Manual dredging device for box culvert

Abstract

The invention belongs to the technical field of desilting devices, and particularly relates to a manual desilting device for a box culvert, which comprises a desilting shovel, the lower half part of the desilting shovel is of a bucket-shaped structure, the upper half part of the desilting shovel is of a funnel-shaped structure, and a handle is fixedly connected between the near end part of the top end of a first fixing rod and the top of a bottom plate. A bag opening mechanism is arranged at the top of the bottom plate, a woven bag is arranged in the bag opening mechanism, wheels are arranged at the bottom of the bottom plate, the bag opening mechanism and the wheels are arranged on the upper side and the lower side of the bottom plate and close to the dredging shovel, and lighting mechanisms are arranged on the outer sides of the two first fixing rods. A gas monitoring mechanism is arranged on one side of one first fixing rod; the manual dredging device for the box culvert is provided with an illumination structure and a harmful gas detection structure, and labor is saved during dredging. The method is used for solving the problems that desilting conducted through a shovel traditionally is strenuous and not convenient enough, and safety risks cannot be avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of dredging devices, and in particular relates to a manual dredging device for a box culvert. Background Art

[0002] Box culvert dredging is an inevitable task during the operation of municipal water projects. Since the depth of box culverts and the degree of silt accumulation inside the culverts vary, the silt inside the box culverts has always been a problem affecting the drainage function.

[0003] Traditional dredging methods are to first drain the wastewater in the box culvert, and then use simple tools such as shovels to go down into the box culvert to dredge the dredging. Manual dredging with shovels consumes too much manpower and requires multiple people to cooperate in dredging. At the same time, the box culvert is generally dark, and the dredging workers' vision is obstructed, resulting in low dredging efficiency. In addition, the air may contain toxic and harmful gases, and safety accidents may occur if you are not careful.

[0004] The information disclosed in this background technology section is only intended to enhance the understanding of the overall background of the invention and should not be regarded as an acknowledgment or any form of suggestion that the information constitutes the prior art already known to a person skilled in the art. Summary of the invention

[0005] The object of the present invention is to provide a manual silt removal device for a box culvert to solve the problems raised in the background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A manual dredging device for a box culvert comprises a base plate, two first fixing rods arranged at intervals are fixedly connected to one side of the top of the base plate, a turning frame is hingedly connected to the proximal ends of the top ends of the two first fixing rods on the same side, a dredging shovel is fixedly connected to the side of the turning frame away from the base plate, the lower half of the dredging shovel is a bucket-shaped structure, and the upper half of the dredging shovel is a funnel-shaped structure, a handle is fixedly connected between the proximal end of the top end of the first fixing rod and the top of the base plate, a bag-supporting mechanism is provided on the top of the base plate, a woven bag is provided in the bag-supporting mechanism, wheels are provided at the bottom of the base plate, the bag-supporting mechanism and the wheels are respectively provided on the upper and lower sides of the base plate and close to the dredging shovel, lighting mechanisms are provided on the outer sides of the two first fixing rods, and a gas monitoring mechanism is provided on one side of one of the first fixing rods.

[0008] Furthermore, the flip frame includes a vertical pole hinged with the first fixed rod, the dredging shovel is fixedly connected to the two vertical poles, a plurality of reinforcing rods are fixedly connected between the two vertical poles, a cross rod is fixedly connected to the tops of the two vertical poles, an auxiliary rod is fixedly connected to the proximal ends of the tops of the two vertical poles, the auxiliary rod and the dredging shovel are arranged on the same side of the vertical pole, a resistance block is fixedly connected to the side of the proximal end of the bottom end of the vertical pole close to the bottom plate, and a rubber bump is fixedly connected to the side of the resistance block close to the bottom plate.

[0009] Furthermore, the bag-supporting mechanism includes two second fixing rods fixedly connected to the top of the base plate and arranged at intervals, the top of the second fixing rod is fixedly connected to a first fixing plate and a second fixing plate arranged at intervals up and down on the side away from the dredging shovel, the bottom of the first fixing plate is provided with a mounting groove in the vertical direction, a pressure plate is slidably provided in the mounting groove, the top of the pressure plate is rotatably connected to a first threaded rod, the first threaded rod is threadedly connected to the first fixing plate, the top of the first threaded rod is fixedly connected to a first knob, and the top of the second fixing plate is provided with a pressure groove matching the pressure plate in the vertical direction.

