Fixing structure for directional blasting

Abstract

The utility model relates to the technical field of directional blasting, in particular to a fixing structure for directional blasting, which comprises a base, the outer wall of the base is rotatably connected with the inner wall of a connecting piece, the top of the connecting piece is fixedly connected with the bottom of the center of a supporting piece, and the inner wall of the connecting piece is rotatably connected with the outer wall of a transmission piece. The transmission part comprises a transmission block, a limiting groove, four second fixing blocks, four second fixing shafts and four transmission rods, the adjusting pipe is rotated to move downwards along the axis of the stud, the adjusting pipe drives the transmission block to move downwards together through the limiting ring when moving, the ends, connected with the second fixing shafts, of the transmission rods move downwards, and the transmission rods are driven to move downwards. The other end of the transmission rod drives the third fixing block to move inwards along the sliding groove, the four sets of clamping blocks jointly move inwards to fix the explosive or the gun barrel, a user only needs to rotate the adjusting pipe to fix the explosive or the gun barrel, and the clamping force of the clamping blocks to the explosive or the gun barrel can be accurately adjusted through the transmission mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of directional blasting, in particular to a fixed structure for directional blasting. Background Art

[0002] Directed blasting is a method of destroying a target object using explosive force. Its basic principle is to use the energy released instantly by high-energy materials to destroy the internal structures and connections of the target object. This method is commonly used in areas such as demolition, tunnel excavation, and clearing underground obstacles. However, during directional blasting, the explosives need to be secured, which is where the directional blasting fixed structure comes in.

[0003] Currently, the operation process of most fixed structures used for directional blasting on the market is relatively complicated, which not only increases the difficulty of operation but also reduces work efficiency. At the same time, facing different terrains and blasting requirements, some fixed structures may not provide sufficient adaptability. Utility Model Content

[0004] The present invention aims to provide a fixed structure for directional blasting to address the problem of a relatively complex operation process mentioned in the above-mentioned background art. To achieve the above-mentioned object, the present invention provides the following technical solution: a fixed structure for directional blasting, comprising a base, the outer wall of the base being rotatably connected to the inner wall of a connecting member, the top of the connecting member being fixedly connected to the bottom of the center of a support member, the inner wall of the connecting member being rotatably connected to the outer wall of a transmission member, and the transmission member comprising a transmission block, a limiting groove, four second fixing blocks, four second fixing shafts, and four transmission rods.

[0005] The inner wall of the transmission part is rotatably connected to the outer wall of the fixing part, the outer wall of the fixing part is slidably connected to the inner wall of the support part, the outer wall of the support part is rotatably connected to the inner side of one end of the adjusting part, the bottom end of the adjusting part is fixedly connected to the top of the base by a bolt, and the fixing part consists of a clamping block, a third fixing block and a third fixed shaft.

[0006] Preferably, the base consists of a base, a fixing hole, a movable groove and a limiting shaft. The inner walls around the base are provided with fixing holes, and the inner wall at the center of the base is provided with a movable groove. The inner side walls of the movable groove are respectively fixedly connected to the two ends of the limiting shaft.

[0007] Preferably, the connecting part includes a stud, an adjusting tube, a limiting ring and a circular hole. The outer wall of the stud is threadedly connected to the inner wall of the adjusting tube, and the outer wall of the adjusting tube is fixedly connected to the inner wall of the limiting ring. A circular hole is opened on the inner wall of the bottom end of the stud, and the inner wall of the circular hole is rotatably connected to the outer wall of the limiting shaft.

[0008] Preferably, the support member consists of a tray, a first fixed block, a first fixed shaft and a slide groove, the bottom of the tray near the back is fixedly connected to the top of the first fixed block, and the inner side walls of the first fixed block are respectively fixedly connected to the two ends of the first fixed shaft, the inner wall of the tray is provided with a slide groove, and the number of the slide grooves is set to four, the four slide grooves are arranged in a ring with equal distances around the center point of the tray, and the bottom of the center of the tray is fixedly connected to the top of the stud.

