CN114984847B

CN114984847B - Secondary recycling rubber asphalt mixing device

Info

Publication number: CN114984847B
Application number: CN202210745498.9A
Authority: CN
Inventors: 董娟; 韩飞飞; 华磊; 蔡云飞; 谷杰
Original assignee: Anhui Maocheng Road And Bridge Engineering Co ltd
Current assignee: Anhui Maocheng Road And Bridge Engineering Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2023-10-20
Anticipated expiration: 2042-06-27
Also published as: CN114984847A

Abstract

The application relates to a secondary recycling rubber asphalt mixing and stirring device, which comprises a shell, wherein a grinding type feeding port capable of moving left and right is arranged at the upper end of the shell, a hot melt filtering frame below the grinding type feeding port is arranged in the shell, a gathering port temporarily attached to the lower end surface of the hot melt filtering frame is connected with a sliding frame in a vertically sliding fit manner, the sliding frame is arranged in the shell in a vertically sliding manner, a driving cylinder is connected between the side wall of the sliding frame and the bottom of the shell, a rotatable mixing and stirring assembly is arranged in the middle of the sliding frame, the shell is arranged on a supporting frame, a discharging assembly is arranged at the left end of the shell, and the discharging assembly is connected with the hot melt filtering frame in a matching manner.

Description

Secondary recycling rubber asphalt mixing device

Technical Field

The application relates to the technical field related to rubber asphalt recycling, in particular to a secondary recycling rubber asphalt mixing and stirring device.

Background

Asphalt materials and asphalt material composites are often used in the construction of large buildings such as roads, bridge pavements and houses, and accordingly asphalt mixtures of roads, bridge pavements and roofs are damaged or need to be maintained along with the massive use of asphalt mixtures. If the damaged or maintained asphalt mixture is directly abandoned, the asphalt mixture is not only required to be reprocessed and repaired, so that the processing cost is increased, but also the asphalt contains a large amount of other products harmful to human bodies and the environment, so that the environmental pollution is caused, rubber asphalt waste is required to be recovered, and the rubber asphalt waste is required to be mixed in the recovery process.

In the existing mixing and stirring equipment, for example, chinese patent with publication number of CN204247134U discloses a rubber particle asphalt mixture stirring device, which specifically comprises a bracket and a stirring barrel arranged on the bracket, wherein a first feed inlet and a discharge outlet are arranged on the stirring barrel; the stirring shaft with the blades is connected to the material distribution box, the stirring shaft and the stirring barrel are driven to rotate by different motors arranged on the support, the stirring barrel, the stirring shaft and the material distribution box are adopted to stir synchronously, rubber particles enter the material distribution box through the second material inlet barrel, and the rubber particles are uniformly mixed into mineral aggregates of the stirring barrel through sieve holes by utilizing centrifugal force through the rotation of the material distribution box, so that the mineral aggregates are uniformly stirred and are not easy to agglomerate; meanwhile, as the mixing barrel has an angle with the vertical direction, when the mixing barrel rotates to mix, asphalt mixture at the bottom is easier to overturn and substitute into the upper part, so that mineral aggregate and mixture are easier to mix uniformly. The mixing barrel is provided with an oil guide pipe for uniformly heating the asphalt mixture. The device is suitable for mixing asphalt mixture of some additional materials, and is especially suitable for materials such as rubber particles and the like which are easy to agglomerate.

Among the above-mentioned prior art, adopt blending bucket and (mixing) shaft, divide the workbin synchronous stirring, through the centrifugal force rotation of minute workbin, with the mutual cooperation of the blending bucket and the oil pipe that there is the angle in vertical direction, thereby evenly heat the bituminous mixture, draw bituminous mixture from the discharge gate position after the mix is accomplished, but, this kind of mode of extracting bituminous mixture is difficult to extract fast, and because bituminous mixture has certain adhesion, when extracting, can exist the adhesion on a section of thick bamboo inner wall and stirring subassembly, cause the appearance of the interior residual liquid of section of thick bamboo, thereby after these residual liquids do not in time handle, the cooling is solidified and is attached in a section of thick bamboo, cause the result of more difficult to clear up, the circumstances that the follow-up stirring subassembly is difficult to rotate easily under severe circumstances, based on this, still modifiable space on current compounding and mixing technique.

Disclosure of Invention

In order to separate solid impurities in rubber asphalt and improve the emptying rate of a mixing solution in a mixing cylinder, the application specially provides a secondary recycling rubber asphalt mixing device.

The application provides a secondary recycling rubber asphalt mixing and stirring device which adopts the following technical scheme that;

the utility model provides a secondary recycling rubber asphalt compounding mixing device, includes the shell, but the grinding formula feed inlet of horizontal migration is installed to the upper end of shell, and the hot melt filter frame that is located grinding formula feed inlet below is installed inside the shell, and the terminal surface is temporarily laminated down to the hot melt filter frame gathers together and is connected with sliding frame between the mouth, and sliding frame slides from top to bottom and sets up inside the shell, is connected with the actuating cylinder between the lateral wall of sliding frame and the bottom of shell, and the sliding frame middle part is provided with rotatable compounding mixing subassembly, and the shell is installed on the support frame, and the discharging subassembly is installed to the left end of shell, and the cooperation is connected between discharging subassembly and the hot melt filter frame.

