Detachable safety protection device for blasting

Abstract

The detachable safety protection device for blasting comprises a base and a supporting frame, the base is fixedly installed on the ground through ground nails, the supporting frame is arranged on the base, a protection assembly is arranged on one side of the supporting frame and comprises a protection net plate and a connecting frame, and the connecting frame is arranged on one side of the supporting frame. The protective screen plate is arranged on one side of the connecting frame, a pair of clamping pieces are oppositely arranged on one side face of the connecting frame, and the protective screen plate is located between the clamping pieces on the two sides. The base is installed on the ground through the ground nails, then the protective screen plate is placed on one side of the connecting frame, the clamping pieces on the two sides of the connecting frame clamp the two sides of the protective screen plate, the position of the protective screen plate is fixed, and after the protective screen plate is used for a period of time, the clamping pieces on the two sides are loosened, and then the protective screen plate is put down. The protective screen plate mounting structure has the effect that the protective screen plate is relatively convenient to disassemble and assemble.

Description

Technical Field

[0001] The present application relates to the field of blasting protection equipment, and particularly to a detachable safety protection device for blasting. Background Art

[0002] In large-scale projects such as railways, mines, and reservoirs, the role of blasting technology is crucial. Blasting technology is used in mountain opening and tunnel excavation for mining and road construction, as well as in the demolition of old buildings in cities.

[0003] Generally, it is necessary to set up a protection device to provide safety protection during the blasting operation. It can block or reduce the shock wave, flying stones, and other potential hazards generated by blasting, thereby ensuring the safety of personnel and equipment at the operation site. The protection device generally includes support steel columns and a protection net. The support steel columns are fixedly installed on the ground, and horizontal and vertical support steel wires form a protection net between the support steel columns.

[0004] The protection net is deformed after being impacted multiple times and needs to be replaced. However, the existing protection net and the support steel columns are usually integrally arranged or fixed by multiple bolts, and the disassembly and assembly operations are inconvenient. Utility Model Content

[0005] In order to solve the problem that the disassembly and assembly operations of the integrally arranged protection net are inconvenient after deformation, the present application provides a detachable safety protection device for blasting.

[0006] The detachable safety protection device for blasting provided by the present application adopts the following technical solutions:

[0007] A detachable safety protection device for blasting, including a base and a support frame. The base is fixedly installed on the ground through ground nails. The support frame is arranged on the base. A protection component is arranged on one side of the support frame. The protection component includes a protection net plate and a connecting frame. The connecting frame is arranged on one side of the support frame. The protection net plate is arranged on one side of the connecting frame. A pair of clamping members are oppositely arranged on one side surface of the connecting frame. The protection net plate is located between the two clamping members on both sides.

[0008] By adopting the above technical solutions, the base is installed on the ground through ground nails. At this time, the protection net plate is placed on one side of the connecting frame. At this time, the clamping members on both sides of the connecting frame clamp both sides of the protection net plate, and the position of the protection net plate is fixed. When the protection net plate is used for a period of time, only need to loosen the clamping members on both sides, put down the protection net plate, and install a new protection net plate. The disassembly and assembly operations of the protection net plate are relatively convenient.

[0009] Optionally, the clamping member includes a clamping plate and a connecting plate. The connecting plate is slidably mounted on the connecting frame. The clamping plate is disposed on one side of the connecting plate. A limiting strip is provided on one side of the protective net plate, and a clamping groove for embedding the limiting strip is provided on one side of the clamping plate. A driving member for driving the movement of the connecting plate is provided on the connecting frame.

[0010] By adopting the above technical solution, during installation, the driving member drives the connecting plate to slide, driving the clamping plate to slide to one side of the protective net plate. At this time, the limiting strip on one side of the protective net plate is embedded in the clamping groove of the clamping plate, and both sides of the protective net plate are clamped by the clamping plates on the opposite sides, fixing the position of the protective net plate, and the clamping operation is relatively convenient.

[0011] Optionally, the driving member includes a screw rod and a slider. The screw rod is rotatably mounted on the connecting frame, and the slider is slidably mounted on the connecting frame. The connecting plate is connected to the slider. Two opposite threads are provided on the screw rod, and the sliders on both sides are respectively threadedly connected to the opposite threaded sections at both ends of the screw rod.

[0012] By adopting the above technical solution, rotating the screw rod drives the slider to drive the connecting plate to slide, and then drives the clamping plates on both sides to slide towards or away from each other. While the driving operation is convenient, the position of the clamping plate can be fixed.

[0013] Optionally, a pre-positioning member is provided on the connecting plate. The pre-positioning member includes a support plate and a positioning block. The support plate is disposed at one end of the connecting plate and under the connecting frame. The protective net plate is located above the support plate. The positioning block is provided on the support plate and at opposite side surfaces of the protective net plate.

