CN212121108U - Mud scraper for waste water precipitation tank - Google Patents

Abstract

The utility model relates to the field of mud scrapers, in particular to a mud scraper for a wastewater precipitation tank, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a vertical plate, the inner side of the vertical plate is fixedly provided with a transverse plate, the top of the vertical plate is fixedly connected with a box body, the center of the box body is fixedly provided with a double-shaft motor, a pair of output shafts of the double-shaft motor are fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly connected with a spiral rod, the spiral rod is in threaded connection with a spiral sleeve, the spiral sleeve is fixedly connected with a connecting rod, the center of the top of the connecting rod is provided with a single-shaft motor, the single-shaft motor is fixedly connected with a rotating shaft, the other end of the rotating shaft, which is far away from, the installation and the dismantlement are convenient, are favorable to wasing main scraper blade and side scraper blade.

Description

A mud scraper for wastewater sedimentation tank

technical field

The utility model relates to the field of mud scrapers, in particular to a mud scraper used in a wastewater sedimentation tank.

Background technique

Sludge scraper is a machine that cleans sludge from river channels or sedimentation tanks. It is mainly used for sludge treatment in sewage treatment plants, waterworks and circular sedimentation tanks for industrial wastewater treatment.

The traditional scraper will have dead corners when treating the sludge in the wastewater sedimentation tank, and the scraper cannot be disassembled, so the scraper cannot be thoroughly cleaned.

Utility model content

In view of the deficiencies of the background technology, the utility model provides a mud scraper for a waste water sedimentation tank, which has high removal efficiency and is easy to install and disassemble.

In order to achieve the above purpose, the utility model provides the following technical solutions: a mud scraper for a wastewater sedimentation tank, comprising a bottom plate, a vertical plate is fixedly connected to the top of the bottom plate, and a horizontal plate is fixedly installed on the inner side of the vertical plate , a box body is fixedly connected to the top of the vertical plate, a biaxial motor is fixedly installed at the center of the box body, a pair of output shafts of the biaxial motor are fixedly connected with a first bevel gear, A bevel gear is meshed and connected to the second bevel gear, the second bevel gear is fixedly connected to the screw rod, both ends of the screw rod are fixedly connected to the bearing, and the bearing connected to the top of the screw rod is connected to the box body The top side of the inner wall is fixedly connected, the bearing connected at the bottom of the screw rod is fixedly connected with the top of the horizontal plate, the screw rod is threadedly connected with a screw sleeve, and the screw sleeve is fixedly connected with a connecting rod, and the top of the connecting rod is fixedly connected. A single-axis motor is arranged at the center, the single-axis motor is fixedly connected with the rotating shaft, the other end of the rotating shaft away from the single-axis motor penetrates the bottom plate and is fixedly connected with a fixing piece, and the fixing piece is detachably connected with the connecting plate, The connecting plate is detachably connected with a main scraper assembly, two ends of the connecting plate are screwed with side scrapers, and the inside of the connecting plate is provided with a first cavity and a second cavity.

With the above solution, when the biaxial motor works, the output shaft and the second bevel gear are driven to rotate, the first bevel gear and the screw rod rotate synchronously, and the screw sleeve and the connecting rod also follow the rotation, thereby adjusting the connecting plate, the main scraper and the side. The height of the scraper can be used to clean wastewater sedimentation tanks of different heights. The main scraper is used to scrape the sludge at the bottom of the wastewater sedimentation tank, and the side scraper is used to scrape the sludge on the sidewall of the wastewater sedimentation tank, with high removal efficiency.

Preferably, the main scraper assembly includes a main scraper, a fixing plate is fixedly connected to the top of the main scraper, a cavity is arranged inside the fixing plate, and a first spring is arranged inside the cavity, One end of the first spring is fixedly connected with the fixing plate, and the other end of the first spring is fixedly connected with a first sliding block, which is adapted to and slidably connected to the inner cavity of the fixing plate.

With the above solution, in a natural state, the first spring is in a compressed state, press both sides of the first slider so that the end faces on both sides of the first slider are flush with the fixing plate, insert the fixing plate into the first cavity, and when the first When the slider passes through the first cavity, it automatically stretches to both sides, so that the main scraper assembly and the connecting plate are clamped tightly. The plate is flush, and then the fixing plate can be pushed out from the connecting plate, which is convenient for installation and disassembly.

