CN210448202U

CN210448202U - Driving mud scraper

Info

Publication number: CN210448202U
Application number: CN201921361162.2U
Authority: CN
Inventors: 鞠西美
Original assignee: Weifang Traceability Environmental Protection Equipment Co Ltd
Current assignee: Weifang Traceability Environmental Protection Equipment Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-05
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a driving mud scraper relates to mud scraper technical field. Including ditch and support frame, the bottom fixed mounting drive arrangement of support frame, drive arrangement's bottom is contradicted with the upper surface of ditch, the positive fixed mounting of support frame has scraper blade hoisting device, scraper blade hoisting device's bottom extends to the inside of ditch. This driving mud scraper, through setting up scraper blade hoisting device, utilize the pneumatic cylinder to drive two lifter and carry out elevating movement, make the mud scraper can break away from inside the ditch from vertical direction, thereby avoided carrying out the process of angle modulation to the mud scraper under the prior art, make lifting up of mud scraper reduce and occupy the volume, and reduced the condition that takes place to collide with, thereby protect the mud scraper, solved and made the mud scraper take place to collide with the problem at the in-process of angle deflection easily.

Description

Driving mud scraper

Technical Field

The utility model relates to a mud scraper technical field specifically is a driving mud scraper.

Background

The travelling mud scraper is suitable for a horizontal flow sedimentation tank in water supply and drainage engineering, scrapes and collects sludge settled at the bottom of the tank into a sludge collecting tank, and skims scum on the surface of the tank to the sludge collecting tank. A scum scraper can be provided according to the requirements of the user. According to the water flow direction, the method can be divided into a reverse mud-scraping and reverse slag-discharging mode and a reverse mud-scraping and equidirectional slag-discharging mode. The mud scraping mechanism lifts the mud scraping rake completely when the mud scraping return stroke is not carried out. When the scraper returns to the initial position of the scraper, the scraper falls down, and the operation is repeated.

Among the prior art, what the mud scraper lifted up relies on the motor to drive the rolling line and carry out angle modulation to the mud scraper to accomplish lifting up to the mud scraper, and this kind of mode of lifting up occupies that the volume is great simultaneously makes the mud scraper take place to collide with easily at the in-process that the angle deflected, leads to the damage of mud scraper, has increased working cost, thereby has reduced the practicality of mud scraper.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a driving mud scraper, possess the advantage of carrying out the protection to the mud scraping harrow when lifting up, solved the in-process that deflects at the angle and made the mud scraping harrow take place the problem of colliding with easily.

(II) technical scheme

For the above-mentioned purpose of protecting the mud scraping rake when lifting up, the utility model provides a following technical scheme: a travelling mud scraper comprises a water channel and a support frame, wherein a driving device is fixedly installed at the bottom of the support frame, the bottom end of the driving device is abutted against the upper surface of the water channel, a scraper lifting device is fixedly installed on the front surface of the support frame, and the bottom end of the scraper lifting device extends into the water channel;

the driving device comprises two connecting plates and a motor, the top ends of the two connecting plates are fixedly connected with the bottom of the support frame, the bottom of the support frame is fixedly provided with the motor, the surface of an output shaft of the motor is fixedly connected with a first gear, a rotating shaft is rotatably connected between the two connecting plates of the motor through a bearing, the surface of the rotating shaft is fixedly sleeved with a second gear, the first gear is meshed with the second gear, the surface of the rotating shaft is fixedly sleeved with two guide wheels, and the top ends of the guide wheels are abutted against the upper surface of the water channel;

the scraper lifting device comprises a containing plate, a driving cavity and a containing cavity are arranged inside the containing plate, the driving cavity is communicated with the containing cavity, a hydraulic cylinder is fixedly arranged at the top of the inner wall of the driving cavity, the bottom end of the hydraulic cylinder is fixedly provided with a connecting block which is positioned inside the containing cavity, the two sides of the connecting block are respectively hinged with a movable rod, the back of the movable rod is hinged with a support rod, the bottom end of the support rod is fixedly connected with the bottom of the inner wall of the containing cavity, the one end that the connecting block was kept away from to the movable rod articulates there is the lifter, the bottom of lifter extends to the below of storage plate, two through the opening department of storage chamber bottom fixedly connected with extension board, two between the opposite face of lifter the bottom of lifter all with the top fixed connection of mud scraper, the mud scraper be located the medial surface of ditch and with the bottom overlap joint of ditch medial surface.

