CN110918469A - Gravel and sand sieving mechanism is used in construction of building bridge - Google Patents
Gravel and sand sieving mechanism is used in construction of building bridge Download PDFInfo
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- CN110918469A CN110918469A CN201911255579.5A CN201911255579A CN110918469A CN 110918469 A CN110918469 A CN 110918469A CN 201911255579 A CN201911255579 A CN 201911255579A CN 110918469 A CN110918469 A CN 110918469A
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- rod
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- transmission device
- servo motor
- hydraulic push
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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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
Abstract
The invention discloses a sand and stone screening device for building and bridge construction, which comprises a screening device body, a first transmission device and a right support, wherein a pushing device is embedded and installed in the screening device body, a second transmission device is arranged on the rear side of a second vertical rod, a sliding rod is arranged on the rear side of the second vertical rod close to the position below the second transmission device, a left support is arranged on one side of the second transmission device, a lower screen is arranged on the other side of the second transmission device, and the first transmission device is installed on the rear side of the second transmission device. According to the invention, the third transmission device is arranged, so that a user can conveniently drive the upper screen to do circular motion, the upper screen can effectively screen sand and stones in the upper screen while doing circular motion, the first transmission device and the second transmission device are arranged, so that the user can conveniently move the lower screen back and forth, and the pushing device is arranged, so that the user can conveniently pull out and push in the storage box.
Description
Technical Field
The invention relates to the technical field of building bridge construction equipment, in particular to a sand and stone screening device for building bridge construction.
Background
Need lay the road bed with gravel and sand during the construction of building bridge, and gravel and sand's big or small thickness differs, and the construction quality of the big or small direct influence engineering of thickness, and can effectively sieve gravel and sand through the sieve separator, the constructor of being convenient for is under construction.
But the sieving mechanism on the existing market does not set up third transmission, and the screen cloth is circular motion on can not the person of facilitating the use drives, does not set up first transmission and second transmission, can not the person of facilitating the use and carry out the back-and-forth movement to lower screen cloth, does not set up pusher, can not the person of facilitating the use pull out and push in the receiver.
Disclosure of Invention
The invention provides a sand and stone screening device for building bridge construction, which can effectively solve the problems that a third transmission device is not arranged, a user cannot conveniently drive an upper screen to do circular motion, a first transmission device and a second transmission device are not arranged, the user cannot conveniently move a lower screen back and forth, a pushing device is not arranged, and the user cannot conveniently pull out and push in a storage box in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme: a gravel and sand screening device for building bridge construction comprises a screening device body, a first transmission device and a right support, wherein a pushing device is embedded in the screening device body, a storage box is arranged above the screening device body, an anti-slip mat is fixedly mounted at the bottom end of the screening device body, a second vertical rod is arranged on one side of the storage box, a third vertical rod is arranged on the other side of the storage box, a second transmission device is arranged on the rear side of the second vertical rod, a sliding rod is arranged on the rear side of the second vertical rod close to the position below the second transmission device, a left support is arranged on one side of the second transmission device, a lower screen is arranged on the other side of the second transmission device, the first transmission device is mounted on the rear side of the second transmission device, a first vertical rod is fixedly mounted on the rear side of the first transmission device, and a working box is fixedly mounted at the top end of the left support, the bottom embedding of work box is installed first couple, and the inside of work box is provided with third transmission, the inside of work box is close to third transmission bottom position department and rotates and be connected with and place the board, and the inside of work box is close to and places board top position department and be provided with first fixing base, the below of first couple is provided with the screen cloth, right branch frame mount is in one side of last screen cloth, and the opposite side fixed mounting of right branch frame has control switch, the second sleeve is provided with first bracing piece with the junction of screen cloth down.
As a preferable technical solution of the present invention, the first transmission device includes a first electric hydraulic push rod, a first connecting rod and a first sleeve, the first connecting rod is fixedly installed at the bottom end of the first electric hydraulic push rod, the fixed end of the first electric hydraulic push rod is fixedly connected with the first vertical rod through a bolt, the telescopic end of the first electric hydraulic push rod is fixedly connected with the top of the first connecting rod through a bolt, the first sleeve is fixedly installed at the bottom end of the first connecting rod, the first sleeve is slidably connected with the slide rod, and a second support rod is disposed at the joint of the first sleeve and the lower screen.