Preferably, the distance between the bottom of the first slider and the top of the main scraper is equal to the height of the connecting plate, and the length of the main scraper is greater than the length of the fixing plate.

With the above solution, when the main scraper assembly is installed on the connecting plate, the first sliding block and the main scraper are just clamped to the connecting plate and will not loosen.

Preferably, the fixing plate is arranged coaxially with the main scraper.

With the above solution, when a plurality of main scraper assemblies are installed on the connecting plate, they will not affect each other.

Preferably, the first sliding block is symmetrically arranged along the center line of the fixing plate and the main scraper, and the distance between one end of the first sliding block away from the first spring is smaller than that of the main scraper length.

With the above solution, when a plurality of main scraper assemblies are installed on the connecting plate, the first sliders of different main scraper assemblies will not be in contact, so that it is convenient for the operator to press the first slider, and it is convenient for the main scraper assembly to be connected from Remove the board.

Preferably, a plurality of the first cavity and the main scraper assembly are provided.

With the above solution, the main scraper assembly can be installed according to actual needs, so that the wastewater sedimentation tank can be thoroughly cleaned.

Preferably, the fixing member includes a third cavity, the third cavity is adapted to one end of the connecting plate, and two sides of the fixing member are slidably connected with a third limiting block, and the third limiting block is A second spring is pierced through the position block, the third limit block is fixedly connected with the second limit block, one end of the second spring is fixedly connected with the second limit block, and the second limit block is far away One end of the second spring is fixedly connected with a first limiting block, and the first limiting block is adapted to the second cavity.

With the above solution, the second spring is in a compressed state in the natural state. When assembling the connecting plate and the fixing member, the connecting plate is pushed toward the third cavity. When the end of the connecting plate contacts the first limit block, it can be squeezed to both sides. Press the first limit block, the first limit block drives the second limit block and the third limit block to move to both sides, the second spring continues to be compressed, and continues to push the connecting plate so that the first limit block is just stuck in the first limit block. Inside the two cavities, so as to realize the clamping of the connecting plate and the fixing piece. When removing the connecting plate and the fixing piece, move the third limiting block to both sides until the connecting plate can be removed from the third cavity, and the connecting plate and the fixing piece can be removed. Installation and disassembly are more convenient.

Preferably, the cross section of the first limiting block is wedge-shaped.

With the above solution, it is helpful for the operator to push the connecting plate to press the first limiting block to move to both sides.

Preferably, the third limiting block is in a "T" shape.

With the above solution, it is convenient for the operator to move the third limit block.

Preferably, the distance C between the first limiting blocks is not less than the width B of the end of the connecting plate close to the fixing member.

With the above solution, the end of the connecting plate can be inserted between the first limiting blocks, and when the connecting plate is pushed further, the first limiting block can be squeezed to move to both sides.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The height of the connecting plate, the main scraper and the side scraper can be adjusted by using the double-axis motor, so that it can be used to clean the wastewater sedimentation tanks of different heights.

(2) The main scraper is installed to clean the sludge at the bottom of the wastewater sedimentation tank, and the side scraper can be installed to clean the sludge on the sidewall of the wastewater sedimentation tank with high removal efficiency.

(3) The rotating shaft is detachably connected to the connecting plate through the fixing piece, the connecting plate is detachably connected to the main scraper assembly, and the side scraper and the connecting plate are connected by threads, which is convenient for installation and disassembly, which is conducive to cleaning the main scraper and the side scraper plate.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

Fig. 2 is a partial enlarged view of the utility model.

3 is a partial cross-sectional view of the connecting plate and the main scraper assembly of the present invention.

4 is a partial cross-sectional view of the connecting plate and the fixing member of the present invention in the horizontal direction.

