CN218251395U

CN218251395U - Vibration screening device for asphalt concrete production

Info

Publication number: CN218251395U
Application number: CN202222005434.3U
Authority: CN
Inventors: 陈吉晏; 李长军; 唐家成; 李长俊; 柳长富
Original assignee: Baokang Rixin Lutong Building Materials Co Ltd
Current assignee: Baokang Rixin Lutong Building Materials Co Ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-01-10
Anticipated expiration: 2032-08-01

Abstract

The application relates to a vibratory screening device is used in asphalt concrete production, it includes: the screen cloth is connected with the frame body through an elastic piece, and a plurality of vibration motors are arranged on the screen cloth; a hopper arranged above the screen; the guide plate is arranged in the hopper, a rotating shaft penetrates through the guide plate, and the rotating shaft is rotatably connected with the hopper; the swing subassembly, it includes the gear, rack and drive assembly, this application accessible drive assembly drives rack reciprocating motion, make the rack in the in-process of motion through with the continuous drive gear positive and negative rotation of the meshing transmission of gear, thereby drive the continuous swing back and forth of guide plate, just so can make the stone material pass through the water conservancy diversion effect of guide plate, even laying is on the screen cloth, make the sifter of screen cloth can obtain make full use of, thereby accelerate the screening efficiency of stone material, evenly distributed's stone material can make the wearing and tearing that the screen cloth received more even simultaneously, with the life of reinforcing screen cloth, therefore, the clothes hanger is strong in practicability.

Description

Vibration screening device for asphalt concrete production

Technical Field

The application relates to the technical field of asphalt concrete production, in particular to a vibrating screen device for asphalt concrete production.

Background

Asphalt concrete (Bituminous concrete) is commonly called as asphalt concrete, and is a mixture prepared by manually selecting mineral aggregate with a certain gradation composition, broken stone or crushed gravel, stone chips or sand, mineral powder and the like, and mixing the mineral aggregate with a certain proportion of road asphalt material under strictly controlled conditions.

Among the correlation technique, before asphalt concrete mixes preparation, need sieve the building stones through the shale shaker earlier, sieve the building stones for not the rubble of same rank, so that subsequent processing, and general shale shaker is when using, generally all directly put in the building stones on the screen cloth, the middle part at the screen cloth is just concentrated very easily to the building stones like this, and the building stones of screen cloth both sides are less, the sifting surface on the screen cloth just obtains make full use of like this, can influence the screening efficiency of building stones, the middle part that the building stones too concentrated can lead to the screen cloth weares and teares faster simultaneously, can reduce the life of screen cloth, the practicality is relatively poor.

To the problem, the existing vibrating screening device for producing asphalt concrete is designed.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a vibrating screen device is used in asphalt concrete production to solve among the correlation technique building stones and concentrate on the centre of screen cloth easily when the material loading, lead to the sifter on the screen cloth can not obtain make full use of, cause the screening efficiency low, can lead to the middle part wearing and tearing of screen cloth faster even, reduce screen cloth life's problem.

In a first aspect, a vibratory screening apparatus for asphalt concrete production is provided, comprising:

the screen cloth is connected with the frame body through an elastic piece, and a plurality of vibration motors are arranged on the screen cloth;

the hopper is arranged above the screen and connected with the frame body;

the guide plate is arranged in the hopper, a rotating shaft penetrates through the guide plate, and the rotating shaft is rotationally connected with the hopper;

the swing assembly comprises a gear, a rack and a transmission assembly, the gear is arranged on the rotating shaft, the rack is arranged on the hopper in a sliding mode, the rack is meshed with the gear, and the transmission assembly is arranged on the hopper and connected with the rack to drive the rack to reciprocate.

In some embodiments, the hopper is provided with a guide rail;

the rack comprises a rack body, a connecting plate and a guide block which are connected with each other, the rack body is meshed with the gear, and the guide block is sleeved on the guide rail and is in sliding connection with the guide rail.

In some embodiments, the transmission assembly includes a driving motor, a rotating disc, a fixing column and a fixing plate, the driving motor is disposed on the hopper, the rotating disc is connected with the driving motor, the fixing column is disposed on the rotating disc, the fixing plate is connected with the connecting plate, and a through groove matched with the fixing column is formed in the fixing plate.

In some embodiments, the fixing column is rotatably disposed on the turntable.

In some embodiments, the guide rail and the guide block are both "convex" in cross-section.

In some embodiments, the guide block is provided with a plurality of balls.

