CN214975589U - Grit mechanical vibration sieve for civil engineering - Google Patents

Abstract

The utility model discloses a grit mechanical vibration sieve for civil engineering relates to civil engineering technical field, including the box, still including the multistage screening structure that improves the quality, the dismouting structure of being convenient for maintain and the purification structure of improvement environment, first sealing door is installed through the hinge to one side of box one end, and the inside bottom sliding connection of box has the collecting vat, the inside second screening case that transversely is provided with of box of collecting vat top, the dead slot has all been seted up to the inside central position department of first screening case and second screening bottom of the case, and multistage screening structure sets up in the bottom of first screening case and second screening case. The utility model discloses an open fan work, accessible communicating pipe is inside with dust impurity suction to the purifying box, through the dust screen, with the impurity separation, the air directly prevents that operational environment pollutes through the air outlet eduction gear outside, and this structure is favorable to improving workman's operational environment.

Description

Grit mechanical vibration sieve for civil engineering

Technical Field

The utility model relates to a civil engineering technical field specifically is a grit mechanical vibration sieve for civil engineering.

Background

The shale shaker is a device that is used for sieving the material, and the usage is comparatively extensive, works as in civil engineering, when carrying out the construction, need use the grit, but the volume of grit is not of uniform size, and be not convenient for use, this just needs to use the shale shaker to sieve the grit, and current grit mechanical shaker still has a lot of weak points.

Through retrieval, chinese patent No. CN212550475U, announcement date 2021, 02, 19, discloses a vibrating screen for civil engineering, and it is proposed that "when the half gear 16 rotates for a half cycle and is out of high engagement with the rack 17, the movable plate 6 starts to move upward at this time, and the ejector rod 4 is reset under the elastic action of the first bullet 5, and impact is performed on the bottom of the screen frame 12 through the rubber butt 7, so that a protective knocking vibration effect can be exerted on the screen 13," multi-stage screening function cannot be realized, and screening is single, and in view of the above problems, intensive research has been conducted, and a tunnel is generated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grit mechanical vibration sieve for civil engineering to solve the problem that the screening that proposes among the above-mentioned background art is not thorough, operational environment is relatively poor and be not convenient for maintain.

In order to achieve the above object, the utility model provides a following technical scheme: a mechanical vibrating screen for sand and stone for civil engineering comprises a box body, a multi-stage screening structure for improving quality, a disassembly and assembly structure convenient to maintain and a purification structure for improving environment;

a first sealing door is mounted on one side of one end of the box body through a hinge, a collecting tank is connected to the bottom end inside the box body in a sliding mode, a second screening box is transversely arranged inside the box body above the collecting tank, a first screening box is transversely arranged inside the box body above the second screening box, empty grooves are formed in the central positions of the bottoms of the first screening box and the second screening box, and a multi-stage screening structure is arranged at the bottom ends of the first screening box and the second screening box;

the inner walls of the box bodies on the two sides of the first screening box and the second screening box are respectively provided with a side plate, a sliding block is arranged inside the side plates in a sliding mode, the top end and the bottom end of each sliding block are respectively connected with a buffer spring, one end, far away from the sliding block, of each buffer spring is connected with the inner wall of each side plate, a thick pore plate is transversely arranged inside the first screening box, a thin pore plate is transversely arranged inside the second screening box, one ends of the second screening box and the first screening box are respectively connected with a second sealing door through hinges, and the dismounting structures are arranged on the two sides inside the first screening box and the second screening box;

the top central point department of box is provided with the feeder hopper, and purification structure sets up in the one end that first sealing door was kept away from to the box.

Preferably, purification structure includes the purifying box, the purifying box sets up in the box one end of keeping away from first sealing door, and the bottom central point department of putting of purifying box is provided with the air outlet, install the dust screen between the both sides inner wall of purifying box, and the inside fan of transversely installing of purifying box above the dust screen, the both sides on purifying box top all are connected with communicating pipe, and the one end of communicating pipe all extends to the inside of box.

Preferably, one side of the side plate is connected with the first screening box and the second screening box through the sliding blocks, and the first screening box and the second screening box form a sliding structure with the side plate through the sliding blocks.