[0009] Preferably, a limiting groove is provided on the inner wall of the transmission block, and the outer walls on the four sides of the transmission block are fixedly welded to the outer walls of the four second fixed blocks respectively, the inner walls of the four second fixed blocks are fixedly connected to the two ends of the four second fixed shafts respectively, and the outer walls of the four second fixed shafts are rotatably connected to the inner walls of one end of the four transmission rods respectively, each of the second fixed blocks, the second fixed shaft and the transmission rod form a group, and the four groups of second fixed blocks, second fixed shafts and transmission rods are all arranged in a ring with equal distances around the center point of the transmission block, and the outer wall of the limiting groove is rotatably connected to the inner wall of the limiting ring.

[0010] Preferably, the bottom of the clamping block is fixedly connected to the top of the third fixed block, and the inner side walls of the third fixed block are respectively fixedly connected to the two ends of the third fixed shaft, and the clamping block, the third fixed block and the third fixed shaft are each provided with four groups, and the outer walls of the four groups of third fixed blocks are respectively slidably connected to the inner walls of the four sliding grooves, and the outer walls of the four groups of the third fixed shafts are respectively rotatably connected to the inner walls of the four groups of transmission rods away from the second fixed shaft.

[0011] Preferably, the adjusting member includes a telescopic rod, a fourth fixed block, a fourth fixed shaft and a connecting rod, the top of the telescopic rod is fixedly connected to the bottom of the fourth fixed block, and the inner side walls of the fourth fixed block are respectively fixedly connected to the two ends of the fourth fixed shaft, the outer wall of the fourth fixed shaft is rotatably connected to the inner wall of one end of the connecting rod, and the inner wall of the other end of the connecting rod is rotatably connected to the outer wall of the first fixed shaft, and the bottom end of the telescopic rod is fixedly connected to the top of the base by a bolt.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] In the utility model, the adjusting tube is rotated to move downward along the axis of the stud. When the adjusting tube moves, the transmission block is driven to move downward together through the limit ring, so that the end of the transmission rod connected to the second fixed shaft moves downward, and then the other end of the transmission rod drives the third fixed block to move inward along the slide groove, so that the four groups of clamping blocks move inward together to fix the explosive or gun barrel. The user only needs to rotate the adjusting tube to achieve the fixation of the explosive or gun barrel, and the clamping force of the clamping block on the explosive or gun barrel can be accurately adjusted through the transmission mechanism.

[0014] In the utility model, the telescopic rod is extended and retracted to drive the end of the connecting rod connected to the fourth fixed shaft to move up and down, so that the end of the fourth fixed shaft connected to the first fixed shaft also moves, and then the first fixed block, the tray and the stud rotate around the axis of the limit shaft, so that the user can flexibly adjust the angle of the explosive or the gun barrel to adapt to different directional blasting requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a cross-sectional view of the utility model;

[0017] Figure 3 This is an exploded view of the utility model;

[0018] Figure 4 It is a cross-sectional view of the support member in the present utility model;

[0019] Figure 5 It is a cross-sectional view of the transmission member in the present utility model.

[0020] In the figure: 1. Base; 101. Base; 102. Fixing hole; 103. Movable slot; 104. Limiting shaft; 2. Connecting piece; 201. Stud; 202. Adjusting tube; 203. Limiting ring; 204. Round hole; 3. Supporting piece; 301. Tray; 302. First fixing block; 303. First fixing shaft; 304. Slide groove; 4. Transmission piece; 401. Transmission block; 402. Limiting slot; 403. Second fixing block; 404. Second fixing shaft; 405. Transmission rod; 5. Fixing piece; 501. Clamping block; 502. Third fixing block; 503. Third fixing shaft; 6. Adjusting piece; 601. Telescopic rod; 602. Fourth fixing block; 603. Fourth fixing shaft; 604. Connecting rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0022] See also Figures 1 to 5The utility model provides a technical solution: a fixed structure for directional blasting, including a base 1, the outer wall of the base 1 is rotatably connected to the inner wall of a connecting member 2, the top of the connecting member 2 is fixedly connected to the bottom of the center of a support member 3, the inner wall of the connecting member 2 is rotatably connected to the outer wall of a transmission member 4, and the transmission member 4 includes a transmission block 401, a limiting groove 402, four second fixed blocks 403, four second fixed shafts 404 and four transmission rods 405.