[0014] By adopting the above technical solution, during installation, first place one side of the protective net plate on the support plate, and the positioning blocks on both sides limit and clamp both sides of the protective net plate. At this time, then drive the clamping plates to clamp both sides of the protective net plate. The protective net plate is pre-positioned and installed through the support plate and the positioning blocks, and the installation operation is relatively convenient.

[0015] Optionally, a guiding groove is provided on the support plate. The positioning block is slidably mounted in the guiding groove, and a bolt for locking the position of the positioning block is provided on the positioning block.

[0016] By adopting the above technical solution, adjust the position of the positioning block, and the bolt locks the positioning block, which is suitable for limiting protective net plates with different plate thicknesses.

[0017] Optionally, a sliding rod is provided on one side of the connecting frame. The sliding rod is slidably connected to the support frame. A spring is sleeved on the sliding rod, and one end of the spring is connected to the support frame.

[0018] By adopting the above technical solution, when the protective net plate is impacted by falling rocks, it drives the connecting frame to vibrate. The connecting frame drives the sliding rod to slide, and the spring compresses to buffer and support the connecting frame, reducing the impact on the connecting frame.

[0019] Optionally, a buffer member is provided on one side of the support frame. The buffer member includes a rubber block. The rubber block is arranged at the position between the support frame and the connecting frame. Buffer holes are provided on the rubber block.

[0020] By adopting the above technical solution, when the connecting frame is impacted, the rubber block between the connecting frame and the support frame buffers the connecting frame again. The buffer holes provide deformation space for the rubber block, and the buffering effect is better.

[0021] Optionally, anchor bolts are provided on the base, and one end of the anchor bolt is connected to one side of the support frame.

[0022] By adopting the above technical solution, the support frame is supported by the anchor bolts, reducing the probability of the support frame tipping over.

[0023] Optionally, a handwheel is provided at one end of the screw rod.

[0024] By adopting the above technical solution, it is more convenient to adjust the screw rod by turning the handwheel.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. The base is installed on the ground through ground nails. At this time, the protective net plate is placed on one side of the connecting frame. The clamping members on both sides of the connecting frame clamp both sides of the protective net plate, and the position of the protective net plate is fixed. When the protective net plate has been used for a period of time, just loosen the clamping members on both sides and then put down the protective net plate, and install a new protective net plate. The disassembly and assembly operations of the protective net plate are relatively convenient;

[0027] 2. By adjusting the positions of the positioning blocks and the clamping plates on both sides, it is applicable to clamp protective net plates of different specifications and different plate thicknesses;

[0028] 3. By providing springs and rubber blocks, the connecting frame is buffered twice, reducing the probability of damage to the overall device caused by impact and collision. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 is a three-dimensional structural schematic diagram of the present application.

[0030] Figure 2 is an exploded structural schematic diagram of the present application.

[0031] Figure 3 is an exploded structural schematic diagram of part A of the present application enlarged.

[0032] Those skilled in the art will understand that the elements in the drawings are shown for simplicity and clarity and are not necessarily drawn to scale. For example, the dimensions and positions of some elements in the drawings may be enlarged relative to other elements to help improve the understanding of the embodiments of the present invention.

[0033] Reference numerals: 1, base; 11, ground nail; 12, anchor rod; 2, support frame; 21, installation groove; 3, protective net plate; 31, limiting strip; 4, connecting frame; 41, sliding rod; 42, spring; 43, sliding groove; 44, limiting groove; 5, clamping member; 51, clamping plate; 511, clamping groove; 52, connecting plate; 521, limiting block; 522, connecting rod; 6, rubber block; 61, buffer hole; 7, driving member; 71, screw rod; 72, slider; 73, handwheel; 8, pre-positioning member; 81, supporting plate; 811, guiding groove; 82, positioning block; 83, bolt. Detailed implementation manners

[0034] The following further describes the present application in detail with reference to the drawings.

[0035] An embodiment of the present application discloses a detachable safety protection device for blasting. Referring to Figure 1 and Figure 2 , it includes a base 1 and a support frame 2. The four corners of the base 1 are horizontally and fixedly installed on the ground through ground nails 11. The support frame 2 is vertically arranged on the upper side of the base 1. A protection component is arranged on the support frame 2. The protection component includes a protective net plate 3 and a connecting frame 4. The connecting frame 4 is arranged on one side surface of the support frame 2. The protective net plate 3 is arranged on the side of the connecting frame 4 away from the support frame 2. A pair of clamping members 5 are oppositely arranged on the side surface of the connecting frame 4 facing the protective net plate 3. The protective net plate 3 is located between the two clamping members 5 on both sides.

