CN113686216B

CN113686216B - Quick connecting device and method for detonating tube for tunnel drilling and blasting method construction

Info

Publication number: CN113686216B
Application number: CN202111054907.2A
Authority: CN
Inventors: 陈雨春; 邱光辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2023-05-12
Anticipated expiration: 2041-09-09
Also published as: CN113686216A

Abstract

The invention discloses a quick connecting device and a quick connecting method for a detonating tube for tunnel drilling and blasting method construction, wherein the quick connecting device comprises a connector matrix, the inside of the connector matrix is provided with through holes, the inner walls of the through holes are provided with limiting holes at equal intervals, the top and the bottom of the connector matrix are provided with grooves, limiting teeth are fixedly connected with the inside of the grooves at equal intervals, the outer side of the connector matrix is slidably connected with a fastening sleeve, the outer side of the fastening sleeve is in threaded connection with a locking sleeve, and two buffer grooves are formed in the fastening sleeve.

Description

Quick connecting device and method for detonating tube for tunnel drilling and blasting method construction

Technical Field

The invention belongs to the field of tunnel drilling and blasting construction, and particularly relates to a rapid connecting device and method for a detonating tube for tunnel drilling and blasting construction.

Background

In the prior life, the drilling and blasting method is used for constructing the full-scale drilling and blasting method, namely a construction method for breaking rock mass and opening a grotto by using explosive blasting, and most of railway tunnel engineering in China is used, and is firstly and long-term used in mine tunnel engineering, so the drilling and blasting method is used for excavating, and the method comprises the following basic procedures: (1) drilling holes; (2) charging and blasting; (3) ventilating; (4) necessary construction support; (5) and (5) deslagging and cleaning the field. The method is characterized in that the method comprises a process of cyclically starting, namely blasting circulation, wherein the blasting tunneling distance is called circulating footage, the excavated section is required to be lined, the ideal method is that the chamber section is subjected to one-step blasting molding, and then concrete lining is poured from bottom to top according to the technological requirement, but the method is often used for carrying out block excavation and lining division during construction of a drilling and blasting method due to unstable rock mass and the limitation of construction machines, various schemes with different operation sequences are adopted on railways, namely a tunnel construction method, when the drilling and blasting method is carried out on a tunnel, the arrangement is often required according to the detonation sequence, and detonators with different sections are required to be subjected to time-sharing detonation, so that detonators of the detonators with different sections are required to be connected.

But at present, the conventional practice is to wrap the detonating tube and connect the detonating cap to the detonator, and the detonating tube and the detonator are bound and connected by adopting the insulating adhesive tape, so that the efficiency of the connection process is lower, the binding tightness cannot be ensured, the generation of blind shots and blind shots is easy to cause, and the practical application is not facilitated.

The invention comprises the following steps:

the invention aims to solve the problems and provide a quick connecting device and a quick connecting method for a detonating tube for tunnel drilling and blasting construction, which solve the problems in the prior art.

In order to solve the problems, the invention provides a technical scheme that:

the utility model provides a quick connecting device of detonating tube that tunnel drilling and blasting method construction was used, includes the connector parent, the through-hole has been seted up to the inside of connector parent, spacing hole has been seted up to the inner wall equidistance of through-hole, the top and the bottom of connector parent all set up flutedly, the inside of recess all equidistance fixedly connected with spacing tooth, the outside sliding connection of connector parent has the lock sleeve, the outside threaded connection of lock sleeve has the lock sleeve, two buffer tanks have been seted up to the inside of lock sleeve, the equal sliding connection in inside of buffer tank has the buffer board, the inside of buffer board all fixedly connected with gag lever post, the one end that the gag lever post is close to the recess all extends to between two spacing teeth that correspond, the outside of gag lever post just is located one side of buffer board and all overlaps return spring, the one end that the recess was kept away from to the gag lever post all extends to the outside of lock sleeve.

Preferably, the outside of spacing tooth all is provided with sixty degrees inclined planes, the one end that the gag lever post is close to the recess all has seted up the inclined plane that mutually supports with spacing tooth.

