CN210154451U

CN210154451U - Presplitting blasting blast hole charging device for foundation pit excavation

Info

Publication number: CN210154451U
Application number: CN201921187153.6U
Authority: CN
Inventors: 邓敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-03-17
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a presplitting blasting big gun hole charging means for foundation ditch excavation, including the powder charge bottom tube, the inner chamber bottom of powder charge bottom tube is equipped with a plurality of equidistance cartridge case, the upper end left side fixed mounting of powder charge bottom tube has the hinge, the powder charge bottom tube has the powder charge lid through the fixed hinge joint of hinge, the inboard middle part fixed mounting of powder charge lid has the sleeve, fixed mounting has the spring in the sleeve, the other end fixed mounting of spring has the bracing piece, the lower extreme fixed mounting of bracing piece has the fixed plate. The utility model discloses a cartridge case that the equidistance set up puts into little cartridge to let the position of little cartridge installation accurate, then close the loading lid through the hinge, arrange the cartridge case in through the fixed plate, then fix little cartridge through the fixed plate, then arrange the fixed orifices in through the threaded rod and fix powder charge bottom tube and powder charge lid through screwing up the nut, thereby let the fixed more firm of little cartridge, further improvement presplitting blasting effect.

Description

Presplitting blasting blast hole charging device for foundation pit excavation

Technical Field

The utility model relates to a blasting engineering technical field specifically is a presplitting blasting big gun hole charging means for foundation ditch excavation.

Background

Currently, there are some deficiencies in the existing, for example; at present, a serial spaced charging structure is mainly adopted in presplitting blasting, standard cartridges or small cartridges which are changed by oneself are bound on a detonating cord at certain intervals according to the specified linear charging density, and are bound on bamboo chips or bamboo poles together and put into holes, and the presplitting blasting has the problems that the installation position of the small and medium cartridges is difficult to accurately control, the small cartridges cannot be fixed, and the presplitting blasting effect is finally influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a presplitting blasting big gun hole charging means for foundation ditch excavation has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a presplitting blasting big gun hole charging device for foundation pit excavation comprises a charging bottom pipe, wherein a plurality of equidistant charging barrels are arranged at the bottom end of an inner cavity of the charging bottom pipe, a hinge is fixedly arranged at the left side of the upper end of the charging bottom pipe, a charging cover is fixedly hinged to the charging bottom pipe through the hinge, a sleeve is fixedly arranged in the middle of the inner side of the charging cover, a spring is fixedly arranged in the sleeve, a supporting rod is fixedly arranged at the other end of the spring, a fixing plate is fixedly arranged at the lower end of the supporting rod, the fixing plate is arranged in the charging barrels, a lower bearing plate is fixedly arranged at the right side of the charging bottom pipe, an upper bearing plate is fixedly arranged at the right side of the charging cover, a threaded rod is fixedly arranged at the lower end of the upper bearing plate, a fixing hole is formed in the charging bottom pipe, the threaded rod, the nut is in threaded connection with the threaded rod.

As a preferred embodiment of the utility model, the through-hole has all been seted up at both ends about telescopic, the equal fixed mounting in both ends has the horizontal pole, two about the bracing piece two in two through-holes are arranged respectively to the horizontal pole.

As a preferred embodiment of the present invention, a plurality of the front side of the cartridge case is provided with a scale.

As an optimized embodiment of the utility model, a rubber pad is arranged between the right side of the medicine charging bottom tube and the medicine charging cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a presplitting blasting big gun hole charging means for foundation ditch excavation, the cartridge case that sets up through the equidistance puts into little cartridge, thereby let the position of little cartridge installation accurate, then close the loading lid through the hinge, arrange the cartridge case in through the fixed plate, then fix little cartridge through the fixed plate, then arrange the fixed orifices in through the threaded rod and fix powder charge bottom tube and powder charge lid through screwing up the nut, thereby let the fixed more firm of little cartridge, further improvement presplitting blasting effect.

