CN204121817U - Lifting center drive mud-scraper - Google Patents
Lifting center drive mud-scraper Download PDFInfo
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- CN204121817U CN204121817U CN201420444090.9U CN201420444090U CN204121817U CN 204121817 U CN204121817 U CN 204121817U CN 201420444090 U CN201420444090 U CN 201420444090U CN 204121817 U CN204121817 U CN 204121817U
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- Prior art keywords
- mud
- central shaft
- scraper
- scraping arm
- cavity body
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Abstract
The utility model relates to a kind of lifting center drive mud-scraper, it comprises support, slop pail, service bridge, driving motor, reductor, central shaft and scraping arm, described service bridge is arranged on the top of slop pail, slop pail is arranged on support, the middle part of service bridge is provided with center support, described driving motor and reductor are fixed on center support, center support is provided with inlet, the side wall upper part of slop pail is provided with liquid outlet, the output shaft of motor is connected with reductor, the output shaft of reductor connects central shaft, the base plate of described slop pail is conical bottom board, the drift angle of conical bottom board is arranged downwards, the corner position of conical bottom board is provided with to recessed mud collecting cavity body, mud collecting cavity body is the cavity of taper, central shaft lower end extends to the bottom of mud collecting cavity body, the sidewall of mud collecting cavity body is provided with mud discharging mouth, the bottom of mud collecting cavity body is provided with sewage draining exit, described scraping arm is connected to the middle and lower part of central shaft, and be arranged on the top of conical bottom board, the bottom of scraping arm is provided with many group scraper plate fixed cells, scraper plate is fixed on the below of scraper plate fixed cell, described scraper plate adopts the composite rubber plate of flexible robust to make.
Description
Technical field
The utility model relates to a kind of field of sewage treatment equipment, is specially a kind of lifting center drive mud-scraper.
Background technology
Mud scraper is a kind of soil discharging facility, the equipment such as the sedimentation basin of sewage disposal in sewage treatment plant, waterworks and Industrial Wastewater Treatment, treating nature water depositing reservoir, sludge concentration tank, wipe the mud be deposited at the bottom of pond off, and make sludge scraping collection in center set mud pit, utilize hydraulic pressure it to be discharged from sludge pipe.Scraping in mud process, if sludge settling overlong time, then mud can be harder, not easily strikes off.Existing lifting center drive mud-scraper, by being arranged on the driven by motor axis of rotation at center, drives cleaning shoe to rotate, when collection mud is thicker or downtime, long mud hardened; cleaning shoe resistance increases, and in prior art, adopts scraper lifting machine structure; when drag of chain scraper is excessive, scraping arm can lift backward, and sludge scraping successively removes by scraper plate; this mechanism structure is complicated; manufacturing cost is high, and scraper plate is hard, and scraper plate easily damages; therefore, need to make improvements.
Summary of the invention
The purpose of this utility model is to arrange scraper lifting machine structure, complex structure for existing lifting center drive mud-scraper pointed in background technology, and cost is high, and scraper plate holds flimsy problem, provides a kind of lifting center drive mud-scraper that can solve foregoing problems.
The technical scheme realizing goal of the invention of the present utility model is as follows:
A kind of lifting center drive mud-scraper, it comprises support, slop pail, service bridge, driving motor, reductor, central shaft and scraping arm, described service bridge is arranged on the top of slop pail, slop pail is arranged on support, the middle part of service bridge is provided with center support, described driving motor and reductor are fixed on center support, center support is provided with inlet, the side wall upper part of slop pail is provided with liquid outlet, the output shaft of motor is connected with reductor, the output shaft of reductor connects central shaft, the base plate of described slop pail is conical bottom board, the drift angle of conical bottom board is arranged downwards, the corner position of conical bottom board is provided with to recessed mud collecting cavity body, mud collecting cavity body is the cavity of taper, central shaft lower end extends to the bottom of mud collecting cavity body, the sidewall of mud collecting cavity body is provided with mud discharging mouth, the bottom of mud collecting cavity body is provided with sewage draining exit, described scraping arm is connected to the middle and lower part of central shaft, and be arranged on the top of conical bottom board, the bottom of scraping arm is provided with many group scraper plate fixed cells, scraper plate is fixed on the below of scraper plate fixed cell, described scraper plate adopts the composite rubber plate of flexible robust to make.
On such scheme basis, particularly, described scraper plate fixed cell comprises the fixed head, pressing plate and the clamping screw that are fixedly connected with scraping arm, and the top of scraper plate is provided with installing hole, and scraper plate is fixed on fixed head by pressing plate and clamping screw.
Discharge from mud discharging mouth and sewage draining exit for the ease of mud, described central shaft lower end is provided with mixing component, and mixing component is arranged in mud collecting cavity body.