As a preferable technical scheme of the present invention, the second transmission device includes a second sleeve, a second connecting rod and a second electric hydraulic push rod, the bottom end of the second electric hydraulic push rod is fixedly mounted with the second connecting rod, the fixed end of the second electric hydraulic push rod is fixedly connected with the second upright rod through a bolt, the telescopic end of the second electric hydraulic push rod is fixedly connected with the top of the second connecting rod through a bolt, the bottom end of the second connecting rod is fixedly mounted with the second sleeve, and the second sleeve is slidably connected with the slide rod.
As a preferable technical scheme of the invention, the third transmission device comprises a first transmission rod, a second transmission rod, a third transmission rod, a fourth transmission rod, a rotating shaft and a first servo motor, the rotating shaft is arranged at the front side of the first servo motor, the fourth transmission rod is sleeved at the position, close to the front side of the first fixed seat, of the outer part of the rotating shaft, the rear side of the rotating shaft is fixedly connected with a main shaft of the first servo motor through a bolt, the third transmission rod is rotatably connected at one side of the fourth transmission rod, the second transmission rod is rotatably connected at the front side of the third transmission rod, the first transmission rod is rotatably connected at the rear side of the third transmission rod, the second fixed seat is fixedly installed at the position, close to one side of the first fixed seat, of the top end in the work box, the third fixed seat is fixedly installed at the position, close to the top end of the placing plate, in the work box, the second fixed seat is, the third fixing base is connected with the bottom of second transfer line in a rotating manner, the spout has been seted up to the bottom of work box, and the width and the length of spout are greater than the width and the length of first couple, one side of first couple is provided with the second couple, and first couple and second couple all with the interior wall card and the connection of last screen cloth.
As a preferred technical scheme of the invention, the pushing device comprises a gear rod, a gear, a second servo motor and a fixing rod, the second servo motor is fixedly connected with the screening device body through a bolt, the front side of the second servo motor is provided with the gear, the gear rod is arranged right below the gear, one end of the gear rod is fixedly provided with the fixing rod, the bottom end inside the screening device body is fixedly provided with a slide rail, the slide rail is embedded and provided with a slide rod, the top end of the slide rod is fixedly welded with the bottom end of the gear rod, the slide rod is slidably connected with the slide rail, the gear is meshed with the gear rod, the gear is connected with a main shaft of the second servo motor, and the top end of the fixing rod is fixedly connected with the bottom end of the storage box through a bolt.
As a preferred technical scheme of the invention, the number of the anti-skid pads is four, and the anti-skid pads are made of ethylene propylene rubber.
As a preferred technical solution of the present invention, the input ends of the first electric hydraulic push rod, the second electric hydraulic push rod, the first servo motor and the second servo motor are electrically connected to the output ends of the control switch corresponding to the first electric hydraulic push rod, the second electric hydraulic push rod, the first servo motor and the second servo motor, the control switch is electrically connected to an external power supply, and the control switch is internally provided with a DKC-Y110 controller.
As a preferred technical scheme of the invention, reinforcing ribs are fixedly arranged at the connecting part of the left bracket and the screening device body, and the number of the reinforcing ribs is four.
Compared with the prior art, the invention provides a sand and stone screening device for building bridge construction, which has the following beneficial effects: the invention can facilitate the user to drive the upper screen to do circular motion by arranging the third transmission device, and the upper screen can effectively screen the sand and the stone inside while doing the circular motion, thereby realizing the screening of the first part of the sand and the stone, the arrangement of the first transmission device and the second transmission device can facilitate the user to move the lower screen back and forth, the lower screen can screen the second part of the sand and the stone in the lower screen while moving the lower screen back and forth, the screening precision of the sand and the stone can be improved through the screening of the first part and the second part, the error is reduced, the push device is arranged, the storage box can be conveniently pulled out and pushed in by a user, when the receiver pushed in, can conveniently effectively deposit the gravel and sand after the screening this moment, when the receiver pulled out, can the person of facilitating the use transport and use gravel and sand, reduced intensity of labour.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of a first support bar mounting structure of the present invention;
FIG. 4 is a schematic view of a first fixing seat of the present invention;
fig. 5 is a schematic view of a gear lever mounting structure of the present invention.
