CN213067301U

CN213067301U - Blasting spacer device

Info

Publication number: CN213067301U
Application number: CN202021735870.0U
Authority: CN
Inventors: 陈考学; 夏文丽
Original assignee: Benxi Liuhe Construction Engineering Co ltd
Current assignee: Benxi Liuhe Construction Engineering Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-04-27
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a blasting spacer belongs to blasting interval technical field, including circular bottom plate, circular bottom plate's top middle part is connected with circular roof through the support column, and circular roof is parallel with circular bottom plate, set up the lead wire perforation of mutual intercommunication on circular bottom plate, circular roof, the support column respectively, circular roof's top middle part is equipped with the hangers that supply the rope to pass. The utility model discloses the pole is being rotated to the grafting pole, the accessible is adjusted the pole and is pegged graft the pole, cup joint the articulated of piece, make the grafting piece rotate down on the support column at the pole of pegging graft and move down, thereby the meshing of the first tooth that the slope set up on accessible grafting piece and the support column and second tooth, lock the grafting pole of inserting to the big gun hole inner wall, in order to avoid the rope to detach this blasting interval support, the support can not be stable exist in the big gun hole, and cause the influence to the spaced homogeneity between the big gun powder in the big gun hole, thereby cause the influence to the blasting quality of big gun powder.

Description

Blasting spacer device

Technical Field

The utility model relates to a blasting interval technical field, specificly relate to a blasting spacer.

Background

Blasting is a technology which achieves the expected purpose by utilizing the compression, loosening, destruction, throwing and killing effects generated by the explosion of explosives in air, water, earth and stone media or objects; in order to save the use amount of blasting explosive, the explosive in a blast hole is separated at intervals by a spacing device, so that the use amount of explosive is reduced.

The interval support of present majority blasting usefulness because it can not carry out effectual fixed to the support that enters into to big gun hole inside, leads to the support to produce easily not hard up and take place to remove in the big gun hole to cause the influence to the homogeneity of distance between the big gun powder, and then cause the influence to the blasting quality of explosive, so, urgent needs develop a blasting spacer.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a blasting spacer to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

a blasting spacing device comprises a circular bottom plate, wherein the middle part of the top end of the circular bottom plate is connected with a circular top plate through a support column, the circular top plate is parallel to the circular bottom plate, the circular top plate and the support column are respectively provided with lead wire through holes which are communicated with each other, the middle part of the top end of the circular top plate is provided with a hanging lug for a rope to pass through, the top end of the circular bottom plate is provided with at least three insertion rods at equal intervals along the circumferential direction, each insertion rod is rotatably connected with the circular bottom plate through a hinge seat, a sleeve joint block is slidably sleeved on the support column, a locking mechanism is arranged between the support column and the sleeve joint block, the outer side wall of the sleeve joint block is rotatably connected with adjusting rods which are in one-to-one correspondence and vertical alignment with the insertion rods through the hinge seats, and the other, locking mechanism is including locating the equidistant first fixed plate of locating on the support column lateral wall, and first fixed plate sets up, every along support column direction of height equal interval is equipped with the first tooth that the downward sloping set up on the first fixed plate, be equipped with the second fixed plate that aligns with first fixed plate one-to-one on the inside wall of cup joint piece, and the second fixed plate is parallel with first fixed plate, every equal interval is equipped with the second tooth that the tilt up set up on the second fixed plate, first tooth and second tooth meshing.

Preferably, the upper end and the lower end of the support column are fixedly connected with the circular bottom plate and the circular top plate through bolts, and the diameters of the circular bottom plate and the circular top plate are smaller than the diameter of the blast hole.

Preferably, the other end of each insertion rod is fixedly connected with a conical tip, and the conical tips and the insertion rods are integrally formed.

Preferably, first fixed plate, second fixed plate are provided with two at least, and the fixed plate is connected with grafting piece, support column through gluing.

3. Advantageous effects

1. The free end of the insertion rod of the utility model rotates with the round bottom plate under the action of self gravity and moves towards the inner wall of the blast hole, thereby the free end of the insertion rod contacts with the inner wall of the blast hole, when the blasting interval moves to a designated position, the free end of the insertion rod can be inserted into the inner wall of the blast hole by upward pulling of the rope, thereby the fixing of the blasting interval bracket can be realized, in addition, the insertion rod can be hinged with the insertion rod and the sleeve block by the adjusting rod when rotating, so that the sleeve block can move downwards on the support column under the rotation of the insertion rod, thereby the engagement of the first tooth and the second tooth which are arranged obliquely on the support column can be realized by the sleeve block, the insertion rod inserted into the inner wall of the blast hole is locked, thereby the rope is prevented from being detached from the blasting interval bracket, the bracket can not stably exist in the blast hole, and the uniformity of the interval between the gunpowders in the blast hole is influenced, thereby causing influence on the blasting quality of the blasting charge.

