CN108425307B - Concrete curing means is used in road construction - Google Patents
Concrete curing means is used in road construction Download PDFInfo
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- CN108425307B CN108425307B CN201810387473.XA CN201810387473A CN108425307B CN 108425307 B CN108425307 B CN 108425307B CN 201810387473 A CN201810387473 A CN 201810387473A CN 108425307 B CN108425307 B CN 108425307B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/03—Arrangements for curing paving; Devices for applying curing means; Devices for laying prefabricated underlay, e.g. sheets, membranes; Protecting paving under construction or while curing, e.g. use of tents
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Abstract
The invention relates to the technical field of road construction, in particular to a concrete curing device for road construction. The invention aims to solve the technical problems that watering maintenance wastes time and labor, occupies a large amount of labor resources and greatly reduces the construction efficiency. In order to solve the technical problem, the invention provides a concrete curing device for road construction, which comprises two walking devices, wherein the tops of the two walking devices are fixedly connected with a bottom plate, two sides of the top of the bottom plate are fixedly connected with fixed plates, the tops of the side surfaces of the two fixed plates are respectively embedded with a first bearing, and the inner part of the first bearing is in interference connection with a threaded rod. According to the invention, an operator pulls the pulling device to rotate the film roller, so that the film is covered on the surface of the concrete, and water can be collected in the film after the film is covered, thereby avoiding the phenomenon that the concrete volatilizes water at the initial stage, preventing the water from losing and causing a self-maintenance environment.
Description
Technical Field
The invention relates to the technical field of road construction, in particular to a concrete curing device for road construction.
Background
In road construction, the development of the strength of road concrete depends on the hydration condition, and the temperature and the humidity are important factors influencing the hydration speed and the hydration degree of cement, so after the concrete is poured and formed, proper temperature and enough humidity must be kept within a certain time to fully hydrate the cement.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the invention provides a concrete curing device for road construction, which has the advantage of convenient curing of concrete, and solves the problems that watering curing is time-consuming and labor-consuming, occupies a large amount of labor resources, and greatly reduces the construction efficiency.
(II) technical scheme
In order to realize the technical problem, the invention provides the concrete curing device for road construction, which comprises two walking devices, wherein the tops of the two walking devices are fixedly connected with a bottom plate, the two sides of the top of the bottom plate are fixedly connected with fixed plates, the tops of the side surfaces of the two fixed plates are respectively embedded with a first bearing, the inner part of the first bearing is connected with a threaded rod in an interference manner, the outer surface of the threaded rod is sleeved with a fastening nut in a threaded manner, the outer surface of the threaded rod is in threaded sleeve connection with a fixing device positioned on one side of the fastening nut, a film roller is movably sleeved between the two fixing devices, the outer surface of the film roller is wound with a film, the side faces of the two fixing plates are movably connected with a pressing device through a fastening device, the bottom between the two fixing plates is fixedly connected with an adjusting device, and the back of the two fixing plates is fixedly connected with a pulling device.
Preferably, running gear is including two leading wheels, two the track has been cup jointed to the surface of leading wheel, the inner wall fixedly connected with branch of leading wheel, the one end fixedly connected with bearing frame of leading wheel is kept away from to branch, the inside interference of bearing frame is connected with the dead lever, two fixedly connected with stiffener between the dead lever, and the quantity of stiffener is two, the bottom fixed connection of bottom plate is at the top of dead lever and stiffener.
Preferably, fixing device is including the rolling disc, the external fixed surface of rolling disc has cup jointed and has rotated the cover, one side fixedly connected with connecting block of rolling disc, the quantity of connecting block is four, and four equidistant fixed connection of connecting block are in one side of rolling disc, the connecting block is inlayed with the inside middle part of rolling disc has the thread bush, the thread bush screw thread cup joints the surface at the threaded rod.
Preferably, fastener is including fixed block and fastening block, the side at the fixed plate is inlayed to the fixed block, threaded hole is seted up to one side of fixed block, one side fixedly connected with guide bar of fastening block, the one end of guide bar run through closing device and with the inner wall threaded connection of screw hole, the fastening block is kept away from one side fixedly connected with of guide bar and is twisted the piece.