In the figure: 1. a left bracket; 2. a first upright rod; 3. a first electro-hydraulic ram; 4. a first connecting rod; 5. a first sleeve; 6. a first transmission device; 7. a screening device body; 8. a second upright stanchion; 9. a gear lever; 10. fixing the rod; 11. a lower screen mesh; 12. a storage box; 13. a non-slip mat; 14. a third upright stanchion; 15. feeding a screen mesh; 16. a control switch; 17. a right bracket; 18. a work box; 19. a slide bar; 20. a second sleeve; 21. a second connecting rod; 22. a second electro-hydraulic push rod; 23. a first support bar; 24. a second transmission device; 25. a first drive lever; 26. a second transmission rod; 27. a third transmission rod; 28. a fourth transmission rod; 29. a rotating shaft; 30. a first servo motor; 31. placing the plate; 32. a first fixed seat; 33. a first hook; 34. a third transmission device; 35. a gear; 36. a second servo motor; 37. and a pushing device.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b): referring to fig. 1-5, the invention provides a technical scheme, a sand screening device for building bridge construction, comprising a screening device body 7, a first transmission device 6 and a right bracket 17, wherein a pushing device 37 is embedded and installed inside the screening device body 7, a storage box 12 is arranged above the screening device body 7, an anti-skid pad 13 is fixedly installed at the bottom end of the screening device body 7, a second upright post 8 is arranged at one side of the storage box 12, a third upright post 14 is arranged at the other side of the storage box 12, a second transmission device 24 is arranged at the rear side of the second upright post 8, a slide bar 19 is arranged at the position, close to the lower position of the second transmission device 24, of the rear side of the second upright post 8, a left bracket 1 is arranged at one side of the second transmission device 24, a lower screen 11 is arranged at the other side of the second transmission device 24, the first transmission device 6 is installed at the rear side of the second transmission, and the rear side of the first transmission device 6 is fixedly provided with a first vertical rod 2, the top end of the left support 1 is fixedly provided with a work box 18, the bottom end of the work box 18 is embedded with a first hook 33, the inside of the work box 18 is provided with a third transmission device 34, the inside of the work box 18 close to the bottom end of the third transmission device 34 is rotatably connected with a placing plate 31, the inside of the work box 18 close to the upper position of the placing plate 31 is provided with a first fixing seat 32, the lower part of the first hook 33 is provided with an upper screen 15, the right support 17 is arranged on one side of the upper screen 15, the other side of the right support 17 is fixedly provided with a control switch 16, and the joint of the second sleeve 20 and the lower screen 11 is provided with a first supporting rod 23.
In order to move the screen mesh 11 to the front side under the driving of the first transmission device 6, in this embodiment, preferably, the first transmission device 6 includes a first electric hydraulic push rod 3, a first connecting rod 4 and a first sleeve 5, the bottom fixed mounting of the first electric hydraulic push rod 3 has the first connecting rod 4, and the fixed end of the first electric hydraulic push rod 3 passes through bolt fixed connection with the first vertical rod 2, the telescopic end of the first electric hydraulic push rod 3 passes through bolt fixed connection with the top of the first connecting rod 4, the bottom fixed mounting of the first connecting rod 4 has the first sleeve 5, the first sleeve 5 is connected with the slide rod 19 in a sliding manner, and the joint of the first sleeve 5 and the lower screen mesh 11 is provided with a second support rod.
In order to drive the lower screen mesh 11 to move towards the rear side through the second transmission device 24, in this embodiment, preferably, the second transmission device 24 includes a second sleeve 20, a second connecting rod 21 and a second electric hydraulic push rod 22, a bottom end of the second electric hydraulic push rod 22 is fixedly provided with the second connecting rod 21, a fixed end of the second electric hydraulic push rod 22 is fixedly connected with the second vertical rod 8 through a bolt, a telescopic end of the second electric hydraulic push rod 22 is fixedly connected with the top of the second connecting rod 21 through a bolt, a bottom end of the second connecting rod 21 is fixedly provided with the second sleeve 20, and the second sleeve 20 is slidably connected with the sliding rod 19.
