Rock stratum crushing hydraulic device

Abstract

The utility model provides a rock stratum crushing hydraulic device, which relates to the technical field of crushing hydraulic devices and comprises a body, a drill rod movably connected to the bottom of the body, supporting plates fixedly mounted on two sides of the outside of the body, and electric telescopic rods fixedly mounted on the tops of the two supporting plates. The telescopic ends of the two electric telescopic rods penetrate through the two supporting plates correspondingly and are fixedly provided with U-shaped plates. When the drill rod is used, a worker moves the drill rod to the position beside a rock stratum needing to be hit, then the electric telescopic rod is started, the telescopic end of the electric telescopic rod stretches and pushes the U-shaped plate to move, the U-shaped plate drives the connecting sleeve and the protective sleeve to move, when the bottom plate makes contact with the rock stratum, the first spring is compressed, and the bottom plate moves towards the interior of the storage groove; and when all the bottom plates make contact with the rock stratum, protection can be completed at the moment, the gaps between the protection sleeve and the rock stratum can be filled with the multiple bottom plates, and the situation that pedestrians are injured by splashed gravel is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing hydraulic devices, in particular to a rock stratum crushing hydraulic device. Background Art

[0002] Rock breaking hydraulic device is a kind of equipment used in mining, tunnel engineering and underground engineering, which is used for breaking and demolishing rock. This kind of equipment usually includes hydraulic system, striking device, control system and other components.

[0003] In the prior art, the main internal function of some crushing hydraulic devices is to provide pressure to the drill rod through hydraulic pressure to perform reciprocating striking. When the drill rod strikes the rock formation, a lot of stones will be splashed everywhere due to the impact force. The splashed fragments can easily cause harm to pedestrians and vehicles. Some devices are equipped with protective covers on the outer walls, but the outer walls of some rock formations that need to be struck are uneven. Therefore, some traditional protective covers have gaps, so that some broken stones may fly out from the gaps, and the protection is not comprehensive. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art that the flying fragments produced by the drilling rod hitting the rock formation are very likely to cause harm to pedestrians and vehicles, and the traditional partial protective sleeves are not fully protected, and proposes a rock formation breaking hydraulic device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a rock breaking hydraulic device, comprising a main body, a drill rod movably connected to the bottom of the main body, support plates are fixedly installed on both sides of the outside of the main body, electric telescopic rods are fixedly installed on the top of the two support plates, the telescopic ends of the two electric telescopic rods respectively penetrate the two support plates and are fixedly installed with U-shaped plates, a connecting sleeve is provided at the bottom of the U-shaped plate, a protective sleeve is fixedly installed at the bottom of the connecting sleeve, a storage groove is opened at the bottom of the protective sleeve, a plurality of evenly distributed first springs are fixedly installed on the inner wall of the storage groove, a plurality of the first springs are fixedly installed at the bottom with a fixed seat, a plurality of first limit plates are fixedly installed on the top of the fixed seats, a plurality of the first limit plates are slidably plugged with the inner wall of the storage groove, and a bottom plate is provided at the bottom of the plurality of fixed seats.

[0006] Preferably, a threaded rod is rotatably installed between the two sides inside the U-shaped plate, one end of the threaded rod passes through the U-shaped plate and is fixedly installed with a handle, the outer wall of the threaded rod is threadedly connected to two slides, and connecting blocks are fixedly installed on opposite sides of the two slides.

[0007] Preferably, a limiting rod is fixedly installed between the two sides inside the U-shaped plate, and the limiting rod passes through the two slides and is slidably connected to the two slides.

[0008] Preferably, connecting grooves are provided on both sides of the exterior of the connecting sleeve, and the inner walls of the two connecting grooves are respectively embedded with the outer walls of the two connecting blocks.

[0009] Preferably, a through opening is formed through the top of each of the plurality of fixing seats, a second spring is fixedly installed on the inner wall of the through opening, a pull plate is fixedly installed on one end of the second spring, a second limit plate is fixedly installed on the end of the pull plate close to the second spring, one end of the second limit plate is slidably connected to the inner wall of the through opening, and a clamping block is fixedly installed on the outer wall of the pull plate.