The utility model provides a compounding mixing subassembly include compounding section of thick bamboo, rotating electrical machines, agitator motor, stirring mainboard, stirring arm, gravity impeller and gravity impeller, be connected for rotating between compounding section of thick bamboo and the carriage, install the rotating electrical machines on the lateral wall of carriage, the output shaft of rotating electrical machines is connected with the compounding section of thick bamboo, agitator motor is installed to the lower extreme of carriage, agitator motor's output shaft is connected with the stirring mainboard, stirring mainboard's lower extreme is provided with the slider that rotates, is connected for normal running fit between slider and the carriage, stirring mainboard's left and right sides has the stirring arm through round pin axle symmetry connection, the inside slip of compounding section of thick bamboo is provided with scrapes the wall ware from top to bottom.

According to the application, the waste is treated at high temperature in a hot melting mode before mixing, so that solid impurities are separated, the purity of the rubber asphalt which is stirred later is higher, after stirring, the complete removal of liquid in the mixing cylinder is ensured in an inversion and gravity scraping mode, and the recycling rate is improved.

Preferably, the gathering port comprises a conveying port, an annular sealing plate, an L-shaped sliding arm and a propping block, the conveying port of the funnel structure is arranged at the upper end of the annular sealing plate, the L-shaped sliding arm is arranged at the left end and the right end of the conveying port, the positions between the L-shaped sliding arm and the propping block correspond to each other, and the propping block is arranged on the inner wall of the shell.

Preferably, the sliding frame comprises a U-shaped frame, a sliding inverted hook arm and a discharge hole, wherein the sliding inverted hook arm is arranged at the upper end of the U-shaped frame, the U-shaped frame is arranged at the upper end of the discharge hole, and the upper end of the sliding inverted hook arm temporarily supports the upper end of the L-shaped sliding arm.

Through adopting above-mentioned technical scheme, when driving cylinder and gathering mouth, carriage decline, when the slip barb arm withstands L type sliding arm, gather together mouth, carriage both and be in the state of synchronous decline, when L type sliding arm and support the piece contact, under the blocking of supporting the piece, L type sliding arm together with delivery port, annular closing plate stop decline, the carriage still continues to descend this moment, gathers together mouth, carriage's synchronous decline back carriage descends alone, has guaranteed that ejection of compact subassembly can move right smoothly and the smooth rotation of compounding section of thick bamboo.

Preferably, the gravity pushing piece comprises a gravity block main body, an extrusion frame and a sealing block, wherein the gravity block main body is arranged in an inner cavity of the stirring main board in a vertical sliding mode, the extrusion frame is symmetrically arranged on the gravity block main body in a vertical mode, the extrusion frame is arranged in a clamping groove of the stirring main board in a sliding mode, and the sealing blocks with an anti-seepage effect are arranged at the upper end and the lower end of the extrusion frame.

Preferably, the stirring arm is provided with an extrusion groove, and the extrusion groove is in extrusion sliding fit with the extrusion frame.

Preferably, the wall scraping device comprises a scraping ring and a scraping frame, wherein the scraping ring is arranged in the mixing barrel in a vertical sliding mode, the scraping frame is symmetrically arranged inside the scraping ring, and the scraping frame is of a Chinese character 'ji' shape.

Through adopting above-mentioned technical scheme, after the compounding section of thick bamboo is invertd, the lateral wall of stirring arm and stirring mainboard draws close mutually laminating (extrusion frame is located the extrusion groove), afterwards, scrape the wall ware and descend under the action of gravity, thereby strike off the surface that the stirring arm exposes with compounding section of thick bamboo inner wall (strike off the ring and strike off the compounding section of thick bamboo inner wall, strike off the surface that the stirring arm exposes), after the mixed melt pours out, the compounding section of thick bamboo resets and returns to the right, influenced by the gravity of gravity piece main part this moment, the gravity piece main part drives extrusion frame and descends, thereby extrusion frame extrusion groove's inclined plane outwards extrudes the stirring arm, make stirring arm angle expansion again.

Preferably, the grinding type feed inlet comprises a first electric sliding block, a feed inlet, a material sealing plate and an electric grinding roller, wherein the first electric sliding block is arranged at the upper end of the hot melting filter frame, the feed inlet is arranged between the first electric sliding blocks, the material sealing plate is symmetrically arranged at the left side and the right side of the feed inlet, and the electric grinding roller is symmetrically arranged inside the feed inlet.

