The application is a divisional application of a PVC water pipe elbow joint dredging device for decoration construction, wherein the application date is 2018, 07, 26 and the application number is CN 201810831820.3.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the PVC water pipe elbow joint dredging device for decoration construction, which has the advantage of convenient use and solves the problems that the existing dredging device has good dredging effect on domestic garbage and hair, cannot dredge concrete and is inconvenient for people to use.
(II) technical scheme
In order to achieve the technical problem, the PVC water pipe elbow joint dredging device for decoration construction comprises a base, wherein a protection frame is fixedly connected to the top of the base, a mounting plate is fixedly connected to the middle of the top of the base, a water flow impact mechanism and an elbow pipe dredging mechanism are fixedly connected to the top of the mounting plate from left to right in sequence, a noise adsorption mechanism is fixedly connected to the top of one side, close to the elbow pipe dredging mechanism, of the inner wall of the protection frame, first arranging rods are fixedly connected to the upper end and the lower end of the left side of the protection frame, second arranging rods are fixedly connected to the upper end and the lower end of the right side of the protection frame, a handle is fixedly connected to the middle of the top of the protection frame, and a rubber sleeve.
Further, the water flow impact mechanism comprises a water tank, the bottom of the water tank is fixedly connected to the left side of the top of the mounting plate, a water pump is placed at the bottom of the inside of the water tank, a drain pipe is fixedly communicated with a drain pipe at the drain part of the water pump, one end, far away from the water pump, of the drain pipe runs through and extends to the outside of the water tank, a sealing sleeve is arranged at the joint of the drain pipe and the water tank, a spray head is fixedly communicated with one end, far away from the water pump, of the drain pipe, one side of the inside of the water tank is provided with a water level measuring mechanism, a water adding pipe is fixedly communicated.
Further, water level measurement mechanism is including the buoyancy ball, the buoyancy ball is located the inside of water tank, the middle part fixedly connected with fixed block at buoyancy ball top, the top fixedly connected with float rod of fixed block, the top of float rod runs through the water tank and extends to the top of water tank, the spacing dish of top fixedly connected with of float rod, the top fixedly connected with measuring block of spacing dish.
Further, the elbow dredging mechanism comprises a base, the bottom of the base is fixedly connected to the right side of the top of the mounting plate, the top of the base is fixedly connected with a speed reducing motor, an output shaft of the speed reducing motor is fixedly connected with a rotating rod through a coupler, one end of the rotating rod, far away from the speed reducing motor, penetrates through and extends to the right side of the protective frame, one end of the rotating rod, far away from the speed reducing motor, is fixedly connected with a first connecting flange, one side of the first connecting flange is fixedly connected with a second connecting flange through a bolt, one side of the second connecting flange, far away from the first connecting flange, is fixedly connected with a dredging hose, one end of the dredging hose is fixedly connected with a first protective disc, the upper end and the lower end of one side of the first protective disc are both fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a, the middle part of the right side of the inner wall of the adjusting frame is fixedly connected with an installing rod, the middle part of the inner part of the second protective disc is embedded with a threaded sleeve, the inner thread of the threaded sleeve is inserted with a threaded rod, the left thread of the outer surface of the threaded rod is sleeved with a nut, the side surface of the nut is contacted with the left side of the second protective disc, the right end of the threaded rod penetrates through and extends into the adjusting frame, a telescopic rod is fixedly connected between the threaded rod and the installing rod, the right ends of the upper side and the lower side of the threaded rod are movably connected with a first adjusting rod, the upper side and the lower side of the installing rod are movably connected with a second adjusting rod, the middle parts of the first adjusting rod and the second adjusting rod are movably connected in a crossed manner through a rotating shaft, one end of the second adjusting rod, which, the inside sliding connection of spout has the slider, the one end swing joint that the threaded rod was kept away from to one side and the first regulation pole of slider, the lateral wall fixedly connected with turning tooth of mediation piece, the right side fixedly connected with turning block of regulation frame, the right side fixedly connected with semicircle tooth of turning block.
Further, annular grooves are formed in the outer rings of the first protection disc and the second protection disc, and wear-resistant pads are sleeved inside the annular grooves in a movable mode.
