CN216606020U

CN216606020U - Screen cloth anti-drop structure of screening sand machine

Info

Publication number: CN216606020U
Application number: CN202122804052.2U
Authority: CN
Inventors: 徐堂明
Original assignee: Wuhan Sanli Guochuang Mechanical Equipment Engineering Co ltd
Current assignee: Wuhan Sanli Guochuang Mechanical Equipment Engineering Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-27
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an anti-falling structure of a screen cloth of a sand screening machine, which comprises the screen cloth, a first plate and a second plate, wherein the first plate and the second plate are fixedly connected with an upright rod, a sliding support component is arranged between the right side of the screen cloth and the first plate, a sliding hole matched with the screen cloth is formed in the second plate, a dismounting structure is arranged between the upright rod and the left side of the screen cloth, two second through holes are formed in the screen cloth, inserting rods are clamped in the two second through holes, a connecting plate is arranged on each of the two inserting rods through a telescopic component, and a moving component is arranged between the first plate and the connecting plate. Has the advantages that: under the cooperation of the first sliding groove, the first sliding rod and the sliding hole, the screen cannot move in the vertical direction, and meanwhile, under the cooperation effect of the threaded rod, the sliding block, the second through hole and the inserted rod, the influence on the threaded rod when the screen moves is relatively small, so that the probability of falling of the screen is effectively reduced.

Description

Screen cloth anti-drop structure of screening sand machine

Technical Field

The utility model relates to a screen of a sand screening machine, in particular to an anti-falling structure of the screen of the sand screening machine.

Background

When in use, the sand and stone need to be screened so as to obtain the sand and stone with the required size, but the prior sand screening machine has the following defects when in use: the screen cloth is mostly installed on a frame that can rock or reciprocating motion through bolt fixed mounting, sifts sand along with rocking of frame, and the power that the frame rocked drives the screen cloth through the bolt and rocks together, and the influence of this process to the bolt is great, and the screen cloth relies on the bolt completely to realize vertical and ascending spacing of horizontal direction fixed, and during the use, the atress is great relatively, and long-term use easily appears damaging to the problem of the screen cloth condition of droing when having the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the background art and provides an anti-falling structure of a screen of a sand screening machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a screening sand machine screen cloth anti-drop structure, include the screen cloth and with pole setting fixed connection's board one, board two, install the slip supporting component between the right side of screen cloth and the board one, set up on the board two with screen cloth complex slide opening, install between the left side of pole setting and screen cloth and dismantle the structure, two through-hole two have been seted up on the screen cloth, two equal block has been placed in the through-hole two the inserted bar is all installed a connecting plate jointly through a flexible subassembly, install the removal subassembly between board one and the connecting plate.

In foretell screening sand machine screen cloth anti-drop structure, the slip supporting component comprises spout one, slide bar, spout one has been seted up on the board one is close to the side of pole setting one side, the left side fixed mounting of screen cloth has the slide bar with a spout matched with.

In foretell screening sand machine screen cloth anti-drop structure, dismantle the structure by slide opening, spout two, blind hole one, through-hole one, threaded rod and slider and constitute, set up on the board two with screen cloth matched with slide opening, spout two has been seted up to the diapire of slide opening, slide on the spout two and placed a plurality of sliders, set up on the board two a plurality ofly with slider matched with blind hole one, set up on the screen cloth with blind hole one matched with through-hole one, every a threaded rod is installed to equal screw thread on the slider, and the upper end of threaded rod passes corresponding through-hole one, blind hole one.

In the anti-falling structure of the screen mesh of the sand screening machine, the lower surface of the second plate is provided with a second blind hole, and the second blind hole is communicated with the sliding hole.

In foretell screening sand machine screen cloth anti-drop structure, flexible subassembly comprises screw rod one and solid fixed cylinder, two the upper end of inserted bar all rotates and installs a screw rod one, two a solid fixed cylinder is installed to the equal screw thread of screw rod one, and solid fixed cylinder is the hollow structure of both ends intercommunication, the upper end fixed mounting of solid fixed cylinder is on the connecting plate.