Preferably, the outside of gag lever post just is located the outside of connector parent and has all been seted up the spacing groove, the one end fixedly connected with spacing ring that the lock sleeve is close to the gag lever post, the one end that the lock sleeve was kept away from to the spacing ring extends to the inside of spacing groove.

Preferably, the end of the limiting rod far away from the groove is fixedly connected with a pulling plate.

Preferably, the diameter of the through hole is 8-12mm.

Preferably, the diameter of the limiting hole is 2-5mm.

Preferably, the length of the connector matrix is 90-110mm.

Preferably, the connector matrix is made of soft plastic materials, and the outer side of the connector matrix is provided with a taper.

A quick connection method of detonating tubes for tunnel drilling and blasting construction comprises the following steps:

s1, inserting a detonator to be used into the through hole in the connector matrix;

s2, respectively inserting detonating tubes matched with detonators into corresponding limiting holes;

s3, after the detonator and the detonating tube are inserted, the fastening sleeve matched with the connector matrix is connected to the outer side of the connector matrix in a sliding mode, meanwhile, the limiting rod in the fastening sleeve is aligned to the groove, the fastening sleeve is pushed gradually, the limiting rod and the buffer plate are pushed to move through the matching between the limiting rod and the inclined planes of the limiting teeth, the return spring is extruded, the limiting rod continuously reciprocates under the elastic force of the return spring, meanwhile, the taper of the outer side of the connector matrix is used, the fastening sleeve continuously moves towards one wider end of the connector matrix, the connector matrix is extruded continuously, and the detonating tube in the limiting hole is fastened to the outer side of the detonator;

s4, after the fastening is completed, the outer side of the fastening sleeve is connected with the locking sleeve through threads until a limiting ring at one end of the locking sleeve stretches into the limiting groove, and the limiting rod is fastened.

The beneficial effects of the invention are as follows: according to the invention, the connector matrix with teeth and a certain taper is matched with the fastening sleeve with the limiting fastening structure, the detonator is inserted into the middle, the detonating tube is inserted into the periphery of the detonator, and the fastening sleeve is used for fastening operation, so that the binding operation of the insulating adhesive tape is not needed manually, time and labor are saved, the quick and effective connection is achieved, the detonating effect is ensured, and the practical application is facilitated.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

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

FIG. 2 is a side view of a connector precursor of the present invention;

fig. 3 is an enlarged view at a in fig. 1.

In the figure: 1. a connector matrix; 2. a through hole; 3. a limiting hole; 4. a groove; 5. limit teeth; 6. a fastening sleeve; 7. a locking sleeve; 8. a buffer tank; 9. a buffer plate; 10. a limit rod; 11. a return spring; 12. pulling the plate; 13. a limit groove; 14. and a limiting ring.

The specific embodiment is as follows:

as shown in fig. 1-3, the present embodiment adopts the following technical scheme:

examples:

the quick connecting device for the detonating tube for tunnel drilling and blasting method construction comprises a connector matrix 1, wherein a through hole 2 is formed in the connector matrix 1, and a detonator to be used is conveniently and well inserted into the through hole 2; limiting holes 3 are formed in the inner wall of the through hole 2 at equal intervals, and the detonating tube to be used can be conveniently inserted through the limiting holes 3; grooves 4 are formed in the top and the bottom of the connector parent body 1, limiting teeth 5 are fixedly connected in the grooves 4 at equal intervals, and the grooves 4 are convenient for better mounting the limiting teeth 5; the connector is characterized in that the outer side of the connector parent body 1 is slidably connected with a fastening sleeve 6, the outer side of the fastening sleeve 6 is in threaded connection with a locking sleeve 7, two buffer grooves 8 are formed in the fastening sleeve 6, buffer plates 9 are slidably connected in the buffer grooves 8, limiting rods 10 are fixedly connected in the buffer plates 9, and the buffer plates 9 and the limiting rods 10 are buffered conveniently through the buffer grooves 8; one end, close to the groove 4, of the limiting rod 10 extends between the two corresponding limiting teeth 5, a return spring 11 is sleeved on the outer side of the limiting rod 10 and positioned on one side of the buffer plate 9, and the limiting rod 10 is conveniently matched with the buffer plate 9 through the return spring 11, so that the limiting rod 10 is controlled to return; the end of the limiting rod 10 far away from the groove 4 extends to the outer side of the fastening sleeve 6.