Further, noise adsorption device constructs including the U-shaped pole, the one end fixed connection of U-shaped pole is at the top of protection frame inner wall one side, and the U-shaped pole is located gear motor directly over, fixedly connected with abatvoix between diapire and the interior roof in the U-shaped pole, the middle part fixedly connected with sound absorption ball of protection frame one end is kept away from to the U-shaped pole.
(III) advantageous effects
The invention provides a PVC water pipe elbow joint dredging device for decoration construction, which has the following beneficial effects:
1. this PVC water pipe elbow fitting pull throughs for fitment construction, when being particularly useful for the fitment construction, the mediation of concrete among the PVC water pipe elbow fitting, water injection in the elbow fitting through rivers impact mechanism slowly to the PVC water pipe, insert the one end of return bend dredging mechanism to the position that PVC water pipe elbow fitting blockked up, the slow rotation of return bend dredging mechanism is to the concrete grinding in the elbow fitting, dredge it, the use of people has been made things convenient for, and noise adsorption mechanism adsorbs the noise of return bend dredging mechanism during operation, the propagation of noise has been reduced, the harm that the noise caused to people has been avoided.
2. This PVC water pipe elbow fitting pull throughs for fitment construction, through the setting of rivers impact mechanism, insert the shower nozzle to the PVC water pipe of jam, the water pump is located the inside bottom of water tank, and water pump work operation adsorbs the water in the water tank, through the blowout in the drain pipe follow shower nozzle, soaks the concrete among the elbow fitting, has made things convenient for elbow pipe pull throughs concrete among the elbow fitting.
3. This PVC water pipe elbow fitting pull throughs is used in fitment construction, setting through water level measurement mechanism, when the water level in the water tank rises, buoyancy ball then rebound, drive measuring block rebound through the float rod, when the water level in the water tank descends, buoyancy ball then rebound, make measuring block rebound, thereby make people more audio-visual understanding the how much of the inside water yield of water tank, and simultaneously, avoid the water tank water yield to make the water pump idle running less, cause the water pump to damage, the service life of water pump has been improved.
4. This PVC water pipe elbow fitting pull throughs for fitment construction, setting through return bend dredging mechanism, gear motor work operation drives the dwang rotatory, first flange and second flange and mediation hose fixed connection are passed through to the one end of dwang, it is rotatory to drive the mediation hose, the first protection dish of one end fixed connection of mediation hose, first protection dish passes through connecting rod fixed connection second protection dish, one side fixedly connected with of second protection dish adjusts the frame, one side fixed connection turning block of adjusting the frame, and then make the rotation simultaneously of adjusting the frame and turning block, carry out the grinding to the concrete of elbow fitting department, dredge elbow fitting, people's use has been made things convenient for.
5. This PVC water pipe elbow fitting pull throughs for fitment construction, through the setting of first flange and second flange, first flange and second flange carry out fixed connection through the bolt, have made things convenient for and have changed the mediation hose, and adaptability is better, can the specific condition of the different diameter PVC water pipes of effectual adaptation.
6. This PVC water pipe elbow fitting pull throughs for fitment construction, through first protection dish, the second protection dish, the cooperation of annular groove and abrasion pad is used, the diameter of first protection dish and second protection dish is the same with elbow fitting's diameter, when mediation hose is rotatory, the abrasion pad on first protection dish and the second protection dish slides with elbow fitting's inner wall, the effect of support and injecing has been played to adjustment frame and turning block, the inner wall contact of adjustment frame and turning block with elbow fitting has been avoided, cause elbow fitting to damage, the effect of protection has been played to elbow fitting when dredging.
7. This PVC water pipe elbow fitting pull throughs for fitment construction uses through the cooperation of turning block and semicircle tooth, and slow pivoted turning block can drive the semicircle tooth rotatory, carries out slow grinding to the inside concrete of elbow fitting, can effectually smash concrete among the elbow fitting to mediation elbow fitting.
8. This PVC water pipe elbow fitting pull throughs for fitment construction uses through the cooperation of mediation piece and rotation tooth, when screwing up the screw for first regulation pole and second are adjusted the pole and are close to each other, make the removal of mediation piece to the outside, expand the outside that the aperture of concrete is slow slowly, can improve the effect of mediation to the grinding of the concrete in the elbow fitting when progressive from the middle part to the outside.