Preferably, the hot melt filter frame include fixed frame, electric heating block, filter component, link, extrusion piece, atress pole and reset spring, the inside at the shell is installed to the fixed frame, the electric heating block has been inlayed to the side all around of fixed frame, filter component is evenly installed to the bottom of fixed frame, filter component and extrusion piece extrusion cooperation, the extrusion piece is installed on the link of sliding setting at the fixed frame, the atress pole is installed to the right-hand member of link, be connected with reset spring between the outer wall of link and fixed frame.

Preferably, the bottom surface of the fixed frame is uniformly provided with inclined blocks, and the inclined blocks and the filtering components are arranged in a staggered manner.

Preferably, the discharging component comprises a bracket, a second electric sliding block and a discharging disc, wherein the bracket is arranged on the shell and is in front-back symmetrical arrangement, the second electric sliding block is arranged in the bracket, the discharging disc is arranged between the second electric sliding blocks and is of a gradually downward-inclined structure from left to right, and the position between the discharging disc and the stressed rod is corresponding.

Through adopting above-mentioned technical scheme, in solid impurity separation process, put into pitch discarded object through the feed inlet, decompose the pitch discarded object of big piece into the pitch discarded object of fritted through electronic grinding roller, simultaneously drive the feed inlet through first electronic slider and slide, the pitch discarded object of fritted evenly falls on the hot melt filter frame, through the heating of electronic heating block, transfer the heat to fixed frame internal surface, and then become hot melt with pitch discarded object hot melt, the hot melt flows to the compounding section of thick bamboo of below after filtering component, solid impurity is kept somewhere in the inside of fixed frame this moment, later stir the hot melt, pour out and collect, afterwards, drive the discharge plate through second electronic slider and move right to hot melt filter frame below at the uniform velocity, move right in-hand in-process, the right-hand member of discharge plate is held to the atress pole and is moved right to the atress pole, open under the drive of linkage structure, the solid impurity that the inside was kept in hot melt filter frame drops at the discharge plate, carry left along the discharge plate of slope, and then concentrate the collection to solid impurity.

Preferably, the filter component include filter, pivot, gear, rack board, fixed block, built-in spring and pressurized piece, the open slot has been seted up to the bottom of fixed frame, both ends are connected with the pivot through the bearing about the open slot, the pivot is connected with the outer end of filter, the gear is installed to the front and back both ends symmetry of pivot, slide about rack board with gear engaged with and set up on the fixed frame, be connected with built-in spring between fixed frame and the fixed block of fixing the frame outer wall, pressurized piece is installed to the upper end of rack board, pressurized piece and extrusion between the piece cooperate.

Through adopting above-mentioned technical scheme, drive the discharge plate through the electronic slider of second and move to the right, right side moves the in-process and pushes up the atress pole and drive the atress pole and move to the right side through the right-hand member of discharge plate, the link frame drives the extrusion piece and moves to the right side this moment, and then receive the briquetting to extrude downwards, the rack board descends in step, drive the downward angle modulation of filter under the meshing cooperation of gear, rack board, thereby be open-phase, the inside solid impurity of keeping somewhere of hot melt filtration frame drops at the discharge plate, carry left along the discharge plate of slope, and then concentrate the collection to solid impurity.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the secondary recycling rubber asphalt mixing device, in the mixing and stirring process, the mixing and stirring assembly is of a deformable structural design, the entering rubber asphalt melt is stirred normally in the stirring process, after the mixing and stirring are uniform, the mixing cylinder and the mixing and stirring assembly integrally rotate for one hundred eighty degrees, at the moment, the opening of the mixing cylinder faces downwards, the mixed liquid can fall down rapidly, the stirring arms are close to the side wall of the stirring main board, the melt adhered to the inner wall of the cylinder and the surface of the mixing and stirring assembly is scraped by the falling of the gravity of the scraper, after the falling and collecting of the melt are completed, the mixing cylinder rotates and resets, and the stirring arms are redeployed under the gravity extrusion of the gravity pushing piece to form a stirring state, and the next stirring is waited;

2. according to the secondary recycling rubber asphalt mixing and stirring device, crushing and hot melting treatment are carried out on the primarily entered rubber asphalt waste, so that solid impurities in the rubber asphalt waste are effectively removed, the purity of molten liquid entering a mixing cylinder is higher, and subsequent recycling is facilitated;

3. the secondary recycling rubber asphalt mixing and stirring device adopts the design concept of structural linkage among the stirring main board, the stirring arm and the gravity pushing piece,

4. according to the secondary recycling rubber asphalt mixing and stirring device, in a normal stirring process, the stirring arms which are not inverted are in an unfolded state at the two ends of the stirring main board, serve as stirring paddles, play a role in uniformly stirring, and in discharging, the stirring main board, the stirring arms and the gravity pushing pieces are integrally inverted, the stirring arms are close to and attached to two side walls of the stirring main board under the action of gravity, the close design facilitates smooth gravity descent of the wall scraping device so as to carry out scraping treatment, after discharging, the mixing barrel is rotated again and reset, at the moment, the descending gravity pushing pieces drive the extrusion frame to descend, the extrusion frame extrudes inclined surfaces of the extrusion grooves on the stirring arms so as to outwards extrude the stirring arms, so that the stirring arms are unfolded at a re-angle, and the double-structure form is suitable for stirring and subsequent discharging.