In foretell screening sand machine screen cloth anti-drop structure, it comprises movable plate, the body of rod, servo motor and lead screw to remove the subassembly, the upper surface of board one has servo motor through body of rod fixed mounting, servo motor's drive end fixed mounting has the lead screw, one side fixed mounting of connecting plate has two movable plates, and installs on the movable plate with lead screw matched with ball nut.

Compared with the prior art, the utility model has the advantages that:

1: the screen cloth is easy and simple to handle in the dismouting on board one, board two, makes certain threaded rod when the difficult circumstances of taking off appear, can rotate corresponding slider simultaneously under the mating reaction of blind hole two to take out the threaded rod, the dismantlement of the screen cloth of being convenient for as far as possible.

2: through the cooperation use of inserted bar, screw rod one, fixed cylinder and through-hole two, the dismouting and the use of the screen cloth of being convenient for the use of screen cloth is more convenient.

3: under the cooperation of spout one, slide bar, slide opening for the ascending removal in vertical direction can not appear in the screen cloth, simultaneously under the mating reaction of threaded rod and slider and through-hole two, inserted bar, the influence to the threaded rod is less relatively when making the screen cloth remove, thereby effectively reduces the probability that the screen cloth drops and takes place.

Drawings

Fig. 1 is a schematic structural view of an anti-falling structure of a screen of a sand screening machine according to the present invention;

FIG. 2 is a schematic structural diagram of a first plate and a second plate in an anti-falling structure of a screen of a sand screening machine according to the present invention;

FIG. 3 is a schematic structural view of a plate portion in an anti-falling structure of a screen of a sand screening machine according to the present invention;

FIG. 4 is a schematic structural view of a plug portion in an anti-falling structure of a sand sieving machine screen according to the present invention;

fig. 5 is a schematic structural diagram of a screen in an anti-falling structure of a screen of a sand screening machine according to the present invention.

In the figure: the device comprises a vertical rod 1, a first plate 2, a second plate 3, a first sliding chute 4, a sliding rod 5, a sliding hole 6, a second sliding chute 7, a first blind hole 8, a first through hole 9, a threaded rod 10, a sliding block 11, a second blind hole 12, a second through hole 13, an inserted rod 14, a first screw rod 15, a fixed barrel 16, a connecting plate 17, a movable plate 18, a rod body 19, a servo motor 20, a screw rod 21 and a screen 22.

Detailed Description

Referring to fig. 1, 2 and 5, the anti-dropping structure of the screen of the sand screening machine comprises a screen 22, a first plate 2 and a second plate 3 which are fixedly connected with a vertical rod 1, wherein a sliding support assembly is arranged between the right side of the screen 22 and the first plate 2;

the following points are notable:

1. the sliding support component comprises a first sliding groove 4 and a sliding rod 5, the first sliding groove 4 is formed in the side edge of one side, close to the vertical rod 1, of the first plate 2, and the sliding rod 5 matched with the first sliding groove 4 is fixedly installed on the left side of the screen 22.

2. In order to reduce the abrasion of the sliding rod 5 in the first sliding groove 4, a layer of protective pad can be fixedly arranged on the outer wall of the sliding rod 5, and the protective pad can be made of rubber materials.

3. The right side of the screen 22 is attached to the left side of the first plate 2, and the abrasion between the two can be reduced by installing a protective pad.

4. The thickness of the slide bars 5 is less than the thickness of the screen 22, as can be seen here from figure 5 of the specification, while the lower surface of the slide bars 5 is above the lower surface of the screen 22.

