CN211472398U - Flexible primary trash blocking device - Google Patents

Abstract

The utility model discloses a flexible primary trash device, its characterized in that contains two main frames (1), trash rack (2) and mounting at least, wherein two main frame (1) parallel arrangement and through a plurality of connecting rod (6) fixed connection, main frame (1) is circular, rectangle or irregularly shaped's closed ring, trash rack (2) are sun-proof net, main frame (1) struts trash rack (2) and fixes it on main frame (1) through the mounting. Compared with the prior art, the utility model has the advantages of simple structure uses simple to operate, light and handy, easily washs, and is with low costs, and the flexibility ratio is high, can be applicable to different water source environment.

Description

Flexible primary trash blocking device

Technical Field

The utility model relates to a flexible elementary trash device belongs to the agricultural irrigation field.

Background

The primary trash rack technology is widely applied to water source water quality treatment in the industries of electric power, hydraulic power, agricultural irrigation engineering and the like. At present, domestic trash holding devices are still in the research stage, and structurally are divided into two main categories: one type is a rigid trash rack, the existing rigid trash rack has good trash rack effect, but most of the existing rigid trash rack are made of metal structures and welded by steel cylinders, bars and plates, so that the device is large in investment, heavy in structure, influence on passing, cannot adapt to changes of water level and water flow speed well, is easy to cause fatigue fracture and is difficult to maintain under the action of actual water flow alternating force; the other type is flexible trash holding device, but current flexible trash holding device is mostly node hinge formula, has had interact each other, and the device is under the impact of rivers and debris, and the trash holding net under water can form great arc, has reduced trash holding degree of depth, and trash holding effect is not good, and the drift thing clearance difficulty.

Moreover, the primary trash device used in the micro-irrigation filtration treatment technology in agricultural irrigation engineering has relatively large weight and volume, difficult maintenance and cleaning, inconvenience and small area, and can cause problems of personal safety and the like when being installed in areas with large water depth and high flow velocity,

therefore, the utility model provides a flexible primary trash device, the device simple structure uses simple to operate, light and handy, easily washs, and is with low costs, and the flexibility ratio is high, can be applicable to different water source environment.

Disclosure of Invention

The utility model aims to solve the technical problem that current trash device weight is big, trash cleaning and maintenance are inconvenient, and the area is less relatively, appears the people's body potential safety hazard easily during installation maintenance, and the trash depth degree of blocking of flexible trash blocking net is not enough, and it is not good to block dirty effect.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a flexible primary trash device, its characterized in that contains two main frames (1), trash rack (2) and mounting at least, wherein two main frames (1) parallel arrangement and through a plurality of connecting rod (6) fixed connection, connecting rod (6) are the rod-shaped body that length equals, main frame (1) is circular, rectangle or irregularly shaped's closed ring, trash rack (2) are sun-proof net, main frame (1) struts trash rack (2) and fixes trash rack (2) on main frame (1) through the mounting, just the mounting contains a fixed strip A (3) and a fixed strip B (4) at least, fixed strip A (3) and fixed strip B (4) be the strip-shaped body and can splice each other into with the closed ring that main frame (1) size suited.

Furthermore, the fixing piece is fixedly connected with the main frame (1) through a bolt (5).

When the novel trash rack is actually used, the PE sun-screening net is firstly used as the trash rack (2) to be propped up on the main frame (1) in an opening mode, the periphery of the trash rack (2) is enabled to wrap the main frame (1) around the periphery of the main frame (1), then the trash rack (2) is pressed on the main frame (1) through the fixing strips A (3) and B (4), the fixing strips A (3) and B (4) are fixed with the main frame (1) through the bolts (5), the bolts (5) are screwed down, the fixing strips A (3) and B (4) are tightly extruded on the main frame (1), the number of the specific bolts (5) can be adjusted according to the fixing condition of the trash rack (2), and the purpose is to fix the trash rack (2) through the fastening effect of the main frame (1) and the fixing piece. Can only place one when placing flexible elementary trash device, also can place a plurality ofly according to the trash demand, one of them trash device has at least two-layer trash rack (2), place the trash device of having installed in water source department, owing to have multilayer trash rack (2), the raw water passes through the in-process of trash rack (2), rivers are the curve and flow, the filth is easily intercepted, and because the area is great, the velocity of water is very low, relevant filths such as showy are intercepted in the surface of trash rack (2) or the intermediate layer between trash rack (2), qualified rivers after trash filtering are gone into the water inlet through the trash rack.