Drawings

The application will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of the structure of the present application;

FIG. 2 is a top view of the present application;

FIG. 3 is a schematic view of the structure between the feed inlet, the hot melt filter frame and the gathering port of the present application;

FIG. 4 is an enlarged view of a portion of the application at X of FIG. 3;

FIG. 5 is a schematic view of the structure between the feed inlet and the hot melt filter frame of the present application;

FIG. 6 is a cross-sectional view A-A of FIG. 2 in accordance with the present application;

FIG. 7 is a schematic view of the structure between the carriage and the mix blending assembly of the present application;

FIG. 8 is a schematic view of the structure of the gravity pushing piece of the present application;

fig. 9 is a schematic view of the movement state of the gravity pushing piece according to the present application.

Reference numerals illustrate: 1. a housing; 2. grinding type feed inlet; 21. a first electric slider; 22. a feed inlet; 23. a material sealing plate; 24. an electric grinding roller 24; 3. a hot melt filter frame; 31. a fixed frame; 32. an electric heating block; 33. a filter assembly; 331. a filter plate; 332. a rotating shaft; 333. a gear; 334. rack plate; 335. a fixed block; 336. a built-in spring; 337. pressing blocks; 34. a linkage frame; 35. extruding a block; 36. a force-bearing rod; 37. a return spring; 4. gathering ports; 41. a delivery port; 42. an annular sealing plate; 43. an L-shaped sliding arm; 44. a supporting block; 5. a carriage; 51. a U-shaped frame; 52. sliding the barb arm; 53. a discharge port; 6. a driving cylinder; 7. a mixing component; 71. a mixing cylinder; 72. a rotating electric machine; 73. a stirring motor; 74. stirring a main board; 75. a stirring arm; 76. a gravity pushing member; 761. a gravity block body; 762. an extrusion frame; 763. a sealing block; 77. a wall scraper; 771. a scraper ring; 772. a scraping frame; 8. a support frame; 9. a discharge assembly; 91. a bracket; 92. the second electric sliding block; 93. and a discharging tray.

Detailed Description

The application is described in further detail below with reference to fig. 1-9.

The embodiment of the application discloses a secondary recycling rubber asphalt mixing and stirring device which can separate solid impurities in rubber asphalt, improve the emptying rate of a mixing solution in a mixing cylinder 71 and greatly improve the practicability of the application.

Embodiment one:

referring to fig. 1, a secondary recycling rubber asphalt mixing device disclosed in this embodiment includes a housing 1, a grinding type feed inlet 2 capable of moving left and right is installed at the upper end of the housing 1, a hot-melt filtering frame 3 located below the grinding type feed inlet 2 is installed inside the housing 1, a gathering port 4 temporarily attached to the lower end surface of the hot-melt filtering frame 3 is connected with a sliding frame 5 in a vertically sliding fit manner, the sliding frame 5 is arranged inside the housing 1 in a vertically sliding manner, a driving cylinder 6 is connected between the side wall of the sliding frame 5 and the bottom of the housing 1, a rotatable mixing component 7 is arranged in the middle of the sliding frame 5, the housing 1 is installed on a supporting frame 8, a discharging component 9 is installed at the left end of the housing 1, and the discharging component 9 is connected with the hot-melt filtering frame 3 in a matching manner;

the mixing and stirring assembly 7 comprises a mixing barrel 71, a rotating motor 72, a stirring motor 73, a stirring main board 74, stirring arms 75, a gravity pushing piece 76 and the gravity pushing piece 76, wherein the mixing barrel 71 is rotationally connected with the sliding frame 5, the rotating motor 72 is installed on the outer side wall of the sliding frame 5, an output shaft of the rotating motor 72 is connected with the mixing barrel 71, the stirring motor 73 is installed at the lower end of the sliding frame 5, an output shaft of the stirring motor 73 is connected with the stirring main board 74, a rotating sliding block is arranged at the lower end of the stirring main board 74, the rotating sliding block is in rotationally matched connection with the sliding frame 5, the stirring arms 75 are symmetrically connected to the left side and the right side of the stirring main board 74 through pin shafts, the gravity pushing piece 76 is vertically arranged in an inner cavity of the stirring main board 74 in a sliding mode, and a wall scraping device 77 is arranged in the mixing barrel 71 in a sliding mode.

