CN115007435A - Hierarchical formula screening sand processing apparatus for engineering - Google Patents

Hierarchical formula screening sand processing apparatus for engineering Download PDF

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Publication number
CN115007435A
CN115007435A CN202210422486.2A CN202210422486A CN115007435A CN 115007435 A CN115007435 A CN 115007435A CN 202210422486 A CN202210422486 A CN 202210422486A CN 115007435 A CN115007435 A CN 115007435A
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CN
China
Prior art keywords
sand
transmission
power
fixedly connected
sand screening
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Pending
Application number
CN202210422486.2A
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Chinese (zh)
Inventor
周洪波
曹浩捷
贺晨晖
赖五保
蔡卓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Wangxin Construction Group Co ltd
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Hunan Wangxin Construction Group Co ltd
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Publication date
Application filed by Hunan Wangxin Construction Group Co ltd filed Critical Hunan Wangxin Construction Group Co ltd
Priority to CN202210422486.2A priority Critical patent/CN115007435A/en
Publication of CN115007435A publication Critical patent/CN115007435A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50Cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50Cleaning
    • B07B1/54Cleaning with beating devices

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  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention provides a graded sand screening treatment device for engineering, which belongs to the technical field of building devices and aims to solve the problems that sand soil is placed into a sand screening barrel to be screened by the conventional sand screening machine, the sand soil is possibly large, the sand soil cannot be screened out from the sand screening barrel, and workers need to enter the sand screening barrel to clean the sand screening barrel, and the graded sand screening treatment device comprises a rotary supporting seat, a sand screening barrel, a motion protective cover, a transmission protective cover, a power transmission disc, a sand screening power mechanism and a sand cleaning mechanism; the sand sieving barrel rotates on the upper side of the rotary supporting seat; the motion protection cover is fixedly connected to the left end face of the left rotary supporting seat; the transmission protective cover is fixedly connected to the front end face of the moving protective cover; the power transmission disc is rotatably connected inside the transmission protective cover; the sand screening power mechanism is arranged in the transmission protective cover; the sand bucket cleaning mechanism is arranged inside the moving protective cover. Adopt sieve husky power unit, realize that sieve husky bucket rotates, adopt the clean mechanism of husky bucket, realize carrying out the clean circle of sieve husky while and make a round trip to slide.

Description

Hierarchical formula screening sand processing apparatus for engineering
Technical Field
The invention belongs to the technical field of building devices, and particularly relates to a graded sand screening treatment device for engineering.
Background
In the building construction of the building engineering, fine sand and cement are mixed and stirred to prepare concrete for artificial stone, and when the fine sand is prepared, workers need to put coarse sand into a sand screening machine to prepare the fine sand, so that the concrete is convenient for the workers to use.
Based on the above, current screening sand machine puts into screening sand bucket with sand and sieves husky, sand and sand probably is great, sand and sand can not sieve at screening sand bucket and leak out, need the staff to get into the inside cleanness of screening sand bucket, staff's work load has been increased, simultaneously when screening sand, because sand and sand agglomerate, when screening sand, agglomerate sand and sand probably needs long-time sieve to move just can sieve into fine sand, the operating time of screening sand has been increased, when screening sand, the sand of agglomeration can block up on the sand hole of screening sand bucket hourglass, influence screening sand machine's work efficiency.
In view of the above, the present invention provides a graded sand screening device for engineering, which is developed and improved in view of the existing structure and defects, and is expected to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a graded sand screening device for engineering, which aims to solve the problems that sand soil is placed into a sand screening barrel to be screened by an existing sand screening machine, the sand soil is possibly large, the sand soil cannot be screened out of the sand screening barrel, workers need to enter the sand screening barrel to clean the sand screening barrel, the workload of the workers is increased, meanwhile, when the sand is screened, the sand soil is agglomerated, the agglomerated sand soil can be screened into fine sand only by long-time screening, the working time of sand screening is prolonged, and the agglomerated sand soil can block sand holes leaked on the sand screening barrel when the sand is screened, so that the working efficiency of the sand screening machine is affected.