[0010] Furthermore, the bottom of the pressing plate and the inner bottom of the pressing groove are both provided with serrated grooves, and the serrated grooves at the bottom of the pressing plate and the serrated grooves at the inner bottom of the pressing groove are arranged in a staggered manner.

[0011] Furthermore, a diagonal support rod is fixedly connected between the bottom of the second fixing plate and the second fixing rod, a support plate is fixedly connected between the two second fixing rods, and a clamping plate is fixedly connected to the side of the support plate away from the dredging shovel, and the clamping plate is L-shaped.

[0012] Furthermore, the woven bag is a woven bag with a built-in locking rope.

[0013] Furthermore, the lighting mechanism includes a mounting plate detachably connected to the first fixing rod by bolts, a through hole extending through one side of the mounting plate in the horizontal direction, a second threaded rod is threadedly connected to the top of the mounting plate, a second knob is fixedly connected to the top of the second threaded rod, and a pressure block located in the through hole is rotatably connected to the bottom end of the second threaded rod, and a flashlight is sandwiched between the pressure block and the through hole.

[0014] Furthermore, a flexible pad is fixedly connected to the bottom of the pressing block and the inner wall of the through hole, and the material of the flexible pad is rubber.

[0015] Furthermore, the gas monitoring mechanism includes a mounting frame fixedly connected to one side of the first fixing rod, and a gas alarm is mounted inside the mounting frame.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] The present invention cooperates with a bottom plate, a turning frame, a dredging shovel, a handle, a bag-supporting mechanism, a woven bag, wheels, a lighting mechanism and a gas monitoring mechanism. During dredging, the bottom plate and the dredging shovel are pushed to move by the cooperation of the handle and the wheels, and the silt is scooped up by the bucket-shaped structure of the lower half of the dredging shovel. Then, the dredging shovel is turned over and tilted by turning over the turning frame, and the silt in the bucket-shaped structure of the dredging shovel enters the funnel-shaped structure, and then is dumped into the installed woven bag through the funnel-shaped structure for collection. By adopting the lever principle, the method of turning over and dumping the silt is more labor-saving than dredging with a traditional shovel. By arranging the lighting mechanism, lighting can be performed in a dark culvert, which is convenient for dredging personnel to perform dredging work. By arranging the gas monitoring mechanism, the content of harmful gases in the culvert can be monitored to avoid poisoning of dredging personnel by harmful gases, thereby improving the safety of dredging work. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0020] Figure 3 for Figure 1 The enlarged view of point B in the middle;

[0021] Figure 4 It is a schematic diagram of the structure of the woven bag of the present invention;

[0022] Figure 5 It is a structural schematic diagram of the turning frame of the present invention;

[0023] Figure 6 It is a structural schematic diagram of the card board of the present invention;

[0024] Figure 7 for Figure 6 Enlarged view of point C in the middle.

[0025] Description of main reference numerals:

[0026] 1. Bottom plate; 2. First fixed rod; 3. Flip frame; 301. Vertical rod; 302. Reinforcement rod; 303. Cross rod; 304. Auxiliary rod; 305. Resistance block; 306. Rubber bump; 4. Dredging shovel; 5. Handle; 6. Bag support mechanism; 601. Second fixed rod; 602. First fixed plate; 603. Second fixed plate; 604. Mounting groove; 605. Pressing plate; 606. First threaded rod; 607. First knob; 608. Pressing groove; 7. Woven bag; 8. Wheel; 9. Illuminating mechanism; 901. Mounting plate; 902. Through hole; 903. Second threaded rod; 904. Second knob; 905. Pressing block; 906. Flashlight; 10. Gas monitoring mechanism; 1001. Mounting frame; 1002. Gas alarm; 11. Diagonal support rod; 12. Support plate; 13. Card plate; 14. Flexible pad. DETAILED DESCRIPTION

