CN105177234A - Manumotive single-road wheel double-burner fire work back heating faucet - Google Patents
Manumotive single-road wheel double-burner fire work back heating faucet Download PDFInfo
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- CN105177234A CN105177234A CN201410280212.XA CN201410280212A CN105177234A CN 105177234 A CN105177234 A CN 105177234A CN 201410280212 A CN201410280212 A CN 201410280212A CN 105177234 A CN105177234 A CN 105177234A
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Abstract
The invention provides a manumotive single-road wheel double-burner fire work back heating faucet. The manumotive single-road wheel double-burner fire work back heating faucet comprises a double-burner heating lance, a guiding slip structure, a bulb guide rod and a single road wheel; the double-burner heating lance is connected with a gas conveying tube; the guiding slip structure comprises an upper compacting block, a lower compacting block and a bulb guiding limiting structure; the lower surface of the upper compacting block is provided with an upper arc-shaped through groove, the upper surface of the lower compacting block is provided with a lower arc-shaped through groove, and the upper arc-shaped through groove and the lower arc-shaped through groove match with the outer wall of the gas conveying tube; the upper compacting block is connected with the lower compacting block; the bulb guiding limiting structure is connected with the lower compacting block; the bulb of the bulb guide rod is positioned in the bulb guiding limiting structure; and the single road wheel device is connected with a sleeve, and the sleeve sleeves on the bulb guide rod. The manumotive single-road wheel double-burner fire work back heating faucet has the advantages of simple operation, use convenience, reduction of the labor intensity of workers and requirements of workers and technologies, and improvement of the back heating efficiency, and especially adapts to back heating of a complex structure.
Description
Technical field
The present invention relates to a kind of back of the body burning instrument, particularly relate to the two nozzles firer of a kind of hull construction hand push single file travelling wheel and carry on the back burning tap.
Background technology
Firer carries on the back that to burn be the technological measure that the reverse side of corner welding in hull construction process carries out heating, the object that the unrelieved stress produced when can be reached reduced welding by this technological measure, correction angle distortion, prevention hull strained, convenient structure are installed.It is wide that the back of the body burns coverage in whole hull construction, and workload is large, and specification of quality is high.Therefore, the requirement of shipyard to back of the body firing technique is also more and more high.
At present, firer carries on the back and burns the manually operated alternative that constructional method mainly adopts a people one back of the body burning instrument.Once run and only have a flue, can only carry out the back of the body to a weld seam and burn, labour intensity is high, inefficiency.In addition, the height of burning instrument is carried on the back and direction not easily regulates due to existing firer, the framed plate structure plane narrow and small for the linear complexity of hull, construction space and the back of the body of part curved surface burn, the back of the body burns quality and depends primarily on experience and the technology that the back of the body burns construction worker, therefore, the back of the body burns quality and not easily ensures, and higher to the experience and technical requirements of carrying on the back burning construction worker.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide the two nozzles firer of a kind of hand push single file travelling wheel to carry on the back and burn tap, it is not only simple to operate, easy to use, reduce labor strength and the requirement to workman's technology, and the back of the body can be improved burn efficiency, ensure that the back of the body burns quality, the special back of the body adapting to the narrow and small framed plate structure plane of the linear complexity of hull, construction space and part curved surface burns.
For achieving the above object and other relevant objects, the invention provides the two nozzles firer of a kind of hand push single file travelling wheel and carry on the back and burn tap, comprise two nozzles and dry rifle, guiding Sliding Structures, spheroidal head guide rod, and single file travelling wheel; Described pair of nozzles dry rifle and are connected with pneumatic tube by joint nut; Described guiding Sliding Structures comprises compact heap, lower compact heap, and bulb guide and limit structure; The lower surface of described upper compact heap offers arc-shaped slot, and described lower compact heap upper surface offers arc lower groove, and described upper arc-shaped slot and arc lower groove all match with described pneumatic tube outer wall; Described upper compact heap is connected by the first fastening piece with described lower compact heap; Described bulb guide and limit structure is connected by the second fastening piece with described lower compact heap, and it is positioned at below described lower compact heap; Described bulb guide and limit structure lower end has ball-and-socket; The bulb of described spheroidal head guide rod upper end and described ball-and-socket mating spherical surfaces, unscrew described second fastening piece, described spheroidal head guide rod can with the region in a certain angle by the vertical curve of the ball-and-socket centre of sphere in swing and 360 degree rotate; Described single file pulley device is connected with sleeve, and described sleeve offers at least two threaded holes, and described jacket casing is located in described spheroidal head guide rod, described threaded hole is equipped with bolt and described bolt is against on described spheroidal head guide rod outer wall.