Preferably, closing device is including the swinging arms, the surface at the guide bar is cup jointed in the swinging arms activity, one side fixedly connected with connecting rod of swinging arms bottom, the surface interference that the swinging arms one end was kept away from to the connecting rod is connected with the second bearing, the fixed surface of second bearing has cup jointed the pinch roller, the pinch roller is the rubber wheel, pinch roller and track are located same water flat line.
Preferably, the adjusting device comprises an adjusting rod which is fixedly connected between the two fixing plates, and the outer surface of the adjusting rod is movably sleeved with an adjusting wheel.
Preferably, the pulling device is including the installation piece, one side fixed connection of installation piece is at the back of fixed plate, one side fixedly connected with horizontal pole that the fixed plate was kept away from to the installation piece, the contained angle between horizontal pole and the installation piece is one hundred twenty degrees, two fixedly connected with pull rod between the horizontal pole.
(III) advantageous effects
Compared with the prior art, the invention provides a concrete curing device for road construction, which has the following beneficial effects:
1. this concrete curing means is used in road construction, setting through the film roller, the surface winding film of film roller, it is fixed to loosen one end with the film, operating personnel makes the film roller rotate through pulling device, cover the film on the surface of concrete, can receive water in the film after the tectorial membrane, avoided the concrete can volatilize moisture at the initial stage, prevent the loss of moisture, cause the environment of a self-maintenance, it wastes time and energy to have solved watering maintenance, occupy a large amount of labor resources, greatly reduced the problem of efficiency of construction.
2. This concrete curing means for road construction, through fixing device's setting, operating personnel can make the connecting block remove about the surface of threaded rod through rotatory rolling disc for the connecting block extrudees and loosens the film roller, has made things convenient for operating personnel to change the film roller.
3. This concrete curing means for road construction through the setting of rotating the cover, has made things convenient for operating personnel to rotate the rolling disc, and has increased the frictional force between hand and the rolling disc, can not skid when adjusting the rolling disc to the change and the installation of film roller have been made things convenient for.
4. This concrete curing means for road construction, through closing device's setting, the last pinch roller of closing device can make level the concrete, along with making level along with slowly covering the membrane, has avoided the production of membrane internal bubble, presses gently once on the membrane face with the pinch roller, drives out the membrane internal bubble, makes membrane and concrete surface closely bond, has avoided the loss of moisture in the concrete and has volatilized, has played the effect of maintenance.
5. This concrete curing means for road construction, through adjusting device's setting, the film on the film roller is followed the bottom process of regulating wheel, presses the film downwards, has made things convenient for operating personnel to carry out the tectorial membrane to the surface of concrete, and the convenience more of tectorial membrane.
6. This concrete curing means for road construction, through the setting of first bearing, when carrying out the tectorial membrane, fixes the one end of film, and the pull rod on the pulling device can be so that threaded rod, fixing device and film roller rotate, loosens the film, has made things convenient for the tectorial membrane.
7. This concrete curing means for road construction, through fastening nut's setting, rotates fastening nut to being close to fixing device one side, makes fastening nut extrude the side of the rolling disc on the fixing device, has played fixed effect to fixing device, when having avoided threaded rod, fixing device and film roller to rotate simultaneously, fixing device removes on the threaded rod for the problem that the film roller dropped further fixes the film roller.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a top view of the walking device of the present invention;
FIG. 4 is a side view of the structure of the fixing device of the present invention;
fig. 5 is a schematic structural view of the fastening device of the present invention.
