Flat plate type backflow sludge grillage machine

Abstract

The utility model belongs to the technical field of flat plate type backflow sludge grillage machines, and particularly relates to a flat plate type backflow sludge grillage machine which comprises a U-shaped plate, sliding grooves are symmetrically formed in the U-shaped plate, telescopic rods are installed in the sliding grooves in a sliding mode, first springs are fixedly installed at one ends of the telescopic rods and located in the sliding grooves, and grooves are formed in the other ends of the telescopic rods. Hydraulic cylinders are symmetrically and fixedly installed on the top of the U-shaped plate, supports are fixedly installed at the output ends of the hydraulic cylinders, a fixing plate is arranged between the two supports, fixing columns are fixedly installed on the two sides of the fixing plate and located in the two supports correspondingly, a protective shell is fixedly installed on the top of the fixing plate, and a discharging hopper is fixedly installed on one side of the fixing plate; when the whole device is used, aquatic plants wound on the pollution discharge teeth can be cut off, operation of the pollution discharge teeth is prevented from being affected, it is ensured that the depth of the fixing plate entering water can be adjusted, and the device can be used when a drainage ditch is deep or shallow according to the site condition and is convenient and fast to use.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of flat plate type backflow sludge grating machine, especially relates to a flat plate type backflow sludge grating machine. BACKGROUND

[0002] The grating machine can intercept larger suspended matter and floating matter in sewage, such as branches, leaves, waterweeds, plastics and garbage, to prevent these sundries from affecting water quality and water flow.

[0003] For example, the Chinese patent with publication number CN210286784U discloses a rotary grating machine, which comprises a grating machine body, an installation frame fixedly connected to one end of the grating machine body, an installation hole formed in the installation frame away from the grating machine body, a collection drawer slidingly connected to the installation hole, and a scraping mechanism arranged on the inner walls of the installation frame on both sides for scraping the garbage off the grating machine body. The garbage is lifted to the collection drawer by the grating machine body for collection, and the garbage is scraped off the grating machine body by the scraping mechanism, which facilitates the collection of the garbage lifted out of the grating machine body and the scraping of the garbage off the grating machine body.

[0004] The above patent has the following problems:

[0005] The device has some shortcomings when used to clean the roadside drainage ditch, such as the following: some waterweeds will float in the drainage ditch when the device is used to clean the roadside drainage ditch, and some broken waterweeds will enter the grating machine body when the grating machine body in the device is working. When the waterweeds are scraped off the grating machine body by the scraping thorn, some waterweeds will be entangled on the scraping thorn, which will affect the normal use of the scraping thorn. In addition, the device cannot adjust the depth of the grating machine body in the water, and it is not convenient to use because the device cannot be adjusted according to the needs of some deep drainage ditches and some shallow drainage ditches. In view of this, the utility model provides a flat plate type backflow sludge grating machine. Utility model content

[0006] The utility model aims at providing a flat plate type backflow sludge grating machine to solve the problems in the background art.

[0007] Therefore, the utility model provides a flat plate type backflow sludge grating machine, which comprises:

[0008] The utility model discloses a U-shaped plate, the symmetrical sliding slot is seted up in the U-shaped plate, the telescopic rod is slidably installed in the sliding slot, the spring no.

[0009] The utility model discloses a U-shaped plate, the symmetrical sliding slot is seted up in the U-shaped plate, the telescopic rod is slidably installed in the sliding slot, the spring no.

[0010] The utility model discloses a U-shaped plate, the symmetrical sliding slot is seted up in the U-shaped plate, the telescopic rod is slidably installed in the sliding slot, the spring no.