The invention relates to a graded sand screening treatment device for engineering, which is achieved by the following specific technical means:
a graded sand screening treatment device for engineering comprises a rotary supporting seat, a sand screening barrel, a motion protection cover, a motor base, a transmission protection cover, a power transmission disc, a rotary gear, a sand screening power mechanism, a sand barrel cleaning mechanism and a sand shaking protection mechanism; the rotary supporting seats are arranged in two groups; the sand sieving barrel rotates at the upper sides of the two groups of rotary supporting seats; the motion protection cover is fixedly connected to the left end face of the left rotary supporting seat; the motor base is fixedly connected to the front end face of the left rotary supporting seat; the transmission protective cover is fixedly connected to the front end face of the movement protective cover; the power transmission disc is rotatably connected to the rear side inside the transmission protective cover; the rotary gear is coaxially and fixedly connected to the right end face of the power transmission disc; the sand screening power mechanism is arranged in the transmission protective cover; the sand bucket cleaning mechanism is arranged inside the movable protective cover; the sand-shaking protection mechanism is arranged on the rear side of the motor base.
Further, sieve husky power unit includes: the power motor, the motor transmission disc and the power transmission belt; the power motor is fixedly connected to the upper end surface of the motor base; the motor transmission disc is coaxially and fixedly connected to a rotating shaft of the power motor; and the power transmission belt is connected to the motor transmission disc and the power transmission disc in a transmission manner.
Further, sieve husky power unit still includes: rotating the rack; the rotary racks are arranged in two groups, the two groups of rotary racks are fixedly connected to the left side and the right side of the sand sieving barrel respectively, and the rotary racks and the rotary gears are meshed to form a gear rack transmission mechanism together.
Further, the clean mechanism of sand bucket is including: the power bevel gear, the sliding transmission shaft and the sliding bevel gear; the power bevel gear is coaxially and fixedly connected to the left end face of the power transmission disc; the sliding transmission shaft is rotatably connected to the middle position in the moving protection cover; the sliding bevel gear is coaxially and fixedly connected to the front side of the sliding transmission shaft, and the sliding bevel gear and the power bevel gear are meshed to jointly form a bevel gear transmission mechanism.
Further, the clean mechanism of sand bucket still includes: a sliding cam, a reciprocating gear and a reciprocating rack; the sliding cam is fixedly connected to the rear side of the sliding transmission shaft, and the left side and the right side of the sliding cam are provided with teeth; the reciprocating gear is rotationally connected to the right side in the moving protective cover and meshed with the sliding cam teeth to form a gear transmission mechanism; the reciprocating rack is connected to the middle position of the motion protection cover in a sliding mode, the reciprocating rack and the reciprocating gear are meshed to form a gear rack transmission mechanism, and the reciprocating rack and the left side and the right side of the sliding cam are meshed to form the gear rack transmission mechanism.
Further, the clean mechanism of sand bucket still includes: cleaning the ring; the cleaning ring is fixedly connected to the right side of the reciprocating rack.
Further, shake husky protection mechanism including: vibrating the protective cover; the vibration protection cover is fixedly connected to the rear end face of the motor base.
Further, shake husky protection mechanism still including: vibrating the transmission shaft and the vibrating head; the vibration transmission shaft is coaxially and fixedly connected to the right end face of the rotary gear; the vibration heads are provided with five groups, and the five groups of vibration heads are respectively and uniformly distributed and fixedly connected on the vibration transmission shaft.
Compared with the prior art, the invention has the following beneficial effects:
when the sand screening machine is used, the rotating shaft of the power motor rotates to drive the motor transmission disc to rotate, the motor transmission disc rotates to drive the power transmission belt to transmit, the power transmission belt drives the power transmission disc to rotate, the power transmission disc rotates to drive the rotating gear to rotate to drive the rotating rack to rotate, the rotating rack rotates to drive the sand screening barrel to rotate, and sand screening is realized through rotation of the sand screening barrel.