In the figure: 1 walking device, 101 guide wheels, 102 crawler belts, 103 struts, 104 bearing seats, 105 fixing rods, 106 reinforcing rods, 2 bottom plates, 3 fixing plates, 4 first bearings, 5 threaded rods, 6 fixing devices, 601 rotating discs, 602 rotating sleeves, 603 connecting blocks, 604 threaded sleeves, 7 film rolls, 8 fastening devices, 801 fixing blocks, 802 threaded holes, 803 guide rods, 804 fastening blocks, 805 screwing blocks, 9 pressing devices, 901 swinging rods, 902 connecting rods, 903 second bearings, 904 pressing wheels, 10 adjusting devices, 1001 adjusting rods, 1002 adjusting wheels, 11 pulling devices, 1101 mounting blocks, 1102 cross rods, 1103 pull rods and 12 fastening nuts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a concrete curing device for road construction comprises two traveling devices 1, wherein the tops of the two traveling devices 1 are fixedly connected with a bottom plate 2, two sides of the top of the bottom plate 2 are fixedly connected with fixed plates 3, the tops of the side surfaces of the two fixed plates 3 are inlaid with first bearings 4, through the arrangement of the first bearings 4, one end of a film is fixed when the film is coated, a pull rod 1103 on a pulling device 11 is pulled to enable a threaded rod 5, a fixing device 6 and a film roller 7 to rotate to loosen the film, the film coating is facilitated, the interior of each first bearing 4 is in interference connection with a threaded rod 5, the outer surface of the threaded rod 5 is in threaded sleeve connection with a fastening nut 12, through the arrangement of the fastening nut 12, the fastening nut 12 is rotated to the side close to the fixing device 6, so that the fastening nut 12 extrudes the side surface of a rotating disc 601 on the fixing device 6, the fixing device 6 is fixed, the problem that the film roller 7 falls off is solved by the fact that the threaded rod 5 and the fixing device 6 and the film roller 7 rotate simultaneously, the fixing device 6 moves on the threaded rod 5, the fixing device 6 located on one side of the fastening nut 12 is sleeved on the outer surface of the threaded rod 5 in a threaded mode, the film roller 7 is movably sleeved between the two fixing devices 6, the film roller 7 is wound on the surface of the film roller 7 through the arrangement of the film roller 7, one end of the film roller is fixed by loosening the film, an operator can rotate the film roller 7 by pulling the pulling device 11 to cover the film on the surface of concrete, water can be collected into the film after the film covering, moisture is prevented from being volatilized at the initial stage, the moisture loss is prevented, a self-maintenance environment is caused, time and labor waste in water spraying and maintenance are avoided, and a large amount of labor resources are occupied, greatly reduced the problem of efficiency of construction, the surface winding of film roller 7 has the film, and the side of two fixed plates 3 all has closing device 9 through fastening device 8 swing joint, bottom fixedly connected with adjusting device 10 between two fixed plates 3, the back fixedly connected with pulling device 11 of two fixed plates 3.
The fixing device 6 comprises a rotating disc 601, a rotating sleeve 602 is sleeved on the outer surface of the rotating disc 601, through the arrangement of the rotating sleeve 602, the rotation of the rotating disc 601 by an operator is facilitated, the friction force between a hand and the rotating disc 601 is increased, the rotating disc 601 can be adjusted without slipping, so that the replacement and installation of the film roller 7 are facilitated, one side of the rotating disc 601 is fixedly connected with four connecting blocks 603, the four connecting blocks 603 are fixedly connected to one side of the rotating disc 601 at equal intervals, threaded sleeves 604 are embedded in the connecting blocks 603 and the middle part inside the rotating disc 601, the threaded sleeves 604 are in threaded sleeve connection with the outer surface of the threaded rod 5, through the arrangement of the fixing device 6, the operator can enable the connecting blocks 603 to move left and right on the outer surface of the threaded rod 5 through the rotation of the rotating disc 601, so that the connecting blocks 603 extrude and loosen the film roller 7, the film roll 7 is convenient for the operator to replace.
Fastener 8 is including fixed block 801 and fastening block 804, the side at fixed plate 3 is inlayed to fixed block 801, screw hole 802 is seted up to one side of fixed block 801, one side fixedly connected with guide bar 803 of fastening block 804, the one end of guide bar 803 run through closing device 9 and with the inner wall threaded connection of screw hole 802, the one side fixedly connected with who guide bar 803 is kept away from to fastening block 804 twists the piece 805, setting through closing device 9, pinch roller 904 on closing device 9 can make level the concrete, along with making level along with slowly covering the membrane, the production of intramembrane bubble has been avoided, press gently once on the membrane face with pinch roller 904, catch up out intramembrane bubble, make membrane and concrete surface closely bond, the loss and the volatilization of moisture in the concrete have been avoided, the effect of maintenance has been played.
