CN216948588U

CN216948588U - Portable pipeline dredging machine

Info

Publication number: CN216948588U
Application number: CN202123256812.7U
Authority: CN
Inventors: 费晨晨; 谢红伍
Original assignee: Hangzhou Hongli Pipe Machinery Co ltd
Current assignee: Hangzhou Hongli Pipe Machinery Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-12
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to a portable pipeline dredging machine, and belongs to the field of pipeline dredging equipment. The utility model comprises a flexible shaft advancing and retreating device, a machine shell device, a motor device, a drum wheel device, a flexible shaft, a protection pipe and a joint, wherein the flexible shaft advancing and retreating device is connected with the protection pipe, the protection pipe is connected with the machine shell device, the motor device and the drum wheel device are both arranged in the machine shell device and matched with the drum wheel device, one end of the flexible shaft is connected with the drum wheel device, the other end of the flexible shaft is arranged in a funnel-shaped structure, the flexible shaft penetrates through the flexible shaft advancing and retreating device and the protection pipe, the number of the protection pipes is multiple, and two adjacent protection pipes are connected through the joint. The portable pipeline dredging machine is provided with a flexible shaft advancing and retreating device and a protection pipe; the flexible shaft adopts a flexible shaft for reinforcing the steel wire core rod and a flexible shaft head part arranged in a funnel-shaped structure; the fixed knot of motor constructs stably, starts and operates steadily.

Description

Portable pipeline dredging machine

Technical Field

The utility model relates to a portable pipeline dredging machine, and belongs to the field of pipeline dredging equipment.

Background

The portable small household pipeline dredging machine is tool equipment for dredging household pipelines, and compared with common dredging machines, the portable small household pipeline dredging machine is characterized in that the portable small household pipeline dredging machine is usually used for dredging pipelines with the pipe diameter of less than 50mm, is convenient to carry and has small volume; there are several types of existing miniature dredging machines: the flexible shaft is driven by an electric hand drill, so that the equipment is low in safety, serious in dredging pollution and difficult to dredge; the larger dredging machine uses the small-diameter flexible shaft for dredging, and the equipment is heavier and has higher use difficulty.

In view of the above, patent document No. CN98214560.8 discloses a portable pipe dredger, and patent document No. CN94217937.4 discloses a portable pipe dredger, which has low safety performance and lacks a corresponding protection pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide the portable pipe dredging machine with reasonable structural design.

The technical scheme adopted by the utility model for solving the problems is as follows: this portable pipeline dredging machine, its structural feature lies in: including flexible axle advancing and retreating device, casing device, motor device, drum device, flexible axle and protection tube, flexible axle advancing and retreating device and protection tube connection, the protection tube is connected with the casing device, motor device and drum device all install in the casing device, and motor device and the cooperation of drum device, the one end and the drum device of flexible axle are connected, the other end of flexible axle is hopper-shaped structure setting, the flexible axle runs through with flexible axle advancing and retreating device and protection tube.

Further, still include the joint, the quantity of protection pipe is a plurality of, and two adjacent protection pipes pass through the joint and connect.

Further, the flexible shaft driving and reversing device comprises a handle main body, a handle end cover, a handle, a driving and reversing main body, a feeding mechanism, a retracting mechanism and a plastic sleeve, wherein the handle is matched with the driving and reversing main body, the driving and reversing main body is matched with the feeding mechanism and the retracting mechanism, the feeding mechanism and the retracting mechanism are both installed in the handle main body, the handle end cover penetrates through the handle, the handle end cover is installed on the handle main body, and the plastic sleeve is installed on the handle main body.