Preferably, multistage screening structure includes driving motor, belt, cushion, camshaft, first transfer line and second transfer line, driving motor passes through the pedestal and installs in box one side of second screening case below, and driving motor's output is connected with first transfer line, the second transfer line sets up in the inside one side of box of first screening case below through the pivot, and one side of second transfer line runs through to one side that the box is close to driving motor, there is the belt through belt pulley connection between the first transfer line of box one side and the second transfer line, and the cushion all sets up in the both sides of first screening case and second screening bottom of the case portion, second transfer line and the first transfer line outer wall of cushion below all overlap and are equipped with the camshaft.

Preferably, one end of the first transmission rod extends to the inside of the box body, and one end of the first transmission rod is connected with the inner wall of the box body through a rotating shaft.

Preferably, the dismouting structure includes first fixed plate, regulation pole, second fixed plate, limiting plate and third fixed plate, first fixed plate all sets up in the inside both sides of first screening case and second screening case, and first fixed plate sets up respectively in the below of coarse pore board and pore board, the second fixed plate all sets up in the inside both sides of first screening case and second screening case, and the second fixed plate all sets up in the top of coarse pore board and pore board, the third fixed plate all sets up in the inside both sides of first screening case and second screening case, and the third fixed plate all sets up in the top of second fixed plate, the top of third fixed plate all is provided with the regulation pole, and the regulation pole outer wall between third fixed plate and the second fixed plate all overlaps and is equipped with the limiting plate.

Preferably, the bottom end of the adjusting rod penetrates through the lower portion of the first fixing plate, and the adjusting rod is connected with the second fixing plate through threads.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a have driving motor, first transfer line and second transfer line, utilize driving motor, open driving motor work, under the effect of belt, can make first transfer line and second transfer line rotate simultaneously, drive the camshaft and rotate, thereby stir the cushion, make first screening case and second screening case vibrate, sieve the grit, some grit passes the coarse pore board and falls on the fine pore board of second screening case, can sieve the grit once more, until some grit drops in the middle of collecting groove, the multistage screening function of device has been realized to this structure;

(2) the utility model provides a fan, a purification box and a dust screen, wherein the fan is utilized, the worker opens the fan to work, dust and impurities can be pumped into the purification box through the communicating pipe, the impurities are blocked through the dust screen, and the air is directly discharged out of the device through the air outlet to prevent the pollution of working environment;

(3) the utility model provides a there is regulation pole, second fixed plate, regulation pole and limiting plate, utilizes to adjust the pole, rotates the regulation pole, under the cooperation of second fixed plate screw thread, can be so that adjust pole and limiting plate and remove simultaneously, move the extreme position who is close the third fixed plate until the limiting plate, can be so that to adjust the pole and break away from the restriction to coarse pore board and fine pore board, the staff with both take out change can, this structure has realized the maintenance function of being convenient for of device.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the reverse structure of the present invention;

fig. 4 is a schematic top view of the present invention;

fig. 5 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. an air outlet; 2. a dust screen; 3. a fan; 4. a communicating pipe; 5. a feed hopper; 6. a purification box; 7. a fine pore plate; 8. a multi-stage screening structure; 801. a drive motor; 802. a belt; 803. cushion blocks; 804. a camshaft; 805. a first drive lever; 806. a second transmission rod; 9. a disassembly and assembly structure; 901. a first fixing plate; 902. adjusting a rod; 903. a second fixing plate; 904. a limiting plate; 905. a third fixing plate; 10. an empty groove; 11. collecting tank; 12. a box body; 13. a side plate; 14. a buffer spring; 15. a slider; 16. a coarse pore plate; 17. a first screening bin; 18. a second screening bin; 19. a first sealing door; 20. a second sealing door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-5, a sand mechanical vibrating screen for civil engineering comprises a box body 12, a multi-stage screening structure 8 for improving quality, a disassembly and assembly structure 9 convenient for maintenance and a purification structure for improving environment;

a first sealing door 19 is mounted on one side of one end of the box body 12 through a hinge, the bottom end inside the box body 12 is connected with a collecting tank 11 in a sliding mode, a second screening box 18 is transversely arranged inside the box body 12 above the collecting tank 11, a first screening box 17 is transversely arranged inside the box body 12 above the second screening box 18, empty grooves 10 are formed in the central positions of the bottoms of the first screening box 17 and the second screening box 18, and the multi-stage screening structure 8 is arranged at the bottom ends of the first screening box 17 and the second screening box 18;