The pressing device 9 comprises a swing rod 901, the swing rod 901 is movably sleeved on the outer surface of the guide rod 803, a connecting rod 902 is fixedly connected to one side of the bottom of the swing rod 901, a second bearing 903 is connected to the outer surface, away from one end of the swing rod 901, of the connecting rod 902 in an interference mode, a pressing wheel 904 is sleeved on the outer surface of the second bearing 903 in a fixed mode, the pressing wheel 904 is a rubber wheel, and the pressing wheel 904 and the crawler 102 are located on the same horizontal line.
Adjusting device 10 is including adjusting pole 1001, adjusts pole 1001 fixed connection between two fixed plates 3, and the surface activity of adjusting pole 1001 has cup jointed regulating wheel 1002, and through adjusting device 10's setting, film on the film roller 7 is followed the bottom process of regulating wheel 1002, presses the film downwards, has made things convenient for operating personnel to carry out the tectorial membrane to the surface of concrete, and the convenience more of tectorial membrane.
The pulling device 11 comprises an installation block 1101, one side of the installation block 1101 is fixedly connected to the back of the fixing plate 3, one side of the installation block 1101, which is far away from the fixing plate 3, is fixedly connected with a cross rod 1102, an included angle between the cross rod 1102 and the installation block 1101 is one hundred twenty degrees, and a pull rod 1103 is fixedly connected between the two cross rods 1102.
The working principle is as follows: after concrete pouring on a road is finished and leveling is carried out, a film roller 7 is placed between two threaded rods 5, a rotating disc 601 on a fixing device 6 is rotated inwards, a connecting block 603 on one side of the rotating disc 601 fixes the film roller 7, then a fastening nut 12 is rotated to extrude and fix the rotating disc 601, a film on the film roller 7 is pulled, one end of the film passes through the bottom of an adjusting wheel 1002 and the bottom of a pressing wheel 904 on an adjusting device 10, one end of the film is fixed on concrete, a swinging rod 901 is adjusted by rotating a twisting block 805, the pressing wheel 904 presses the film to enable the film to be tightly adhered to the surface of the concrete, an operator pulls a pull rod 1103 on a pulling device 11, the concrete curing device is moved by a crawler 102 on a walking device 1, and the threaded rods 5, the fixing device 6 and the film roller 7 are rotated, loosen the film on the film roller 7, carry out the tectorial membrane to the concrete on the road, receive the inside of moisture in the film, avoided the loss of moisture in the concrete, used up when the film on the film roller 7, rotatory fastening nut 12 and fixing device 6 make it move to the outside for film roller 7 and fixing device 6 separation, thereby change film roller 7.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
To sum up, this concrete curing means for road construction, through the setting of film roller 7, the surface winding film of film roller 7, it is fixed one end to loosen the film, operating personnel makes film roller 7 rotate through pulling device 11, cover the film on the surface of concrete, can receive water in the film after the tectorial membrane, avoided the concrete can volatilize moisture at the initial stage, prevent the loss of moisture, cause the environment of a self-maintenance, it wastes time and energy to have solved the watering maintenance, occupy a large amount of labor resources, greatly reduced the problem of efficiency of construction.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a concrete curing means for road construction, includes two running gear (1), its characterized in that: the top of the two walking devices (1) is fixedly connected with a bottom plate (2), the two sides of the top of the bottom plate (2) are fixedly connected with fixed plates (3), the top of the side surfaces of the two fixed plates (3) is inlaid with a first bearing (4), a threaded rod (5) is connected to the inside of the first bearing (4) in an interference manner, a fastening nut (12) is sleeved on the outer surface thread of the threaded rod (5), a fixing device (6) positioned on one side of the