In the actual mixing and stirring process, rubber asphalt waste is poured into a grinding type feed inlet 2, crushed into small fragments and uniformly poured into the bottom of a hot melt filter frame 3 in a grinding mode, the rubber asphalt in the waste is hot melted into molten liquid by heating of the hot melt filter frame 3, then the molten liquid is filtered to enable unmelted solid impurities in the waste to be remained in the hot melt filter frame 3, the molten liquid enters a mixing cylinder 71 after flowing into a gathering port 4, a stirring main plate 74 and a stirring arm 75 are driven to rotate by a stirring motor 73, so that the molten liquid is further mixed and stirred, after the mixing is finished, the gathering port 4 and a sliding frame 5 are driven to descend by a driving cylinder 6 (particularly, in the early stage of descent, the gathering port 4 and the sliding frame 5 synchronously descend, at the moment, a gap is formed between the gathering port 4 and the hot melt filter frame 3, giving a space for the subsequent discharging component 9 to enter, stopping descending the gathering port 4 in the later descending stage, continuing descending the sliding frame 5, at the moment, generating a gap between the gathering port 4 and the sliding frame 5, giving a certain rotation space for the subsequent mixing barrel 71, then driving the mixing barrel 71 to rotate for one hundred eighty degrees through the rotating motor 72, enabling the opening of the mixing barrel 71 to face downwards, simultaneously scraping off the folded stirring main plate 74, the stirring arm 75 and the inner wall of the mixing barrel 71 through the gravity of the sliding wall scraper 77, sliding the molten liquid under the influence of gravity into the existing storage barrel below, sealing the storage barrel, then moving the lower end face of the hot-melt filter frame 3 through the right of the discharging component 9, at the moment, enabling the discharging component 9 to be positioned at the lower end of the hot-melt filter frame 3, enabling solid impurities remained on the hot-melt filter frame 3 to fall into the discharging component 9 and roll left for collection, according to the application, the waste is subjected to high-temperature treatment in a hot melting mode before mixing, so that solid impurities are separated, the purity of the rubber asphalt which is stirred later is higher, after stirring, the complete removal of liquid in the mixing cylinder 71 is ensured by adopting inversion and gravity scraping modes, and the recycling rate is improved.

In addition, in order to facilitate the gathering and conveying of the molten metal into the mixing drum 71, referring to fig. 3, the gathering port 4 includes a conveying port 41, an annular sealing plate 42, an L-shaped sliding arm 43, and a supporting block 44, the conveying port 41 of the funnel structure is mounted at the upper end of the annular sealing plate 42, the L-shaped sliding arms 43 are mounted at the left and right ends of the conveying port 41, the positions between the L-shaped sliding arm 43 and the supporting block 44 are corresponding, the supporting block 44 is mounted on the inner wall of the housing 1, the funnel structure of the conveying port 41 ensures that the molten metal is conveyed into the mixing drum 71 in a concentrated manner, and in a state that the annular sealing plate 42 is in sealing fit with the upper end of the mixing drum 71, the molten metal is prevented from splashing, and the heat insulation performance is improved.

Referring to fig. 2, the sliding frame 5 includes a U-shaped frame 51, a sliding barb arm 52, and a discharge port 53, the sliding barb arm 52 is mounted at the upper end of the U-shaped frame 51, the U-shaped frame 51 is mounted at the upper end of the discharge port 53, and the upper end of the sliding barb arm 52 temporarily supports the upper end of the L-shaped sliding arm 43.

When the cylinder 6 is driven to drive the gathering port 4 and the sliding frame 5 to descend, when the sliding reverse hook arm 52 props against the L-shaped sliding arm 43, the gathering port 4 and the sliding frame 5 are in a synchronous descending state, when the L-shaped sliding arm 43 contacts with the propping block 44, the L-shaped sliding arm 43, the conveying port 41 and the annular sealing plate 42 stop descending under the blocking of the propping block 44, at the moment, the sliding frame 5 still continues to descend, and after the gathering port 4 and the sliding frame 5 synchronously descend, the sliding frame 5 independently descends, so that smooth right movement of the discharging assembly 9 and smooth rotation of the mixing cylinder 71 are ensured.

Referring to fig. 7-9, the gravity pushing member 76 includes a gravity block main body 761, a pressing frame 762, and a sealing block 763, the gravity block main body 761 is disposed in the cavity of the stirring main board 74 in a vertically sliding manner, the pressing frame 762 is symmetrically disposed in the vertical direction of the gravity block main body 761, the pressing frame 762 is disposed in a clamping groove of the stirring main board 74 in a sliding manner, the sealing block 763 with an anti-seepage function is disposed at the upper and lower ends of the pressing frame 762, the sealing block 763 is disposed in a vertically sliding manner, so that the mixed liquid is prevented from leaking from the clamping groove into the cavity of the stirring main board 74, and the stirring arm 75 is provided with a pressing groove in a sliding manner.

The wall scraper 77 includes a scraping ring 771 and a scraping frame 772, the scraping ring 771 is arranged inside the mixing drum 71 in a vertically sliding manner, the scraping frame 772 is symmetrically arranged inside the scraping ring 771, and the scraping frame 772 is in a shape like a Chinese character 'ji'.