9. This PVC water pipe elbow fitting pull throughs for fitment construction, through the setting of telescopic link, when adjusting the position of threaded rod, played the effect fixed with the direction to the threaded rod for threaded rod fixed more steady has improved the stability of mediation piece work simultaneously.
10. This PVC water pipe elbow fitting pull throughs for fitment construction, through the setting of noise adsorption apparatus structure, the abatvoix with inhale the continuous elimination of noise that the sound ball can produce gear motor during operation, reduced the propagation of noise, avoided the harm that the noise caused to people.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a PVC water pipe elbow joint dredging device for decoration construction comprises a base 1, a protective frame 2 is fixedly connected to the top of the base 1, a mounting plate 3 is fixedly connected to the middle of the top of the base 1, a water flow impact mechanism 4 and an elbow pipe dredging mechanism 5 are fixedly connected to the top of the mounting plate 3 from left to right in sequence, the water flow impact mechanism 4 comprises a water tank 401, the bottom of the water tank 401 is fixedly connected to the left side of the top of the mounting plate 3, a water pump 402 is placed at the bottom inside the water tank 401, a water discharge pipe 404 is fixedly communicated with a water discharge part of the water pump 402, one end of the water discharge pipe 404 far away from the water pump 402 penetrates and extends to the outside of the water tank 401, a sealing sleeve 403 is arranged at the connection part of the water discharge pipe 404 and the water tank 401, a spray head 405 is fixedly communicated with one end of the, sealing cover 408 has been cup jointed to the top screw thread of filler pipe 407, through the setting of water impact mechanism 4, inserts shower nozzle 405 to the PVC water pipe of jam in, water pump 402 is located the inside bottom of water tank 401, and water pump 402 work operation adsorbs the water in water tank 401, spouts in follow shower nozzle 405 through drain pipe 404, soaks concrete among the elbow fitting, has made things convenient for elbow dredging mechanism 5 to dredge concrete among the elbow fitting.
The water level measuring mechanism 406 comprises a buoyancy ball 4061, the buoyancy ball 4061 is positioned inside the water tank 401, the middle part of the top of the buoyancy ball 4061 is fixedly connected with a fixing block 4062, the top of the fixing block 4062 is fixedly connected with a floating rod 4063, the top of the floating rod 4063 penetrates through the water tank 401 and extends to the top of the water tank 401, the top of the floating rod 4063 is fixedly connected with a limit disc 4064, the top of the limit disc 4064 is fixedly connected with a measuring block 4065, and by the arrangement of the water level measuring mechanism 406, when the water level in the water tank 401 rises, the buoyancy ball 4061 moves upward, the measurement block 4065 is driven by the float rod 4063 to move upward, as the water level in tank 401 drops, buoyant ball 4061 moves downward, causing measurement block 4065 to move downward, therefore, people can know the amount of water in the water tank 401 more intuitively, and meanwhile, the water pump 402 is prevented from idling due to the fact that the water in the water tank 401 is less, the water pump 402 is prevented from being damaged, and the service life of the water pump 402 is prolonged.
