CN114411493A - Roadbed maintenance device for highway construction - Google Patents

Roadbed maintenance device for highway construction Download PDF

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Publication number
CN114411493A
CN114411493A CN202210271241.4A CN202210271241A CN114411493A CN 114411493 A CN114411493 A CN 114411493A CN 202210271241 A CN202210271241 A CN 202210271241A CN 114411493 A CN114411493 A CN 114411493A
Authority
CN
China
Prior art keywords
fixed
wall
highway construction
agitator tank
maintenance device
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.)
Pending
Application number
CN202210271241.4A
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Chinese (zh)
Inventor
郭洪潮
张硕欣
王凯
李召伟
孟凡
赵军倩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Overseas Traffic Construction Co ltd
Original Assignee
China Overseas Traffic Construction Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Overseas Traffic Construction Co ltd filed Critical China Overseas Traffic Construction Co ltd
Priority to CN202210271241.4A priority Critical patent/CN114411493A/en
Publication of CN114411493A publication Critical patent/CN114411493A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/02Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
    • E01C19/08Apparatus for transporting and heating or melting asphalt, bitumen, tar, or the like
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/02Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
    • E01C19/10Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
    • E01C2019/1081Details not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Repair (AREA)

Abstract

The invention discloses a roadbed maintenance device for highway construction, and relates to the technical field of highway maintenance. The bottom plate is fixed with the universal wheel, the top of bottom plate is fixed with pushes away handle and fixed case, one side that fixed case kept away from and pushes away the handle is fixed with the backup pad, the top of backup pad is fixed with the bearer bar, the inner wall of bearer bar is fixed with the motor, the output of motor is fixed with the dwang, the dwang runs through the top of agitator tank. This road bed curing means for highway construction, when starter motor, the reversal of control dwang drives the puddler and stirs sealed glue in to the agitator tank, when the dwang is rotatory, makes first drive wheel rotatory, through the drive belt, the secondary drive wheel, the cooperation of bull stick and reciprocating mechanism, and then reciprocating motion about making the agitator tank, and then can make the sealed contact of gluing in puddler and the agitator tank wider, make more even to sealed gluey stirring, the result of use is better.

