CN114082639B - Grit sorting unit for civil engineering - Google Patents
Grit sorting unit for civil engineering Download PDFInfo
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- CN114082639B CN114082639B CN202111389925.6A CN202111389925A CN114082639B CN 114082639 B CN114082639 B CN 114082639B CN 202111389925 A CN202111389925 A CN 202111389925A CN 114082639 B CN114082639 B CN 114082639B
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- fixed
- screening
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- rod
- sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Abstract
The invention relates to the technical field of civil engineering, in particular to a sand and stone sorting device for civil engineering, which comprises a base, wherein a portal frame is fixed on the base, and the sand and stone sorting device further comprises: the screening mechanism is arranged on the base and used for efficiently screening sand and stone materials; the screening mechanism is in transmission connection with the intermittent feeding mechanism and drives the intermittent feeding mechanism to intermittently convey the gravel to the screening mechanism while screening the gravel; the dust removal mechanism is arranged on the base, the screening mechanism is in transmission connection with the dust removal mechanism, and the screening mechanism screens sand and stone materials and meanwhile drives the dust removal mechanism to collect dust generated by the operation of the screening mechanism and the intermittent feeding mechanism. This grit sorting unit for civil engineering can avoid the grit material to pile up to grit material screening in-process, improves screening efficiency and effect to the grit material to the dust that produces in the grit material screening process is collected, the protection operation environment.
Description
Technical Field
The invention relates to the technical field of civil engineering, in particular to a sand and stone sorting device for civil engineering.
Background
At civil engineering construction's in-process, need use a large amount of grit materials, because the construction requirements of difference need not be different to the granularity of grit, the stone of equidimension not can be used as different functions, consequently need select separately the grit material to separate out the grit granule of different particle diameter scope.
Present grit sorting equipment is lower to the sorting efficiency of grit to cause the grit to pile up when the pay-off easily, thereby lead to selecting separately the effect relatively poor, efficiency is lower, selects separately the in-process moreover and produces the dust and be not convenient for collect, and the loss causes the pollution to the air in the air, in view of this, we provide a grit sorting unit for civil engineering.
Disclosure of Invention
The invention aims to provide a sand and stone sorting device for civil engineering to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a grit sorting unit for civil engineering, includes the base, is fixed with the portal frame on the base, still includes:
the screening mechanism is arranged on the base and is used for efficiently screening the sand and stone materials;
the screening mechanism is in transmission connection with the intermittent feeding mechanism and drives the intermittent feeding mechanism to intermittently convey the sandstone materials to the screening mechanism while screening the sandstone materials;
the dust removal mechanism is arranged on the base, the screening mechanism is in transmission connection with the dust removal mechanism, and the screening mechanism screens sand and stone materials and meanwhile drives the dust removal mechanism to collect dust generated by the operation of the screening mechanism and the intermittent feeding mechanism.
Preferably, the screening mechanism comprises a motor and a screening box, the motor is fixed on the portal frame, a first shaft rod and a second shaft rod are coaxially and fixedly connected to two side walls of the screening box, the first shaft rod penetrates through the first support and can rotate around the axis of the first support and slide along the axial straight line of the first support, the second shaft rod penetrates through the third support and can rotate around the axis of the third support and slide along the axial straight line of the third support, and the first support and the third support are both fixed on the base.
Preferably, be fixed with first sieve and the second sieve that the slope set up on the screening incasement wall, and first sieve is located second sieve top, the lower extreme of first sieve is fixed with stock guide one, and stock guide one is located first material box top that connects, the lower extreme of second sieve is fixed with stock guide two, stock guide two is located the second and connects the workbin top, the lower extreme opening of screening case, and the opening is located the third and connects the workbin top, first material box that connects, second material box and third connect the workbin and all fix on the base.
Preferably, an output shaft of the motor is in transmission connection with the rotating shaft, the rotating shaft is fixedly connected to the second support in a rotating mode, the second support is fixed to the base, the rotating shaft, the first shaft rod and the second shaft rod share the central axis, the first rotating roller and the second rotating roller are coaxially and fixedly connected to the rotating shaft, the first rotating roller is in transmission connection with the first shaft rod and the dust removing mechanism respectively, and the second rotating roller is in transmission connection with the intermittent feeding mechanism.