the inner walls of the box bodies 12 on the two sides of the first screening box 17 and the second screening box 18 are respectively provided with a side plate 13, the inner parts of the side plates 13 are provided with a sliding block 15 in a sliding manner, the top end and the bottom end of the sliding block 15 are respectively connected with a buffer spring 14, one end, far away from the sliding block 15, of each buffer spring 14 is connected with the inner wall of each side plate 13, a thick pore plate 16 is transversely arranged in the first screening box 17, a thin pore plate 7 is transversely arranged in the second screening box 18, one ends of the second screening box 18 and the first screening box 17 are respectively connected with a second sealing door 20 through hinges, and the dismounting structures 9 are arranged on the two sides in the first screening box 17 and the second screening box 18;

the top center of the box 12 is provided with a feed hopper 5, and the purification structure is arranged at one end of the box 12 far away from the first sealing door 19.

Referring to fig. 1-5, the sand and stone mechanical vibration sieve for civil engineering further comprises a purification structure, the purification structure comprises a purification box 6, the purification box 6 is arranged at one end of the box body 12 far away from the first sealing door 19, an air outlet 1 is arranged at the central position of the bottom end of the purification box 6, a dustproof net 2 is arranged between the inner walls of the two sides of the purification box 6, a fan 3 is transversely arranged inside the purification box 6 above the dustproof net 2, the two sides of the top end of the purification box 6 are both connected with communicating pipes 4, and one end of each communicating pipe 4 extends to the inside of the box body 12;

one side of the side plate 13 is connected with a first screening box 17 and a second screening box 18 through a sliding block 15, and the first screening box 17 and the second screening box 18 form a sliding structure with the side plate 13 through the sliding block 15;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when using this mechanism, open fan 3 work, inside accessible communicating pipe 4 with dust impurity suction to purifying box 6, through dust screen 2, with the impurity separation, the air directly prevents operational environment pollution through air outlet 1 eduction gear outside.

Example 2: the multi-stage screening structure 8 comprises a driving motor 801, a belt 802, a cushion block 803, a cam shaft 804, a first transmission rod 805 and a second transmission rod 806, wherein the driving motor 801 is installed on one side of the box body 12 below the second screening box 18 through a base, the model of the driving motor 801 can be 86BL, the output end of the driving motor 801 is connected with the first transmission rod 805, the second transmission rod 806 is arranged on one side inside the box body 12 below the first screening box 17 through a rotating shaft, one side of the second transmission rod 806 penetrates through to one side, close to the driving motor 801, of the box body 12, the belt 802 is connected between the first transmission rod 805 and the second transmission rod 806 on one side of the box body 12 through belt pulleys, the cushion blocks 803 are arranged on two sides of the bottom ends of the first screening box 17 and the second screening box 18, and the cam shaft 804 is sleeved on the outer walls of the second transmission rod 806 and the first transmission rod 805 below the cushion blocks 803;

one end of the first driving rod 805 extends into the box body 12, and one end of the first driving rod 805 is connected with the inner wall of the box body 12 through a rotating shaft;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the mechanism is used, the driving motor 801 is started to operate, under the action of the belt 802, the first transmission rod 805 and the second transmission rod 806 can be simultaneously rotated to drive the cam shaft 804 to rotate, so that the cushion block 803 is stirred, the first screening box 17 and the second screening box 18 vibrate to screen sand, part of sand passes through the coarse pore plate 16 and falls on the fine pore plate 7 of the second screening box 18, sand can be screened again until part of sand falls into the collecting groove 11, and then the multi-stage screening function of sand can be completed.

