CN217314436U

CN217314436U - Screening device capable of conducting multistage screening and used for road and bridge construction

Info

Publication number: CN217314436U
Application number: CN202220930068.XU
Authority: CN
Inventors: 刘莉莉; 徐彩丰; 田欣冉; 王艺霏
Original assignee: Jilin Hongdao Bridge Co ltd
Current assignee: Jilin Hongdao Bridge Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-08-30
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a screening device is used in road and bridge construction that can multistage screening belongs to road and bridge construction technical field, wherein, including the filter screen section of thick bamboo, be provided with first screening net and second screening net in the filter screen section of thick bamboo, logical groove has been seted up on the filter screen section of thick bamboo, just the quantity that leads to the groove has two, two it has the bracing piece to lead to the equal sliding connection in groove, two the same connecting plate of one end fixedly connected with of bracing piece, two the other end of bracing piece all is connected with first screening net and second screening net respectively through fixed subassembly, be provided with first vibrating motor and second vibrating motor on first screening net and the second screening net respectively. Under the combined action through first motor, cam, logical groove and bracing piece etc., first motor work can take first circulation subassembly and second circulation subassembly work to under first vibrating motor and second vibrating motor's combined action, improved the screening efficiency of sand.

Description

Screening device capable of conducting multistage screening and used for road and bridge construction

Technical Field

The utility model relates to a road and bridge construction technical field, more specifically say, it relates to a sieving mechanism is used in road and bridge construction that can multistage screening.

Background

Road and bridge construction is an important link in bridge construction, and reinforced concrete needs to be poured in the construction process, so that sand is an important production raw material. However, the sand is doped with a plurality of impurities and stones with different sizes, the sand needs to be screened and cleaned, and the screened sand can be put into the lime and stirred into concrete for use.

The screening device for road and bridge construction capable of screening in multiple stages as disclosed in Chinese patent literature has the following publication numbers: CN216064194U, published: 2022.03.18, although the problem of time and labor waste caused by manual sand screening is solved, the height of the whole device cannot be adjusted, and gravel or impurities which cannot be screened down on the screening net are inconvenient to take out, therefore, the screening device for road and bridge construction capable of screening in multiple stages is provided.

Technical problem to be solved by the invention

Not enough to prior art exists, the utility model aims to provide a screening device is used in road and bridge construction that can multistage screening, it has the characteristics that can highly adjust and can take out the gravel or the impurity of screening net to whole device.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a screening device for road and bridge construction capable of multi-stage screening, which comprises a screening cylinder, wherein a first screening net and a second screening net are arranged in the screening cylinder, the screening cylinder is provided with through grooves, the number of the through grooves is two, two support rods are respectively connected in the through grooves in a sliding way, one end of each support rod is fixedly connected with a same connecting plate, the other end of each support rod is respectively connected with the first screening net and the second screening net through a fixing component, the first screening net and the second screening net are respectively provided with a first vibrating motor and a second vibrating motor, the screening cylinder is provided with a first circulating component and a second circulating component, the first circulating component and the second circulating component are respectively connected with the first screening net and the second screening net through another fixing component, the screening drum is fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with a cam, the cam is in lap joint with a connecting plate, the screening drum is connected with a sliding ring through an adjustable assembly, a supporting leg is arranged on the sliding ring, a supporting seat is arranged on the supporting leg, and a first auger and a second auger are arranged on the screening drum.

When the screening device capable of screening in multiple stages for road and bridge construction is used, the height of the screening cylinder can be adjusted through the arrangement of the adjustable components, and sand can be screened under the combined action of the first circulating component, the second circulating component, the first motor, the cam, the first vibrating motor and the like.

Further, the fixed subassembly includes the backup pad, fixedly connected with screw thread post in the backup pad, the fixed orifices and the threaded connection who sets up on the first screen cloth are passed to one end of screw thread post have the screw cap.

Further, the first circulation assembly and the second circulation assembly are identical in structure, the first circulation assembly comprises a first sliding groove and a second sliding groove, the first sliding groove and the second sliding groove are communicated with each other, and a telescopic rod is fixedly connected in the first sliding groove.

Furthermore, the telescopic rod is sleeved with a spring, one end of each of the telescopic rod and the spring is fixedly connected with a support frame, the support frames are connected in the first sliding grooves and the second sliding grooves in a sliding mode, and the support frames are fixedly connected with the supporting plate.

Further, adjustable subassembly includes fourth spout and third spout, fourth spout and third spout are all seted up on the screening cylinder, the top fixedly connected with second motor of third spout, the output shaft fixedly connected with threaded rod of second motor, the surface threaded connection of threaded rod has a screw thread section of thick bamboo.

Further, a sliding rod is fixedly connected in the fourth sliding groove, a sliding sleeve is connected on the sliding rod in a sliding mode, and the sliding sleeve and the threaded cylinder are fixedly connected with the same sliding ring.