Further, the feed mechanism comprises a feed rocker arm, a feed pinch roller, feed bearings, a feed torsion spring, a feed pin shaft and a feed housing, the feed rocker arm is mounted on the feed and retraction main body through the feed pin shaft, the feed torsion spring is sleeved on the feed pin shaft, the feed pinch roller and the feed bearings are arranged on the feed rocker arm, the feed housing is sleeved on the feed and retraction main body, the feed housing is mounted in the handle main body, one end of the feed torsion spring is abutted to the feed and retraction main body, the other end of the feed torsion spring is abutted to the feed rocker arm, the feed pinch roller is in contact with the feed housing, the feed bearings are obliquely arranged, the number of the feed bearings is three, the three feed bearings form a flexible shaft feed channel, two of the feed bearings are arranged on the feed rocker arm, and the other feed bearing is arranged on the feed and retraction main body.

Furthermore, the tool retracting mechanism comprises a tool retracting rocker arm, a tool retracting pinch roller, tool retracting bearings, a tool retracting torsion spring, a tool retracting pin shaft and a tool retracting shell, the tool retracting rocker arm is mounted on a tool retracting main body through the tool retracting pin shaft, the tool retracting torsion spring is sleeved on the tool retracting pin shaft, the tool retracting rocker arm is provided with the tool retracting pinch roller and the tool retracting bearings, the tool retracting shell is sleeved on the tool retracting main body, the tool retracting shell is mounted in the handle main body, one end of the tool retracting torsion spring is abutted to the tool retracting main body, the other end of the tool retracting torsion spring is abutted to the tool retracting rocker arm, the tool retracting pinch roller is in contact with the tool retracting shell, the tool retracting bearings are obliquely arranged, the three tool retracting bearings form a flexible shaft tool retracting channel, two tool retracting bearings are arranged on the tool retracting rocker arm, and the other tool retracting bearing is arranged on the tool retracting main body.

Further, the casing device includes casing, cover, flexible axle sleeve, motor draw-in groove, battery compartment and rubber pad, the cover is installed on the casing, the flexible axle sleeve is installed on the cover, motor draw-in groove and battery compartment all set up in the casing, the rubber pad sets up the bottom at the casing, the casing includes left casing and right casing, the cover is installed on left casing and right casing, the top of casing is provided with the handle, the rear portion of casing is provided with the card line board, be provided with the card wire casing between card line board and the casing, be provided with the drum cavity that is used for placing the drum device between cover and the casing.

Further, the motor device comprises a motor, a motor fixing plate and a motor connecting shaft, the motor fixing plate is installed on the casing device, the motor is installed on the motor fixing plate, the motor connecting shaft is installed on an output shaft of the motor, the motor connecting shaft is connected with the drum wheel device, and the motor is located in the motor clamping groove.

Further, the drum wheel device comprises a drum wheel body, a flexible shaft disc and a motor connecting plate, the flexible shaft disc is installed on the drum wheel body, the motor connecting plate is installed on the flexible shaft disc and connected with a motor connecting shaft, and one end of the flexible shaft is connected with the flexible shaft disc.

Further, the drum wheel device further comprises a flexible shaft sleeve and a flexible shaft seat, the flexible shaft seat is installed on the drum wheel body, the flexible shaft sleeve is installed on the flexible shaft seat, and the flexible shaft sleeve is sleeved outside the flexible shaft.

Further, portable pipeline dredging machine still includes battery, charger, gasbag switch, ship type switch and power display screen, the battery is installed in the battery compartment, ship type switch and power display screen all set up on the casing, battery, gasbag switch and ship type switch are connected with the motor, the charger is connected with the battery, the battery is connected with the power display screen.

Compared with the prior art, the utility model has the following advantages: the portable pipeline dredging machine is provided with a flexible shaft advancing and retreating device and a protection pipe; the flexible shaft adopts a flexible shaft for reinforcing the steel wire core rod and a flexible shaft head arranged in a funnel-shaped structure; the fixed structure of the motor is stable, and the starting and the running are stable; a motor clamping groove is arranged, and lithium battery driving can be realized by the aid of a lithium battery and a direct-current motor; the wire clamping plate and the wire clamping groove are arranged at the rear part of the shell, so that the wire clamping plate and the wire clamping groove are convenient to store; the transparent machine cover at the front part of the machine adopts all copper nut mounting modes, so that the machine is convenient to disassemble and assemble; the device is provided with a forward and reverse rotation switch, wherein the forward rotation of the forward and reverse rotation switch is set to be that the set switch can be operated by pressing down the switch, and the reverse rotation switch is a reset switch which can realize the reverse rotation effect only by long pressing, so that the false touch is prevented; and the safety coefficient is improved by arranging an air switch.

