Maintenance device for highway bridge maintenance

Abstract

The utility model discloses a maintenance device for highway bridge maintenance, which comprises a frame and a screen frame, a stock bin is embedded on the frame, two sides of the stock bin are respectively and fixedly connected with a support frame, the bottom surfaces of the support frames are fixedly connected with the frame, two ends of the top surface of the stock bin are respectively provided with a mounting groove, and two ends of the inner bottom surface of each mounting groove are respectively and fixedly connected with a positioning rod. And a plurality of positioning holes are formed in the top surface of the screen frame. Through the arrangement of the mounting groove, the positioning rod, the screen frame, the positioning hole, the handle, the cover plate, the notch, the first fixing lug plate, the second fixing lug plate, the clamping rod, the clamping groove, the fastening bolt and the like, broken stones injected into the stock bin can be screened through the screen frame, and the broken stones meeting the spreading size pass through the screen frame and are discharged through a discharging opening in the bottom of the stock bin to be spread and laid; the quality of the scattered and laid broken stones is improved, the smoothness of the scattered and laid broken stones is improved, the screen frame is convenient to disassemble, and the broken stones which are screened out from the screen frame and do not accord with the size can be conveniently cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of highway bridges, in particular to a maintenance device for highway bridge repairs. Background Art

[0002] After a certain period of time, a highway bridge will have certain defects. In order to ensure the smooth operation of transportation without any impact, it is necessary to carry out corresponding maintenance and repair after a certain period of time to ensure the safety of the highway bridge, prevent defects and ensure smooth passage. The maintenance of highway bridges is the maintenance and upkeep of highway bridges. The maintenance focuses on the whole process of maintenance from the completion of the bridge to the opening to traffic. The maintenance focuses on repairing the damaged parts. Gravel spreading is an important part of the highway bridge maintenance project.

[0003] In this regard, the Chinese utility model patent with authorization announcement number CN220352578U discloses a gravel spreader for oilfield road construction, including a frame, a silo is arranged in the middle position of the frame, positioning columns are arranged around the silo, a motor is arranged on one side of the frame, a rotor shaft of the motor is connected to a first gear through an interference key, a support frame is arranged on one side of the lower end face of the frame, guide rails are arranged on both sides of the support frame, a support plate is arranged for sliding inside the guide rail, a rack is arranged on one side of the support plate, a protective shell is arranged on one side of the lower end face of the frame, a roller is arranged for rotation inside the protective shell, a support bar is arranged on one side of the lower end face of the frame, and a roller is arranged for rotation inside the support bar; the pushing device continues to move forward, and the stone follows the movement of the vehicle body and is sprinkled onto the road surface and compacted by the roller; the position of the discharge port is adjusted manually, and the baffle needs to be adjusted back and forth. In addition, under the weight of the gravel itself, it takes a lot of effort to move the baffle plate horizontally, which is easy to cause inconvenience whenever the workload increases.

[0004] The gravel spreader of the highway bridge maintenance device injects gravel into a silo when in use. The gravel injected into the silo is of different sizes. When spreading and paving, the different sizes of the gravel are likely to affect the flatness of the paving.

[0005] For this reason, we propose a maintenance device for highway bridge maintenance to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a maintenance device for highway bridge repair to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a maintenance device for highway bridge repair, comprising a frame and a screen frame, a silo is embedded on the frame, two sides of the silo are respectively fixed to support frames, the bottom surface of the support frame is fixed to the frame, two ends of the top surface of the silo are respectively provided with mounting grooves, two ends of the bottom surface in the mounting groove are respectively fixed to positioning rods, a plurality of positioning holes are provided on the top surface of the sieve frame, the positioning holes are slidably connected to the positioning rods, the mounting groove contacts the sieve frame, two ends of the top surface of the sieve frame are respectively fixed to handles, the top surface of the silo contacts the cover plate, two ends of the bottom surface of the cover plate are respectively provided with notches, and the handles are located in the notches;

[0008] Fixed ear plates 1 are respectively fixedly connected to both sides of the top of the silo, a slot is provided on the top surface of the fixed ear plate 1, fixed ear plates 2 are respectively fixedly connected to both sides of the cover plate, a clamping rod is fixedly connected to the bottom surface of the fixed ear plate 2, the clamping rod is clamped in the slot, and the fixed ear plates 1 and 2 are connected by fastening bolts.

[0009] Preferably, the top surface of the cover plate is fixedly connected to and communicates with the injection port, and one side of the frame is fixedly connected to a push handle.

[0010] Preferably, the bottom surface of the frame is fixedly connected to a support plate, a cylinder is fixedly mounted on one side of the support plate, an output end of the cylinder piston rod is fixedly connected to one end of a connecting rod, and the other end of the connecting rod is fixedly connected to a baffle.