[0027] The following is a clear and complete description of the technical solution of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Example

[0029] See attached Figure 1-7The utility model discloses a manual dredging device for box culvert, comprising a bottom plate 1, wherein one side of the top of the bottom plate 1 is fixedly connected with two first fixing rods 2 arranged at intervals, and a turning frame 3 is hingedly connected to the top proximal ends of the two first fixing rods 2 on the same side, and the turning frame 3 is provided for turning over the dredging shovel 4, and the dredging shovel 4 is more labor-saving than the traditional shovel through the lever principle; a dredging shovel 4 is fixedly connected to the side of the turning frame 3 away from the bottom plate 1, and the lower half of the dredging shovel 4 is a bucket-shaped structure, and the upper half of the dredging shovel 4 is a funnel-shaped structure. When cleaning the dredging shovel 4, the dredging shovel 4 is shoveled up by the bucket-shaped structure of the lower half of the dredging shovel 4, and then the dredging shovel 4 is turned over by turning over the turning frame 3, and the dredging shovel 4 in the bucket-shaped structure of the dredging shovel 4 will enter the funnel-shaped structure, and then the dredging shovel 4 will be turned over by the turning frame 3, and the dredging shovel 4 in the bucket-shaped structure ... The silt is poured into the installed woven bag 7 through the funnel-shaped structure for collection; a handle 5 is fixedly connected between the top proximal end of the first fixed rod 2 and the top of the bottom plate 1, and the handle 5 is provided to facilitate the movement of the device. A bag-supporting mechanism 6 is provided on the top of the bottom plate 1, and the bag-supporting mechanism 6 is provided to facilitate the opening of the woven bag 7 without the cooperation of others. The woven bag 7 is provided in the bag-supporting mechanism 6 for collecting silt; wheels 8 are provided at the bottom of the bottom plate 1, and the wheels 8 are provided to facilitate the pushing of the device for dredging; the bag-supporting mechanism 6 and the wheels 8 are respectively provided on the upper and lower sides of the bottom plate 1 and close to the dredging shovel 4, and lighting mechanisms 9 are provided on the outside of the two first fixed rods 2 for lighting in the dark culvert, so as to facilitate the dredging work of the dredging personnel. A gas monitoring mechanism 10 is provided on one side of one of the first fixed rods 2, which is used to monitor the harmful gas content in the culvert to prevent the dredging personnel from being poisoned by harmful gases, thereby improving the safety of the dredging work.

[0030] In this embodiment, the flip frame 3 includes a vertical rod 301 hinged with the first fixed rod 2, the dredging shovel 4 is fixedly connected to the two vertical rods 301, and a plurality of reinforcing rods 302 are fixedly connected between the two vertical rods 301. The reinforcement rods 302 are provided to make the structure of the flip frame 3 more stable and firm. A cross bar 303 is fixedly connected to the top of the two vertical rods 301, and an auxiliary rod 304 is fixedly connected to the top proximal end of the two vertical rods 301. The auxiliary rod 304 can play an auxiliary downward pressing role when the flip frame 3 is flipped, so that the upper end of the flip frame 3 is pressed downward to increase the inclination angle of the dredging shovel 4. The auxiliary rod 304 and the dredging shovel 4 are arranged on the same side of the vertical rod 301, and the bottom proximal end of the vertical rod 301 is fixedly connected with a resistance block 305 close to the bottom plate 1. The resistance block 305 can be supported when the bottom plate 1 is pushed, thereby providing a support point, which is convenient for applying force to the bottom end of the dredging shovel 4 when shoveling silt. The resistance block 305 is fixedly connected with a rubber protrusion 306 on the side close to the bottom plate 1. The rubber protrusion 306 can play a role of vibration reduction and buffering when the dredging shovel 4 is put down after dumping the silt, so as to avoid direct collision between the resistance block 305 and the bottom plate 1.

