CN211846208U - Automatic turning device of frame group that permeates water of hexagonal in four sides - Google Patents
Automatic turning device of frame group that permeates water of hexagonal in four sides Download PDFInfo
- Publication number
- CN211846208U CN211846208U CN201921188724.8U CN201921188724U CN211846208U CN 211846208 U CN211846208 U CN 211846208U CN 201921188724 U CN201921188724 U CN 201921188724U CN 211846208 U CN211846208 U CN 211846208U
- Authority
- CN
- China
- Prior art keywords
- auxiliary
- permeable frame
- main
- frame
- motor
- 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.)
- Withdrawn - After Issue
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 239000012466 permeate Substances 0.000 title claims description 15
- 230000007306 turnover Effects 0.000 claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 5
- 230000009471 action Effects 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Revetment (AREA)
Abstract
The invention discloses an automatic turnover device for a four-side and six-side permeable frame set, which consists of a trolley frame, a main hoisting drum, an auxiliary hoisting drum, a main motor, an auxiliary motor, a main hoisting rotating shaft and an auxiliary rotating shaft; the trolley frame is provided with a universal wheel with a braking function; connecting 5-10 template systems which are orderly and alternately arranged in rows into a relatively fixed whole by using bolts through an upper support and a lower support, and pouring concrete to form a permeable frame group; each template system can slide up and down in a self-adaptive manner according to uneven ground, so that the bottom surface of the outer mold is always in contact with the ground, and the slurry leakage is avoided when concrete is poured. The main motor and the auxiliary motor are controlled to be matched to enable the water permeable frame set to overturn in the air, the outer die, the upper support and the lower support are lifted by the main motor after landing, and the water permeable frame realizes demoulding under the action of self weight. The turnover device can effectively improve the turnover efficiency of the permeable frame, ensure the forming quality and obviously reduce the labor intensity and potential safety hazard of workers.
Description
Technical Field
The invention relates to an automatic turnover device of a permeable frame, in particular to an automatic turnover device of a permeable frame group with four sides and six sides.
Background
The four-side hexagonal body permeable frame has the functions of energy dissipation and resistance reduction, so that the flow velocity of water flowing through the frame is reduced, silt is formed, and the aims of facing silt to beach building, river guiding, scouring reduction, slope foot stabilization and bank protection are fulfilled. The water permeable frame is usually prefabricated in a prefabricated field, then is transported to a throwing place by a ship, and is thrown in the air by a special lifting appliance. The manufacturing process of the prefabricated water permeable frame is as follows: assembling the outer mold and the inner mold into a template system and placing the template system in an inverted three-cone shape so as to improve the pouring quality and facilitate subsequent demolding; then adopting a distributing machine to pour concrete, and removing the inner mold after the concrete is solidified; and then the outer mold and the water permeable frame are turned over to be in a subsequent transportation and throwing state, and the outer mold is removed, namely the water permeable frame and the outer mold are turned over to be in an inverted three-cone state (pouring state) after pouring, the bottom surface of the water permeable frame faces upwards, the top of the water permeable frame faces upwards (demolding state), and the outer mold can be removed at the moment, so that the subsequent transportation and throwing are facilitated. During turning, the water permeable frame which is solidified but has low strength is ensured not to be freely grounded and damaged. At present, the manual work is usually carried out one by one to directly overturn, the labor intensity is very high, the overturning efficiency is very low, and potential safety hazards exist.
