body, actuating mechanism 4 includes mount pad 41, pneumatic cylinder 42 and bracing piece 43, mount pad 41 fixed connection is on the automobile body, pneumatic cylinder 42 and bracing piece 43 parallel arrangement, the pneumatic cylinder is located the top of bracing piece, the cylinder body fixed connection mount pad of pneumatic cylinder, piston rod hinge connection free bearing, and the pneumatic cylinder is conventional pneumatic cylinder, like the pneumatic cylinder of model SHK.
One end of the supporting rod is fixedly connected with the mounting seat, and the other end of the supporting rod is hinged with the hinged seat;
a supporting plate 5 is arranged in the shovel frame, and a row of arranging groups are arranged on the supporting plate and are used for connecting sand bags 6; the arranging set comprises arranging holes 7 uniformly distributed along the front-back direction, a bag supporting mechanism 8 is arranged in the arranging holes, the bag supporting mechanism comprises a disc 81, a compression rod 82, a compression spring 83, four pull belts 84 and four supporting hooks 85, supporting rods 86 are respectively arranged at the front end and the rear end of the disc, the disc is connected to the center of the arranging holes through the supporting rods, a through hole is formed in the center of the disc, the compression rod comprises a T-shaped rod 821 and a supporting disc 822, the horizontal section of the T-shaped rod 821 is positioned above the disc, the vertical section of the T-shaped rod extends into the through hole, the compression spring is sleeved on the vertical section of the T-shaped rod, the supporting disc is arranged below the disc, the middle hole of the supporting disc is provided with internal threads, and the supporting disc is connected with the vertical section of the T-shaped rod through threads; ( In a specific application, the diameter of the horizontal section of the T-shaped rod is larger than the aperture of the perforation, and the diameter of the supporting disc is larger than the aperture of the perforation; under the normal state, the hook head of the supporting hook is positioned below, and when the supporting hook is lifted, the hook head is used for contacting the bottom surface of the supporting plate )
Four supporting hooks 85 are respectively hinged around the bottom of the supporting disc, the pull belts 84 are in one-to-one correspondence with the supporting hooks, and the pull belts are connected between the supporting rods and the disc;
the sand bag 6 comprises a bag body 61, convex edges 62 are respectively arranged on the periphery of the bag body, hook holes 63 are formed in the convex edges, and the supporting hooks are correspondingly connected with the hook holes one by one;
the inner side of the rear end of the shovel frame is provided with a pressing mechanism which comprises a main connecting rod 91 which is hinged with the inner side of the rear end of the shovel frame,
the main connecting rod is provided with a plurality of pressing rods 92, the pressing rods are in one-to-one correspondence with the placement groups, and the pressing rods are used for pressing down the T-shaped rods.
In operation, a plurality of sand bags are connected in a placement group, namely hook holes on the periphery of the bag body are placed in supporting hooks, and then the bag body is supported by a pushing mechanism, so that the sand bags are fixed;
when the pressing mechanism acts, the main connecting rod drives the pressing rod to rotate downwards, so that the pressing rod is pressed downwards, the horizontal section of the T-shaped rod on the pressing rod presses the pressure spring, and the vertical section drives the supporting disc to extend downwards; because the supporting hooks are hinged on the supporting disc, the supporting disc is connected with the disc through the drawstring, and the supporting disc drives the supporting hooks to rotate upwards to act when downwards until the hook heads 850 of the supporting hooks 85 contact the bottom surface of the supporting plate, so that the sand bags can be reliably positioned.
The shovel frame is placed in front of the vehicle body, so that the vehicle body can move forwards, backwards and the like, the carrying is convenient, and the shovel frame is driven to rotate by the telescopic action of the hydraulic cylinder in the driving mechanism; the shovel frame moves downwards and is inserted into the sand pile to fill the sand bags, so that the sand pile is convenient and efficient; and then the shovel frame moves upwards, the main connecting rod rotates upwards, so that the lower pressure rod is driven to move, the pressure spring and the pull belt are reset, the bag body is closed, and the sand bag is manually taken down.
The two ends of the supporting plate 5, which are positioned at the positioning holes, are respectively provided with a positioning groove 50, the bottoms of the positioning grooves are provided with a first threaded hole, the supporting rods are positioned in the positioning grooves, the supporting rods are provided with a second threaded hole, and the first threaded hole and the second threaded hole are correspondingly connected through bolts.
Through threaded connection, make things convenient for branch dismouting to connect, thereby, be convenient for prop bag mechanism dismouting, change.
Still include winding mechanism, winding mechanism includes motor 10, winding roller 11 and wiring 12, the motor passes through mounting panel 13 to be connected at the front end of automobile body, the pivot of motor is connected and is wound the roller, it passes through the supporting seat to be connected on the mounting panel to wind the roller, be equipped with auxiliary rod 14 on the main connecting rod between a pair of depression bar that is located the centre, auxiliary rod is connected to the one end of wiring, and the other end is connected and is wound the roller.