(III) advantageous effects

To sum up, the utility model discloses following beneficial effect has:

1. under the combined action of the first motor, the cam, the through groove, the supporting rod and the like, the first motor can drive the first circulating assembly and the second circulating assembly to work, and under the combined action of the first vibrating motor and the second vibrating motor, the sand screening efficiency is improved;

2. the first screening net or the second screening net can be installed and replaced through the combined action of the supporting plate, the threaded column, the threaded cap and the like, and can reciprocate leftwards or rightwards under the combined action of the first chute, the second chute, the telescopic rod, the spring, the supporting frame and the like;

3. through the combined action of third spout, fourth spout, second motor and threaded rod etc. the threaded rod is taken to the second motor and is rotated to can make the screen cylinder rise or reduce.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the adjustable assembly of the present invention;

FIG. 3 is a schematic structural view of the fixing assembly of the present invention;

fig. 4 is a schematic view of the first circulating assembly of the present invention.

The labels in the figures are:

1. a screening cylinder; 2. a first circulation assembly; 201. a telescopic rod; 202. a spring; 203. a support frame; 204. a second chute; 205. a first chute; 3. a second circulation assembly; 4. a slip ring; 5. supporting legs; 6. a through groove; 7. a support bar; 8. a connecting plate; 9. a first motor; 10. a cam; 11. a second auger; 12. a first vibration motor; 13. a first screening net; 14. a second screening net; 15. a second vibration motor; 16. a first auger; 17. a supporting seat; 18. an adjustable component; 181. a second motor; 182. a threaded barrel; 183. a third chute; 184. a threaded rod; 185. a sliding sleeve; 186. a slide bar; 187. a fourth chute; 19. a fixing assembly; 191. a support plate; 192. a threaded post; 193. and (4) a threaded cap.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following description is made for the technical solution of the present invention in the embodiments to explain the present invention clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

Example (b):

the present invention will be described in further detail with reference to the accompanying fig. 1-4.

Referring to fig. 1-4, the present invention provides a technical solution: a screening device capable of screening in multiple stages for road and bridge construction comprises a screening cylinder 1, wherein a first screening net 13 and a second screening net 14 are arranged in the screening cylinder 1, through grooves 6 are formed in the screening cylinder 1, the number of the through grooves 6 is two, supporting rods 7 are slidably connected in the two through grooves 6, one ends of the two supporting rods 7 are fixedly connected with a same connecting plate 8, the other ends of the two supporting rods 7 are respectively connected with the first screening net 13 and the second screening net 14 through fixing components 19, a first vibrating motor 12 and a second vibrating motor 15 are respectively arranged on the first screening net 13 and the second screening net 14, a first circulating component 2 and a second circulating component 3 are arranged on the screening cylinder 1, the first circulating component 2 and the second circulating component 3 are respectively connected with the first screening net 13 and the second screening net 14 through another fixing components 19, a first motor 9 is fixedly connected on the screening cylinder 1, the output shaft of the first motor 9 is fixedly connected with a cam 10, the cam 10 is in lap joint with the connecting plate 8, the screening cylinder 1 is connected with a sliding ring 4 through an adjustable assembly 18, a supporting leg 5 is arranged on the sliding ring 4, a supporting seat 17 is arranged on the supporting leg 5, a first packing auger 16 and a second packing auger 11 are arranged on the screening cylinder 1, and the first packing auger 16 and the second packing auger 11 are respectively close to the bottom ends of the first screening net 13 and the second screening net 14.

Through adopting above-mentioned technical scheme, under the combined action through first motor 9, cam 10, logical groove 6 and bracing piece 7 etc., first motor 9 work can take first circulation subassembly 2 and the work of second circulation subassembly 3 to under the combined action of first vibrating motor 12 and second vibrating motor 15, improved the screening efficiency of sand.

Specifically, the fixing assembly 19 includes a support plate 191, a threaded column 192 is fixedly connected to the support plate 191, and one end of the threaded column 192 passes through a fixing hole formed in the first screen 13 and is threadedly connected to a threaded cap 193.

By adopting the technical scheme, the first screening net 13 or the second screening net 14 can be installed and replaced through the combined action of the supporting plate 191, the threaded column 192, the threaded cap 193 and the like.

Specifically, the first circulating assembly 2 and the second circulating assembly 3 have the same structure, the first circulating assembly 2 comprises a first sliding groove 205 and a second sliding groove 204, the first sliding groove 205 and the second sliding groove 204 are communicated with each other, an expansion rod 201 is fixedly connected in the first sliding groove 205, a spring 202 is sleeved on the expansion rod 201, a support frame 203 is fixedly connected to one ends of the expansion rod 201 and the spring 202, the support frame 203 is slidably connected in the first sliding groove 205 and the second sliding groove 204, and the support frame 203 is fixedly connected with the support plate 191.

By adopting the above technical scheme, under the combined action of the first chute 205, the second chute 204, the telescopic rod 201, the spring 202, the support frame 203 and the like, the first screening net 13 or the second screening net 14 can reciprocate leftwards or rightwards.