Drawings

Fig. 1 is a schematic perspective view of a portable pipe dredger according to an embodiment of the utility model.

Fig. 2 is a schematic front view of a portable pipe dredger according to an embodiment of the utility model.

Fig. 3 is a schematic sectional view of the section VII-VII in fig. 2.

Fig. 4 is a schematic perspective view of a flexible shaft advancing and retreating device according to an embodiment of the present invention.

Fig. 5 is an exploded view of the flexible shaft advancing and retreating device according to the embodiment of the present invention.

Fig. 6 is an enlarged schematic view of a portion I in fig. 5.

Fig. 7 is an explosion structure diagram of the flexible shaft advancing and retreating device according to the embodiment of the utility model.

Fig. 8 is an enlarged view of part II in fig. 7.

Fig. 9 is a schematic structural view of a flexible shaft advancing and retreating device in the embodiment of the present invention.

Fig. 10 is a schematic sectional view of the section III-III in fig. 9.

Fig. 11 is a partial structural schematic diagram of a flexible shaft advancing and retreating device according to an embodiment of the present invention.

Fig. 12 is a schematic sectional view of the portion IV-IV in fig. 11.

Fig. 13 is a schematic sectional view of the V-V portion in fig. 11.

Fig. 14 is a schematic perspective view of a housing device according to an embodiment of the utility model.

Fig. 15 is a schematic perspective view of a housing device according to an embodiment of the utility model.

Fig. 16 is a schematic perspective view of a left housing according to an embodiment of the present invention.

Fig. 17 is a schematic perspective view of a right housing according to an embodiment of the utility model.

Fig. 18 is a schematic front view of a housing device according to an embodiment of the utility model.

Fig. 19 is a schematic view of the cross-sectional structure VI-VI in fig. 18.

Fig. 20 is a schematic perspective view of a motor apparatus according to an embodiment of the present invention.

Figure 21 is a schematic illustration of an exploded configuration of a drum arrangement according to an embodiment of the present invention.

In the figure: a flexible shaft driving and reversing device A, a casing device B, a motor device C, a drum wheel device D, a flexible shaft E, a protection pipe F, a connector G, a battery H, a charger I, an air bag switch J, a ship-shaped switch K, an electric quantity display screen L, a power supply device B,

a handle main body A1, a handle end cover A2, a handle grip A3, a forward and backward body A4, a knife feed mechanism A5, a knife backward mechanism A6, a plastic sleeve A7,

A feed rocker arm A51, a feed pinch roller A52, a feed bearing A53, a feed torsion spring A54, a feed pin shaft A55, a feed shell A56,

A retracting rocker arm A61, a retracting pinch roller A62, a retracting bearing A63, a retracting torsion spring A64, a retracting pin shaft A65, a retracting shell A66,

A left machine shell B1, a right machine shell B2, a machine cover B3, a flexible shaft sleeve B4, a motor clamping groove B5, a battery compartment B6, a rubber pad B7, a wire clamping plate B8, a wire clamping groove B9, a handle B10, a drum wheel cavity B11, a shaft sleeve B2, a shaft sleeve B4, a shaft sleeve B and a shaft sleeve B,

A motor front clamping groove B51, a motor middle clamping groove B52, a motor rear clamping groove B53,

A motor C1, a motor fixing plate C2, a motor connecting shaft C3,

A drum wheel body D1, a flexible shaft disc D2, a motor connecting plate D3, a flexible shaft sleeve D4 and a flexible shaft seat D5.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Examples are given.

Referring to fig. 1 to 21, it should be understood that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical essence, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the present invention without affecting the functions and the achievable objectives of the present invention. In addition, in the present specification, if there are words such as "upper", "lower", "left", "right", "middle", and "one", they are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or modifications in their relative relationship may be made without substantial technical changes.

