CN220568243U

CN220568243U - Water return system of large-caliber water flow device standard device

Info

Publication number: CN220568243U
Application number: CN202322296960.4U
Authority: CN
Inventors: 陈一如; 詹永光; 赖永斌; 杜成勇; 林文清
Original assignee: Quanzhou Water Affairs Water Meter Inspection Co ltd
Current assignee: Quanzhou Water Affairs Water Meter Inspection Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-08
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the technical field of flow metering detection, and provides a large-caliber water flow device standard device backwater system with high backwater speed and high detection precision, which comprises a base, a control box arranged on the base and a water pumping pump set arranged on the base, wherein one side of the water pumping pump set is provided with a water inlet pipe which is mutually communicated and fixedly connected with the water pumping pump set, the other side of the water pumping pump set is provided with a water outlet pipe which is mutually communicated and fixedly connected with the water pumping pump set, the water inlet pipe comprises a pipe body, an output pipe which is arranged on the outer wall of the pipe body and is mutually communicated with the pipe body, one end of the output pipe is mutually communicated and fixedly connected with the water pumping pump set, the inner wall of the pipe body is provided with a crushing block for removing sediment and blades, one end of the pipe body is provided with a blocking block, and the relative position of the inner wall of the pipe body, which is positioned with a water guide sheet.

Description

Water return system of large-caliber water flow device standard device

Technical Field

The utility model relates to the technical field of flow metering detection, in particular to a water return system of a large-caliber water flow device standard device.

Background

The water flow device standard is equipment which can measure the flow of the flowing water flow and compare the flow with the standard to monitor whether the water flow is overlarge or undersize, the sensitivity of monitoring is higher, the larger water inflow is obtained by setting a larger door diameter, the large water flow can be monitored, after flowing through the water flow device standard, the water flow flows back through the water return system, the flow is measured for a plurality of times, the flow data is more accurate, the water return system can guide the water flow rapidly, and the water return system is simple to use and good in water return effect.

Although the above prior art can solve the corresponding technical problems, certain drawbacks still exist: when carrying out flow detection to river flow, because natural river flow can flow through more places, consequently contain a large amount of fallen leaf blades very easily, at the in-process that gets into return water system and carry out the return water, the blade is very easy to accompany the silt that river flow contains and adhere to in return water system's return water pipeline, and then lead to behind many times return water work, return water system's inner tube very easily leads to the pipeline internal diameter to diminish owing to silt and blade pile up, or produce the jam phenomenon, and then make water flow diminish by a wide margin, not only make return water speed slow down, also can influence the detection accuracy to the flow behind the return water simultaneously.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provide a large-caliber water flow device standard water return system with high water return speed and high detection precision.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a heavy-calibre water flow device standard ware return water system, includes the base, sets up the control box on the base, sets up the pump package on the base, pump package one side is equipped with the inlet tube with pump package intercommunication and fixed connection, pump package opposite side is equipped with the outlet pipe with pump package intercommunication and fixed connection, the inlet tube includes the body, sets up in the body outer wall and with the output tube of body intercommunication, output tube one end and pump package intercommunication and fixed connection, the body inner wall is equipped with the broken piece that is used for cleaing away silt and blade, body one end is equipped with the shutoff piece, the relative position that the body inner wall is located the output tube still is equipped with the water guide piece.

The further improvement is that: the crushing block comprises a connecting frame, a power shaft and a shredding ring, wherein the two ends of the connecting frame are arranged on the inner wall of the pipe body, the outer wall of the power shaft penetrates through the middle section of the connecting frame and is movably clamped with the connecting frame, the shredding ring is arranged on the inner wall of the pipe body, one side, far away from the connecting frame, of the shredding ring is provided with a flow guiding block, and the center of the shredding ring is nested on the outer wall of the power shaft.

The further improvement is that: the shredding ring comprises a fixed ring arranged on the inner wall of the pipe body, a swinging ring arranged in the fixed ring and a cutting ring nested on the outer wall of the power shaft, wherein an extrusion column is arranged between the fixed ring and the swinging ring, and an impact block is fixedly arranged on the outer wall of the swinging ring.

The further improvement is that: the cutting ring comprises a fixed block nested on the outer wall of the power shaft and a bottom block arranged on the outer wall of the fixed block, a cutter is arranged on the upper surface of the bottom block, and a pull-back frame is arranged between the lower surface of the bottom block and the fixed block.

The further improvement is that: the bottom block comprises a base block connected with the cutter and the pull-back frame, a moving groove arranged in the base block, and a moving column arranged in the moving groove, wherein an extrusion spring is arranged between the moving column and the moving groove, and a compression ring is further arranged on the inner wall of the moving groove.