[0011] In the technical scheme, the both sides of some roadside ditch are cement ground at present, when using, the staff places the whole device on the ditch needing cleaning, makes the device be located the upper side of the ditch, makes the both sides of the U-shaped plate be located the ground on the both sides of the ditch respectively, at this moment, the ditch will be located the lower side of the U-shaped plate, then, the U-shaped plate is fixed on the ground through the auxiliary tool and the expansion bolt, then, the staff can start two hydraulic cylinders, makes two hydraulic cylinders work simultaneously, then, two hydraulic cylinders will drive two supports to displace downward respectively, then, two supports will drive two fixed columns to displace downward respectively, then, two fixed columns will drive the fixed plate to displace downward, when the fixed plate displaces downward, two sliding blocks will slide in two convex grooves respectively and displace upward, then, the slow upward displacement of sliding block will extrude the telescopic rod to displace to the direction of the U-shaped plate, at this moment, the telescopic rod will displace in the sliding slot, then, the spring no.

[0012] Subsequently, through the driving assembly is set, the driving assembly drives the conveyor belt transmission, then, the conveyor belt on several rows of sewage tooth will be moved, the direction of the water flow is toward the conveyor belt flow, the sewage tooth in the water in the process of displacement will be hooked up and driven by the water grass, then, several sewage tooth will be constantly hooked to the conveyor belt on the water grass, then, the conveyor belt will put the water grass through the protective shell into the discharge hopper, if there is water grass winding on the sewage tooth, when the sewage tooth displacement to the discharge hopper will pass through the cleaning tooth, at this time, the cleaning tooth will cut off the water grass winding on the sewage tooth, so that the cut off water grass falls in the discharge hopper and is collected, under the action of two cleaning tooth, ensure that the water grass on the several sewage tooth is cleaned, avoid the water grass into the water again, prevent the water grass affect the work of sewage tooth.

[0013] In the above technical solution, further, the driving assembly comprises:

[0014] The protective shell is fixedly installed on one side of the fixed plate, and the motor is fixedly installed in the protective shell.

[0015] In the technical solution, the operator starts the motor, and the output shaft of the motor drives one of the transmission rollers to rotate, then, the transmission roller drives the conveyor belt to rotate, and the conveyor belt drives the other transmission roller to rotate, at this time, the several sewage teeth on the conveyor belt will move, ensuring that the conveyor belt can be driven to rotate.

[0016] In the above technical solution, further, the two transmission rollers are in transmission connection with the conveyor belt, and the output shaft of the motor is in rotary connection with the fixed plate.

[0017] In the technical solution, the two transmission rollers can drive the conveyor belt to rotate, and the motor can operate normally.

[0018] In the above technical solution, further, the teeth on the sewage tooth and the teeth on the cleaning tooth are staggered, one end of the teeth on the cleaning tooth is in "V" shape structure, and the distance between one end of the cleaning tooth and the conveyor belt is 0.3-0.5cm.

[0019] In the technical solution, the cleaning tooth will not touch the conveyor belt, and the sewage tooth can pass through the cleaning tooth, and the water grass winding on the sewage tooth can be cut off under the action of the cleaning tooth.

[0020] Further, the sliding block is inserted into the groove, the fixed column is fixed to the support through bolts, the discharge hopper is located at the bottom of the protective shell, and the fixed plate, the protective shell and the discharge hopper are integrally formed.

[0021] In the technical solution, the sliding block can be inserted into the groove, the fixed column can be fixed to the support through bolts, the fixed column can be released from the support through bolts, the water plants can enter the discharge hopper through the protective shell, the water plants are prevented from falling out of the external environment, and the structure between the fixed plate, the protective shell and the discharge hopper is stable.

[0022] In the technical solution, further, the technical solution further comprises:

[0023] Two cavities are arranged in the two telescopic rods, respectively, the cavity is located on one side of the groove, the limit block is slidably arranged in the cavity, one end of the limit block penetrates one side of the cavity and extends into the sliding block, the other end of the limit block and located in the cavity is fixedly installed with spring two, and the upper end of the limit block penetrates the top of the cavity and extends to the outside.

[0024] In the technical solution, when disassembling, the two limit blocks are actuated to displace the limit blocks away from the groove, at this time, the spring two is extruded and will shrink until the limit block completely enters the cavity, at this time, the sliding block is released from the fixing of the groove, at this time, the fixed plate, the protective shell and the discharge hopper can be disassembled, and the occupied space can be reduced when placed or transported.