The portable pipeline dredging machine in the embodiment comprises a flexible shaft driving and reversing device A, a machine shell device B, a motor device C, a drum wheel device D, a flexible shaft E, a protection pipe F, a connector G, a battery H, a charger I, an air bag switch J, a boat-shaped switch K and an electric quantity display screen L, wherein the flexible shaft driving and reversing device A is connected with the protection pipe F, the protection pipe F is connected with the machine shell device B, the motor device C and the drum wheel device D are both installed in the machine shell device B, the motor device C is matched with the drum wheel device D, one end of the flexible shaft E is connected with the drum wheel device D, the other end of the flexible shaft E is arranged in a funnel-shaped structure, the flexible shaft E penetrates through the flexible shaft driving and reversing device A and the protection pipe F, the number of the protection pipes F is multiple, two adjacent protection pipes F are connected through the connector G, the battery H is installed in a battery bin B6, the boat-shaped switch K and the electric quantity display screen L are both arranged on the machine shell, battery H, gasbag switch J and ship type switch K are connected with motor C1, and charger I is connected with battery H, and battery H is connected with power display screen L.

The flexible shaft advancing and retreating device A in the embodiment comprises a handle main body A1, a handle end cover A2, a handle A3, an advancing and retreating main body A4, a cutter feeding mechanism A5, a cutter retreating mechanism A6 and a plastic sleeve A7, wherein the handle A3 is matched with the advancing and retreating main body A4, a limiting bump is arranged on the handle A3, a limiting groove is arranged on the advancing and retreating main body A4, the limiting bump is positioned in the limiting groove, and an anti-skidding convex edge is arranged on the handle main body A1.

The advancing and retreating body A4 in the embodiment is matched with a feeding mechanism A5 and a retracting mechanism A6, the advancing and retreating body A4 is rotatably arranged relative to a feeding shell A56 and a retracting shell A66, the feeding mechanism A5 and the retracting mechanism A6 are both installed in the handle body A1, a handle end cover A2 and a handle grip A3 penetrate through the handle end cover A2 and the handle end cover A2 is installed on the handle body A1, and the plastic sleeve A7 is installed on the handle body A1.

The feed mechanism a5 in this embodiment includes a feed rocker arm a51, a feed pinch roller a52, a feed bearing a53, a feed torsion spring a54, a feed pin a55, and a feed housing a56, the feed rocker arm a51 is mounted on the advancing and retracting main body a4 through the feed pin a55, the feed torsion spring a54 is sleeved on the feed pin a55, the feed rocker arm a51 is provided with the feed pinch roller a52 and the feed bearing a53, the feed housing a56 is sleeved on the advancing and retracting main body a4, and the feed housing a56 is mounted in the handle main body a 1.

One end of a feed torsion spring A54 in the embodiment is abutted to a feed advance and retreat main body A4, the other end of a feed torsion spring A54 is abutted to a feed rocker arm A51, a feed pinch roller A52 is in contact with a feed housing A56, feed bearings A53 are obliquely arranged, the number of the feed bearings A53 is three, three feed bearings A53 form a flexible shaft feed channel, two feed bearings A53 are arranged on the feed rocker arm A51, and the other feed bearing A53 is arranged on a feed advance and retreat main body A4.

The tool retracting mechanism A6 in the embodiment comprises a tool retracting rocker arm A61, a tool retracting pinch roller A62, a tool retracting bearing A63, a tool retracting torsion spring A64, a tool retracting pin shaft A65 and a tool retracting shell A66, wherein the tool retracting rocker arm A61 is mounted on a tool retracting main body A4 through the tool retracting pin shaft A65, the tool retracting torsion spring A64 is sleeved on a tool retracting pin shaft A65, the tool retracting pinch roller A62 and the tool retracting bearing A63 are arranged on the tool retracting rocker arm A61, the tool retracting shell A66 is sleeved on a tool retracting main body A4, and the tool retracting shell A66 is mounted in a handle main body A1.

