Novel silt filtering device for water conservancy construction

Abstract

The utility model discloses a novel sediment filtering device for water conservancy construction, which belongs to the field of water conservancy and comprises a filtering box, a plurality of buffering rods are fixedly arranged in the filtering box, the buffering rods are sleeved with lug plates in a sliding mode, the buffering rods are sleeved with springs in a sliding mode, an upper filtering screen is arranged in the filtering box in a buffering mode, and a middle filtering screen is arranged in the filtering box in a buffering mode. The upper end of the upper filter screen, the upper end of the middle filter screen and the upper end of the lower filter screen are fixedly provided with the surrounding frames respectively, the upper filter screen, the middle filter screen and the lower filter screen are arranged, and the sizes of filter screen meshes of the upper filter screen, the middle filter screen and the lower filter screen are different, so that sand and stone filtering and screening work from large to small is facilitated, the number of layers of the filter screens is increased, and the filtering and screening effect is improved; according to the vibrating screen, the problem that the vibrating screen is transferred into other devices for screening is avoided, the upper filter screen, the middle filter screen and the lower filter screen are limited and fixed through the arrangement of buffer rods, lug plates, springs and anti-falling blocks, and the upper filter screen, the middle filter screen and the lower filter screen are conveniently driven to vibrate under the vibration of a vibrator in the prior art.

Description

Technical Field

[0001] The utility model relates to the field of water conservancy, and more specifically to a novel sediment filtering device for water conservancy construction. Background Art

[0002] This major cultivates senior engineering and technical personnel who have knowledge of surveying, planning, design, construction, scientific research and management of water conservancy projects and can work in planning, design, construction, scientific research and management in water conservancy, hydropower, water conservation and other departments.

[0003] At present, the sediment filter screen cannot achieve the effect of multi-layer filtering at one time. The sediment needs to be transferred to different filter screen devices in turn for multi-layer filtering, which is not only troublesome but also inefficient. At the same time, some sediment filter screen devices have poor filtering effects. The sediment is easy to accumulate on the upper end of the filter screen and is not easy to pass through the mesh of the filter screen for filtering.

[0004] For example, a sediment filtering device disclosed in announcement number CN204208374U. It is characterized in that it includes an outer tank body, a sand collecting tank is arranged at the lower part of the outer tank body, the outer tank body is divided into two cavities by an S-shaped water barrier, a fine filter screen and a coarse filter screen are arranged in the two cavities respectively, the lower part of the fine filter screen and the coarse filter screen are connected by a guide pipe, and a fine filter screen cover and a coarse filter screen cover are arranged at the upper part of the fine filter screen and the coarse filter screen respectively, a tank cover, a vent valve and a water outlet pipe are also arranged at the upper part of the outer tank body, a drain hole is also arranged at the lower part of the outer tank body, and a sand discharge pipe leading out of the outer tank body is also arranged at the lower part of the guide pipe; the water inlet pipe is connected to the outer tank body, and a trash rack, a water inlet switch, a check valve and a water pipe flange are arranged on the water inlet pipe in sequence; the bottom of the sand collecting tank is provided with a sand discharge hole, and the upper part of the sand collecting tank is an observation window. It has a compact structure, reasonable arrangement, a sturdy and durable filter screen, a small footprint, convenient operation, high efficiency, and is conducive to popularization and use.

[0005] It can be seen from the above disclosed solutions that the sediment filtering device is not provided with a multi-stage filtering function, nor is there a device for enlarging a vibrating filtering screen to facilitate material feeding and filtering. Utility Model Content

[0006] The utility model aims to provide a novel sediment filtering device for water conservancy construction to solve the problem of the filtering effect of the sediment filtering device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of sediment filtering device for water conservancy construction, including a filter box, a plurality of buffer rods are fixedly arranged inside the filter box, the buffer rods are slidably sleeved with ear plates, the buffer rods are slidably sleeved with springs, the internal buffer of the filter box is provided with an upper filter screen, the internal buffer of the filter box is provided with a middle filter screen, the internal buffer of the filter box is provided with a lower filter screen, the upper ends of the upper filter screen, the middle filter screen and the lower filter screen are respectively fixedly provided with surrounding frames, the right sides of the upper filter screen, the middle filter screen and the lower filter screen are respectively fixedly provided with discharge pipes, the lower end of the discharge pipe is fixedly provided with a bellows, the lower end of the bellows is fixedly provided with a bent pipe, and the lower filter screen is fixedly provided with a bend. A vibrator is fixedly arranged at the lower end of the filter screen, and by arranging an upper filter screen, a middle filter screen and a lower filter screen, and the mesh sizes of the three filter screens are different, it is convenient to filter sand and gravel from large to small, increase the number of filter screen layers, increase the filtering effect, and avoid the trouble of transferring to other devices for filtering. In addition, by arranging a buffer rod, an ear plate, a spring and an anti-falling block, the upper filter screen, the middle filter screen and the lower filter screen are respectively limited and fixed, so that it is convenient to drive the upper filter screen, the middle filter screen and the lower filter screen to vibrate under the vibration of the vibrator in the prior art, thereby increasing the filtering effect of the upper filter screen, the middle filter screen and the lower filter screen, increasing the filtering efficiency, and avoiding the trouble caused by the slow filtering speed of the upper filter screen due to the accumulation of sand and gravel on the upper ends of the upper filter screen, the middle filter screen and the lower filter screen.