[0010] Preferably, two slide grooves are symmetrically provided on the top of the plurality of bottom plates, and inner walls of the two slide grooves are provided with clamping grooves, and the inner walls of the clamping grooves are engaged with the outer walls of the clamping blocks.

[0011] Preferably, the threaded rod is provided with two sections of threads with opposite textures, and the threaded rod is respectively connected to the two slides through the two sections of threads with opposite textures.

[0012] Preferably, a fixing plate is fixedly installed on the top of the main body, and fixing holes are penetrated through four corners of the top of the fixing plate.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, when in use, the staff moves the drill rod to the rock formation to be struck, and then starts the electric telescopic rod. The telescopic end of the electric telescopic rod is stretched to push the U-shaped plate to move, and the U-shaped plate drives the connecting sleeve and the protective sleeve to move. When the bottom plate contacts the rock formation, the first spring is compressed, and the bottom plate moves toward the inside of the storage tank. When all the bottom plates are in contact with the rock formation, the protection is completed. Multiple bottom plates can fill the gap between the protective sleeve and the rock formation to prevent splashing gravel from causing harm to pedestrians.

[0015] 2. In the utility model, when replacing the bottom plate, the staff pulls the two pull plates, the card block leaves the card slot, and the second spring is compressed. In this way, the bottom plate can be removed, and the two slide grooves of the new bottom plate are respectively put on the outer walls of the two pull plates, and the pull plates are released. The elastic force of the second spring pushes the card block into the card slot, and the fixation is completed, which is convenient for replacing the bottom plate when it is severely worn. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides an overall stereogram of a rock breaking hydraulic device;

[0017] Figure 2 A cross-sectional view of a protective sleeve of a rock breaking hydraulic device is proposed for the utility model;

[0018] Figure 3A three-dimensional diagram of the internal structure of a U-shaped plate of a rock breaking hydraulic device proposed by the utility model;

[0019] Figure 4 The utility model provides a cross-sectional view of a fixing seat of a rock breaking hydraulic device.

[0020] Legend: 1. Main body; 2. Fixing plate; 3. Fixing hole; 4. Support plate; 5. Electric telescopic rod; 6. U-shaped plate; 7. Connecting sleeve; 8. Protective sleeve; 9. Storage slot; 10. Bottom plate; 11. Drill rod; 12. Connecting slot; 13. Threaded rod; 14. Limit rod; 15. Handle; 16. Slide plate; 17. Connecting block; 18. Fixed seat; 19. First spring; 20. First limit plate; 21. Through-hole; 22. Slide groove; 23. Card slot; 24. Second spring; 25. Pull plate; 26. Second limit plate; 27. Card block. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1, as Figure 1-Figure 4 As shown, the utility model provides a rock breaking hydraulic device, including a main body 1, a drill rod 11 is movably connected to the bottom of the main body 1, support plates 4 are fixedly installed on both sides of the outside of the main body 1, electric telescopic rods 5 are fixedly installed on the tops of the two support plates 4, the telescopic ends of the two electric telescopic rods 5 respectively penetrate the two support plates 4 and are fixedly installed with U-shaped plates 6, a connecting sleeve 7 is provided at the bottom of the U-shaped plate 6, a protective sleeve 8 is fixedly installed at the bottom of the connecting sleeve 7, a storage groove 9 is opened at the bottom of the protective sleeve 8, a plurality of evenly distributed first springs 19 are fixedly installed on the inner wall of the storage groove 9, a plurality of first springs 19 are fixedly installed at the bottoms of the plurality of first springs 19, a first limiting plate 20 is fixedly installed on the tops of the plurality of fixing seats 18, the tops of the plurality of first limiting plates 20 are slidably plugged with the inner wall of the storage groove 9, and a bottom plate 10 is provided at the bottoms of the plurality of fixing seats 18.