Through setting up winding mechanism, be convenient for through motor drive wiring, make things convenient for the rotatory action of main connecting rod, lift reliably, save the labour. The motor in the invention is a conventional motor and can be used commonly (such as a 220V small two-phase 0.75/1.1/1.5/2.2/3/4KW full-copper motor national standard motor and a single-phase 280W rope winding motor with the brand name of Shenax and the product number of 545774764445).
Still include balancing weight 15, the front end at the shovel frame is established to the balancing weight, the balancing weight is located the below of backup pad, be equipped with the through-hole in the backup pad, be equipped with the stay cord in the through-hole, the depression bar is connected to the one end of stay cord, and the balancing weight is connected to the other end.
Through setting up the balancing weight for the depression bar pushes down the action reliably, props the bag mechanism reliably and props up the sand bag, is convenient for adorn sand.
The top edge of the bag body is provided with a zipper 16.
Through setting up the zip fastener, be convenient for seal the sand bag, avoid sand to drop, convenient and reliable.
An auxiliary positioning block 17 is arranged on the inner side of the hook head of the supporting hook.
Through setting up the auxiliary positioning piece, the couple hole is located between gib head and the auxiliary positioning piece, plays reliable spacing effect, and the bag body of being convenient for props up, avoids sliding on the stay hook.
Claims (2)
1. The utility model provides a high-efficient flood control emergent loading car, its characterized in that includes the automobile body, the place ahead of automobile body is equipped with U-shaped shovel frame, the U-shaped mouth of shovel frame sets up forward, the rear end outside of shovel frame is equipped with a pair of free bearing, and a pair of free bearing is connected the automobile body through a pair of actuating mechanism respectively, and a pair of actuating mechanism symmetry is established at the both ends of automobile body, actuating mechanism includes mount pad, pneumatic cylinder and bracing piece, mount pad fixed connection is on the automobile body, pneumatic cylinder and bracing piece parallel arrangement, the pneumatic cylinder is located the top of bracing piece, the cylinder body fixed connection mount pad of pneumatic cylinder, piston rod hinge connection free bearing,
one end of the supporting rod is fixedly connected with the mounting seat, and the other end of the supporting rod is hinged with the hinged seat;
a supporting plate is arranged in the shovel frame, and a row of arranging groups are arranged on the supporting plate and are used for connecting sand bags; the device comprises a placement group and a pressing rod, wherein the placement group comprises placement holes uniformly distributed in the front-back direction, a bag supporting mechanism is arranged in the placement holes, the bag supporting mechanism comprises a disc, a pressing rod, a pressure spring, four pull belts and four supporting hooks, the front end and the rear end of the disc are respectively provided with a supporting rod, the disc is connected to the center of the placement hole through the supporting rods, the center of the disc is provided with a perforation, the pressure rod comprises a T-shaped rod and a supporting disc, the horizontal section of the T-shaped rod is positioned above the disc, the vertical section of the T-shaped rod stretches into the perforation, the pressure spring is sleeved on the vertical section of the T-shaped rod, the supporting disc is arranged below the disc, the middle hole of the supporting disc is provided with internal threads, and the supporting disc is connected with the vertical section of the T-shaped rod through threads;
the four supporting hooks are respectively hinged to the periphery of the bottom of the supporting disc, the pull belts are in one-to-one correspondence with the supporting hooks, and the pull belts are connected between the supporting rods and the disc;
the sand bag comprises a bag body, convex edges are respectively arranged on the periphery of the bag body, hook holes are formed in the convex edges, and the supporting hooks are correspondingly connected with the hook holes one by one;
the inner side of the rear end of the shovel frame is provided with a pressing mechanism which comprises a main connecting rod which is hinged with the inner side of the rear end of the shovel frame,
the main connecting rod is provided with a plurality of pressing rods which are in one-to-one correspondence with the placement groups and are used for pressing down the T-shaped rods; the two ends of the supporting plate, which are positioned at the positioning holes, are respectively provided with a positioning groove, the bottom of the positioning groove is provided with a first threaded hole, the supporting rod is positioned in the positioning groove, the supporting rod is provided with a second threaded hole, and the first threaded hole and the second threaded hole are correspondingly connected through bolts;
the winding mechanism comprises a motor, a winding roller and a rope, the motor is connected to the front end of the vehicle body through a mounting plate, a rotating shaft of the motor is connected with the winding roller, the winding roller is connected to the mounting plate through a supporting seat, an auxiliary rod is arranged between a pair of lower compression rods positioned in the middle on the main connecting rod, one end of the rope is connected with the auxiliary rod, and the other end of the rope is connected with the winding roller;
the novel shovel comprises a shovel frame, a supporting plate, a pull rope, a lower pressing rod, a balancing weight and a lifting rod, wherein the shovel frame is provided with a supporting plate, the supporting plate is provided with a through hole, the pull rope is arranged in the through hole, one end of the pull rope is connected with the lower pressing rod, and the other end of the pull rope is connected with the balancing weight;
an auxiliary positioning block is arranged on the inner side of the hook head of the supporting hook.