Disclosure of Invention
In order to solve the problems in the prior art in the turnover process of the four-surface six-side permeable frame, the invention provides an automatic turnover device of a four-surface six-side permeable frame group. The invention relates to a four-side and six-side permeable frame group turning device which is characterized by consisting of a trolley frame, a main hanging winding drum, an auxiliary winding drum, a main motor, an auxiliary motor, a main hanging rotating shaft and an auxiliary rotating shaft. The universal wheels with braking function are mounted at the bottoms of the four support rods in the trolley frame, the main motor and the auxiliary motor are connected and fixed above the trolley frame through bolts, one ends of the main hoisting rotating shaft and the auxiliary rotating shaft are respectively connected with the main motor and the auxiliary motor, and the other ends of the main hoisting rotating shaft and the auxiliary rotating shaft are fixed above the trolley frame through bearing seats. The main hoisting drum wound with a main hoisting rope is mounted on the main hoisting rotating shaft, the auxiliary hoisting drum wound with an auxiliary rope is mounted on the auxiliary rotating shaft, an electromagnet sucking disc is arranged at one end of the auxiliary rope, and the axial position of the main hoisting drum is aligned with the auxiliary hoisting drum. The water permeable frame group to be overturned consists of an upper support, a lower support and water permeable frames, wherein each water permeable frame is provided with an outer mold and is connected into a relatively fixed whole through the upper support and the lower support, the inner mold is demolded in advance, and the outer mold is removed after the water permeable frame group to be overturned.
The outer mold and the inner mold are assembled into a template system before concrete pouring, the template system is inverted three-cone, the template systems are orderly and alternately arranged into rows, and then 5-10 template systems which are orderly and alternately arranged into rows are connected into a relatively fixed whole through an upper support and a lower support by bolts. And then, adopting a material distributor to pour concrete, forming a permeable frame after the concrete is solidified, and removing the inner mold, thereby forming a permeable frame group to be turned over. At the moment, the outer mold and the water permeable frames are in a pouring state, namely, the bottom surface of each water permeable frame in the water permeable frame group faces upwards, the top surface of each water permeable frame in the water permeable frame group faces downwards, and the outer mold are placed together in an inverted three-cone shape.
The top of the upper bracket close to the top surface of the permeable frame is provided with a hook, a main lifting rope wound on a main lifting reel is hung on the hook, and an auxiliary rope wound on an auxiliary reel is sucked on the lower bracket after being electrified through an electromagnet sucking disc at the end part of the auxiliary rope; the motion states of the main hoisting rope and the auxiliary rope are respectively controlled by adjusting the main motor and the auxiliary motor so as to drive the water permeable frame group in the pouring state to ascend and overturn, and the main motor is adjusted and the water permeable frame group is descended to be close to the ground, so that the bottom surface of the water permeable frame faces downwards and the top surface of the water permeable frame faces upwards; the electromagnet sucker is powered off, so that the electromagnet sucker is automatically loosened from the lower support and the auxiliary rope is withdrawn through the auxiliary motor, and the water permeable frame is in a state of waiting for demoulding; the permeable frame is mutually separated from the outer die, the upper support and the lower support under the action of the dead weight of the permeable frame, the main motor is further rotated to enable the main hoisting rope to lift the outer die, the upper support and the lower support, and the permeable frame realizes demoulding.
5-10 pairs of U-shaped grooves are formed in the upper support and the lower support in the water permeable frame group, the outer mold can slide up and down in the U-shaped grooves in a self-adaptive mode according to uneven ground, and the bottom surface of the outer mold is always in contact with the ground, so that slurry leakage is avoided during subsequent concrete pouring.
Compared with the prior art, the invention has the following beneficial effects.
The pouring efficiency is effectively improved. The upper support and the lower support are adopted to combine 5-10 permeable frames into a permeable frame group, so that the permeable frame group can be poured in groups in the pouring process of concrete, the pouring efficiency is effectively improved, the pouring construction period is greatly shortened, and the construction time is saved.
The pouring device can be suitable for various different working environments, and pouring quality is effectively guaranteed. 5-10 frames that permeate water are combined into a frame group that permeates water by adopting an upper support and a lower support, and 5-10 pairs of U-shaped grooves are opened on the upper support and the lower support, so that the outer mold of the frame that permeates water in different construction environments can slide up and down in the U-shaped grooves in a self-adaptive manner according to uneven ground, the bottom surface of the outer mold is always in contact with the ground, and therefore slurry leakage is avoided when subsequent concrete pouring is guaranteed, and the pouring quality is guaranteed.