[0036] The base 1 is installed on the ground through the ground nails 11. At this time, the protective net plate 3 is placed on one side of the connecting frame 4. At this time, the clamping members 5 on both sides of the connecting frame 4 clamp both sides of the protective net plate 3, and the position of the protective net plate 3 is fixed. When the protective net plate 3 is used for a period of time, only need to loosen the clamping members 5 on both sides, put down the protective net plate 3, and install a new protective net plate 3. The disassembly and assembly operations of the protective net plate 3 are relatively convenient.

[0037] Referring to Figure 1 and Figure 2 , an anchor rod 12 is inclinedly arranged on the base 1. The upward end of the anchor rod 12 is connected to one side of the support frame 2. The support frame 2 is supported by the anchor rod 12, reducing the probability of the support frame 2 tipping over.

[0038] Referring to Figure 2, on the side of the connecting frame 4 facing the support frame 2, a sliding rod 41 is provided. The sliding rod 41 is slidably connected to the support frame 2. A spring 42 is sleeved on the sliding rod 41. One end of the spring 42 is connected to one side surface of the support frame 2, and the end of the spring 42 facing away from the support frame 2 is connected to one side of the connecting frame 4. When the protective net plate 3 is impacted by falling stones, it drives the connecting frame 4 to vibrate. The connecting frame 4 drives the sliding rod 41 to slide, and the spring 42 compresses to buffer and support the connecting frame 4, reducing the impact on the connecting frame 4.

[0039] Refer to Figure 2 , on one side of the support frame 2, a buffer member is provided. The buffer member includes a rubber block 6. On the opposite side surfaces of the support frame 2 and the connecting frame 4, mounting grooves 21 are provided. The rubber block 6 is arranged between the support frame 2 and the connecting frame 4 and is located at the mounting grooves 21. A number of buffer holes 61 are provided on the rubber block 6. When the connecting frame 4 is impacted, the rubber block 6 between the connecting frame 4 and the support frame 2 buffers the connecting frame 4 again. The buffer holes 61 provide a deformation space for the rubber block 6, and the buffer effect is good.

[0040] Refer to Figure 2 , on the connecting frame 4, a driving member 7 is provided. The driving member 7 includes a screw rod 71 and a slider 72. The screw rod 71 is rotatably installed on the connecting frame 4 and is arranged along the length direction of the connecting frame 4. On the connecting frame 4, two sliding grooves 43 are arranged along the axis direction of the screw rod 71. The slider 72 is slidably installed at the sliding grooves 43. Two opposite threads are provided on the screw rod 71. The sliders 72 on both sides are respectively threadedly connected to the opposite thread sections at both ends of the screw rod 71. A handwheel 73 is provided at one end of the screw rod 71. Rotating the handwheel 73 drives the screw rod 71 to rotate, thereby driving the sliders 72 to slide towards or away from each other.

[0041] Refer to Figure 2 , the clamping member 5 includes a clamping plate 51 and a connecting plate 52. The connecting plate 52 is vertically arranged on the side surface of the connecting frame 4 facing away from the support frame 2 and is attached to the connecting frame 4. The connecting plate 52 is connected to one side surface of the slider 72. A limiting block 521 is provided on one side of the connecting plate 52. On the connecting frame 4, a limiting groove 44 parallel to the sliding groove 43 is provided. The limiting block 521 slides at the limiting groove 44. When the slider 72 slides, it drives the connecting plate 52 to slide on the side surface of the connecting frame 4.

[0042] Refer to Figure 2 and Figure 3, on the side of the connecting plate 52 facing away from the connecting frame 4, a connecting rod 522 is provided. The clamping plate 51 is vertically arranged at one end of the connecting rod 522 facing away from the connecting plate 52. On both sides of the protective net plate 3 in the length direction, limiting strips 31 are provided. On the opposite side surfaces of the clamping plates 51, clamping grooves 511 are arranged vertically. Place the protective net plate 3 between the two opposite clamping plates 51. During installation, the connecting plate 52 drives the clamping plates 51 to slide to one side of the protective net plate 3. At this time, the limiting strip 31 on one side of the protective net plate 3 is embedded in the clamping groove 511 of the clamping plate 51. The two sides of the protective net plate 3 are clamped by the clamping plates 51 on the opposite sides, and the position of the protective net plate 3 is fixed.

[0043] Refer to Figure 2 and Figure 3 , on the connecting plate 52, a pre-positioning member 8 is provided. The pre-positioning member 8 includes a support plate 81 and a positioning block 82. The support plate 81 is horizontally arranged at the lower end of the connecting plate 52 and is located below the connecting frame 4. The protective net plate 3 is located above the support plate 81. The positioning blocks 82 are arranged on the support plate 81 and are located on the opposite side surfaces of the protective net plate 3. During installation, first place one side of the protective net plate 3 on the support plate 81. The positioning blocks 82 on both sides limit and clamp the two sides of the protective net plate 3. At this time, then drive the clamping plates 51 to clamp the two sides of the protective net plate 3. The protective net plate 3 is pre-positioned and installed through the support plate 81 and the positioning blocks 82.