[0031] In this embodiment, the bag-supporting mechanism 6 includes two second fixing rods 601 fixedly connected to the top of the base plate 1 and arranged at intervals. The side of the top of the second fixing rod 601 away from the dredging shovel 4 is fixedly connected with a first fixing plate 602 and a second fixing plate 603 arranged at an interval up and down. The bottom of the first fixing plate 602 is provided with a mounting groove 604 in the vertical direction, and a pressure plate 605 is slidably arranged in the mounting groove 604. The top of the pressure plate 605 is rotatably connected with a first threaded rod 606, and the first threaded rod 606 is threadedly connected to the first fixing plate 602. The top of the first threaded rod 606 is fixedly connected with a first knob 607, and the top of the second fixing plate 603 is provided with a pressure groove 608 matched with the pressure plate 605 in the vertical direction. When installing the woven bag 7, the open end of the woven bag 7 is facing upwards and stretched to both sides, and then the edges of the stretched woven bag 7 on both sides are respectively placed between the first fixing plate 602 and the second fixing plate 603 on both sides, and then the first knob 607 is turned clockwise to drive the first threaded rod 606 to rotate, thereby driving the pressing plate 605 to move downward, and then the opening end edge of the woven bag 7 is clamped and fixed through the cooperation of the pressing plate 605 and the pressing groove 608, and the sludge can be collected subsequently. When the woven bag 7 is full and needs to be replaced, the first knob 607 is turned counterclockwise to drive the first threaded rod 606 to rotate, and then the pressing plate 605 is driven to move upward to release the clamping fixation of the opening end edge of the woven bag 7, so that the full woven bag 7 can be removed and then replaced with a new woven bag 7.

[0032] In this embodiment, the bottom of the pressing plate 605 and the inner bottom of the pressing groove 608 are both provided with serrated grooves, and the serrated grooves at the bottom of the pressing plate 605 and the serrated grooves at the inner bottom of the pressing groove 608 are arranged alternately. The serrated grooves at the bottom of the pressing plate 605 and the inner bottom of the pressing groove 608 are arranged to facilitate the pressing plate 605 and the pressing groove 608 to clamp the woven bag 7 more firmly.

[0033] In this embodiment, a diagonal brace rod 11 is fixedly connected between the bottom of the second fixing plate 603 and the second fixing rod 601. The diagonal brace rod 11 is provided to fix and strengthen the second fixing rod 601. A support plate 12 is fixedly connected between the two second fixing rods 601. The support plate 12 can fix and strengthen the two second fixing rods 601 so that they form a main body. A clamping plate 13 is fixedly connected to the side of the support plate 12 away from the dredging shovel 4. The clamping plate 13 is L-shaped. The clamping plate 13 can be used to store woven bags 7 to facilitate dredging. When storing woven bags 7, first roll up several woven bags 7 separately, and then pass the rolled woven bags 7 through the opening of the clamping plate 13, and clamp them between the clamping plate 13 and the support plate 12 in sequence for storage, so as to facilitate subsequent direct removal and use. It should be additionally explained here that, refer to Figure 6The right end of the card plate 13 is fixed on the support plate 12, and the remaining part of the card plate 13 is parallel to the support plate 12 and a gap is left between the support plate 12, so that the rolled woven bag 7 can be clamped between the card plate 13 and the support plate 12 in sequence.

[0034] In this embodiment, the woven bag 7 is a woven bag with a built-in lock rope 7. After the silt is filled, only one pull of the lock rope is required to tie and lock the woven bag 7, and there is no need for the dredging personnel to tie the bag with a rope, thereby improving the convenience of use and the efficiency of dredging.

[0035] In this embodiment, the lighting mechanism 9 includes a mounting plate 901 detachably connected to the first fixing rod 2 by bolts, a through hole 902 is penetrated through one side of the mounting plate 901 in the horizontal direction, a second threaded rod 903 is threadedly connected to the top of the mounting plate 901, a second knob 904 is fixedly connected to the top of the second threaded rod 903, a pressing block 905 located in the through hole 902 is rotatably connected to the bottom end of the second threaded rod 903, and a flashlight 906 is sandwiched between the pressing block 905 and the through hole 902. When installing the flashlight 906, the flashlight 906 is inserted into the through hole 902, and then the second knob 904 is rotated clockwise to drive the second threaded rod 903 to rotate, thereby driving the pressing block 905 to move downward, and the flashlight 906 is pressed and fixed. The detachable setting of the flashlight 906 facilitates its removal for charging.