[0025] In the technical solution, further, one end of the spring two away from the limit block is tightly welded to the inner wall of the cavity, and one end of the limit block is inserted into the sliding block.

[0026] In the technical solution, the structure of the spring two is stable, and one end of the sliding block can be inserted into the limit block.

[0027] In the technical solution, further, one end of the spring one away from the telescopic rod is tightly welded to the inner wall of the sliding groove, the fixed plate is in an inclined structure, and the discharge hopper is in an inclined structure.

[0028] In the technical solution, the structure of the spring one is stable, the plurality of pollution teeth on the conveying belt in the fixed plate can continuously hook the water plants to the conveying belt, and the water plants can be discharged from the discharge hopper and collected.

[0029] The beneficial effects of the utility model are:

[0030] 1. The flat plate backflow sludge grille machine, through the cooperation between the discharge hopper, the cleaning tooth and the protective shell, ensures that the water grass cannot fall to the outside, and can cut off the water grass wound on the pollution tooth, avoids affecting the operation of the pollution tooth, and prevents the water grass from entering the drainage ditch again.

[0031] 2. The flat plate backflow sludge grille machine, through the cooperation between the U-shaped plate, the sliding groove, the spring one, the telescopic rod, the support, the hydraulic cylinder, the fixed column, the sliding block and the convex groove, can ensure that the fixed plate can adjust the depth of water, according to the situation on the spot, when the drainage ditch is deep or shallow, can be used, so that the several pollution teeth on the conveying belt can clean the water grass in the drainage ditch, which is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 It is the overall structure schematic diagram of the utility model;

[0033] Figure 2 It is the utility model Figure 1 The enlarged structure schematic diagram of A place in the utility model;

[0034] Figure 3 It is the internal structure schematic diagram of U-shaped plate in the utility model;

[0035] Figure 4 It is the utility model Figure 3 The enlarged structure schematic diagram of C place in the utility model;

[0036] Figure 5 It is the structure schematic diagram of discharge hopper and protective shell in the utility model;

[0037] Figure 6 It is the utility model Figure 5 The enlarged structure schematic diagram of B place in the utility model;

[0038] Figure 7 It is the area structure schematic diagram of fixed plate in the utility model;

[0039] Figure 8 It is the internal structure schematic diagram of conveying belt in the utility model;

[0040] Figure 9 It is the structure schematic diagram of sliding block in the utility model;

[0041] Figure 10 It is the structure schematic diagram of protective shell in the utility model.

[0042] The marks in the drawing are:

[0043] 1, U-shaped plate; 2, telescopic rod; 3, hydraulic cylinder; 4, support; 5, fixed column; 6, discharge hopper; 7, protective shell; 8, protective shell; 9, pollution tooth; 10, conveyor belt; 11, sliding block; 12, fixed plate; 13, cleaning tooth; 14, sliding groove; 15, spring one; 16, limit block; 17, cavity; 18, spring two; 19, groove; 20, convex groove; 21, motor; 22, transmission roller. DETAILED DESCRIPTION

[0044] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0045] In the description of the present application, it should be noted that the terms used herein are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the sizes of the various parts shown in the drawings are not drawn in accordance with the actual proportional relationship. The technology, methods and devices known to those skilled in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0046] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application are used to distinguish similar objects, and are not intended to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than that illustrated or described herein, and the objects distinguished by "first", "second" and the like are generally a class, and do not limit the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the front and rear associated objects are in an "or" relationship.

[0047] It should be noted that in the description of the present application, the terms of orientation such as "front, back, up, down, left, right", "transverse, vertical, perpendicular, horizontal" and "top, bottom" and the like indicated orientation or position relationship are generally based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, without making the opposite statement, these orientation terms do not indicate and imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer of the contour of each component itself.