Preferably, intermittent type formula feeding mechanism is including fixing the hopper on the portal frame, and the lower extreme of hopper is fixed with row material pipe, and the grit material in the hopper is carried to the screening incasement through arranging the material pipe, is fixed with the guide bar on the crossbeam of portal frame, and guide bar lower extreme sliding connection has the straight line shape rack, the one end fixed connection valve plate of straight line shape rack, the other end is connected with the stand of portal frame through the spring, valve plate sliding connection is on row material pipe's lateral wall to can be to arranging the shutoff of material pipe.
Preferably, a first annular groove is formed in the first rotating roller, the first annular groove is arranged in a sine curve shape when the side wall of the first rotating roller is in an unfolded state, a second pull rod penetrates through and is connected with the second support in a sliding mode, a first sliding rod is fixed at one end of the second pull rod, the first sliding rod is inserted into the first annular groove and can slide in the first annular groove, a first pull rod is fixed at the other end of the second pull rod, a first shaft rod penetrates through and is connected with the first pull rod in a fixed-axis rotating mode, two limiting convex rings are fixed on the first shaft rod and are respectively located on two sides of the first pull rod, a cross brace is fixed on the third support, a second sliding rod is fixed on the cross brace, a third rotating roller is coaxially fixed on the second shaft rod, a second annular groove is formed in the third rotating roller, the trend of the second annular groove is arranged in a V-shaped trend when the side wall of the third rotating roller is in an unfolded state, and the second sliding rod is inserted into the second annular groove and can slide in the second annular groove.
Preferably, one end of the second rotating roller is fixed with an annular bulge, the other end of the second rotating roller is coaxially and fixedly connected with the first gear, one end, close to the annular bulge, of the side wall of the second rotating roller is fixed with a lug, the outline of the lug is arranged in a parabola trend when the side wall of the second rotating roller is in an unfolded state, a hanging rod is fixed on a cross beam of the portal frame, the lower end fixed shaft of the hanging rod rotates to be connected with the middle of the shifting lever, the lower end fixed shaft of the shifting lever is actively connected with a roller, the roller can roll along the outline of the lug and the outline of the annular bulge, the upper end of the shifting lever is fixed with an arc-shaped rack, the circle center of the arc-shaped rack is located on the rotating axis of the shifting lever, and the arc-shaped rack is meshed with the linear-shaped rack and linked.
Preferably, the fixed shaft on the first support is rotatably connected with a reciprocating screw rod, one end of the reciprocating screw rod is coaxially and fixedly connected with a second gear, the second gear is meshed with the first gear, the reciprocating screw rod is sleeved with a sliding sleeve which is in sliding connection with the first gear, the sliding sleeve is hinged with the material stirring plate through a connecting rod, and the fixed shaft at one end of the material stirring plate is rotatably connected to the lower port of the material discharging pipe.
Preferably, dust removal mechanism is including fixing water tank and a plurality of suction hood on the base, and is a plurality of the suction hood sets up the position department that the dust dissipates on hopper and screening case respectively, and the lateral wall upper surface of water tank is fixed with the pump impeller, and the inside impeller of pump impeller passes through bevel gear group and changes a transmission connection of roller, fixes on the lateral wall of pump impeller and connects breather pipe one, and the one end and each suction hood of trachea one are linked together, and the other end is linked together with the sleeve that is fixed in water tank lateral wall bottom surface, fixes on the roof of water tank and connects breather pipe two.
Preferably, the sleeve is internally inserted and connected with the pipe shaft in a fixed-shaft rotating mode, the pipe shaft is located inside the water tank, the upper end of the pipe shaft is fixed and communicated with the shunt air pipe, air holes are formed in the side wall of the shunt air pipe, and the impeller is in transmission connection with the shunt air pipe.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the grit materials are sorted by the screening mechanism, and the grit materials in the screening box continuously shake in the rotation axis direction while reciprocating shake in the horizontal direction in the screening process, so that the grit materials can be rapidly dispersed on the corresponding screen plates, the accumulation of the grit materials is avoided, and the screening efficiency and effect of the grit materials are improved.
