CN102008840B - Ring type mud scraper - Google Patents

Abstract

The invention discloses an annular mud scraper which is used on a sewage treatment tank, wherein the top of the sewage treatment tank is provided with a limiting steel plate, the mud scraper comprises a bracket stretching across the top of the sewage treatment tank, the bracket is provided with a curved mud scraper, and the annular mud scraper is characterized in that: the support bottom both sides be equipped with rotatable walking wheel respectively, the walking wheel set up respectively at a rotation axis both ends, the rotation axis be connected with a driving motor the support bottom still be equipped with the guide pulley of guide walking along the pond top walking of walking the walking wheel, walking wheel and guide pulley set up respectively spacing steel sheet both sides. The invention aims to overcome the defects in the prior art and provide the mud scraper which is simple in structure, cannot be stuck or fall into a pool, is convenient to install and is low in manufacturing cost.

Description

A ring type mud scraper

technical field

The invention relates to a ring type mud scraper.

Background technique

Existing mud scrapers include those that travel in a straight line, those that rotate at the center, and those that have a circular track. There are track type and trackless type of ring track mud scraper. The cost of the track type is relatively high, and the construction is difficult and difficult to promote. The trackless type has stricter requirements on the circular spacing of the pool body and the pool type, otherwise it will either be stuck or fall into the pool.

Contents of the invention

The object of the present invention is to overcome the deficiencies in the prior art and provide a mud scraper with simple structure, which will not be stuck or fall into the pool, which is easy to install and low in cost.

In order to achieve the above object, the present invention adopts the following scheme:

A ring-type mud scraper, which is used in a sewage treatment tank. The top of the sewage treatment tank is provided with a limit steel plate. The mud scraper includes a bracket that spans the top of the sewage treatment tank. The mud scraper is characterized in that: rotatable traveling wheels are respectively arranged on both sides of the bottom of the bracket, and the traveling wheels are respectively arranged at both ends of a rotating shaft, and the rotating shaft is connected with a driving motor , there is also a guide wheel at the bottom of the support to guide the travel wheel to walk along the pool roof, and the travel wheel and the guide wheel are respectively arranged on both sides of the limit steel plate.

A ring type mud scraper as described above is characterized in that a guide rod is provided between the guide wheels on both sides.

A ring type mud scraper as described above is characterized in that a differential is provided on the rotating shaft, a clutch is provided at the bottom of the bracket, and the differential and the The clutch is connected through a chain, and the clutch is connected with the drive motor through a belt.

A ring-type mud scraper as described above is characterized in that a connecting seat is provided at the bottom of the support, a bearing seat is provided on the connecting seat, and a bearing is connected in the bearing seat. A wheel frame is arranged on one end of the bearing, and the traveling wheel is arranged on the wheel frame through a connecting shaft.

A ring-type mud scraper as described above is characterized in that the clutch includes a box body, an upper shaft seat and a lower shaft seat are arranged at intervals in the box body, and a shaft seat is arranged in the upper shaft seat and the lower shaft seat There is a shaft, one end of the shaft protrudes from the box, a gear is provided on the end of the shaft close to the upper shaft seat, and a stopper is provided on the shaft between the gear and the lower shaft seat, A spring is provided between the baffle and the lower shaft seat, and a drive shaft is provided on one side of the shaft, and the drive shaft is fixed in the box through the drive bearing seat. The corresponding position of the drive shaft and the gear is provided with a drive gear, the drive gear meshes with the gear, and one end of the drive shaft protrudes from the box and is provided with a pulley. The other side is provided with a transmission shaft, and the transmission shaft is fixedly arranged in the box body through a transmission bearing seat, and a transmission gear is provided at the position corresponding to the transmission shaft and the gear, and the transmission gear and the transmission gear are The above-mentioned gear meshes, and one end of the transmission shaft protrudes from the box body and is provided with a connecting gear.

A ring type mud scraper as described above is characterized in that a gearbox is connected to the drive motor, a speed regulating handwheel is provided on the gearbox, and the motor of the drive motor 6 The shaft is provided with a drive pulley.

A ring type mud scraper as described above is characterized in that the curved mud scraper 3 is connected to the bracket through eight pull rods.

In summary, the present invention has the beneficial effects relative to the prior art as follows:

In the present invention, the direction of the front wheels is controlled by the antenna-type guide wheels, the traveling wheels do not need guide rails, the speed difference between the inner ring and outer ring wheels is distributed by a differential, and the power is transmitted by sliding wires. The mud scraper is easy to install and low in cost.

Description of drawings

Fig. 1 is a schematic diagram of the present invention;

Fig. 2 is the schematic diagram of front traveling wheel and guide wheel at the bottom of the support;

Fig. 3 is the enlarged view of place A in Fig. 2;

The schematic diagram of the rear traveling wheel at the bottom of the support in Fig. 4;

Fig. 5 is the schematic diagram of place B in Fig. 4;

Fig. 6 is the schematic diagram of clutch;

Fig. 7 is a schematic diagram of the driving motor.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing description and specific embodiment:

A ring type mud scraper as shown in Figures 1 and 7, which is used in a sewage treatment tank, the top of the sewage treatment tank is provided with a limit steel plate 1, and the mud scraper includes a bracket 2 across the top of the sewage treatment tank , a curved scraper 3 is provided on the support 2, and the curved scraper 3 is connected to the support 2 through eight pull rods 21, and the bottom sides of the support 2 are respectively provided with Rotatable road wheels 4, the road wheels 4 are respectively arranged at two ends of a rotating shaft 5, the rotating shaft 5 is connected with a drive motor 6, and the bottom of the support 2 is also provided with guides The walking wheel 4 is a guiding wheel 7 that walks along the top of the pool, and the walking wheel 4 and the guiding wheel 7 are respectively arranged on both sides of the limiting steel plate 1 .