[0008] Preferably, the upper end of the filter box is fixed with a box cover by bolts, and a feed hopper is fixedly provided on the upper end of the box cover. Through the setting of the box cover, it is convenient to remove the box cover to open the filter box, and it is convenient to clean, remove dirt and replace parts.

[0009] Preferably, anti-detachment blocks are fixedly provided at the upper and lower ends of the buffer rod respectively, and the surrounding frame buffer is arranged inside the filter box. The anti-detachment blocks are arranged to limit the spring and the ear plate to prevent the spring and the ear plate from detaching from the buffer rod, and the sand and stones are limited and wrapped by the surrounding frame to prevent them from falling.

[0010] Preferably, a dispersion block is fixedly provided on the upper end of the lower filter screen, and the bent pipe is fixedly passed through the lower right end of the filter box. The discharge pipe and the bent pipe are connected and fixed by the setting of the bellows, and the setting of the bellows will not affect the up and down vibration of the lower filter screen, which is convenient for sewage discharge. Each discharge pipe is fixedly provided with a switch in the prior art to facilitate opening and closing the discharge pipe.

[0011] Preferably, a flow tube is fixedly provided at the lower end of the filter box, and suspension rods are fixedly provided on the left and right sides of the lower ends of the upper filter screen and the middle filter screen respectively. Through the setting of dispersion blocks, the vibrator is protected to prevent sand and stones from falling to the upper end of the vibrator. Through the setting of suspension rods, each filter screen is connected and fixed, so that three filter screens can be driven to vibrate by one vibrator.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model provides an upper filter screen, a middle filter screen and a lower filter screen, and the mesh sizes of the three filter screens are different, so as to facilitate the work of filtering sand and gravel from large to small, increase the number of filter screen layers, enhance the filtering effect, and avoid the trouble of transferring to other devices for filtering.

[0014] (2) The utility model limits and fixes the upper filter screen, the middle filter screen and the lower filter screen respectively by setting a buffer rod, an ear plate, a spring and an anti-drop block, so as to facilitate the upper filter screen, the middle filter screen and the lower filter screen to vibrate under the vibration of the vibrator in the prior art, thereby increasing the sand and stone filtering effect of the upper filter screen, the middle filter screen and the lower filter screen, increasing the filtering efficiency, and avoiding the trouble caused by the slow filtering speed caused by the accumulation of sand and stone on the upper ends of the upper filter screen, the middle filter screen and the lower filter screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a cross-sectional view of the overall structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional view of the overall structure of the utility model;

[0017] Figure 3 It is a top view of the lower filter screen of the present utility model.

[0018] Description of the numbers in the figure:

[0019] 1 filter box, 2 box cover, 3 feed hopper, 4 buffer rod, 5 ear plate, 6 spring, 7 anti-drop block, 8 upper filter screen, 9 middle filter screen, 10 lower filter screen, 11 frame, 12 discharge pipe, 13 bellows, 14 elbow, 15 dispersion block, 16 vibrator, 17 flow pipe, 18 suspension rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-3A new type of sediment filtering device for water conservancy construction shown in the figure includes a filter box 1, a plurality of buffer rods 4 are fixedly arranged inside the filter box 1, the buffer rods 4 are slidably sleeved with ear plates 5, the buffer rods 4 are slidably sleeved with springs 6, an upper filter screen 8 is arranged for internal buffering in the filter box 1, a middle filter screen 9 is arranged for internal buffering in the filter box 1, a lower filter screen 10 is arranged for internal buffering in the filter box 1, a surrounding frame 11 is fixedly arranged at the upper ends of the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10, a discharge pipe 12 is fixedly arranged on the right side of the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10, a corrugated pipe 13 is fixedly arranged at the lower end of the discharge pipe 12, a bent pipe 14 is fixedly arranged at the lower end of the corrugated pipe 13, and a vibrator 16 is fixedly arranged at the lower end of the lower filter screen 10.

[0023] In order to facilitate multi-layer filtration, the upper end of the filter box 1 is fixed with a box cover 2 by bolts, the upper end of the box cover 2 is fixed with a feed hopper 3, the upper and lower ends of the buffer rod 4 are respectively fixed with anti-slip blocks 7, and the surrounding frame 11 is buffered inside the filter box 1.