According to the invention, the screening mechanism screens the sand and stone, and simultaneously drives the intermittent feeding mechanism to intermittently feed the sand and stone, and the sand and stone entering the screening box are shaken and dispersed in the feeding process, so that the sand and stone are prevented from being accumulated due to excessive sand and stone, and the sorting efficiency and effect of the screening box on the sand and stone are ensured.
According to the invention, the screening mechanism screens the sand and stone materials and simultaneously drives the dust removal mechanism to collect dissipated dust and purify air, so that dust generated in the sand and stone material sorting process is greatly reduced, and the operation environment is protected.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the final assembly of the present invention;
FIG. 2 is a schematic cross-sectional view of the water tank of the present invention;
FIG. 3 is a schematic view of an expanded structure of a roller according to the present invention;
FIG. 4 is a schematic view of the second roller of the present invention;
fig. 5 is a schematic view of a three-roll development structure in the present invention.
In the figure: 1. a base; 2. a first bracket; 3. a first pull rod; 4. a first gear; 5. a roller; 6. a bump; 7. a second pull rod; 8. a first sliding rod; 9. a second bracket; 10. a first trachea; 11. a sleeve; 12. a water tank; 13. a second trachea; 14. a pump impeller; 15. a bevel gear set; 16. a motor; 17. rotating a first roller; 18. a first ring groove; 19. a rotating shaft; 20. rotating a second roller; 21. a spring; 22. a boom; 23. a linear rack; 24. a deflector rod; 25. a second gear; 26. a limit convex ring; 27. a connecting rod; 28. a guide rod; 29. a valve plate; 30. a hopper; 31. a discharge pipe; 32. a kick-out plate; 33. a sliding sleeve; 34. a reciprocating screw rod; 35. a first shaft lever; 36. a second material guide plate; 37. a second material receiving box; 38. a third material receiving box; 39. a first material receiving box; 40. a third bracket; 41. a second screen deck; 42. a first material guide plate; 43. a first screen deck; 44. screening the box; 45. a second shaft lever; 46. rotating a roller III; 47. a second ring groove; 48. a gantry; 49. a cross brace; 50. a second sliding rod; 51. a tubular shaft; 52. a gas distributing pipe; 53. air holes; 54. a circular arc-shaped rack; 55. an annular projection; 56. a dust hood.
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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a grit sorting unit for civil engineering, includes base 1, is fixed with portal frame 48 on the base 1, still includes:
the screening mechanism is arranged on the base 1 and is used for efficiently screening sand and stone materials;
the screening mechanism is in transmission connection with the intermittent feeding mechanism and drives the intermittent feeding mechanism to intermittently convey the sand and stone to the screening mechanism while screening the sand and stone;
the dust removal mechanism is arranged on the base 1, the screening mechanism is in transmission connection with the dust removal mechanism, and the screening mechanism screens sand and stone materials and simultaneously drives the dust removal mechanism to collect dust generated by the operation of the screening mechanism and the intermittent feeding mechanism.