The embodiment of the application provides a vibrating screen device is used in asphalt concrete production, because this application is when sieving the building stones, accessible drive assembly drives rack reciprocating motion, make the rack in the in-process of motion through the meshing with the gear drive the gear just reverse, thereby drive the continuous swing back and forth of guide plate, make the continuous one side and the opposite side swing back and forth to the hopper of lower extreme of guide plate, therefore, this application can make the building stones pass through the water conservancy diversion effect of guide plate, even laying is on the screen cloth, the sifter that makes the screen cloth can obtain make full use of, avoid building stones to concentrate the intermediate position of piling up at the screen cloth, so not only can accelerate the screening efficiency of building stones, the wearing and tearing that simultaneously evenly distributed's building stones can make the screen cloth receive are more even, in order to strengthen the life of screen cloth, therefore, the clothes hanger is strong in practicability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic three-dimensional structure provided in an embodiment of the present application;

FIG. 2 is a schematic three-dimensional structure provided by an embodiment of the present application;

FIG. 3 is a schematic diagram of a three-dimensional partial structure provided by an embodiment of the present application;

FIG. 4 is a schematic three-dimensional cross-sectional structure diagram of a hopper provided in an embodiment of the present application;

fig. 5 is a schematic three-dimensional structure diagram of a swing assembly according to an embodiment of the present disclosure.

In the figure: 1. a frame body; 11. screening a screen; 12. a vibration motor; 2. a hopper; 3. a baffle; 31. a rotating shaft; 4. a swing assembly; 41. a gear; 42. a rack; 421. a rack body; 422. a connecting plate; 423. a guide block; 43. a transmission assembly; 431. a drive motor; 432. a turntable; 433. fixing a column; 434. a fixing plate; 435. a through groove; 5. a guide rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

The embodiment of the application provides a vibrating screen device is used in asphalt concrete production, and it can solve among the relevant art building stones and concentrate on the centre of screen cloth easily when the material loading, leads to the sifter on the screen cloth can not obtain make full use of, causes screening efficiency low, and the middle part that can lead to the screen cloth even weares and teares very fast, reduces screen cloth life's problem.

Referring to fig. 1 to 5, a vibratory screening device for asphalt concrete production includes a frame body 1, a hopper 2, a deflector 3, and a swing assembly 4, wherein a screen 11 is disposed on the frame body 1, the screen 11 is obliquely disposed above the frame body 1, the screen 11 is connected to the frame body 1 through an elastic member, in this application, the elastic member may be a spring, but is not limited thereto, a plurality of vibration motors 12 are disposed on the screen 11, in this embodiment, the number of the vibration motors 12 is preferably two, but is not limited thereto, the screen 11 and the vibration motors 12 in this application are both in the prior art, are commercially available devices, and are not an improvement point of this application, and therefore, it is not described much, the hopper 2 is disposed above the screen 11 and connected to the frame body 1, so that stone can be thrown into the hopper 2, and the screen 11 is driven to vibrate by the vibration motors 12, so that stone can be screened through the screen 11;

the flow guide plate 3 is arranged in the hopper 2, the rotating shaft 31 penetrates through the flow guide plate 3, the rotating shaft 31 is rotatably connected with the hopper 2, the swinging assembly 4 comprises a gear 41, a rack 42 and a transmission assembly 43, the gear 41 is arranged on the rotating shaft 31, the rack 42 is slidably arranged on the hopper 2, the rack 42 is meshed with the gear 41, the transmission assembly 43 is arranged on the hopper 2 and connected with the rack 42 to drive the rack 42 to reciprocate, so that when the stone is screened, the rack 42 can be driven by the transmission assembly 43 to reciprocate, in the moving process, the rack 42 can continuously drive the gear 41 to rotate forwards and backwards through meshing transmission with the gear 41, the gear 41 can drive the flow guide plate 3 to continuously swing back and forth through the rotating shaft 31, when the lower end of the flow guide plate 3 swings to one side of the hopper 2, most of the stone flows to one side of the screen mesh 11 along the inclined flow guide plate 3, when the lower end of the flow guide plate 3 rotates to the middle of the screen mesh 2, most of the stone can uniformly flow to one side of the screen mesh 11, and the stone can be uniformly distributed on the middle of the screen mesh 11, so that the stone can be more uniformly distributed on the middle of the screen 11, and the middle of the stone, so that the stone can be more effectively utilized, and the stone can be more uniformly distributed on the sieve, and the sieve.

Specifically, referring to fig. 5, in this embodiment, a guide rail 5 is disposed on the hopper 2, the rack 42 includes a rack body 421, a connecting plate 422 and a guide block 423 that are connected to each other, the rack body 421 is engaged with the gear 41, and the guide block 423 is sleeved on the guide rail 5 and slidably connected thereto, so that the rack 42 can only move linearly by the limiting action of the guide block 423 in sliding connection with the guide rail 5, and the rack body 421 is always engaged with the gear 41, thereby facilitating use.