[0036] In this embodiment, the bottom of the pressing block 905 and the inner wall of the through hole 902 are fixedly connected with a flexible pad 14, and the material of the flexible pad 14 is a rubber material. The flexible pad 14 can protect the flashlight 906, and prevent the pressing block 905 from damaging the outer wall of the flashlight 906 when pressing the flashlight 906. At the same time, the flexible pad 14 can make the pressing block 905 clamp the flashlight 906 more stably, and prevent the flashlight 906 from falling during the dredging process.

[0037] In this embodiment, the gas monitoring mechanism 10 includes a mounting frame 1001 fixedly connected to one side of the first fixing rod 2, and a gas alarm 1002 is mounted in the mounting frame 1001. The gas alarm 1002 is mounted in the mounting frame 1001, which is convenient for disassembly and assembly of the gas alarm 1002. The gas alarm 1002 can simultaneously detect and display the concentration values ​​of hydrogen sulfide H2S, carbon monoxide CO, methane (marsh gas) CH4 and oxygen O2 in the box culvert, and sound, light and vibration alarms are triggered when the concentration values ​​exceed the limit, so as to remind the dredging workers to evacuate in time to avoid personnel safety accidents.

[0038] When in use, first install the woven bag 7. When installing the woven bag 7, the open end of the woven bag 7 is facing upwards and stretched to both sides. Then, the edges of the two sides of the stretched woven bag 7 are respectively placed between the first fixing plate 602 and the second fixing plate 603 on both sides. Then, by turning the first knob 607 clockwise, the first threaded rod 606 is driven to rotate, thereby driving the pressing plate 605 to move downward. Then, the opening end edge of the woven bag 7 is clamped and fixed by the cooperation of the pressing plate 605 and the pressing groove 608. After the installation and fixation of the woven bag 7 is completed, the bottom plate 1 and the dredging shovel 4 are pushed to move and the silt is cleaned by the cooperation of the handle 5 and the wheel 8. When cleaning the silt, The silt is scooped up by the bucket-shaped structure at the lower part of the dredging shovel 4, and then the dredging shovel 4 is turned over by turning over the turning frame 3, and the silt in the bucket-shaped structure of the dredging shovel 4 will enter the funnel-shaped structure, and then be poured into the installed woven bag 7 through the funnel-shaped structure for collection. When the woven bag 7 is full and needs to be replaced, the first knob 607 is rotated counterclockwise to drive the first threaded rod 606 to rotate, thereby driving the pressure plate 605 to move upward, thereby releasing the clamping fixation on the edge of the open end of the woven bag 7, so that the full woven bag 7 can be removed, and then replaced with a new woven bag 7, and the woven bag 7 filled with silt can be tied with its own locking rope.

[0039] The foregoing description of specific exemplary embodiments of the present invention is for the purpose of illustration and demonstration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is clear that many changes and variations can be made based on the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can realize and utilize various different exemplary embodiments of the present invention and various different selections and changes. The scope of the present invention is intended to be limited by the claims and their equivalents.

Claims

1. A manual dredging device for a box culvert, characterized in that: The utility model comprises a bottom plate (1), characterized in that two first fixing rods (2) arranged at intervals are fixedly connected to one side of the top of the bottom plate (1), a turning frame (3) is hingedly connected to the top proximal ends of the two first fixing rods (2) on the same side, a dredging shovel (4) is fixedly connected to the side of the turning frame (3) away from the bottom plate (1), the lower half of the dredging shovel (4) is a bucket-shaped structure, the upper half of the dredging shovel (4) is a funnel-shaped structure, the top proximal ends of the first fixing rods (2) are connected to the bottom plate (1), and the turning frame (3) is fixedly connected to the side of the turning frame (3) away from the bottom plate (1). A handle (5) is fixedly connected between the tops; a bag-supporting mechanism (6) is arranged at the top of the base plate (1); a woven bag (7) is arranged inside the bag-supporting mechanism (6); wheels (8) are arranged at the bottom of the base plate (1); the bag-supporting mechanism (6) and the wheels (8) are respectively arranged at the upper and lower sides of the base plate (1) and close to the dredging shovel (4); lighting mechanisms (9) are arranged on the outer sides of the two first fixing rods (2); and a gas monitoring mechanism (10) is arranged on one side of one of the first fixing rods (2).

