CN209802206U - Accurate explosive loading device for upward medium-length hole explosive cartridge - Google Patents
Accurate explosive loading device for upward medium-length hole explosive cartridge Download PDFInfo
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- CN209802206U CN209802206U CN201920069015.1U CN201920069015U CN209802206U CN 209802206 U CN209802206 U CN 209802206U CN 201920069015 U CN201920069015 U CN 201920069015U CN 209802206 U CN209802206 U CN 209802206U
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- 239000002360 explosive Substances 0.000 title claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 63
- 238000010030 laminating Methods 0.000 claims abstract 2
- 239000010720 hydraulic oil Substances 0.000 claims description 103
- 230000002457 bidirectional effect Effects 0.000 claims description 21
- 238000013016 damping Methods 0.000 claims description 10
- 230000035939 shock Effects 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims 4
- 239000000843 powder Substances 0.000 abstract description 13
- 238000005422 blasting Methods 0.000 abstract description 12
- 239000003921 oil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000002216 antistatic agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000005341 toughened glass Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Abstract
The utility model relates to an upward accurate charging means of medium-length hole cartridge explosive belongs to blasting powder charge technical field. The device includes two-stage transmission, and a support, the cartridge sleeve, two-stage transmission includes that first order transmission and second level transmission are located first order transmission, the cartridge sleeve sets up the first order transmission top at two-stage transmission, the fixed flexible piston that is provided with in second level transmission's second level transmission top, flexible piston and the telescopic inner wall laminating of cartridge, the fixed bottom outside that sets up at the cartridge of support, the coaxial setting of cartridge just is located the top surface of flexible piston in the cartridge sleeve. The utility model discloses the problem of landing after the upward well deep hole powder charge has not only been solved to the device, can realize accurate powder charge moreover.
Description
Technical Field
The utility model relates to an upward accurate charging means of medium-length hole cartridge explosive belongs to blasting powder charge technical field.
background
the engineering blasting technology in China also changes greatly along with the development of national economy. Through continuous practice and application, abundant experience is accumulated. In the process of underground engineering construction and mining, blasting method construction is a common method for hard rock.
At present, medium-length hole blasting technology is generally adopted in large and medium-sized underground mines in China, part of the mines are blasted in vertical upward medium-length holes, and when blasting operation is carried out on the mines, important factors influencing the blasting effect are many, wherein the positions of the cartridges directly influence whether the expected rock breaking effect can be achieved.
The existing charging device for coal mine deep hole blasting is only provided with an agnail at one end of a cartridge, so that the downward sliding of the cartridge due to dead weight cannot be fully considered, and accurate charging cannot be realized; secondly, the drill rod is not convenient to shrink, and the recovery of the device is influenced.
in blasting engineering, charging of a blast hole which is vertically upward is a difficult problem, and particularly accurate charging is needed for an upward medium-length hole. In order to smoothly feed the cartridge into the blast hole, in order to prevent the cartridge from slipping, an operator usually pushes the cartridge and the spacer into the blast hole section by section using a stick, but the charging quality is poor. The explosive cartridge is easy to damage and deform, so that the blast hole is blocked and the explosive cannot be charged. In addition, the force of the operating personnel is limited, and the medicine roll is difficult to accurately send to the accurate position.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to current upward to well deep hole powder charge difficulty, the not high technical problem of powder charge precision provides one kind and goes up to the accurate charging means of well deep hole book powder, and the upward accurate charging means of well deep hole book powder of this embodiment can improve the powder charge quality to the hole, guarantees the blasting effect in mine, has powder charge precision height, easy operation, convenient, the suitability is strong to last to big gun hole powder charge.