Referring to fig. 1-3 and 5, a sliding hole 6 matched with the screen 22 is formed in the second plate 3, and a dismounting structure is arranged between the upright 1 and the left side of the screen 22;

the following points are notable:

1. dismantle the structure by slide opening 6, spout two 7, blind hole one 8, through-hole one 9, threaded rod 10 and slider 11 are constituteed, seted up on two 3 boards with screen cloth 22 matched with slide opening 6, spout two 7 have been seted up to the diapire of slide opening 6, a plurality of sliders 11 have been placed in the sliding on spout two 7, set up on two 3 boards a plurality ofly with slider 11 matched with blind hole one 8, set up on the screen cloth 22 with blind hole one 8 matched with through-hole one 9, equal threaded mounting has a threaded rod 10 on every slider 11, and the upper end of threaded rod 10 passes corresponding through-hole one 9, blind hole one 8.

2. The threaded rod 10 can rotate on the first blind hole 8, but the lower end of the threaded rod 10 is screwed on the sliding block 11, so that the threaded rod 10 is not easy to move relatively in the vertical direction.

3. The lower surface of the second plate 3 is provided with two second blind holes 12, and the second blind holes 12 are communicated with the sliding hole 6; the size of the second blind hole 12 is larger than that of the sliding block 11, so that the threaded rod 10 can be conveniently taken out when the threaded rod is not easy to take down, and the two can be conveniently detached.

4. The size of the second blind hole 12 meets the rotation of the sliding block 11 under the stress condition (the sliding block 11 is applied with force by hand when being disassembled); for convenience of operation, the end faces of the second blind hole 12 and the slider 11 may be circular.

5. When one of the sliding blocks 11 moves to the position above the corresponding second blind hole 12, the other sliding block 11 is not positioned above the corresponding second blind hole 12, so that the normal use of the whole body is ensured.

6. When the number of the sliding blocks 11 is three, only two second blind holes 12 can be arranged, and the second blind holes 12 can be arranged between the corresponding two sliding blocks 11 (not shown in the figure); it is also possible to arrange one second blind hole 12 between the intermediate slide 11 and one of the slides 11, and then another second blind hole 12 outside the last slide 11 (fig. 3).

Referring to fig. 1, 4 and 5, two through holes two 13 are formed in the screen 22, the two through holes two 13 are respectively clamped with an inserted rod 14, the two inserted rods 14 are respectively provided with a connecting plate 17 through a telescopic assembly, and a moving assembly is arranged between the plate one 2 and the connecting plate 17;

the following points are notable:

1. the telescopic assembly comprises a first screw rod 15 and a fixed cylinder 16, the upper ends of the two insert rods 14 are respectively rotatably provided with the first screw rod 15, the fixed cylinder 16 is arranged on the first screw rod 15 in a threaded mode, the fixed cylinder 16 is of a hollow structure with two communicated ends, and the upper end of the fixed cylinder 16 is fixedly arranged on the connecting plate 17.

2. The provision of the telescopic assembly facilitates the controlled movement of the connecting plate 17 in the vertical direction to facilitate its insertion into and removal from the through-hole two 13.

3. The moving assembly comprises a moving plate 18, a rod body 19, a servo motor 20 and a screw rod 21, the servo motor 20 is fixedly mounted on the upper surface of the plate I2 through the rod body 19, the screw rod 21 is fixedly mounted at the driving end of the servo motor 20, two moving plates 18 are fixedly mounted on one sides of the connecting plates 17, and ball nuts matched with the screw rod 21 are mounted on the moving plates 18.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

In the utility model, the servo motor 20 works to drive the moving plate 18 to reciprocate through the matching of the screw rod 21 and the ball nut, the moving plate 18 moves to drive the inserted link 14 to move through the connecting plate 17, the fixed cylinder 16 and the screw rod I15, and the inserted link 14 moves to drive the screen 22 to move under the action of the through hole II 13, so that the screening effect on the sand and the stone placed on the inserted link is realized.

