CN109631704A - It is a kind of to facilitate fixed explosive cartridge suspension apparatus - Google Patents

It is a kind of to facilitate fixed explosive cartridge suspension apparatus Download PDF

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Publication number
CN109631704A
CN109631704A CN201910065840.9A CN201910065840A CN109631704A CN 109631704 A CN109631704 A CN 109631704A CN 201910065840 A CN201910065840 A CN 201910065840A CN 109631704 A CN109631704 A CN 109631704A
Authority
CN
China
Prior art keywords
fixed
plate
explosive cartridge
terminal pad
clamp plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910065840.9A
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Chinese (zh)
Inventor
张义平
张笑笑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou University
Original Assignee
Guizhou University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou University filed Critical Guizhou University
Priority to CN201910065840.9A priority Critical patent/CN109631704A/en
Publication of CN109631704A publication Critical patent/CN109631704A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42DBLASTING
    • F42D1/00Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/08Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42DBLASTING
    • F42D3/00Particular applications of blasting techniques
    • F42D3/04Particular applications of blasting techniques for rock blasting

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Portable Nailing Machines And Staplers (AREA)

Abstract

Facilitate fixed explosive cartridge suspension apparatus the invention discloses a kind of, can be good at calculating the depth that explosive cartridge protrudes into deep-well, and conveniently play fixed function to explosive cartridge, and positioning and accurate positioning conveniently are carried out to explosive cartridge;Pass through the structure design of connection riser, pointer, fixing bolt, handle, the first terminal pad, the second terminal pad, tooth block and connecting rope, the circle number that can be rotated to fixed cylinder calculates, and the length of composite harness releasing can be calculated according to relevant data, so that the depth protruded into deep-well to explosive cartridge ontology calculates;By installing fixing clamp in fixed plate, the composite harness of releasing is fixed fixing clamp, to play fixed function to explosive cartridge ontology.