Further, described second fastening piece comprises stud and set nut, described lower compact heap bottom surface has described stud, described bulb guide and limit structure has and described stud open-work one to one, described stud is located in described open-work, coordinate to be fixedly connected with described lower compact heap and bulb guide and limit structure with described stud by described set nut, and be provided with the first pad be set on described stud between described set nut and described bulb guide and limit structure.
Further, the bulb of described spheroidal head guide rod is positioned at described ball-and-socket, unscrews described set nut, described spheroidal head guide rod can with by the vertical curve of the ball-and-socket centre of sphere be 45 degree of angles region in swing and 360 degree rotate.
Further, described single file pulley device comprises wheel and rotating shaft, and described wheel is set in described rotating shaft; The two ends of described rotating shaft are provided with the spacer pin for spacing described wheel; Described sleeve bottom is connected with door shaped stent, and the door underfooting end of described door shaped stent offers axis hole; Described wheel is between two door pin of described door shaped stent, and the two ends of described rotating shaft are located in corresponding described axis hole, and described spacer pin is positioned at the outside of described door shaped stent.
Further, described pneumatic tube is bent by a rigidity tubing and forms and have a horizontal section, and described horizontal section dries rifle near described close to two nozzles, and described upper arc-shaped slot and arc lower groove coordinate with described horizontal section.
Further, the nozzles that described pair of nozzles baking rifle comprises gate-shape pipe and be connected with the door pin of described gate-shape pipe, the crossbeam of described gate-shape pipe is connected with pipe connecting, and described pipe connecting is connected with described pneumatic tube by described joint nut; Unscrew described joint nut, described gate-shape pipe can 360 degree of rotations in the plane; The pipe that described gate-shape pipe is square by cross section is made.
As mentioned above, the two nozzles firer of hand push single file travelling wheel of the present invention carries on the back and burns tap, has following beneficial effect:
It is reasonable in design that the two nozzles firer of this hand push single file travelling wheel carries on the back burning tap, and structure is simple, easy to operate, and described pair of nozzles dry rifle and can produce two heating flues simultaneously, carry out back of the body burning simultaneously, reduce labor strength high to two weld seams.As long as unscrew described joint nut, described pair of nozzles can be made to dry rifle and rotating in the plane according to different flue width demand, described pair of nozzles dry rifle and can burn flue by the corresponding required back of the body; And unscrew described first fastening piece, described guiding Sliding Structures can not only be moved along described horizontal section and dry the spacing of rifle to regulate described guiding Sliding Structures with two nozzles, and described pneumatic tube can be rotated with the direction regulating described pair of nozzles to dry rifle; When unscrewing described bolt, can 360 degree rotate described sleeves, move down described sleeve or the described sleeve that moves up is inserted in the degree of depth in described sleeve to change described spheroidal head guide rod, and then change described wheel direction and described pair of nozzles dry rifle height; In addition, unscrew described second fastening piece, by described spheroidal head guide rod with the region in a certain angle by the vertical curve of the ball-and-socket centre of sphere in swing and rotate to the position of needs as required after, lock described second fastening piece with spacing described spheroidal head guide rod, achieve and change described wheel direction, and the height of described wheel and described pair of nozzles baking rifle; By above-mentioned adjustment, the two nozzles firer of this hand push single file travelling wheel carries on the back and burns tap and easily can adapt to carry out firer to the framed plate structure that complex structure, construction space are narrow and small and carry on the back burning, reduces and burns the experience of construction worker and the requirement of technology to the back of the body, improve working efficiency.
Accompanying drawing explanation
Fig. 1 is shown as the two nozzles firer of hand push single file travelling wheel of the present invention and carries on the back the schematic diagram burning tap.
Fig. 2 is shown as the front view that of the present invention pair of nozzles dry rifle.