And the labor intensity is obviously reduced, and the forming quality of the permeable frame is effectively improved. The rotating shaft is driven to rotate by the motor, so that the rope pulls the permeable frame group to turn integrally, the whole turning process is carried out by a manual control machine, and compared with manual turning, the labor intensity of constructors is obviously reduced; when the permeable frame to be in a landing state is turned to a demoulding state, the permeable frame can slowly land by adjusting the rotating speed of the motor, so that the collision of the permeable frame group generated when the permeable frame falls to the ground is greatly reduced, and the forming quality of the permeable frame is effectively improved.
And fourthly, the overturning efficiency is greatly improved. Thereby rotate the pulling rope through the control motor and drive the frame group that permeates water and carry out whole upset, the quantity of the frame that permeates water of upset at every turn promptly is 5~10, compares in the manual work directly upset one by one, and upset efficiency improves greatly, has shortened the frame preparation cycle that permeates water, has improved the utilization efficiency in prefabricated field.
And fifthly, the outer mold is convenient to demould. When the permeable frame and the outer die are turned to a demoulding state, the upper support, the lower support and the outer die are pulled by the steel wire rope only by adjusting the motor, and the permeable frame is separated from the outer die under the action of self weight of the permeable frame to realize demoulding, so that the method is simple and convenient.
Sixthly, the structure is simple, the operation is convenient, the potential safety hazard is small, and the maintenance is convenient. This device adopts the automatic frame group that permeates water of overturning of motor, and operating personnel keeps away from the frame that permeates water, and easy operation is convenient, safe and reliable, the potential safety hazard that significantly reduces.
Drawings
Figure 1 is an isometric view of an inverting device.
Fig. 2 is an isometric view of a group of water permeable frames to be flipped.
Fig. 3 is a front view of the turning device.
Fig. 4 is a schematic view of the water permeable frame set in a side-tipping state.
Fig. 5 is a schematic view of the water-permeable frame group in a state to be landed.
Fig. 6 is a schematic view of the water-permeable frame group in a state to be demolded.
Fig. 7 is a schematic view of the outer mold and the water-permeable frame being detached from each other, i.e., demolded.
The labels in the above fig. 1 to 7 are: 1. the device comprises a trolley frame, 2, a support rod, 3, universal wheels, 4, a bearing seat, 5, a main hoisting rotating shaft, 6, a main hoisting drum, 7, an auxiliary rotating shaft, 8, an auxiliary hoisting drum, 9, a main hoisting rope, 10, an auxiliary rope, 11, a main motor, 12, an auxiliary motor, 13, a water permeable frame, 14, a lower support, 15, an outer mold, 16, an upper support, 17, a top surface, 18, a bottom surface, 19, a hook, 20, an electromagnet sucker, 21, a U-shaped groove, 22 and a water permeable frame group.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 7, an automatic turnover device for a four-side and six-side permeable frame set is characterized in that: the turnover device is composed of a trolley frame 1, a main hanging reel 6, an auxiliary reel 8, a main motor 11, an auxiliary motor 12, a main hanging rotating shaft 5 and an auxiliary rotating shaft 7. The bottom of each of four support rods 2 in the trolley frame 1 is provided with a universal wheel 3 with a braking function, the main motor 11 and the auxiliary motor 12 are connected and fixed above the trolley frame 1 through bolts, one end of each of the main hanging rotating shaft 5 and the auxiliary rotating shaft 7 is connected with the main motor 11 and the auxiliary motor 12 respectively, and the other end of each of the main hanging rotating shaft and the auxiliary rotating shaft is fixed above the trolley frame 1 through a bearing seat 4. A main hoisting reel 6 wound with a main hoisting rope 9 is mounted on the main hoisting rotating shaft 5, an auxiliary reel 8 wound with an auxiliary rope 10 is mounted on the auxiliary rotating shaft 7, an electromagnet suction cup 20 is arranged on the auxiliary rope 10, and the axial position of the main hoisting reel 6 is aligned with the auxiliary reel 8. The permeable frame group 22 to be overturned is composed of an upper support 16, a lower support 14 and permeable frames 13, wherein each permeable frame 13 is provided with an outer mold 15 and is connected into a relatively fixed whole through the upper support 16 and the lower support 14, the inner mold is demolded in advance, and the outer mold is demolded after being overturned.