The further improvement is that: the water guide sheet is of a claw-shaped block structure, and the arc edge extends upwards to face the output pipe.

The further improvement is that: one end of the power shaft is provided with a plurality of turbine blades.

The further improvement is that: the swinging ring is embedded with a plurality of movable heads, and the inner wall of the swinging ring is provided with a plurality of arc-shaped grooves.

The further improvement is that: the outer wall of the cutter is provided with a plurality of sharpened triangular sheet-shaped bulges.

The further improvement is that: the movable column is of a cross column structure, and the top of the movable column is arc-shaped.

After the technical scheme is adopted, the utility model has the beneficial effects that: when the water flow type water inlet pipe is used, power is provided by water flow, blades contained in the water flow are further cut up, meanwhile, the outer wall of the cutting ring is enabled to swing by the pressure of the water flow entering the water pipe, sediment adhesion is further avoided, the problem that the inner diameter of the water inlet pipe is reduced after long-term use is avoided, and the water return speed and the flow detection accuracy after water return are ensured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a three-dimensional structure of a water return system of the present utility model;

FIG. 2 is a schematic top view cross-section of the inlet pipe of the present utility model;

FIG. 3 is a schematic view of the front cross-section of a breaker block according to the utility model

FIG. 4 is a schematic view in right-hand cross-section of the shredder ring of the present utility model;

FIG. 5 is a schematic view in elevation of a cutting ring of the present utility model;

fig. 6 is a schematic view of the structure of the front section of the bottom block of the present utility model.

Description of the embodiments

The utility model will now be further described with reference to the drawings and specific examples.

Referring to fig. 1-6, the technical scheme adopted in the specific embodiment is as follows: as shown in fig. 1, a water return system of a standard device of a large-caliber water flow device is characterized in that: the water pump comprises a base 1, a control box 2 arranged on the base 1 and a water pump group 3 arranged on the base 1, wherein one side of the water pump group 3 is provided with a water inlet pipe 4 which is communicated with the water pump group 3 and fixedly connected with the water pump group 3, the other side of the water pump group 3 is provided with a water outlet pipe 5 which is communicated with the water pump group 3 and fixedly connected with the water pump group 3, water flow enters from the water inlet pipe 4, and the water pump group 3 controlled by the control box 2 pumps the water flow into the water outlet pipe 5 from the water inlet pipe 4 and makes the water flow back;

as shown in fig. 2, the water inlet pipe 4 includes a pipe body 41, an output pipe 43 disposed on an outer wall of the pipe body 41 and connected with the pipe body 41, one end of the output pipe 43 is connected with the pump unit 3, the inner wall of the pipe body 41 is provided with a breaking block 42 for removing silt and blades, one end of the pipe body 41 is provided with a blocking block 44, the inner wall of the pipe body 41 is located at a position opposite to the output pipe 43 and is also provided with a water guiding sheet 45, after water flows into the pipe body 41, the water flows along the pipe body 41 and moves through the breaking block 42, so that the silt and the blades are broken and vibrated, and the water flows are guided out of the output pipe 43 along with the guiding of the water guiding sheet 45;

the water guiding sheet 45 is in a claw-shaped block structure, and the arc edge extends upwards to face the output pipe 43, so that the water flow is guided through the arc-shaped upturned part, and is led out of the output pipe 43 more quickly;

as shown in fig. 3, the breaking block 42 includes a connecting frame 11 with two ends disposed on the inner wall of the pipe 41, a power shaft 13 with an outer wall penetrating through the middle section of the connecting frame 11 and movably engaged with the connecting frame 11, and a cutting ring 14 with an outer wall disposed on the inner wall of the pipe 41, wherein a guide block 15 is disposed on one side of the cutting ring 14 away from the connecting frame 11, the center of the cutting ring 14 is nested on the outer wall of the power shaft 13, the liquid can generate rotational power after flowing through the power shaft 13, and the power is output to the cutting ring 14 through the power shaft 13, and meanwhile, the liquid is largely introduced into the cutting ring 14 by matching with the guide block 15, so that the blades in the liquid are rapidly cut;

one end of the power shaft 13 is provided with a plurality of turbine blades, and the four turbine blades are arranged in the embodiment, so that stronger rotation power can be generated, and the rotation speed of the power shaft 13 is higher;

as shown in fig. 4, the shredding ring 14 includes a fixed ring 21 disposed on the inner wall of the pipe 41, a swinging ring 23 disposed in the fixed ring 21, and a cutting ring 25 nested on the outer wall of the power shaft 13, wherein an extrusion column 22 is disposed between the fixed ring 21 and the swinging ring 23, an impact block 24 is fixedly disposed on the outer wall of the swinging ring 23, after the liquid enters, the rotating cutting ring 25 is used for shredding leaf blades contained therein, and simultaneously, the expanding force generated by the liquid rushing in rapidly extrudes the swinging ring 23, so that the swinging ring expands and extrudes the extrusion column 22 to generate elastic force, and in the rapid expansion process, the impacting block 24 impacts the fixed ring 21 to generate shaking, and in cooperation with the impact force of water flow, the sediment is difficult to attach, thereby avoiding the inner wall of the pipe 41 from accumulating a large amount of sediment;

the swinging ring 23 is embedded with a plurality of movable heads, and the inner wall of the swinging ring 23 is provided with a plurality of arc grooves, so that the deformation capacity of the swinging ring 23 is enhanced by the movable heads, the contact area with water is further enlarged by the arc grooves, and further larger outward pushing extrusion force is obtained;

as shown in fig. 5, the cutting ring 25 includes a fixed block 31 nested on the outer wall of the power shaft 13, and a bottom block 33 disposed on the outer wall of the fixed block 31, a cutter 34 is disposed on the upper surface of the bottom block 33, a pull-back frame 32 is disposed between the lower surface of the bottom block 33 and the fixed block 31, the power shaft 13 rotates and drives the fixed block 31 to rotate, so that the bottom block 33 and the cutter 34 rotate rapidly, the greater the water flow impact, the faster the rotation speed is, and the pull-back frame 32 is stretched by centrifugal force, thereby obtaining a larger cutting area when the water flow is faster, and reducing the passing probability of the blades which are not cut up;

the outer wall of the cutter 34 is provided with a plurality of sharpened triangular sheet-shaped protrusions, and the embodiment is provided with six triangular sheet-shaped protrusions which are symmetrically distributed on two sides of the cutter 34 in two groups, so that the cutting effect on the blade is enhanced, and the blade is cut off more easily;

as shown in fig. 6, the bottom block 33 includes a base block 51 connected with the cutter 34 and the pullback frame 32, a moving groove 52 disposed in the base block 51, and a moving column 56 disposed in the moving groove 52, wherein an extrusion spring 54 is disposed between the moving column 56 and the moving groove 52, and a compression ring 53 is further disposed on the inner wall of the moving groove 52, and the bottom block 33 stops moving outwards after being thrown to the highest point by centrifugal force, so that the compression ring 53 is rapidly pressed downwards under the action of inertia when the moving column 56 just begins to move, and after the bottom block 33 moves to the highest point, the moving column 56 is rapidly pushed upwards by the elasticity of the inertia-fit compression ring 53, so that the moving column 52 is impacted to the inner wall of the moving groove 52, thereby generating a shaking effect, and preventing sediment and blades from adhering to the cutter 34, and guaranteeing sharpness of the cutter;

the moving column 56 has a cross-shaped column structure, and the top of the moving column is arc-shaped, which is favorable for balancing the elasticity of the extrusion spring 54, and centralizes the impact force through the arc-shaped top, thereby obtaining better impact shaking effect.

The working principle of the utility model is as follows: the water flow enters from the water inlet pipe 4, the water pump group 3 controlled by the control box 2 pumps the water flow into the water outlet pipe 5 from the water inlet pipe 4 and makes the water flow back, after the water flow enters the pipe 41, the water flow moves along the pipe 41 and passes through the broken pieces 42, the liquid can generate rotating power after flowing through the power shaft 13, the power is output to the shredding ring 14 through the power shaft 13, meanwhile, the liquid is largely led into the shredding ring 14 by matching with the guide block 15, after the liquid enters, the leaf blades contained are shredded through the rotating cutting ring 25, and the expanding force generated by the liquid inflow rapidly extrudes the swinging ring 23, expands the outward and extrudes the extrusion column 22 to generate elastic force, and in the rapid expansion process, the fixed ring 21 is impacted by the impact block 24 to shake, the sediment is difficult to attach by matching with the impact force of the water flow, thus avoiding the sediment accumulation on the inner wall of the pipe 41, the power shaft 13 rotates and drives the fixed block 31 to rotate at the same time, so that the bottom block 33 and the cutter 34 rotate rapidly, the larger the water flow impact is, the faster the rotation speed is, and the pullback frame 32 is stretched by centrifugal force, so that the larger cutting area is obtained when the water flow is faster, the passing probability of the non-chopped blades is reduced, the bottom block 33 stops continuously moving outwards after being thrown to the highest point by centrifugal force, the movable column 56 is enabled to rapidly press the compression ring 53 downwards under the action of inertia when the movable column 56 starts to move, the movable column 56 is rapidly pushed upwards by the elasticity of the inertia-matched compression ring 53 after the bottom block 33 moves to the highest point, the movable column 56 is enabled to impact the inner wall of the movable groove 52, and a shaking effect is generated, thereby preventing sediment and blades from adhering to the cutter 34, guaranteeing the sharpness of the cutter, the blades in the liquid are rapidly chopped through the steps, the contained silt and blades are crushed and vibrated down, and water flow is guided out from the output pipe 43 along with the guiding of the water guide piece 45, so that the problem that the inner diameter of the water inlet pipe is reduced after long-term use is prevented, and the water return speed and the flow detection accuracy after water return are ensured.