Wherein, the outside of spacing tooth 5 all is provided with sixty degrees inclined planes, the inclined plane that mutually supports with spacing tooth 5 has all been seted up to the one end that gag lever post 10 is close to recess 4, through the inclined plane of mutually supporting for equipment can be quick carry out locking operation, and can't carry out the back, thereby better assurance is to the ligature elasticity of detonating tube and detonator.

Wherein, spacing groove 13 has all been seted up to the outside of gag lever post 10 and the outside that is located connector parent 1, the one end fixedly connected with spacing ring 14 that lock sleeve 7 is close to gag lever post 10, the one end that lock sleeve 7 was kept away from to spacing ring 14 extends to the inside of spacing groove 13, through the cooperation between spacing ring 14 and the spacing groove 13, is convenient for better after the equipment installation is accomplished, locks gag lever post 10, avoids the phenomenon emergence that causes equipment to disengage because of the maloperation.

Wherein, the equal fixedly connected with pulling board 12 of one end that the recess 4 was kept away from to the gag lever post 10 is convenient for better pulling gag lever post 10 through pulling board 12 removes to better dismantles adapter sleeve 6 and connector parent 1.

The diameter of the through hole 2 is 8.89mm, so that the size of the detonator can be better adapted to use.

Wherein, the diameter of spacing hole 3 is 3mm, and the size of the better adaptation detonating tube of being convenient for uses.

The length of the connector matrix 1 is 100mm, so that the overall use effect of the device is improved conveniently.

Wherein, the connector parent 1 is made by soft plastic material, just the outside of connector parent 1 is provided with the tapering, and the better cooperation adapter sleeve 6 of being convenient for deforms to fasten the detonating tube.

s1, inserting a detonator to be used into a through hole 2 in a connector matrix 1;

s2, respectively inserting detonating tubes matched with detonators into the corresponding limiting holes 3;

s3, after the detonator and the detonating tube are inserted, the fastening sleeve 6 matched with the connector matrix 1 is connected to the outer side of the connector matrix 1 in a sliding mode, meanwhile, the limiting rod 10 in the fastening sleeve 6 is aligned to the groove 4, the fastening sleeve 6 is pushed gradually, the limiting rod 10 and the buffer plate 9 are pushed to move through the matching between the limiting rod 10 and the inclined planes of the limiting teeth 5, meanwhile, the return spring 11 is extruded, the limiting rod 10 is enabled to continuously reciprocate under the elastic force of the return spring 11, meanwhile, the taper of the outer side of the connector matrix 1 is utilized, the connector matrix 1 is continuously extruded along with the continuous movement of the fastening sleeve 6 to the wider end of the connector matrix 1, and the detonating tube in the limiting hole 3 is fastened to the outer side of the detonator;

and S4, after the fastening is completed, the outer side of the fastening sleeve 6 is connected with the locking sleeve 7 through threads until a limiting ring 14 at one end of the locking sleeve 7 stretches into the limiting groove 13, and the limiting rod 10 is fastened.

Specifically, when actual use, according to the design preparation connector parent 1 of graphic design and fastening cover 6, at first will need the inside of the inside through-hole 2 of connector parent 1 of detonator insertion, then insert the inside of corresponding spacing hole 3 respectively with the nonel that the detonator used with the detonator cooperation, wait after detonator and nonel insertion are accomplished, will with the fastening cover 6 sliding connection that connector parent 1 used with the connector parent 1 in the outside of the detonator, simultaneously with the inside gag lever post 10 alignment recess 4 of fastening cover 6, and promote fastening cover 6 gradually, through the cooperation between gag lever post 10 and spacing tooth 5 inclined plane, promote gag lever post 10 and buffer board 9 and remove, extrusion return spring 11 simultaneously, under return spring 11's elasticity effect, make the continuous reciprocating motion of gag lever post 10, simultaneously through the tapering in the outside of connector parent 1, along with the continuous one end of fastening cover 6 to connector parent 1 is comparatively wide, thereby the extrusion connector parent 1, and then fasten the nonel inside nonel at the outside of detonator, after the fastening is accomplished, at the outside of the adhesive tape, connect 7 at the outside of fastening cover 6, and the inside the time saving effect of 13 can be guaranteed to the time-saving and the inside of explosion collar 7, and the effect of the explosion collar 7 can be guaranteed, and the effect of the inside 13 is connected to the manual work, and the time saving can be guaranteed.