More specifically, in this embodiment, the transmission assembly 43 includes a driving motor 431, a turntable 432, a fixing column 433, and a fixing plate 434, the driving motor 431 is disposed on the hopper 2, the turntable 432 is connected to the driving motor 431, the fixing column 433 is disposed on the turntable 432, the fixing plate 434 is connected to the connecting plate 422, a through slot 435 matching with the fixing column 433 is disposed on the fixing plate 434, in the implementation process, the driving motor 431 may be started, the fixing column 433 on the turntable 432 is driven to rotate by the driving motor 431, so that the fixing column 433 can continuously push the fixing plate 434 to reciprocate by cooperation with the through slot 435, and the fixing plate 434 can drive the rack 42 to move back and forth, thereby driving the guide plate 3 to continuously swing back and forth.

Further, in this embodiment, the fixing column 433 is rotatably disposed on the turntable 432, so that the fixing column 433 and the through groove 435 are in rolling contact with each other, thereby reducing wear between the fixing column 433 and the through groove 435, and achieving strong practicability.

Furthermore, in this embodiment, the cross sections of the guide rail 5 and the guide block 423 are both in a shape like a Chinese character 'tu', so that the guide rail 5 can play a bearing and limiting role for the guide block 423, and the rack 42 is prevented from being shifted outwards in the sliding process.

Preferably, the guide block 423 is provided with a plurality of balls, so that friction between the guide block 423 and the guide rail 5 can be reduced, abrasion between the guide block 423 and the guide rail 5 can be reduced, the rack 42 can slide more stably and smoothly, and the practicability is high.

The working principle of the application is as follows:

in the implementation process, the driving motor 431 drives the fixing column 433 on the rotary table 432 to rotate, so that the fixing column 433 continuously pushes the fixing plate 434 to reciprocate through the cooperation with the through groove 435, so that the fixing plate 434 drives the rack 42 to move back and forth, so that the rack 42 continuously drives the gear 41 to rotate forward and backward through the meshing transmission with the gear 41 in the movement process, so that the guide plate 3 is driven to continuously swing back and forth through the rotating shaft 31, then the stone can be put into the hopper 2, meanwhile, the vibrating motor 12 drives the screen 11 to vibrate, the stone is subjected to vibrating screening through the screen 11, when the lower end of the guide plate 3 swings to one side of the hopper 2, most of the stone flows to one side of the screen 11 along the inclined guide plate 3, when the lower end of the guide plate 3 rotates to the middle of the hopper 2, most of the stone falls to the center of the screen 11, when the lower end of the guide plate 3 rotates to the other side of the hopper 2, most of the stone flows to the other side of the inclined guide plate 3, so that the stone flows to the other side of the screen 11 along the inclined guide plate 3, so that the stone can be uniformly laid on the screen 11, and the stone, thereby enhancing the stone, the stone is more uniform in service life of the screen 11.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, 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. 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. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an asphalt concrete production is with vibration screening device which characterized in that, it includes:

the screen frame comprises a frame body (1), wherein a screen (11) is arranged on the frame body (1), the screen (11) is connected with the frame body (1) through an elastic piece, and a plurality of vibration motors (12) are arranged on the screen (11);

the hopper (2) is arranged above the screen (11) and is connected with the frame body (1);

the guide plate (3) is arranged in the hopper (2), a rotating shaft (31) penetrates through the guide plate (3), and the rotating shaft (31) is rotatably connected with the hopper (2);

swing subassembly (4), it includes gear (41), rack (42) and drive assembly (43), establish on pivot (31) gear (41), rack (42) slide to set up on hopper (2), rack (42) with gear (41) mesh mutually, drive assembly (43) are established on hopper (2) and are connected with rack (42) in order to drive rack (42) reciprocating motion.

2. The vibratory screening apparatus for asphalt concrete production as set forth in claim 1, wherein:

a guide rail (5) is arranged on the hopper (2);

the rack (42) comprises a rack body (421), a connecting plate (422) and a guide block (423) which are connected with each other, the rack body (421) is meshed with the gear (41), and the guide block (423) is sleeved on the guide rail (5) and is in sliding connection with the guide rail.

3. The vibratory screening apparatus for asphalt concrete production as set forth in claim 2, wherein:

the transmission assembly (43) comprises a driving motor (431), a rotary table (432), fixing columns (433) and a fixing plate (434), wherein the driving motor (431) is arranged on the hopper (2), the rotary table (432) is connected with the driving motor (431), the fixing columns (433) are arranged on the rotary table (432), the fixing plate (434) is connected with the connecting plate (422), and a through groove (435) matched with the fixing columns (433) is formed in the fixing plate (434).

4. The vibratory screening apparatus for asphalt concrete production as set forth in claim 3, wherein:

the fixing column (433) is rotatably arranged on the rotary disc (432).

5. The vibratory screening apparatus for asphalt concrete production as set forth in claim 2, wherein:

the sections of the guide rail (5) and the guide block (423) are both in a shape like a Chinese character 'tu'.

6. The vibratory screening apparatus for asphalt concrete production as set forth in claim 2, wherein:

the guide block (423) is provided with a plurality of balls.