[0024] In this embodiment, an upper filter screen 8, a middle filter screen 9 and a lower filter screen 10 are provided, and the mesh sizes of the three filter screens are different, so that it is convenient to filter sand and gravel from large to small, increase the number of filter screen layers, increase the filtering effect, and avoid the trouble of transferring to other devices for filtering.

[0025] Example 2

[0026] See also Figure 1-3 , this embodiment further explains Example 1. In the figure, a new type of sediment filtering device for water conservancy construction includes a filter box 1. A plurality of buffer rods 4 are fixedly arranged inside the filter box 1. The buffer rods 4 are slidably sleeved with ear plates 5. The buffer rods 4 are slidably sleeved with springs 6. The internal buffer of the filter box 1 is provided with an upper filter screen 8. The internal buffer of the filter box 1 is provided with a middle filter screen 9. The internal buffer of the filter box 1 is provided with a lower filter screen 10. The upper ends of the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10 are respectively fixed with a surrounding frame 11. The right sides of the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10 are respectively fixed with a discharge pipe 12. The lower end of the discharge pipe 12 is fixed with a bellows 13. The lower end of the bellows 13 is fixed with a bent pipe 14. The lower end of the lower filter screen 10 is fixed with a vibrator 16.

[0027] In order to facilitate sewage discharge, a dispersion block 15 is fixedly provided at the upper end of the lower filter screen 10, the elbow 14 is fixedly passed through the lower right end of the filter box 1, a flow pipe 17 is fixedly provided at the lower end of the filter box 1, and suspension rods 18 are fixedly provided on the left and right sides of the lower ends of the upper filter screen 8 and the middle filter screen 9 respectively.

[0028] In this embodiment, the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10 are respectively limited and fixed by setting the buffer rod 4, the ear plate 5, the spring 6 and the anti-slip block 7, so as to facilitate the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10 to vibrate under the vibration of the vibrator 16 of the prior art, thereby increasing the sand and stone filtering effect of the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10, increasing the filtering efficiency, and avoiding the trouble caused by the slow filtering speed of the upper filter screen 8, the middle filter screen 9 and the lower filter screen 10 due to the accumulation of sand and stone.

[0029] By starting the vibrator 16 in the prior art, and then the vibrator 16 works, the vibrator 16 drives the lower filter screen 10 to vibrate, and then drives the middle filter screen 9 to vibrate, and then the upper filter screen 8 to vibrate, and at the same time the ear plate 5 is slidably sleeved on the buffer rod 4, and then the spring 6 is forced to perform reciprocating stretching and contraction work to achieve the positioning effect, and then the silt is put into the interior of the feed hopper 3, and then the silt is filtered through the upper filter screen 8, and then through the middle filter screen 9, and finally through the lower filter screen 10, and then the discharge pipe 12 is opened to discharge the dirt into the elbow 14, and finally discharged, and the silt after filtering is discharged from the interior of the filter box 1 through the flow pipe 17.

[0030] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A novel sediment filtering device for water conservancy construction, comprising a filter box (1), characterized in that: A plurality of buffer rods (4) are fixedly arranged inside the filter box (1), the buffer rods (4) are slidably sleeved with ear plates (5), the buffer rods (4) are slidably sleeved with springs (6), the filter box (1) is internally buffered with an upper filter screen (8), the filter box (1) is internally buffered with a middle filter screen (9), the filter box (1) is internally buffered with a lower filter screen (10), the upper ends of the upper filter screen (8), the middle filter screen (9) and the lower filter screen (10) are respectively fixedly arranged with surrounding frames (11), the right sides of the upper filter screen (8), the middle filter screen (9) and the lower filter screen (10) are respectively fixedly arranged with discharge pipes (12), the lower end of the discharge pipe (12) is fixedly arranged with a bellows (13), the lower end of the bellows (13) is fixedly arranged with a bent pipe (14), and the lower end of the lower filter screen (10) is fixedly arranged with a vibrator (16).

2. A new type of sediment filtering device for water conservancy construction according to claim 1, characterized in that: The upper end of the filter box (1) is fixedly clamped with a box cover (2) by means of bolts, and the upper end of the box cover (2) is fixedly provided with a feed hopper (3).

3. The new type of sediment filtering device for water conservancy construction according to claim 1 is characterized by: Anti-drop blocks (7) are fixedly arranged at the upper and lower ends of the buffer rod (4), and the surrounding frame (11) is buffer-arranged inside the filter box (1).

4. The novel sediment filtering device for water conservancy construction according to claim 1 is characterized in that: A dispersion block (15) is fixedly provided at the upper end of the lower filter screen (10), and the curved pipe (14) is fixedly passed through the lower right end of the filter box (1).

5. The novel sediment filtering device for water conservancy construction according to claim 1 is characterized in that: A flow tube (17) is fixedly provided at the lower end of the filter box (1), and suspension rods (18) are fixedly provided on the left and right sides of the lower ends of the upper filter screen (8) and the middle filter screen (9), respectively.

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