Example 3: the dismounting structure 9 comprises a first fixing plate 901, an adjusting rod 902, a second fixing plate 903, a limiting plate 904 and a third fixing plate 905, wherein the first fixing plate 901 is arranged on two sides of the inside of a first screening box 17 and a second screening box 18, the first fixing plate 901 is arranged below a coarse pore plate 16 and a fine pore plate 7 respectively, the second fixing plate 903 is arranged on two sides of the inside of the first screening box 17 and the inside of the second screening box 18, the second fixing plate 903 is arranged above the coarse pore plate 16 and the fine pore plate 7, the third fixing plate 905 is arranged on two sides of the inside of the first screening box 17 and the inside of the second screening box 18, the third fixing plate 905 is arranged above the second fixing plate 903 in a sleeved mode, the top end of the third fixing plate 905 is provided with the adjusting rod 902, and the outer wall of the adjusting rod between the third fixing plate 905 and the second fixing plate 903 is provided with the limiting plate 904;

the bottom ends of the adjusting rods 902 penetrate through the lower part of the first fixing plate 901, and the adjusting rods 902 and the second fixing plate 903 are connected through threads;

specifically, as shown in fig. 1 and 5, when the mechanism is used, the adjusting rod 902 is rotated, and under the matching of the threads of the second fixing plate 903, the adjusting rod 902 and the limiting plate 904 can be moved simultaneously until the limiting plate 904 moves to the limit position close to the third fixing plate 905, that is, the adjusting rod 902 can be separated from the limitation on the coarse pore plate 16 and the fine pore plate 7, and the worker can take out and replace the adjusting rod 902 and the fine pore plate 7, and the replacement is completed, otherwise, the adjusting rod 902 and the fine pore plate can be quickly installed, so that the normal operation of the device is ensured.

The working principle is as follows: when the device is used, firstly, sufficient sandstone is added into the box body 12 through the feed hopper 5, and after the addition is finished, the sandstone enters the box body 12 and is stacked on the coarse pore plate 16 of the first screening box 17.

The first innovation point implementation step:

the first step is as follows: the driving motor 801 is started to work, and the first transmission rod 805 and the second transmission rod 806 can rotate simultaneously under the action of the belt 802;

the second step is that: the cam shaft 804 is driven to rotate, so that the cushion block 803 is shifted, the first screening box 17 and the second screening box 18 vibrate to screen the gravels, part of the gravels pass through the coarse pore plate 16 and fall on the pore plate 7 of the second screening box 18, the gravels can be screened again until part of the gravels fall into the collecting groove 11, and then the multi-stage screening function of the gravels can be completed;

the third step: when the first screening box 17 and the second screening box 18 vibrate, the sliding block 15 can be driven to slide in the side plate 13, so that the buffer spring 14 is extruded to deform, and the buffering is increased.

Then, in the screening process, the sand and stone contain a large amount of dust and impurities.

The implementation step of the second innovation point:

the first step is as follows: the worker starts the fan 3 to work, and can suck dust and impurities into the purification box 6 through the communicating pipe 4;

the second step is that: through dust screen 2, with the impurity separation, the air is direct through 1 eduction gear outside of air outlet, prevents operational environment pollution.

Finally, when the apparatus is used for a long time, the coarse-meshed plate 16 and the fine-meshed plate 7 are easily damaged.

The third innovation point implementation step:

the first step is as follows: the staff opens the first sealing door 19 and the second sealing door 20 respectively;

the second step is that: when the adjusting rod 902 is rotated, the adjusting rod 902 and the limiting plate 904 can be moved simultaneously under the matching of the threads of the second fixing plate 903 until the limiting plate 904 moves to the limit position close to the third fixing plate 905, and then the adjusting rod 902 can be separated from the restriction of the coarse pore plate 16 and the fine pore plate 7;

the third step: the staff take out both to change can, change and finish, otherwise can install both fast, guarantee the device and normally work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a grit mechanical shaker for civil engineering, includes box (12), its characterized in that: the device also comprises a multi-stage screening structure (8) for improving quality, a disassembly and assembly structure (9) convenient to maintain and a purification structure for improving environment;

a first sealing door (19) is installed on one side of one end of the box body (12) through a hinge, the bottom end inside the box body (12) is connected with a collecting tank (11) in a sliding mode, a second screening box (18) is transversely arranged inside the box body (12) above the collecting tank (11), a first screening box (17) is transversely arranged inside the box body (12) above the second screening box (18), empty grooves (10) are formed in the inner central positions of the bottom ends of the first screening box (17) and the second screening box (18), and the multi-stage screening structure (8) is arranged at the bottom ends of the first screening box (17) and the second screening box (18);