When the cleaning device is used, the power transmission disc rotates to drive the power bevel gear to rotate, the power bevel gear rotates to drive the meshed sliding bevel gear to rotate, the sliding bevel gear rotates to drive the sliding transmission shaft to rotate, the sliding transmission shaft rotates to drive the sliding cam to rotate, the sliding cam rotates to drive the reciprocating gear to rotate, the sliding cam and the reciprocating gear rotate to drive the reciprocating rack to slide back and forth, the reciprocating rack slides back and forth to drive the cleaning ring to slide back and forth, and therefore the purpose of cleaning sand and soil left in the sand sieving barrel is achieved.
When the vibrating sand sieving barrel is used, when the vibrating sand sieving barrel is flapped, workers are protected from being injured, the rotating gear rotates to drive the vibrating transmission shaft to rotate, the vibrating transmission shaft rotates to drive the five groups of vibrating heads to rotate, and residual sand in sand leaking holes of the sand sieving barrel is vibrated out.
The invention realizes the rotation of the sand sieving barrel by adopting the sand sieving power mechanism, increases the working efficiency of sand sieving, realizes the back and forth sliding of the cleaning ring while sieving sand by adopting the sand barrel cleaning mechanism, cleans sand soil which can not be sieved and leaked in the sand sieving barrel, accelerates the speed of sand sieving and soil sieving, prevents the sand soil from being larger and the sand sieving barrel from being incapable of being sieved and leaking out, needs workers to enter the sand sieving barrel for cleaning when coarse sand is in the sand sieving barrel, simultaneously prevents the sand soil from being more and blocks the leakage opening of the sand sieving barrel, reduces the sand sieving efficiency of the sand sieving machine, reduces the workload of the workers, improves the sand sieving efficiency of the sand sieving machine, realizes the sand sieving by adopting the sand shaking protection mechanism while shaking the sand sieving barrel to shake out the sand soil remaining in the sand leaking hole, prevents the sand soil remaining from blocking the sand hole to reduce the sand sieving efficiency by adopting the sliding cam, when the reciprocating rack is not meshed with the reciprocating gear, the sliding cam drives the reciprocating rack to slide in the forward direction, so that the reciprocating rack slides back and forth.
Drawings
FIG. 1 is a structural schematic diagram of the front view of a sand screening treatment device of the invention.
FIG. 2 is a schematic structural diagram of a sand screening device of the present invention viewed from the right.
Fig. 3 is a schematic structural diagram of a sand screening power mechanism of the invention.
Fig. 4 is a partially enlarged structural view of the invention at a in fig. 3.
Fig. 5 is a schematic diagram of the right view of the sports boot of the present invention.
Fig. 6 is a schematic structural diagram of a sand bucket cleaning mechanism of the present invention.
Fig. 7 is a schematic structural view of the vibration transmission shaft of the present invention.