As a preferred technical scheme of the utility model, the perpendicular bisector that two guide pulleys used the support frame sets up the surface in the pivot as symmetry axis symmetry, the last fixed surface of ditch installs two slide rails, the bottom of guide pulley is located the inside of slide rail.

As a preferred technical scheme of the utility model, accomodate the top of intracavity wall and seted up two dashpots, the inner wall fixed mounting of dashpot has flexible loop bar, the fixed surface of flexible loop bar has cup jointed the spring, the bottom fixed mounting of flexible loop bar has the buffer block, the buffer block extends to the inside of accomodating the chamber, and the buffer block is located the lifter directly over.

As a preferred technical scheme of the utility model, accomodate the both sides inner wall in chamber and all seted up the spout, two the equal fixed mounting in back of the body surface of lifter has the slide, the slide extends to the inside of spout, the specification of slide is greater than the opening part width of spout, the one end fixed mounting that the lifter was kept away from to the slide has the pulley, the one end that the slide was kept away from to the pulley is contradicted with the inner wall of spout.

As a preferred technical scheme of the utility model, accomodate two constant head tanks of having seted up inside the opening part of intracavity wall bottom, the inner wall fixed mounting of constant head tank has two locating wheels, the locating wheel is kept away from the one end of constant head tank and the surface overlap joint of lifter.

(III) advantageous effects

Compared with the prior art, the utility model provides a driving mud scraper possesses following beneficial effect:

1. this driving mud scraper, through setting up scraper blade hoisting device, utilize the pneumatic cylinder to drive two lifter and carry out elevating movement, make the mud scraper can break away from inside the ditch from vertical direction, thereby avoided carrying out the process of angle modulation to the mud scraper under the prior art, make lifting up of mud scraper reduce and occupy the volume, and reduced the condition that takes place to collide with, thereby protect the mud scraper, solved and made the mud scraper take place to collide with the problem at the in-process of angle deflection easily.

2. This driving mud scraper through setting up flexible loop bar, utilizes the automatic resilience of spring on the flexible loop bar for the buffer block can cushion the lifter that lifts up, makes the removal of lifter more stable, utilizes the pulley to follow the lifter and carries out elevating movement, thereby lets the mobility stability who has improved the lifter.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

fig. 2 is the structure schematic diagram of the scraper lifting device of the present invention.

In the figure: 1. a ditch; 2. a support frame; 3. a drive device; 4. a connecting plate; 5. a motor; 6. a first gear; 7. a rotating shaft; 8. a second gear; 9. a guide wheel; 10. a slide rail; 11. a squeegee elevation device; 12. a storage plate; 13. a drive chamber; 14. a receiving cavity; 15. a hydraulic cylinder; 16. connecting blocks; 17. a movable rod; 18. a strut; 19. a lifting rod; 20. a buffer tank; 21. a buffer block; 22. a chute; 23. a slide plate; 24. a pulley; 25. positioning a groove; 26. positioning wheels; 27. a support plate; 28. a mud scraper; 29. a telescopic loop bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model discloses a mud scraper for travelling crane, which comprises a canal 1 and a support frame 2, wherein a driving device 3 is fixedly arranged at the bottom of the support frame 2, the bottom end of the driving device 3 is abutted against the upper surface of the canal 1, a scraper lifting device 11 is fixedly arranged on the front surface of the support frame 2, and the bottom end of the scraper lifting device 11 extends into the canal 1;

the driving device 3 comprises two connecting plates 4 and a motor 5, the top ends of the two connecting plates 4 are fixedly connected with the bottom of the support frame 2, the bottom of the support frame 2 is fixedly provided with the motor 5, the surface of an output shaft of the motor 5 is fixedly connected with a first gear 6, a rotating shaft 7 is rotatably connected between the two connecting plates 4 of the motor 5 through a bearing, the surface of the rotating shaft 7 is fixedly sleeved with a second gear 8, the first gear 6 is meshed with the second gear 8, the surface of the rotating shaft 7 is fixedly sleeved with two guide wheels 9, the top ends of the guide wheels 9 are abutted against the upper surface of the ditch 1, the two guide wheels 9 are symmetrically arranged on the surface of the rotating shaft 7 by taking a perpendicular bisector of the support frame 2 as a symmetric axis, the upper surface of the ditch 1 is fixedly provided with two slide rails 10, and the bottom ends of the guide wheels 9 are positioned inside;