In the figure: 1. Bottom plate; 2. Horizontal plate; 3. Connecting rod; 4. Spiral sleeve; 5. Single shaft motor; 6. Vertical plate; 7. Box body; 8. Bearing; 9. The first bevel gear; 10, the second bevel gear; 11, the output shaft; 12, the biaxial motor; 13, the screw rod; 14, the rotating shaft; 15, the side scraper; 16, the connecting plate; 161, the first cavity; 162, the first Two cavities; 17, the main scraper assembly; 171, the main scraper; 172, the fixed plate; 173, the first spring; 174, the first slider; 18, the fixing piece; 181, the first limit block; 182, The second limit block; 183, the second spring; 184, the third limit block; 185, the third cavity.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-4, the utility model provides a mud scraper for a wastewater sedimentation tank, comprising a bottom plate 1, a vertical plate 6 is fixedly connected to the top of the bottom plate 1, and a horizontal plate 2 is fixedly installed on the inner side of the vertical plate 6, A box body 7 is fixedly connected to the top of the vertical plate 6 , a biaxial motor 12 is fixedly installed at the center of the box body 7 , and a pair of output shafts 11 of the biaxial motor 12 is fixedly connected with a first bevel gear 9 . The gear 9 is meshed with the second bevel gear 10, the second bevel gear 10 is fixedly connected to the screw rod 13, the two ends of the screw rod 13 are fixedly connected to the bearing 8, and the bearing 8 connected to the top of the screw rod 13 is connected to the box body 7. The top side of the inner wall is fixedly connected, the bearing 8 connected at the bottom of the screw rod 13 is fixedly connected with the top of the horizontal plate 2, the screw rod 13 is threadedly connected with the screw sleeve 4, the screw sleeve 4 is fixedly connected with the connecting rod 3, and the top of the connecting rod 3 is fixedly connected A uniaxial motor 5 is arranged at the center of the uniaxial motor 5, and the uniaxial motor 5 is fixedly connected with the rotating shaft 14. The other end of the rotating shaft 14 away from the uniaxial motor 5 penetrates through the bottom plate 1 and is fixedly connected with a fixing piece 18. The fixing piece 18 and the connecting plate 16 Removable connection, the main scraper assembly 17 is detachably connected to the connecting plate 16, the side scrapers 15 are threadedly connected to both ends of the connecting plate 16, and the interior of the connecting plate 16 is provided with a first cavity 161 and a second cavity 162 .

When the biaxial motor 12 is working, it drives the output shaft 11 and the second bevel gear 10 to rotate, the first bevel gear 9 and the screw rod 13 rotate synchronously, and the screw sleeve 4 and the connecting rod 3 also follow the rotation, thereby adjusting the connecting plate 16, the main The height of the scraper 171 and the side scraper 15 can be used to clean wastewater sedimentation tanks of different heights. The main scraper 171 is used to scrape the sludge at the bottom of the wastewater sedimentation tank, and the side scraper 15 is used to scrape the side of the wastewater sedimentation tank. The silt on the wall, the removal efficiency is high.

The main scraper assembly 17 includes a main scraper 171, a fixed plate 172 is fixedly connected to the top of the main scraper 171, a cavity is arranged inside the fixed plate 172, and a first spring 173 is arranged inside the cavity. One end is fixedly connected to the fixing plate 172 , the other end of the first spring 173 is fixedly connected to the first sliding block 174 , and the first sliding block 174 is adapted to and slidingly connected to the inner cavity of the fixing plate 172 .

In the natural state, the first spring 173 is in a compressed state, press both sides of the first slider 174 to make the end surfaces on both sides of the first slider 174 flush with the fixing plate 172, insert the fixing plate 172 into the first cavity 161, when When the first sliding block 174 passes through the first cavity 161, it automatically extends to both sides, so that the main scraper assembly 17 and the connecting plate 16 are clamped tightly. The end faces on both sides of the block 174 are flush with the fixing plate 172, and then the fixing plate 172 can be pushed out from the connecting plate 16, which is convenient for installation and disassembly.

The distance between the bottom of the first slider 174 and the top of the main scraper 171 is equal to the height of the connecting plate 16, and the length of the main scraper 171 is greater than the length of the fixing plate 172, so that when the main scraper assembly 17 is installed on the connecting plate 16, The first sliding block 174 and the main scraper 171 are just clamped with the connecting plate 16 and will not loosen.