The outer mold 15 and the inner mold are assembled into a template system before concrete pouring and form an inverted three-cone, a plurality of template systems are orderly and alternately arranged in rows, 5 template systems which are orderly and alternately arranged in rows are connected into a relatively fixed whole through an upper support 16 and a lower support 14 by bolts, then concrete is poured by a material distributor, a permeable frame is formed after the concrete is solidified, the inner mold is removed, and thus a permeable frame group 22 to be turned is formed. At this time, the outer mold 15 and the water-permeable frames 13 are in a pouring state, that is, the bottom surface 18 of each water-permeable frame 13 in the water-permeable frame group 22 faces upward, the top surface 17 faces downward, and the outer mold 15 and the outer mold are placed together in an inverted three-cone shape. The permeable frames are poured in groups, so that the pouring efficiency can be effectively improved, the pouring construction period is greatly shortened, and the construction time is saved.
The top of the upper bracket 16 close to the top surface 17 of the water permeable frame is provided with a hook 19, the main lifting rope 9 wound on the main lifting reel 6 is hung on the hook 19, and the auxiliary rope 10 wound on the auxiliary reel 8 is sucked on the lower bracket 14 after being electrified through an electromagnet suction cup 20 at the end part of the auxiliary rope. The motion states of the main hoisting ropes 9 and the auxiliary hoisting ropes 10 are respectively controlled by adjusting the main motor 11 and the auxiliary motor 12, so that the water permeable frame group 22 in the pouring state is driven to ascend and turn over in the air to a side turning state, namely, the bottom surface 18 of the water permeable frame 13 faces downwards, and the top surface 17 faces upwards. The water permeable frame assembly 22 is lowered close to the ground by rotating the motor 11, the electromagnet suction cups 20 are de-energized so that they are automatically released from the lower carriage 14, and the auxiliary ropes 10 are retracted by the auxiliary motor 12. Then the motor 11 is rotated to slowly put down until the outer molds of the water permeable frames are all contacted with the ground, and at the moment, the water permeable frame group 22 is in a state of waiting for demolding, namely the bottom surface 18 of the water permeable frame 13 faces downwards and the top surface 17 faces upwards, so that the collision and impact generated when the water permeable frame group lands on the ground can be greatly reduced, and the molding quality of the water permeable frames is effectively improved; the main motor 11 of upset makes main lifting rope 9 promote external mold 15, upper bracket 16 and lower carriage 14, the frame 13 that permeates water under its dead weight effect with external mold 15, upper bracket 16 and lower carriage 14 looks mutual separation, thereby realize the frame 13 drawing of patterns that permeates water, whole upset process is controlled the machinery by the manual work and is gone on, compare in artifical upset, the intensity of labour and the potential safety hazard of constructor are showing and are reduced, and the quantity of the frame that permeates water of upset at every turn is many, the turnover efficiency improves greatly, the frame preparation cycle that permeates water has been shortened, the utilization efficiency in prefabricated yard has been improved effectively.
The upper support 16 and the lower support 14 in the water permeable frame group 22 are respectively provided with 5 pairs of U-shaped grooves 21, and the outer mold 15 of the water permeable frame is connected with the upper support 16 and the lower support 14 into a relatively fixed whole, namely the outer mold 15 can slide up and down in the U-shaped grooves in a self-adaptive manner according to uneven ground, so that the bottom surface of the outer mold 15 is always in contact with the ground, thereby ensuring no slurry leakage during subsequent concrete pouring and further effectively ensuring the pouring quality of the water permeable frame.
The foregoing examples are set forth to illustrate the present invention more clearly and are not to be construed as limiting the scope of the invention, which is defined in the appended claims to which the invention pertains, as will be apparent to those skilled in the art, after reading the present invention.