Description

Roadbed maintenance device for highway construction
Technical Field
The invention relates to the technical field of highway maintenance, in particular to a roadbed maintenance device for highway construction.
Background
The highway construction refers to the general term of the works such as road network planning, highway investigation and design, highway construction, maintenance, management and the like. The road construction scale of a country is determined according to the role of road transportation in a comprehensive transportation system, the importance of the road transportation in politics, economy, culture, tourism and other aspects, and the geographical environment conditions. The highway construction of China is that the national major highway network is defined by the national committee, the national committee and the department of communication, each province, city and autonomous region make local highway network plans (province road, county road and county road) according to the overall planning layout of the country in combination with the local economic development, and the department of communication and the highway departments of the subordinate province, city and autonomous region are responsible for maintenance and management by adopting multi-channel fund source design and construction. The pavement base layer is a layered structure which is formed by layering and paving a single material on the surface of a roadbed according to certain technical measures, the quality and the quality of the material of the pavement base layer directly influence the quality and the service performance of the pavement, the inorganic binder stabilized base layer is a semi-rigid base layer, common lime stabilized soil and lime stabilized aggregates and lime fly ash stabilized soil or stabilized aggregates are used, an asphalt pavement crack is one of the early main diseases which are most prone to cause other pathological changes of the asphalt pavement under the current heavy traffic, the continuity, the integrity and the attractiveness of the pavement are damaged by the asphalt pavement crack, the service life of the pavement is also seriously influenced, and the pavement can be damaged in a larger area if effective measures are not taken for preventive maintenance and repair in time.
When the existing roadbed maintenance device for highway construction is used for pouring a seam sealant into a crack of an asphalt pavement, the sealant is not stirred for a long time, so that the sealant is likely to be solidified and mixed unevenly, and the normal use of the sealant is affected; in view of this, we propose a road bed maintenance device for highway construction.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a roadbed maintenance device for highway construction, which solves the problems mentioned in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a roadbed maintenance device for highway construction comprises a bottom plate, universal wheels are fixed on the bottom plate, a push handle and a fixed box are fixed on the top of the bottom plate, a supporting plate is fixed on one side of the fixing box far away from the push handle, a protective frame is fixed on the top of the supporting plate, a motor is fixed on the inner wall of the protective frame, a rotating rod is fixed at the output end of the motor and penetrates through the top of the stirring box, the bottom of the stirring box is slidably arranged at the top of the bottom plate, the outer wall of the rotating rod is fixed with a stirring rod, a first driving wheel is fixed on the outer wall of the rotating rod, a driving belt is wound on the first driving wheel, one side of the transmission belt, which is far away from the first transmission wheel, is wound on the second transmission wheel, a rotating rod is fixed on the inner wall of the second transmission wheel, a reciprocating mechanism is arranged at the bottom of the rotating rod, and a cleaning mechanism is arranged in the stirring box.
Preferably, reciprocating mechanism includes the disc, the bottom of disc articulates there is the driving plate, one side that the driving plate is close to the agitator tank articulates there is the ejector pad, the outer wall at the agitator tank is fixed to one side that the driving plate was kept away from to the ejector pad.
Preferably, the bottom of the push block is fixed with a guide block, and the bottom of the guide block is slidably mounted on the inner wall of the fixed box.
Preferably, one side that fixed case was kept away from to the agitator tank is fixed with first hose, one side that the agitator tank was kept away from to first hose is fixed on the pump body, the top of the pump body is fixed with the second hose, one side that the pump body was kept away from to the second hose is fixed on spouting the rubber head, it installs on the connecting plate to spout the rubber head, the top at the bottom plate is fixed to the bottom of connecting plate.
Preferably, the bottom of the supporting plate is provided with a connecting rod in a sliding manner, and the bottom of the connecting rod is fixed with a ratchet wheel.
Preferably, the outer wall of the rotating rod is fixed with a fixing sleeve, and the outer wall of the fixing sleeve is fixed with a pawl.
Preferably, clearance mechanism includes the connecting block, the bottom at the ratchet is fixed at the top of connecting block, the bottom of connecting block is fixed with the sleeve, telescopic inner wall is fixed with the spring, one side that the ratchet was kept away from to the spring is fixed on the loop bar, one side that the dwang was kept away from to the loop bar is fixed with the scraper blade.
Preferably, the connecting rods are provided with two groups, and the two groups of connecting rods are symmetrically arranged by taking the central line in the vertical direction of the rotating rod as a symmetry axis.
Preferably, a heating plate is fixed in the wall of the stirring box.
(III) advantageous effects
The invention provides a roadbed maintenance device for highway construction. The method has the following beneficial effects:
(1) this road bed curing means for highway construction, when starter motor, the reversal of control dwang drives the puddler and stirs sealed glue in to the agitator tank, when the dwang is rotatory, make first drive wheel rotatory, through the drive belt, the secondary drive wheel, the cooperation of bull stick and reciprocating mechanism, and then reciprocating motion about making the agitator tank, and then can make the sealed contact of gluing in puddler and the agitator tank wider, make more even to sealed gluey stirring, the result of use is better.
(2) This road bed curing means for highway construction, when control motor, when making the dwang corotation, make fixed cover rotatory, can drive the ratchet through the pawl rotatory, through the cooperation of clearance mechanism, make the inner wall of scraper blade laminating agitator tank rotate, and then can fall sealed glue on the agitator tank inner wall for the clearance, prevent to cause the waste.
(3) This road bed curing means for highway construction drives clearance mechanism rotatory when the dwang corotation through setting up the ratchet pawl, makes the inner wall of scraper blade laminating agitator tank rotate, does not take clearance mechanism rotatory when the dwang reversal, and then can prevent that the inner wall of scraper blade laminating agitator tank is rotatory all the time, accelerates the wearing and tearing of scraper blade and agitator tank inner wall easily.
(4) This road bed curing means for highway construction through setting up the hot plate, can heat sealed glue in the agitator tank always, prevents that sealed glue in the agitator tank from solidifying, influences the later stage and uses.
Drawings
FIG. 1 is a schematic view of the overall apparatus of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of the structure A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the structure B of FIG. 2 according to the present invention;
FIG. 5 is a schematic top view of the ratchet, pawl, retaining sleeve and rotating lever of the present invention;
FIG. 6 is a bottom view of the reciprocating mechanism of the present invention;
FIG. 7 is a bottom view of the support plate and the connecting rod of the present invention.