The elbow dredging mechanism 5 comprises a base 501, the bottom of the base 501 is fixedly connected to the right side of the top of the mounting plate 3, the top of the base 501 is fixedly connected with a speed reducing motor 502, an output shaft of the speed reducing motor 502 is fixedly connected with a rotating rod 503 through a coupler, one end of the rotating rod 503, far away from the speed reducing motor 502, penetrates through and extends to the right side of the protective frame 2, one end of the rotating rod 503, far away from the speed reducing motor 502, is fixedly connected with a first connecting flange 504, one side of the first connecting flange 504 is fixedly connected with a second connecting flange 505 through bolts, through the arrangement of the first connecting flange 504 and the second connecting flange 505, the first connecting flange 504 and the second connecting flange 505 are fixedly connected through bolts, so that the dredging hose 506 can be conveniently replaced, the adaptability is better, the concrete conditions of PVC water pipes with different diameters can be effectively adapted, one side, far away from the first connecting flange 504, one end of the dredging hose 506 is fixedly connected with a first protection disc 507, the upper end and the lower end of one side of the first protection disc 507 are fixedly connected with a connecting rod 508, one end of the connecting rod 508 is fixedly connected with a second protection disc 509, the outer rings of the first protection disc 507 and the second protection disc 509 are respectively provided with an annular groove 510, a wear-resistant pad 511 is movably sleeved in the annular groove 510, the wear-resistant pads 511 are used by matching the first protection disc 507, the second protection disc 509, the annular groove 510 and the wear-resistant pad 511, the diameters of the first protection disc 507 and the second protection disc 509 are the same as the diameter of the elbow joint, when the dredging hose 506 rotates, the wear-resistant pads 511 on the first protection disc 507 and the second protection disc 509 slide with the inner wall of the elbow joint, the supporting and limiting effects on the adjusting frame 512 and the rotating block 523 are achieved, the phenomenon that the adjusting frame 512 and the rotating block 523 are in contact with the inner wall of the elbow, the elbow joint is protected when dredging is carried out.
An adjusting frame 512 is fixedly connected to one end, far away from the connecting rod 508, of the second protective disc 509, an installing rod 513 is fixedly connected to the middle portion of the right side of the inner wall of the adjusting frame 512, a threaded sleeve 514 is inlaid in the middle portion of the interior of the second protective disc 509, a threaded rod 515 is inserted into internal threads of the threaded sleeve 514, a nut 516 is sleeved on the left side thread of the outer surface of the threaded rod 515, the side surface of the nut 516 is in contact with the left side of the second protective disc 509, the right end of the threaded rod 515 penetrates through and extends into the adjusting frame 512, a telescopic rod 524 is fixedly connected between the threaded rod 515 and the installing rod 513, through the arrangement of the telescopic rod 524, when the position of the threaded rod 515 is adjusted, the threaded rod 515 is fixed and guided, so that the threaded rod 515 is fixed more stably, the working stability of the dredging block 519 is improved, and the right ends, the upper side and the lower side of the mounting rod 513 are movably connected with a second adjusting rod 518, the middle parts of the first adjusting rod 517 and the second adjusting rod 518 are in cross movable connection through a rotating shaft, one end, far away from the mounting rod 513, of the second adjusting rod 518 is movably connected with one end, far away from the inner side wall of the dredging block 519, the other end, far away from the inner side wall of the dredging block 519, of the dredging block 519 is provided with a sliding groove 520, the sliding block 521 is connected inside the sliding groove 520 in a sliding mode, one side of the sliding block 521 is movably connected with one end, far away from the threaded rod 515, of the first adjusting rod 517, the rotating tooth 522 is fixedly connected with the outer side wall of the dredging block 519, through the matching use of the dredging block 519 and the rotating tooth 522, when the nut 516 is screwed, the first adjusting rod 517 and the second adjusting rod 518 are close to each other, the dredging block, the dredging effect is improved, the turning block 523 is fixedly connected to the right side of the adjusting frame 512, the semicircular teeth 525 are fixedly connected to the right side of the turning block 523, the turning block 523 and the semicircular teeth 525 are matched for use, the slowly-rotating turning block 523 can drive the semicircular teeth 525 to rotate, concrete in the elbow joint is slowly ground, the concrete in the elbow joint can be effectively smashed, the elbow joint is dredged, through the arrangement of the elbow dredging mechanism 5, the speed reducing motor 502 operates to drive the turning rod 503 to rotate, one end of the turning rod 503 is fixedly connected with the dredging hose 506 through the first connecting flange 504 and the second connecting flange 505 and drives the dredging hose 506 to rotate, one end of the dredging hose 506 is fixedly connected with the first protective disc 507, the first protective disc 507 is fixedly connected with the second protective disc 509 through the connecting rod 508, the adjusting frame 512 is fixedly connected to one side of the second protective disc 509, one side fixed connection turning block 523 of alignment jig 512, and then make alignment jig 512 and turning block 523 simultaneous rotation, grind the concrete of elbow fitting department, dredge the elbow fitting, made things convenient for people's use.