In this embodiment, the screening mechanism includes a motor 16 and a screening box 44, the motor 16 is fixed on a gantry 48, a first shaft rod 35 and a second shaft rod 45 are coaxially and fixedly connected to two side walls of the screening box 44, the first shaft rod 35 penetrates through the first bracket 2 and can rotate around its own axis and linearly slide along its axial direction on the first bracket 2, the second shaft rod 45 penetrates through the third bracket 40 and can rotate around its own axis and linearly slide along its axial direction on the third bracket 40, both the first bracket 2 and the third bracket 40 are fixed on the base 1, a first screen plate 43 and a second screen plate 41 which are obliquely arranged are fixed on the inner wall of the screening box 44, the first screen plate 43 is located above the second screen plate 41, a first material guide plate 42 is fixed on the lower end of the first screen plate 43, the first material guide plate 42 is located above the first material receiving box 39, a second material guide plate 36 is fixed on the lower end of the second screen plate 41, the second material guide plate 36 is located above the second material receiving box 37, the lower end of the screening box 44 is open, the opening is positioned above the third material receiving box 38, the first material receiving box 39, the second material receiving box 37 and the third material receiving box 38 are all fixed on the base 1, the output shaft of the motor 16 is in transmission connection with the rotating shaft 19, the rotating shaft 19 is in fixed-shaft rotation connection with the second bracket 9, the second bracket 9 is fixed on the base 1, the rotating shaft 19 shares a central axis with the first shaft lever 35 and the second shaft lever 45, the rotating shaft 19 is coaxially and fixedly connected with the first rotating roller 17 and the second rotating roller 20, the first rotating roller 17 is in transmission connection with the first shaft lever 35 and the dedusting mechanism, the second rotating roller 20 is in transmission connection with the intermittent feeding mechanism, the first rotating roller 17 is provided with a first annular groove 18, the trend of the first annular groove 18 is in sine curve trend when the side wall of the first rotating roller 17 is in an unfolded state, the second bracket 9 is in penetrating and sliding connection with a second pull rod 7, one end of the second pull rod 7 is fixed with a first slide rod 8, the first sliding rod 8 is inserted into the first ring groove 18 and can slide in the first ring groove 18, the other end of the second pulling rod 7 is fixedly provided with the first pulling rod 3, the first shaft rod 35 penetrates through and is connected to the first pulling rod 3 in a fixed-shaft rotating mode, the first shaft rod 35 is fixedly provided with two limiting convex rings 26, the two limiting convex rings 26 are respectively located on two sides of the first pulling rod 3, a cross brace 49 is fixedly arranged on a third support 40, a second sliding rod 50 is fixedly arranged on the cross brace 49, a third rotating roller 46 is coaxially fixed on the second shaft rod 45, a second ring groove 47 is formed in the third rotating roller 46, the trend of the second ring groove 47 is arranged in a V-shaped trend when the side wall of the third rotating roller 46 is in an unfolded state, and the second sliding rod 50 is inserted into the second ring groove 47 and can slide in the second ring groove 47.
In this embodiment, the intermittent feeding mechanism includes a hopper 30 fixed on a portal frame 48, a discharge pipe 31 is fixed at the lower end of the hopper 30, sand and stone in the hopper 30 is conveyed into a screening box 44 through the discharge pipe 31, a guide rod 28 is fixed on a cross beam of the portal frame 48, a linear rack 23 is slidably connected at the lower end of the guide rod 28, one end of the linear rack 23 is fixedly connected with a valve plate 29, the other end is connected with a column of the portal frame 48 through a spring 21, the valve plate 29 is slidably connected on the side wall of the discharge pipe 31 and can block the discharge pipe 31, an annular protrusion 55 is fixed at one end of a second rotating roller 20, a first gear 4 is coaxially and fixedly connected at the other end, a lug 6 is fixed at one end of the side wall of the second rotating roller 20 close to the annular protrusion 55, the contour of the lug 6 is arranged in a parabolic trend when the side wall of the second rotating roller 20 is in an unfolded state, a boom 22 is fixed on a cross beam of the portal frame 48, the lower end dead axle of the boom 22 is rotatably connected with the middle part of a deflector rod 24, the lower end dead axle of the deflector rod 24 is actively connected with a roller 5, the roller 5 can roll along the contour of a bump 6 and the contour of an annular bulge 55, the upper end of the deflector rod 24 is fixedly provided with a circular arc-shaped rack 54, the circle center of the circular arc-shaped rack 54 is positioned on the rotating axis of the deflector rod 24, the circular arc-shaped rack 54 is meshed and linked with a linear rack 23, a reciprocating screw rod 34 is rotatably connected on a first support 2, one end of the reciprocating screw rod 34 is coaxially and fixedly connected with a second gear 25, the second gear 25 is meshed and connected with a first gear 4, the reciprocating screw rod 34 is sleeved with a sliding sleeve 33 which is in sliding connection with a matched manner, the sliding sleeve 33 is hinged with a deflector plate 32 through a connecting rod 27, and one end dead axle of the deflector plate 32 is rotatably connected with the lower port of a discharge pipe 31.