In the figure: 1. a base plate; 2. a universal wheel; 3. a push handle; 4. a stirring box; 6. a fixed box; 7. a support plate; 8. a protective frame; 9. a motor; 10. rotating the rod; 11. a stirring rod; 12. heating plates; 13. a first hose; 14. a pump body; 15. a second hose; 16. spraying a glue head; 17. a connecting plate; 18. a first drive pulley; 19. a transmission belt; 20. a second transmission wheel; 21. a rotating rod; 22. a reciprocating mechanism; 221. a disc; 222. a drive plate; 223. a push block; 224. a guide block; 23. a connecting rod; 24. a ratchet wheel; 25. a cleaning mechanism; 251. connecting blocks; 252. a sleeve; 253. a spring; 254. a loop bar; 255. a squeegee; 26. fixing a sleeve; 27. a pawl.
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. 1-7, the present invention provides a technical solution: a roadbed maintenance device for highway construction comprises a bottom plate 1, wherein universal wheels 2 are fixed on the bottom plate 1, the device can be moved by arranging the universal wheels 2, a push handle 3 and a fixed box 6 are fixed at the top of the bottom plate 1, a supporting plate 7 is fixed at one side of the fixed box 6, which is far away from the push handle 3, a protective frame 8 is fixed at the top of the supporting plate 7, a motor 9 is fixed on the inner wall of the protective frame 8, the protective frame 8 can prevent dust and the like from entering the motor 9 and easily cause the motor 9 to be damaged, a rotating rod 10 is fixed at the output end of the motor 9, the rotating rod 10 penetrates through the top of a stirring box 4, a heating plate 12 is fixed in the box wall of the stirring box 4, the sealant in the stirring box 4 is heated by starting the heating plate 12 to prevent the sealant from solidifying, the bottom of the stirring box 4 is slidably mounted at the top of the bottom plate 1, a stirring rod 11 is fixed on the outer wall of the rotating rod 10, when the motor 9 is started and the rotating rod 10 is controlled to rotate reversely, the stirring rod 11 is driven to rotate, the sealant in the stirring box 4 can be stirred and uniformly mixed, the first driving wheel 18 is fixed on the outer wall of the rotating rod 10, the driving belt 19 is wound on the first driving wheel 18, one side, away from the first driving wheel 18, of the driving belt 19 is wound on the second driving wheel 20, the rotating rod 21 is fixed on the inner wall of the second driving wheel 20, the top of the rotating rod 21 is rotatably installed on the inner wall of the fixed box 6, the first hose 13 is fixed on one side, away from the fixed box 6, of the stirring box 4, one side, away from the stirring box 4, of the first hose 13 is fixed on the pump body 14, the second hose 15 is fixed on the top of the pump body 14, one side, away from the pump body 14, of the second hose 15 is fixed on the glue-spraying head 16, when the sealant needs to be grouted on the road surface, by starting the pump body 14, the first hose 13 and the second hose 15 are further passed through, the sealant can be sprayed out of the sealant spraying head 16 to perform seam filling and sealant filling on cracks on a road surface, the sealant spraying head 16 is installed on the connecting plate 17, the bottom of the connecting plate 17 is fixed at the top of the bottom plate 1, the bottom of the rotating rod 21 is provided with a reciprocating mechanism 22, and a cleaning mechanism 25 is arranged in the stirring box 4.
The reciprocating mechanism 22 comprises a disc 221, a transmission plate 222 is hinged to the bottom of the disc 221, a push block 223 is hinged to one side of the transmission plate 222, which is close to the stirring box 4, the push block 223 penetrates through the side wall of the fixed box 6, the push block 223 can move at the penetrating position of the fixed box 6, one side of the push block 223, which is far away from the transmission plate 222, is fixed on the outer wall of the stirring box 4, a guide block 224 is fixed to the bottom of the push block 223, the bottom of the guide block 224 is slidably mounted on the inner wall of the fixed box 6, the guide block 224 plays a role in guiding the push block 223, when the rotating rod 10 rotates reversely, the first transmission wheel 18 is driven to rotate, the second transmission wheel 20 is driven to rotate through the transmission belt 19, the rotating rod 21 is driven to rotate, the disc 221 is driven to rotate, because the transmission plate 222 is hinged to the disc 221 and the push block 223, when the transmission plate 222 rotates leftwards, the push block 223 pushes the stirring box 4 to move leftwards, when the transmission plate 221 drives the transmission plate 222 to move rightwards, the transmission plate 222 drives the push block 223 to move rightwards, the stirring box 4 moves rightwards, and further when the rotary disc 221 rotates, the stirring box 4 can move leftwards and rightwards in a reciprocating mode, so that the contact between the stirring rod 11 and the sealant in the stirring box 4 is wider, the connecting rods 23 are slidably mounted at the bottom of the supporting plate 7, two groups of the connecting rods 23 are arranged, the two groups of the connecting rods 23 are symmetrically arranged by taking the central line in the vertical direction of the rotating rod 10 as a symmetry axis, the connecting rods 23 penetrate through the top of the stirring box 4, the ratchet wheel 24 is fixed at the bottom of the connecting rod 23, the fixing sleeve 26 is fixed on the outer wall of the rotating rod 10, the pawl 27 is fixed on the outer wall of the fixing sleeve 26, the cleaning mechanism 25 is driven to rotate when the rotating rod 10 rotates forwards, so that the scraper 255 is attached to the inner wall of the stirring box 4 to rotate, the cleaning mechanism 25 is not driven to rotate when the rotating rod 10 rotates backwards, and further the scraper 255 is prevented from being attached to the inner wall of the stirring box 4 to rotate all the time, the abrasion of the scraper 255 and the inner wall of the stirring tank 4 is easily accelerated
Above-mentioned clearance mechanism 25 includes connecting block 251, the bottom at ratchet 24 is fixed at the top of connecting block 251, the bottom of connecting block 251 is fixed with sleeve 252, the inner wall of sleeve 252 is fixed with spring 253, one side that ratchet 24 was kept away from to spring 253 is fixed on loop bar 254, loop bar 254 slidable mounting is at the inner wall of sleeve 252, one side that dwang 10 was kept away from to loop bar 254 is fixed with scraper blade 255, when control motor 9, when making dwang 10 corotation, it is rotatory to make fixed cover 26, can drive ratchet 24 rotatory through pawl 27, cooperation through clearance mechanism 25, the inner wall that makes scraper blade 255 laminate agitator tank 4 rotates, and then can give the clearance with sealed glue on the agitator tank 4 inner wall, prevent to cause the waste.
When the sealing device works (or is used), when the sealing glue is needed to be grouted on the road surface, the pump body 14 is started, and then the first hose 13 and the second hose 15 are used for ejecting the sealing glue from the glue-ejecting head 16 to perform the sealing glue for the crack on the road surface, when the motor 9 is started and the rotating rod 10 is controlled to rotate reversely, the stirring rod 11 is driven to rotate, the sealing glue in the stirring box 4 can be stirred, when the rotating rod 10 rotates, the first driving wheel 18 is driven to rotate, the second driving wheel 20 rotates through the driving belt 19, the rotating rod 21 rotates, the disk 221 is driven to rotate, as the driving plate 222 is hinged with the disk 221 and the push block 223, when the driving plate 222 is driven by the rotation of the disk 221 to move leftwards, the push block 223 is driven by the driving plate 222 to move leftwards, and when the driving plate 222 is driven by the disk 221 to move rightwards, the driving block 223 is driven by the driving plate 222 to move rightwards, make agitator tank 4 remove right, and then when the carousel 221 is rotatory, can make agitator tank 4 control reciprocating motion, and then can make the sealed contact of gluing in puddler 11 and agitator tank 4 wider, make more even to sealed gluey stirring, make the effect of sealed gluey use better, when starter motor 9, when control dwang 10 corotation, make dwang 10 drive fixed cover 26 corotation, it is rotatory to make pawl 27 drive ratchet 24, it is rotatory to make ratchet 24 drive clearance mechanism 25, the inner wall that makes scraper blade 255 laminate agitator tank 4 rotates, and then can clear up adnexed sealed gluey on the agitator tank 4 inner wall, prevent to cause sealed gluey extravagant.
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 (9)