Fig. 8 is a schematic structural diagram of the sand-shaking protection mechanism of the invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. rotating the supporting seat; 2. screening a sand bucket; 201. rotating the rack; 3. a moving protective cover; 4. a motor base; 5. a transmission protective cover; 6. a power motor; 601. a motor drive plate; 7. a power transmission disc; 701. a rotating gear; 702. a power bevel gear; 8. a power transmission belt; 9. a sliding transmission shaft; 901. a sliding bevel gear; 902. a slide cam; 10. a reciprocating gear; 11. a reciprocating rack; 12. cleaning the ring; 13. vibrating the protective cover; 14. vibrating the transmission shaft; 1401. the head is shaken.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
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 merely for convenience in describing the present invention and to simplify 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 present 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 specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a graded sand screening treatment device for engineering, which comprises a rotary supporting seat 1, a sand screening barrel 2, a motion protective cover 3, a motor base 4, a transmission protective cover 5, a power transmission disc 7, a rotary gear 701, a sand screening power mechanism, a sand barrel cleaning mechanism and a sand shaking protection mechanism, wherein the rotary supporting seat is fixedly connected with the motor base; the rotary supporting seats 1 are arranged in two groups; the sand sieving barrel 2 rotates at the upper side of the two groups of rotary supporting seats 1; the movable protective cover 3 is fixedly connected to the left end face of the left rotary supporting seat 1; the motor base 4 is fixedly connected to the front end face of the left rotary supporting seat 1; the transmission protective cover 5 is fixedly connected to the front end face of the moving protective cover 3; the power transmission disc 7 is rotatably connected to the rear side inside the transmission protective cover 5; the rotating gear 701 is coaxially and fixedly connected with the right end face of the power transmission disc 7; the sand screening power mechanism is arranged in the transmission protective cover 5; the sand bucket cleaning mechanism is arranged inside the movable protective cover 3; the sand-shaking protection mechanism is arranged at the rear side of the motor base 4.
Wherein, sieve husky power unit is including: the power motor 6, the motor transmission disc 601 and the power transmission belt 8; the power motor 6 is fixedly connected with the upper end surface of the motor base 4; the motor transmission disc 601 is coaxially and fixedly connected to a rotating shaft of the power motor 6; the transmission of power transmission belt 8 is connected on motor drive dish 601 and power drive dish 7, and in the use, 6 pivots of power motor rotate and drive motor drive dish 601 and rotate, and motor drive dish 601 rotates and drives the transmission of power transmission belt 8, and the transmission of power transmission belt 8 drives power drive dish 7 and rotates.
Wherein, sieve husky power unit still including: a rotating rack 201; rotating rack 201 is provided with two sets ofly altogether, and two sets of rotating rack 201 are fixed connection in the 2 left and right sides of sieve husky bucket respectively, and rotating rack 201 and rotating gear 701 meshing constitute rack and pinion drive mechanism jointly, and in the use, power transmission dish 7 rotates and drives rotating gear 701 and rotate and drive rotating rack 201 and rotate, and rotating rack 201 rotates and drives sieve husky bucket 2 and rotate.
Wherein, the clean mechanism of sand bucket is including: a power bevel gear 702, a sliding transmission shaft 9, and a sliding bevel gear 901; the power bevel gear 702 is coaxially and fixedly connected to the left end face of the power transmission disc 7; the sliding transmission shaft 9 is rotatably connected to the middle position inside the moving protection cover 3; the sliding bevel gear 901 is coaxially and fixedly connected to the front side of the sliding transmission shaft 9, the sliding bevel gear 901 is meshed with the power bevel gear 702 to form a bevel gear transmission mechanism, in the using process, the power transmission disc 7 rotates to drive the power bevel gear 702 to rotate, the power bevel gear 702 rotates to drive the meshed sliding bevel gear 901 to rotate, and the sliding bevel gear 901 rotates to drive the sliding transmission shaft 9 to rotate.
Wherein, the clean mechanism of sand bucket is still including: a slide cam 902, a shuttle gear 10, and a shuttle rack 11; the sliding cam 902 is fixedly connected with the rear side of the sliding transmission shaft 9, and the left side and the right side of the sliding cam 902 are provided with teeth; the reciprocating gear 10 is rotationally connected to the right side in the moving protective cover 3, and the reciprocating gear 10 is meshed with the sliding cam 902 to form a gear transmission mechanism; the reciprocating rack 11 is connected to the middle position of the moving protective cover 3 in a sliding mode, the reciprocating rack 11 is meshed with the reciprocating gear 10 to form a gear and rack transmission mechanism, the reciprocating rack 11 is meshed with the left side and the right side of the sliding cam 902 to form the gear and rack transmission mechanism, in the using process, the sliding transmission shaft 9 rotates to drive the sliding cam 902 to rotate, the sliding cam 902 rotates to drive the reciprocating gear 10 to rotate, and the sliding cam 902 and the reciprocating gear 10 rotate to drive the reciprocating rack 11 to slide back and forth.
