CN210874257U

CN210874257U - Driving device of mud scraper

Info

Publication number: CN210874257U
Application number: CN201921857021.XU
Authority: CN
Inventors: 崔恒进; 严成喜
Original assignee: Jiangsu Tianchun Environmental Protection Technology Co ltd
Current assignee: Jiangsu Tianchun Environmental Protection Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-30
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to a mud scraper technical field just discloses a drive arrangement of mud scraper, which comprises a cross beam, the top fixed mounting of crossbeam has the support frame, the opening has been seted up at the middle part on support frame top, and one side fixed mounting at support frame top has the motor, fixed cover is equipped with the lead screw on the output shaft of motor, the bottom of lead screw cup joints with the top activity of crossbeam, fixed cover is equipped with the bracing piece that is located lead screw one side between the top of support frame inner chamber and the crossbeam. This drive arrangement of mud scraper through the cooperation of first shaft coupling and second shaft coupling, fixes torque sensor in the pivot to utilize torque sensor to monitor the output torque of pivot, when torque sensor monitored the output torque of pivot too big, start the buzzer siren and report to the police, thereby avoided the drive arrangement of mud scraper to cause the damage because of the moment of torsion is too big, ensured the processing progress of sewage.

Description

Driving device of mud scraper

Technical Field

The utility model relates to a mud scraper technical field specifically is a drive arrangement of mud scraper.

Background

The mud scraper is a machine for cleaning sludge from river course, which is used in circular settling pond with larger diameter in urban sewage treatment plant, tap water plant and industrial waste water treatment to eliminate sludge settled at the bottom of the pond and scum on the surface of the pond, and consists of a driving device, a working bridge, a main mud scraper, an auxiliary mud scraper, a central turntable, a skimming device, an overflow weir plate, a slag baffle plate, a current collector, etc. for the water outlet settling pond around the central water inlet, a guide cylinder is also needed to be arranged, the driving device drives the mud scraper to rotate around the center of the settling pond, after raw water is settled in the settling pond, supernatant is discharged from the overflow weir plate, sludge settled at the bottom of the pond slowly flows into the central sludge collecting tank along the bottom of the pond under the push of a logarithmic spiral curve-shaped scraper, is discharged through a sludge discharge pipe, and scum on the surface of the pond is concentrated in the area between the scum and the scraper plate, when the working bridge passes through the scum discharge cylinder floating on the pool surface, the scum discharge cylinder is pressed below the liquid level, and scum is discharged out of the pool through the discharge cylinder.

However, the mud scraper in the prior art usually adopts the safety pin as the over-torque protection device of the mud scraper, but the mud scraper has sludge accumulation after stopping for a period of time, and is easy to cause overload when restarting, so that the safety pin is broken by shearing force, and even causes damage to the coupling, thus not only increasing the maintenance workload, but also influencing the progress of sewage treatment, and the height of the existing mud scraper is usually fixed and cannot be adjusted, so that when the scraper scrapes the arm or the scraper plate and is damaged, the mud scraper is difficult to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model provides a drive arrangement of mud scraper, possess and to carry out the advantage that detects mud scraper actuating mechanism output torque, the mud scraper among the prior art has been solved and has all adopted the safety pin to come as the excessive torque protection device of mud scraper usually, nevertheless there is silt to pile up after mud scraper shut down a period, cause transshipping very easily when the restart, make the safety pin broken by the shearing force, cause the damage to the shaft coupling even, so not only increased maintenance work load, sewage treatment's progress has still been influenced, and current mud scraper height is usually fixed, can't adjust, therefore when mud scraper scrapes arm or scraper blade and appear damaging, be difficult to the problem of maintaining it.