The fixing plate 172 is disposed coaxially with the main scraper 171 , and when the plurality of main scraper assemblies 17 are installed on the connecting plate 16 , they will not affect each other.

The first slider 174 is symmetrically arranged along the center line of the fixed plate 172 and the main scraper 171 , and the distance between one end of the first slider 174 away from the first spring 173 is smaller than the length of the main scraper 171 . When the 17 is installed on the connecting plate 16, the first sliding blocks 174 of different main scraper assemblies 17 will not be in contact, so that it is convenient for the operator to press the first sliding block 174, and it is convenient to remove the main scraper assembly 17 from the connecting plate 16. .

There are multiple first cavities 161 and main scraper assemblies 17, and the main scraper assemblies 17 can be installed according to actual needs, so as to thoroughly clean the waste water sedimentation tank.

The fixing member 18 includes a third cavity 185 . The third cavity 185 is adapted to one end of the connecting plate 16 . Both sides of the fixing member 18 are slidably connected with a third limiting block 184 . There is a second spring 183 , the third limit block 184 is fixedly connected with the second limit block 182 , one end of the second spring 183 is fixedly connected with the second limit block 182 , and the second limit block 182 is away from the second limit block 183 . One end is fixedly connected with the first limiting block 181 , and the first limiting block 181 is adapted to the second cavity 162 .

In a natural state, the second spring 183 is in a compressed state. When the connecting plate 16 and the fixing member 18 are assembled, the connecting plate 16 is pushed toward the third cavity 185. When the end of the connecting plate 16 contacts the first limiting block 181, it can Squeeze the first limit block 181 to both sides, the first limit block 181 drives the second limit block 182 and the third limit block 184 to move to both sides, the second spring 183 continues to be compressed, and continues to push the connecting plate 16 The first limiting block 181 is just caught in the second cavity 162, so that the connecting plate 16 and the fixing member 18 are clamped tightly. When the connecting plate 16 and the fixing member 18 are removed, the third limiting block 184 is moved to both sides. Since the connecting plate 16 can be removed from the third cavity 185, the connecting plate 16 and the fixing member 18 can be easily installed and disassembled.

The cross section of the first limiting block 181 is wedge-shaped, which helps the operator to push the connecting plate 16 to squeeze the first limiting block 181 to move to both sides.

The third limiting block 184 is in a "T" shape, which is convenient for the operator to move the third limiting block 184 .

The distance C between the first limit blocks 181 is not less than the width B of the end of the connecting plate 16 close to the fixing member 18, so that the end of the connecting plate 16 can be inserted between the first limit blocks 181, when the connecting plate 16 is pushed continuously The first limiting block 181 can be pressed to move to both sides.