[0023] The inner wall of the transmission member 4 is rotatably connected to the outer wall of the fixing member 5, the outer wall of the fixing member 5 is slidably connected to the inner wall of the support member 3, the outer wall of the support member 3 is rotatably connected to the inner end of one end of the adjusting member 6, and the bottom end of the adjusting member 6 is fixedly connected to the top of the base 1 by a bolt. The fixing member 5 consists of a clamping block 501, a third fixing block 502 and a third fixed shaft 503.

[0024] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the base 1 consists of a base 101, a fixing hole 102, a movable groove 103 and a limiting shaft 104. The inner walls around the base 101 are provided with fixing holes 102, and the inner wall at the center of the base 101 is provided with a movable groove 103. The inner side walls of the movable groove 103 are respectively fixedly connected to the two ends of the limiting shaft 104. The device can be fixed in the required position by using the fixing holes 102 and bolts.

[0025] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the connecting member 2 includes a stud 201, an adjusting tube 202, a limiting ring 203 and a circular hole 204. The outer wall of the stud 201 is threadedly connected to the inner wall of the adjusting tube 202, and the outer wall of the adjusting tube 202 is fixedly connected to the inner wall of the limiting ring 203. A circular hole 204 is provided on the inner wall of the bottom end of the stud 201, and the inner wall of the circular hole 204 is rotatably connected to the outer wall of the limiting shaft 104. When the adjusting tube 202 is rotated, the thread will cause it to move upward or downward along the axis of the stud 201.

[0026] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5As shown, the support member 3 is composed of a tray 301, a first fixed block 302, a first fixed shaft 303 and a slide groove 304. The bottom of the tray 301 near the back is fixedly connected to the top of the first fixed block 302, and the inner side walls of the first fixed block 302 are fixedly connected to the two ends of the first fixed shaft 303 respectively. The inner wall of the tray 301 is provided with a slide groove 304, and the number of the slide grooves 304 is set to four. The four slide grooves 304 are distributed in a ring with equal distances around the center point of the tray 301, and the bottom of the center of the tray 301 is fixedly connected to the top of the stud 201. The tray 301 is used to place explosives or gun barrels.

[0027] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, a limiting groove 402 is provided on the inner wall of the transmission block 401, and the outer walls on the four sides of the transmission block 401 are respectively fixedly welded to the outer walls of the four second fixed blocks 403, the inner side walls of the four second fixed blocks 403 are respectively fixedly connected to the two ends of the four second fixed shafts 404, and the outer walls of the four second fixed shafts 404 are respectively rotatably connected to the inner walls of one end of the four transmission rods 405, each second fixed block 403, the second fixed shaft 404 and the transmission rod 405 form a group, and the four groups of second fixed blocks 403, the second fixed shaft 404 and the transmission rod 405 are all arranged in a ring with equal distances around the center point of the transmission block 401, the outer wall of the limiting groove 402 is rotatably connected to the inner wall of the limiting ring 203, and when the adjusting tube 202 moves up and down, the transmission block 401 is driven up and down by the limiting ring 203.