The utility model provides a following technical scheme: a driving device of a mud scraper comprises a cross beam, wherein a supporting frame is fixedly arranged at the top of the cross beam, an opening is formed in the middle of the top end of the supporting frame, a motor is fixedly arranged on one side of the top of the supporting frame, a lead screw is fixedly sleeved on an output shaft of the motor, the bottom of the lead screw is movably sleeved with the top of the cross beam, a supporting rod positioned on one side of the lead screw is fixedly sleeved between the top of an inner cavity of the supporting frame and the cross beam, a mounting frame is movably sleeved between the lead screw and the supporting rod, a fixing frame is fixedly arranged in the middle of the top end of the mounting frame, a connecting frame is fixedly connected to one side of the fixing frame, a servo motor is fixedly arranged in the middle of the top end of the connecting frame, a main shaft is fixedly, the chain is movably sleeved on the driving wheel, and a buzzer alarm is fixedly mounted in the middle of one side of the supporting frame.

Preferably, the middle part fixed mounting on mount top has gear motor, fixed cover is equipped with the pivot on gear motor's the output shaft, be equipped with first shaft coupling, torque sensor and second shaft coupling in the pivot, and the fixed cover in bottom of pivot is equipped with from the driving wheel, the pivot cup joints with the crossbeam activity.

Preferably, the size of the opening is matched with the size of the whole of the fixed frame and the connecting frame.

Preferably, the driven wheel is movably sleeved with one end, far away from the driving wheel, of the chain, and the driven wheel is in transmission connection with the driving wheel through the chain.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this drive arrangement of mud scraper through the cooperation of first shaft coupling and second shaft coupling, fixes torque sensor in the pivot to utilize torque sensor to monitor the output torque of pivot, when torque sensor monitored the output torque of pivot too big, start the buzzer siren and report to the police, thereby avoided the drive arrangement of mud scraper to cause the damage because of the moment of torsion is too big, ensured the processing progress of sewage.

2. This drive arrangement of mud scraper through setting up servo motor, drives main shaft and action wheel rotation through servo motor, utilizes the transmission of chain to drive the pivot and rotates to improve the output torque of pivot, adapt to the requirement of different operating modes, and this device drives the lead screw through starter motor and rotates, utilizes the support and the spacing of bracing piece, can drive and scrape the arm scraper blade and go up and down, and then scrape arm or scraper blade and appear damaging, the maintenance work of being convenient for.

Drawings

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

fig. 2 is a schematic view of the structure fixing frame of the present invention.

In the figure: 1. a cross beam; 2. a support frame; 3. an opening; 4. a motor; 5. a screw rod; 6. a support bar; 7. a mounting frame; 8. a fixed mount; 801. a reduction motor; 802. a rotating shaft; 803. a first coupling; 804. a torque sensor; 805. a second coupling; 806. a driven wheel; 9. a connecting frame; 10. a servo motor; 11. a main shaft; 12. a driving wheel; 13. a chain; 14. a buzzer alarm.

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, a driving device of a mud scraper comprises a beam 1, a supporting frame 2 is fixedly installed at the top of the beam 1, an opening 3 is formed in the middle of the top end of the supporting frame 2, the size of the opening 3 is matched with the size of a whole of a fixed frame 8 and a connecting frame 9, a motor 4 is fixedly installed on one side of the top of the supporting frame 2, the device drives a screw rod 5 to rotate by starting the motor 4, the supporting and limiting of the supporting rod 6 are utilized to drive a mounting frame 7 to lift, so as to drive a scraping arm scraper and a driving device on a rotating shaft 802 to lift, and further, when components such as the scraping arm scraper of the mud scraper are damaged, the maintenance of the components is convenient, the screw rod 5 is fixedly sleeved on an output shaft of the motor 4, the bottom of the screw rod 5 is movably sleeved with the top of the beam 1, the supporting rod, an installation frame 7 is movably sleeved between the screw rod 5 and the support rod 6, a fixed frame 8 is fixedly installed in the middle of the top end of the installation frame 7, a speed reducing motor 801 is fixedly installed in the middle of the top end of the fixed frame 8, a rotating shaft 802 is fixedly sleeved on an output shaft of the speed reducing motor 801, a first coupler 803, a torque sensor 804 and a second coupler 805 are arranged on the rotating shaft 802, when the mud scraper is started and in the starting process, the output torque of the rotating shaft 802 is monitored by the torque sensor 804, when the output torque of the rotating shaft 802 monitored by the torque sensor 804 is overlarge, a buzzer alarm 14 is started to give an alarm, so that the damage of a driving device of the mud scraper caused by overlarge torque is avoided, the sewage treatment progress is ensured, a driven wheel 806 is fixedly sleeved at the bottom of the rotating shaft 802, the driven wheel 806 is movably sleeved with one end of the chain, pivot 802 cup joints with the activity of crossbeam 1, one side fixedly connected with link 9 on mount 8, the middle part fixed mounting on link 9 top has servo motor 10, fixed cover is equipped with main shaft 11 on servo motor 10's the output shaft, the bottom of main shaft 11 cup joints with the top activity of mounting bracket 7, and fixed cover is equipped with action wheel 12 on the main shaft 11, drive main shaft 11 and action wheel 12 through starting servo motor 10 and rotate, utilize the transmission of chain 13, it rotates to drive pivot 802, thereby improve the output torque of pivot 802, be convenient for the mud scraper adapts to the operation requirement of different operating modes, chain 13 has been cup jointed in the activity on action wheel 12, the middle part fixed mounting of 2 one sides of support frame has buzzer siren 14.