the scraper lifting device 11 comprises a containing plate 12, a driving cavity 13 and a containing cavity 14 are arranged in the containing plate 12, the driving cavity 13 is communicated with the containing cavity 14, a hydraulic cylinder 15 is fixedly arranged at the top of the inner wall of the driving cavity 13, a connecting block 16 is fixedly arranged at the bottom end of the hydraulic cylinder 15, the connecting block 16 is positioned in the containing cavity 14, movable rods 17 are hinged to two sides of the connecting block 16, a supporting rod 18 is hinged to the back surface of the movable rod 17, the bottom end of the supporting rod 18 is fixedly connected with the bottom of the inner wall of the containing cavity 14, a lifting rod 19 is hinged to one end of the movable rod 17 far away from the connecting block 16, the bottom end of the lifting rod 19 extends to the lower part of the containing plate 12 through an opening at the bottom of the containing cavity 14, a supporting plate 27 is fixedly connected between the opposite surfaces of the two lifting rods 19, and the bottom ends of the two lifting rods 19 are fixedly, the mud scraper 28 is located the medial surface of ditch 1 and with the bottom overlap joint of ditch 1 medial surface, this driving mud scraper, through setting up scraper blade hoisting device 11, utilize pneumatic cylinder 15 to drive two lifter 19 and carry out elevating movement, make mud scraper 28 can break away from inside ditch 1 from vertical direction, thereby the process of carrying out angle modulation to the mud scraper under having avoided prior art, make lifting up of mud scraper 28 and reduced occupation volume, and reduced the condition that takes place to collide with, thereby protect mud scraper 28, the problem of colliding with has been solved to make the mud scraper take place to collide with easily at the in-process of angle deflection.

Specifically, two dashpots 20 have been seted up at the top of accomodating the inner wall of chamber 14, the inner wall fixed mounting of dashpot 20 has flexible loop bar 29, the fixed cover in surface of flexible loop bar 29 has connect the spring, the bottom fixed mounting of flexible loop bar 29 has buffer block 21, buffer block 21 extends to the inside of accomodating chamber 14, and buffer block 21 is located lifter 19 directly over.

In this embodiment, through setting up flexible loop bar 29, utilize the automatic resilience of spring on the flexible loop bar 29 for buffer block 21 can cushion the lifter 19 that lifts up, makes the removal of lifter 19 more stable, and flexible loop bar 29 includes movable tube and sleeve pipe, and the one end of movable tube is located intraductal portion of cover, through the pulling movable tube, thereby makes its length constantly change in intraduct portion realize flexible.

Concrete, accomodate the both sides inner wall of chamber 14 and all seted up spout 22, two the equal fixed mounting of face that deviates from of lifter 19 has slide 23, slide 23 extends to the inside of spout 22, slide 23's specification is greater than spout 22's opening part width, slide 23 keeps away from the one end fixed mounting of lifter 19 has pulley 24, slide 24 is kept away from to pulley 24's one end and is contradicted with spout 22's inner wall.

In this embodiment, the pulley 24 is used to follow the lifting rod 19 to perform lifting movement, thereby improving the movement stability of the lifting rod 19.

Specifically, two locating grooves 25 are formed in the inner portion of an opening at the bottom of the inner wall of the accommodating cavity 14, two locating wheels 26 are fixedly mounted on the inner wall of each locating groove 25, and one end, away from the locating grooves 25, of each locating wheel 26 is in lap joint with the surface of the lifting rod 19.

In this embodiment, one lifting rod 19 can be positioned by using four positioning wheels 26, so that the lifting rod 19 is convenient to move, and the structural stability inside the device is further improved.

The utility model discloses a theory of operation and use flow: when the scraper is used, the motor 5 is started, the motor 5 drives the first gear 6 to rotate, the first gear 6 is meshed with the second gear 8, the first gear 6 drives the second gear 8 to rotate while rotating, the rotating shaft 7 is made to rotate, the two guide wheels 9 are made to displace along the direction of the sliding rail 10, when the scraper 28 is required to be lifted, the hydraulic cylinder 15 is started, the hydraulic cylinder 15 drives the connecting block 16 to descend, a lever mechanism is formed by the connecting block 16 and the lifting rod 19 through the movable rod 17, the descending of the connecting block 16 drives the lifting rod 19 to lift up, and the scraper 28 is made to lift up inside the ditch 1.