After the mixing cylinder 71 is inverted, the stirring arm 75 is close to the outer side wall of the stirring main plate 74 (the extrusion frame 762 is positioned in the extrusion groove), then the wall scraper 77 descends under the action of gravity, so that the inner wall of the mixing cylinder 71 and the exposed surface of the stirring arm 75 are scraped (the inner wall of the mixing cylinder 71 is scraped by the scraping ring 771, the exposed surface of the stirring arm 75 is scraped by the scraping frame 772), after the mixed molten liquid is poured out, the mixing cylinder 71 is reset and is reset, at the moment, the gravity block body 761 drives the extrusion frame 762 to descend under the influence of the gravity block body 761, and the extrusion frame 762 extrudes the inclined surface of the extrusion groove, so that the stirring arm 75 is extruded outwards, and the stirring arm 75 is unfolded at a re-angle.

Embodiment two:

referring to fig. 1 and 2, in order to separate solid impurities in the asphalt rubber according to the first embodiment, in the second embodiment, the grinding type feed port 2 includes a first electric slider 21, a feed port 22, a sealing plate 23, and an electric grinding roller 24, the first electric slider 21 is mounted at the upper end of the hot melt filter frame 3, the feed port 22 is disposed between the first electric sliders 21, the sealing plate 23 is symmetrically mounted at the left and right sides of the feed port 22, the sealing plate 23 is disposed so that the sealing effect at the upper end of the feed port 22 is improved, the storage temperature can be better, the electric grinding roller 24 is symmetrically mounted inside the feed port 22, and the electric grinding roller 24 rotates in opposite directions to grind the agglomerated asphalt rubber waste.

Referring to fig. 2 and 5, the hot-melt filter frame 3 includes a fixed frame 31, an electric heating block 32, a filter assembly 33, a linkage frame 34, an extrusion block 35, a stress rod 36 and a return spring 37, wherein the fixed frame 31 is installed in the shell 1, the electric heating block 32 is embedded in the peripheral side edge of the fixed frame 31, the filter assembly 33 is uniformly installed at the bottom of the fixed frame 31, the filter assembly 33 is in extrusion fit with the extrusion block 35, the extrusion block 35 is installed on the linkage frame 34 slidably arranged on the fixed frame 31, the stress rod 36 is installed at the right end of the linkage frame 34, the return spring 37 is connected between the linkage frame 34 and the outer wall of the fixed frame 31, and the return spring 37 plays a role in resetting.

The bottom surface of fixed frame 31 evenly install the slope piece, the staggered arrangement between slope piece and the filter component 33, the setting of slope piece makes when the filter component 33 is opened, solid impurity can fall smoothly.

Referring to fig. 6, the discharging assembly 9 includes a bracket 91, a second electric slider 92 and a discharging disc 93, the bracket 91 is mounted on the housing 1, the bracket 91 is arranged symmetrically in front and back, the second electric slider 92 is mounted in the bracket 91, the discharging disc 93 is disposed between the second electric sliders 92, the discharging disc 93 is of a gradually downward inclined structure from left to right, and the position between the discharging disc 93 and the stress rod 36 corresponds.

In the solid impurity separation process, put into pitch discarded object through feed inlet 22, decompose the pitch discarded object of big piece into the pitch discarded object of fritted piece through electronic grinding roller 24, simultaneously drive feed inlet 22 through first electronic slider 21 and slide, the pitch discarded object of fritted piece evenly falls on hot melt filter frame 3, through the heating of electronic heating piece 32, with the heat transfer to fixed frame 31 internal surface, and then become hot melt with pitch discarded object hot melt, the hot melt flows to the compounding section of thick bamboo 71 of below after passing through filter module 33, solid impurity is kept somewhere in the inside of fixed frame 31 at this moment, later stir the hot melt, pour and collect, afterwards, drive discharge tray 93 through second electronic slider 92 and move right to hot melt filter frame 3 below at the uniform velocity, right side in-hand member in-process, the right-hand member of discharge tray 93 pushes up atress pole 36 and drives atress pole 36 and move right, under the drive of linkage structure, the lower extreme opening of hot melt filter frame 3, solid impurity that keeps somewhere inside hot melt filter frame 3 drops in discharge tray 93, and carries left in order to tilt discharge tray 93, and concentrate solid impurity to collect.