2. The utility model relates to a presplitting blasting big gun hole charging means for foundation ditch excavation thereby carries on spacingly to the bracing piece in arranging the through-hole in through-hole through the horizontal pole, further increase bracing piece to the fixed stability of little cartridge.

3. The utility model relates to a presplitting blasting big gun hole charging means for foundation ditch excavation, the quantity of the little cartridge of control that can be accurate through the scale increases the effect of presplitting the blasting.

4. The utility model relates to a presplitting blasting big gun hole charging means for foundation ditch excavation can increase the leakproofness of powder charge bottom tube and powder charge lid through the rubber pad, prevents that debris from getting into the effect that influences the presplitting blasting in powder charge bottom tube and the powder charge lid.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of a presplitting blasting big hole charging device for foundation pit excavation of the utility model;

fig. 2 is the utility model relates to a top view of presplitting blasting big gun hole charging means powder charge bottom tube for foundation ditch excavation.

Figure 3 is the utility model relates to a front view of presplitting blasting big gun hole charging means through-hole for foundation ditch excavation.

In the figure: 1. a charge bottom tube; 2. a hinge; 3. a medicine loading cover; 4. a rubber pad; 5. a cross bar; 6. a spring; 7. a sleeve; 8. an upper bearing plate; 9. a threaded rod; 10. a fixing hole; 11. a lower bearing plate; 12. a nut; 13. a support bar; 14. loading a medicine box; 15. a fixing plate; 16. a graduated scale; 17. and a through hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a presplitting blasting big gun hole charging device for foundation pit excavation comprises a charging bottom pipe 1, wherein a plurality of equidistant charging barrels 14 are arranged at the bottom end of an inner cavity of the charging bottom pipe 1, a hinge 2 is fixedly installed on the left side of the upper end of the charging bottom pipe 1, a charging cover 3 is fixedly hinged to the charging bottom pipe 1 through the hinge 2, a sleeve 7 is fixedly installed in the middle of the inner side of the charging cover 3, a spring 6 is fixedly installed in the sleeve 7, a supporting rod 13 is fixedly installed at the other end of the spring 6, a fixing plate 15 is fixedly installed at the lower end of the supporting rod 13, the fixing plate 15 is arranged in the charging barrel 14, a lower bearing plate 11 is fixedly installed on the right side of the charging bottom pipe 1, an upper bearing plate 8 is fixedly installed on the right side of the charging cover 3, a threaded rod 9 is fixedly installed at the lower end of the upper bearing plate 8, threaded rod 9 runs through in fixed orifices 10, be equipped with nut 12 on the threaded rod 9 of the downside of loading board 11 down, nut 12 and threaded rod 9 screwed connection, cartridge case 14 through the equidistance setting is put into little cartridge, thereby let the position accuracy of little cartridge installation, then close cartridge cover 3 through hinge 2, arrange cartridge case 14 in through fixed plate 15, then fix little cartridge through fixed plate 15, then fix powder charge bottom tube 1 and powder charge lid 3 through screwing up nut 12 in arranging fixed orifices 10 in through threaded rod 9, thereby let fixed more firm of little cartridge, further improvement the presplitting blasting effect.

In this embodiment (as shown in fig. 1 and 3), through-hole 17 has all been seted up at both ends about sleeve 7, the equal fixed mounting in both ends has horizontal pole 5, two about bracing piece 13 in two through-holes 17 are arranged respectively in horizontal pole 5, thereby arrange through-hole 17 in through-hole through horizontal pole 5 and carry on spacingly to bracing piece 13, further increase bracing piece 13 is to the fixed stability of little cartridge.

In this embodiment (see fig. 1), the graduated scales 16 are disposed on the front sides of the cartridges 14, and the graduated scales 16 can accurately control the amount of the small cartridges, so as to increase the pre-splitting blasting effect.