The working principle is as follows: firstly, in the using process of the mud scraper, the servo motor 10 can be started to drive the main shaft 11 and the driving wheel 12 to rotate, the transmission of the chain 13 is utilized to drive the rotating shaft 802 to rotate, so that the output torque of the rotating shaft 802 is improved, then, when the mud scraper is started and in the starting process, the output torque of the rotating shaft 802 is monitored by the torque sensor 804, when the output torque of the rotating shaft 802 is monitored by the torque sensor 804 to be overlarge, the buzzer alarm 14 is started to give an alarm, so that the damage of a driving device of the mud scraper due to overlarge torque is avoided, finally, when a scraping arm or a scraping plate of the mud scraper is damaged, the lead screw 5 is driven by the starting motor 4 to rotate, the supporting and limiting of the supporting rod 6 are utilized to drive the mounting rack 7 to be lifted, so that the scraping arm scraping plate and the driving device on the rotating shaft 802.

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. A driving device of a mud scraper comprises a beam (1), and is characterized in that: the top of the cross beam (1) is fixedly provided with a support frame (2), the middle part of the top end of the support frame (2) is provided with an opening (3), one side of the top of the support frame (2) is fixedly provided with a motor (4), an output shaft of the motor (4) is fixedly sleeved with a lead screw (5), the bottom of the lead screw (5) is movably sleeved with the top of the cross beam (1), a support rod (6) positioned on one side of the lead screw (5) is fixedly sleeved between the top of an inner cavity of the support frame (2) and the cross beam (1), a mounting frame (7) is movably sleeved between the lead screw (5) and the support rod (6), the middle part of the top end of the mounting frame (7) is fixedly provided with a fixing frame (8), one side of the fixing frame (8) is fixedly connected with a connecting frame (9), fixed cover is equipped with main shaft (11) on the output shaft of servo motor (10), the bottom of main shaft (11) is cup jointed with the top activity of mounting bracket (7), and fixed cover is equipped with action wheel (12) on main shaft (11), chain (13) have been cup jointed in the activity on action wheel (12), the middle part fixed mounting of support frame (2) one side has buzzer siren (14).

2. The driving device of a mud scraper as claimed in claim 1, wherein: the middle part fixed mounting on mount (8) top has gear motor (801), fixed cover is equipped with pivot (802) on the output shaft of gear motor (801), be equipped with first shaft coupling (803), torque sensor (804) and second shaft coupling (805) in pivot (802), and the fixed cover in bottom of pivot (802) is equipped with from driving wheel (806), pivot (802) and crossbeam (1) activity cup joint.

3. The driving device of a mud scraper as claimed in claim 1, wherein: the size of the opening (3) is matched with the size of the whole of the fixed frame (8) and the connecting frame (9).

4. The driving device of a mud scraper as claimed in claim 2, wherein: the driven wheel (806) is movably sleeved with one end, far away from the driving wheel (12), of the chain (13), and the driven wheel (806) is in transmission connection with the driving wheel (12) through the chain (13).