CN218974085U

CN218974085U - Extruder for detecting fluidity of asphalt concrete

Info

Publication number: CN218974085U
Application number: CN202223140157.3U
Authority: CN
Inventors: 兰少寨; 林琛
Original assignee: Shandong Zhaohe Environmental Protection Building Materials Co ltd
Current assignee: Shandong Zhaohe Environmental Protection Building Materials Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-05
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to the technical field of asphalt concrete detection, and discloses an extruder for asphalt concrete fluidity detection, which comprises a bottom plate, wherein support columns are fixed on the periphery of the top of the bottom plate, a top plate is fixed on the top of the support columns, an operation table is fixed on the top of the top plate, and a mounting plate is fixed on the surface of the support columns; according to the utility model, the cam shaft is driven by the driving motor to drive the annular vibration column to vibrate up and down, the vibration of the vibration column can vibrate the poured concrete uniformly, gaps are avoided in the concrete, the concrete is extruded uniformly, gaps and interruption are avoided in the extrusion process, the motor can drive the vibration column to move up and down greatly, the asphalt concrete is conveniently filled by staff, and the problems that the asphalt concrete is accumulated after being poured into the collector by the existing extruder, the concrete is not uniform enough in extrusion process, and the accuracy of flowability test is affected are solved.

Description

Extruder for detecting fluidity of asphalt concrete

Technical Field

The utility model relates to the technical field of asphalt concrete detection, in particular to an extruder for detecting asphalt concrete fluidity.

Background

Asphalt concrete is commonly called asphalt concrete, mineral aggregate, crushed stone or crushed gravel, stone dust or sand, mineral powder and the like which are prepared by manually selecting and mixing the mineral aggregate, crushed stone or crushed gravel, stone dust or sand, mineral powder and the like which are prepared by mixing the mineral aggregate and road asphalt material in a certain proportion under the strict control condition, the asphalt concrete can be divided into two major types of petroleum asphalt and coal asphalt according to the used binder, and some countries or regions also adopt or mix the mineral aggregate with natural asphalt for mixing, and the fluidity detection of the asphalt concrete is to detect the fluidity index of the concrete.

By searching, for example, chinese patent literature discloses an extruder for detecting fluidity of asphalt concrete [ application number: CN202121940712.3; publication No.: CN216082393U ]. The extruder for detecting the fluidity of the asphalt concrete comprises a frame, wherein a controller is fixedly connected to one end upper surface of the frame, one end of a hydraulic rod is fixedly connected to one side of one end top of the frame, a motor is fixedly connected to one end middle part of the frame, universal wheels are fixedly connected to the bottom of the frame, one side of a pushing plate is fixedly connected to the other end of the hydraulic rod, and one end of a connecting rod is fixedly connected to the other side of the pushing plate.

The extruder for detecting fluidity of asphalt concrete disclosed in the patent is piled up after the asphalt concrete is put into the collector, and since the asphalt concrete has high viscosity and aggregate particles therein are large, natural piling up causes many voids in the concrete, which results in insufficient uniformity of the concrete at the time of extrusion and interruption of the concrete at the time of extrusion, which affects accuracy of fluidity test.

Disclosure of Invention

The utility model aims to provide an extruder for detecting asphalt concrete fluidity, which can uniformly oscillate concrete when being put into the extruder, so that the concrete can be uniformly extruded, and gaps and interruption of the concrete during extrusion are avoided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an extruder for asphalt concrete fluidity detects, includes the bottom plate, all be fixed with the support column around the bottom plate top, the top of support column is fixed with the roof, the top of roof is fixed with the operation panel, the fixed surface of support column has the mounting panel, be fixed with the riser between mounting panel and the roof, one side of riser is fixed with the hydraulic stem, the bottom of roof is fixed with the inlet pipe, hydraulic stem and inlet pipe sliding connection, the top intercommunication of inlet pipe has the collector, the top of bottom plate is fixed with fluidity test instrument, the top of roof is fixed with the fixed frame, the inside sliding connection of fixed frame has the spliced pole, the inside sliding connection of spliced pole has the montant, be fixed with driving structure between fixed frame and the spliced pole, one side of spliced pole is fixed with vibrating structure.

Preferably, the driving structure comprises a motor, the motor is fixed at the top of the fixed frame, an output shaft of the motor penetrates through the fixed frame and is fixed with a threaded rod, a moving block is connected with the surface of the threaded rod in a threaded manner, and the moving block is fixedly connected with the connecting column.

