CN114433477B - Reciprocating shaking type sand screening mechanism with dust suction function for building construction - Google Patents
Reciprocating shaking type sand screening mechanism with dust suction function for building construction Download PDFInfo
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- CN114433477B CN114433477B CN202210065181.0A CN202210065181A CN114433477B CN 114433477 B CN114433477 B CN 114433477B CN 202210065181 A CN202210065181 A CN 202210065181A CN 114433477 B CN114433477 B CN 114433477B
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- shell
- top end
- screen
- reciprocating
- building construction
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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
- B07B1/36—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro in more than one direction
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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
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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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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a reciprocating shaking type sand screening mechanism with an ash absorbing function for building construction, which comprises a bottom plate and a rack positioned at the top end of the bottom plate, wherein a supporting plate is arranged at the top end of the rack at the top end, a shell is arranged at the top end of the supporting plate, a cover plate is arranged at an opening at one side of the shell, the cover plate is connected with the shell through a hinge, a feeding hopper is arranged at the top end of the shell, a transversely arranged screen frame is arranged in the shell, and a screen matched with the screen frame is arranged in the screen frame. Has the advantages that: the screen frame is driven to synchronously reciprocate left and right, and the reciprocating assembly is designed to ensure that the screen can shake up and down while reciprocating left and right, and the screen can screen foreign impurities in sand grains in a shaking or vibrating state for a long time; the screen is moved out to clean impurities, and the dust collection head and the dust collection box are matched, so that dust generated in the sand screening process can be adsorbed, and the sand screening site environment is ensured.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a reciprocating shaking type sand screening mechanism with an ash suction function for building construction.
Background
During the construction operation of a building, sand screening is an important link for clearing stones and stones in sand, the quality of the sand after sand screening also directly influences the quality of the whole building, particularly in a concrete stirring stage, the sand screening completely depends on the quality of the sand, the current sand screening process generally adopts mechanical sand screening, but certain places still continue to use manpower sand screening, and although the quality of the sand can be guaranteed through manpower sand screening, the manpower sand screening can reduce the working efficiency and improve the time cost.
The surface of present sand grain or whole pile up inside the sand that takes shape and all contain some particulate impurity of piling up, for example great grit of size, metallic impurity or foreign matter etc to it can use to need to sieve the rear, and wherein, present screening sand equipment is the same type more, and all adopts the screen cloth of rotary drum shape to rotate and sieve, but only rely on rotating the screen cloth and carry out the effect of acting on the screening sand and be unsatisfactory, has reduced the efficiency of screening sand and the effect nature in the use simultaneously promptly.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The invention provides a reciprocating shaking type building construction sand screening mechanism with an ash suction function, aiming at solving the technical problems in the prior art.
Therefore, the invention adopts the following specific technical scheme:
a reciprocating shaking type sand screening mechanism with an ash suction function for building construction comprises a bottom plate and a rack positioned at the top end of the bottom plate, wherein a supporting plate is arranged at the top end of the rack at the top end, a shell is arranged at the top end of the supporting plate, a cover plate is arranged at an opening at one side of the shell and is connected with the shell through a hinge, a feeding hopper is arranged at the top end of the shell, a transversely arranged screen frame is arranged in the shell, a screen matched with the screen frame is arranged in the screen frame, and an L-shaped supporting rod is arranged at the bottom end of the screen;
the L-shaped supporting rod is connected with the shaking assembly positioned in the shell, connecting blocks which are obliquely arranged are respectively arranged on two sides of the screen frame, trapezoidal sliding blocks are respectively arranged on one sides, away from each other, of the two groups of connecting blocks, the bottom ends of the trapezoidal sliding blocks are provided with movable blocks matched with the trapezoidal sliding blocks, the top ends of the movable blocks are provided with slideways matched with the trapezoidal sliding blocks, and the bottom ends of the movable blocks are provided with reciprocating assemblies; the two sides of the top end in the shell are respectively provided with a dust collection head which is symmetrically arranged, and the dust collection heads are connected with a dust collection box on the shell through pipelines.
As preferred, reciprocal subassembly is including being located rotatory section of thick bamboo in the casing, the outer wall of rotatory section of thick bamboo encircles and is the arc spout that is the slope setting from the left hand right side, the bottom of movable block be equipped with arc spout assorted traveller, be scribbled in the arc spout and lubricate one.
Preferably, an electric telescopic rod is arranged on one side in the slide way, one end of the electric telescopic rod is connected with the trapezoidal sliding block, and second lubricating oil is coated in the slide way.