[0028] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the bottom of the clamping block 501 is fixedly connected to the top of the third fixed block 502, and the inner side walls of the third fixed block 502 are respectively fixedly connected to the two ends of the third fixed shaft 503. The clamping block 501, the third fixed block 502 and the third fixed shaft 503 are each provided with four groups, and the outer walls of the four groups of third fixed blocks 502 are respectively slidably connected to the inner walls of the four slide grooves 304. The outer walls of the four groups of third fixed shafts 503 are respectively rotatably connected to the four groups of transmission rods 405 away from the inner wall of the second fixed shaft 404. When the transmission blocks 401 move downward together, the end of the transmission rod 405 connected to the second fixed shaft 404 moves downward, and then the other end of the transmission rod 405 drives the third fixed block 502 to move inward along the slide groove 304, so that the four groups of clamping blocks 501 move inward together to fix the explosive or the gun barrel.

[0029] In this embodiment, Figure 1 、 Figure 2 、 Figure 3、 Figure 4 and Figure 5 As shown, the adjusting member 6 includes a telescopic rod 601, a fourth fixed block 602, a fourth fixed shaft 603 and a connecting rod 604. The top of the telescopic rod 601 is fixedly connected to the bottom of the fourth fixed block 602, and the inner side walls of the fourth fixed block 602 are respectively fixedly connected to the two ends of the fourth fixed shaft 603. The outer wall of the fourth fixed shaft 603 is rotatably connected to the inner wall of one end of the connecting rod 604, and the inner wall of the other end of the connecting rod 604 is rotatably connected to the outer wall of the first fixed shaft 303. The bottom end of the telescopic rod 601 is fixedly connected to the top of the base 101 by a bolt. The telescopic rod 601 is extended and retracted to drive the end of the connecting rod 604 connected to the fourth fixed shaft 603 to move up and down, so that the end of the fourth fixed shaft 603 connected to the first fixed shaft 303 also moves, thereby causing the first fixed block 302, the tray 301 and the stud 201 to rotate around the axis of the limit shaft 104.

[0030] The use method and advantages of the utility model: When the fixed structure for directional blasting is in operation, the working process is as follows:

[0031] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the explosive or gun barrel for directional blasting is placed on the tray 301, and the adjusting tube 202 is rotated to move downward along the axis of the stud 201. When the adjusting tube 202 moves, the transmission block 401 is driven downward by the limiting ring 203, so that the end of the transmission rod 405 connected to the second fixed shaft 404 moves downward, and then the other end of the transmission rod 405 drives the third fixed block 502 to move inward along the slide groove 304, so that the four groups of clamping blocks 501 move inward together to fix the explosive or gun barrel. The user only needs to rotate the adjusting tube 20 2 can achieve the fixation of explosives or gun barrels, and the clamping force of the clamping block 501 on the explosives or gun barrels can be accurately adjusted through the transmission mechanism. The telescopic rod 601 is extended and retracted to drive the end of the connecting rod 604 connected to the fourth fixed shaft 603 to move up and down, causing the end of the fourth fixed shaft 603 connected to the first fixed shaft 303 to move as well, thereby causing the first fixed block 302, the tray 301 and the stud 201 to rotate around the axis of the limiting shaft 104, so that the user can flexibly adjust the angle of the explosives or gun barrels to meet different directional blasting requirements.

[0032] The above shows and describes the basic principles, main features, and advantages of the present invention. Persons skilled in the art should understand that the present invention is not limited to the above-described embodiments. The above-described embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixed structure for directional blasting, comprising a base (1), characterized in that: The outer wall of the base (1) is rotatably connected to the inner wall of the connecting member (2), the top of the connecting member (2) is fixedly connected to the bottom of the center of the support member (3), the inner wall of the connecting member (2) is rotatably connected to the outer wall of the transmission member (4), and the transmission member (4) includes a transmission block (401), a limiting groove (402), four second fixed blocks (403), four second fixed shafts (404) and four transmission rods (405); The inner wall of the transmission member (4) is rotatably connected to the outer wall of the fixing member (5), the outer wall of the fixing member (5) is slidably connected to the inner wall of the support member (3), the outer wall of the support member (3) is rotatably connected to the inner end of one end of the adjustment member (6), the bottom end of the adjustment member (6) is fixedly connected to the top of the base (1) by a bolt, and the fixing member (5) is composed of a clamping block (501), a third fixing block (502) and a third fixing shaft (503).