the utility model discloses a solve its technical problem and the technical scheme who adopts is:
An accurate explosive charging device for upward medium-length hole explosive cartridges comprises two-stage transmission devices, a support and a cartridge sleeve 3, wherein each two-stage transmission device comprises a first-stage transmission device 5 and a second-stage transmission device, the second-stage transmission devices are located in the first-stage transmission devices 5, the cartridge sleeve 3 is arranged at the top end of each first-stage transmission device 5 of each two-stage transmission device, a flexible piston 8 is fixedly arranged at the top end of each second-stage transmission device of each two-stage transmission device, the flexible piston 8 is attached to the inner wall of the cartridge sleeve 3, the support is fixedly arranged on the outer side of the bottom of each cartridge 6, and each cartridge 6 is coaxially arranged in the cartridge sleeve 3 and located on the top surface of the flexible piston 8;
The support comprises more than two support legs 2, the top ends of the support legs 2 are fixedly arranged at the outer side of the bottom end of the medicated roll 6, the bottom ends of the support legs 2 are in an expansion state relative to the top ends, and springs 7 are fixedly arranged between the adjacent support legs 2;
the bottom end of the two-stage transmission device is fixedly arranged on the base 11;
a shock pad is fixedly arranged between the bottom end of the two-stage transmission device and the base 11;
The hydraulic transmission device comprises a hydraulic box body 10, a first-stage hydraulic transmission device and a second-stage hydraulic transmission device, wherein the first-stage hydraulic transmission device comprises a hydraulic cylinder I, a hydraulic cylinder II, a hydraulic cylinder top cover I, a hydraulic cylinder top cover II, a hydraulic cylinder bottom cover I, a hydraulic cylinder bottom cover II, a hydraulic piston rod I, a hydraulic piston rod II, a hydraulic oil input and output pipe I and a hydraulic oil input and output pipe II; the hydraulic cylinder top cover I and the hydraulic cylinder top cover II are respectively and fixedly arranged at the hydraulic cylinder I and the top end of the hydraulic cylinder II, the hydraulic cylinder bottom cover I and the hydraulic cylinder bottom cover II are respectively and fixedly arranged at the hydraulic cylinder I and the bottom end of the hydraulic cylinder II and are fixedly arranged at the top end of the hydraulic box body 10, the hydraulic piston rod I is arranged in the hydraulic cylinder I, the piston of the hydraulic piston rod I is positioned at the lower part of the hydraulic cylinder I, a cavity formed by the piston of the hydraulic piston rod I and the bottom of the hydraulic cylinder I is a hydraulic oil cavity I, the top end of the hydraulic piston rod I penetrates through the hydraulic cylinder top cover I to be connected with the bottom end of the damping support plate 9, and the hydraulic oil input and; the hydraulic piston rod II is arranged in the hydraulic cylinder II, the piston of the hydraulic piston rod II is positioned at the lower part of the hydraulic cylinder II, a cavity formed by the piston of the hydraulic piston rod II and the bottom of the hydraulic cylinder II is a hydraulic oil cavity II, the top end of the hydraulic piston rod II penetrates through the hydraulic cylinder top cover II to be connected with the bottom end of the damping support plate 9, and the hydraulic oil input and output pipe II is fixedly arranged in the center of the hydraulic cylinder bottom cover II and penetrates through the hydraulic cylinder bottom cover II to be communicated with the hydraulic oil cavity; the hydraulic oil input and output pipe I and the hydraulic oil input and output pipe II are arranged in the hydraulic box body 10, the hydraulic oil input and output pipe I is provided with a hydraulic oil bidirectional flow control valve I, and the hydraulic oil input and output pipe II is provided with a hydraulic oil bidirectional flow control valve II; the cartridge sleeve 3 is fixedly arranged on the damping support plate 9;
The second-stage hydraulic transmission device comprises a hydraulic cylinder III, a hydraulic cylinder top cover III and a hydraulic cylinder bottom cover III, the hydraulic cylinder III is positioned on a central shaft of the hydraulic cylinder I and the hydraulic cylinder II, the hydraulic cylinder top cover III is fixedly arranged at the top end of the hydraulic cylinder III, the hydraulic cylinder bottom cover III is fixedly arranged at the bottom end of the hydraulic cylinder III and is fixedly arranged at the top end of the hydraulic box body 10, the hydraulic cylinder piston rod III 4 is arranged in the hydraulic cylinder III, a piston of the hydraulic cylinder piston rod III 4 is positioned at the lower part of the hydraulic cylinder III, a cavity formed by the piston of the hydraulic cylinder piston rod III 4 and the bottom of the hydraulic cylinder III is a hydraulic oil cavity III, the top end of the hydraulic cylinder piston rod III 4 penetrates through the hydraulic cylinder top cover III to be connected with the bottom end of the flexible piston 8, and the hydraulic oil input and output pipe III is fixedly arranged at the center of; the hydraulic oil input and output pipe III is provided with a hydraulic oil bidirectional flow control valve III;
furthermore, all be provided with the scale mark on pneumatic cylinder I, pneumatic cylinder II and the pneumatic cylinder III.