[0048] It should be noted that in the present application, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or device. Without more limitation, the element defined by the sentence "including a" does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method can be performed in an order different from the described order, and various steps can also be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples. Embodiment 1

[0049] Please refer to Figure 1 - Figure 10 As shown in the drawings, the present embodiment provides a flat plate type backflow sludge grating machine, which comprises:

[0050] A U-shaped plate 1, a sliding groove 14 is symmetrically provided in the U-shaped plate 1, a telescopic rod 2 is slidingly installed in the sliding groove 14, a spring 15 is fixedly installed at one end of the telescopic rod 2 and located in the sliding groove 14, a recess 19 is provided at the other end of the telescopic rod 2, a hydraulic cylinder 3 is fixedly installed at the top of the U-shaped plate 1, and a support 4 is fixedly installed at the output end of the hydraulic cylinder 3, a fixed plate 12 is provided between the two supports 4, a fixed column 5 is fixedly installed at both sides of the fixed plate 12 and respectively located in the two supports 4, a protective shell 8 is fixedly installed at the top of the fixed plate 12, a discharge hopper 6 is fixedly installed on one side of the fixed plate 12, and two cleaning teeth 13 are fixedly installed in the discharge hopper 6;

[0051] The conveying belt 10 is arranged in the fixed plate 12, a plurality of pollution teeth 9 are fixedly arranged on the conveying belt 10, the two sides of the fixed plate 12 are provided with convex grooves 20, and the sliding blocks 11 are slidably arranged in the convex grooves 20 and located in the grooves 19.

[0052] The driving assembly is arranged on one side of the fixed plate 12 and is used for driving the conveying belt 10.

[0053] In the present embodiment, the two sides of the roadside ditch are both cement ground, and in use, the staff places the whole device on the ditch to be cleaned, so that the device is located directly above the ditch, and the two sides of the U-shaped plate 1 are located on the ground on the two sides of the ditch. At this time, the ditch is located directly below the U-shaped plate 1. Then, the U-shaped plate 1 is fixed to the ground by the auxiliary tool and the expansion bolts. Then, the staff can start the two hydraulic cylinders 3, so that the two hydraulic cylinders 3 work simultaneously. Then, the two hydraulic cylinders 3 drive the two supports 4 to move downward, and then the two supports 4 drive the two fixed columns 5 to move downward, and then the two fixed columns 5 drive the fixed plate 12 to move downward. When the fixed plate 12 moves downward, the two sliding blocks 11 slide in the two convex grooves 20 and move upward. Then, the slow upward movement of the sliding blocks 11 will extrude the telescopic rod 2 to move in the direction of the U-shaped plate 1. At this time, the telescopic rod 2 will move in the sliding groove 14. Then, the spring 15 will be extruded and contracted. According to the depth of the ditch, the fixed plate 12 is moved downward to the appropriate position. At this time, the lower end of the conveying belt 10 is located in the water.

[0054] Then, the driving assembly is arranged to drive the conveying belt 10 to move. Then, the plurality of pollution teeth 9 on the conveying belt 10 will move. The direction of the water flow is toward the conveying belt 10. The pollution teeth 9 in the water will hook the waterweeds in the water and drive them to move. Then, the plurality of pollution teeth 9 will continuously hook the waterweeds to the conveying belt 10. Then, the conveying belt 10 will drive the waterweeds to enter the discharge hopper 6 through the protective shell 8. If the waterweeds are wrapped around the pollution teeth 9, when the pollution teeth 9 move to the discharge hopper 6, they will pass through the cleaning teeth 13. At this time, the cleaning teeth 13 will cut the waterweeds wrapped around the pollution teeth 9, so that the cut waterweeds fall into the discharge hopper 6 for discharge and collection. Under the action of the two cleaning teeth 13, it is ensured that the waterweeds on the plurality of pollution teeth 9 can be cleaned, so as to avoid the waterweeds from entering the water again and affecting the work of the pollution teeth 9. Embodiment 2

[0055] The present embodiment provides a flat plate type backflow sludge grating machine. In addition to the technical solutions of the above-mentioned embodiments, the driving assembly comprises:

[0056] A protective shell 7 is fixedly installed on one side of the fixed plate 12, a motor 21 is fixedly installed in the protective shell 7, two transmission rollers 22 are rotatably installed in the fixed plate 12 and located in the conveying belt 10, and the output shaft of the motor 21 penetrates through one side of the fixed plate 12 and is coaxially connected with one of the transmission rollers 22.