One end of a retracting torsion spring A64 in the embodiment is abutted to a retracting main body A4, the other end of the retracting torsion spring A64 is abutted to a retracting rocker arm A61, a retracting pinch roller A62 is contacted with a retracting shell A66, retracting bearings A63 are obliquely arranged, the number of the retracting bearings A63 is three, three retracting bearings A63 form a flexible shaft retracting channel, two retracting bearings A63 are arranged on the retracting rocker arm A61, and the other retracting bearing A63 is arranged on a retracting main body A4.

Casing device B in this embodiment includes the casing, cover B3, flexible axle sleeve B4, motor draw-in groove B5, battery compartment B6 and rubber pad B7, and cover B3 installs on the casing, and flexible axle sleeve B4 installs on cover B3, and motor draw-in groove B5 and battery compartment B6 all set up in the casing, and rubber pad B7 sets up the bottom at the casing.

The casing in this embodiment is arranged obliquely, the casing includes a left casing B1 and a right casing B2, the cover B3 is installed on the left casing B1 and the right casing B2, and the motor slot B5 is located below the battery compartment B6.

The top of casing in this embodiment is provided with handle B10, and the rear portion of casing is provided with card line board B8, is provided with card line groove B9 between card line board B8 and the casing, and card line board B8 is the setting of T type structure, is provided with the drum cavity B11 that is used for placing the drum between cover B3 and the casing.

The motor card slot B5 in this embodiment includes a motor front card slot B51, a motor middle card slot B52 and a motor rear card slot B53, and the motor front card slot B51, the motor middle card slot B52 and the motor rear card slot B53 are arranged in sequence from front to back.

The number of the motor front slots B51, the motor middle slots B52 and the motor rear slots B53 in this embodiment is two, and the two motor front slots B51, the motor middle slots B52 and the motor rear slots B53 are respectively arranged on the left casing B1 and the right casing B2.

The motor device C in this embodiment includes a motor C1, a motor fixing plate C2, and a motor connecting shaft C3, the motor fixing plate C2 is mounted on the casing device B, the motor C1 is mounted on the motor fixing plate C2, the motor connecting shaft C3 is mounted on the output shaft of the motor C1, the motor connecting shaft C3 is connected with the drum device D, and the motor C1 is located in the motor slot B5.

The drum device D in the embodiment comprises a drum body D1, a flexible shaft disc D2, a motor connecting plate D3, a flexible shaft sleeve D4 and a flexible shaft seat D5, the flexible shaft disc D2 is installed on the drum body D1, the motor connecting plate D3 is installed on the flexible shaft disc D2, the motor connecting plate D3 is connected with a motor connecting shaft C3, one end of a flexible shaft E is connected with a flexible shaft disc D2, a flexible shaft seat D5 is installed on the drum body D1, a flexible shaft sleeve D4 is installed on the flexible shaft seat D5, and a flexible shaft sleeve D4 is sleeved outside the flexible shaft E.

The dredging method of the portable pipeline dredging machine in the embodiment comprises the following steps:

the handle body A1 is rotated anticlockwise, so that the feed housing A56 is in contact with the feed pressure wheel A52, the feed rocker arm A51 moves downwards, the flexible shaft E is locked by the feed bearing A53, the flexible shaft disc D2 is driven to rotate forwards by the motor C1, the feed bearing A53 drives the flexible shaft E to rotate forwards, the feed function of the flexible shaft E is realized, and the feed rocker arm A51 can be reset upwards by the feed torsion spring A54;

clockwise rotation handle main part A1 makes back a sword shell A66 and back a sword pinch roller A62 contact, makes back a sword rocking arm A61 downstream, locks flexible axle E through back a sword bearing A63, drives flexible axle reel D2 forward rotation through motor C1, back a sword bearing A63 drives flexible axle E and makes rotary motion backward to this back a sword function of realizing flexible axle E, accessible back a sword torsional spring A64 realizes moving back the upwards of sword rocking arm A61 when reseing.