when the cartridge is pushed away from the cartridge sleeve, the spring of the bracket automatically resets from a compressed state, pushes the support legs to stretch, so that the cartridge is clamped at a preset position in the gun barrel, the cartridge is prevented from sliding downwards, and accurate positioning is realized;
the included angle between the support leg 2 and the medicated roll is 25-75 degrees;
the hydraulic cylinder I, the hydraulic cylinder II and the hydraulic cylinder III are all made of transparent toughened glass;
The hydraulic piston rod I, the hydraulic piston rod II, the hydraulic piston rod III, the support legs of the support and the cartridge sleeve are all made of anti-static materials;
The use method of the accurate explosive loading device for the upward medium-length hole explosive cartridge comprises the following steps:
(1) binding the bracket with the cartridge: the top ends of the support legs of the bracket are fixedly arranged at the outer side of the bottom end of the medicated roll, the bottom ends of the support legs are in an expansion state relative to the top ends, and springs are fixedly arranged between the adjacent support legs;
(2) The bundled explosive cartridge is coaxially clamped at the top of the explosive cartridge sleeve, and the spring is in a compressed state in the explosive cartridge sleeve; then vertically inserting the cartridge sleeve upwards into the blast hole;
(3) Opening a hydraulic oil bidirectional flow control valve I, a hydraulic oil bidirectional flow control valve II and a hydraulic oil bidirectional flow control valve III, simultaneously supplying oil to a hydraulic oil cavity I, a hydraulic oil cavity II and a hydraulic oil cavity III through a hydraulic oil input and output pipe I, a hydraulic oil input and output pipe II and a hydraulic oil input and output pipe III of a two-stage transmission device, simultaneously moving a hydraulic piston rod I, a hydraulic piston rod II and a hydraulic piston rod III upwards at a constant speed under the pushing of hydraulic oil, pushing a cartridge sleeve and a flexible piston to move upwards at the same speed, observing the cartridge sleeve to reach a preset position of a blast hole through scale marks of a hydraulic cylinder I, the hydraulic oil input and output pipe I and the hydraulic oil input and output pipe II to supply oil to the hydraulic oil cavity I and the hydraulic oil cavity II, supplying oil to the hydraulic oil cavity III through the hydraulic oil input and output pipe III at a constant speed, the hydraulic piston rod III moves upwards at a constant speed to push the flexible piston to move upwards at a constant speed, so that the explosive cartridge is pushed to slide out of the explosive cartridge sleeve upwards, the spring between the support legs is restored to a normal state, and the bottom ends of the support legs are pushed to expand outwards to be clamped on the wall of the blast hole;
(4) and opening a hydraulic oil bidirectional flow control valve III to control a hydraulic oil input and output pipe III to discharge hydraulic oil in a hydraulic oil cavity III to the same plane as the piston of the hydraulic piston rod I and the piston of the hydraulic piston rod II, opening the hydraulic oil bidirectional flow control valve I and the hydraulic oil bidirectional flow control valve II to control the hydraulic oil cavity I, the hydraulic oil cavity II and the hydraulic oil cavity III to discharge the hydraulic oil at the same plane, and coaxially clamping the bound explosive cartridge at the top of the explosive cartridge sleeve to carry out secondary charging on the blast hole.
The utility model has the advantages that:
the utility model discloses an upward accurate charging means of medium-length hole cartridge explosive can not only guarantee the blasting effect to the accurate powder charge of upward medium-length hole powder charge, and the cartridge sleeve can effectively protect cartridge and support not receive the wearing and tearing of hole wall and take place to break moreover to the blasting cost has been reduced.
drawings
FIG. 1 is an operation schematic diagram of an accurate explosive loading device for upward medium-length hole explosive cartridges;
FIG. 2 is a schematic structural diagram of an accurate explosive loading device for upward medium-length hole explosive rolling;
FIG. 3 is a cross-sectional view of the hydraulic device;
FIG. 4 is a schematic view of cartridge binding;
In the figure: 1-blast hole, 2-support leg, 3-cartridge sleeve, 4-hydraulic piston rod III, 5-first-stage transmission device, 6-cartridge, 7-spring, 8-flexible piston, 9-damping support plate, 10-hydraulic box and 11-base.
Detailed Description
the present invention will be further described with reference to the following detailed description.