Claims (4)
1. The utility model provides an automatic turning device of frame group permeates water on six sides in four sides which characterized in that: the turnover device consists of a trolley frame (1), a main hoisting drum (6), an auxiliary hoisting drum (8), a main motor (11), an auxiliary motor (12), a main hoisting rotating shaft (5) and an auxiliary rotating shaft (7); the bottoms of four support rods (2) in the trolley frame (1) are respectively provided with a universal wheel (3) with a braking function; the main motor (11) and the auxiliary motor (12) are connected and fixed above the trolley frame (1) through bolts, one end of the main hanging rotating shaft (5) and one end of the auxiliary rotating shaft (7) are respectively connected with the main motor (11) and the auxiliary motor (12), and the other end of the main hanging rotating shaft and the other end of the auxiliary rotating shaft are fixed above the trolley frame (1) through a bearing seat (4); a main hoisting drum (6) wound with a main hoisting rope (9) is arranged on the main hoisting rotating shaft (5), an auxiliary hoisting drum (8) wound with an auxiliary rope (10) is arranged on the auxiliary rotating shaft (7), an electromagnet sucker (20) is arranged at one end of the auxiliary rope (10), and the axial position of the main hoisting drum (6) is aligned with the auxiliary hoisting drum (8); the permeable frame group (22) to be overturned consists of an upper support (16), a lower support (14) and permeable frames (13), wherein each permeable frame (13) is provided with an outer mold (15) and connected into a relatively fixed whole through the upper support (16) and the lower support (14), the inner mold is demolded in advance, and the outer mold is removed after being overturned.
2. The automatic turnover device of a four-sided six-sided permeable frame set according to claim 1, characterized in that: the outer mold (15) and the inner mold are assembled into a template system before concrete pouring, the template system is inverted three-cone, a plurality of template systems are orderly arranged in rows in a staggered manner, and 5-10 template systems which are orderly arranged in rows in a staggered manner are connected into a relatively fixed whole through an upper support (16) and a lower support (14) by bolts; then, a distributing machine is adopted to pour concrete, after the concrete is solidified, a permeable frame (13) is formed, and the inner mold is removed, so that a permeable frame group (22) to be turned over is formed; at the moment, the outer mold (15) and the water permeable frames (13) are in a pouring state, namely, the bottom surface (18) of each water permeable frame (13) in the water permeable frame group (22) faces upwards, the top surface (17) faces downwards, and the outer mold (15) and the outer mold are placed together in an inverted three-cone shape.
3. The automatic turnover device of a four-sided six-sided permeable frame set according to claim 1, characterized in that: a hook (19) is arranged at the top of an upper bracket (16) close to the top surface (17) of the permeable frame, a main hoisting rope (9) wound on a main hoisting drum (6) is hung on the hook (19), and an auxiliary rope (10) wound on an auxiliary hoisting drum (8) is sucked on a lower bracket (14) after being electrified through an electromagnet sucker (20) at the end part of the auxiliary hoisting rope; the motion states of a main hoisting rope (9) and an auxiliary hoisting rope (10) are respectively controlled by adjusting a main motor (11) and an auxiliary motor (12) so as to drive a water permeable frame group (22) in a pouring state to ascend and overturn, and the main motor (11) is adjusted and the water permeable frame group is descended to be close to the ground, so that the bottom surface (18) of a water permeable frame (13) faces downwards and the top surface (17) faces upwards; the electromagnet sucker (20) is powered off so that the electromagnet sucker can be automatically loosened from the lower bracket (14) and the auxiliary rope (10) is withdrawn through the auxiliary motor (12), and the water permeable frame is in a state to be demoulded; the water permeable frame (13) is separated from the outer die (15), the upper support (16) and the lower support (14) under the action of the self weight of the water permeable frame, the main motor (11) is further rotated, so that the main hoisting rope (9) lifts the outer die (15), the upper support (16) and the lower support (14), and the water permeable frame (13) realizes demoulding.