Referring to fig. 4, the filter assembly 33 includes a filter plate 331, a rotating shaft 332, a gear 333, a rack plate 334, a fixed block 335, a built-in spring 336 and a pressure receiving block 337, an open slot is formed in the bottom of the fixed frame 31, the left and right ends of the open slot are connected with the rotating shaft 332 through bearings, the rotating shaft 332 is connected with the outer end of the filter plate 331, the front and rear ends of the rotating shaft 332 are symmetrically provided with the gear 333, the rack plate 334 meshed with the gear 333 is arranged on the fixed frame 31 in a vertically sliding manner, the built-in spring 336 is connected between the fixed frame 31 and the fixed block 335 fixed on the outer wall of the fixed frame 31, the built-in spring 336 plays a role of elastic reset, the pressure receiving block 337 is arranged at the upper end of the rack plate 334, and the pressure receiving block 337 is matched with the pressure receiving block 35 in a pressing manner.

The second electric sliding block 92 drives the discharging plate 93 to move right, the right end of the discharging plate 93 is propped against the stressed rod 36 and drives the stressed rod 36 to move right until the stressed rod moves to the rightmost side, the linkage frame 34 drives the extrusion block 35 to move right at the moment, the extrusion block 337 is pressed downwards, the rack plate 334 descends synchronously, the filter plate 331 is driven to adjust the downward angle under the meshing cooperation of the gear 333 and the rack plate 334, so that the hot-melt filter frame 3 is in an opened state, solid impurities remained in the hot-melt filter frame 3 fall on the discharging plate 93, are conveyed leftwards along the inclined discharging plate 93, and further the solid impurities are collected in a concentrated mode.

The implementation principle of the embodiment is as follows:

firstly, pouring rubber asphalt waste into a grinding type feed inlet 2, grinding the rubber asphalt waste into small fragments in a grinding mode, and uniformly pouring the small fragments into the bottom of a hot melt filter frame 3;

step two, the rubber asphalt part in the waste materials is hot-melted into molten liquid through heat transfer of an electric heating block 32 in the hot-melting filter frame 3, and unmelted solid impurities are left in the hot-melting filter frame 3;

step three, the molten liquid flows into the gathering port 4 and then enters the mixing cylinder 71, and the stirring motor 73 drives the stirring main plate 74 and the stirring arm 75 to rotate, so that the molten liquid is further mixed and stirred;

step four, after the material mixing is finished, the gathering port 4 and the sliding frame 5 are driven to descend by the driving air cylinder 6, then the material mixing cylinder 71 is driven to rotate for one hundred eighty degrees by the rotating motor 72, so that the opening of the material mixing cylinder 71 faces downwards, meanwhile, the closed stirring main plate 74, the stirring arm 75 and the inner wall of the material mixing cylinder 71 are scraped by means of downward sliding of the gravity of the wall scraper 77, and molten liquid slides into the existing storage barrel below under the influence of the gravity, and the storage barrel is sealed;

and fifthly, opening the lower end face of the hot melt filter frame 3 through right movement of the discharging component 9, wherein the discharging component 9 is positioned at the lower end of the hot melt filter frame 3, and solid impurities remained on the hot melt filter frame 3 fall into the discharging component 9 and roll left to collect.

While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.

Claims

1. The utility model provides a secondary recovery rubber asphalt compounding mixing device, includes shell (1), its characterized in that: the grinding type feeding port (2) capable of moving left and right is arranged at the upper end of the shell (1), the hot-melt filtering frame (3) positioned below the grinding type feeding port (2) is arranged inside the shell (1), the gathering port (4) temporarily attached to the lower end face of the hot-melt filtering frame (3) is connected with the sliding frame (5) in a vertically sliding fit manner, the sliding frame (5) is arranged inside the shell (1) in a vertically sliding manner, the driving air cylinder (6) is connected between the side wall of the sliding frame (5) and the bottom of the shell (1), the rotatable mixing and stirring assembly (7) is arranged in the middle of the sliding frame (5), the shell (1) is arranged on the supporting frame (8), the discharging assembly (9) is arranged at the left end of the shell (1), and the discharging assembly (9) is connected with the hot-melt filtering frame (3) in a matching manner.

The mixing and stirring assembly (7) comprises a mixing barrel (71), a rotating motor (72), a stirring motor (73), a stirring main board (74), a stirring arm (75), a gravity pushing piece (76) and a wall scraping device (77), wherein the mixing barrel (71) is in rotary connection with a sliding frame (5), the rotating motor (72) is installed on the outer side wall of the sliding frame (5), an output shaft of the rotating motor (72) is connected with the mixing barrel (71), the stirring motor (73) is installed at the lower end of the sliding frame (5), an output shaft of the stirring motor (73) is connected with the stirring main board (74), a rotating sliding block is arranged at the lower end of the stirring main board (74), the rotating sliding block is in rotary fit connection with the sliding frame (5), the stirring arm (75) is symmetrically connected to the left side and the right side of the stirring main board (74) through a pin shaft, the gravity pushing piece (76) is arranged in the inner cavity of the stirring main board (74) in a sliding manner, and the wall scraping device (77) is arranged in the mixing barrel (71) in a sliding manner.