Description

It is a kind of to facilitate fixed explosive cartridge suspension apparatus
Technical field
The present invention relates to explosion correlative technology fields, specially a kind of to facilitate fixed explosive cartridge suspension apparatus.
Background technique
Explosion is that a technology of excavation effect is played using lethality caused by explosive, and according to the object excavated Difference, the explosion cartridge form used are also different, wherein when carrying out explosion to deep-well, need to suspend explosive cartridge in midair, with Explosive cartridge is facilitated to protrude into deep-well.
When suspending in midair to explosive cartridge, specific suspension apparatus is needed, but current explosive cartridge suspention existing in the market fills It sets and tends not to calculate the depth that explosive cartridge protrudes into deep-well well, and general explosive cartridge suspension apparatus inconvenience is to explosion Cylinder plays fixed function, and common explosive cartridge suspension apparatus inconvenience carries out positioning and position inaccurate to explosive cartridge, this Invention be designed to provide it is a kind of facilitate fixed explosive cartridge suspension apparatus, to solve the current city that above-mentioned background technique proposes On field the problem of explosive cartridge suspension apparatus.
Summary of the invention
Facilitate fixed explosive cartridge suspension apparatus the purpose of the present invention is to provide a kind of, to solve in above-mentioned background technique The most of explosive cartridge suspension apparatus proposed cannot calculate the depth that explosive cartridge protrudes into deep-well well, and inconvenience is to explosion Cylinder plays fixed function, and inconvenient the problem of carrying out positioning and position inaccurate to explosive cartridge.
To achieve the above object, the invention provides the following technical scheme: a kind of facilitate fixed explosive cartridge suspension apparatus, packet Fixed cylinder is included, the outer surface of the fixed cylinder, which is equidistantly coiled, composite harness, and the upper end of composite harness has been fixedly mounted on On quick-fried device, the initiator is mounted on the top of left side fixed vertical plate, and the left-hand face of left side fixed vertical plate offers connection Hole further includes connection riser, and the connection riser is welded to connect in the left end of left side fixed vertical plate, and the upper end for connecting riser is solid Dingan County is equipped with pointer, and the lower end of the connection riser, which is run through, is connected with fixing bolt, and the left end for connecting riser is welded and connected with handle Hand, the right end of the fixed cylinder is fixedly installed with the first terminal pad, and the top engagement of the first terminal pad is connected with the second connection The outer surface of disk, first terminal pad and the second terminal pad is respectively provided with teeth piece, and in the first terminal pad and the second terminal pad Coiling has connecting rope, further includes locating ring, the locating ring is located at the lower end outside of composite harness, and the outer surface of locating ring It is welded and connected with connecting rod, the inside for being connected to connecting cylinder is run through in one end of the remotely located circle of connecting rod, and connecting cylinder is solid Dingan County is mounted in the inner surface of fixed plate, and the inside of the fixed plate, which is run through, is connected with connecting plate, and the left side upper end of connecting plate is solid Dingan County is equipped with fixing clamp, further includes explosive cartridge ontology, the explosive cartridge ontology is fixedly mounted on the lower section of composite harness.
Preferably, the connecting hole is distributed about the center circular array of fixed vertical plate, and connecting hole and fixing bolt Connection type is to be threadedly coupled.
Preferably, the outer surface of first terminal pad and the second terminal pad is angularly fixedly installed with tooth block, and The number of tooth block is two times of tooth block number in the second terminal pad in one terminal pad.
Preferably, the fixed plate is angularly arranged about the center of locating ring, and fixed plate is between any two and fixed plate It is stretching structure between locating ring.
Preferably, the fixing clamp includes upper clamp plate, lower clamp plate and rubber pad, is connected with lower clamp plate below upper clamp plate, The inner surface of upper clamp plate and lower clamp plate, which fits closely, is provided with rubber pad.
Preferably, the equal semicircular in shape structure of the inner surface of the upper clamp plate and lower clamp plate, and upper clamp plate and lower clamp plate are constituted Rotational structure, and the connection type of upper clamp plate and lower clamp plate is to be connected together.
It compared with prior art, can be fine the beneficial effects of the present invention are: this facilitates fixed explosive cartridge suspension apparatus The depth for calculating explosive cartridge and protruding into deep-well, and fixed function conveniently is played to explosive cartridge, and conveniently carry out to explosive cartridge Positioning and accurate positioning;