[0024] The effect achieved by the entire embodiment 1 is that when in use, the staff moves the drill rod 11 to the rock formation to be struck, and then starts the electric telescopic rod 5. The telescopic end of the electric telescopic rod 5 is stretched to push the U-shaped plate 6 to move, and the U-shaped plate 6 drives the connecting sleeve 7 and the protective sleeve 8 to move. When the bottom plate 10 contacts the rock formation, the first spring 19 is compressed, and the bottom plate 10 moves toward the storage slot 9. When all the bottom plates 10 are in contact with the rock formation, the protection is completed at this time. Multiple bottom plates 10 can fill the gap between the protective sleeve 8 and the rock formation to prevent splashing gravel from causing harm to pedestrians.

[0025] Embodiment 2, as Figure 1-Figure 4 As shown, further, a threaded rod 13 is rotatably installed between the two sides inside the U-shaped plate 6, one end of the threaded rod 13 passes through the U-shaped plate 6 and is fixedly installed with a handle 15, and two slides 16 are threadedly connected to the outer wall of the threaded rod 13, and connecting blocks 17 are fixedly installed on the opposite sides of the two slides 16.

[0026] Furthermore, a limiting rod 14 is fixedly installed between two sides of the U-shaped plate 6 , and the limiting rod 14 passes through the two slide plates 16 and is slidably connected to the two slide plates 16 .

[0027] Furthermore, connection grooves 12 are provided on both sides of the exterior of the connection sleeve 7 , and the inner walls of the two connection grooves 12 are respectively engaged with the outer walls of the two connection blocks 17 .

[0028] Furthermore, a through hole 21 is formed through the top of each of the multiple fixing seats 18, a second spring 24 is fixedly installed on the inner wall of the through hole 21, a pull plate 25 is fixedly installed on one end of the second spring 24, a second limit plate 26 is fixedly installed on one end of the pull plate 25 close to the second spring 24, one end of the second limit plate 26 is slidably connected to the inner wall of the through hole 21, and a clamping block 27 is fixedly installed on the outer wall of the pull plate 25.

[0029] Furthermore, two slide grooves 22 are symmetrically formed on the top of the plurality of bottom plates 10 , and inner walls of the two slide grooves 22 are formed with clamping grooves 23 , and the inner walls of the clamping grooves 23 are engaged with the outer walls of the clamping blocks 27 .

[0030] Furthermore, the threaded rod 13 is provided with two sections of threads with opposite textures, and the threaded rod 13 is connected to the two slide plates 16 respectively through the two sections of threads with opposite textures.

[0031] Furthermore, a fixing plate 2 is fixedly installed on the top of the main body 1, and fixing holes 3 are formed through the four corners of the top of the fixing plate 2 to facilitate the fixing of the main body 1 to a machine body such as an excavator.

[0032] The effect achieved by the entire embodiment 2 is that when replacing the base plate 10, the staff pulls the two pull plates 25, the block 27 leaves the slot 23, and the second spring 24 is compressed, so that the base plate 10 can be removed, and the two slide grooves 22 of the new base plate 10 are respectively sleeved on the outer walls of the two pull plates 25, and the pull plates 25 are released. The elastic force of the second spring 24 pushes the block 27 into the slot 23, and the fixation is completed, which facilitates the replacement of the base plate 10 when it is severely worn.

[0033] Working principle: When in use, the staff moves the drill rod 11 to the rock formation to be struck, and then starts the electric telescopic rod 5. The telescopic end of the electric telescopic rod 5 stretches to push the U-shaped plate 6 to move, and the U-shaped plate 6 drives the connecting sleeve 7 and the protective sleeve 8 to move. When the bottom plate 10 contacts the rock formation, the first spring 19 is compressed, and the bottom plate 10 moves toward the storage slot 9. When all the bottom plates 10 are in contact with the rock formation, the protection is completed. Multiple bottom plates 10 can fill the gap between the protective sleeve 8 and the rock formation to prevent splashing gravel from causing harm to pedestrians. During replacement, the staff rotates the handle 15 and the threaded rod 13, so that the two slides 16 move away from each other along the limit rod 14 and the connecting block 17 leaves the connecting groove 12, so that the connecting sleeve 7 and the protective sleeve 8 can be removed for maintenance and replacement. When replacing the base plate 10, the staff pulls the two pull plates 25, the block 27 leaves the slot 23, and the second spring 24 is compressed, so that the base plate 10 can be removed, and the two slide grooves 22 of the new base plate 10 are respectively put on the outer walls of the two pull plates 25, and the pull plates 25 are released. The elastic force of the second spring 24 pushes the block 27 into the slot 23, so that the fixation is completed, which is convenient for replacing the base plate 10 when it is severely worn.