In order to drive the first hook 33 and the second hook to make a circular motion through the third transmission device 34, and further drive the upper screen 15 to make a circular motion, so as to achieve the purpose of screening sand and stone, in this embodiment, preferably, the third transmission device 34 includes a first transmission rod 25, a second transmission rod 26, a third transmission rod 27, a fourth transmission rod 28, a rotation shaft 29 and a first servo motor 30, the rotation shaft 29 is disposed at the front side of the first servo motor 30, the fourth transmission rod 28 is sleeved at a position, close to the front side of the first fixed seat 32, outside the rotation shaft 29, the rear side of the rotation shaft 29 is fixedly connected with the main shaft of the first servo motor 30 through a bolt, one side of the fourth transmission rod 28 is rotatably connected with the third transmission rod 27, the front side of the third transmission rod 27 is rotatably connected with the second transmission rod 26, the rear side of the third transmission rod 27 is rotatably connected with the first transmission rod 25, the position, close to the first fixed seat 32, at the top end of the inside the work box 18 is, and the inside of work box 18 is close to and places board 31 top position department fixed mounting have the third fixing base, the second fixing base rotates with first transfer line 25 to be connected, the third fixing base rotates with the bottom of second transfer line 26 to be connected, the spout has been seted up to the bottom of work box 18, the width and the length of spout are greater than the width and the length of first couple 33, one side of first couple 33 is provided with the second couple, and first couple 33 and second couple all with the interior wall card and the connection of last screen cloth 15.
In order to drive the storage box 12 to move back and forth by the pushing device 37, so as to achieve the purpose of facilitating the blanking, in this embodiment, preferably, the pushing device 37 comprises a gear rod 9, a gear 35, a second servo motor 36 and a fixing rod 10, the second servo motor 36 is fixedly connected with the screening device body 7 through a bolt, and the front side of the second servo motor 36 is provided with a gear 35, a gear rod 9 is arranged right below the gear 35, one end of the gear rod 9 is fixedly provided with a fixed rod 10, the bottom end inside the screening device body 7 is fixedly provided with a slide rail, a slide rod is embedded inside the slide rail, the top end of the slide rod is fixed with the bottom end of the gear rod 9 by welding, and the slide bar is connected with the slide rail in a sliding manner, the gear 35 is connected with the gear rod 9 in a meshing manner, the gear 35 is connected with a main shaft of the second servo motor 36, and the top end of the fixed rod 10 is fixedly connected with the bottom end of the storage box 12 through a bolt.
In order to increase the stability and safety of the screening device body 7, in the present embodiment, it is preferable that the number of the anti-slip pads 13 is four, and the anti-slip pads 13 are made of ethylene propylene rubber.
In order to control the normal operation of the electric equipment in the screening apparatus body 7 through the control switch 16, in this embodiment, preferably, the input ends of the first electric hydraulic push rod 3, the second electric hydraulic push rod 22, the first servo motor 30 and the second servo motor 36 are electrically connected with the output ends of the control switch 16 corresponding to the first electric hydraulic push rod 3, the second electric hydraulic push rod 22, the first servo motor 30 and the second servo motor 36, the control switch 16 is electrically connected with an external power supply, and the DKC-Y110 controller is installed inside the control switch 16.
In order to increase the safety of the upper screen 15 and the lower screen 11 in the screening process, in this embodiment, it is preferable that four reinforcing ribs are fixedly installed at the connection position of the left bracket 1 and the screening device body 7.