2 inner walls of protective frame are close to top fixedly connected with noise adsorption device 6 of return bend mediation mechanism 5 one side, noise adsorption device 6 is including U-shaped pole 601, the one end fixed connection of U-shaped pole 601 is at the top of 2 inner walls of protective frame one side, and U-shaped pole 601 is located gear motor 502 directly over, fixedly connected with abatvoix 602 between diapire and the interior roof in the U-shaped pole 601, the middle part fixedly connected with sound absorption ball 603 of 2 one ends of protective frame is kept away from to U-shaped pole 601, setting through noise adsorption device 6, abatvoix 602 and sound absorption ball 603 can be with the continuous elimination of noise that gear motor 502 during operation produced, the propagation of noise has been reduced, the harm that the noise caused to people has been avoided.
The upper end and the lower end on the left side of the protective frame 2 are fixedly connected with first arranging rods 7, the arrangement of the two first arranging rods 7 can wind the drain pipe 404 between the two first arranging rods 7 when the drain pipe 404 is not used, so that the arrangement of the drain pipe 404 is convenient, the upper end and the lower end on the right side of the two protective frames 2 are fixedly connected with second arranging rods 8, when the dredging hose 506 is not used, the dredging hose 506 can be wound between the two second arranging rods 8 through the arrangement of the two second arranging rods 8, so that the arrangement of the dredging hose 506 is convenient, the middle part of the top of the protective frame 2 is fixedly connected with a handle 9, the middle part of the outer surface of the handle 9 is fixedly sleeved with a rubber sleeve 10, the PVC elbow joint dredging device for decoration construction is particularly suitable for dredging concrete in the elbow joint of a PVC water pipe during decoration construction, and water is slowly injected into the elbow joint of the PVC water pipe through the water flow impact, insert the position that PVC water pipe elbow fitting blockked up with the one end of return bend dredging mechanism 5, the slow rotation of return bend dredging mechanism 5 concrete grinding in to the elbow fitting is dredged it, has made things convenient for people's use, and noise adsorption mechanism 6 adsorbs the noise of return bend dredging mechanism 5 during operation, has reduced the propagation of noise, has avoided the harm that the noise caused to people.
The working principle is as follows: when the device is used, the spray head 405 is inserted into the blocked PVC water pipe, the water pump 402 is positioned at the bottom inside the water tank 401, the water pump 402 absorbs water in the water tank 401 in working operation, the water is sprayed out of the spray head 405 through the water discharge pipe 404 to wet concrete in the elbow joint, then one end of the dredging hose 506 far away from the first connecting flange 504 is inserted into the blocked PVC water pipe, the rotating block 523 is contacted with the concrete in the elbow joint, the speed reducing motor 502 drives the rotating rod 503 to rotate in working operation, one end of the rotating rod 503 is fixedly connected with the dredging hose 506 through the first connecting flange 504 and the second connecting flange 505 to drive the dredging hose 506 to rotate, one end of the dredging hose 506 is fixedly connected with the first protective disc 507, the first protective disc 507 is fixedly connected with the second protective disc 509 through the connecting rod 508, one side of the second protective disc is fixedly connected with the adjusting frame 512, one side of the adjusting frame 512 is fixedly connected with the rotating block 523, and then make the adjusting frame 512 and the turning block 523 rotate simultaneously, grind the concrete in the elbow joint, when dredging the hose 506 and rotating, the wear pad 511 on the first protective disc 507 and the second protective disc 509 slides with the inner wall of the elbow joint, play a supporting and limiting effect to the adjusting frame 512 and the turning block 523, avoid the adjusting frame 512 and the turning block 523 from contacting with the inner wall of the elbow joint, cause the elbow joint to damage, after the turning block 523 drills a bore diameter into the concrete, the adjusting frame 512 is located inside the bore diameter, screw up the nut 516, make the first adjusting rod 517 and the second adjusting rod 518 close to each other, make the dredging block 519 move to the outside, expand the bore diameter of the concrete to the outside slowly, can grind the concrete in the elbow joint when gradually progressing from the middle to the outside, improve the effect of dredging.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
To sum up, this PVC water pipe elbow fitting pull throughs for fitment construction, when being particularly useful for the fitment construction, the mediation of concrete among the PVC water pipe elbow fitting, water injection in the elbow fitting to the PVC water pipe slowly through rivers impact mechanism 4, insert the position that PVC water pipe elbow fitting blockked up with the one end of elbow pipe pull throughs 5, the concrete grinding of the slow rotation of elbow pipe pull throughs 5 in to the elbow fitting, dredge it, the use of people has been made things convenient for, and noise adsorption mechanism 6 adsorbs the noise of 5 during operations of elbow pipe pull throughs, the propagation of noise has been reduced, the harm that the noise caused to people has been avoided.