1, by connecting riser, pointer, fixing bolt, handle, the first terminal pad, the second terminal pad, the structure of tooth block and connecting rope Design, the circle number that can be rotated to fixed cylinder calculates, and the length of composite harness releasing can be calculated according to relevant data, The depth to protrude into deep-well to explosive cartridge ontology calculates;
2, by installing fixing clamp in fixed plate, the composite harness of releasing is fixed fixing clamp, thus right Explosive cartridge ontology plays fixed function, in addition, can be by the threaded connection of fixing bolt and connecting hole, so that fixed cylinder stops turning It is dynamic, and fix, so that the composite harness to releasing plays fixed function;
3, it is designed by the structure of locating ring, connecting rod, connecting cylinder, fixed plate and connecting plate, locating ring is made to be located at total Middle, therefore, can by the way that the structure is placed at the cornice of deep-well, so that locating ring is located on the center of deep-well, from And explosive cartridge ontology is located on the central axes of deep-well, so that accurate positioning, and can be according to the size of deep-well well head to positioning The structure that circle, connecting rod, connecting cylinder, fixed plate and connecting plate form is adjusted, so that the location structure is suitable for different wells The deep-well positioning of mouth size.
Detailed description of the invention
Fig. 1 is that the present invention faces the schematic diagram of the section structure;
Fig. 2 is side elevational cross-section structural schematic diagram of the present invention;
Fig. 3 connect side structure schematic view with the second terminal pad for the first terminal pad of the invention;
Fig. 4 connect overlooking structure diagram with connecting plate for fixed plate of the present invention;
Fig. 5 is fixed folder structure schematic diagram of the present invention.
In figure: 1, fixed cylinder;2, composite harness;3, initiator;4, fixed vertical plate;5, connecting hole;6, riser is connected;7, refer to Needle;8, fixing bolt;9, handle;10, support plate;11, the first terminal pad;12, the second terminal pad;13, tooth block;14, connecting rope; 15, locating ring;16, connecting rod;17, connecting cylinder;18, fixed plate;19, connecting plate;20, fixing clamp;2001, upper clamp plate;2002, Lower clamp plate;2003, rubber pad;21, explosive cartridge ontology.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: it is a kind of to facilitate fixed explosive cartridge suspension apparatus, including Fixed cylinder 1, composite harness 2, initiator 3, fixed vertical plate 4, connecting hole 5, connection riser 6, pointer 7, fixing bolt 8, handle 9, branch Fagging 10, the first terminal pad 11, the second terminal pad 12, tooth block 13, connecting rope 14, locating ring 15, connecting rod 16, connecting cylinder 17, Fixed plate 18, connecting plate 19, fixing clamp 20 and explosive cartridge ontology 21, the outer surface of fixed cylinder 1, which is equidistantly coiled, composite harness 2, and the upper end of composite harness 2 is fixedly mounted on initiator 3, initiator 3 is mounted on the top of left side fixed vertical plate 4, and left The left-hand face of side fixed vertical plate 4 offers connecting hole 5, further includes connection riser 6, and connection riser 6 is welded to connect solid in left side Determine the left end of riser 4, and the upper end for connecting riser 6 is fixedly installed with pointer 7, the lower end of connection riser 6, which is run through, is connected with fixation Bolt 8, and the left end for connecting riser 6 is welded and connected with handle 9, the right end of fixed cylinder 1 are fixedly installed with the first terminal pad 11, and the The top of one terminal pad 11, which is engaged, is connected with the second terminal pad 12, and the outer surface of the first terminal pad 11 and the second terminal pad 12 is all provided with It is equipped with tooth block 13, and coiling has connecting rope 14 in the first terminal pad 11 and the second terminal pad 12, further includes locating ring 15, positioning Circle 15 is located at the lower end outside of composite harness 2, and the outer surface of locating ring 15 is welded and connected with connecting rod 16, and connecting rod 16 is separate The inside for being connected to connecting cylinder 17 is run through in one end of locating ring 15, and connecting cylinder 17 is fixedly mounted on the inner surface of fixed plate 18, The inside of fixed plate 18, which is run through, is connected with connecting plate 19, and the left side upper end of connecting plate 19 is fixedly installed with fixing clamp 20, also wraps Explosive cartridge ontology 21 is included, explosive cartridge ontology 21 is fixedly mounted on the lower section of composite harness 2.
Connecting hole 5 is distributed about the center circular array of fixed vertical plate 4 as shown in figure 1, and connecting hole 5 and fixing bolt 8 Connection type is to be threadedly coupled, can by the threaded connection of connecting hole 5 and fixing bolt 8 so that fixing bolt 8 and fixed vertical plate 4 into Row is fixed, so that the rotation of fixed cylinder 1 be fixed;