In order to strengthen the intensity of scraping arm, described scraping arm comprises the cross bar at top, the montant in outside and the brace of bottom, is vertically provided with the bracing piece playing booster action between cross bar and brace, and the angle of inclination of brace is identical with the cone angle of conical plate.
Be connected securely with central shaft to enable scraping arm, the cross bar of described scraping arm is through the hole on central shaft, both sides cross bar being positioned at central shaft adopt flange to fix, the lower end of brace is fixedly connected with by flange with central shaft, in order to reduce the gravity of the scraping arm that scraping arm and central shaft junction are born, prevent scraping arm to be subject to Action of Gravity Field sagging, cross bar is connected with central shaft by steel wire rope simultaneously, and steel wire rope is provided with elasticity adjusting mechanism.
In order to strengthen the intensity of scraping arm, described scraping arm is the scraping arm adopting rectangular steel tube to make.
For the ease of the installation and maintenance of operating personnel to equipment on service bridge, the sidewall of described slop pail is provided with the cat ladder extended on service bridge.
In order to strengthen the intensity of support, it is more firm when lifting center drive mud-scraper is worked, described support comprises gripper shoe and multiple leg, steel reinforced concrete basis is set below each leg, pre-embedded steel slab in steel reinforced concrete basis, leg correspondence is welded on pre-embedded steel slab, is provided with reinforcement strut between leg and gripper shoe.
In order to increase output torque, described reductor is cycloidal planetary gear speed reducer, and the upper end described center support being positioned at central shaft is provided with concentric bearings.
In order to the sludge quantity in slop pail can be detected, described service bridge is provided with ultrasonic wave mud position instrument.
The advantage of lifting center drive mud-scraper of the present utility model is: the scraper plate that the composite rubber plate that lifting center drive mud-scraper of the present utility model have employed flexible robust is made, because composite rubber plate pliability is good, and it is very firm, when collection mud is thicker or downtime is long, when mud hardens, drag of chain scraper increases, at this moment can there is the flexural deformation of certain angle in scraper plate, mud bottom slop pail is successively struck off, both the damage of scraper plate can have been prevented by this set, can motor overload be prevented and burn out again, manufacturing cost and the maintenance cost of lifting center drive mud-scraper can be reduced simultaneously, increase economic efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of lifting center drive mud-scraper of the present utility model;
Fig. 2 is the structural representation of scraper plate fixed cell;
In figure, 1 is support, 2 is slop pail, 3 is service bridge, 4 is driving motor, 5 is reductor, axle centered by 6, 7 is scraping arm, bearing centered by 8, 9 is inlet, 10 is liquid outlet, 11 is conical bottom board, 12 is mud collecting cavity body, 13 is mud discharging mouth, 14 is sewage draining exit, 15 is fixed head, 16 is pressing plate, 17 is clamping screw, 18 is scraper plate, 19 is mixing component, 20 is steel wire rope, 21 is cat ladder, 22 is gripper shoe, 23 is leg, 24 is steel reinforced concrete basis, 25 for strengthening strut, 26 is ultrasonic wave mud position instrument, 27 is concentric bearings, 28 is scraper plate fixed cell 28.
Detailed description of the invention
See figures.1.and.2 shown a kind of lifting center drive mud-scraper, it comprises support 1, slop pail 2, service bridge 3, driving motor 4, reductor 5, central shaft 6 and scraping arm 7, described service bridge 3 is arranged on the top of slop pail 2, slop pail 2 is arranged on support 1, the middle part of service bridge 3 is provided with center support 8, described driving motor 4 and reductor 5 are fixed on center support 8, center support 8 is provided with inlet 9, the side wall upper part of slop pail 2 is provided with liquid outlet 10, the output shaft of motor is connected with reductor 5, the output shaft of reductor 5 connects central shaft 6, the base plate of described slop pail 2 is conical bottom board 11, the drift angle of conical bottom board 11 is arranged downwards, the corner position of conical bottom board 11 is provided with to recessed mud collecting cavity body 12, mud collecting cavity body 12 is the cavity of taper, central shaft 6 lower end extends to the bottom of mud collecting cavity body 12, the sidewall of mud collecting cavity body 12 is provided with mud discharging mouth 13, the bottom of mud collecting cavity body 12 is provided with sewage draining exit 14, described scraping arm 7 is connected to the middle and lower part of central shaft 6, and be arranged on the top of conical bottom board 11, the bottom of scraping arm 7 is provided with many group scraper plate fixed cells 28, scraper plate 18 is fixed on the below of scraper plate fixed cell 28, described scraper plate 18 adopts the composite rubber plate of flexible robust to make.