2. The manual dredging device for box culvert according to claim 1, characterized in that: The flip frame (3) comprises a vertical rod (301) hinged to the first fixed rod (2); the dredging shovel (4) is fixedly connected to the two vertical rods (301); a plurality of reinforcing rods (302) are fixedly connected between the two vertical rods (301); a cross rod (303) is fixedly connected to the tops of the two vertical rods (301); an auxiliary rod (304) is fixedly connected to the proximal ends of the tops of the two vertical rods (301); the auxiliary rod (304) and the dredging shovel (4) are arranged on the same side of the vertical rod (301); a resistance block (305) is fixedly connected to the side of the proximal end of the bottom end of the vertical rod (301) close to the bottom plate (1); and a rubber protrusion (306) is fixedly connected to the side of the resistance block (305) close to the bottom plate (1).

3. The manual dredging device for box culvert according to claim 1, characterized in that: The bag-supporting mechanism (6) comprises two second fixing rods (601) fixedly connected to the top of the bottom plate (1) and arranged at intervals; a first fixing plate (602) and a second fixing plate (603) arranged at intervals up and down are fixedly connected to the side of the top of the second fixing rod (601) away from the dredging shovel (4); a mounting groove (604) is provided at the bottom of the first fixing plate (602) in the vertical direction; a pressing plate (605) is slidably provided in the mounting groove (604); a first threaded rod (606) is rotatably connected to the top of the pressing plate (605); the first threaded rod (606) is threadedly connected to the first fixing plate (602); a first knob (607) is fixedly connected to the top of the first threaded rod (606); and a pressing groove (608) adapted to the pressing plate (605) is provided at the top of the second fixing plate (603) in the vertical direction.

4. The manual dredging device for box culvert according to claim 3, characterized in that: The bottom of the pressing plate (605) and the inner bottom of the pressing groove (608) are both provided with serrated grooves, and the serrated grooves at the bottom of the pressing plate (605) and the serrated grooves at the inner bottom of the pressing groove (608) are arranged in a staggered manner.

5. The manual dredging device for box culvert according to claim 3, characterized in that: A diagonal support rod (11) is fixedly connected between the bottom of the second fixing plate (603) and the second fixing rod (601), a support plate (12) is fixedly connected between the two second fixing rods (601), and a clamping plate (13) is fixedly connected to the side of the support plate (12) away from the dredging shovel (4), and the clamping plate (13) is L-shaped.

6. The manual dredging device for box culvert according to claim 1, characterized in that: The woven bag (7) is a woven bag (7) with a built-in locking rope.

7. The manual dredging device for box culvert according to claim 1, characterized in that: The lighting mechanism (9) comprises a mounting plate (901) detachably connected to a first fixing rod (2) by means of bolts, a through hole (902) passing through one side of the mounting plate (901) in a horizontal direction, a second threaded rod (903) being threadedly connected to the top of the mounting plate (901), a second knob (904) being fixedly connected to the top of the second threaded rod (903), a pressing block (905) being rotatably connected to the bottom end of the second threaded rod (903) being located in the through hole (902), and a flashlight (906) being sandwiched between the pressing block (905) and the through hole (902).

8. The manual dredging device for box culvert according to claim 7, characterized in that: The bottom of the pressing block (905) and the inner wall of the through hole (902) are both fixedly connected with a flexible pad (14), and the material of the flexible pad (14) is rubber.

9. The manual dredging device for box culvert according to claim 1, characterized in that: The gas monitoring mechanism (10) comprises a mounting frame (1001) fixedly connected to one side of the first fixing rod (2), and a gas alarm (1002) is mounted inside the mounting frame (1001).

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