1. The utility model provides a road bed curing means for highway construction, includes bottom plate (1), its characterized in that: the utility model discloses a stirring device, including bottom plate (1), fixed case (6), motor (10), dwang (10), agitator tank (4), bottom sliding mounting at the top of bottom plate (4), the outer wall of dwang (10) is fixed with puddler (11), the outer wall of dwang (10) is fixed with first drive wheel (18), around being equipped with drive belt (19) on first drive wheel (18), one side that first drive wheel (18) were kept away from to drive belt (19) is around establishing on second drive wheel (20), a rotating rod (21) is fixed on the inner wall of the second driving wheel (20), a reciprocating mechanism (22) is arranged at the bottom of the rotating rod (21), and a cleaning mechanism (25) is arranged in the stirring box (4).
2. The roadbed maintenance device for highway construction according to claim 1, wherein: reciprocating mechanism (22) include disc (221), the bottom of disc (221) articulates there is driving plate (222), one side that driving plate (222) is close to agitator tank (4) articulates there is ejector pad (223), one side that driving plate (222) was kept away from in ejector pad (223) is fixed at the outer wall of agitator tank (4).
3. The roadbed maintenance device for highway construction according to claim 2, wherein: the bottom of the push block (223) is fixed with a guide block (224), and the bottom of the guide block (224) is slidably mounted on the inner wall of the fixed box (6).
4. The roadbed maintenance device for highway construction according to claim 1, wherein: one side that fixed case (6) was kept away from in agitator tank (4) is fixed with first hose (13), one side that agitator tank (4) were kept away from in first hose (13) is fixed on the pump body (14), the top of pump body (14) is fixed with second hose (15), one side that the pump body (14) was kept away from in second hose (15) is fixed on spouting gluey head (16), it installs on connecting plate (17) to spout gluey head (16), the top at bottom plate (1) is fixed to the bottom of connecting plate (17).
5. The roadbed maintenance device for highway construction according to claim 1, wherein: the bottom of backup pad (7) slidable mounting has connecting rod (23), the bottom of connecting rod (23) is fixed with ratchet (24).
6. The roadbed maintenance device for highway construction according to claim 1, wherein: the outer wall of dwang (10) is fixed with fixed cover (26), the outer wall of fixed cover (26) is fixed with pawl (27).
7. The roadbed maintenance device for highway construction according to claim 5, wherein: the cleaning mechanism (25) comprises a connecting block (251), the top of the connecting block (251) is fixed to the bottom of the ratchet wheel (24), a sleeve (252) is fixed to the bottom of the connecting block (251), a spring (253) is fixed to the inner wall of the sleeve (252), one side, away from the ratchet wheel (24), of the spring (253) is fixed to a loop bar (254), and a scraper (255) is fixed to one side, away from the rotating rod (10), of the loop bar (254).
8. The roadbed maintenance device for highway construction according to claim 5, wherein: the connecting rods (23) are arranged in two groups, and the two groups of connecting rods (23) are symmetrically arranged by taking the central line in the vertical direction of the rotating rod (10) as a symmetry axis.
9. The roadbed maintenance device for highway construction according to claim 1, wherein: and a heating plate (12) is fixed in the wall of the stirring box (4).
CN202210271241.4A 2022-03-18 2022-03-18 Roadbed maintenance device for highway construction Pending CN114411493A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210271241.4A CN114411493A (en) 2022-03-18 2022-03-18 Roadbed maintenance device for highway construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210271241.4A CN114411493A (en) 2022-03-18 2022-03-18 Roadbed maintenance device for highway construction