Fig. 3 is shown as the front view of guiding Sliding Structures of the present invention.
Fig. 4 is shown as the upward view of guiding Sliding Structures of the present invention.
Fig. 5 is shown as the vertical view of guiding Sliding Structures of the present invention.
Fig. 6 is shown as the side-view of guiding Sliding Structures of the present invention.
Fig. 7 is shown as the assembly drawing of upper compact heap of the present invention and lower compact heap.
Fig. 8 is shown as the front view of bulb guide and limit structure of the present invention.
Fig. 9 is shown as the upward view of bulb guide and limit structure of the present invention.
Figure 10 is shown as the front view of spheroidal head guide rod of the present invention.
Figure 11 is shown as the front view of single file travelling wheel of the present invention.
Element numbers explanation
The 1 pair of nozzles dry rifle 2 and to lead Sliding Structures
Compact heap on 11 gate-shape pipes 21
Arc-shaped slot on 12 nozzles 211
111 pipe connecting 22 times compact heaps
3 spheroidal head guide rod 221 arc lower grooves
31 bulb 222 studs
4 single file pulley device 23 bulb guide and limit structures
41 wheel 231 ball-and-sockets
42 rotating shaft 24 set nuts
421 second pad 25 first pads
43 spacer pin 5 joint nuts
7 first fastening piece 6 pneumatic tubes
8 sleeve 61 horizontal sections
81 door shaped stent 9 bolts
Embodiment
By particular specific embodiment, embodiments of the present invention are described below, person skilled in the art scholar the content disclosed by this specification sheets can understand other advantages of the present invention and effect easily.
Refer to Fig. 1 to Figure 11.Notice, structure, ratio, size etc. that this specification sheets institute accompanying drawings illustrates, content all only in order to coordinate specification sheets to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the present invention, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionlity or size, do not affecting under effect that the present invention can produce and the object that can reach, all should still drop in scope that disclosed technology contents can contain.Simultaneously, quote in this specification sheets as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the present invention.
As shown in Figure 1, the invention provides the two nozzles firer of a kind of hand push single file travelling wheel and carry on the back burning tap, comprise two nozzles and dry rifle 1, guiding Sliding Structures 2, spheroidal head guide rod 3, and single file pulley device 4.
Described pair of nozzles as shown in Figure 1 dry rifle 1 and are connected with pneumatic tube 6 by joint nut 5.Carry on the back the field condition of burning as required, unscrew described joint nut 5, can 360 degree rotate the described pair of nozzles and dry rifle 1, thus can need to change the direction that described pair of nozzles dry rifle 1 according to scene, carry on the back burning to adapt to carrying out firer to the framed plate structure that complex structure, construction space are narrow and small.During work, described pair of nozzles dry rifle 1 and can produce two heating flues simultaneously, carry out the back of the body simultaneously burn, reduce labor strength high, improve working efficiency two weld seams.With reference to figure 1 and Fig. 2, preferably, the nozzles 12 that described pair of nozzles baking rifle 1 comprises gate-shape pipe 11 and be connected with the door pin of described gate-shape pipe 11, the crossbeam of described gate-shape pipe 11 is connected with pipe connecting 111, and described pipe connecting 111 is connected with described pneumatic tube 6 by described joint nut 5; As long as unscrew described joint nut 5, described gate-shape pipe 11 can be made to rotate in the plane according to different flue width demand, the flue that the corresponding required back of the body of nozzles 12 helping described pair of nozzles to dry rifle 1 burns.The pipe that described gate-shape pipe 11 is square by cross section is made.Because described gate-shape pipe 11 is door type structure, and the pipe that described gate-shape pipe 11 is square by cross section is made, thus described gate-shape pipe 11 is equivalent to for two nozzles 12 trouble-free burning provide gas small-sized gas bag, described gate-shape pipe 11 can provide stable gas flow for two nozzles 12; Nozzles 12 work long hours in process, in high temperature environments flameholding, not tempering, the flame core distance that can keep in balance.