The gravity pushing piece (76) comprises a gravity block main body (761), an extrusion frame (762) and a sealing block (763), wherein the gravity block main body (761) is arranged in an inner cavity of the stirring main board (74) in a vertically sliding mode, the extrusion frame (762) is symmetrically arranged on the gravity block main body (761) in a vertically symmetrical mode, the extrusion frame (762) is arranged in a clamping groove of the stirring main board (74) in a sliding mode, and the sealing block (763) with an anti-seepage effect is arranged at the upper end and the lower end of the extrusion frame (762);

the stirring arm (75) is provided with an extrusion groove, and the extrusion groove is in extrusion sliding fit with the extrusion frame (762).

2. The secondary recycling rubber asphalt mixing device according to claim 1, wherein: the grinding type feeding port (2) comprises a first electric sliding block (21), a feeding port (22), a material sealing plate (23) and electric grinding rollers (24), wherein the first electric sliding block (21) is arranged at the upper end of the hot melting filtering frame (3), the feeding port (22) is arranged between the first electric sliding blocks (21), the material sealing plate (23) is symmetrically arranged on the left side and the right side of the feeding port (22), and the electric grinding rollers (24) are symmetrically arranged inside the feeding port (22).

3. The secondary recycling rubber asphalt mixing device according to claim 1, wherein: the hot melt filter frame (3) comprises a fixed frame (31), an electric heating block (32), a filter assembly (33), a linkage frame (34), an extrusion block (35), a compression rod (36) and a return spring (37), wherein the fixed frame (31) is arranged in the shell (1), the electric heating block (32) is embedded in the side edge of the periphery of the fixed frame (31), the filter assembly (33) is uniformly arranged at the bottom of the fixed frame (31), the filter assembly (33) is in extrusion fit with the extrusion block (35), the extrusion block (35) is arranged on the linkage frame (34) which is slidably arranged on the fixed frame (31), the compression rod (36) is arranged at the right end of the linkage frame (34), and the return spring (37) is connected between the linkage frame (34) and the outer wall of the fixed frame (31);

the bottom surface of fixed frame (31) evenly install the slope piece, the staggered arrangement between slope piece and the filtration subassembly (33).

4. A secondary recycling rubber asphalt mixing apparatus according to claim 3, wherein: the filter assembly (33) comprises a filter plate (331), a rotating shaft (332), a gear (333), a rack plate (334), a fixed block (335), a built-in spring (336) and a pressed block (337), an open slot is formed in the bottom of the fixed frame (31), the rotating shaft (332) is connected with the left end and the right end of the open slot through bearings, the rotating shaft (332) is connected with the outer end of the filter plate (331), the gear (333) is symmetrically arranged at the front end and the rear end of the rotating shaft (332), the rack plate (334) meshed with the gear (333) is arranged on the fixed frame (31) in a vertical sliding mode, the built-in spring (336) is connected between the fixed frame (31) and the fixed block (335) fixed on the outer wall of the fixed frame (31), the pressed block (337) is arranged at the upper end of the rack plate (334), and the pressed block (337) is matched with the pressed block (35) in a pressing mode.

5. The secondary recycling rubber asphalt mixing device according to claim 1, wherein: the gathering port (4) comprises a conveying port (41), an annular sealing plate (42), L-shaped sliding arms (43) and a propping block (44), the conveying port (41) of the funnel structure is arranged at the upper end of the annular sealing plate (42), the L-shaped sliding arms (43) are arranged at the left end and the right end of the conveying port (41), the positions between the L-shaped sliding arms (43) and the propping block (44) are corresponding, and the propping block (44) is arranged on the inner wall of the shell (1).

6. The secondary recycling rubber asphalt mixture mixing device according to claim 5, wherein: the sliding frame (5) comprises a U-shaped frame (51), a sliding barb arm (52) and a discharge hole (53), wherein the sliding barb arm (52) is arranged at the upper end of the U-shaped frame (51), the U-shaped frame (51) is arranged at the upper end of the discharge hole (53), and the upper end of the sliding barb arm (52) temporarily supports the upper end of the L-shaped sliding arm (43).

7. The secondary recycling rubber asphalt mixing device according to claim 1, wherein: the wall scraper (77) comprises a scraping ring (771) and a scraping frame (772), wherein the scraping ring (771) is arranged inside the mixing barrel (71) in a vertical sliding mode, the scraping frame (772) is symmetrically arranged inside the scraping ring (771), and the scraping frame (772) is of a Chinese character 'ji' shape.

8. A secondary recycling rubber asphalt mixing apparatus according to claim 3, wherein: the discharging assembly (9) comprises a support (91), second electric sliding blocks (92) and a discharging disc (93), wherein the support (91) is arranged on the shell (1), the support (91) is arranged symmetrically front and back, the second electric sliding blocks (92) are arranged in the support (91), the discharging disc (93) is arranged between the second electric sliding blocks (92), the discharging disc (93) is of a gradually downward-inclined structure from left to right, and the discharging disc (93) corresponds to the position between the compression bar (36).