Use process: first assemble the main scraper assembly 17, the side scraper 15 and the connecting plate 16, assemble the connecting plate 16 and the rotating shaft 14 through the fixing member 18, after the assembly is completed, place the bottom plate 1 above the waste water sedimentation tank, start The double-axis motor 12 adjusts the distance between the main scraper 171 and the side scraper 15 from the bottom of the wastewater sedimentation tank according to the height of the wastewater sedimentation tank, starts the single-axis motor 5, and drives the connecting plate 16, the main scraper 171 and the side through the rotating shaft 14. The scraper 15 rotates, the main scraper 171 can remove the sludge at the bottom of the wastewater sedimentation tank, and the side scraper 15 can clean the sludge on the side wall of the wastewater sedimentation tank, and the removal efficiency is high. After cleaning, the main scraper assembly 17 and the side scraper 15 Disassemble from the connecting plate 16, disassemble the connecting plate 16 from the rotating shaft 14 for cleaning, reassemble the main scraper assembly 17, the side scraper 15 and the connecting plate 16 after cleaning, and pass the connecting plate 16 and the rotating shaft 14 through The fixing member 18 is assembled, which is convenient for subsequent use.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and substitutions may be made in these embodiments without departing from the principles and spirit of the present invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A mud scraper for a waste water sedimentation tank, comprising a bottom plate (1), characterized in that: a vertical plate (6) is fixedly connected to the top of the bottom plate (1), and the inner side of the vertical plate (6) is fixedly connected with a vertical plate (6). A horizontal plate (2) is fixedly installed, a box body (7) is fixedly connected to the top of the vertical plate (6), and a biaxial motor (12) is fixedly installed at the center of the box body (7). A first bevel gear (9) is fixedly mounted on a pair of output shafts (11) of the shaft motor (12), and the first bevel gear (9) is meshed and connected with the second bevel gear (10). The second bevel gear (10) is fixedly mounted on the screw rod (13), the two ends of the screw rod (13) are fixedly connected to the bearing (8), and the top of the screw rod (13) is connected to the bearing (8) It is fixedly connected with the top side of the inner wall of the box body (7), the bearing (8) connected at the bottom of the screw rod (13) is fixedly connected with the top of the horizontal plate (2), and the screw rod (13) is threadedly connected with a screw sleeve (4), a connecting rod (3) is fixedly connected to the screw sleeve (4), a uniaxial motor (5) is arranged at the center of the top of the connecting rod (3), and the uniaxial motor (5) is connected to The rotating shaft (14) is fixedly connected, the other end of the rotating shaft (14) away from the single-axis motor (5) penetrates the bottom plate (1) and is fixedly connected with a fixing piece (18), the fixing piece (18) and the connecting plate (16) Removable connection, a main scraper assembly (17) is detachably connected to the connecting plate (16), and side scrapers (15) are threadedly connected to both ends of the connecting plate (16). The interior of the plate (16) is provided with a first cavity (161) and a second cavity (162). 2. A sludge scraper for a wastewater sedimentation tank according to claim 1, wherein the main scraper assembly (17) comprises a main scraper (171), and the main scraper (171) A fixed plate (172) is fixedly connected to the top of the fixed plate (172), the interior of the fixed plate (172) is provided with a cavity, and the interior of the cavity is provided with a first spring (173), one end of the first spring (173) is fixedly connected with the fixing plate (172), and the other end of the first spring (173) is fixedly connected with the first sliding block (174), and the first sliding block (174) is connected with the inner cavity of the fixing plate (172) Fit and slide connection. 3. A sludge scraper for a wastewater sedimentation tank according to claim 2, wherein the distance between the bottom of the first slider (174) and the top of the main scraper (171) is equal to The height of the connecting plate (16) and the length of the main scraper (171) are greater than the length of the fixing plate (172). 4. A sludge scraper for a wastewater sedimentation tank according to claim 2, characterized in that: the fixing plate (172) and the main scraper (171) are arranged coaxially. 5. The sludge scraper for a wastewater sedimentation tank according to claim 2, wherein the first slider (174) is connected to the main scraper (171) along the fixed plate (172) and the main scraper (171). ) are symmetrically arranged on the center line, and the distance between one end of the first slider (174) away from the first spring (173) is smaller than the length of the main scraper (171). 6. A sludge scraper for a wastewater sedimentation tank according to claim 1, characterized in that: the first cavity (161) and the main scraper assembly (17) are provided in multiples. 7. A sludge scraper for a wastewater sedimentation tank according to claim 1, characterized in that: the fixing member (18) comprises a third cavity (185), and the third cavity (185) Fitting with one end of the connecting plate (16), a third limiting block (184) is slidably connected to both sides of the fixing member (18), and the third limiting block (184) is pierced with a A second spring (183), the third limit block (184) is fixedly connected to the second limit block (182), and one end of the second spring (183) is fixedly connected to the second limit block (182) , the end of the second limit block (182) away from the second spring (183) is fixedly connected with the first limit block (181), and the first limit block (181) is connected to the second space Cavity (162) is adapted. 8. A sludge scraper for a wastewater sedimentation tank according to claim 7, wherein the cross section of the first limiting block (181) is wedge-shaped. 9 . The sludge scraper used in a wastewater sedimentation tank according to claim 7 , wherein the third limiting block ( 184 ) is in a “T” shape. 10 . 10. A mud scraper for a wastewater sedimentation tank according to claim 7, characterized in that: the distance C between the first limit blocks (181) is not less than the distance C between the connecting plates (16) close to The width B of the end of the fixing piece (18).

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