Preferably, a driving motor is arranged in the shell, and an output end of the driving motor is connected with the rotary drum.
Preferably, the reciprocating assembly comprises a U-shaped frame located below the screen, supports connected with the movable blocks are arranged on two sides of the top end of the U-shaped frame, a casing is arranged on the U-shaped frame, a servo motor is arranged in the casing, a cam piece is arranged at the output end of the servo motor, an arc piece is arranged at one end of the cam piece and connected with the cam piece through a first movable shaft, a push-pull rod is vertically arranged at the bottom end of one side of the arc piece, the top end of the push-pull rod extends into a cylinder body at the top end in the casing, the cylinder body is of a cavity structure with an opening at the bottom end, a piston block matched with the cylinder body is arranged in the cylinder body, a second connecting shaft connected with the push-pull rod is arranged at the bottom end of the piston block, and an L-shaped shaking rod extending out of the cylinder body and contacting with the screen is arranged at the top end of the piston block.
Preferably, one side of the bottom end of the arc-shaped piece is provided with a first limiting rod which is obliquely arranged, and the first limiting rod is connected with the arc-shaped piece through a first movable shaft.
Preferably, the bottom of the first limiting rod is provided with a limiting block, one side of the limiting block is provided with a second limiting rod connected with the casing, a lead screw penetrating through the limiting block is arranged in the casing, and one end of the lead screw is connected with the output end of a square motor in the casing.
Preferably, the two limiting rods are respectively connected with the shell and the limiting block through a second movable shaft, and a fixed shaft connected with the shell is arranged at one end of the square motor.
Preferably, the shell is of a cavity structure with an opening at the bottom end, the upper opening of the supporting plate is provided with guide plates which are symmetrically and obliquely arranged, and the guide plates are connected with the supporting plate through movable connecting shafts.
Preferably, the top end of the bottom plate is provided with a plurality of uniformly distributed fixing holes, and one side of the shell is provided with an observation window.
The invention has the beneficial effects that: through the matching design of the reciprocating assembly and the screen frame, in the rotating process of the rotating cylinder, a sliding column at the bottom of a movable block slides in an arc-shaped sliding groove, so that the movable block can reciprocate left and right along with the rotation of the rotating cylinder to drive the screen frame to reciprocate left and right synchronously, and the design of the reciprocating assembly drives an L-shaped shaking rod to reciprocate up and down, so that the screen can shake up and down while reciprocating left and right, and the screen can screen impurities and foreign matters in sand grains in a shaking or vibrating state for a long time; and electric telescopic handle's design then can outwards remove the screen cloth under the effect of slide, shifts out the screen cloth and clears up impurity, and the dust absorption head is designed with the cooperation of suction box, then can adsorb the dust that sieve husky in-process produced, ensures sieve husky site environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a reciprocating shaking type sand screening mechanism with an ash suction function for building construction according to an embodiment of the invention;
fig. 2 is a schematic structural view of the inside of a housing of a reciprocating shaking type building construction sand screening mechanism with an ash suction function according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a reciprocating shaking type sand sieving mechanism with dust sucking function for building construction according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a movable block of a reciprocating shaking type building sand sieving mechanism with an ash sucking function according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a casing of a reciprocating shaking type sand screening mechanism with an ash suction function for building construction according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a cylinder in a reciprocating shaking type sand screening mechanism with an ash suction function for building construction according to an embodiment of the present invention;
fig. 7 is a plan view of a screen frame in a reciprocating shaking type sand screening mechanism for construction work having an ash suction function according to an embodiment of the present invention.
In the figure:
1. a base plate; 2. a frame; 3. a support plate; 4. a housing; 5. a cover plate; 6. a feed hopper; 7. a screen frame; 8. a screen mesh; 9. an L-shaped strut; 10. connecting blocks; 11. a trapezoidal slider; 12. a movable block; 13. a slideway; 14. a dust collection head; 15. a dust collection box; 16. a rotary drum; 17. an arc-shaped chute; 18. a traveler; 19. a drive motor; 20. a U-shaped frame; 21. a support; 22. a housing; 23. a servo motor; 24. a cam piece; 25. an arc-shaped sheet; 26. a first movable shaft; 27. a push-pull rod; 28. a barrel; 29. a piston block; 30. a second connecting shaft; 31. an L-shaped shaking rod; 32. a first limiting rod; 33. a first movable shaft; 34. a limiting block; 35. a second limiting rod; 36. a screw rod; 37. a square motor; 38. a second movable shaft; 39. a stock guide; 40. and (7) fixing holes.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable one skilled in the art to understand the embodiments and advantages of the disclosure for reference and without scale, wherein elements are not shown in the drawings and like reference numerals are used to refer to like elements generally.