With reference to figure 3 to Fig. 6, described guiding Sliding Structures 2 comprises compact heap 21, lower compact heap 22, and bulb guide and limit structure 23; The lower surface of described upper compact heap 21 offers arc-shaped slot 211, and described lower compact heap 22 upper surface offers arc lower groove 221, and described upper arc-shaped slot 211 and arc lower groove 221 all match with described pneumatic tube 6 outer wall; Described upper compact heap 21 is connected by the first fastening piece 7 with described lower compact heap 22, sees Fig. 7; Described bulb guide and limit structure 23 is connected with described lower compact heap 22, and it is positioned at below described lower compact heap 22; Described bulb guide and limit structure 23 lower end has ball-and-socket 231, sees Fig. 8 and Fig. 9.
As shown in Figure 3, described second fastening piece comprises stud 222 and set nut 24.Described lower compact heap 22 bottom surface has described stud 222, described bulb guide and limit structure 23 has and described stud 222 open-work one to one, described stud 222 is located in described open-work, coordinates to be fixedly connected with described lower compact heap 22 and bulb guide and limit structure 23 with described stud 222 by described set nut 24; Be provided with the first pad 25 between described set nut 24 and described bulb guide and limit structure 23, and described first pad 25 is set on described stud 222.
With reference to figure 1, Fig. 9 and Figure 10, bulb 31 and described ball-and-socket 231 mating spherical surfaces of described spheroidal head guide rod 3 upper end, after unscrewing described set nut 24, described spheroidal head guide rod can with the region in a certain angle by the vertical curve of the ball-and-socket centre of sphere in swing and 360 degree rotate.Due to described spheroidal head guide rod 3 can with the region in a certain angle by the vertical curve of the ball-and-socket centre of sphere in swing and 360 degree rotate, so after unscrewing described second fastening piece, carry on the back the field condition of burning as required, can with the region in a certain angle by the vertical curve of ball-and-socket 231 centre of sphere in 360 degree rotate described spheroidal head guide rod 3 and swing described spheroidal head guide rod 3, behind the position needed, lock described set nut 24 with spacing described spheroidal head guide rod 3, achieve and change institute's single file pulley device 4 direction, and the height of described single file pulley device 4 and described pair of nozzles baking rifle 1, to adapt to complex structure, the narrow and small framed plate structure of construction space carries out firer and carries on the back burning, meanwhile, it also avoid and main rely on workman's experience and technology to carry out firer to the framed plate structure that complex structure, construction space are narrow and small to carry on the back burning.Preferably, the bulb of described spheroidal head guide rod 3 31 and described ball-and-socket 231 mating spherical surfaces, unscrew described set nut 24, described spheroidal head guide rod 3 can with the vertical curve by ball-and-socket 231 centre of sphere be 45 degree of angles region in swing and 360 degree rotate.
With reference to Figure 11, described single file pulley device 4 comprises wheel 41 and rotating shaft 42, and described wheel 41 is set in described rotating shaft 42; The two ends of described rotating shaft 42 are provided with the spacer pin 43 for spacing described wheel 41.Described single file pulley device 4 is connected with sleeve 8, is connected with door shaped stent 81 bottom described sleeve 8, and the door underfooting end of described door shaped stent 81 offers axis hole; Described wheel 41 is between two door pin of described door shaped stent 81, and the two ends of described rotating shaft 42 are located in corresponding described axis hole, and described spacer pin 43 is positioned at the outside of described door shaped stent 81.Described sleeve 8 offers at least two threaded holes, and described sleeve 8 is set in described spheroidal head guide rod 3, described threaded hole is equipped with bolt 9 and described bolt 9 is against on described spheroidal head guide rod 3 outer wall, sees Fig. 1.Preferably, in order to better fixing described sleeve 8 and described spheroidal head guide rod 3, described two threaded holes lay respectively at described sleeve 8 both sides, and not in same level.Unscrew described bolt 9, particularly, rotate described bolt 9 make described bolt 9 not with described spheroidal head guide rod 3 wall contacts, carry on the back the field condition of burning as required, can 360 degree rotate described sleeves 8, move down described sleeve 8 or the described sleeve 8 that moves up is inserted in the degree of depth in described sleeve 8 to change described spheroidal head guide rod 3, and then change described wheel 41 direction and described pair of nozzles baking rifle 1 height, to adapt to complex structure, the narrow and small framed plate structure of construction space carries out firer and carries on the back burning, simultaneously, it also avoid main workman's experience and the technology of relying on to complex structure, the narrow and small framed plate structure of construction space carries out firer and carries on the back burning.