fastening nut (12) is sleeved on the outer surface thread of the threaded rod (5), a film roller (7) is movably sleeved between the two fixing devices (6), a film is wound on the outer surface of the film roller (7), the side surfaces of the two fixed plates (3) are both movably connected with a pressing device (9) through a fastening device (8), and the bottom between the two fixed plates (3) is fixedly connected with an adjusting device (, the back surfaces of the two fixing plates (3) are fixedly connected with pulling devices (11); the fixing device (6) comprises a rotating disc (601), a rotating sleeve (602) is fixedly sleeved on the outer surface of the rotating disc (601), one side of the rotating disc (601) is fixedly connected with connecting blocks (603), the number of the connecting blocks (603) is four, the four connecting blocks (603) are fixedly connected to one side of the rotating disc (601) at equal intervals, threaded sleeves (604) are embedded in the connecting blocks (603) and the middle part inside the rotating disc (601), and the threaded sleeves (604) are sleeved on the outer surface of the threaded rod (5) in a threaded manner; the fastening device (8) comprises a fixing block (801) and a fastening block (804), the fixing block (801) is embedded in the side face of the fixing plate (3), a threaded hole (802) is formed in one side of the fixing block (801), a guide rod (803) is fixedly connected to one side of the fastening block (804), one end of the guide rod (803) penetrates through the pressing device (9) and is in threaded connection with the inner wall of the threaded hole (802), and a screwing block (805) is fixedly connected to one side, far away from the guide rod (803), of the fastening block (804); the pressing device (9) comprises a swing rod (901), the swing rod (901) is movably sleeved on the outer surface of the guide rod (803), a connecting rod (902) is fixedly connected to one side of the bottom of the swing rod (901), a second bearing (903) is connected to the outer surface, away from one end of the swing rod (901), of the connecting rod (902) in an interference mode, a pressing wheel (904) is fixedly sleeved on the outer surface of the second bearing (903), the pressing wheel (904) is a rubber wheel, and the pressing wheel (904) and the crawler (102) are located on the same horizontal line.
2. The concrete curing device for road construction according to claim 1, characterized in that: running gear (1) including two leading wheels (101), two track (102) have been cup jointed to the surface of leading wheel (101), inner wall fixedly connected with branch (103) of leading wheel (101), one end fixedly connected with bearing frame (104) of leading wheel (101) are kept away from in branch (103), the inside interference of bearing frame (104) is connected with dead lever (105), two fixedly connected with stiffener (106) between dead lever (105), and the quantity of stiffener (106) is two, the bottom fixed connection of bottom plate (2) is at the top of dead lever (105) and stiffener (106).
3. The concrete curing device for road construction according to claim 1, characterized in that: the adjusting device (10) comprises an adjusting rod (1001), the adjusting rod (1001) is fixedly connected between the two fixing plates (3), and an adjusting wheel (1002) is movably sleeved on the outer surface of the adjusting rod (1001).
4. The concrete curing device for road construction according to claim 1, characterized in that: pulling device (11) is including installing piece (1101), one side fixed connection of installing piece (1101) is at the back of fixed plate (3), one side fixedly connected with horizontal pole (1102) of fixed plate (3) are kept away from to installing piece (1101), the contained angle between horizontal pole (1102) and installing piece (1101) is one hundred twenty degrees, two fixedly connected with pull rod (1103) between horizontal pole (1102).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387473.XA CN108425307B (en) | 2018-04-26 | 2018-04-26 | Concrete curing means is used in road construction |
| CN202010306281.9A CN111364335A (en) | 2018-04-26 | 2018-04-26 | Concrete curing device and method for road construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810387473.XA CN108425307B (en) | 2018-04-26 | 2018-04-26 | Concrete curing means is used in road construction |
