Blast hole positioning device special for tunnel smooth blasting

Abstract

The utility model discloses a special blasthole positioning device for tunnel smooth blasting, which comprises a bottom plate, the upper end face of the bottom plate is fixedly connected with a positioning plate, the upper end face of the positioning plate is fixedly connected with a first positive and negative motor, and the output end of the first positive and negative motor is connected with a rotating shaft. A second connecting column is slidably connected to the side, away from the first forward and reverse motor, of the first connecting column, a lifting groove is formed in the side, away from the first connecting column, of the second connecting column, and a lifting block is slidably connected into the lifting groove. And a second forward and reverse motor is matched for use, so that a screw rod and a lifting block are in threaded connection, and then the lifting block drives an electric telescopic column and a marking gun on a connecting plate to flexibly adjust the use position, so that the smooth surface of the tunnel can be quickly positioned, the working efficiency is improved, and the positioning accuracy of a blast hole is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of blasting positioning devices, in particular to a blasting hole positioning device special for tunnel smooth blasting. Background Art

[0002] The blasting hole positioning device for tunnel smooth blasting is a device specially used for tunnel smooth blasting. The design of this device aims to improve the safety and efficiency of tunnel construction. It can effectively ensure the accurate position of the blasting hole, while improving the positioning efficiency, bringing protection to tunnel construction.

[0003] During the construction of existing tunnels, blasting operations are required. During the blasting process, positioning is required on the smooth surface of the tunnel to facilitate drilling holes and placing explosives. However, the positioning of existing tunnel blasting holes is mostly done manually. Since there are many blasting holes on the smooth surface of the tunnel, manual marking is inefficient and prone to errors. In some places at higher positions, an operating platform needs to be built, which results in slow marking efficiency of the blasting holes, affecting work efficiency, and thus resulting in poor results during actual use. Utility Model Content

[0004] The purpose of the utility model is to provide a blasting hole positioning device specially used for smooth surface blasting of a tunnel. Through the operation of the first forward and reverse motor, the rotating shaft can drive the first connecting column and the second connecting column to rotate. In conjunction with the use of the second forward and reverse motor, the spiral rod and the lifting block are screwed together, and then the lifting block can carry the electric telescopic column and the marking gun on the connecting plate to flexibly adjust the use position, which can realize rapid positioning of the smooth surface of the tunnel, improve work efficiency, and ensure the accuracy of blasting hole positioning.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a blasting hole positioning device specially used for smooth blasting in tunnel, comprising a base plate, the upper end surface of the base plate is fixedly connected to a positioning plate, the upper end surface of the positioning plate is fixedly connected to a first forward and reverse motor, the output end of the first forward and reverse motor is connected to a rotating shaft, the outer wall of the rotating shaft is fixedly connected to a first connecting column, the first connecting column is slidably connected to a second connecting column on a side away from the first forward and reverse motor, the second connecting column is provided with a lifting groove on a side away from the first connecting column, a lifting block is slidably connected in the lifting groove, one side of the lifting block is fixedly connected to a connecting plate, the side of the connecting plate away from the second connecting column is fixedly connected to an electric telescopic rod, the movable end of the electric telescopic rod is fixedly connected to a marking gun, the upper end surface of the second connecting column is fixedly connected to the second forward and reverse motor, the output end of the second forward and reverse motor is connected to a screw rod, the screw rod is rotatably connected to the second connecting column and is screwed to the lifting block.

[0006] The beneficial effects of the utility model are as follows: through the operation of the first forward and reverse motor, the rotating shaft drives the first connecting column to rotate, and the action of the second forward and reverse motor causes the screw rod to be screwed to the lifting block, and then through the movement of the lifting block, the connecting plate and the electric telescopic rod are flexibly adjusted, and the use position of the marking gun can be quickly adjusted, thereby improving the efficiency of blasting hole positioning and improving the accuracy of positioning;

[0007] In order to achieve fast and accurate positioning of blasting holes;

[0008] As a further improvement of the above technical solution: a movable groove is opened on the upper end surface of the first connecting column, an electric telescopic column is fixedly connected to the bottom wall of the movable groove, the movable end of the electric telescopic column is fixedly connected to a connecting block, and the connecting block is fixedly connected to the second connecting column.

[0009] The beneficial effect of this improvement is that by extending the electric telescopic column, the connecting block and the second electric telescopic column can be raised and lowered, which is convenient for extending the operating range of the marking gun, expanding the working area and improving work efficiency;

[0010] In order to achieve a drive adjustment greater than the second connecting column;

[0011] As a further improvement of the above technical solution: two symmetrical guide rods are fixedly connected to the bottom wall of the movable groove, and the two guide rods are distributed on both sides of the electric telescopic column. A guide block is slidably connected between the two guide rods and the electric telescopic column, and the guide block is fixedly connected to the second connecting column.

[0012] The beneficial effect of this improvement is that the use of two guide rods and a guide block can guide the second connecting column, ensuring that the second connecting column is sufficiently stable during the sliding process on the first connecting column without the problem of deviation and shaking;

[0013] In order to guide the second connecting column and ensure the stability of the second connecting column;

[0014] As a further improvement of the above technical solution: the upper end surface of the base plate is fixedly connected to a control cabinet, and the upper end surface of the control cabinet is fixedly connected to a control panel.