In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick connecting device of detonating tube that tunnel drilling and blasting method construction was used, its characterized in that includes connector parent (1), through-hole (2) have been seted up to the inside of connector parent (1), spacing hole (3) have been seted up to the inner wall equidistance of through-hole (2), recess (4) have all been seted up to the top and the bottom of connector parent (1), the inside of recess (4) all equidistance fixedly connected with spacing tooth (5), the outside sliding connection of connector parent (1) has adapter sleeve (6), the outside threaded connection of adapter sleeve (6) has lock sleeve (7), two buffer tanks (8) have been seted up to the inside of adapter sleeve (6), the inside of buffer tank (8) all sliding connection has buffer board (9), the inside of buffer board (9) all fixedly connected with gag lever (10), the one end that gag lever (10) is close to recess (4) all extends to between two corresponding spacing teeth (5), the outside of gag lever (10) just is located one side of buffer board (9) and is had one end that the equal extension spring (10) is kept away from in the outside of buffer board (4);

the outer sides of the limiting teeth (5) are respectively provided with sixty-degree inclined planes, and one end, close to the groove (4), of the limiting rod (10) is respectively provided with an inclined plane matched with the limiting teeth (5);

the outside of the limiting rod (10) and the outside of the connector matrix (1) are provided with limiting grooves (13), one end of the locking sleeve (7) close to the limiting rod (10) is fixedly connected with a limiting ring (14), and one end of the limiting ring (14) far away from the locking sleeve (7) extends to the inside of the limiting grooves (13);

the connector matrix (1) is made of soft plastic materials, and the outer side of the connector matrix (1) is provided with a taper.

2. The quick connecting device for the detonating tube for tunnel drilling and blasting construction according to claim 1, wherein the end, far away from the groove (4), of the limiting rod (10) is fixedly connected with a pulling plate (12).

3. The rapid connecting device of detonating tube for tunnel drilling and blasting construction according to claim 1, wherein the diameter of the through hole (2) is 8-12mm.

4. The rapid connecting device of detonating tubes for tunnel drilling and blasting construction according to claim 1, wherein the diameter of the limiting hole (3) is 2-5mm.

5. The rapid connecting device of detonating tube for tunnel drilling and blasting construction according to claim 1, wherein the length of the connector matrix (1) is 90-110mm.

6. The rapid connection method of detonating tubes for tunnel drilling and blasting construction according to any one of claims 1 to 5, comprising the steps of:

s1, inserting a detonator to be used into a through hole (2) in the connector matrix (1);

s2, respectively inserting detonating tubes matched with detonators into corresponding limit holes (3);

s3, after the detonator and the detonating tube are inserted, a fastening sleeve (6) matched with the connector parent body (1) is connected to the outer side of the connector parent body (1) in a sliding mode, meanwhile, a limiting rod (10) in the fastening sleeve (6) is aligned to the groove (4), the fastening sleeve (6) is pushed gradually, the limiting rod (10) and the buffer plate (9) are pushed to move through the matching between the limiting rod (10) and the inclined surfaces of the limiting teeth (5), meanwhile, a return spring (11) is extruded, the limiting rod (10) continuously reciprocates under the elastic force of the return spring (11), meanwhile, the outer side of the connector parent body (1) is gradually extruded to move towards one wider end of the connector parent body (1) along with the continuous movement of the fastening sleeve (6), and then the detonating tube in the limiting hole (3) is fastened to the outer side of the detonator;

s4, after the fastening is completed, the outer side of the fastening sleeve (6) is connected with the locking sleeve (7) through threads until a limiting ring (14) at one end of the locking sleeve (7) stretches into the limiting groove (13), and the limiting rod (10) is fastened.