In this embodiment, the dust removing mechanism includes a water tank 12 fixed on the base 1 and a plurality of dust hoods 56, the dust hoods 56 are respectively disposed at positions where dust on the hopper 30 and the screening box 44 is dissipated, a pump impeller 14 is fixed on the outer side wall upper surface of the water tank 12, an impeller inside the pump impeller 14 is in transmission connection with a first rotating roller 17 through a bevel gear set 15, a first ventilating pipe 10 is fixed on the side wall of the pump impeller 14, one end of the first ventilating pipe 10 is communicated with each dust hood 56, the other end of the first ventilating pipe is communicated with a sleeve 11 fixed on the bottom surface of the outer side wall of the water tank 12, a second ventilating pipe 13 is fixed on the top wall of the water tank 12, a pipe shaft 51 is inserted into the sleeve 11 and is connected with the sleeve in a fixed-axis rotating manner, the pipe shaft 51 is located inside the water tank 12, the upper end of the pipe shaft 51 is fixed and communicated with a diversion pipe 52, an air hole 53 is formed in the side wall of the diversion pipe 52, and the impeller is in transmission connection with the diversion pipe 52.
The invention has the advantages that: this grit sorting unit for civil engineering is when selecting separately the grit material, the working process as follows:
as shown in fig. 1, the motor 16 is started to operate, and the gravel material to be sorted is conveyed into the hopper 30 through the lifting device, and the gravel material in the hopper 30 is thrown into the screening box 44 through the discharging pipe 31, the gravel material is screened by the first screen plate 43 so that the larger-sized gravel material is blocked and conveyed into the first material receiving box 39 through the first material guide plate 42, the gravel material falling from the screen holes of the first screen plate 43 is screened by the second screen plate 41 so that the medium-sized gravel material is blocked and conveyed into the first material receiving box 39 through the second material guide plate 36, the smaller-sized gravel material falling from the screen holes of the second screen plate 41 falls into the third material receiving box 38 through the lower end opening of the screening box 44, so that the screening of the gravel material is realized, and the first screen plate 43 and the second screen plate 41 are obliquely arranged at an inclination angle of-30 ° to facilitate the rolling dispersion of the gravel material, thereby improving the screening efficiency and the effect.
As shown in fig. 1 and 3, after the motor 16 is started, the first rotating roller 17 is synchronously driven to rotate through the rotating shaft 19, so that the first rotating roller 17 rotates and simultaneously the second pull rod 7 performs reciprocating horizontal movement on the second bracket 9 through the action of the first annular groove 18 and the first sliding rod 8, the second pull rod 7 applies force to the first shaft rod 35 through the first pull rod 3, the first shaft rod 35 is synchronously driven to perform reciprocating horizontal movement on the first bracket 2, the first pull rod 3 and the first shaft rod 35 are prevented from loosening through the two limiting convex rings 26 on the first shaft rod 35, the force application stability and reliability of the first pull rod 3 to the first shaft rod 35 are improved, the first shaft rod 35 synchronously drives the screening box 44 to perform reciprocating horizontal movement, sand in the screening box 44 continuously shakes in the horizontal direction, the sand and stone can be rapidly dispersed on a corresponding screen plate, the sand and stone accumulation is avoided, and the screening efficiency and effect of the sand and stone are improved.
As described above, while the screening box 44 performs the reciprocating movement in the horizontal direction, the screening box 44 synchronously drives the third rotating roller 46 to perform the reciprocating horizontal movement through the second shaft rod 45, as shown in fig. 1 and 5, so that the third rotating roller 46 performs the reciprocating rotation around the central axis of the third rotating roller 46 under the action of the second ring groove 47 and the second sliding rod 50, and further the third rotating roller 46 drives the screening box 44 to perform the reciprocating rotation around the central axis of the second shaft rod 45 through the second shaft rod 45, so that the gravel material in the screening box 44 continuously shakes in the rotation axis direction while performing the reciprocating shaking in the horizontal direction, and further the gravel material can be rapidly dispersed on the corresponding screening plates, and the screening efficiency and the screening effect on the gravel material are further improved.