4. The automatic turnover device of a four-sided six-sided permeable frame set according to claim 1, characterized in that: the concrete pouring device is characterized in that 5-10 pairs of U-shaped grooves (21) are formed in the upper support (16) and the lower support (14), the outer die (15), the upper support (16) and the lower support (14) are connected into a relatively fixed whole, namely the outer die (15) can slide up and down in the U-shaped grooves in a self-adaptive mode according to uneven ground, the bottom surface of the outer die (15) is always in contact with the ground, and therefore slurry leakage is avoided during subsequent concrete pouring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188724.8U CN211846208U (en) | 2019-07-25 | 2019-07-25 | Automatic turning device of frame group that permeates water of hexagonal in four sides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188724.8U CN211846208U (en) | 2019-07-25 | 2019-07-25 | Automatic turning device of frame group that permeates water of hexagonal in four sides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211846208U true CN211846208U (en) | 2020-11-03 |
Family
ID=73130715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921188724.8U Withdrawn - After Issue CN211846208U (en) | 2019-07-25 | 2019-07-25 | Automatic turning device of frame group that permeates water of hexagonal in four sides |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211846208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294305A (en) * | 2019-07-25 | 2019-10-01 | 长沙理工大学 | A kind of Triangular Taper Penetrating water-permeable frame group automatic turning device |
-
2019
- 2019-07-25 CN CN201921188724.8U patent/CN211846208U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294305A (en) * | 2019-07-25 | 2019-10-01 | 长沙理工大学 | A kind of Triangular Taper Penetrating water-permeable frame group automatic turning device |
| CN110294305B (en) * | 2019-07-25 | 2024-05-14 | 长沙理工大学 | Automatic turnover device for four-side hexagonal permeable frame group |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211846208U (en) | Automatic turning device of frame group that permeates water of hexagonal in four sides | |
| CN105082335B (en) | A kind of automatic traveling mechanism of three-dimensional curing kilns | |
| CN105159293B (en) | A kind of material transportation control system of three-dimensional curing kilns | |
| CN102416663B (en) | Micro-pressure ceramic forming machine | |
| CN109667416B (en) | Elevator shaft integral lifting operation platform and lifting method thereof | |
| CN110294305B (en) | Automatic turnover device for four-side hexagonal permeable frame group | |
| CN202367844U (en) | Micro-pressure ceramic molding machine | |
| CN113043447A (en) | Working method of suspension roller overturning vertical stripping pipe making equipment | |
| CN210366909U (en) | Orderly-arranged four-surface six-side permeable frame group turnover device | |
| CN112343223A (en) | Curtain wall mounting device | |
| CN217534278U (en) | Multifunctional artificial sand making device | |
| CN206795830U (en) | From dynamic pressure housing-case case 5-linked gripper equipment | |
| CN215160259U (en) | Safety type hoisting device for prefabricated building | |
| CN213141261U (en) | Kiln car overhauls machine of lifting | |
| CN110255461B (en) | Orderly-arranged four-side six-side permeable frame grouping overturning device | |
| CN210492245U (en) | Silkworm bed lifting structure for silkworm breeding | |
| CN208440166U (en) | A kind of flexible gantry frame structure for Multifunctional container carrying implement | |
| CN204152271U (en) | A kind of practical side-feeding type car parking device | |
| CN112917668A (en) | Suspension roller overturning vertical stripping pipe manufacturing equipment | |
| CN112323749A (en) | Ship lift cabin floater cleaning device and method | |
| CN220056110U (en) | Truss hoisting device | |
| CN211687958U (en) | Demoulding hoisting device for PC component production | |
| CN218204308U (en) | Dynamic compaction system capable of spraying mist to reduce dust | |
| CN212743390U (en) | Combined type supporting template for constructional engineering | |
| CN211498864U (en) | Sand quilt hanger frame for offshore wind power generation pile foundation construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20201103 Effective date of abandoning: 20240514 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20201103 Effective date of abandoning: 20240514 |