Specifically, the flexible shaft driving and reversing device A is connected with the machine shell device B through a protection pipe F and a connector G, the protection pipe F can prevent pollutants from splashing, and the flexible shaft E is prevented from being wound to hurt people.

The flexible shaft driving and reversing device A adopts a self-locking structure, can realize an automatic cutter feeding function by locking the flexible shaft right and starting the machine to rotate forward, has a good dredging effect by realizing the rotary forward function of the flexible shaft, and can realize an automatic cutter withdrawing function by locking the flexible shaft left and starting the machine to rotate backward.

The automatic feed principle is as follows: the handle body A1 is rotated anticlockwise to a locking position (seen from the handle grip A3 to the handle body A1), the feed shell A56 and the handle body A1 rotate simultaneously, the feed pinch roller A52 is extruded inside the feed shell A56, the feed rocker arm A51 is enabled to move downwards to the locking position, the feed bearing A53 and the feed rocker arm A51 move downwards to the locking position, the flexible shaft is locked, the motor rotates forwards to drive the flexible shaft barrel assembly to rotate, due to the friction between the feed bearing A53 and the flexible shaft, the installation direction of a feed bearing A53 used for feeding drives the flexible shaft to move forwards relative to the rotating direction, the flexible shaft rotates forwards, and the reset of the feed rocker arm A51 can be realized through the feed torsion spring A54 during reset.

The automatic tool retracting principle is as follows: the tool retracting device comprises a handle body A1, a tool retracting shell A66, a handle body A1, a tool retracting pressing wheel A62 and a tool retracting bearing A63, wherein the handle body A1 is rotated clockwise to a locking position (seen from a handle grip A3 to the handle body A1), the tool retracting shell A66 also rotates with the handle body A1, the tool retracting pressing wheel A62 is extruded inside the tool retracting shell A66, the tool retracting rocker A61 moves downwards to the locking position, the tool retracting bearing A63 follows the tool retracting rocker A61 to move downwards to the locking position, a flexible shaft is locked, the motor rotates forward to drive the flexible shaft barrel assembly to rotate, due to the friction force between the tool retracting bearing A63 and the flexible shaft, the mounting direction of the tool retracting bearing A63 used for tool retracting drives the flexible shaft to move backwards relative to the rotating direction, the flexible shaft rotates backwards, and the tool retracting torsion spring A64 can realize the resetting of the tool retracting rocker A61 during resetting.

The flexible shaft E adopts an ultra-soft steel wire rope core rod, so that the strength of the flexible shaft is enhanced, and the condition that the flexible shaft E is broken in the dredging process is prevented; the other end of the flexible shaft E adopts a specially designed funnel-shaped tool bit, so that the dredging effect is good, the over-bending capacity is strong, and particularly, the flexible shaft E can smoothly pass through a 50mm return bending inspection opening structure.

The principle of the flexible shaft passing through the drainage bend inspection opening is as follows: the anterior size of infundibulate tool bit is a bit bigger than the inspection opening step height, and the step upper portion is hitched to the head steel wire, and the cooperation is rotatory, realizes climbing the effect of step, through the return bend inspection opening.

The protection tube F is connected with the machine shell device B through the tail rubber head, two adjacent protection tubes F are connected through the connector G to play a role in lengthening the protection tube, and the protection tube F is in threaded rotary connection with the flexible shaft driving and reversing device A through the thread head.

The motor C1 and the gearbox are fixed and compounded into a whole through screws, the front and back direction and the left and right rotating direction of the motor gearbox compound are limited by the motor clamping grooves B5, the rotating direction limiting position is close to the load position, the limiting effect is good, the impact is small, the motor C1 and the gearbox compound are matched with the rubber pad B7 at the bottom of the machine shell, and the whole machine is more stable in starting and running.

The front motor clamping groove B51 and the rear motor clamping groove B53 in the casing clamp the front and rear motor positions, the middle motor clamping groove B52 embraces the outer circle of the motor, the rotation of the motor is limited by the rotation limiting block, and the motor is buffered by a rubber pad B7 at the bottom of the casing, so that the effects of starting and stable operation are achieved.