Furthermore, the both ends of fixed strip A (3) are equipped with cutting (3-1), the both ends of fixed strip B (4) are equipped with and make cutting (3-1) insert the recess wherein, cutting (3-1) insert in the recess at the both ends of fixed strip B (4) make fixed strip A (3) link together with fixed strip B (4), and bolt (5) pass fixed strip B (4) and cutting (3-1) after fix fixed strip A (3) and fixed strip B (4) on main frame (1) simultaneously.

Furthermore, the contact surface of main frame (1) and mounting all is equipped with friction arch (8), friction arch (8) can effectively increase the frictional force between main frame (1) and the mounting contact surface, improve the fixed action to trash rack (2).

Furthermore, a barrier strip (7) is arranged on the main frame (1), the barrier strip (7) is a strip-shaped body, and the barrier strip (7) can play a supporting role for the trash rack (2) under the condition that the area of the trash rack (2) is large.

Furthermore, the fixing piece is a groove-shaped body with a U-shaped cross section, and can be clamped on the periphery of the main frame (1), so that the contact area of the fixing piece and the main frame (1) is increased, and the fixing effect on the trash rack (2) is improved.

Compared with the prior art, the utility model has the advantages of simple structure uses simple to operate, light and handy, easily washs, and is with low costs, and the flexibility ratio is high, can be applicable to different water source environment.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional view taken in the direction A of FIG. 1;

FIG. 3 is an enlarged partial schematic view of portion B of FIG. 2;

fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 5 is an enlarged partial schematic view of portion C of FIG. 4;

fig. 6 is a schematic structural view of embodiment 3 of the present invention.

Shown in the figure: 1 is a main frame, 2 is a trash rack, 3 is a fixing piece A, 3-1 is a cutting, 4 is a fixing piece B, 5 is a bolt, 6 is a connecting rod, 7 is a blocking strip, and 8 is a friction bulge.

Detailed Description

The preferred embodiments of the present invention will be described in detail below.

Example 1: referring to fig. 1 to 3, which are schematic structural views of embodiment 1 of the present invention, a flexible primary trash holding device comprises two main frames 1, a trash holding net 2 and a fixing member, wherein the two main frames 1 are arranged in parallel and fixedly connected through a plurality of connecting rods 6, the connecting rods 6 are rod-shaped bodies with equal length, the main frames 1 are closed rings with circular, rectangular or irregular shapes, the size and shape of the closed rings can be designed according to the size and shape of an actual trash holding opening, the trash holding net 2 is a black PE sunscreen net, the main frames 1 prop apart the trash holding net 2 and fix the trash holding net 2 on the main frames 1 through the fixing member, the fixing member is fixedly connected with the main frames 1 through bolts 5, and the fixing member comprises two fixing strips A3 and two fixing strips B4, the fixing strips A3 and B4 are strip-shaped bodies and can be spliced into the closed rings with the size of the main frames 1, the two ends of the fixing strip A3 are provided with inserting strips 3-1, the two ends of the fixing strip B4 are provided with grooves which enable the inserting strips 3-1 to be inserted into the grooves, the inserting strips 3-1 are inserted into the grooves at the two ends of the fixing strip B4 to enable the fixing strip A3 and the fixing strip B4 to be connected together, and the bolt 5 penetrates through the fixing strip B4 and the inserting strips 3-1 to fix the fixing strip A3 and the fixing strip B4 on the main frame 1 at the same time.