[0057] Wherein, the staff starts the motor 21, the output shaft of the motor 21 drives one of the transmission rollers 22 to rotate, and then one of the transmission rollers 22 drives the conveying belt 10 to drive the other transmission roller 22 to rotate, at this time, the several decontamination teeth 9 on the conveying belt 10 will move, ensuring that the conveying belt 10 can be driven to drive. Embodiment 3

[0058] The embodiment provides a flat plate type backflow sludge grating machine, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, two transmission rollers 22 are drivingly connected with the conveying belt 10, and the output shaft of the motor 21 is rotatably connected with the fixed plate 12.

[0059] Wherein, it is ensured that the two transmission rollers 22 can drive the conveying belt 10 to drive; and it is ensured that the motor 21 can normally operate. Embodiment 4

[0060] The embodiment provides a flat plate type backflow sludge grating machine, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, the teeth on the decontamination tooth 9 and the teeth on the cleaning tooth 13 are staggered, one end of the teeth on the cleaning tooth 13 is in a V-shaped structure, and the distance from one end of the cleaning tooth 13 to the conveying belt 10 is 0.3cm-0.5cm.

[0061] Wherein, it is ensured that the cleaning tooth 13 will not touch the conveying belt 10, and it is ensured that the decontamination tooth 9 can pass through the cleaning tooth 13, and under the action of the cleaning tooth 13, the water grass wound on the decontamination tooth 9 can be cut off. Embodiment 5

[0062] The embodiment provides a flat plate type backflow sludge grating machine, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features, the sliding block 11 is inserted and matched with the groove 19, the fixed column 5 is fixedly connected with the support 4 through bolts, the discharge hopper 6 is located at the bottom of the protective shell 8, and the fixed plate 12, the protective shell 8 and the discharge hopper 6 are in an integral molding structure.

[0063] Wherein, ensure that the sliding block 11 can be inserted into the groove 19; ensure that the fixed column 5 can be fixed with the support 4 by bolts, at the same time, the fixed column 5 can be fixed with the support 4 by bolts; ensure that the water grass can enter the discharge hopper 6 through the protective shell 8, prevent the water grass from falling out of the outside; ensure the structural stability between the fixed plate 12 and the protective shell 8 and the discharge hopper 6. Example 6

[0064] The embodiment provides a flat plate type backflow sludge grating machine, in addition to comprising the technical scheme of the above embodiment, further has the following technical features, further comprising:

[0065] Two cavities 17, two cavities 17 are respectively arranged in two telescopic rods 2, cavity 17 is located at one side of groove 19, limit block 16 is slidably installed in cavity 17, one end of limit block 16 penetrates one side of cavity 17 and extends into sliding block 11, the other end of limit block 16 and located in cavity 17 is fixedly installed with spring two 18, the upper end of limit block 16 penetrates the top of cavity 17 and extends to the outside.

[0066] Wherein, when disassembling, the staff drives two limit blocks 16, so that the limit block 16 is displaced away from the groove 19, at this time, the spring two 18 is extruded and will shrink, until the limit block 16 completely enters the cavity 17, at this time, the sliding block 11 will be fixed with the groove 19, at this time, the fixed plate 12 can be disassembled together with the protective shell 8 and the discharge hopper 6, which can reduce the occupied space when placing or transporting. Example 7

[0067] The embodiment provides a flat plate type backflow sludge grating machine, in addition to comprising the technical scheme of the above embodiment, further has the following technical features, the other end of spring two 18 away from limit block 16 is tightly welded with the inner wall of cavity 17, one end of limit block 16 is inserted and matched with sliding block 11.