2. The fixed structure for directional blasting according to claim 1, characterized in that: The base (1) is composed of a base (101), a fixing hole (102), a movable groove (103) and a limiting shaft (104). The inner walls around the base (101) are provided with fixing holes (102), and the inner wall at the center of the base (101) is provided with a movable groove (103). The inner side walls of the movable groove (103) are respectively fixedly connected to the two ends of the limiting shaft (104).

3. The fixed structure for directional blasting according to claim 2, characterized in that: The connecting member (2) comprises a stud (201), an adjusting tube (202), a limiting ring (203) and a circular hole (204); the outer wall of the stud (201) is threadedly connected to the inner wall of the adjusting tube (202), and the outer wall of the adjusting tube (202) is fixedly connected to the inner wall of the limiting ring (203); a circular hole (204) is formed on the inner wall of the bottom end of the stud (201), and the inner wall of the circular hole (204) is rotatably connected to the outer wall of the limiting shaft (104).

4. The fixed structure for directional blasting according to claim 2, characterized in that: The support member (3) is composed of a tray (301), a first fixed block (302), a first fixed shaft (303) and a slide groove (304). The bottom of the tray (301) near the back is fixedly connected to the top of the first fixed block (302), and the inner side wall of the first fixed block (302) is fixedly connected to the two ends of the first fixed shaft (303). The inner wall of the tray (301) is provided with a slide groove (304), and the number of the slide grooves (304) is set to four. The four slide grooves (304) are arranged in a ring shape with equal distances around the center point of the tray (301), and the bottom of the center of the tray (301) is fixedly connected to the top of the stud (201).

5. The fixed structure for directional blasting according to claim 3, characterized in that: The inner wall of the transmission block (401) is provided with a limiting groove (402), and the outer walls of the four sides of the transmission block (401) are respectively fixedly welded to the outer walls of the four second fixed blocks (403), the inner side walls of the four second fixed blocks (403) are respectively fixedly connected to the two ends of the four second fixed shafts (404), and the outer walls of the four second fixed shafts (404) are respectively rotatably connected to the inner walls of one end of the four transmission rods (405), each of the second fixed block (403), the second fixed shaft (404) and the transmission rod (405) forms a group, and the four groups of second fixed blocks (403), the second fixed shaft (404) and the transmission rod (405) are all arranged in a ring shape with equal distances around the center point of the transmission block (401), and the outer wall of the limiting groove (402) is rotatably connected to the inner wall of the limiting ring (203).

6. The fixed structure for directional blasting according to claim 5, characterized in that: The bottom of the clamping block (501) is fixedly connected to the top of the third fixed block (502), and the inner side walls of the third fixed block (502) are respectively fixedly connected to the two ends of the third fixed shaft (503). The clamping block (501), the third fixed block (502) and the third fixed shaft (503) are each provided in four groups, and the outer walls of the four groups of third fixed blocks (502) are respectively slidably connected to the inner walls of the four sliding grooves (304), and the outer walls of the four groups of the third fixed shafts (503) are respectively rotatably connected to the inner walls of the four groups of transmission rods (405) away from the second fixed shaft (404).

7. The fixed structure for directional blasting according to claim 4, characterized in that: The adjusting member (6) comprises a telescopic rod (601), a fourth fixed block (602), a fourth fixed shaft (603) and a connecting rod (604); the top end of the telescopic rod (601) is fixedly connected to the bottom end of the fourth fixed block (602), and the inner side wall of the fourth fixed block (602) is fixedly connected to the two ends of the fourth fixed shaft (603), the outer wall of the fourth fixed shaft (603) is rotatably connected to the inner wall of one end of the connecting rod (604), and the inner wall of the other end of the connecting rod (604) is rotatably connected to the outer wall of the first fixed shaft (303); the bottom end of the telescopic rod (601) is fixedly connected to the top of the base (101) by a bolt.

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