In conclusion, the travelling scraper mud scraper has the advantages that the scraper lifting device 11 is arranged, the hydraulic cylinder 15 is utilized to drive the two lifting rods 19 to perform lifting motion, so that the scraper 28 can perform lifting motion, the scraper 28 can be separated from the inside of the ditch 1 in the vertical direction, the process of adjusting the angle of the scraper in the prior art is avoided, the occupied size of the scraper 28 is reduced by lifting the scraper, the collision is reduced, the scraper 28 is protected, and the problem that the scraper is easy to collide in the process of angle deflection is solved; through setting up flexible loop bar 29, utilize the automatic resilience of flexible loop bar 29 spring for buffer block 21 can cushion the lifter 19 that lifts up, makes lifter 19's removal more stable, utilizes pulley 24 to follow lifter 19 and carries out elevating movement, thereby lets improve lifter 19's stability in movement.

It should be noted that, in this document, terms such as "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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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.

Claims

1. The utility model provides a driving mud scraper, includes ditch (1) and support frame (2), its characterized in that: the bottom of the support frame (2) is fixedly provided with a driving device (3), the bottom end of the driving device (3) is abutted against the upper surface of the water channel (1), the front surface of the support frame (2) is fixedly provided with a scraper lifting device (11), and the bottom end of the scraper lifting device (11) extends into the water channel (1);

the driving device (3) comprises two connecting plates (4) and a motor (5), the top ends of the two connecting plates (4) are fixedly connected with the bottom of the supporting frame (2), the bottom of the supporting frame (2) is fixedly provided with the motor (5), the surface of an output shaft of the motor (5) is fixedly connected with a first gear (6), a rotating shaft (7) is rotatably connected between the two connecting plates (4) of the motor (5) through a bearing, the surface of the rotating shaft (7) is fixedly sleeved with a second gear (8), the first gear (6) is meshed with the second gear (8), the surface of the rotating shaft (7) is fixedly sleeved with two guide wheels (9), and the top ends of the guide wheels (9) are abutted to the upper surface of the water channel (1);

the scraper lifting device (11) comprises a containing plate (12), a driving cavity (13) and a containing cavity (14) are arranged in the containing plate (12), the driving cavity (13) is communicated with the containing cavity (14), a hydraulic cylinder (15) is fixedly mounted at the top of the inner wall of the driving cavity (13), a connecting block (16) is fixedly mounted at the bottom of the hydraulic cylinder (15), the connecting block (16) is located in the containing cavity (14), movable rods (17) are hinged to both sides of the connecting block (16), a support rod (18) is hinged to the back of each movable rod (17), the bottom end of each support rod (18) is fixedly connected with the bottom of the inner wall of the containing cavity (14), a lifting rod (19) is hinged to one end, far away from the connecting block (16), of each movable rod (17), and the bottom end of each lifting rod (19) extends to the lower part of the containing plate (12) through an opening at the bottom of the containing cavity (14), two fixedly connected with extension board (27) between the opposite face of lifter (19), two the bottom of lifter (19) all with the top fixed connection of mud scraper (28), mud scraper (28) are located the medial surface of ditch (1) and overlap joint with the bottom of ditch (1) medial surface.

2. A travelling crane mud scraper as claimed in claim 1, wherein: two guide pulleys (9) use the perpendicular bisector of support frame (2) to set up on the surface of pivot (7) as symmetry axis symmetry, the last fixed surface of ditch (1) installs two slide rails (10), the bottom of guide pulley (9) is located the inside of slide rail (10).

3. A travelling crane mud scraper as claimed in claim 1, wherein: accomodate two dashpots (20) have been seted up at the top of chamber (14) inner wall, the inner wall fixed mounting of dashpot (20) has flexible loop bar (29), the fixed surface of flexible loop bar (29) has cup jointed the spring, the bottom fixed mounting of flexible loop bar (29) has buffer block (21), buffer block (21) extend to the inside of accomodating chamber (14), and buffer block (21) are located lifter (19) directly over.

4. A travelling crane mud scraper as claimed in claim 1, wherein: accomodate both sides inner wall of chamber (14) and all seted up spout (22), two the equal fixed mounting of face that deviates from of lifter (19) has slide (23), slide (23) extend to the inside of spout (22), the specification of slide (23) is greater than the opening part width of spout (22), the one end fixed mounting that lifter (19) were kept away from in slide (23) has pulley (24), the one end that slide (23) were kept away from in pulley (24) is contradicted with the inner wall of spout (22).

5. A travelling crane mud scraper as claimed in claim 1, wherein: accomodate two constant head tanks (25) have been seted up to opening part inside of chamber (14) inner wall bottom, the inner wall fixed mounting of constant head tank (25) has two locating wheels (26), the one end that constant head tank (25) were kept away from in locating wheel (26) and the surperficial overlap joint of lifter (19).