[0044] Refer to Figure 3 , on the support plate 81, a guiding groove 811 is provided. The positioning block 82 is slidably installed in the guiding groove 811. A bolt 83 is provided on the positioning block 82. Adjust the position of the positioning block 82, and the bolt 83 locks the positioning block 82, which is suitable for limiting the protective net plate 3 with different plate thicknesses.

[0045] The implementation principle of a detachable blasting safety protection device in an embodiment of the present application is as follows: During installation, place the protective net plate 3 between the positioning blocks 82 of the support plate 81 to pre-position the protective net plate 3. At this time, rotate the screw rod 71 to drive the clamping plates 51 on both sides to slide. The limiting strip 31 on the protective net plate 3 is embedded in the clamping groove 511 on the clamping plate 51. At this time, the position of the protective net plate 3 is fixed. When the protective net plate 3 has been used for a period of time and needs to be replaced, at this time, rotate the screw rod 71 to drive the clamping plates 51 on both sides to separate from the protective net plate 3, and then replace the new protective net plate 3 for installation.

[0046] The above are all the preferred embodiments of the present application. The protection scope of the present application is not limited by this. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A detachable safety protection device for blasting, comprising a base (1) and a support frame (2), wherein the base (1) is fixedly mounted on the ground by means of ground nails (11), the support frame (2) is arranged on the base (1), and a protection component is arranged on one side of the support frame (2), characterized in that: The protection assembly comprises a protection mesh plate (3) and a connecting frame (4), wherein the connecting frame (4) is arranged on one side of the support frame (2), the protection mesh plate (3) is arranged on one side of the connecting frame (4), a pair of clamping members (5) are arranged opposite to each other on one side surface of the connecting frame (4), and the protection mesh plate (3) is located between the clamping members (5) on both sides.

2. A detachable safety protection device for blasting according to claim 1, characterized in that: The clamping member (5) comprises a clamping plate (51) and a connecting plate (52); the connecting plate (52) is slidably mounted on the connecting frame (4); the clamping plate (51) is arranged at one side of the connecting plate (52); a limit strip (31) is arranged at one side of the protective mesh plate (3); a clamping groove (511) for embedding the limit strip (31) is arranged at one side of the clamping plate (51); and a driving member (7) for driving the connecting plate (52) to move is arranged on the connecting frame (4).

3. A detachable safety protection device for blasting according to claim 2, characterized in that: The driving member (7) comprises a screw rod (71) and a slider (72); the screw rod (71) is rotatably mounted on the connecting frame (4); the slider (72) is slidably mounted on the connecting frame (4); the connecting plate (52) is connected to the slider (72); the screw rod (71) is provided with two opposite thread sections; the sliders (72) on both sides are respectively threadedly connected to the screw rod (71) at the opposite thread sections at both ends.

4. A detachable safety protection device for blasting according to claim 2, characterized in that: The connection plate (52) is provided with a pre-positioning member (8), the pre-positioning member (8) comprising a support plate (81) and a positioning block (82), the support plate (81) being provided at one end of the connection plate (52) and being located at the lower side of the connection frame (4), the protective mesh plate (3) being located at the upper side of the support plate (81), and the positioning block (82) being provided on the support plate (81) and being located at two opposite side surfaces of the protective mesh plate (3).

5. A detachable safety protection device for blasting according to claim 4, characterized in that: The support plate (81) is provided with a guide groove (811), the positioning block (82) is slidably mounted on the guide groove (811), and the positioning block (82) is provided with a bolt (83) for locking the position of the positioning block (82).

6. A detachable safety protection device for blasting according to claim 1, characterized in that: A sliding rod (41) is provided on one side of the connecting frame (4), the sliding rod (41) is slidingly connected to the supporting frame (2), a spring (42) is sleeved on the sliding rod (41), and one end of the spring (42) is connected to the supporting frame (2).

7. A detachable safety protection device for blasting according to claim 1, characterized in that: A buffer is provided on one side of the support frame (2), the buffer comprising a rubber block (6), the rubber block (6) being provided between the support frame (2) and the connecting frame (4), and a buffer hole (61) being provided on the rubber block (6).

8. The detachable safety protection device for blasting according to claim 1 is characterized in that: An anchor rod (12) is provided on the base (1), and one end of the anchor rod (12) is connected to one side of the support frame (2).

9. A detachable safety protection device for blasting according to claim 3, characterized in that: A hand wheel (73) is provided at one end of the screw rod (71).

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