As the outer surface of the first terminal pad 11 and the second terminal pad 12 is angularly fixedly installed with tooth block 13, and first in Fig. 3 The number of tooth block 13 is 13 several two times of tooth block in the second terminal pad 12 in terminal pad 11, can be turned by the first terminal pad 11 When moving the rotation for driving the second terminal pad 12, and making the first terminal pad 11 1 circle of rotation, the second terminal pad 12 just rotates 2 circles, The rotation of fixed cylinder 1 is counted to convenient;
As fixed plate 18 is angularly arranged about the center of locating ring 15 in Fig. 4, and fixed plate 18 between any two with fixed plate 18 It is stretching structure between locating ring 15, it can be by the stretching structure, so that fixed plate 18 and the circle of the composition of connecting plate 19 Diameter dimension changes therewith, so that fixed plate 18 and connecting plate 19 are applicable to the deep-well of different-diameter size;
If fixing clamp 20 includes upper clamp plate 2001, lower clamp plate 2002 and rubber pad 2003 in Fig. 5, the lower section of upper clamp plate 2001 is connected There is a lower clamp plate 2002, the inner surface of upper clamp plate 2001 and lower clamp plate 2002, which fits closely, is provided with rubber pad 2003, upper clamp plate 2001 and lower clamp plate 2002 the equal semicircular in shape structure of inner surface, and upper clamp plate 2001 and lower clamp plate 2002 constitute rotational structure, And the connection type of upper clamp plate 2001 and lower clamp plate 2002 is to be connected together, and can pass through upper clamp plate 2001 and lower clamp plate 2002 It rotates and is connected together, so that upper clamp plate 2001 and lower clamp plate 2002 play fixed function to composite harness 2, prevent composite harness 2 sliding.
Working principle: when facilitating fixed explosive cartridge suspension apparatus using this, first by locating ring 15, connecting rod 16, The structure that connecting cylinder 17, fixed plate 18 and connecting plate 19 form is placed at the well head of deep-well, and according to the diameter dimension of well head The structure is adjusted in size, since fixed plate 18 is flexible knot between fixed plate 18 and locating ring 15 between any two Structure therefore can be to locating ring 15, connecting rod 16, connecting cylinder 17, fixed plate 18 and the consitutional diameter dimension of connecting plate 19 It is adjusted, explosive cartridge ontology 21 is then passed through into locating ring 15, and explosive cartridge ontology 21 is put into deep-well, and swing handle 9, drive fixed cylinder 1 rotation, the composite harness 2 in fixed cylinder 1 is unclasped, and make handle 9 velocity of rotation keep compared with To be slow, so that explosive cartridge ontology 21 slowly enters in deep-well, when rotating handles 9 drive fixed cylinder 1 to rotate, can make to fix Cylinder 1 drives the rotation of the first terminal pad 11, since the outer surface of the first terminal pad 11 and the second terminal pad 12 is angularly fixed With teeth piece 13 is installed, and the number of tooth block 13 is 13 several two times of tooth block in the second terminal pad 12 in the first terminal pad 11, because When this can make the first terminal pad 11 1 circle of rotation, the second terminal pad 12 just rotate 2 and encloses, and coils and have in the first terminal pad 11 Therefore connecting rope 14, and the end of connecting rope 14 is fixed in the second terminal pad 12 in the rotation of the second terminal pad 12, makes the Connecting rope 14 in one terminal pad 11 is gradually coiled in the second terminal pad 12, so as to pass through several second terminal pad, 12 surface disks Around connecting rope 14 circle number, to fixed cylinder 1 rotate circle number count, in addition, left side 4 surface of fixed vertical plate be arranged There is scale, and pointer 7 is installed on connection riser 6, the numerical value that can be indicated by judging pointer 7 rotates fixed cylinder 1 discontented The releasing length of composite harness 2 is calculated when 1 circle, by this way, explosive cartridge ontology 21 can be protruded into the depth of deep-well into Row estimation and calculating, so that explosive cartridge ontology 21 is more acurrate in the position in shaft bottom, it, will be compound after explosive cartridge ontology 21 is placed Harness 2 is placed on the inside of upper clamp plate 2001 and lower clamp plate 2002, rotates upper clamp plate 2001 on lower clamp plate 2002, and Upper clamp plate 2001 and lower clamp plate 2002 are connected together, to play the role of being fixedly clamped to composite harness 2, and rubber Pad 2003 can the clamping position to composite harness 2 play a protective role, fixed work thus is played to the position of explosive cartridge ontology 21 With facilitating the working principle of fixed explosive cartridge suspension apparatus here it is this.
The standardized element that the present invention uses can commercially, and shaped piece is according to specification and attached drawing note Load can carry out customized, and the specific connection type of each part is all made of in the prior art mature bolt, rivet, welding etc. Conventional means, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection uses the prior art Middle conventional connection type, this will not be detailed here, and the content being not described in detail in this specification belongs to this field professional technique The prior art well known to personnel.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this Within the protection scope of invention.