Example 1: as shown in fig. 1, an accurate explosive charging device for upward medium-length hole explosive cartridge comprises a two-stage transmission device, a support and a cartridge sleeve 3, wherein the two-stage transmission device comprises a first-stage transmission device 5 and a second-stage transmission device, the second-stage transmission device is positioned in the first-stage transmission device 5, the cartridge sleeve 3 is arranged at the top end of the first-stage transmission device 5 of the two-stage transmission device, a flexible piston 8 is fixedly arranged at the top end of the second-stage transmission device of the two-stage transmission device, the flexible piston 8 is attached to the inner wall of the cartridge sleeve 3, the support is fixedly arranged on the outer side of the bottom of the cartridge 6, and the cartridge 6 is coaxially arranged in the cartridge sleeve 3 and positioned on the top surface of the flexible;
the support comprises more than two support legs 2, the top ends of the support legs 2 are fixedly arranged at the outer side of the bottom end of the medicated roll 6, the bottom ends of the support legs 2 are in an expansion state relative to the top ends, and springs 7 are fixedly arranged between the adjacent support legs 2;
the bottom end of the two-stage transmission device is fixedly arranged on the base 11;
a shock pad is fixedly arranged between the bottom end of the two-stage transmission device and the base 11;
the hydraulic transmission device comprises a hydraulic box body 10, a first-stage hydraulic transmission device and a second-stage hydraulic transmission device, wherein the first-stage hydraulic transmission device comprises a hydraulic cylinder I, a hydraulic cylinder II, a hydraulic cylinder top cover I, a hydraulic cylinder top cover II, a hydraulic cylinder bottom cover I, a hydraulic cylinder bottom cover II, a hydraulic piston rod I, a hydraulic piston rod II, a hydraulic oil input and output pipe I and a hydraulic oil input and output pipe II; the hydraulic cylinder top cover I and the hydraulic cylinder top cover II are respectively and fixedly arranged at the hydraulic cylinder I and the top end of the hydraulic cylinder II, the hydraulic cylinder bottom cover I and the hydraulic cylinder bottom cover II are respectively and fixedly arranged at the hydraulic cylinder I and the bottom end of the hydraulic cylinder II and are fixedly arranged at the top end of the hydraulic box body 10, the hydraulic piston rod I is arranged in the hydraulic cylinder I, the piston of the hydraulic piston rod I is positioned at the lower part of the hydraulic cylinder I, a cavity formed by the piston of the hydraulic piston rod I and the bottom of the hydraulic cylinder I is a hydraulic oil cavity I, the top end of the hydraulic piston rod I penetrates through the hydraulic cylinder top cover I to be connected with the bottom end of the damping support plate 9, and the hydraulic oil input and; the hydraulic piston rod II is arranged in the hydraulic cylinder II, the piston of the hydraulic piston rod II is positioned at the lower part of the hydraulic cylinder II, a cavity formed by the piston of the hydraulic piston rod II and the bottom of the hydraulic cylinder II is a hydraulic oil cavity II, the top end of the hydraulic piston rod II penetrates through the hydraulic cylinder top cover II to be connected with the bottom end of the damping support plate 9, and the hydraulic oil input and output pipe II is fixedly arranged in the center of the hydraulic cylinder bottom cover II and penetrates through the hydraulic cylinder bottom cover II to be communicated with the hydraulic oil cavity; the hydraulic oil input and output pipe I and the hydraulic oil input and output pipe II are arranged in the hydraulic box body 10, the hydraulic oil input and output pipe I is provided with a hydraulic oil bidirectional flow control valve I, and the hydraulic oil input and output pipe II is provided with a hydraulic oil bidirectional flow control valve II; the cartridge sleeve 3 is fixedly arranged on the damping support plate 9;
the second-stage hydraulic transmission device comprises a hydraulic cylinder III, a hydraulic cylinder top cover III and a hydraulic cylinder bottom cover III, the hydraulic cylinder III is positioned on a central shaft of the hydraulic cylinder I and the hydraulic cylinder II, the hydraulic cylinder top cover III is fixedly arranged at the top end of the hydraulic cylinder III, the hydraulic cylinder bottom cover III is fixedly arranged at the bottom end of the hydraulic cylinder III and is fixedly arranged at the top end of the hydraulic box body 10, the hydraulic cylinder piston rod III 4 is arranged in the hydraulic cylinder III, a piston of the hydraulic cylinder piston rod III 4 is positioned at the lower part of the hydraulic cylinder III, a cavity formed by the piston of the hydraulic cylinder piston rod III 4 and the bottom of the hydraulic cylinder III is a hydraulic oil cavity III, the top end of the hydraulic cylinder piston rod III 4 penetrates through the hydraulic cylinder top cover III to be connected with the bottom end of the flexible piston 8, and the hydraulic oil input and output pipe III is fixedly arranged at the center of; the hydraulic oil input and output pipe III is provided with a hydraulic oil bidirectional flow control valve III;
All be provided with the scale mark on pneumatic cylinder I, pneumatic cylinder II and the pneumatic cylinder III.