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| CN202010306281.9A Division CN111364335A (en) | 2018-04-26 | 2018-04-26 | Concrete curing device and method for road construction |
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| CN108425307A CN108425307A (en) | 2018-08-21 |
| CN108425307B true CN108425307B (en) | 2020-06-12 |
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| CN202010306281.9A Pending CN111364335A (en) | 2018-04-26 | 2018-04-26 | Concrete curing device and method for road construction |
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| CN109183581B (en) * | 2018-10-23 | 2020-12-01 | 嘉兴管通机电科技有限公司 | Bridge floor is dustproof cloth equipment of laying down for road construction |
| CN109579730B (en) * | 2018-11-22 | 2020-10-09 | 广东博智林机器人有限公司 | High-precision steel structure quality detection device based on three-dimensional laser scanning |
| CN109537918B (en) * | 2018-12-10 | 2021-09-14 | 蔡恒民 | Automatic concrete flatting and footprint removing laminator |
| CN110344307A (en) * | 2019-07-17 | 2019-10-18 | 中交第四公路工程局有限公司 | A kind of highway surfaces concrete layer levelling means and flatening method |
| CN112976267A (en) * | 2019-12-17 | 2021-06-18 | 上海三航奔腾海洋工程有限公司 | Constant temperature and humidity concrete maintenance device |
| CN111648216A (en) * | 2020-05-15 | 2020-09-11 | 中铁十四局集团建筑工程有限公司 | Concrete waterproof equipment and construction process thereof |
| CN115095154B (en) * | 2022-06-21 | 2023-07-25 | 中建八局第一建设有限公司 | Concrete napping tectorial membrane device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3612131A1 (en) * | 1986-04-10 | 1987-10-15 | Huesker Synthetic Gmbh & Co | METHOD AND DEVICE FOR LAYING GRID FABRICS FOR REINFORCING BITUMEN-BED CEILINGS OF ROADS OR THE LIKE |
| GB2205814B (en) * | 1987-05-29 | 1991-06-26 | Richard Arthur Luxford | Sheet handling equipment |
| FR2718164B1 (en) * | 1994-03-30 | 1996-06-07 | Sacan Sarl | Self-propelled machine for installing a waterproofing coating on a slab. |
| JP4254647B2 (en) * | 2004-07-30 | 2009-04-15 | アオイテクノサービス株式会社 | Waterproof sheet on-site pasting machine |
| JP2008515688A (en) * | 2004-10-12 | 2008-05-15 | スリーエム イノベイティブ プロパティズ カンパニー | Film lamination vehicle and method |
| KR100485925B1 (en) * | 2004-11-02 | 2005-04-29 | 주식회사 천일건축엔지니어링 종합건축사사무소 | Apparatus for curing and covering apartment house slab-floor concrete |
| CN204356812U (en) * | 2014-12-23 | 2015-05-27 | 林清辉 | A kind of compressing structure of the automatic installation apparatus of waterproof roll of ground |
| CN204715180U (en) * | 2015-06-05 | 2015-10-21 | 哈尔滨职业技术学院 | Road construction special-purpose vehicle |
| CN205415973U (en) * | 2016-03-16 | 2016-08-03 | 河北建筑工程学院 | Concrete tectorial membrane maintenance ware |
| CN205857730U (en) * | 2016-06-21 | 2017-01-04 | 中建七局第一建筑有限公司 | Construction Air Filter laying apparatus |
| CN206090261U (en) * | 2016-09-23 | 2017-04-12 | 阿勒泰公路管理局北屯分局 | Old machine of spreading of glass fiber cloth |
| CN206127844U (en) * | 2016-10-26 | 2017-04-26 | 李旻 | Membrane device is spread to highway engineering |
| CN206859022U (en) * | 2017-06-07 | 2018-01-09 | 浙江嘉天环境建设有限公司 | Concrete road surface bedding equipment |
| CN206941355U (en) * | 2017-07-03 | 2018-01-30 | 中交隧道工程局有限公司 | A kind of highway bridge construction water conservation cloth spreading device |
| CN107724216B (en) * | 2017-10-17 | 2019-10-08 | 绍兴市梓昂新材料有限公司 | A kind of concrete road curing means |
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2018
- 2018-04-26 CN CN201810387473.XA patent/CN108425307B/en active Active
- 2018-04-26 CN CN202010306281.9A patent/CN111364335A/en active Pending
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| Publication number | Publication date |
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| CN111364335A (en) | 2020-07-03 |
| CN108425307A (en) | 2018-08-21 |
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Effective date of registration: 20200519 Address after: 211400 southeast corner of andan bridge, Zaolin Bay, Yizheng City, Yangzhou City, Jiangsu Province Applicant after: Yizheng Jiayuan Concrete Co., Ltd Address before: Weigang Xuanwu District of Nanjing in Jiangsu province No. 1 Nanjing Agricultural University 210095 Applicant before: Zeng Qingfa |
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