As shown in fig. 1 and 4, the rotating shaft 19 drives the first rotating roller 17 to rotate and simultaneously drives the second rotating roller 20 to rotate, so that the second rotating roller 20 synchronously drives the projection 6 to rotate, when the contour of the projection 6 is in contact with the roller 5, the projection 6 applies a rightward thrust to the lower end of the shift lever 24 through the roller 5, the lower end of the shift lever 24 is pushed to the right and the shift lever 24 drives the circular-arc-shaped rack 54 to rotate counterclockwise, so that the circular-arc-shaped rack 54 drives the linear rack 23 to move to the left and simultaneously compresses the spring 21 to obtain a restoring force, the linear rack 23 synchronously drives the valve plate 29 to move to the left while moving to the left, the valve plate 29 does not block the discharge pipe 31, the sand and stone in the hopper 30 is fed into the screening box 44 through the circular-shaped rack 31, when the thrust of the projection 6 to the roller 5 is reduced, the linear rack 23 moves to the right under the restoring force of the spring 21, and the linear rack 23 synchronously drives the valve plate 29 to block the discharge pipe 31, thereby stopping the sand and further stopping the sand and stone feeding to the sand feeding to the screening box 44, and the right movement of the linear rack 54 drives the roller 24 to rotate clockwise and the roller 24 to drive the valve plate 29 to block the stone so as to prevent the stone from intermittently stacking effect in the sand and the sand discharging box 44, thereby realizing the intermittent sand and the intermittent sand sorting efficiency of the intermittent sand sorting process, and the intermittent sand sorting box, and the intermittent sand sorting efficiency.
As mentioned above, the second rotating roller 20 rotates and simultaneously drives the second gear 25 to rotate through the first gear 4, so that the second gear 25 synchronously drives the reciprocating screw rod 34 to rotate, the sliding sleeve 33 drives the material poking plate 32 to continuously swing up and down at the lower port of the material discharging pipe 31 through the connecting rod 27, the material poking plate 32 is used for shaking and scattering sand and stone discharged from the material discharging pipe 31, and then the sand and stone fall into the screening box 44 in a scattered manner, so that the sand and stone are further prevented from being accumulated, and the screening efficiency and the screening effect on the sand and stone are improved.
As shown in fig. 1 and 2, each dust hood 56 is disposed at a position where dust is dissipated on the hopper 30 and the screening box 44, such as an upper opening of the hopper 30, a discharge opening of the discharge pipe 31, an upper opening of the screening box 44, each material guide plate, a lower opening of the screening box 44, and the like, rotation of the first rotary roller 17 synchronously drives the impeller inside the pump 14 to rotate through the bevel gear set 15, so that the impeller sucks and collects the dust dissipated at each dust hood 56 through the first air pipe 10, conveys the dust into the sleeve 11 through the first air pipe 10, enters the diversion air pipe 52 through the pipe shaft 51, and finally conveys the dust into water through each air hole 53, the dust is collected by the water, air is purified, and the purified air is discharged through the second air pipe 13, thereby greatly reducing dust generation during sand sorting, protecting an operating environment, and the rotation of the impeller synchronously drives the diversion air pipe 52 to rotate, so that the air can be uniformly dispersed in the water, and improving an air purification effect.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Claims (7)
1. The utility model provides a grit sorting unit for civil engineering, includes base (1), be fixed with portal frame (48) on base (1), its characterized in that: further comprising:
the screening mechanism is arranged on the base (1) and is used for efficiently screening the sand and stone materials;
the screening mechanism is in transmission connection with the intermittent feeding mechanism and drives the intermittent feeding mechanism to intermittently convey the sand and stone to the screening mechanism while screening the sand and stone;