[0068] Wherein, ensure the structural stability of spring two 18; ensure that one end of sliding block 11 can be inserted into limit block 16. Example 8

[0069] The embodiment provides a flat plate type backflow sludge grating machine, in addition to comprising the technical scheme of the above embodiment, further has the following technical features, the other end of spring one 15 away from telescopic rod 2 is tightly welded with the inner wall of sliding groove 14, the fixed plate 12 is inclined structure, the discharge hopper 6 is inclined structure.

[0070] Wherein, ensure the structural stability of spring one 15; ensure that the several rows of pollution teeth 9 on the conveying belt 10 in the fixed plate 12 will continuously hook the water grass to the conveying belt 10; ensure that the water grass can be discharged from the discharge hopper 6 and collected.

[0071] It is worth noting that the two hydraulic cylinders 3 are electrically connected, ensuring that the two hydraulic cylinders 3 can be started simultaneously and work simultaneously.

[0072] Working principle: Now some roadside ditches are both sides of the cement ground, in use, the staff will the overall device placed in the need to clean the ditch, so that the device is located directly above the ditch, so that the two sides of the U-shaped plate 1 are located on the ground on both sides of the ditch, at this time, the ditch will be located directly below the U-shaped plate 1, then, through the auxiliary tool and the expansion bolt, the U-shaped plate 1 is fixed on the ground, then, the staff can start the two hydraulic cylinders 3, so that the two hydraulic cylinders 3 work simultaneously, then, the two hydraulic cylinders 3 will drive the two supports 4 to move downward, then, the two supports 4 will drive the two fixed columns 5 to move downward, then, the two fixed columns 5 will drive the fixed plate 12 to move downward, when the fixed plate 12 moves downward, the two sliding blocks 11 will slide in the two convex grooves 20 respectively and move upward, then, the slow upward displacement of the sliding block 11 will extrude the extension rod 2 to move in the direction of the U-shaped plate 1, at this time, the extension rod 2 will move in the sliding groove 14, then, the spring 15 will be extruded and will shrink, according to the depth of the ditch, the fixed plate 12 moves downward to the appropriate position, at this time, the lower end of the conveyor belt 10 will be located in the water;

[0073] Then, the staff starts the motor 21, so that the output shaft of the motor 21 drives one of the transmission rollers 22 to rotate, then, one of the transmission rollers 22 will drive the conveyor belt 10 to drive, and the other transmission roller 22 will rotate, at this time, the several pollution teeth 9 on the conveyor belt 10 will move, the direction of the water flow is toward the conveyor belt 10, the pollution teeth 9 in the water will hook the water grass in the water and drive it to move, then, the several pollution teeth 9 will continuously hook the water grass onto the conveyor belt 10, then, the conveyor belt 10 will put the water grass into the discharge hopper 6 through the protective shell 8, if the water grass is wrapped around the pollution teeth 9, when the pollution teeth 9 move to the discharge hopper 6, they will pass through the cleaning teeth 13, at this time, the cleaning teeth 13 will cut off the water grass wrapped around the pollution teeth 9, so that the cut-off water grass falls into the discharge hopper 6 for discharge and collection, under the action of the two cleaning teeth 13, it is ensured that the water grass on the several pollution teeth 9 can be cleaned, avoiding the water grass from entering the water again, preventing the water grass from affecting the work of the pollution teeth 9;

[0074] When disassembling, the worker turns the bolt on the two fixed columns 5 through the auxiliary tool, so that the bolt releases the fixation between the fixed column 5 and the support 4, then the worker pushes the two limiting blocks 16, so that the limiting blocks 16 are displaced away from the recess 19, at this time, the spring two 18 is extruded and will shrink until the limiting block 16 is completely in the cavity 17, at this time, the sliding block 11 will release the fixation with the recess 19, at this time, the fixed plate 12 together with the protective shell 8 and the discharge hopper 6 can be disassembled, which can reduce the occupied space when placing or transporting.