Claims (6)

1. a kind of facilitate fixed explosive cartridge suspension apparatus, including fixed cylinder (1), it is characterised in that: outside the fixed cylinder (1) Surface, which is equidistantly coiled, to be had composite harness (2), and the upper end of composite harness (2) is fixedly mounted on initiator (3), the detonation Device (3) is mounted on the top of left side fixed vertical plate (4), and the left-hand face of left side fixed vertical plate (4) offers connecting hole (5), It further include connection riser (6), the connection riser (6) is welded to connect in the left end of left side fixed vertical plate (4), and connects riser (6) upper end is fixedly installed with pointer (7), and the lower end of connection riser (6), which is run through, to be connected with fixing bolt (8), and is connected perpendicular The left end of plate (6) is welded and connected with handle (9), and the right end of the fixed cylinder (1) is fixedly installed with the first terminal pad (11), and the The top engagement of one terminal pad (11) is connected with the second terminal pad (12), first terminal pad (11) and the second terminal pad (12) Outer surface be respectively provided with teeth piece (13), and in the first terminal pad (11) and the second terminal pad (12) coiling have connecting rope It (14), further include locating ring (15), the locating ring (15) is located at the lower end outside of composite harness (2), and locating ring (15) Outer surface is welded and connected with connecting rod (16), and one end of the remotely located circle (15) of connecting rod (16), which is run through, is connected to connecting cylinder (17) inside, and connecting cylinder (17) is fixedly mounted on the inner surface of fixed plate (18), the inside of the fixed plate (18) is run through It is connected with connecting plate (19), and the left side upper end of connecting plate (19) is fixedly installed with fixing clamp (20), further includes explosive cartridge ontology (21), the explosive cartridge ontology (21) is fixedly mounted on the lower section of composite harness (2).
A kind of facilitate fixed explosive cartridge suspension apparatus 2. according to claim 1, it is characterised in that: the connecting hole (5) it is distributed about the center circular array of fixed vertical plate (4), and the connection type of connecting hole (5) and fixing bolt (8) is screw thread Connection.
A kind of facilitate fixed explosive cartridge suspension apparatus 3. according to claim 1, it is characterised in that: first connection The outer surface of disk (11) and the second terminal pad (12) is angularly fixedly installed with tooth block (13), and tooth in the first terminal pad (11) The number of block (13) is two times of tooth block (13) number on the second terminal pad (12).
A kind of facilitate fixed explosive cartridge suspension apparatus 4. according to claim 1, it is characterised in that: the fixed plate (18) center about locating ring (15) is angularly arranged, and fixed plate (18) between any two with fixed plate (18) and locating ring It (15) is stretching structure between.
A kind of facilitate fixed explosive cartridge suspension apparatus 5. according to claim 1, it is characterised in that: the fixing clamp It (20) include upper clamp plate (2001), lower clamp plate (2002) and rubber pad (2003), upper clamp plate is connected with lower folder below (2001) The inner surface of plate (2002), upper clamp plate (2001) and lower clamp plate (2002), which fits closely, is provided with rubber pad (2003).
A kind of facilitate fixed explosive cartridge suspension apparatus 6. according to claim 5, it is characterised in that: the upper clamp plate (2001) and the equal semicircular in shape structure of the inner surface of lower clamp plate (2002), and upper clamp plate (2001) and lower clamp plate (2002) constitute and turn Dynamic structure, and the connection type of upper clamp plate (2001) and lower clamp plate (2002) is to be connected together.
CN201910065840.9A 2019-01-28 2019-01-28 It is a kind of to facilitate fixed explosive cartridge suspension apparatus Pending CN109631704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910065840.9A CN109631704A (en) 2019-01-28 2019-01-28 It is a kind of to facilitate fixed explosive cartridge suspension apparatus

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Application Number Priority Date Filing Date Title
CN201910065840.9A CN109631704A (en) 2019-01-28 2019-01-28 It is a kind of to facilitate fixed explosive cartridge suspension apparatus

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Publication Number Publication Date
CN109631704A true CN109631704A (en) 2019-04-16