According to the principle and the using process of the invention, a user firstly transports sand and stones into the upper screen 15 through an external crane, at the moment, the first servo motor 30 is controlled to operate through the control switch 16, the first servo motor 20 is electrified to drive the rotating shaft 29 to operate, the rotating shaft 29 and the fourth transmission rod 28 are fixedly connected through a bolt, so the fourth transmission rod 28 is driven to rotate through the rotating shaft 29, the fourth transmission rod 28 drives the first transmission rod 25, the second transmission rod 26 and the third transmission rod 27 to swing in a small range in the rotating process, so that the first hook 33 and the second hook are driven to do circular motion, the third transmission device 34 is arranged inside the working box 18, the user can conveniently drive the upper screen 15 to do circular motion through the third transmission device 34, and the upper screen 15 can effectively screen the sand and stones inside while doing circular motion, therefore, screening of a first part of sand and stones is achieved, a second transmission device 24 is arranged on the rear side of the second upright rod 8, the first transmission device 6 is installed on the rear side of the second transmission device 24, after the upper screen 15 is screened, the sand and stones fall on the lower screen 11, at the moment, a user controls the first electric hydraulic push rod 3 to extend through the control switch 16 and controls the second electric hydraulic push rod 22 to shorten, the lower screen 11 can be driven to move back and forth through the extension of the first electric hydraulic push rod 3 and the shortening of the second electric hydraulic push rod 22, so that the purpose of screening is achieved, the lower screen 11 can be conveniently moved back and forth by the user through the arrangement of the first transmission device 6 and the second transmission device 24, the lower screen 11 can screen a second part of the sand and stones therein while moving back and forth, and the screening precision of the sand and stones can be improved through the screening of the first part and the second part, the error is reduced, pusher 37 is installed in the inside embedding of sieving mechanism body 7, gravel and sand after the screening can fall into receiver 12, when gravel and sand is more, the user operates through control switch control second servo motor 36, when second servo motor 36 corotation, can drive dead lever 10 and receiver 12 through the meshing of gear 35 with gear pole 9 this moment and push, when second servo motor 36 reverses, can drive dead lever 10 and receiver 12 through the meshing of gear 35 with gear pole 9 this moment and pull out, set up pusher 37, can convenient to use person pull out and push receiver 12, when receiver 12 pushes away, can conveniently effectively deposit the gravel and sand after the screening this moment, when receiver 12 pulls out, can the person of facilitating the use transport and use gravel and sand, the labor intensity is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A sand and stone screening device for building bridge construction comprises a screening device body (7), a first transmission device (6) and a right support (17), and is characterized in that a pushing device (37) is installed in the screening device body (7) in an embedded mode, a storage box (12) is arranged above the screening device body (7), an anti-skid pad (13) is fixedly installed at the bottom end of the screening device body (7), a second vertical rod (8) is arranged on one side of the storage box (12), a third vertical rod (14) is arranged on the other side of the storage box (12), a second transmission device (24) is arranged on the rear side of the second vertical rod (8), a sliding rod (19) is arranged on the position, close to the lower portion of the second transmission device (24), of the rear side of the second vertical rod (8), a left support (1) is arranged on one side of the second transmission device (24), and the other side of the second transmission device (24) is provided with a lower screen (11), the first transmission device (6) is arranged at the rear side of the second transmission device (24), the rear side of the first transmission device (6) is fixedly provided with a first vertical rod (2), the top end of the left bracket (1) is fixedly provided with a work box (18), the bottom end of the work box (18) is embedded with a first hook (33), the inside of the work box (18) is provided with a third transmission device (34), the position of the inside of the work box (18), which is close to the bottom end of the third transmission device (34), is rotatably connected with a placing plate (31), the position of the inside of the work box (18), which is close to the upper part of the placing plate (31), is provided with a first fixed seat (32), the lower part of the first hook (33) is provided with an upper screen (15), the right bracket (17) is arranged at one side of the upper screen (15), and the other side of the right bracket (17) is fixedly provided with a control switch (16), and a first supporting rod (23) is arranged at the joint of the second sleeve (20) and the lower screen mesh (11).
2. The gravel screening device for building and bridge construction of claim 1, wherein the first transmission device (6) comprises a first electric hydraulic push rod (3), a first connecting rod (4) and a first sleeve (5), the first connecting rod (4) is fixedly installed at the bottom end of the first electric hydraulic push rod (3), the fixed end of the first electric hydraulic push rod (3) is fixedly connected with the first vertical rod (2) through a bolt, the telescopic end of the first electric hydraulic push rod (3) is fixedly connected with the top of the first connecting rod (4) through a bolt, the first sleeve (5) is fixedly installed at the bottom end of the first connecting rod (4), the first sleeve (5) is slidably connected with the sliding rod (19), and a second supporting rod is arranged at the joint of the first sleeve (5) and the lower screen (11).