[0075] The embodiments of the present application are described above in combination with the drawings, the embodiments and the features in the embodiments in the present application can be combined with each other without conflict, the present application is not limited to the above specific embodiments, the above specific embodiments are only illustrative but not restrictive, the ordinary skilled in the art can make many forms under the inspiration of the present application without departing from the scope of the present application and the protection scope of the claims.

Claims

1. A flat plate type backflow sludge screen, characterized by, Include: U-shaped plate (1), the sliding groove (14) is symmetrically opened in the U-shaped plate (1), the telescopic rod (2) is slidably installed in the sliding groove (14), the spring one (15) is fixedly installed at one end of the telescopic rod (2) and in the sliding groove (14), the recess (19) is formed at the other end of the telescopic rod (2), the hydraulic cylinder (3) is fixedly installed on the top of the U-shaped plate (1), and the output end of the hydraulic cylinder (3) is fixedly installed with the support (4), the fixed plate (12) is arranged between the two supports (4), the fixed column (5) is fixedly installed on the both sides of the fixed plate (12) and in the two supports (4) respectively, the protective shell (8) is fixedly installed on the top of the fixed plate (12), the discharge hopper (6) is fixedly installed on one side of the fixed plate (12), and the two cleaning teeth (13) are fixedly installed in the discharge hopper (6); The conveying belt (10) is arranged in the fixed plate (12), a plurality of blow-off teeth (9) are fixedly installed on the conveying belt (10), the convex grooves (20) are formed on the both sides of the fixed plate (12), and the sliding block (11) is slidably installed in the convex groove (20) and in the recess (19); The driving assembly is located on one side of the fixed plate (12) and is used for driving the transmission of the conveying belt (10).

2. A flat plate type backflow sludge screen according to claim 1, wherein The driving assembly comprises: The protective shell (7) is fixedly installed on one side of the fixed plate (12), the motor (21) is fixedly installed in the protective shell (7), the two transmission rollers (22) are rotatably installed in the fixed plate (12) and in the conveying belt (10), and the output shaft of the motor (21) penetrates one side of the fixed plate (12) and is coaxially connected with one of the transmission rollers (22).

3. A flat plate type backflow sludge screen according to claim 2, wherein The two transmission rollers (22) are in transmission connection with the conveying belt (10), and the output shaft of the motor (21) is in rotation connection with the fixed plate (12).

4. A flat plate type backflow sludge screen according to claim 1, wherein The teeth on the blow-off teeth (9) and the teeth on the cleaning teeth (13) are staggered, one end of the teeth on the cleaning teeth (13) is in a "V" shape structure, and the distance between one end of the cleaning teeth (13) and the conveying belt (10) is 0.3cm-0.5cm.

5. A flat plate regurgitation sludge screen according to claim 4, characterized in that The sliding block (11) is inserted and matched with the recess (19), the fixed column (5) is fixed with the support (4) through bolts, the discharge hopper (6) is located at the bottom of the protective shell (8), and the fixed plate (12), the protective shell (8) and the discharge hopper (6) are in an integral molding structure.

6. A flat plate regurgitation sludge screen according to claim 1, characterized in that, Further include: Two cavities (17) are formed in the two telescopic rods (2) respectively, the cavity (17) is located on one side of the recess (19), the limit block (16) is slidably installed in the cavity (17), one end of the limit block (16) penetrates one side of the cavity (17) and extends into the sliding block (11), the other end of the limit block (16) is fixedly installed with the spring two (18) in the cavity (17), and the upper end of the limit block (16) penetrates the top of the cavity (17) and extends to the outside.

7. A flat plate regurgitation sludge screen according to claim 6, characterized in that The spring two (18) is tightly welded with the inner wall of the cavity (17) at one end away from the limiting block (16), and one end of the limiting block (16) is inserted and matched with the sliding block (11).

8. A flat plate regurgitation sludge screen according to claim 1, characterized in that, The spring one (15) is tightly welded with the inner wall of the sliding groove (14) at one end away from the telescopic rod (2), the fixed plate (12) is in an inclined structure, and the discharge hopper (6) is in an inclined structure.

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