When the novel trash rack is actually used, the PE sun-screening net is firstly used as the trash rack 2 and is propped up on the main frame 1, the periphery of the trash rack 2 is enabled to completely wrap the main frame 1 around the periphery of the main frame 1, then the trash rack 2 is pressed on the main frame 1 through the fixing strip A3 and the fixing strip B4, the fixing strip A3 and the fixing strip B4 are fixed with the main frame 1 through the bolts 5, the bolts 5 are screwed down, the fixing strip A3 and the fixing strip B4 are tightly extruded on the main frame 1, the number of the specific bolts 5 can be adjusted according to the fixing condition of the trash rack 2, and the main purpose is that the trash rack 2 is fixed through the fastening effect of the main frame 1 and the fixing piece. Can only place one when placing flexible primary trash device, also can place a plurality ofly according to the trash holding demand, because one of them trash device has two-layer trash rack 2, multilayer trash rack 2 has simultaneously when then placing a plurality of trash devices, and when installing trash rack 2, can adjust trash rack 2's direction respectively, the angle of the mesh of adjacent trash rack 2 is all inequality, place the trash device who installs in water source department, owing to have multilayer trash rack 2, the raw water passes through trash rack 2's in-process, rivers are the curve and flow, the filth is easily intercepted, and because the area is great, the water velocity is very low, filth such as relevant showy is intercepted in trash rack 2's surface or the intermediate layer between the trash rack 2, the water inflow water inlet after trash rack filters is qualified.

Example 2: referring to fig. 4, which is a schematic structural diagram of embodiment 2 of the present invention, compared with embodiment 1, this embodiment is different in that: the fixing piece is a groove-shaped body with a U-shaped cross section, the U-shaped groove can be just clamped on the periphery of the main frame 1, the trash rack 2 is pressed on the upper surface and two side surfaces of the main frame 1, the contact area of the fixing piece and the main frame 1 is increased, and the fixing effect on the trash rack 2 can be effectively improved.

Example 3: referring to fig. 5, which is a schematic structural diagram of embodiment 3 of the present invention, compared with embodiment 1 or 2, the present embodiment is different in that: the contact surface of main frame 1 and mounting all is equipped with friction arch 8, friction arch 8 can effectively increase the frictional force between main frame 1 and the mounting contact surface and between main frame 1 and trash rack 2, mounting and the trash rack 2, further improvement is to the fixed action of trash rack 2.

Example 4: referring to fig. 6, which is a schematic structural diagram of embodiment 4 of the present invention, compared with any one of embodiments 1 to 3, the difference between the present embodiment is: the utility model discloses a trash rack, including main frame 1, barrier strip 7, a plurality of barrier strips 7, and a plurality of barrier strips 7, be equipped with barrier strip 7 on the main frame 1, barrier strip 7 is the strip-shaped body, barrier strip 7 is fixed to extending all around from the center of main frame 1, and a plurality of barrier strips 7 can form a plane parallel with main frame 1, and under the great condition of trash rack's 2 area, barrier strip 7 can have the effect of a support to trash rack 2, avoids trash rack 2 to warp the radian under the impact of rivers and debris too big and influence trash rack effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes and modifications can be made without departing from the inventive concept, and these changes and modifications all fall into the protection scope of the present invention.

Claims (6)

1. The utility model provides a flexible primary trash device, its characterized in that contains two main frames (1), trash rack (2) and mounting at least, wherein two main frames (1) parallel arrangement and through a plurality of connecting rod (6) fixed connection, connecting rod (6) are the rod-shaped body that length equals, main frame (1) is the closed ring, trash rack (2) are sun-proof net, main frame (1) struts trash rack (2) and fixes it on main frame (1) through the mounting, just the mounting contains a fixed strip A (3) and a fixed strip B (4) at least, fixed strip A (3) and fixed strip B (4) can splice into each other with the closed ring that main frame (1) size suited.

2. The primary flexible arresting device of claim 1 wherein the securing members are fixedly connected to the main frame (1) by bolts (5).

3. The flexible primary trash device of claim 1, wherein the fixing bar a (3) is provided at both ends with inserts (3-1), the inserts (3-1) are inserted into both ends of the fixing bar B (4) to connect the fixing bar a (3) and the fixing bar B (4) together, and the bolts (5) pass through the fixing bar B (4) and the inserts (3-1) to fix the fixing bar a (3) and the fixing bar B (4) to the main frame (1) at the same time.

4. The primary flexible trash holding device of claim 1 wherein the main frame (1) and the stationary member are provided with friction protrusions (8) on their interface.

5. A primary flexible barrier as claimed in claim 1 wherein a plurality of bars (7) are provided on the main frame (1).

6. The primary trash holding device of claim 1 wherein the fixing members are channel shaped bodies with a U-shaped cross section and can be snapped around the main frame (1).

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