According to the embodiment of the invention, the reciprocating shaking type sand screening mechanism with the ash suction function for building construction is provided.
The first embodiment;
as shown in fig. 1 to 7, the reciprocating shaking type sand sieving mechanism with ash suction function for building construction according to the embodiment of the present invention includes a bottom plate 1 and a frame 2 located at the top end of the bottom plate 1, a supporting plate 3 is arranged at the top end of the top frame 2, a housing 4 is arranged at the top end of the supporting plate 3, a cover plate 5 is arranged at an opening of one side of the housing 4, the cover plate 5 is connected with the housing 4 through a hinge, a feeding funnel 6 is arranged at the top end of the housing 4, a transversely arranged screen frame 7 is arranged in the housing 4, a screen 8 matched with the screen frame 7 is arranged in the screen frame 7, and an L-shaped strut 9 is arranged at the bottom end of the screen 8
The L-shaped supporting rod 9 is connected with a shaking assembly positioned in the shell 4, connecting blocks 10 which are obliquely arranged are respectively arranged on two sides of the screen frame 7, trapezoidal sliding blocks 11 are respectively arranged on one sides, away from each other, of the two groups of connecting blocks 10, a movable block 12 matched with the trapezoidal sliding blocks 11 is arranged at the bottom end of each trapezoidal sliding block 11, a slide 13 matched with the trapezoidal sliding blocks 11 is arranged at the top end of each movable block 12, and a reciprocating assembly is arranged at the bottom end of each movable block 12; the two sides of the top end in the shell 4 are respectively provided with a dust collection head 14 which is symmetrically arranged, and the dust collection heads 14 are connected with a dust collection box 15 on the shell 4 through pipelines.
Example two;
as shown in fig. 1-7, the reciprocating assembly includes a rotary drum 16 located in the casing 4, the outer wall of the rotary drum 16 is surrounded and is equipped with an arc-shaped sliding groove 17 that is inclined from left to right, the bottom end of the movable block 12 is equipped with a sliding column 18 matched with the arc-shaped sliding groove 17, a first lubricating oil is coated in the arc-shaped sliding groove 17, an electric telescopic rod is arranged on one side in the sliding channel 13, one end of the electric telescopic rod is connected with the trapezoidal sliding block 11, a second lubricating oil is coated in the sliding channel 13, a driving motor 19 is arranged in the casing 4, and the output end of the driving motor 19 is connected with the rotary drum 16.
Example three;
as shown in fig. 1 to 7, the reciprocating assembly includes a U-shaped frame 20 located below the screen 8, two sides of a top end of the U-shaped frame 20 are provided with brackets 21 connected with the movable blocks 12, the U-shaped frame 20 is provided with a casing 22, the casing 22 is provided with a servo motor 23, an output end of the servo motor 23 is provided with a cam plate 24, one end of the cam plate 24 is provided with an arc plate 25, the arc plate 25 is connected with the cam plate 24 through a first movable shaft 26, a bottom end of one side of the arc plate 25 is provided with a vertically arranged push-pull rod 27, a top end of the push-pull rod 27 extends into a cylinder 28 at a top end inside the casing 22, the cylinder 28 is of a cavity structure with an opening at a bottom end, a piston block 29 matched with the cylinder 28 is arranged inside the cylinder 28, a second piston block 30 connected with the push-pull rod 27 is arranged at a bottom end of the piston block 29, a L-shaped shaking rod 31 extending outside the cylinder 28 and contacting with the screen 8 is arranged at a top end of the cylinder 28, a first inclined limiting rod 32 is arranged at one side of a bottom end of the arc plate 25 and connected with a first movable shaft 33.
Example four;
as shown in fig. 1 to 7, a limiting block 34 is disposed at the bottom end of the first limiting rod 32, a second limiting rod 35 connected to the casing 22 is disposed on one side of the limiting block 34, a lead screw 36 penetrating through the limiting block 34 is disposed in the casing 22, one end of the lead screw 36 is connected to an output end of a square motor 37 disposed in the casing 22, the second limiting rod 35 is connected to the casing 22 and the limiting block 34 through a second movable shaft 38, a fixed shaft connected to the casing 22 is disposed at one end of the square motor 37, the casing 4 is a cavity structure with an open bottom end, a material guide plate 39 symmetrically inclined is disposed at an upper opening of the supporting plate 3, the material guide plate 39 is connected to the supporting plate 3 through a movable connecting shaft, a plurality of fixing holes 40 uniformly distributed are disposed at the top end of the bottom plate 1, and an observation window is disposed at one side of the casing 4.