2. The utility model discloses the setting of piece is connected through adjusting pole and peg graft pole to the grafting piece, makes the peg graft pole in different position can expand simultaneously under the drive that the piece moved down cup joints to make every peg graft pole can both insert to the inner wall of big gun hole, guarantee the stability ability of blasting spacer support.

3. The utility model discloses when the free end of grafting pole was pricking big gun hole inner wall, the awl type point end that sets up on its free end of accessible reduced the hindrance of soil butt plug pole in the big gun hole inner wall, made more smooth inserting of grafting pole to the big gun hole inner wall in, improved this blasting interval support mounting in the inside efficiency of big gun hole.

Drawings

Fig. 1 is a schematic front view of the internal structure of the present invention;

fig. 2 is a schematic view of a partial top view structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Reference numerals: the novel fixing device comprises a round bottom plate 1, a round top plate 2, a support column 3, an insertion rod 4, a conical tip 5, a sleeving block 6, a hinge base 7, an adjusting rod 8, a first fixing plate 9, a first tooth 10, a second fixing plate 11, a second tooth 12, a lead wire 13 and a lug 14.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

A blasting interval device as shown in fig. 1-3, which comprises a circular bottom plate 1, the middle of the top end of the circular bottom plate 1 is connected with a circular top plate 2 through a support column 3, the circular top plate 2 is parallel to the circular bottom plate 1, the circular top plate 2 and the support column 3 are respectively provided with lead through holes 13 which are communicated with each other, the upper end and the lower end of the support column 3 are fixedly connected with the circular bottom plate 1 and the circular top plate 2 through bolts, the diameters of the circular bottom plate 1 and the circular top plate 2 are smaller than the diameter of a blast hole, the upper end and the lower end of the support column 3 are connected with the circular bottom plate 1 and the circular top plate 2 through bolts, which is convenient for people to assemble the blasting interval bracket and improves the flexibility of the blasting interval bracket, the middle of the top end of the circular top plate 2 is provided with a hanging lug 14 for a rope to pass through, each inserting rod 4 is rotatably connected with the circular bottom plate 1 through a hinge seat 7, the other end of each inserting rod 4 is fixedly connected with a conical tip 5, the conical tips 5 and the inserting rods 4 are integrally formed, when the free end of each inserting rod 4 rotates towards the inner wall of a blast hole, the free end of each inserting rod 4 is pulled upwards by a rope to be downwards inserted into the inner wall of the blast hole, so that the blasting interval support is fixed, when the free end of each inserting rod 4 is inserted into the inner wall of the blast hole, the obstruction of soil in the inner wall of the blast hole to the inserting rod 4 can be reduced through the conical tip 5 arranged on the free end of each inserting rod 4, the inserting rods 4 are more smoothly inserted into the inner wall of the blast hole, the efficiency of the blasting interval support in the blast hole is improved, a sleeve joint block 6 is slidably sleeved on each support column 3, a locking mechanism is arranged between each support column 3 and the sleeve joint block 6, adjusting rods 8 which are in one-to-one correspondence with and vertical alignment with the inserting rods 4 are rotatably connected on the outer side wall, the other end of each adjusting rod 8 is rotatably connected with the side wall of the inserting rod 4 through another hinge seat 7, the locking mechanism comprises first fixing plates 9 which are arranged on the outer side wall of the supporting column 3 at equal intervals, the first fixing plates 9 are arranged along the height direction of the supporting column 3, first teeth 10 which are obliquely arranged are arranged on each first fixing plate 9 at equal intervals, second fixing plates 11 which are aligned with the first fixing plates 9 in a one-to-one correspondence mode are arranged on the inner side wall of the sleeving block 6, the second fixing plates 11 are parallel to the first fixing plates 9, second teeth 12 which are obliquely arranged upwards are arranged on each second fixing plate 11 at equal intervals, the first teeth 10 are meshed with the second teeth 12, at least two first fixing plates 9 and two second fixing plates 11 are arranged, the fixing plates are connected with the sleeving block 6 and the supporting column 3 through adhesion, the number and the positions of the fixing plates are arranged, the mutually meshed teeth on the support can lock a plurality of positions at the joint between the sleeve joint block 6 and the support column 3 simultaneously, so that the stability of the blasting interval support is improved.