In addition, with reference to figure 1 and Fig. 3, described pneumatic tube 6 is bent by a rigidity tubing and forms and have a horizontal section 61, and described horizontal section 61 dries rifle 1 near described close to two nozzles, and described upper arc-shaped slot 211 and arc lower groove 222 coordinate with described horizontal section 61.The inlet end of described pneumatic tube 6 is connected with oxygen input tube and propane gas input tube, and oxygen and propane gas enter described pair of nozzles and dry rifle 1 after fully mixing in described pneumatic tube 6.When disassembling described first fastening piece 7, just can move horizontally described guiding Sliding Structures 2 along described horizontal section 61, according to actual needs to change described guiding Sliding Structures 2 and single file pulley device 4 dries the spacing of rifle 1 with described pair of nozzles, burning is carried on the back to adapt to carrying out firer to the framed plate structure that complex structure, construction space are narrow and small, meanwhile, it also avoid and main rely on workman's experience and technology to carry out firer to the framed plate structure that complex structure, construction space are narrow and small to carry on the back burning.
It is reasonable in design that the two nozzles firer of this hand push single file travelling wheel carries on the back burning tap, and structure is simple, easy to operate.The two nozzles firer of this hand push single file travelling wheel carries on the back burning tap and is convenient for carrying.During use, as long as unscrew described joint nut 5, described gate-shape pipe 11 can be made to rotate in the plane according to different flue width demand, the nozzles 12 helping described pair of nozzles to dry rifle 1 can burn flue by the corresponding required back of the body; And unscrew described first fastening piece 7, described guiding Sliding Structures 2 can not only be moved along described horizontal section 61 and dry the spacing of rifle 1 to regulate described guiding Sliding Structures 2 with two nozzles, and described pneumatic tube 6 can be rotated with the direction regulating described pair of nozzles to dry rifle 1; When unscrewing described bolt 9, can 360 degree rotate described sleeves 8, move down described sleeve 8 or the described sleeve 8 that moves up is inserted in the degree of depth in described sleeve 8 to change described spheroidal head guide rod 3, and then change described wheel 41 direction and described pair of nozzles dry rifle 1 height; In addition, described spheroidal head guide rod 3 can swing in the region in a certain angle with the axis of described ball-and-socket 231 and 360 degree rotate, change described wheel 41 direction, and the height of described wheel 41 and described pair of nozzles baking rifle 1, by above-mentioned adjustment, the two nozzles firer of this hand push single file travelling wheel carries on the back and burns tap and easily can adapt to carry out firer to the framed plate structure that complex structure, construction space are narrow and small and carry on the back burning, reduces and burns the experience of construction worker and the requirement of technology to the back of the body, improve working efficiency.
In sum, it is not only simple to operate that the two nozzles firer of hand push single file travelling wheel of the present invention carries on the back burning tap, easy to use, reduce labor strength and the requirement to workman's technology, and back of the body burning efficiency can be improved, ensure that the back of the body burns quality, the back of the body of the framed plate structure plane that the linear complexity of special adaptation hull, construction space are narrow and small and part curved surface burns.So the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for spacing the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (6)
1. the two nozzles firer of hand push single file travelling wheel carries on the back and burns tap, it is characterized in that, comprises two nozzles and dries rifle (1), guiding Sliding Structures (2), spheroidal head guide rod (3), and single file pulley device (4);
Described pair of nozzles dry rifle (1) and are connected with pneumatic tube (6) by joint nut (5);
Described guiding Sliding Structures (2) comprises compact heap (21), lower compact heap (22), and bulb guide and limit structure (23); The lower surface of described upper compact heap (21) offers arc-shaped slot (211), described lower compact heap (22) upper surface offers arc lower groove (221), and described upper arc-shaped slot (211) and arc lower groove (221) all match with described pneumatic tube (6) outer wall; Described upper compact heap (21) is connected by the first fastening piece (7) with described lower compact heap (22); Described bulb guide and limit structure (23) is connected by the second fastening piece with described lower compact heap (22), and it is positioned at described lower compact heap (22) below; The lower end of described bulb guide and limit structure (23) has ball-and-socket (231); Bulb (31) and described ball-and-socket (231) mating spherical surfaces of described spheroidal head guide rod (3) upper end; Unscrew described second fastening piece, described spheroidal head guide rod (3) can with the region in a certain angle by the vertical curve of ball-and-socket (231) centre of sphere in swing and 360 degree rotate;
Described single file pulley device (4) mechanism is connected with sleeve (8), and described sleeve (8) offers at least two threaded holes, described sleeve (8) is set in described spheroidal head guide rod (3), described threaded hole is equipped with bolt (9) and described bolt (9) is against on described spheroidal head guide rod (3) outer wall.