The wire clamping plate B8 and the wire clamping groove B9 are arranged at the rear part of the shell, so that the wire clamping plate is convenient to store and carry; the mounting position of the front transparent machine cover B3 of the drum wheel adopts the mounting mode of the copper nut inserts on the left machine shell B1 and the right machine shell B2, so that the machine cover is convenient to disassemble and assemble, and cannot be damaged after being disassembled and assembled for many times.

The inside battery compartment B6 who places the lithium cell that has of casing, configuration lithium cell and corresponding motor, adopt under the lithium electric drive's the condition, the security performance is better, and the portability is strong, and wherein battery H is the lithium cell.

An air bag switch J is adopted to cut off a main circuit, the operation can be suspended at any time when the operation is wrong, and meanwhile, the air bag switch J is pneumatically controlled, so that the safety performance is good; the ship-shaped switch K adopts a switch which can automatically reset when rotating reversely, and the switch is normally on when a forward gear is pressed; the reverse gear can be switched on only by long pressing, and the switch is automatically disconnected when being released, so that the condition of mistaken touch is prevented.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the utility model are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may occur to those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a portable pipeline dredging machine which characterized in that: including flexible axle advance and retreat device (A), casing device (B), motor device (C), drum device (D), flexible axle (E) and protection tube (F), the flexible axle advances and retreats device (A) and is connected with protection tube (F), protection tube (F) is connected with casing device (B), motor device (C) and drum device (D) all install in casing device (B) and motor device (C) and drum device (D) cooperation, the one end and the drum device (D) of flexible axle (E) are connected, the other end of flexible axle (E) is hourglass hopper-shaped structure setting, flexible axle (E) advance and retreat device (A) and protection tube (F) and run through with flexible axle.

2. The portable pipe opener of claim 1, wherein: the protection pipe connector also comprises a plurality of connectors (G), and two adjacent protection pipes (F) are connected through the connectors (G).

3. The portable pipe opener of claim 1, wherein: the flexible shaft advancing and retreating device (A) comprises a handle main body (A1), a handle end cover (A2), a handle (A3), an advancing and retreating main body (A4), a feeding mechanism (A5), a retracting mechanism (A6) and a plastic sleeve (A7), wherein the handle (A3) is matched with the advancing and retreating main body (A4), the advancing and retreating main body (A4) is matched with the feeding mechanism (A5) and the retracting mechanism (A6), the feeding mechanism (A5) and the retracting mechanism (A6) are both installed in the handle main body (A1), the handle end cover (A2) penetrates through the handle (A3), the handle end cover (A2) is installed on the handle main body (A1), and the plastic sleeve (A7) is installed on the handle main body (A1).

4. The portable pipe opener of claim 3, wherein: the cutter feeding mechanism (A5) comprises a cutter feeding rocker arm (A51), a cutter feeding pressure wheel (A52), a cutter feeding bearing (A53), a cutter feeding torsion spring (A54), a cutter feeding pin shaft (A55) and a cutter feeding shell (A56), the cutter feeding rocker arm (A51) is mounted on a cutter feeding and retracting main body (A4) through the cutter feeding pin shaft (A55), the cutter feeding torsion spring (A54) is sleeved on the cutter feeding pin shaft (A55), the cutter feeding rocker arm (A51) is provided with the cutter feeding pressure wheel (A52) and the cutter feeding bearing (A53), the cutter feeding shell (A56) is sleeved on the cutter feeding and retracting main body (A4), the cutter feeding shell (A56) is mounted in a handle main body (A1), one end of the cutter feeding torsion spring (A54) is abutted to the cutter feeding and retracting main body (A4), the other end of the cutter feeding torsion spring (A54) is abutted to the cutter feeding rocker arm (A54), and the cutter feeding pressure wheel (A54) is in contact with the cutter feeding bearing (A54) and the cutter feeding bearing (A54) is inclined, the number of the feed bearings (A53) is three, three feed bearings (A53) form a flexible shaft feed channel, two feed bearings (A53) are arranged on the feed rocker arm (A51), and the other feed bearing (A53) is arranged on the advancing and retreating main body (A4).