when the cartridge is pushed away from the cartridge sleeve, the spring of the bracket automatically resets from a compressed state, pushes the support legs to stretch, so that the cartridge is clamped at a preset position in the gun barrel, the cartridge is prevented from sliding downwards, and accurate positioning is realized;
the included angle between the support leg 2 and the medicated roll is 25-75 degrees;
The hydraulic cylinder I, the hydraulic cylinder II and the hydraulic cylinder III are all made of transparent toughened glass;
The hydraulic piston rod I, the hydraulic piston rod II, the hydraulic piston rod III, the support legs of the support and the cartridge sleeve are all made of anti-static materials;
the cartridge sleeve is upwards inserted into the blast hole 1;
the use method of the accurate explosive loading device for the upward medium-length hole explosive cartridge comprises the following steps:
(1) Binding the bracket with the cartridge: the top ends of the support legs of the bracket are fixedly arranged at the outer side of the bottom end of the medicated roll, the bottom ends of the support legs are in an expansion state relative to the top ends, and springs are fixedly arranged between the adjacent support legs;
(2) The bundled explosive cartridge is coaxially clamped at the top of the explosive cartridge sleeve, and the spring is in a compressed state in the explosive cartridge sleeve; then vertically inserting the cartridge sleeve upwards into the blast hole;
(3) opening a hydraulic oil bidirectional flow control valve I, a hydraulic oil bidirectional flow control valve II and a hydraulic oil bidirectional flow control valve III, simultaneously supplying oil to a hydraulic oil cavity I, a hydraulic oil cavity II and a hydraulic oil cavity III through a hydraulic oil input and output pipe I, a hydraulic oil input and output pipe II and a hydraulic oil input and output pipe III of a two-stage transmission device, simultaneously moving a hydraulic piston rod I, a hydraulic piston rod II and a hydraulic piston rod III upwards at a constant speed under the pushing of hydraulic oil, pushing a cartridge sleeve and a flexible piston to move upwards at the same speed, observing the cartridge sleeve to reach a preset position of a blast hole through scale marks of a hydraulic cylinder I, the hydraulic oil input and output pipe I and the hydraulic oil input and output pipe II to supply oil to the hydraulic oil cavity I and the hydraulic oil cavity II, supplying oil to the hydraulic oil cavity III through the hydraulic oil input and output pipe III at a constant speed, the hydraulic piston rod III moves upwards at a constant speed to push the flexible piston to move upwards at a constant speed, so that the explosive cartridge is pushed to slide out of the explosive cartridge sleeve upwards, the spring between the support legs is restored to a normal state, and the bottom ends of the support legs are pushed to expand outwards to be clamped on the wall of the blast hole;
(4) and opening a hydraulic oil bidirectional flow control valve III to control a hydraulic oil input and output pipe III to discharge hydraulic oil in a hydraulic oil cavity III to the same plane as the piston of the hydraulic piston rod I and the piston of the hydraulic piston rod II, opening the hydraulic oil bidirectional flow control valve I and the hydraulic oil bidirectional flow control valve II to control the hydraulic oil cavity I, the hydraulic oil cavity II and the hydraulic oil cavity III to discharge the hydraulic oil at the same plane, and coaxially clamping the bound explosive cartridge at the top of the explosive cartridge sleeve to carry out secondary charging on the blast hole.
while the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (6)
1. the utility model provides an accurate charging means of medicine is rolled up to medium-length hole which characterized in that: including two-stage transmission, the support, cartridge sleeve (3), two-stage transmission includes first order transmission (5) and second transmission is located first order transmission (5), cartridge sleeve (3) set up first order transmission (5) top at two-stage transmission, the fixed flexible piston (8) that is provided with in second transmission's second transmission top, the inner wall laminating of flexible piston (8) and cartridge sleeve (3), the fixed bottom outside that sets up in cartridge (6) of support, cartridge (6) coaxial setting just is located the top surface of flexible piston (8) in cartridge sleeve (3).