2. the two nozzles firer of hand push single file travelling wheel according to claim 1 carries on the back and burns tap, it is characterized in that: described second fastening piece comprises stud (222) and set nut (24), described lower compact heap (22) bottom surface has described stud (222), described bulb guide and limit structure (23) has and described stud (222) open-work one to one, described stud (222) is located in described open-work, coordinate to be fixedly connected with described lower compact heap (22) and bulb guide and limit structure (23) with described stud (222) by described set nut (24), and between described set nut (24) and described bulb guide and limit structure (23), be provided with the first pad (25) be set on described stud (222).
3. the two nozzles firer of hand push single file travelling wheel according to claim 2 carries on the back and burns tap, it is characterized in that: the bulb (31) of described spheroidal head guide rod (3) is positioned at described ball-and-socket (231), unscrew described set nut (24), described spheroidal head guide rod (3) can with by the vertical curve of ball-and-socket (231) centre of sphere be certain 45 degree of angles region in swing and 360 degree rotate.
4. the two nozzles firer of hand push single file travelling wheel according to claim 3 carries on the back and burns tap, it is characterized in that: described single file pulley device (4) mechanism comprises wheel (41) and rotating shaft (42), and described wheel (41) is set in described rotating shaft (42); The two ends of described rotating shaft (42) are provided with the spacer pin (43) for spacing described wheel (41); Described sleeve (8) bottom is connected with door shaped stent (81), and the door underfooting end of described door shaped stent (81) offers axis hole; Described wheel (41) is between two door pin of described door shaped stent, the two ends of described rotating shaft (42) are located in corresponding described axis hole, and described spacer pin (43) is positioned at the outside of described door shaped stent (81).
5. the two nozzles firer of hand push single file travelling wheel according to claim 1 carries on the back and burns tap, it is characterized in that: described pneumatic tube (6) is bent by a rigidity tubing and forms and have a horizontal section (61), described horizontal section (61) dries rifle (1) near described close to two nozzles, and described upper arc-shaped slot (211) and arc lower groove (221) coordinate with described horizontal section (61).
6. the two nozzles firer of hand push single file travelling wheel according to claim 1 carries on the back and burns tap, it is characterized in that: the nozzles (12) that described pair of nozzles baking rifle (1) comprises gate-shape pipe (11) and be connected with the door pin of described gate-shape pipe (11), the crossbeam of described gate-shape pipe (11) is connected with pipe connecting (111), and described pipe connecting (111) is connected with described pneumatic tube (6) by described joint nut (5); Unscrew described joint nut (5), described gate-shape pipe (111) can 360 degree of rotations in the plane; The pipe that described gate-shape pipe (11) is square by cross section is made.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410280212.XA CN105177234B (en) | 2014-06-20 | 2014-06-20 | Manumotive single-road wheel double-burner fire work back heating faucet |
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| CN201410280212.XA CN105177234B (en) | 2014-06-20 | 2014-06-20 | Manumotive single-road wheel double-burner fire work back heating faucet |
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| CN105177234B CN105177234B (en) | 2017-05-17 |
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| CN114226495A (en) * | 2021-10-30 | 2022-03-25 | 上海外高桥造船有限公司 | Device for initiating explosive device correction and using method |
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| CN112317592A (en) * | 2020-09-25 | 2021-02-05 | 杭州电子科技大学 | Baking gun device for steel structure machining |
| CN114226495A (en) * | 2021-10-30 | 2022-03-25 | 上海外高桥造船有限公司 | Device for initiating explosive device correction and using method |
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|---|---|
| CN105177234B (en) | 2017-05-17 |
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