5. The portable pipe dredger of claim 3, wherein: the retracting mechanism (A6) comprises a retracting rocker arm (A61), a retracting pinch roller (A62), a retracting bearing (A63), a retracting torsion spring (A64), a retracting pin shaft (A65) and a retracting shell (A66), the retracting rocker arm (A61) is mounted on a retracting main body (A4) through a retracting pin shaft (A65), the retracting torsion spring (A64) is sleeved on the retracting pin shaft (A65), the retracting rocker arm (A61) is provided with a retracting pinch roller (A62) and a retracting bearing (A63), the retracting shell (A66) is sleeved on the retracting main body (A4), the retracting shell (A66) is mounted in a handle main body (A1), one end of the retracting torsion spring (A64) is abutted against the retracting main body (A4), the other end of the retracting torsion spring (A64) is abutted against the retracting rocker arm (A64), and the retracting roller (A64) is in contact with the retracting bearing (A64) and the retracting bearing (A64) is inclined, the number of the retracting bearings (A63) is three, three retracting bearings (A63) form a flexible shaft retracting channel, two retracting bearings (A63) are arranged on a retracting rocker arm (A61), and the other retracting bearing (A63) is arranged on a retracting main body (A4).

6. The portable pipe opener of claim 1, wherein: the machine shell device (B) comprises a machine shell, a machine cover (B3), a flexible shaft sleeve (B4), a motor clamping groove (B5), a battery bin (B6) and a rubber pad (B7), the machine cover (B3) is arranged on the machine shell, the flexible shaft sleeve (B4) is arranged on the machine cover (B3), the motor clamping groove (B5) and the battery bin (B6) are both arranged in the machine shell, the rubber pad (B7) is arranged at the bottom of the machine shell, the cabinet includes a left cabinet (B1) and a right cabinet (B2), the cover (B3) is installed on the left cabinet (B1) and the right cabinet (B2), the top of the machine shell is provided with a handle (B10), the rear part of the machine shell is provided with a wire clamping plate (B8), be provided with card wire casing (B9) between card line board (B8) and the casing, be provided with drum cavity (B11) that are used for placing drum device (D) between cover (B3) and the casing.

7. The portable pipe opener of claim 1, wherein: motor device (C) includes motor (C1), motor fixed plate (C2) and motor connecting axle (C3), install on casing device (B) motor fixed plate (C2), install on motor fixed plate (C2) motor (C1), install on the output shaft of motor (C1) motor connecting axle (C3), motor connecting axle (C3) is connected with drum device (D), motor (C1) is located motor draw-in groove (B5).

8. The portable pipe opener of claim 1, wherein: drum device (D) includes drum body (D1), flexible axle dish (D2) and motor connecting plate (D3), install on drum body (D1) flexible axle dish (D2), motor connecting plate (D3) install on flexible axle dish (D2) and motor connecting plate (D3) are connected with motor connecting axle (C3), the one end and the flexible axle dish (D2) of flexible axle (E) are connected.

9. The portable pipe opener of claim 8, wherein: the drum wheel device (D) further comprises a flexible shaft sleeve (D4) and a flexible shaft seat (D5), the flexible shaft seat (D5) is installed on the drum wheel body (D1), the flexible shaft sleeve (D4) is installed on the flexible shaft seat (D5), and the flexible shaft sleeve (D4) is sleeved outside the flexible shaft (E).

10. The portable pipe opener of claim 1, wherein: portable pipeline dredging machine still includes battery (H), charger (I), gasbag switch (J), ship type switch (K) and electric quantity display screen (L), install in battery compartment (B6) battery (H), ship type switch (K) and electric quantity display screen (L) all set up on the casing, battery (H), gasbag switch (J) and ship type switch (K) are connected with motor (C1), charger (I) are connected with battery (H), battery (H) are connected with electric quantity display screen (L).