In such scheme, particularly, described scraper plate fixed cell 28 comprises the fixed head 15, pressing plate 16 and the clamping screw 17 that are fixedly connected with scraping arm 7, and the top of scraper plate 18 is provided with installing hole, and scraper plate 18 is fixed on fixed head 15 by pressing plate 16 and clamping screw 17.Except above-mentioned mode, the fixed form of scraper plate 18 can also select other mode, such as, use bolt and nut and pad to be fixed, or the mode such as riveted joint is fixed.
Discharge from mud discharging mouth 13 and sewage draining exit 14 for the ease of mud, described central shaft 6 lower end is provided with mixing component 19, and mixing component 19 is arranged in mud collecting cavity body 12.
In order to strengthen the intensity of scraping arm 7, described scraping arm 7 comprises the brace of the cross bar at top, the montant in outside and bottom, and be vertically provided with the bracing piece playing booster action between cross bar and brace, the angle of inclination of brace is identical with the cone angle of conical plate.Above-mentioned cross bar, montant, brace and bracing piece are welded to connect.
Can be connected securely with central shaft 6 to make scraping arm 7, the cross bar of described scraping arm 7 is through the hole on central shaft 6, both sides cross bar being positioned at central shaft 6 adopt flange to fix, the lower end of brace is fixedly connected with by flange with central shaft 6, in order to reduce the gravity of the scraping arm 7 that scraping arm 7 and central shaft 6 junction are born, prevent scraping arm 7 to be subject to Action of Gravity Field sagging, cross bar is connected with central shaft 6 by steel wire rope 20 simultaneously, and steel wire rope 20 is provided with elasticity adjusting mechanism.
In order to strengthen the intensity of scraping arm 7, described scraping arm 7 is the scraping arms 7 adopting rectangular steel tube to make.In order to strengthen the intensity of scraping arm 7, the alloy material of other high strength can also be selected.
For the ease of the installation and maintenance of operating personnel to equipment on service bridge 3, the sidewall of described slop pail 2 is provided with the cat ladder 21 extended on service bridge 3.
In order to strengthen the intensity of support 1, it is more firm when lifting center drive mud-scraper is worked, described support 1 comprises gripper shoe 22 and multiple leg 23, below each leg 23, steel reinforced concrete basis 24 is set, pre-embedded steel slab in steel reinforced concrete basis 24, leg 23 correspondence is welded on pre-embedded steel slab, is provided with and strengthens strut 25 between leg 23 and gripper shoe 22.
In order to increase output torque, described reductor 5 is cycloidal planetary gear speed reducer 5, and the upper end described center support 8 being positioned at central shaft 6 is provided with concentric bearings 27.Bearing, according to the difference of medium, can select the material that stainless steel, plastics, pottery etc. are different.
In order to the sludge quantity in slop pail 2 can be detected, described service bridge 3 is provided with ultrasonic wave mud position instrument 26.
Service bridge 3 is also provided with control cabinet, and control cabinet is provided with PLC control interface, and is furnished with electrical equipment and crosses torque limiter.When having larger resistance or breaking down, can send in time and report to the police and hard stop voluntarily.
The leg 23 of support 1, when assembling, is welded on the pre-embedded steel slab on steel reinforced concrete basis 24, is then fixed on support 1 by slop pail 2, then installs miscellaneous part by lifting center drive mud-scraper of the present utility model.In use, sewage enters in slop pail 2 from inlet 9, after precipitation, supernatant is discharged from the liquid outlet 10 of slop pail 2 upper portion side wall by conduit, starter motor, under motor drives, through the deceleration of reductor 5, central shaft 6 drives scraping arm 7 to rotate, scraper plate 18 strikes off mud on the bottom surface of slop pail 2, be deposited in the effect of the mud bottom slop pail 2 through scraper plate 18, mud collecting cavity body 12 towards slop pail 2 bottom centre is concentrated, under the effect of mixing component 19 and top hydraulic pressure, mud is discharged from mud discharging mouth 13, foreign material are discharged from sewage draining exit 14.This uses the center driving driving mechanism of novel lifting center drive mud-scraper promotion mud-scraping mechanism centrally to rotate, be fixed on scraper plate 18 on scraping arm 7 by the mud collecting cavity body 12 of mud by pool side Gua Zhichi center gradually, the linear arrangement of cleaning shoe curve logarithmic spiral, uniform force, scrape mud thorough, the composite rubber plate of flexible robust selected by scraper plate 18, when meeting obstacle at the bottom of pond, both sludge scraping can be removed, the fracture of scraper plate 18 can be prevented again, can also motor overload be prevented, reduce manufacturing cost and maintenance cost compared with lifting center drive mud-scraper of the prior art.Lifting center drive mud-scraper of the present utility model has selected cycloidal planetary gear speed reducer 5, and this apparatus structure is compact, decreases transition and connects the error produced; noise is low, driving torque is large; and established torque limiter, cross moment adjustable, make mud scraper safe and reliable to operation.Scraping arm 7 adopts rectangular steel tube to make, and during work, the brace of scraping arm 7 and central shaft 6 are in certain inclination angle, relies on scraping arm 7 gravity to be scraped in pond centralized mud cavity 12 by pool side by mud by scraper plate 18, is then discharged by mud discharging mouth 13 and sewage draining exit 14.