[0015] The beneficial effects of this improvement are: through the use of the control cabinet and the control panel, the positioning device can be controlled and adjusted, which is convenient for the staff to operate and improves work efficiency;

[0016] In order to control the positioning device;

[0017] As a further improvement of the above technical solution: a protective shed is provided above the control panel, and support rods are fixedly connected to the four corners of the lower end surface of the protective shed, and the support rods are fixedly connected to the base plate.

[0018] The beneficial effects of this improvement are: by using the protective shed and support rods, a protective structure can be formed to protect the control cabinet and control panel, preventing stones falling from the tunnel from damaging the control cabinet or control panel and affecting the normal use of the control panel;

[0019] In order to protect the control cabinet and control panel;

[0020] As a further improvement of the above technical solution: movable wheels are fixedly connected to the four corners of the lower end surface of the base plate.

[0021] The beneficial effects of this improvement are: by using the movable wheels, the positioning device can be flexibly moved, which is convenient for movement and improves the maneuverability of the positioning device during use;

[0022] In order to achieve flexible movement of the positioning device;

[0023] As a further improvement of the above technical solution: a battery is fixedly connected to the upper end surface of the bottom plate.

[0024] The beneficial effects of this improvement are: by using the battery, power output can be provided for the positioning device, ensuring that the positioning device can operate stably, facilitating the positioning operation of the blast hole;

[0025] In order to provide power output for the positioning device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is an isometric structural diagram provided by the utility model;

[0027] Figure 2 A top view provided for the present utility model;

[0028] Figure 3 The utility model provides Figure 2 A three-dimensional cross-section at AA in the middle;

[0029] Figure 4 The utility model provides Figure 3 Enlarged view of point A in the middle;

[0030] Figure 5 A front view provided for the present utility model;

[0031] Figure 6 The utility model provides Figure 5 Three-dimensional cross-section view at the middle BB.

[0032] In the figure, 1. base plate; 11. positioning plate; 12. first forward and reverse motor; 13. rotating shaft; 14. first connecting column; 15. second connecting column; 16. lifting slot; 17. lifting block; 18. connecting plate; 19. electric telescopic rod; 20. marking gun; 21. second forward and reverse motor; 22. screw rod; 31. movable slot; 32. electric telescopic column; 33. connecting block; 41. guide rod; 42. guide block; 51. control cabinet; 52. control panel; 61. protective shed; 62. support rod; 71. movable wheel; 81. battery. DETAILED DESCRIPTION

[0033] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the scope of protection of the present invention.

[0034] like Figures 1 to 6As shown, a blasting hole positioning device for smooth blasting in a tunnel provided by an embodiment of the present invention includes a base plate 1, an upper end surface of the base plate 1 is fixedly connected to a positioning plate 11, an upper end surface of the positioning plate 11 is fixedly connected to a first forward and reverse motor 12, the positioning plate 11 can fix the first forward and reverse motor 12 to ensure the stable output of the first forward and reverse motor 12, an output end of the first forward and reverse motor 12 is connected to a rotating shaft 13, an outer wall of the rotating shaft 13 is fixedly connected to a first connecting column 14, a side of the first connecting column 14 away from the first forward and reverse motor 12 is slidably connected to a second connecting column 15, under the action of the first forward and reverse motor 12, the rotating shaft 13 drives the first connecting column 14 to rotate, and the second connecting column 15 is flipped by the first connecting column 14, and the second connecting column 1 A lifting slot 16 is provided on the side away from the first connecting column 14, and a lifting block 17 is slidably connected in the lifting slot 16. A connecting plate 18 is fixedly connected to one side of the lifting block 17. An electric telescopic rod 19 is fixedly connected to the side of the connecting plate 18 away from the second connecting column 15. A marking gun 20 is fixedly connected to the movable end of the electric telescopic rod 19. A second forward and reverse motor 21 is fixedly connected to the upper end surface of the second connecting column 15. A screw rod 22 is connected to the output end of the second forward and reverse motor 21. The screw rod 22 is rotatably connected to the second connecting column 15 and is screwed to the lifting block 17. The second forward and reverse motor 21 is used to screw the screw rod 22 to the lifting block 17. The lifting block 17 moves in the lifting slot 16, and the marking gun 20 is flexibly connected. The first connecting column 1 A movable groove 31 is provided on the upper end surface of the movable groove 31. An electric telescopic column 32 is fixedly connected to the bottom wall of the movable groove 31. A connecting block 33 is fixedly connected to the movable end of the electric telescopic column 32. The connecting block 33 is fixedly connected to the second connecting column 15. When the electric telescopic column 32 is extended, the connecting block 33 and the second connecting column 15 can be extended, thereby expanding the working area of ​​the marking gun 20. Two symmetrical guide rods 41 are fixedly connected to the bottom wall of the movable groove 31. The two guide rods 41 are distributed on both sides of the electric telescopic column 32. A guide block 42 is slidably connected between the two guide rods 41 and the electric telescopic column 32. The guide block 42 is fixedly connected to the second connecting column 15. With the use of the two guide rods 41 and the guide block 42, the second connecting column 15 can be guided. , ensuring that the second connecting column 15 is sufficiently stable during the sliding process on the side of the first connecting column 14, and will not tilt or shake. The upper end surface of the bottom plate 1 is fixedly connected to the control cabinet 51, and the upper end surface of the control cabinet 51 is fixedly connected to the control panel 52. The use of the control cabinet 51 and the control panel 52 can control the positioning device, facilitate adjustment and control, and improve the flexibility of the positioning device. A protective shed 61 is provided above the control panel 52, and support rods 62 are fixedly connected to the four corners of the lower end surface of the protective shed 61. The support rods 62 are fixedly connected to the bottom plate 1. By using the protective shed 61 and the four support rods 62, the control cabinet 51 and the control panel 52 can be protected to prevent stones falling from above from damaging the control panel 52 and the control cabinet 51.The four corners of the lower end of the base plate 1 are fixedly connected to movable wheels 71. The four movable wheels 71 facilitate the movement of the positioning device and improve its maneuverability. The upper end of the base plate 1 is fixedly connected to a battery 81. The battery 81 can provide power output for the positioning device and ensure the stability of the positioning device.