3. The sand and stone screening device for building and bridge construction, according to claim 1, is characterized in that the second transmission device (24) comprises a second sleeve (20), a second connecting rod (21) and a second electric hydraulic push rod (22), the second connecting rod (21) is fixedly installed at the bottom end of the second electric hydraulic push rod (22), the fixed end of the second electric hydraulic push rod (22) is fixedly connected with the second vertical rod (8) through a bolt, the telescopic end of the second electric hydraulic push rod (22) is fixedly connected with the top of the second connecting rod (21) through a bolt, the second sleeve (20) is fixedly installed at the bottom end of the second connecting rod (21), and the second sleeve (20) is slidably connected with the sliding rod (19).
4. The sand and stone screening device for building bridge construction according to claim 1, wherein the third transmission device (34) comprises a first transmission rod (25), a second transmission rod (26), a third transmission rod (27), a fourth transmission rod (28), a rotating shaft (29) and a first servo motor (30), the rotating shaft (29) is arranged on the front side of the first servo motor (30), the fourth transmission rod (28) is sleeved on the position, close to the front side of the first fixed seat (32), of the outside of the rotating shaft (29), the rear side of the rotating shaft (29) is fixedly connected with the main shaft of the first servo motor (30) through a bolt, one side of the fourth transmission rod (28) is rotatably connected with the third transmission rod (27), the front side of the third transmission rod (27) is rotatably connected with the second transmission rod (26), and the rear side of the third transmission rod (27) is rotatably connected with the first transmission rod (25), the inside top of work box (18) is close to first fixing base (32) one side position department fixed mounting has the second fixing base, and the inside of work box (18) is close to and places board (31) top position department fixed mounting has the third fixing base, and the second fixing base rotates with first transfer line (25) to be connected, and the third fixing base rotates with the bottom of second transfer line (26) to be connected, the spout has been seted up to the bottom of work box (18), and the width and the length of spout are greater than the width and the length of first couple (33), one side of first couple (33) is provided with the second couple, and first couple (33) and second couple all with the inner wall card and the connection of last screen cloth (15).
5. The sand screening device for building bridge construction as claimed in claim 1, wherein the pushing device (37) comprises a gear rod (9), a gear (35), a second servo motor (36) and a fixing rod (10), the second servo motor (36) is fixedly connected with the screening device body (7) through a bolt, the gear (35) is arranged on the front side of the second servo motor (36), the gear rod (9) is arranged right below the gear (35), the fixing rod (10) is fixedly arranged at one end of the gear rod (9), a sliding rail is fixedly arranged at the bottom end inside the screening device body (7), a sliding rod is embedded inside the sliding rail, the top end of the sliding rod is fixedly welded with the bottom end of the gear rod (9) and is slidably connected with the sliding rail, the gear (35) is connected with the gear rod (9) in a meshed manner, and the gear (35) is connected with the main shaft of the second servo motor (36), and the top end of the fixing rod (10) is fixedly connected with the bottom end of the storage box (12) through a bolt.
6. The sand screening device for building bridge construction according to claim 1, wherein the number of the non-slip mats (13) is four, and the non-slip mats (13) are made of ethylene propylene rubber.
7. The sand and stone screening device for building bridge construction according to claim 1, wherein input ends of the first electric hydraulic push rod (3), the second electric hydraulic push rod (22), the first servo motor (30) and the second servo motor (36) are electrically connected with output ends of the control switch (16) corresponding to the first electric hydraulic push rod (3), the second electric hydraulic push rod (22), the first servo motor (30) and the second servo motor (36), the control switch (16) is electrically connected with an external power supply, and a DKC-Y110 controller is installed inside the control switch (16).
8. The sand and stone screening device for building bridge construction according to claim 1, wherein reinforcing ribs are fixedly installed at the joint of the left bracket (1) and the screening device body (7), and the number of the reinforcing ribs is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911255579.5A CN110918469A (en) | 2019-12-10 | 2019-12-10 | Gravel and sand sieving mechanism is used in construction of building bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911255579.5A CN110918469A (en) | 2019-12-10 | 2019-12-10 | Gravel and sand sieving mechanism is used in construction of building bridge |
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| CN110918469A true CN110918469A (en) | 2020-03-27 |
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| CN201911255579.5A Pending CN110918469A (en) | 2019-12-10 | 2019-12-10 | Gravel and sand sieving mechanism is used in construction of building bridge |
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Application publication date: 20200327 |