the inner walls of the box bodies (12) on the two sides of the first screening box (17) and the second screening box (18) are respectively provided with a side plate (13), a sliding block (15) is arranged inside the side plate (13) in a sliding mode, the top end and the bottom end of the sliding block (15) are respectively connected with a buffer spring (14), one end, far away from the sliding block (15), of each buffer spring (14) is connected with the inner wall of the corresponding side plate (13), a thick pore plate (16) is transversely arranged inside the first screening box (17), a thin pore plate (7) is transversely arranged inside the second screening box (18), one ends of the second screening box (18) and the first screening box (17) are respectively connected with a second sealing door (20) through hinges, and the dismounting structures (9) are arranged on the two sides of the inside of the first screening box (17) and the second screening box (18);

the top center position department of box (12) is provided with feeder hopper (5), and purification structure sets up in the one end that first sealing door (19) was kept away from in box (12).

2. The sand and stone mechanical vibrating screen for civil engineering as claimed in claim 1, wherein: purification structure includes purifying box (6), purifying box (6) set up in the one end of keeping away from first sealing door (19) in box (12), and the bottom central point department of putting of purifying box (6) is provided with air outlet (1), install dust screen (2) between the both sides inner wall of purifying box (6), and inside horizontal fan (3) of installing of purifying box (6) of dust screen (2) top, the both sides on purifying box (6) top all are connected with communicating pipe (4), and the one end of communicating pipe (4) all extends to the inside of box (12).

3. The sand and stone mechanical vibrating screen for civil engineering as claimed in claim 1, wherein: one side of the side plate (13) is connected with the first screening box (17) and the second screening box (18) through the sliding block (15), and the first screening box (17) and the second screening box (18) form a sliding structure with the side plate (13) through the sliding block (15).

4. The sand and stone mechanical vibrating screen for civil engineering as claimed in claim 1, wherein: the multi-stage screening structure (8) comprises a driving motor (801), a belt (802), cushion blocks (803), a cam shaft (804), a first transmission rod (805) and a second transmission rod (806), wherein the driving motor (801) is installed on one side of a box body (12) below a second screening box (18) through a base, the output end of the driving motor (801) is connected with the first transmission rod (805), the second transmission rod (806) is arranged on one side inside the box body (12) below a first screening box (17) through a rotating shaft, one side of the second transmission rod (806) penetrates through one side, close to the driving motor (801), of the box body (12), the belt (802) is connected between the first transmission rod (805) and the second transmission rod (806) on one side of the box body (12) through a belt pulley, and the cushion blocks (803) are arranged on two sides of the bottom ends of the first screening box (17) and the second screening box (18), the cam shaft (804) is sleeved on the outer walls of the second transmission rod (806) and the first transmission rod (805) below the cushion block (803).

5. The sand and stone mechanical vibration screen for civil engineering as claimed in claim 4, characterized in that: one end of the first transmission rod (805) extends to the inside of the box body (12), and one end of the first transmission rod (805) is connected with the inner wall of the box body (12) through a rotating shaft.

6. The sand and stone mechanical vibrating screen for civil engineering as claimed in claim 1, wherein: the dismounting structure (9) comprises a first fixing plate (901), an adjusting rod (902), a second fixing plate (903), a limiting plate (904) and a third fixing plate (905), wherein the first fixing plate (901) is arranged on two sides of the inside of a first screening box (17) and a second screening box (18), the first fixing plate (901) is respectively arranged below a coarse pore plate (16) and a fine pore plate (7), the second fixing plate (903) is arranged on two sides of the inside of the first screening box (17) and the second screening box (18), the second fixing plate (903) is arranged above the coarse pore plate (16) and the fine pore plate (7), the third fixing plate (905) is arranged on two sides of the inside of the first screening box (17) and the second screening box (18), the third fixing plate (905) is arranged above the second fixing plate (903), and the adjusting rod (902) is arranged at the top end of the third fixing plate (905), and the outer walls of the adjusting rods (902) between the third fixing plate (905) and the second fixing plate (903) are all sleeved with limiting plates (904).

7. The sand and stone mechanical vibrating screen for civil engineering as claimed in claim 6, characterized in that: the bottom of adjusting pole (902) all runs through to the below of first fixed plate (901), and adjusts pole (902) and second fixed plate (903) and all connects through the screw thread.

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