Above embodiment is the explanation to detailed description of the invention of the present utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not when departing from spirit and scope of the present utility model; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present utility model.
Claims (10)
1. a lifting center drive mud-scraper, it is characterized in that: it comprises support, slop pail, service bridge, driving motor, reductor, central shaft and scraping arm, described service bridge is arranged on the top of slop pail, slop pail is arranged on support, the middle part of service bridge is provided with center support, described driving motor and reductor are fixed on center support, center support is provided with inlet, the side wall upper part of slop pail is provided with liquid outlet, the output shaft of motor is connected with reductor, the output shaft of reductor connects central shaft, the base plate of described slop pail is conical bottom board, the drift angle of conical bottom board is arranged downwards, the corner position of conical bottom board is provided with to recessed mud collecting cavity body, mud collecting cavity body is the cavity of taper, central shaft lower end extends to the bottom of mud collecting cavity body, the sidewall of mud collecting cavity body is provided with mud discharging mouth, the bottom of mud collecting cavity body is provided with sewage draining exit, described scraping arm is connected to the middle and lower part of central shaft, and be arranged on the top of conical bottom board, the bottom of scraping arm is provided with many group scraper plate fixed cells, scraper plate is fixed on the below of scraper plate fixed cell, described scraper plate adopts the composite rubber plate of flexible robust to make.
2. lifting center drive mud-scraper according to claim 1, it is characterized in that: described scraper plate fixed cell comprises the fixed head, pressing plate and the clamping screw that are fixedly connected with scraping arm, the top of scraper plate is provided with installing hole, and scraper plate is fixed on fixed head by pressing plate and clamping screw.
3. lifting center drive mud-scraper according to claim 1, is characterized in that: described central shaft lower end is provided with mixing component, and mixing component is arranged in mud collecting cavity body.
4. lifting center drive mud-scraper according to claim 1, it is characterized in that: described scraping arm comprises the cross bar at top, the montant in outside and the brace of bottom, vertically be provided with the bracing piece playing booster action between cross bar and brace, the angle of inclination of brace is identical with the cone angle of conical plate.
5. lifting center drive mud-scraper according to claim 4, it is characterized in that: the cross bar of described scraping arm is through the hole on central shaft, both sides cross bar being positioned at central shaft adopt flange to fix, the lower end of brace is fixedly connected with by flange with central shaft, cross bar is connected with central shaft by steel wire rope, and steel wire rope is provided with elasticity adjusting mechanism.
6. lifting center drive mud-scraper according to claim 1, is characterized in that: described scraping arm is the scraping arm adopting rectangular steel tube to make.
7. lifting center drive mud-scraper according to claim 1, is characterized in that: the sidewall of described slop pail is provided with the cat ladder extended on service bridge.
8. lifting center drive mud-scraper according to claim 1, it is characterized in that: described support comprises gripper shoe and multiple leg, steel reinforced concrete basis is set below each leg, pre-embedded steel slab in steel reinforced concrete basis, leg correspondence is welded on pre-embedded steel slab, is provided with reinforcement strut between leg and gripper shoe.
9. lifting center drive mud-scraper according to claim 1, is characterized in that: described reductor is cycloidal planetary gear speed reducer, and the upper end described center support being positioned at central shaft is provided with concentric bearings.
10. lifting center drive mud-scraper according to claim 1, is characterized in that: described service bridge is provided with ultrasonic wave mud position instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420444090.9U CN204121817U (en) | 2014-08-07 | 2014-08-07 | Lifting center drive mud-scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420444090.9U CN204121817U (en) | 2014-08-07 | 2014-08-07 | Lifting center drive mud-scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204121817U true CN204121817U (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420444090.9U Expired - Fee Related CN204121817U (en) | 2014-08-07 | 2014-08-07 | Lifting center drive mud-scraper |
Country Status (1)
| Country | Link |
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| CN (1) | CN204121817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190116A (en) * | 2014-08-07 | 2014-12-10 | 常州海源恒业水处理设备有限公司 | Center drive mud scraper |
-
2014
- 2014-08-07 CN CN201420444090.9U patent/CN204121817U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190116A (en) * | 2014-08-07 | 2014-12-10 | 常州海源恒业水处理设备有限公司 | Center drive mud scraper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20200807 |