2. The efficient flood control emergency loading vehicle according to claim 1, wherein a zipper is arranged at the edge of the top opening of the bag body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910208304.XA CN109760882B (en) | 2019-03-19 | 2019-03-19 | High-efficient flood control emergency loading vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910208304.XA CN109760882B (en) | 2019-03-19 | 2019-03-19 | High-efficient flood control emergency loading vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109760882A CN109760882A (en) | 2019-05-17 |
| CN109760882B true CN109760882B (en) | 2023-06-23 |
Family
ID=66459529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910208304.XA Active CN109760882B (en) | 2019-03-19 | 2019-03-19 | High-efficient flood control emergency loading vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109760882B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005030111A (en) * | 2003-07-09 | 2005-02-03 | Sagagumi:Kk | Bucket device for hydraulic excavator |
| JP2005307639A (en) * | 2004-04-23 | 2005-11-04 | Hitachi Constr Mach Co Ltd | Scatter-preventive supply method and scatter-preventive supply cover for solidifying material |
| CN102472035A (en) * | 2009-07-09 | 2012-05-23 | 约瑟夫·哈特利 | Device and method for filling a plurality of sandbags at a time |
| CN103541882A (en) * | 2012-07-12 | 2014-01-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor assembly and compressor with same |
| CN105672382A (en) * | 2016-02-29 | 2016-06-15 | 张培明 | Earth cutting, moving and loading device |
| CN108064473A (en) * | 2016-11-11 | 2018-05-25 | 理查德·V·康德 | Sand bag shovel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6978812B2 (en) * | 2003-08-19 | 2005-12-27 | Joe Summerville | Mobile bag filling system |
-
2019
- 2019-03-19 CN CN201910208304.XA patent/CN109760882B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005030111A (en) * | 2003-07-09 | 2005-02-03 | Sagagumi:Kk | Bucket device for hydraulic excavator |
| JP2005307639A (en) * | 2004-04-23 | 2005-11-04 | Hitachi Constr Mach Co Ltd | Scatter-preventive supply method and scatter-preventive supply cover for solidifying material |
| CN102472035A (en) * | 2009-07-09 | 2012-05-23 | 约瑟夫·哈特利 | Device and method for filling a plurality of sandbags at a time |
| CN103541882A (en) * | 2012-07-12 | 2014-01-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor assembly and compressor with same |
| CN105672382A (en) * | 2016-02-29 | 2016-06-15 | 张培明 | Earth cutting, moving and loading device |
| CN108064473A (en) * | 2016-11-11 | 2018-05-25 | 理查德·V·康德 | Sand bag shovel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109760882A (en) | 2019-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112112564A (en) | Full-automatic drill boom for anchor rod drill carriage | |
| CN111003044B (en) | Solar panel mounting and positioning device and positioning method thereof | |
| CN112502669A (en) | Double-drum non-beam pumping unit and control method | |
| CN109760882B (en) | High-efficient flood control emergency loading vehicle | |
| CN209779549U (en) | Flood control sand bag filling device | |
| CN215793107U (en) | Mechanical type turns over board wing exhibition car from top to bottom | |
| CN214988078U (en) | Electromechanical transportation transmission in colliery | |
| CN113237769A (en) | Safe outburst-prevention type jack static load testing device | |
| CN208264091U (en) | Lid Truck tarpaulin mechanism | |
| CN215052745U (en) | Water conservancy water and electricity gate headstock gear | |
| CN216377315U (en) | Heavy lifting platform with stable and reliable bearing | |
| CN212982320U (en) | Radar hoist device | |
| CN216379703U (en) | Vehicle-mounted pile driver | |
| CN201942462U (en) | Winch pneumatic rope-correcting device | |
| CN206051141U (en) | A kind of upper cloth lowering or hoisting gear for layout machine | |
| CN2367593Y (en) | Fully-hydraulic automatic lifting machine | |
| CN211223101U (en) | Main battery mounting pneumatic device of electric tractor | |
| CN210310075U (en) | Special vehicle for carrying and positioning cloud rail | |
| CN220080132U (en) | Automatic wire rope tensioning mechanism for electric shovel | |
| CN218988630U (en) | Solar photovoltaic cell panel mounting device | |
| CN220843065U (en) | Tea packaging auxiliary feeding mechanism | |
| CN201738887U (en) | Long-stroke belt winding type beam pumping unit | |
| CN207311249U (en) | Mobile vehicle maintenance of equipment | |
| CN220013634U (en) | Foundation pile convenient for night recognition for geological exploration | |
| CN220465344U (en) | Automatic tarpaulin machine of high-rise vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |