CN113089782A

CN113089782A - Drainage pipe cutting type auxiliary dredging device

Info

Publication number: CN113089782A
Application number: CN202110255128.2A
Authority: CN
Inventors: 潘飞强
Original assignee: Individual
Current assignee: Wuhan Geographical Information Engineering Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-07-09
Anticipated expiration: 2041-03-09
Also published as: CN113089782B

Abstract

The invention discloses a cutting type auxiliary dredging device for a drain pipe, which relates to the technical field of drainage pipelines and comprises an outer shell and an inner pipe coaxially and fixedly connected in the outer shell, wherein two ends of the inner pipe are hermetically communicated with the drain pipe, the inner pipe is coaxially and rotatably connected and is axially and slidably connected with a cleaning ring, the inner periphery of the cleaning ring is radially connected with a plurality of cutting knives, the outer periphery of the inner pipe is in threaded connection with a control ring, and a plurality of magnetic blocks are embedded in the control ring. The crushing effect on the waste is improved.

Description

Drainage pipe cutting type auxiliary dredging device

Technical Field

The invention relates to the technical field of drainage pipelines, in particular to a cutting type auxiliary dredging device for a drainage pipe.

Background

Current drainage pipe is in long-term use, and the discarded object that carries in the rivers not only can make the drainage pipe inner wall produce the incrustation scale and influence drainage rate, and too much discarded object can form the jam to drainage pipe even, seriously hinders drainage pipe's normal work, causes to return dirty and the unable problem of drainage. The existing drainage pipeline dredging device generally adopts an external tool to dredge the blocked position in the pipeline through a pipeline port, the mode is waste, the water environment is easily polluted, and odor generated by waste decomposition extremely influences the sense organ of dredging personnel.

Disclosure of Invention

The invention provides a cutting type auxiliary dredging device for a drain pipe, and aims to solve the problems that in the prior art, an external tool is used for dredging a blocked position in a pipeline through a pipeline port, so that the mode is relatively useless, and the water environment is easily polluted.

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

a cutting type auxiliary dredging device for a drain pipe comprises an outer shell and an inner pipe which is coaxially and fixedly connected in the outer shell, and is characterized in that two ends of the inner pipe are communicated with the drain pipe in a sealing manner, the inner pipe is connected with a cleaning ring in a coaxial rotating manner and is connected with a plurality of cutting knives in an axial sliding manner, the periphery of the cleaning ring is connected with a control ring along the radial direction, the periphery of the inner pipe is connected with a control ring in a threaded manner, a plurality of magnetic blocks are embedded in the control ring, the cleaning ring has ferromagnetism and is magnetically attracted by the magnetic blocks, a plurality of limiting holes are formed in the periphery of the control ring along the axial direction, the limiting holes are connected with a same limiting mechanism, the limiting mechanism comprises a plurality of limiting rods, two rotating rings and a power storage spring, the limiting rods are connected in the limiting holes in a one-to-one correspondence manner, the rotating rings are fixedly, two the rotating ring all rotates and connects the rotation inslot, is located the rotating ring periphery side fixedly connected with of the direction of intaking and holds the power clockwork spring, hold the power clockwork spring and keep away from rotating ring one end fixed connection and rotate the inslot, keep away from in the shell and hold power clockwork spring one end fixedly connected with electro-magnet, the electro-magnet electric connection has control circuit and produces the magnetism attraction to the magnetism piece after circular telegram, place in the shell in the control circuit, be located the interior intraductal velocity of flow sensor, two of installing of drainage at both ends about the inner tube velocity of flow sensor all with control circuit electric connection.

Preferably, a plurality of inner grooves are formed in the cleaning ring, one ends of a plurality of cutting knives coaxially penetrate through the inner grooves in a one-to-one correspondence mode and are connected in the cleaning ring in a sealing and rotating mode, torsion springs are fixedly connected between the cutting knives located in the inner grooves and the inner grooves, and the cutting knives are located in the radial plane of the cleaning ring in an initial state of the torsion springs.

Preferably, the cutting knife rotating shaft is positioned at one side of the cutting knife, wherein the deflection direction of the cutting knife is consistent with the spiral rotating direction of the control ring from the water inlet end to the water outlet end along the inner pipe.

Preferably, the magnetic blocks and the limiting holes are arranged in an annular array and are distributed on the control ring at intervals, and the control ring rotates spirally along the inner pipe from the water inlet end to the water outlet end to enable the power storage spring to be in a power storage process.

Preferably, the two flow rate sensors detect the flow rate of water flow by adopting the prior art and output flow rate signals to the control circuit, the control circuit receives the two flow rate signals and performs pulse type periodic energization on the electromagnet when the strength difference value of the two flow rate signals is greater than a preset threshold value, namely, the electromagnet is in a blocking state, wherein the energization gap duration of the electromagnet is equal to the power storage spring power storage complete release duration.

Preferably, a piezoelectric sheet is fixedly connected between the power storage spring and the rotating groove, wherein the piezoelectric sheet generates a piezoelectric signal in the power storage process of the power storage spring, and the control circuit receives the piezoelectric signal and supplies high-intensity monopulse current to the electromagnet when the piezoelectric signal does not reach the peak value and is reduced, namely the power storage process is interrupted.

Compared with the prior art, the invention has the following beneficial effects:

1. in the normal drainage process, the flowing sewage forms an impact effect on a cleaning ring and a cutting knife in the inner pipe, the cleaning ring moves to form a cleaning effect on the pipe wall of the inner pipe, and the cutting knife forms a cutting effect on wastes carried in water flow; the control ring of inner tube periphery side threaded connection receives its reaction force to clearance ring magnetic attraction, rotates along inner tube periphery side spiral when clearance ring removes to magnetism drives the clearance ring in return and rotates, makes the cutting knife of clearance ring form spiral cutting effect to the abandonment, improves the crushing effect to the discarded object.

2. When the control ring rotates spirally, the power storage spring fixedly connected between the control ring and the rotary groove in the outer shell stores power, and when the water flow impact is slowed down or even interrupted, the power storage spring releases the stored elastic force to enable the control ring to rotate reversely and spirally and reset, and drives the cleaning ring to move reversely and rotate and recover, so that the automatic reciprocating cleaning and dredging effects are formed in the inner pipe through the reciprocating motion of the cleaning ring and the cutting knife.

3. When the inner pipe is in a blocking state, the flow velocity sensor of the drain pipe sends a signal to enable the control circuit to work, the control circuit conducts pulse type periodic electrification on the electromagnet, the electromagnet is electrified to form magnetic attraction on the control ring, the control ring is actively and spirally rotated and stores power for the power storage spring, the electrifying gap duration of the electromagnet is equal to the power storage spring power storage complete release duration, and therefore the power storage spring is matched with the power storage spring to drive the cleaning ring to reciprocate to form the active dredging and cleaning effect.

4. When the water flow is small or too large, the power accumulation process of the power accumulation spring is interrupted, the piezoelectric plate is descended when the piezoelectric signal does not reach the peak value, and the control circuit supplies high-intensity single pulse current to the electromagnet, so that the cleaning ring can complete a complete reciprocating cleaning process under the auxiliary control when the water flow is small; and when water flow impact is great, make the electro-magnet produce stronger magnetic field, improve the magnetic attraction to the control ring on the one hand and make it follow up the clearance ring with higher speed, on the other hand forms the spacing effect of high magnetism in the electro-magnet department of inner tube, avoids the clearance ring to deviate from inner tube promptly its operating position.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of a portion of a cleaning ring configuration of the present invention;

FIG. 4 is a schematic diagram of a portion of a control loop configuration of the present invention.

In the figure: the device comprises an outer shell 1, a rotating groove 11, an inner tube 2, a water discharge tube 3, a cleaning ring 4, an inner groove 41, a torsion spring 42, a cutting knife 5, a control ring 6, a magnetic block 61, a limiting hole 62, a limiting mechanism 7, a limiting rod 71, a rotating ring 72, a power storage spring 73, an electromagnet 8, a control circuit 81 and a flow rate sensor 82.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a supplementary pull throughs of drain pipe cutting formula, including shell body 1 and coaxial fixed connection inner tube 2 in shell body 1, inner tube 2 both ends all with drain pipe 3 sealed intercommunication, wherein inner tube 2 and the coaxial same footpath smooth connection of drain pipe 3 do benefit to the rivers circulation and do not hinder.

Coaxial rotation is connected and is followed axial sliding connection and have clearance ring 4 in inner tube 2, and clearance ring 4 inner peripheral side radially is connected with a plurality of cutting knives 5, and cutting knife 5 rotates and slides along with clearance ring 4 and forms the effect of cutting up to the discarded object in inner tube 2, does benefit to the discharge of discarded object.

Offer a plurality of inside grooves 41 in the clearance ring 4, a plurality of cutting knife 5 one end one-to-ones are coaxial to run through a plurality of inside grooves 41 and sealed rotation is connected in clearance ring 4, be located fixedly connected with torsional spring 42 between cutting knife 5 and the inside groove 41 of inside groove 41, wherein torsional spring 42 initial state makes cutting knife 5 be in clearance ring 4 radial plane, form the impact effect to clearance ring 4 and cutting knife 5 when making things convenient for rivers to flow and make clearance ring 4 remove and form the automatic cutout effect, wherein cutting knife 5 rotating shaft is located cutting knife 5 one side, cutting knife 5 forms to deflect when rivers strike less and does benefit to clearance ring 4 and form the spiral cutting effect to the discarded object, and when rivers strike great cutting knife 5 deflect to and flow the hindrance that reduces to rivers with the approximate parallel.

2 periphery side threaded connection of inner tube has control ring 6, control ring 6 is embedded to have a plurality of magnetic blocks 61, clearance ring 4 has the ferromagnetism and is attracted by magnetic block 61 magnetism, control ring 6 moves along inner tube 2 periphery side spiral rotation along clearance ring 4 under the effect of magnetic attraction, wherein cutting knife 5 deflection direction is unanimous with control ring 6 along inner tube 2 from the end of intaking to the end spiral rotation direction of play water, it forms the spiral cutting effect to the discarded object to improve clearance ring 4.

A plurality of spacing holes 62 have been seted up along the axial to control ring 6 week side, and a plurality of magnetic blocks 61 and spacing hole 62 all are annular array and interval distribution on control ring 6, and the magnetic block 61 of separation forms local magnetization effect to ferromagnetic clearance ring 4 to drive clearance ring 4 when doing benefit to 6 spiral rotations of control ring and rotate thereupon, improve clearance ring 4's cutting knife 5 to dumped cutting effect.

The same limiting mechanism 7 is connected in a plurality of limiting holes 62, the limiting mechanism 7 comprises a plurality of limiting rods 71, two rotating rings 72 and a power storage spring 73, the limiting rods 71 are correspondingly connected in the limiting holes 62 in a sliding and rotating mode one by one, the rotating rings 72 are fixedly connected at two ends, the rotating grooves 11 are formed in two ends of the outer shell 1, the two rotating rings 72 are rotatably connected in the rotating grooves 11, the power storage spring 73 is fixedly connected to the outer peripheral side of the rotating ring 72 in the water inlet direction, one end, far away from the rotating ring 72, of the power storage spring 73 is fixedly connected in the rotating grooves 11, the rotating rings 72 are rotated through the limiting rods 71 when the control ring 6 rotates spirally, the control ring 6 rotates spirally along the inner pipe 2 from the water inlet end to the water outlet end to enable the power storage spring 73 to be in the power storage process, therefore, when the cleaning ring 4 is impacted by water flow, the control ring 6 rotates spirally and stores power for the power storage spring 73, when the water flow impact slows down or even is, and drives the cleaning ring 4 to recover, and the reciprocating motion of the cleaning ring 4 forms a cleaning effect on the inner wall of the inner pipe 2 to avoid the generation of scale.

One end of the outer shell 1, which is far away from the power storage spring 73, is fixedly connected with an electromagnet 8, the electromagnet 8 is electrically connected with a control circuit 81, and the electromagnet is electrified to generate magnetic attraction to the magnetic block 61, so that the control ring 6 is actively driven to move to enable the cleaning ring 4 to move, and active dredging and cleaning effects are formed.

The control circuit 81 is arranged in the outer shell 1 and is not shown in the drawing, the drain pipes 3 at the upper end and the lower end of the inner pipe 2 are internally provided with flow rate sensors 82, the two flow rate sensors 82 are electrically connected with the control circuit 81, the two flow rate sensors 82 detect the flow rate of water and output flow rate signals to the control circuit 81 by adopting the prior art, the control circuit 81 receives the two flow rate signals and conducts pulse type periodic energization on the electromagnet 8 when the intensity difference value of the two flow rate signals is greater than a preset threshold value, namely, the two flow rate signals are in a blocking state, wherein the energization gap duration of the electromagnet 8 is equal to the accumulation complete release duration of the accumulation spring 73, and the accumulation spring 73 is matched to drive the cleaning ring.

A piezoelectric sheet is fixedly connected between the power storage spring 73 and the rotating groove 11, wherein the piezoelectric sheet generates a piezoelectric signal in the power storage process of the power storage spring 73, the control circuit 81 receives the piezoelectric signal and supplies high-intensity monopulse current to the electromagnet 8 when the piezoelectric signal does not reach the peak value and is reduced, namely the power storage process is interrupted, when the water flow impact is large so that the cleaning ring 4 is forced to move away from the magnetic attraction of the control ring 6, the electromagnet 8 electrified by the high-intensity monopulse current generates a stronger magnetic field, on one hand, the magnetic attraction to the control ring 6 is improved so that the cleaning ring 6 is accelerated to follow the cleaning ring 4, on the other hand, a high-magnetism limiting effect is formed at the electromagnet 8 of the inner tube 2, and the cleaning ring 4 is prevented from dropping out of the inner tube 2, namely.

The principles of the present invention are now described as follows:

in the normal drainage process of the drainage pipe 3, sewage flows through the inner pipe 2, when water flows, an impact effect is formed on the cleaning ring 4 connected in the inner pipe 2 and the cutting knife 5 rotatably connected on the cleaning ring 4, so that the cleaning ring 4 moves to form a cleaning effect on the pipe wall of the inner pipe 2, and the cutting knife 5 forms a cutting effect on wastes carried in the water flow, in the process, the control ring 6 in threaded connection with the outer periphery of the inner pipe 2 receives the reaction force of the magnetic block 61 in the control ring to the magnetic attraction of the ferromagnetic cleaning ring 4, the control ring 4 rotates spirally along the outer periphery of the inner pipe 2 when moving, as the magnetic block 61 separated on the control ring 6 forms a local magnetization effect on the cleaning ring 4, the control ring 6 is favorable for driving the cleaning ring 4 to rotate along with the control ring 6 when rotating spirally, so that the cutting knife 5 of the cleaning ring 4 forms a spiral cutting effect on the wastes, and the crushing effect on the wastes is, meanwhile, the cutting knife 5 which is rotatably connected in the cleaning ring 4 is axially positioned at one side of the cutting knife 5 in a rotating mode, and the cutting knife 5 deflects when being impacted by water flow so as to be beneficial to spiral cutting of the cleaning ring 4 on wastes;

the control ring 6 stores force for a power storage spring 73 fixedly connected with the rotary groove 11 in the outer shell 1 when spirally rotating, the power storage spring 73 releases the stored elastic force to enable the control ring 6 to reversely spirally rotate and reset when the water flow impact is slowed down or even interrupted, and drives the cleaning ring 4 to reversely move and rotate and recover, so that automatic reciprocating cleaning and dredging effects are formed in the inner pipe 2 through the reciprocating motion of the cleaning ring 4 and the cutting knife 5;

when the inner pipe 2 is in a blocking state, the two flow rate sensors 82 on the drain pipe 3 at the two ends of the inner pipe 2 send out two flow rate signal intensity difference values which are larger than a preset threshold value, the control circuit 81 works to conduct pulse type periodic electrification on the electromagnet 8, the electromagnet 8 is electrified to form magnetic attraction on the control ring 6, the electromagnet is actively enabled to rotate spirally and accumulate force for the power accumulation spring 73, the electrifying gap duration of the electromagnet 8 is equal to the accumulated force complete release duration of the power accumulation spring 73, and the cleaning ring 4 is driven to reciprocate by matching with the power accumulation spring 73 to form an active dredging and cleaning effect;

meanwhile, when the water flow is small or too large, the piezoelectric plate fixedly connected between the power storage spring 73 and the rotating groove 11 does not reach the peak value in the power storage process of the power storage spring 73 and descends, namely the power storage process is interrupted, at the moment, the control circuit 81 leads high-strength monopulse current to the electromagnet 8, so that the cleaning ring 4 is assisted to control to complete a complete reciprocating cleaning process when the water flow is small; and when the water flow impact is great, the electro-magnet 8 that high strength monopulse current circular telegram produces stronger magnetic field and improves the magnetic attraction that makes it follow up clearance ring 4 with higher speed to control ring 6 on the one hand, and on the other hand forms the spacing effect of high magnetism in the electro-magnet 8 department of inner tube 2, avoids avoiding clearance ring 4 to deviate from inner tube 2 promptly its operating position, and cutting knife 5 deflects to and reduces the circulation that hinders rivers with the approximate parallel of rivers direction simultaneously.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a dredge is assisted to drain pipe cutting formula, includes inner tube (2) of shell body (1) and coaxial fixed connection in shell body (1), a serial communication port, inner tube (2) both ends all with drain pipe (3) sealed intercommunication, coaxial rotation connects and has clearance ring (4) along axial sliding connection in inner tube (2), the periphery is along radially being connected with a plurality of cutting knife (5) in clearance ring (4), inner tube (2) periphery side threaded connection has control ring (6), control ring (6) are embedded to have a plurality of magnetic block (61), clearance ring (4) have ferromagnetism and are attracted by magnetic block (61) magnetism, control ring (6) week side has seted up a plurality of spacing holes (62) along the axial, and is a plurality of spacing hole (62) in-connection have same stop gear (7), stop gear (7) include a plurality of gag lever (71), Two rotating rings (72) and a power storage spring (73), wherein the limiting rods (71) are connected in a plurality of limiting holes (62) in a one-to-one sliding and rotating mode, the two ends of each rotating ring (72) are fixedly connected with the rotating rings (72), the two ends of each outer shell (1) are respectively provided with a rotating groove (11), the two rotating rings (72) are respectively connected in the rotating grooves (11) in a rotating mode, the periphery side of each rotating ring (72) in the water inlet direction is fixedly connected with the power storage spring (73), one end, far away from the rotating rings (72), of each power storage spring (73) is fixedly connected in each rotating groove (11), one end, far away from the power storage spring (73), of each outer shell (1) is fixedly connected with an electromagnet (8), each electromagnet (8) is electrically connected with a control circuit (81), and generates magnetic attraction on the magnetic block (61) after being electrified, the control circuit (81) is, and flow rate sensors (82) are arranged in the drain pipes (3) at the upper end and the lower end of the inner pipe (2), and the flow rate sensors (82) are electrically connected with the control circuit (81).

2. The drain pipe cutting type auxiliary dredging device according to claim 1, wherein a plurality of inner grooves (41) are formed in the cleaning ring (4), one ends of a plurality of cutting knives (5) coaxially penetrate through the inner grooves (41) in a one-to-one correspondence manner and are connected in the cleaning ring (4) in a sealing and rotating manner, torsion springs (42) are fixedly connected between the cutting knives (5) in the inner grooves (41) and the inner grooves (41), and the torsion springs (42) enable the cutting knives (5) to be located in a radial plane of the cleaning ring (4) in an initial state.

3. The drain pipe cutting type auxiliary dredging device as claimed in claim 1, wherein the cutting knife (5) is axially positioned at one side of the cutting knife (5), and the deflection direction of the cutting knife (5) is consistent with the spiral rotation direction of the control ring (6) from the water inlet end to the water outlet end along the inner pipe (2).

4. The drain pipe cutting type auxiliary dredging device according to claim 1, wherein a plurality of the magnetic blocks (61) and the limiting holes (62) are arranged in an annular array and are distributed on the control ring (6) at intervals, and the control ring (6) rotates spirally along the inner pipe (2) from the water inlet end to the water outlet end to enable the power storage spring (73) to be in a power storage process.

5. The drain cutting-type auxiliary dredging device according to claim 1, wherein the two flow rate sensors (82) detect the flow rate of water and output flow rate signals to the control circuit (81) by using the prior art, the control circuit (81) receives the two flow rate signals and performs pulse type periodic energization on the electromagnet (8) when the intensity difference of the two flow rate signals is greater than a preset threshold value, namely, the blockage state exists, wherein the energization gap duration of the electromagnet (8) is equal to the accumulation complete release duration of the accumulation spring (73).

6. The drain pipe cutting type auxiliary dredging device as claimed in claim 4, wherein a piezoelectric plate is fixedly connected between the power storage spring (73) and the rotating groove (11), wherein the piezoelectric plate generates a piezoelectric signal during the power storage process of the power storage spring (73), and the control circuit (81) receives the piezoelectric signal and supplies high-intensity monopulse current to the electromagnet (8) when the piezoelectric signal does not reach the peak value and generates a drop, namely the power storage process is interrupted.