[0035] The working principle and usage process of the present invention are as follows: when in use, first, the positioning device is moved to the place where it needs to be used by using the four movable wheels 71, and the first forward and reverse motor 12 is operated to make the rotating shaft 13 drive the first connecting column 14 and the second connecting column 15 to flip, and the second forward and reverse motor 21 is operated to make the screw rod 22 and the lifting block 17 be screwed together, and then the lifting block 17 slides in the lifting groove 16 to move with the marking gun 20, and the electric telescopic rod 19 is extended to position the tunnel surface with the marking gun 20. During use, the electric telescopic column 32 is extended to make the connecting block 33 and the second connecting column 15 slide on one side of the first connecting column 14, adjust the use range of the marking gun 20, and increase the operating range of the marking gun 20, so as to realize the use process of the entire blasting hole positioning device.

[0036] The contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A blast hole positioning device for tunnel smooth blasting, comprising a bottom plate (1), characterized in that: The upper end surface of the bottom plate (1) is fixedly connected to a positioning plate (11), the upper end surface of the positioning plate (11) is fixedly connected to a first forward and reverse motor (12), the output end of the first forward and reverse motor (12) is connected to a rotating shaft (13), the outer wall of the rotating shaft (13) is fixedly connected to a first connecting column (14), and the first connecting column (14) is slidably connected to a second connecting column (15) on a side away from the first forward and reverse motor (12); A lifting groove (16) is provided on the side of the second connecting column (15) away from the first connecting column (14), a lifting block (17) is slidably connected in the lifting groove (16), a connecting plate (18) is fixedly connected to one side of the lifting block (17), an electric telescopic rod (19) is fixedly connected to the side of the connecting plate (18) away from the second connecting column (15), a marking gun (20) is fixedly connected to the movable end of the electric telescopic rod (19), a second forward and reverse motor (21) is fixedly connected to the upper end surface of the second connecting column (15), an output end of the second forward and reverse motor (21) is connected to a screw rod (22), the screw rod (22) is rotatably connected to the second connecting column (15) and is screwed to the lifting block (17).

2. The blasting hole positioning device for tunnel smooth blasting according to claim 1, characterized in that: A movable groove (31) is provided on the upper end surface of the first connecting column (14); an electric telescopic column (32) is fixedly connected to the inner bottom wall of the movable groove (31); a connecting block (33) is fixedly connected to the movable end of the electric telescopic column (32); and the connecting block (33) is fixedly connected to the second connecting column (15).

3. The blasting hole positioning device for tunnel smooth blasting according to claim 2, characterized in that: Two symmetrical guide rods (41) are fixedly connected to the inner bottom wall of the movable groove (31), and the two guide rods (41) are distributed on both sides of the electric telescopic column (32). A guide block (42) is slidably connected between the two guide rods (41) and the electric telescopic column (32), and the guide block (42) is fixedly connected to the second connecting column (15).

4. The blasting hole positioning device for tunnel smooth blasting according to claim 1, characterized in that: The upper end surface of the base plate (1) is fixedly connected to a control cabinet (51), and the upper end surface of the control cabinet (51) is fixedly connected to a control panel (52).

5. The blasting hole positioning device for tunnel smooth blasting according to claim 4, characterized in that: A protective shed (61) is provided above the control panel (52), and support rods (62) are fixedly connected to the four corners of the lower end surface of the protective shed (61), and the support rods (62) are fixedly connected to the bottom plate (1).

6. The blasting hole positioning device for tunnel smooth blasting according to claim 1, characterized in that: Movable wheels (71) are fixedly connected to the four corners of the lower end surface of the bottom plate (1).

7. The blasting hole positioning device for tunnel smooth blasting according to claim 1, characterized in that: A storage battery (81) is fixedly connected to the upper end surface of the bottom plate (1).

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