The specific application process of the blasting spacer device is as follows: when the blasting interval bracket is used, firstly, the lead of the blasting powder is penetrated to the upper part of the circular top plate 2 from the lead perforation hole 13 on the circular bottom plate 1, and the lead at one side of the circular top plate 2 is remained at the outer side of the blast hole, at the moment, the insertion rod 4 is fixed at the outer side of the support column 3 through the binding rope, secondly, the rope is penetrated through the hanging lug 14 and taken down from the insertion rod 4, secondly, the blasting interval bracket is put into the blast hole, at the moment, the insertion rod 4 rotates on the circular top plate 2 under the action of self gravity and is contacted with the inner side wall of the blast hole, when the blasting interval bracket moves to a designated position, the free end of the insertion rod 4 is inserted into the inner wall of the blast hole through the upward pulling of the rope, so as to realize the fixation of the blasting interval bracket, in addition, when the insertion rod 4 rotates, the sleeving block 6 can move downwards on the support column 3 through the hinging of the adjusting rod 8, therefore, the splicing rod 4 inserted into the inner wall of the blast hole is locked by the engagement of the first tooth 10 and the second tooth 12 which are obliquely arranged on the splicing block 6 and the support column 3, so that the problem that the support cannot stably exist in the blast hole due to the fact that a rope is detached from the blasting interval support, and the support cannot stably exist in the blast hole, and influences are caused on the uniformity of intervals among the blasting agents in the blast hole, and further influences are caused on the blasting quality of the blasting agents;

when the free end of the insertion rod 4 is inserted into the inner wall of the blast hole, the conical tip 5 arranged at the free end of the insertion rod reduces the obstruction of the insertion rod 4 to soil in the inner wall of the blast hole, so that the insertion rod 4 is inserted into the inner wall of the blast hole more smoothly, the efficiency of installing the blasting interval bracket in the blast hole is improved, and the using process of the blasting interval device is completed.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. A blasting spacer device comprises a circular bottom plate (1), wherein the middle part of the top end of the circular bottom plate (1) is connected with a circular top plate (2) through a support column (3), the circular top plate (2) is parallel to the circular bottom plate (1), the circular top plate (2) and the support column (3) are respectively provided with lead through holes (13) which are communicated with each other, the middle part of the top end of the circular top plate (2) is provided with a hanging lug (14) for a rope to pass through, the blasting spacer device is characterized in that at least three insertion rods (4) are arranged at equal intervals along the circumferential direction of the top end of the circular bottom plate (1), each insertion rod (4) is rotatably connected with the circular bottom plate (1) through a hinged seat (7), a sleeve joint block (6) is sleeved on the support column (3) in a sliding manner, and a locking mechanism is arranged between the support column (3), the outer side wall of the sleeving and connecting block (6) is rotatably connected with adjusting rods (8) which are in one-to-one correspondence with the inserting rods (4) and are vertically aligned through a hinged seat (7), the other end of each adjusting rod (8) is rotatably connected with the side wall of the inserting rod (4) through another hinged seat (7), the locking mechanism comprises first fixing plates (9) which are arranged on the outer side wall of the supporting column (3) at equal intervals, the first fixing plates (9) are arranged along the height direction of the supporting column (3), first teeth (10) which are arranged downwards in a downward inclining mode are arranged on each first fixing plate (9) at equal intervals, second fixing plates (11) which are in one-to-one correspondence with the first fixing plates (9) and are aligned are arranged on the inner side wall of the sleeving and connecting block (6), the second fixing plates (11) are parallel to the first fixing plates (9), and second teeth (12) which are arranged upwards inclining are arranged on each second fixing plate (11, the first tooth (10) is engaged with the second tooth (12).

2. A blasting spacer as claimed in claim 1, characterised in that the upper and lower ends of the support column (3) are fixedly connected to the circular base plate (1) and the circular top plate (2) by bolts, and the diameters of the circular base plate (1) and the circular top plate (2) are smaller than the diameter of the blast hole.

3. A blasting spacer as claimed in claim 1, characterised in that the other end of each rod (4) is fixedly connected with a conical point (5), and the conical points (5) are integrally formed with the rod (4).

4. A blasting spacer as claimed in claim 1, wherein there are at least two first fixing plates (9) and second fixing plates (11), and the fixing plates are connected to the socket block (6) and the supporting pillar (3) by adhesion.