Preferably, the vibration structure comprises side plates, the side plates are fixed on two sides of the connecting column, a driving motor is fixed on the outer side of each side plate, an output shaft of the driving motor penetrates through each side plate and is fixed with a cam shaft, and springs are sleeved on the surfaces of the vertical rods.

Preferably, a fixed ring is fixed at the bottom of the vertical rod, and a plurality of vibration columns are fixed at the bottom of the fixed ring.

Preferably, the diameter of the fixing ring is smaller than the diameter of the collector, and the height of the vibration column is smaller than the height of the collector.

Preferably, the surface of the feeding pipe is sleeved with a heat preservation sleeve, and the heat preservation sleeve is symmetrically installed.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the cam shaft is driven by the driving motor to drive the annular vibration column to vibrate up and down, the vibration of the vibration column can vibrate the poured concrete uniformly, gaps are avoided in the concrete, the concrete is extruded uniformly, gaps and interruption are avoided in the extrusion process, the motor can drive the vibration column to move up and down greatly, the asphalt concrete is conveniently filled by staff, and the problems that the asphalt concrete is accumulated after being poured into the collector by the existing extruder, the concrete is not uniform enough in extrusion process, and the accuracy of flowability test is affected are solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partial perspective structure of the present utility model;

FIG. 3 is a schematic view of a partial perspective structure of the present utility model;

fig. 4 is a partial perspective view of the present utility model.

In the figure: 1. a bottom plate; 2. a support column; 3. a top plate; 4. an operation table; 5. a mounting plate; 6. a riser; 7. a hydraulic rod; 8. a feed pipe; 9. a collector; 10. a fluidity testing instrument; 11. a fixed frame; 12. a connecting column; 13. a vertical rod; 14. a driving structure; 141. a motor; 142. a threaded rod; 143. a moving block; 15. a vibrating structure; 151. a side plate; 152. a drive motor; 153. a cam shaft; 154. a spring; 16. a fixing ring; 17. a vibration column; 18. and (5) a heat preservation sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an extruder for detecting fluidity of asphalt concrete comprises a bottom plate 1, support columns 2 are fixed around the top of the bottom plate 1, a top plate 3 is fixed at the top of the support columns 2, an operation table 4 is fixed at the top of the top plate 3, a mounting plate 5 is fixed on the surface of the support columns 2, a vertical plate 6 is fixed between the mounting plate 5 and the top plate 3, a hydraulic rod 7 is fixed on one side of the vertical plate 6, a feeding pipe 8 is fixed at the bottom of the top plate 3, the hydraulic rod 7 is in sliding connection with the feeding pipe 8, a collector 9 is communicated with the top of the feeding pipe 8, a fluidity testing instrument 10 is fixed at the top of the bottom plate 1, workers of the fluidity testing instrument 10 are familiar to those skilled in the art, a fixed frame 11 is fixed at the top of the top plate 3, a connecting column 12 is connected in a sliding manner inside the fixed frame 11, a vertical rod 13 is connected in a sliding manner inside the connecting column 12, a driving structure 14 is fixed between the fixed frame 11 and the connecting column 12, and one side of the connecting column 12 is fixed with a vibration structure 15; this extruder drives camshaft 153 through driving motor 152 and can drive annular vibration post 17 vibration from top to bottom, and the vibration of vibration post 17 can be even with the concrete vibration of throwing into, avoids appearing the clearance in the concrete, makes the even extrusion of concrete, avoids appearing the space and breaking in the concrete when extruding, and motor 141 then can drive vibration post 17 and reciprocate by a wide margin, makes things convenient for the staff to annotate asphalt concrete, has solved current extruder and can pile up together after throwing into asphalt concrete collector 9, and the concrete is inhomogeneous when extruding, influences the problem of fluidity test's accuracy.

The driving structure 14 comprises a motor 141, the motor 141 is fixed at the top of the fixed frame 11, an output shaft of the motor 141 penetrates through the fixed frame 11 and is fixed with a threaded rod 142, a moving block 143 is connected to the surface of the threaded rod 142 in a threaded manner, the moving block 143 is fixedly connected with the connecting column 12, and the motor 141 can drive the vibrating column 17 to move up and down greatly, so that a worker can fill asphalt concrete conveniently.

The vibration structure 15 comprises side plates 151, the side plates 151 are fixed on two sides of the connecting column 12, a driving motor 152 is fixed on the outer side of the side plates 151, an output shaft of the driving motor 152 penetrates through the side plates 151 and is fixed with a cam shaft 153, a spring 154 is sleeved on the surface of the vertical rod 13, the driving motor 152 drives the cam shaft 153 to drive the annular vibration column 17 to vibrate up and down, and the vibration of the vibration column 17 can vibrate the input concrete evenly.