Wherein, the clean mechanism of sand bucket is still including: a cleaning ring 12; the cleaning ring 12 is fixedly connected to the right side of the reciprocating rack 11, and the reciprocating rack 11 slides back and forth to drive the cleaning ring 12 to slide back and forth in the using process.
Wherein, shake husky protection mechanism including: a shock protection cover 13; vibrations safety cover 13 fixed connection is at motor base 4 rear end face, in the use, when patting shale shaker sand bucket 2, protects the staff.
Wherein, shake husky protection mechanism still including: the vibration transmission shaft 14 and the vibration head 1401; the vibration transmission shaft 14 is coaxially and fixedly connected to the right end face of the rotating gear 701; the vibration heads 1401 are provided with five groups, the five groups of vibration heads 1401 are respectively and uniformly distributed and fixedly connected on the vibration transmission shaft 14, in the using process, the rotary gear 701 rotates to drive the vibration transmission shaft 14 to rotate, and the vibration transmission shaft 14 rotates to drive the five groups of vibration heads 1401 to rotate.
The specific use mode and function of the embodiment are as follows:
in the using process, a rotating shaft of a power motor 6 rotates to drive a motor transmission disc 601 to rotate, the motor transmission disc 601 rotates to drive a power transmission belt 8 to transmit, the power transmission belt 8 drives a power transmission disc 7 to rotate, the power transmission disc 7 rotates to drive a rotating gear 701 to rotate to drive a rotating rack 201 to rotate, the rotating rack 201 rotates to drive a sand sieving barrel 2 to rotate, the power transmission disc 7 rotates to drive a power bevel gear 702 to rotate, the power bevel gear 702 rotates to drive a meshed sliding bevel gear 901 to rotate, the sliding bevel gear 901 rotates to drive a sliding transmission shaft 9 to rotate, the sliding transmission shaft 9 rotates to drive a sliding cam 902 to rotate, the sliding cam 902 rotates to drive a reciprocating gear 10 to rotate, the sliding cam 902 and the reciprocating gear 10 rotate to drive a reciprocating rack 11 to slide back and forth, the reciprocating rack 11 slides back and forth to drive a cleaning ring 12 to slide back and forth, when the sand sieving barrel 2 is flapped, the protection staff, rotary gear 701 rotate and drive vibrations transmission shaft 14 and rotate, and vibrations transmission shaft 14 rotates and drives five groups of vibrations head 1401 and rotate, realizes cleaning the inside sand and soil of missing of sieve sand bucket 2 and beats vibrations sieve sand bucket 2 simultaneously, shakes out the remaining sand and soil in the sieve sand bucket 2 hole that leaks.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The utility model provides an engineering is with hierarchical formula screening sand processing apparatus which characterized in that: the sand screening machine comprises a rotary supporting seat (1), a sand screening barrel (2), a motion protective cover (3), a motor base (4), a transmission protective cover (5), a power transmission disc (7), a rotary gear (701), a sand screening power mechanism, a sand barrel cleaning mechanism and a sand shaking protection mechanism; the rotary supporting seats (1) are arranged in two groups; the sand sieving barrel (2) rotates at the upper side of the two groups of rotary supporting seats (1); the motion protection cover (3) is fixedly connected to the left end face of the left rotary supporting seat (1); the motor base (4) is fixedly connected to the front end face of the left rotary supporting seat (1); the transmission protective cover (5) is fixedly connected to the front end face of the movement protective cover (3); the power transmission disc (7) is rotatably connected to the rear side inside the transmission protection cover (5); the rotating gear (701) is coaxially and fixedly connected to the right end face of the power transmission disc (7); the sand screening power mechanism is arranged inside the transmission protective cover (5); the sand bucket cleaning mechanism is arranged inside the movable protective cover (3); the sand-shaking protection mechanism is arranged on the rear side of the motor base (4).