the screening mechanism is in transmission connection with the dust removing mechanism and is used for screening sand and stone materials and simultaneously driving the dust removing mechanism to collect dust generated by the operation of the screening mechanism and the intermittent feeding mechanism;
the screening mechanism comprises a motor (16) and a screening box (44), the motor (16) is fixed on a portal frame (48), a first shaft rod (35) and a second shaft rod (45) are coaxially and fixedly connected to two side walls of the screening box (44), the first shaft rod (35) penetrates through a first support (2), can rotate around the axis of the first support (2) and linearly slide along the axial direction of the first support, the second shaft rod (45) penetrates through a third support (40), can rotate around the axis of the third support (40) and linearly slide along the axial direction of the third support, and the first support (2) and the third support (40) are both fixed on the base (1);
an output shaft of the motor (16) is in transmission connection with a rotating shaft (19), the rotating shaft (19) is fixedly connected to a second support (9) in a rotating mode, the second support (9) is fixed on the base (1), the rotating shaft (19), a first shaft rod (35) and a second shaft rod (45) share a central axis, a first rotating roller (17) and a second rotating roller (20) are coaxially and fixedly connected to the rotating shaft (19), the first rotating roller (17) is in transmission connection with the first shaft rod (35) and the dust removal mechanism respectively, and the second rotating roller (20) is in transmission connection with the intermittent feeding mechanism;
seted up annular one (18) on rotor one (17), the trend of annular one (18) is the sinusoidal trend setting when rotor one (17) lateral wall development state, run through and sliding connection pull rod two (7) on support two (9), the one end of pull rod two (7) is fixed with slide bar (8), slide bar (8) are pegged graft in annular one (18) and can slide in annular one (18), the other end of pull rod two (7) is fixed with pull rod one (3), axostylus axostyle one (35) run through and the dead axle rotates to be connected on pull rod one (3), and is fixed with two spacing bulge loops (26) on axostylus axostyle one (35), two spacing bulge loop (26) are located the both sides of pull rod one (3) respectively, be fixed with stull (49) on support three (40), and be fixed with slide bar two (50) on stull (49), the axostylus axostyle is fixed with rotor three (46) on two (45), and has seted up three rotor (46) and has run towards two annular (47) and move towards two, and two annular (47) the roll is the inward slip ring (47) and is the annular two (47) and is the state and can be two annular V-shaped in slide bar (47) when the lateral wall (47) the annular one (35).
2. The sand sorting device for civil engineering as claimed in claim 1, wherein: screening case (44) inner wall is last to be fixed with first sieve (43) and second sieve (41) that the slope set up, and first sieve (43) is located second sieve (41) top, the lower extreme of first sieve (43) is fixed with stock guide (42), and stock guide (42) are located first material receiving box (39) top, the lower extreme of second sieve (41) is fixed with stock guide two (36), stock guide two (36) are located the second and connect material box (37) top, the lower extreme opening of screening case (44), and the opening is located the third and connect material box (38) top, first material receiving box (39), second material receiving box (37) and third material receiving box (38) are all fixed on base (1).
3. The sand and stone separation device for civil engineering as claimed in claim 1, characterized in that: intermittent type formula feeding mechanism is including fixing hopper (30) on portal frame (48), the lower extreme of hopper (30) is fixed with row material pipe (31), and the grit material in hopper (30) is carried to screening case (44) in through row material pipe (31), be fixed with guide bar (28) on the crossbeam of portal frame (48), and guide bar (28) lower extreme sliding connection have straight line shape rack (23), one end fixed connection valve plate (29) of straight line shape rack (23), the other end is connected with the stand of portal frame (48) through spring (21), valve plate (29) sliding connection is on the lateral wall of row material pipe (31) to can be to row material pipe (31) shutoff.