For the convenience of understanding the technical solutions of the present invention, the working principle or the operation mode of the present invention in the practical process will be described in detail below.
In practical application, the servo motor 23 and the driving motor 19 are started, the operation of the servo motor 23 drives the cam piece 24 to rotate, so that the cam piece 24 drives the arc piece 25 to rotate through the first movable shaft 26, and the first limit rod 32 is designed in the rotating process of the arc piece 25, so that the push-pull rod 27 of the arc piece 25 swings up and down in the rotating process, so that the push-pull rod 27 pushes and pulls the piston block 29 to perform piston motion in the cylinder 28 in the up-and-down horizontal motion process, so that the piston block 29 synchronously drives the L-shaped shaking rod 31 to perform up-and-down fluctuating motion in the up-and-down horizontal motion process, the L-shaped shaking rod 31 continuously shakes the screen 8, shaking vibration of the screen 8 is realized, the sand screening effect is improved, and the matching design of the lead screw 36 and the limit block 34 can adjust the shaking amplitude of the L-shaped shaking rod 31, the shaking amplitude of the limit block 34 is the maximum when the limit block 34 is located at the highest point of the block 36, otherwise, the swing amplitude of the limit block 34 is the minimum when the block 34 is located at the lowest point of the block 36, and the lead screw 36 is driven to rotate by the operation of the square motor 37, so that the block 34 moves along with the lead screw 36; the driving motor 19 drives the rotary drum 16 to rotate, so that the movable block 12 performs left-right reciprocating motion along with the rotation of the rotary drum 16, and the movable block 12 synchronously drives the screen frame 7 and the reciprocating assembly to perform left-right reciprocating motion synchronously, so that the screen 8 performs up-down shaking while performing left-right reciprocating motion; when needing clearance screen cloth 8's impurity, open apron 5, start electric telescopic handle and promote trapezoidal slider 11 and slide and outwards extend in slide 13, and then the staff of being convenient for clears up.
In summary, with the above technical solution of the present invention, through the design of the reciprocating assembly and the screen frame 7, in the process of rotating the rotary drum 16, the sliding column 18 at the bottom of the movable block 12 slides in the arc sliding chute 17, so that the movable block 12 reciprocates left and right along with the rotation of the rotary drum 16, and drives the screen frame 7 to reciprocate left and right synchronously, and the design of the reciprocating assembly drives the L-shaped shaking rod 31 to reciprocate up and down, so that the screen 8 shakes up and down while reciprocating left and right, and the screen 8 can be in a shaking or shaking state for a long time to screen impurities and foreign matters inside sand grains; and electric telescopic handle's design then can outwards remove screen cloth 8 under the effect of slide 13, shifts out screen cloth 8 and clears up impurity, and dust absorption head 14 and dust collection box 15's cooperation design then can adsorb the dust that sieve husky in-process produced, ensure sieve husky site environment.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A reciprocating shaking type sand screening mechanism with an ash suction function for building construction is characterized by comprising a bottom plate (1) and a rack (2) located at the top end of the bottom plate (1), wherein a supporting plate (3) is arranged at the top end of the rack (2) at the top end, a shell (4) is arranged at the top end of the supporting plate (3), a cover plate (5) is arranged at an opening at one side of the shell (4), the cover plate (5) is connected with the shell (4) through a hinge, a feeding hopper (6) is arranged at the top end of the shell (4), a transversely arranged screen frame (7) is arranged in the shell (4), a screen (8) matched with the screen frame (7) is arranged in the screen frame (7), and an L-shaped supporting rod (9) is arranged at the bottom end of the screen (8);
the L-shaped supporting rod (9) is connected with a shaking assembly positioned in the shell (4), connecting blocks (10) which are obliquely arranged are respectively arranged on two sides of the screen frame (7), trapezoidal sliding blocks (11) are respectively arranged on one sides, far away from each other, of the two groups of connecting blocks (10), movable blocks (12) matched with the trapezoidal sliding blocks are arranged at the bottom ends of the trapezoidal sliding blocks (11), slideways (13) matched with the trapezoidal sliding blocks (11) are formed in the top ends of the movable blocks (12), and reciprocating assemblies are arranged at the bottom ends of the movable blocks (12); the two sides of the top end in the shell (4) are respectively provided with a dust collection head (14) which are symmetrically arranged, and the dust collection heads (14) are connected with a dust collection box (15) on the shell (4) through a pipeline.