2. The graded sand screening device for engineering as claimed in claim 1, wherein: the sand screening power mechanism comprises: the device comprises a power motor (6), a motor transmission disc (601) and a power transmission belt (8); the power motor (6) is fixedly connected to the upper end face of the motor base (4); the motor transmission disc (601) is coaxially and fixedly connected to a rotating shaft of the power motor (6); and the power transmission belt (8) is connected to the motor transmission disc (601) and the power transmission disc (7) in a transmission way.
3. The graded sand screening processing device for engineering as claimed in claim 2, characterized in that: the sand screening power mechanism further comprises: a rotating rack (201); the sand screening device is characterized in that two sets of rotary racks (201) are arranged, the two sets of rotary racks (201) are fixedly connected to the left side and the right side of the sand screening barrel (2) respectively, and the rotary racks (201) are meshed with the rotary gears (701) to form a gear-rack transmission mechanism together.
4. The graded sand screening device for engineering as claimed in claim 1, wherein: clean mechanism of sand bucket including: a power bevel gear (702), a sliding transmission shaft (9) and a sliding bevel gear (901); the power bevel gear (702) is coaxially and fixedly connected to the left end face of the power transmission disc (7); the sliding transmission shaft (9) is rotatably connected to the middle position inside the moving protection cover (3); the sliding bevel gear (901) is coaxially and fixedly connected to the front side of the sliding transmission shaft (9), and the sliding bevel gear (901) and the power bevel gear (702) are meshed to jointly form a bevel gear transmission mechanism.
5. The graded sand screening device for engineering as claimed in claim 4, wherein: clean mechanism of sand bucket is still including: a sliding cam (902), a reciprocating gear (10) and a reciprocating rack (11); the sliding cam (902) is fixedly connected to the rear side of the sliding transmission shaft (9), and the left side and the right side of the sliding cam (902) are provided with teeth; the reciprocating gear (10) is rotatably connected to the right side in the moving protection cover (3), and the reciprocating gear (10) is meshed with the sliding cam (902) to form a gear transmission mechanism; the reciprocating rack (11) is connected to the middle position of the moving protection cover (3) in a sliding mode, the reciprocating rack (11) and the reciprocating gear (10) are meshed to form a gear and rack transmission mechanism together, and the reciprocating rack (11) and the left side and the right side of the sliding cam (902) are meshed to form the gear and rack transmission mechanism together.
6. The graded sand screening processing device for engineering as claimed in claim 5, wherein: clean mechanism of sand bucket is still including: a cleaning ring (12); the cleaning ring (12) is fixedly connected to the right side of the reciprocating rack (11).
7. The stepped sand screening device for engineering as claimed in claim 1, wherein: shake husky protection mechanism including: a shock protection cover (13); the vibration protection cover (13) is fixedly connected to the rear end face of the motor base (4).
8. The stepped sand screening device for engineering as claimed in claim 7, wherein: the sand-shaking protection mechanism further comprises: a vibration transmission shaft (14) and a vibration head (1401); the vibration transmission shaft (14) is coaxially and fixedly connected to the right end face of the rotating gear (701); the vibration heads (1401) are provided with five groups, and the five groups of vibration heads (1401) are respectively uniformly distributed and fixedly connected on the vibration transmission shaft (14).
CN202210422486.2A 2022-04-21 2022-04-21 Hierarchical formula screening sand processing apparatus for engineering Pending CN115007435A (en)

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CN113118010A (en) * 2021-05-17 2021-07-16 广西力恩有机肥有限公司 A dry screening plant of drum-type for producing bio-organic fertilizer
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Publication number Priority date Publication date Assignee Title
CN202176819U (en) * 2011-07-20 2012-03-28 湖南望新建设集团股份有限公司 Pressure balance pipe jacking device head
CN203292794U (en) * 2013-06-06 2013-11-20 周洪波 Ball-point pen rubber sleeve pressing device
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Application publication date: 20220906