The bottom of montant 13 is fixed with solid fixed ring 16, and gu fixed ring 16's bottom is fixed with a plurality of vibration posts 17, and the inside of concrete can evenly be stretched into to vibration post 17, vibrates the concrete inside, and the mixing effect is better.

The diameter of the fixed ring 16 is smaller than that of the collector 9, the height of the vibration column 17 is smaller than that of the collector 9, and the design can ensure that the fixed ring 16 and the vibration column 17 can extend into the collector 9, so that the situation of clamping is avoided, and the vibration efficiency is improved.

The surface cover of inlet pipe 8 is equipped with heat preservation cover 18, and heat preservation cover 18 is symmetrical installation, and heat preservation cover 18 can keep warm inlet pipe 8, prevents the heat loss to the mobility of concrete has been improved.

Working principle: when the fluidity of the concrete is detected, a worker firstly injects the asphalt concrete into the collector 9, then the worker can start the motor 141, the motor 141 drives the threaded rod 142 to rotate, the threaded rod 142 drives the moving block 143 to move up and down, the moving block 143 drives the vibrating column 17 to move down through the connecting column 12 to be inserted into the asphalt concrete, after the insertion, the worker starts the driving motor 152, the driving motor 152 drives the cam shaft 153 to rotate, the cam shaft 153 adopts an irregular shape design, so the vertical rod 13 can be repeatedly extruded, the vertical rod 13 can downwards extrude the spring 154 and drive the vibrating column 17 to repeatedly vibrate, the vibrating column 17 can uniformly stretch into the concrete to vibrate the concrete, after the vibration, the worker starts the hydraulic rod 7, and the hydraulic rod 7 pushes the asphalt concrete in the feed pipe 8 to the inner wall of the fluidity testing instrument 10 to detect the fluidity.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Extruder for asphalt concrete fluidity detection, comprising a bottom plate (1), characterized in that: support column (2) are all fixed with around bottom plate (1) top, the top of support column (2) is fixed with roof (3), the top of roof (3) is fixed with operation panel (4), the fixed surface of support column (2) is fixed with mounting panel (5), be fixed with riser (6) between mounting panel (5) and roof (3), one side of riser (6) is fixed with hydraulic stem (7), the bottom of roof (3) is fixed with inlet pipe (8), hydraulic stem (7) and inlet pipe (8) sliding connection, the top intercommunication of inlet pipe (8) has collector (9), the top of bottom plate (1) is fixed with flowability test instrument (10), the top of roof (3) is fixed with fixed frame (11), the inside sliding connection of fixed frame (11) has spliced pole (12), the inside sliding connection of spliced pole (12) has (13), be fixed with driving structure (14) between fixed frame (11) and spliced pole (12), one side of spliced pole (12) is fixed with vibration structure (15).

2. An extruder for detecting fluidity of asphalt concrete according to claim 1, wherein: the driving structure (14) comprises a motor (141), the motor (141) is fixed at the top of the fixed frame (11), an output shaft of the motor (141) penetrates through the fixed frame (11) and is fixed with a threaded rod (142), a moving block (143) is connected with the surface of the threaded rod (142) in a threaded manner, and the moving block (143) is fixedly connected with the connecting column (12).

3. An extruder for detecting fluidity of asphalt concrete according to claim 1, wherein: the vibration structure (15) comprises side plates (151), the side plates (151) are fixed on two sides of the connecting column (12), a driving motor (152) is fixed on the outer side of each side plate (151), an output shaft of each driving motor (152) penetrates through each side plate (151) and is fixedly provided with a cam shaft (153), and springs (154) are sleeved on the surfaces of the vertical rods (13).

4. An extruder for detecting fluidity of asphalt concrete according to claim 1, wherein: the bottom of montant (13) is fixed with solid fixed ring (16), the bottom of solid fixed ring (16) is fixed with a plurality of vibration posts (17).

5. An extruder for asphalt concrete fluidity detection as defined in claim 4, wherein: the diameter of the fixed ring (16) is smaller than that of the collector (9), and the height of the vibration column (17) is smaller than that of the collector (9).

6. An extruder for detecting fluidity of asphalt concrete according to claim 1, wherein: the surface of the feeding pipe (8) is sleeved with a heat preservation sleeve (18), and the heat preservation sleeve (18) is symmetrically installed.