The utility model is to protect the structure of the product, the model of each element is not the content protected by the utility model, and the utility model is also known technology, and only the element capable of realizing the functions can be used as an option in the market. Therefore, parameters such as the type of the element will not be described in detail in the present utility model. The utility model is contributed to scientifically combining the elements together.

While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents. The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims

1. A large-caliber water flow device standard device backwater system is characterized in that: including base (1), control box (2) of setting on base (1), set up pump package (3) on base (1), pump package (3) one side is equipped with inlet tube (4) with pump package (3) switch-on each other and fixed connection, pump package (3) opposite side is equipped with outlet pipe (5) with pump package (3) switch-on each other and fixed connection, inlet tube (4) include body (41), set up in body (41) outer wall and with body (41) output tube (43) switch-on each other, output tube (43) one end and pump package (3) switch-on each other and fixed connection, body (41) inner wall is equipped with broken piece (42) that are used for cleaing away silt and blade, body (41) one end is equipped with shutoff piece (44), body (41) inner wall is located the relative position of output tube (43) and still is equipped with water guide piece (45).

2. The water return system of a large caliber water flow device standard according to claim 1, wherein: the crushing block (42) comprises a connecting frame (11) with two ends arranged on the inner wall of the pipe body (41), a power shaft (13) with the outer wall penetrating through the middle section of the connecting frame (11) and movably clamped with the connecting frame (11), and a chopping ring (14) with the outer wall arranged on the inner wall of the pipe body (41), wherein a flow guide block (15) is arranged on one side, far away from the connecting frame (11), of the chopping ring (14), and the center of the chopping ring (14) is nested on the outer wall of the power shaft (13).

3. The water return system of a large caliber water flow device standard according to claim 2, wherein: the chopping ring (14) comprises a fixed ring (21) arranged on the inner wall of the pipe body (41), a swinging ring (23) arranged in the fixed ring (21) and a cutting ring (25) nested on the outer wall of the power shaft (13), wherein an extrusion column (22) is arranged between the fixed ring (21) and the swinging ring (23), and an impact block (24) is fixedly arranged on the outer wall of the swinging ring (23).

4. A large caliber water flow device standard return water system as set forth in claim 3, wherein: the cutting ring (25) comprises a fixed block (31) nested on the outer wall of the power shaft (13), and a bottom block (33) arranged on the outer wall of the fixed block (31), a cutter (34) is arranged on the upper surface of the bottom block (33), and a pull-back frame (32) is arranged between the lower surface of the bottom block (33) and the fixed block (31).

5. The water return system of a large caliber water flow device standard according to claim 4, wherein: the bottom block (33) comprises a base block (51) connected with the cutter (34) and the pull-back frame (32), a moving groove (52) arranged in the base block (51) and a moving column (56) arranged in the moving groove (52), an extrusion spring (54) is arranged between the moving column (56) and the moving groove (52), and a compression ring (53) is further arranged on the inner wall of the moving groove (52).

6. The water return system of a large caliber water flow device standard according to claim 1, wherein: the water guide sheet (45) is in a claw-shaped block structure, and the arc edge extends upwards to face the output pipe (43).

7. The water return system of a large caliber water flow device standard according to claim 2, wherein: one end of the power shaft (13) is provided with a plurality of turbine blades.

8. A large caliber water flow device standard return water system as set forth in claim 3, wherein: the swinging ring (23) is embedded with a plurality of movable heads, and a plurality of arc-shaped grooves are formed in the inner wall of the swinging ring (23).

9. The water return system of a large caliber water flow device standard according to claim 4, wherein: the outer wall of the cutter (34) is provided with a plurality of sharpened triangular sheet-shaped bulges.

10. The water return system of a large caliber water flow device standard according to claim 5, wherein: the movable column (56) is of a cross-shaped column structure, and the top of the movable column is arc-shaped.