[0034] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A rock breaking hydraulic device, comprising a body (1), Features: The bottom of the body (1) is movably connected with a drill rod (11), support plates (4) are fixedly installed on both sides of the outside of the body (1), and electric telescopic rods (5) are fixedly installed on the tops of the two support plates (4). The telescopic ends of the two electric telescopic rods (5) respectively penetrate the two support plates (4) and are fixedly installed with U-shaped plates (6). A connecting sleeve (7) is provided at the bottom of the U-shaped plate (6), and a protective sleeve (8) is fixedly installed at the bottom of the connecting sleeve (7). A storage groove (9) is provided at the bottom of the protective sleeve (8). A plurality of evenly distributed first springs (19) are fixedly installed on the inner wall of the storage groove (9), and a fixing seat (18) is fixedly installed at the bottom of the plurality of first springs (19). A first limiting plate (20) is fixedly installed on the top of the plurality of fixing seats (18). The tops of the plurality of first limiting plates (20) are slidably plugged with the inner wall of the storage groove (9), and a bottom plate (10) is provided at the bottom of the plurality of fixing seats (18).

2. A rock breaking hydraulic device according to claim 1, Features: A threaded rod (13) is rotatably mounted between the two sides of the U-shaped plate (6); one end of the threaded rod (13) passes through the U-shaped plate (6) and is fixedly mounted with a handle (15); the outer wall of the threaded rod (13) is threadedly connected to two slide plates (16); and connecting blocks (17) are fixedly mounted on opposite sides of the two slide plates (16).

3. A rock breaking hydraulic device according to claim 1, Features: A limiting rod (14) is fixedly installed between two sides of the interior of the U-shaped plate (6), and the limiting rod (14) passes through the two slide plates (16) and is slidably connected to the two slide plates (16).

4. A rock breaking hydraulic device according to claim 1, Features: The connecting sleeve (7) is provided with connecting grooves (12) on both sides of its exterior, and the inner walls of the two connecting grooves (12) are respectively engaged with the outer walls of the two connecting blocks (17).

5. A rock breaking hydraulic device according to claim 1, Features: A through opening (21) is formed through the top of each of the plurality of fixing seats (18), a second spring (24) is fixedly mounted on the inner wall of the through opening (21), a pull plate (25) is fixedly mounted on one end of the second spring (24), a second limit plate (26) is fixedly mounted on one end of the pull plate (25) close to the second spring (24), one end of the second limit plate (26) is slidably plugged into the inner wall of the through opening (21), and a clamping block (27) is fixedly mounted on the outer wall of the pull plate (25).

6. A rock breaking hydraulic device according to claim 1, Features: Two slide grooves (22) are symmetrically formed on the tops of the plurality of bottom plates (10), and inner walls of the two slide grooves (22) are each provided with a clamping groove (23), wherein the inner walls of the clamping grooves (23) are engaged with the outer walls of the clamping blocks (27).

7. A rock breaking hydraulic device according to claim 2, Features: The threaded rod (13) is provided with two sections of threads with opposite textures, and the threaded rod (13) is respectively connected to the two slide plates (16) via the two sections of threads with opposite textures.

8. A rock breaking hydraulic device according to claim 1, Features: A fixing plate (2) is fixedly mounted on the top of the main body (1), and fixing holes (3) are provided through the four corners of the top of the fixing plate (2).

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