4. The sand sorting device for civil engineering as claimed in claim 3, characterized in that: one end of the second rotating roller (20) is fixed with an annular protrusion (55), the other end of the second rotating roller (20) is coaxially and fixedly connected with the first gear (4), one end, close to the annular protrusion (55), of the side wall of the second rotating roller (20) is fixed with a bump (6), the outline of the bump (6) is arranged in a parabola trend when the side wall of the second rotating roller (20) is in an unfolded state, a hanger rod (22) is fixed on a cross beam of the portal frame (48), the lower end fixed shaft of the hanger rod (22) is rotatably connected with the middle of the deflector rod (24), the lower end fixed shaft of the deflector rod (24) is actively connected with a roller (5), the roller (5) can roll along the outline of the bump (6) and the outline of the annular protrusion (55), an arc-shaped rack (54) is fixed at the upper end of the deflector rod (24), the circle center of the arc-shaped rack (54) is located on the rotating axis of the deflector rod (24), and the arc-shaped rack (54) is meshed and linked with the linear rack (23).
5. The sand sorting device for civil engineering as claimed in claim 4, wherein: fixed axis rotation is connected with reciprocating type lead screw (34) on support (2), the coaxial fixed connection gear two (25) of one end of reciprocating type lead screw (34), and gear two (25) are connected with gear (4) meshing, sliding sleeve (33) of establishing and sliding connection looks adaptation are gone up to reciprocating type lead screw (34), and sliding sleeve (33) are articulated through connecting rod (27) and switch-plate (32), and the one end fixed axis rotation of switch-plate (32) is connected on the lower port of arranging material pipe (31).
6. The sand and stone sorting device for civil engineering as claimed in claim 3, characterized in that: dust removal mechanism is including fixing water tank (12) and a plurality of suction hood (56) on base (1), and is a plurality of suction hood (56) set up respectively on hopper (30) and screening case (44) the scattered position department of dust, the lateral wall upper surface of water tank (12) is fixed with pump impeller (14), the inside impeller of pump impeller (14) passes through bevel gear group (15) and is connected with commentaries on classics roller (17) transmission, fixed parallel connection breather pipe (10) on the lateral wall of pump impeller (14), the one end and each suction hood (56) of trachea (10) are linked together, and the other end is linked together with sleeve (11) that are fixed in water tank (12) lateral wall bottom surface, fixed parallel connection breather pipe two (13) on the roof of water tank (12).
7. The sand sorting device for civil engineering as claimed in claim 6, characterized in that: the sleeve (11) is internally inserted and connected with a pipe shaft (51) in a fixed-shaft rotating mode, the pipe shaft (51) is located inside the water tank (12), the upper end of the pipe shaft (51) is fixed and communicated with a flow distribution air pipe (52), an air hole (53) is formed in the side wall of the flow distribution air pipe (52), and the impeller is in transmission connection with the flow distribution air pipe (52).
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| CN116078264B (en) * | 2023-04-07 | 2023-06-13 | 东营海瑞宝新材料有限公司 | Diethyl toluenediamine production device and production method based on intermittent impurity removal |
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| CN209271915U (en) * | 2018-10-20 | 2019-08-20 | 赣州海创钨业有限公司 | A kind of ammonium paratungstate production screening plant that screening effect is good |
| CN109909155A (en) * | 2019-03-14 | 2019-06-21 | 湖南华慧新能源股份有限公司 | A kind of lithium battery production and processing agate bead sorting unit |
| CN111389711A (en) * | 2020-04-08 | 2020-07-10 | 曹长凯 | Granule vibration screening plant of fertilizer production |
| CN111842113B (en) * | 2020-07-20 | 2021-04-30 | 安徽皖山食品有限公司 | Ecological rice processing is with screening dust collector |
| CN213316167U (en) * | 2020-08-14 | 2021-06-01 | 河南迈达斯智能装备有限公司 | Screening and separating device of crawler-type sand making machine |
| CN112474256A (en) * | 2020-11-11 | 2021-03-12 | 浙江骏泰建设工程有限公司 | Gravel screening and collecting device and process for highway construction |
| CN112974226A (en) * | 2021-03-09 | 2021-06-18 | 刘星杰 | Graphite screening machine with dust absorption function |
| CN113600061A (en) * | 2021-07-14 | 2021-11-05 | 丁鑫玉 | Petroleum extraction catalyst preparation system |
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