Publications (1)

Publication Number Publication Date
CN114411493A true CN114411493A (en) 2022-04-29

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CN (1) CN114411493A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008190207A (en) * 2007-02-05 2008-08-21 Nikko Co Ltd Melting apparatus for pavement sealing material and waterproof material
CN212533668U (en) * 2020-06-12 2021-02-12 苏静 Crack pouring device for highway maintenance
CN212999689U (en) * 2020-06-15 2021-04-20 扬州润达油田化学剂有限公司 Production agitating unit of polyalcohol anti-sloughing agent for drilling fluid
CN214131498U (en) * 2020-12-28 2021-09-07 河北盛方达新材料科技有限公司 Sun-proof water-based industrial paint proportioning device
CN216024419U (en) * 2021-08-03 2022-03-15 四川凯科医药科技有限公司 Chemical pharmaceutical mixing liquid preparation device
CN217340220U (en) * 2022-01-17 2022-09-02 山东梓源特种设备有限公司 Thickening device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008190207A (en) * 2007-02-05 2008-08-21 Nikko Co Ltd Melting apparatus for pavement sealing material and waterproof material
CN212533668U (en) * 2020-06-12 2021-02-12 苏静 Crack pouring device for highway maintenance
CN212999689U (en) * 2020-06-15 2021-04-20 扬州润达油田化学剂有限公司 Production agitating unit of polyalcohol anti-sloughing agent for drilling fluid
CN214131498U (en) * 2020-12-28 2021-09-07 河北盛方达新材料科技有限公司 Sun-proof water-based industrial paint proportioning device
CN216024419U (en) * 2021-08-03 2022-03-15 四川凯科医药科技有限公司 Chemical pharmaceutical mixing liquid preparation device
CN217340220U (en) * 2022-01-17 2022-09-02 山东梓源特种设备有限公司 Thickening device

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Application publication date: 20220429

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