[0011] Preferably, the bottom surface of the frame is fixedly connected to a fixing block, a limiting sliding groove is provided on the bottom surface of the fixing block, the top surface of the baffle is fixedly connected to a limiting sliding block, and the limiting sliding block is slidably connected to the limiting sliding groove.

[0012] Preferably, two ends of the bottom surface of the frame are respectively fixedly connected to fixing plates, a rotating shaft is fixedly connected between the sides of the two fixing plates close to each other, and an outer side wall of the rotating shaft is rotatably connected to the roller.

[0013] Preferably, rollers are fixedly mounted on both ends of the bottom surface of the frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides an installation groove, a positioning rod, a screen frame, a positioning hole, a handle, a cover plate, a notch, a first fixing ear plate, a second fixing ear plate, a clamping rod, a clamping groove, a fastening bolt, etc., so that the crushed stones injected into the silo can be screened through the screen frame, and the crushed stones that meet the size of paving materials are discharged through the screen frame through a discharge port at the bottom of the silo for paving, thereby improving the quality of the crushed stones for paving and improving the flatness of the crushed stones for paving. The screen frame is easy to disassemble, so it is convenient to clean up the crushed stones that do not meet the size screened out from the screen frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure of the structure at center A;

[0019] Figure 4 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0020] Figure 5 It is a schematic diagram of the split structure of the utility model.

[0021] In the figure: 1. frame; 2. silo; 21. mounting groove; 3. support frame; 4. push handle; 5. fixing plate; 6. rotating shaft; 7. drum; 8. roller; 9. supporting plate; 10. cylinder; 101. connecting rod; 11. baffle plate; 111. limiting slide block; 12. fixing block; 121. limiting slide groove; 13. positioning rod; 14. fixing ear plate 1; 141. clamping groove; 15. screen frame; 151. positioning hole; 16. handle; 17. cover plate; 171. notch; 18. injection port; 19. fixing ear plate 2; 191. clamping rod; 20. fastening bolt. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example 1

[0023] See also Figure 1-5 , which is the first embodiment of the utility model. The utility model provides a technical solution: a maintenance device for highway bridge repair, including a frame 1 and a screen frame 15. A silo 2 is embedded on the frame 1. Both sides of the silo 2 are fixedly connected to support frames 3. The vertical cross-section of the support frame 3 is an inverted L-shape. The bottom surface of the support frame 3 is fixedly connected to the frame 1. Mounting grooves 21 are respectively provided at both ends of the top surface of the silo 2. Positioning rods 13 are respectively fixedly connected at both ends of the bottom surface in the mounting groove 21. A plurality of positioning holes 151 are provided on the top surface of the screen frame 15. The positioning holes 151 are slidably connected to the positioning rods 13, which is convenient for positioning the screen frame 15 when it is installed. The mounting groove 21 contacts the screen frame 15. Handles 16 are respectively fixedly connected to both ends of the top surface of the screen frame 15, which is convenient for placing and taking the screen frame 15. The top surface of the silo 2 contacts the cover plate 17. Notches 171 are respectively provided at both ends of the bottom surface of the cover plate 17. The handles 16 are located in the notches 171.

[0024] Fixed ear plates 14 are fixedly connected to both sides of the top of the silo 2, and a slot 141 is provided on the top surface of the fixed ear plate 14. Fixed ear plates 19 are fixedly connected to both sides of the cover plate 17, and a clamping rod 191 is fixedly connected to the bottom surface of the fixed ear plate 19. The clamping rod 191 is clamped in the slot 141, which is convenient for positioning the cover plate 17 when installing it, and the installation is convenient. The fixed ear plate 14 and the fixed ear plate 19 are connected by fastening bolts 20, which is convenient for disassembly of the cover plate 17. Example 2

[0025] See also Figure 1-5 , which is the second embodiment of the utility model, is based on the previous embodiment, the top surface of the cover plate 17 is fixedly connected to and communicates with the injection port 18, and the push handle 4 is fixedly connected to one side of the frame 1.

[0026] The vertical cross-section of the frame 1 is L-shaped. The bottom surface of the frame 1 is fixedly connected to a support plate 9. A cylinder 10 is fixedly installed on one side of the support plate 9. The output end of the piston rod of the cylinder 10 is fixedly connected to one end of a connecting rod 101, and the other end of the connecting rod 101 is fixedly connected to a baffle 11.

[0027] The bottom surface of the frame 1 is fixedly connected to a fixed block 12, and a limiting slide groove 121 is provided on the bottom surface of the fixed block 12. The top surface of the baffle 11 is fixedly connected to a limiting slider 111, and the limiting slider 111 is slidably connected to the limiting slide groove 121. The vertical cross-section of the limiting slider 111 is T-shaped, which improves the stability of the movement of the baffle 11. The baffle 11 is slidably connected to the fixed block 12 and the bottom surface of the silo 2.