Through the setting of water impact mechanism 4, insert shower nozzle 405 to the PVC water pipe of jam in, water pump 402 is located the inside bottom of water tank 401, and water pump 402 work operation adsorbs the water in the water tank 401, spouts in follow shower nozzle 405 through drain pipe 404, soaks the concrete in the elbow fitting, has made things convenient for elbow dredging mechanism 5 to dredge the concrete in the elbow fitting.
Through the setting of water level measurement mechanism 406, when the water level in water tank 401 rose, buoyancy ball 4061 then rebound, drive through the float bar 4063 and measure piece 4065 rebound, when the water level in water tank 401 descends, buoyancy ball 4061 then rebound, make and measure piece 4065 rebound, thereby make people more audio-visual understanding the how much of the inside water yield of water tank 401, and simultaneously, avoid water tank 401 water yield to make water pump 402 idle running less, cause water pump 402 to damage, the service life of water pump 402 has been improved.
Through the setting of first flange 504 and second flange 505, first flange 504 and second flange 505 carry out fixed connection through the bolt, have made things convenient for to change dredging hose 506, and adaptability is better, can the specific condition of different diameter PVC water pipes of effectual adaptation.
Through the cooperation use of first protection dish 507, second protection dish 509, annular groove 510 and wear pad 511, the diameter of first protection dish 507 and second protection dish 509 is the same with elbow fitting's diameter, when mediation hose 506 is rotatory, wear pad 511 on first protection dish 507 and the second protection dish 509 slides with elbow fitting's inner wall, played support and limited effect to adjusting frame 512 and turning block 523, avoided adjusting frame 512 and turning block 523 and elbow fitting's inner wall contact, cause the elbow fitting to damage, the effect of protection has been played to elbow fitting when carrying out the mediation.
Through mediation piece 519 and rotation tooth 522's cooperation use, when screwing up nut 516 for first regulation pole 517 and second regulation pole 518 are close to each other, make the removal of mediation piece 519 to the outside, expand the outside that the aperture of concrete is slow slowly, can improve the effect of mediation to the grinding of the concrete when progressive from the middle part to the outside in the elbow fitting.
Through the matching use of the rotating block 523 and the semicircular teeth 525, the slowly rotating block 523 can drive the semicircular teeth 525 to rotate, concrete in the elbow joint is slowly ground, the concrete in the elbow joint can be effectively smashed, so as to dredge the elbow joint, through the arrangement of the elbow dredging mechanism 5, the speed reducing motor 502 is driven to rotate in working operation, one end of the rotating rod 503 is fixedly connected with the dredging hose 506 through the first connecting flange 504 and the second connecting flange 505, the dredging hose 506 is driven to rotate, one end of the dredging hose 506 is fixedly connected with the first protective disc 507, the first protective disc 507 is fixedly connected with the second protective disc 509 through the connecting rod 508, one side of the second protective disc 509 is fixedly connected with the adjusting frame 512, one side of the adjusting frame 512 is fixedly connected with the rotating block 523, further, the adjusting frame 512 and the rotating block 523 can simultaneously rotate, and the concrete at the elbow joint is ground, the elbow joint is dredged, so that the use of people is facilitated.
Through the setting of noise adsorption device 6, abatvoix 602 and sound ball 603 of inhaling can be with the continuous elimination of the noise that gear motor 502 during operation produced, reduced the propagation of noise, avoided the harm that the noise caused to people.
The invention has simple structure, reasonable design and simple and convenient operation, and solves the problems that the prior dredging device has better dredging effect on domestic garbage and hair, can not dredge concrete and is inconvenient for people to use.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.