In this embodiment (see fig. 1), a rubber pad 4 is disposed between the charging bottom tube 1 and the right side of the charging cover 3, and the rubber pad 4 can increase the sealing performance between the charging bottom tube 1 and the charging cover 3, so as to prevent impurities from entering the charging bottom tube 1 and the charging cover 3 to affect the pre-splitting blasting effect.

It should be noted that the utility model relates to a presplitting blasting big gun hole charging means for foundation ditch excavation, including powder charge bottom tube 1, hinge 2, powder charge lid 3, rubber pad 4, horizontal pole 5, spring 6, sleeve 7, upper bearing board 8, threaded rod 9, fixed orifices 10, lower bearing board 11, nut 12, bracing piece 13, powder charge case 14, fixed plate 15, scale 16, through-hole 17, the part is general standard component or the part that technical staff in this field knows, its structure and principle all can be known or can be obtained through the conventional experimental method for this technical staff, during operation, put into the small cartridge case through powder charge case 14 that the equidistance set up, thereby let the position of small cartridge installation accurate, then close powder charge lid 3 through hinge 2, arrange in powder charge case 14 through fixed plate 15, then fix the small cartridge case through fixed plate 15, then fix powder charge bottom tube 1 and powder charge lid 3 through screwing up nut 12 in arranging fixed orifices 10 in through threaded rod 9, thereby let the fixed more firm of little cartridge, further improvement the presplitting blasting effect, thereby arrange through-hole 17 in through-hole through horizontal pole 5 and carry on spacingly to bracing piece 13, further increase bracing piece 13 is to the fixed stability of little cartridge, the quantity of the little cartridge of control that can be accurate through scale 16, increase the effect of presplitting blasting, can increase the leakproofness of powder charge bottom tube 1 and powder charge lid 3 through rubber pad 4, prevent that debris from getting into the effect of influence presplitting blasting in powder charge bottom tube 1 and the powder charge lid 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a presplitting blasting big gun hole charging means for foundation ditch excavation, includes powder charge bottom tube (1), its characterized in that: the inner chamber bottom of powder charge bottom tube (1) is equipped with a plurality of equidistance powder charge case (14), the upper end left side fixed mounting of powder charge bottom tube (1) has hinge (2), powder charge bottom tube (1) has powder charge lid (3) through hinge (2) fixed hinge joint, the inboard middle part fixed mounting of powder charge lid (3) has sleeve (7), fixed mounting has spring (6) in sleeve (7), the other end fixed mounting of spring (6) has bracing piece (13), the lower extreme fixed mounting of bracing piece (13) has fixed plate (15), fixed plate (15) are arranged in powder charge case (14), the right side fixed mounting of powder charge bottom tube (1) has lower bearing board (11), the right side fixed mounting of powder charge lid (3) has upper bearing board (8), the lower extreme fixed mounting of upper bearing board (8) has threaded rod (9), the powder charging bottom tube (1) is provided with a fixing hole (10), the threaded rod (9) penetrates through the fixing hole (10), the threaded rod (9) on the lower side of the lower bearing plate (11) is provided with a nut (12), and the nut (12) is in threaded connection with the threaded rod (9).

2. The presplitting blasting blasthole charging device for foundation pit excavation according to claim 1, characterized in that: through-hole (17) have all been seted up at both ends about sleeve (7), the equal fixed mounting in both ends has horizontal pole (5), two about bracing piece (13) horizontal pole (5) are arranged in two through-holes (17) respectively.

3. The presplitting blasting blasthole charging device for foundation pit excavation according to claim 1, characterized in that: the front sides of the medicine containing barrels (14) are provided with graduated scales (16).

4. The presplitting blasting blasthole charging device for foundation pit excavation according to claim 1, characterized in that: a rubber pad (18) is arranged between the right side of the medicine charging bottom tube (1) and the right side of the medicine charging cover (3).