[0028] The two ends of the bottom surface of the frame 1 are fixedly connected to fixed plates 5 respectively, and the rotating shaft 6 is fixedly connected between the sides of the two fixed plates 5 close to each other. The outer wall of the rotating shaft 6 is rotatably connected to the roller 7. The vehicle body is moved by manpower, and the roller 7 compacts the gravel scattered from the discharge port.

[0029] Rollers 8 are fixedly mounted at both ends of the bottom surface of the frame 1 to facilitate the movement of the device. Example 3

[0030] See also Figure 1-5, which is the third embodiment of the utility model. This embodiment is based on the above two embodiments. When the utility model is actually used, crushed stones are poured into the silo 2 through the filling port 18. The poured crushed stones can be screened by the arranged screen frame 15. The crushed stones that meet the size of paving and spreading can pass through the screen frame 15, thereby improving the quality of the crushed stones for paving and the flatness of the crushed stones for paving and spreading. The push handle 4 is pushed to drive the vehicle body to move to the paving section. The cylinder 10 is connected to an external power supply. By starting the cylinder 10, the baffle 11 is driven to move to the right, and the discharge port at the bottom of the silo 2 can be discharged. The pushing device continues to move forward, and the stone follows the movement of the vehicle body and is sprinkled onto the road surface and compacted by the roller 7. With the end of discharging, the start cylinder 10 drives the baffle 11 to move to the left, so that the baffle 11 blocks the discharge port of the silo 2, and the discharge port is covered and stops discharging. When it is necessary to disassemble the screen frame 15 to clean up the gravel that does not meet the size screened out, unscrew the fastening bolts 20, take out the cover plate 17, and take out the screen frame 15 through the handle 16 for cleaning, so as to facilitate the cleaning of the gravel that does not meet the size screened out in the screen frame 15.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A maintenance device for highway bridge maintenance, comprising a frame (1) and a screen frame (15), characterized in that: The silo (2) is embedded on the frame (1), the two sides of the silo (2) are respectively fixedly connected to the support frame (3), the bottom surface of the support frame (3) is fixedly connected to the frame (1), the top surface of the silo (2) is provided with mounting grooves (21) at both ends, the bottom surfaces of the mounting grooves (21) are respectively fixedly connected to positioning rods (13), the top surface of the screen frame (15) is provided with a plurality of positioning holes (151), the positioning holes (151) are slidably connected to the positioning rods (13), the mounting grooves (21) are in contact with the screen frame (15), the top surfaces of the screen frame (15) are respectively fixedly connected to handles (16), the top surface of the silo (2) is in contact with the cover plate (17), the bottom surfaces of the cover plate (17) are respectively provided with notches (171), and the handles (16) are located in the notches (171); The top of the silo (2) is respectively fixedly connected to a fixed ear plate 1 (14) on both sides, and a slot (141) is provided on the top surface of the fixed ear plate 1 (14). The cover plate (17) is respectively fixedly connected to a fixed ear plate 2 (19) on both sides, and a clamping rod (191) is fixedly connected to the bottom surface of the fixed ear plate 2 (19). The clamping rod (191) is clamped in the slot (141). The fixed ear plate 1 (14) and the fixed ear plate 2 (19) are connected by fastening bolts (20).

2. A maintenance device for highway bridge repair according to claim 1, characterized in that: The top surface of the cover plate (17) is fixedly connected to and communicates with the injection port (18), and one side of the vehicle frame (1) is fixedly connected to the push handle (4).

3. A maintenance device for highway bridge repair according to claim 2, characterized in that: The bottom surface of the vehicle frame (1) is fixedly connected to a support plate (9), a cylinder (10) is fixedly mounted on one side of the support plate (9), an output end of a piston rod of the cylinder (10) is fixedly connected to one end of a connecting rod (101), and the other end of the connecting rod (101) is fixedly connected to a baffle (11).

4. A maintenance device for highway bridge repair according to claim 3, characterized in that: The bottom surface of the vehicle frame (1) is fixedly connected to a fixing block (12), a limiting sliding groove (121) is provided on the bottom surface of the fixing block (12), the top surface of the baffle plate (11) is fixedly connected to a limiting sliding block (111), and the limiting sliding block (111) is slidably connected to the limiting sliding groove (121).

5. A maintenance device for highway bridge repair according to claim 4, characterized in that: The two ends of the bottom surface of the vehicle frame (1) are respectively fixedly connected to fixed plates (5), a rotating shaft (6) is fixedly connected between the two sides of the fixed plates (5) that are close to each other, and the outer side wall of the rotating shaft (6) is rotatably connected to a roller (7).

6. A maintenance device for highway bridge repair according to claim 5, characterized in that: Rollers (8) are fixedly mounted on both ends of the bottom surface of the vehicle frame (1).

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