The moving plate 18 reciprocates, the moving plate 18 moves to drive the inserted link 14 to move through the connecting plate 17, the fixed cylinder 16 and the screw rod one 15, and the inserted link 14 moves to drive the screen 22 to move under the action of the through hole two 13, so that the screening effect on the sand and the stones placed on the inserted link is achieved.

When the screen 22 moves, the left end of the screen can drive the threaded rod 10 to move together under the action of the first through hole 9, the threaded rod 10 can drive the sliding block 11 to move together, and the first through hole 9 can drive the threaded rod 10 to slide smoothly due to the first blind hole 8, so that the movement of the screen cannot be hindered.

When the screen 22 needs to be removed, the threaded rod 10 is removed firstly, and then a pulling force far away from the first plate 2 is applied to the screen 22; when the threaded rod 10 rusts and is not easy to separate from the sliding block 11, the corresponding sliding block 11 can be moved to the second blind hole 12, and then a rotating force is applied to the second blind hole 12 by hand to separate the two.

Claims

1. The utility model provides a screening sand machine screen cloth anti-drop structure, includes screen cloth (22) and with pole setting (1) fixed connection's board (2), board two (3), its characterized in that, install the slip supporting component between the right side of screen cloth (22) and board (2), set up on board two (3) with screen cloth (22) complex slide opening (6), install between the left side of pole setting (1) and screen cloth (22) and dismantle the structure, two through-hole two (13) have been seted up on screen cloth (22), two inserted bar (14), two have been placed to equal block in through-hole two (13) inserted bar (14) all install a connecting plate (17) jointly through a telescopic component, install the removal subassembly between board (2) and connecting plate (17).

2. The anti-drop structure of the screen cloth of the sand screening machine according to claim 1, wherein the sliding support component is composed of a first sliding groove (4) and a sliding rod (5), the first sliding groove (4) is formed in the side edge of the first plate (2) close to one side of the vertical rod (1), and the sliding rod (5) matched with the first sliding groove (4) is fixedly installed on the left side of the screen cloth (22).

3. The anti-drop structure of screen cloth of sand screening machine as claimed in claim 1, the disassembly structure consists of a sliding hole (6), a sliding groove II (7), a blind hole I (8), a through hole I (9), a threaded rod (10) and a sliding block (11), the second plate (3) is provided with a sliding hole (6) matched with the screen (22), a second sliding chute (7) is formed in the bottom wall of the sliding hole (6), a plurality of sliding blocks (11) are slidably placed on the second sliding chute (7), the second plate (3) is provided with a plurality of first blind holes (8) matched with the sliding blocks (11), a first through hole (9) matched with the first blind hole (8) is formed in the screen (22), a threaded rod (10) is installed on each sliding block (11) in a threaded mode, and the upper end of the threaded rod (10) penetrates through the corresponding first through hole (9) and the corresponding first blind hole (8).

4. The anti-drop structure of the screen cloth of the sand sieving machine according to claim 3, characterized in that the lower surface of the second plate (3) is provided with two second blind holes (12), and the second blind holes (12) are communicated with the slide hole (6).

5. The anti-drop structure of the screen cloth of the sand screening machine according to claim 1, wherein the telescopic assembly is composed of a first screw (15) and a fixed cylinder (16), the upper ends of the two insert rods (14) are rotatably provided with the first screw (15), the two first screws (15) are respectively provided with the fixed cylinder (16) in a threaded manner, the fixed cylinder (16) is a hollow structure with two communicated ends, and the upper end of the fixed cylinder (16) is fixedly arranged on the connecting plate (17).

6. The screen cloth anti-drop structure of the sand screening machine according to claim 1, wherein the moving assembly is composed of a moving plate (18), a rod body (19), a servo motor (20) and a screw rod (21), the servo motor (20) is fixedly installed on the upper surface of the first plate (2) through the rod body (19), the screw rod (21) is fixedly installed at the driving end of the servo motor (20), two moving plates (18) are fixedly installed on one side of the connecting plate (17), and a ball nut matched with the screw rod (21) is installed on the moving plate (18).