2. A reciprocating shaking type sand sieving mechanism with dust sucking function for building construction according to claim 1, characterized in that the reciprocating assembly comprises a rotary drum (16) positioned in the housing (4), the outer wall of the rotary drum (16) is provided with an arc chute (17) which is inclined from left to right, the bottom end of the movable block (12) is provided with a sliding column (18) matched with the arc chute (17), and the inside of the arc chute (17) is coated with a first lubricating oil.
3. The reciprocating shaking type sand screening mechanism with the dust suction function for building construction as claimed in claim 2, wherein an electric telescopic rod is arranged on one side in the slide way (13), one end of the electric telescopic rod is connected with the trapezoidal sliding block (11), and a second lubricating oil is coated in the slide way (13).
4. A reciprocating shaking type sand sieving mechanism with dust sucking function for building construction according to claim 3, characterized in that a driving motor (19) is arranged in the housing (4), and the output end of the driving motor (19) is connected with the rotary drum (16).
5. The reciprocating shaking type sand sieving mechanism with dust sucking function for building construction as claimed in claim 1, characterized in that the reciprocating assembly comprises a U-shaped frame (20) positioned below the screen (8), two sides of the top end of the U-shaped frame (20) are provided with brackets (21) connected with the movable block (12), a shell (22) is arranged on the U-shaped frame (20), a servo motor (23) is arranged in the shell (22), the output end of the servo motor (23) is provided with a cam sheet (24), one end of the cam sheet (24) is provided with an arc-shaped sheet (25), the arc-shaped sheet (25) is connected with the cam sheet (24) through a first movable shaft (26), a push-pull rod (27) which is vertically arranged is arranged at the bottom end of one side of the arc-shaped sheet (25), the top end of the push-pull rod (27) extends into a cylinder body (28) at the top end in the machine shell (22), the cylinder body (28) is a cavity structure with an opening at the bottom end, and a piston block (29) matched with the cylinder body (28) is arranged in the cylinder body, the bottom end of the piston block (29) is provided with a second connecting shaft (30) connected with the push-pull rod (27), and the top end of the piston block (29) is provided with an L-shaped shaking rod (31) which extends out of the cylinder body (28) and is in contact with the screen (8).
6. A reciprocating shaking type sand sieving mechanism with dust sucking function for building construction according to claim 5, characterized in that one side of the bottom end of the arc-shaped piece (25) is provided with a first inclined limiting rod (32), and the first limiting rod (32) is connected with the arc-shaped piece (25) through a first movable shaft (33).
7. The reciprocating shaking type sand screening mechanism with the dust suction function for building construction as claimed in claim 6, wherein a limiting block (34) is arranged at the bottom end of the first limiting rod (32), a second limiting rod (35) connected with the casing (22) is arranged at one side of the limiting block (34), a screw rod (36) penetrating through the limiting block (34) is arranged in the casing (22), and one end of the screw rod (36) is connected with the output end of a square motor (37) positioned in the casing (22).
8. The reciprocating shaking type sand sieving mechanism with dust sucking function for building construction as claimed in claim 7, wherein the second limiting rod (35) is connected with the casing (22) and the limiting block (34) through a second movable shaft (38), respectively, and one end of the square motor (37) is provided with a fixed shaft connected with the casing (22).
9. The reciprocating shaking type sand screening mechanism with the dust suction function for building construction as claimed in claim 1, wherein the housing (4) is a cavity structure with an open bottom end, the supporting plate (3) is provided with guide plates (39) which are symmetrically and obliquely arranged at an upper opening, and the guide plates (39) are connected with the supporting plate (3) through movable connecting shafts.
10. The reciprocating shaking type sand sieving mechanism with ash sucking function for building construction as claimed in claim 6, wherein the top end of the bottom plate (1) is provided with a plurality of fixing holes (40) distributed uniformly, and one side of the housing (4) is provided with an observation window.
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CN202210065181.0A CN114433477B (en) | 2022-01-20 | 2022-01-20 | Reciprocating shaking type sand screening mechanism with dust suction function for building construction |
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CN116399684B (en) * | 2023-04-25 | 2024-01-23 | 深圳市松记钮扣制品有限公司 | Button tension testing device and testing method |
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CN108499844A (en) * | 2018-05-07 | 2018-09-07 | 杭州桥福科技有限公司 | A kind of efficient Sand screen of architectural engineering |
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CN113414094A (en) * | 2021-06-01 | 2021-09-21 | 地久恒达建设集团有限公司 | Reciprocating shaking type sand screening mechanism with dust suction function for building construction |
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