Specifically, the adjustable assembly 18 includes a fourth chute 187 and a third chute 183, the fourth chute 187 and the third chute 183 are both disposed on the screen cylinder 1, the top end of the third chute 183 is fixedly connected with the second motor 181, the output shaft of the second motor 181 is fixedly connected with a threaded rod 184, the outer surface of the threaded rod 184 is in threaded connection with a threaded cylinder 182, a sliding rod 186 is fixedly connected in the fourth chute 187, a sliding sleeve 185 is slidably connected on the sliding rod 186, and the sliding sleeve 185 and the threaded cylinder 182 are fixedly connected with the same sliding ring 4.

By adopting the above technical scheme, the second motor 181 drives the threaded rod 184 to rotate through the combined action of the third sliding chute 183, the fourth sliding chute 187, the second motor 181, the threaded rod 184 and the like, so that the screening cylinder 1 can be lifted or lowered.

The utility model discloses a theory of operation does: when the screening machine is used, an external power supply and a controller are connected, then the supporting seat 17 is fixed with the ground, then, when the height is adjusted, the second motor 181 drives the threaded rod 184 to rotate, the screening machine can ascend or descend under the limit of the sliding rod 186 and the sliding sleeve 185, and the screening machine stops when the screening machine 1 reaches a proper height;

then, sand to be screened is poured into the screening cylinder 1, the first motor 9 drives the cam 10 to rotate, the supporting rod 7 slides in the through groove 6, and the supporting frame 203 slides in the first sliding groove 205 and the second sliding groove 204, so that the first screening net 13 and the second screening net 14 can reciprocate left and right, and the first vibration motor 12 and the second vibration motor 15 work at the same time, so that the sand can be screened;

gravel or impurities on the first screening net 13 and the second screening net 14 are discharged out of the screening cylinder 1 through the first packing auger 16 and the second packing auger 11, respectively.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a road and bridge sieving mechanism for construction that can multistage screening, includes a screening section of thick bamboo (1), its characterized in that: be provided with first screening net (13) and second screening net (14) in filter tube (1), logical groove (6) have been seted up on filter tube (1), just the quantity that leads to groove (6) has two, two equal sliding connection has bracing piece (7), two in leading to groove (6) the same connecting plate (8) of one end fixedly connected with of bracing piece (7), two the other end of bracing piece (7) all is connected with first screening net (13) and second screening net (14) respectively through fixed subassembly (19), be provided with first vibrating motor (12) and second vibrating motor (15) on first screening net (13) and the second screening net (14) respectively, be provided with first circulation subassembly (2) and second circulation subassembly (3) on filter tube (1), first circulation subassembly (2) and second circulation subassembly (3) all through another fixed subassembly (19) respectively with first screening net (13) and second screening net (13) Net (14) are connected, first motor (9) of fixedly connected with is gone up in screening cylinder (1), output shaft fixedly connected with cam (10) of first motor (9), cam (10) and connecting plate (8) overlap joint, screening cylinder (1) is connected with slip ring (4) through adjustable subassembly (18), be provided with supporting leg (5) on slip ring (4), be provided with supporting seat (17) on supporting leg (5), be provided with first auger (16) and second auger (11) on screening cylinder (1).

2. The screening device capable of screening in multiple stages for road and bridge construction as claimed in claim 1, wherein: the fixing component (19) comprises a supporting plate (191), a threaded column (192) is fixedly connected to the supporting plate (191), and one end of the threaded column (192) penetrates through a fixing hole formed in the first screening net (13) and is in threaded connection with a threaded cap (193).

3. The screening device capable of screening in multiple stages for road and bridge construction according to claim 2, wherein: the structure of the first circulating assembly (2) is the same as that of the second circulating assembly (3), the first circulating assembly (2) comprises a first sliding groove (205) and a second sliding groove (204), the first sliding groove (205) is communicated with the second sliding groove (204), and an expansion rod (201) is fixedly connected in the first sliding groove (205).

4. The screening device capable of screening in multiple stages for road and bridge construction according to claim 3, wherein: the telescopic rod (201) is sleeved with a spring (202), one end of each of the telescopic rod (201) and the spring (202) is fixedly connected with a support frame (203), the support frames (203) are connected in a first sliding groove (205) and a second sliding groove (204) in a sliding mode, and the support frames (203) are fixedly connected with a support plate (191).

5. The screening device capable of screening in multiple stages for road and bridge construction according to claim 1, wherein: the adjustable component (18) comprises a fourth sliding groove (187) and a third sliding groove (183), the fourth sliding groove (187) and the third sliding groove (183) are arranged on the screening cylinder (1), the top end of the third sliding groove (183) is fixedly connected with a second motor (181), an output shaft of the second motor (181) is fixedly connected with a threaded rod (184), and the outer surface of the threaded rod (184) is in threaded connection with a threaded cylinder (182).

6. The screening device capable of screening in multiple stages for road and bridge construction as claimed in claim 5, wherein: a sliding rod (186) is fixedly connected in the fourth sliding groove (187), a sliding sleeve (185) is connected on the sliding rod (186) in a sliding manner, and the same sliding ring (4) is fixedly connected on the sliding sleeve (185) and the threaded cylinder (182).