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Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191328508A (en) * 1913-12-10 1914-12-10 William Lott Improvements relating to Safety Apparatus applicable to Mine Cages and the like.
DE2805861A1 (en) * 1978-02-11 1979-08-23 Siemag Transplan Gmbh Transport skip holding mechanism in lift shaft - has support members movable up shaft and swinging against skips
CN2540499Y (en) * 2002-04-15 2003-03-19 马卫东 Well head sealing device
CN2723661Y (en) * 2004-07-26 2005-09-07 周永胜 Well-rig
CN201071235Y (en) * 2007-06-20 2008-06-11 王建英 Safety locking device for mine hoisting hanging cradle
CN201934093U (en) * 2011-01-23 2011-08-17 中国石油化工股份有限公司胜利油田分公司孤岛采油厂 Novel polished rod eye for oil pumping unit
CN202188063U (en) * 2011-06-20 2012-04-11 吴江市德菱电梯配套有限公司 Rope gripper for elevator
CN203343642U (en) * 2013-05-14 2013-12-18 宁晋晶兴电子材料有限公司 Steel wire rope ball-shaped end welding fixture
CN203964791U (en) * 2014-07-23 2014-11-26 浙江省隧道工程公司 For the explosive cartridge suspension apparatus of deep-well downhole explosion
CN106514765A (en) * 2016-12-01 2017-03-22 重庆新川塔实业股份有限公司 Pipe positioning and clamping device
CN106679518A (en) * 2016-12-06 2017-05-17 四川大学 Intelligent blasting cartridge suspension system for deep well downhole blasting
CN206638316U (en) * 2017-04-19 2017-11-14 厦门市工程检测中心有限公司 A kind of measurement apparatus of height and the depth of water
CN207581071U (en) * 2017-12-12 2018-07-06 中国长江电力股份有限公司 A kind of electric wire automatic accomodation device
CN207957415U (en) * 2018-02-06 2018-10-12 广东成天泰电缆实业有限公司 A kind of convenient retracted power cable
CN208331481U (en) * 2018-06-27 2019-01-04 株洲航发橡塑制品有限公司 A kind of cooling soft air duct of underground railway track vehicle

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191328508A (en) * 1913-12-10 1914-12-10 William Lott Improvements relating to Safety Apparatus applicable to Mine Cages and the like.
DE2805861A1 (en) * 1978-02-11 1979-08-23 Siemag Transplan Gmbh Transport skip holding mechanism in lift shaft - has support members movable up shaft and swinging against skips
CN2540499Y (en) * 2002-04-15 2003-03-19 马卫东 Well head sealing device
CN2723661Y (en) * 2004-07-26 2005-09-07 周永胜 Well-rig
CN201071235Y (en) * 2007-06-20 2008-06-11 王建英 Safety locking device for mine hoisting hanging cradle
CN201934093U (en) * 2011-01-23 2011-08-17 中国石油化工股份有限公司胜利油田分公司孤岛采油厂 Novel polished rod eye for oil pumping unit
CN202188063U (en) * 2011-06-20 2012-04-11 吴江市德菱电梯配套有限公司 Rope gripper for elevator
CN203343642U (en) * 2013-05-14 2013-12-18 宁晋晶兴电子材料有限公司 Steel wire rope ball-shaped end welding fixture
CN203964791U (en) * 2014-07-23 2014-11-26 浙江省隧道工程公司 For the explosive cartridge suspension apparatus of deep-well downhole explosion
CN106514765A (en) * 2016-12-01 2017-03-22 重庆新川塔实业股份有限公司 Pipe positioning and clamping device
CN106679518A (en) * 2016-12-06 2017-05-17 四川大学 Intelligent blasting cartridge suspension system for deep well downhole blasting
CN206638316U (en) * 2017-04-19 2017-11-14 厦门市工程检测中心有限公司 A kind of measurement apparatus of height and the depth of water
CN207581071U (en) * 2017-12-12 2018-07-06 中国长江电力股份有限公司 A kind of electric wire automatic accomodation device
CN207957415U (en) * 2018-02-06 2018-10-12 广东成天泰电缆实业有限公司 A kind of convenient retracted power cable
CN208331481U (en) * 2018-06-27 2019-01-04 株洲航发橡塑制品有限公司 A kind of cooling soft air duct of underground railway track vehicle

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Application publication date: 20190416