In the present invention, a guide rod 8 is provided between the guide wheels 7 on both sides. It can effectively ensure that the running wheels 4 on both sides of the bracket 2 can be kept in the same direction during the running of the mud scraper to prevent jamming.

As shown in Figures 4 and 5, in the present invention, a differential 9 is provided on the rotating shaft 5, and a clutch 10 is provided at the bottom of the support 2, and the differential 9 is connected to the The clutch 10 is connected by a chain 11, and the clutch 10 is connected with the driving motor 6 by a belt 13.

As shown in Figures 2 and 3, in the present invention, a connecting seat 14 is provided at the bottom of the bracket 2, a bearing seat 15 is provided on the connecting seat 14, and a bearing 16 is connected in the bearing seat 15. A wheel frame 17 is arranged on one end of the bearing 16, and the traveling wheel 4 is arranged on the wheel frame 17 through a connecting shaft 18.

As shown in Fig. 6, the clutch 10 described in the present invention includes a casing 101, and an upper shaft seat 102 and a lower shaft seat 103 are arranged at intervals in the casing 101, and the upper shaft seat 102 and the lower shaft seat 103 A shaft 104 is arranged inside, and one end of the shaft 104 protrudes from the box body 101, and a gear 105 is arranged on the end of the shaft 104 close to the upper shaft seat 102, and the gear 105 and the lower shaft seat 103 A blocking piece 106 is provided on the shaft 104 between them, a spring 107 is arranged between the blocking piece 106 and the lower shaft seat 103, a drive shaft 110 is provided on one side of the shaft 104, and the Drive shaft 110 is fixed in described box body 101 by drive bearing seat 111, is provided with drive gear 112 at the corresponding position of described drive shaft 110 and described gear 105, and described drive gear 112 and described gear 105, one end of the drive shaft 110 extends out of the box 101 and is provided with a pulley 113, and the other side of the shaft 104 is provided with a transmission shaft 120, and the transmission shaft 120 passes through the transmission bearing seat 121 is fixedly arranged in the box body 101, and a transmission gear 122 is provided at the position corresponding to the transmission shaft 120 and the gear 105, and the transmission gear 122 meshes with the gear 105, and the transmission shaft One end of 120 protrudes from the box body 101 and is provided with a connecting gear 123 .

As shown in Figure 7, in the present invention, on described drive motor 6, be connected with gearbox 19, be provided with speed regulating handwheel 20 on described gearbox 19, on the motor shaft of described drive motor 6 A drive pulley 61 is provided.

Claims (5)

1. A ring-type mud scraper, which is used on a sewage treatment tank, the top of the sewage treatment tank is provided with a limit steel plate (1), and the mud scraper includes a bracket (2) across the top of the sewage treatment tank. The support (2) is provided with a curved mud scraper (3), which is characterized in that rotatable traveling wheels (4) are respectively provided on both sides of the bottom of the support (2), and the traveling wheels (4) respectively arranged at both ends of a rotating shaft (5), the described rotating shaft (5) is connected with a driving motor (6), and the bottom of the support (2) is also provided with guiding wheels (4) guide wheels (7) walking along the top of the pool, the travel wheels (4) and guide wheels (7) are respectively arranged on both sides of the limiting steel plate (1), and on the two sides of the Guide rods (8) are provided between the guide wheels (7). 2. A ring type mud scraper according to claim 1, characterized in that a differential (9) is provided on the rotating shaft (5) and a bottom of the support (2) is provided Clutch (10), the said differential (9) is connected with said clutch (10) through a chain (11), said clutch (10) and drive motor (6) are passed through a belt ( 13) Connected. 3. A ring type mud scraper according to claim 1, characterized in that a connecting seat (14) is provided at the bottom of the support (2), and a bearing is provided on the connecting seat (14) Seat (15), a bearing (16) is connected in the described bearing seat (15), a wheel frame (17) is provided on one end of the described bearing (16), and the described walking wheel (4) passes through a The connecting shaft (18) is arranged on the said wheel frame (17). 4. A ring type mud scraper according to claim 2, characterized in that the clutch (10) includes a box (101), and an upper shaft seat (102) is arranged at intervals in the box (101) and the lower shaft seat (103), the shaft (104) is arranged in the upper shaft seat (102) and the lower shaft seat (103), and one end of the shaft (104) stretches out from the box body (101 ), a gear (105) is provided on the end of the shaft (104) close to the upper shaft seat (102), and a shaft (104) between the gear (105) and the lower shaft seat (103) is provided There is a stopper (106), a spring (107) is provided between the stopper (106) and the lower shaft seat (103), and a drive shaft (110) is provided on one side of the shaft (104). ), the drive shaft (110) is fixed in the box (101) through the drive bearing seat (111), and the position corresponding to the drive shaft (110) and the gear (105) is provided with Drive gear (112), the drive gear (112) meshes with the gear (105), one end of the drive shaft (110) protrudes from the box (101) and is provided with a pulley (113) , the transmission shaft (120) is arranged on the other side of the shaft (104), and the transmission shaft (120) is fixedly arranged in the box body (101) through the transmission bearing seat (121). Transmission shaft (120) is provided with transmission gear (122) on the position corresponding to described gear (105), and described transmission gear (122) is meshed with described gear (105), and described transmission shaft (120) One end protrudes from the box body (101) and is provided with a connecting gear (123). 5. A ring type mud scraper according to claim 1, characterized in that a gearbox (19) is connected to the drive motor (6), and a gearbox (19) is provided on the gearbox (19) The speed regulating handwheel (20) is provided with a drive pulley (61) on the motor shaft of the drive motor (6).

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