2. the accurate explosive charging device for the upward medium-length hole explosive cartridge according to claim 1, characterized in that: the support includes stabilizer blade (2) more than two, and the top of stabilizer blade (2) is fixed to be set up in the bottom outside of cartridge (6), and the bottom of stabilizer blade (2) is the expansion state for the top, fixedly between adjacent stabilizer blade (2) being provided with spring (7).
3. The accurate explosive charging device for the upward medium-length hole explosive cartridge according to claim 1, characterized in that: the transmission device further comprises a base (11), and the bottom end of the two-stage transmission device is fixedly arranged on the base (11).
4. the accurate explosive charging device for the upward medium-length hole explosive cartridges according to claim 3, characterized in that: a shock pad is fixedly arranged between the bottom end of the two-stage transmission device and the base (11).
5. The accurate explosive charging device for the upward medium-length hole explosive cartridge according to claim 1, characterized in that: the hydraulic transmission device comprises a hydraulic box body (10), a first-stage hydraulic transmission device and a second-stage hydraulic transmission device, wherein the first-stage hydraulic transmission device comprises a hydraulic cylinder I, a hydraulic cylinder II, a hydraulic cylinder top cover I, a hydraulic cylinder top cover II, a hydraulic cylinder bottom cover I, a hydraulic cylinder bottom cover II, a hydraulic piston rod I, a hydraulic piston rod II, a hydraulic oil input and output pipe I and a hydraulic oil input and output pipe II; the hydraulic cylinder top cover I and the hydraulic cylinder top cover II are respectively and fixedly arranged on the hydraulic cylinder I and the top end of the hydraulic cylinder II, the hydraulic cylinder bottom cover I and the hydraulic cylinder bottom cover II are respectively and fixedly arranged on the hydraulic cylinder I, the bottom end of the hydraulic cylinder II is fixedly arranged on the top end of a hydraulic box body (10), a hydraulic piston rod I is arranged in the hydraulic cylinder I, a piston of the hydraulic piston rod I is positioned on the lower portion of the hydraulic cylinder I, a cavity formed by the piston of the hydraulic piston rod I and the bottom of the hydraulic cylinder I is a hydraulic oil cavity I, the top end of the hydraulic piston rod I penetrates through the hydraulic cylinder top cover I to be connected with the bottom end of a damping support plate (9), and a hydraulic oil input and output pipe I; the hydraulic piston rod II is arranged in the hydraulic cylinder II, the piston of the hydraulic piston rod II is positioned at the lower part of the hydraulic cylinder II, a cavity formed by the piston of the hydraulic piston rod II and the bottom of the hydraulic cylinder II is a hydraulic oil cavity II, the top end of the hydraulic piston rod II penetrates through the hydraulic cylinder top cover II to be connected with the bottom end of the damping support plate (9), and the hydraulic oil input and output pipe II is fixedly arranged in the center of the hydraulic cylinder bottom cover II and penetrates through the hydraulic cylinder bottom cover II to be communicated with the hydraulic oil cavity II; the hydraulic oil input and output pipe I and the hydraulic oil input and output pipe II are arranged in the hydraulic box body (10), the hydraulic oil input and output pipe I is provided with a hydraulic oil bidirectional flow control valve I, and the hydraulic oil input and output pipe II is provided with a hydraulic oil bidirectional flow control valve II; the cartridge sleeve (3) is fixedly arranged on the damping support plate (9);
The second-stage hydraulic transmission device comprises a hydraulic cylinder III, a hydraulic cylinder top cover III and a hydraulic cylinder bottom cover III, the hydraulic cylinder III is positioned on a central shaft of the hydraulic cylinder I, the hydraulic cylinder II is fixedly arranged at the top end of the hydraulic cylinder III, the hydraulic cylinder bottom cover III is fixedly arranged at the bottom end of the hydraulic cylinder III and is fixedly arranged at the top end of the hydraulic box body (10), the hydraulic cylinder piston rod III (4) is arranged in the hydraulic cylinder III, a piston of the hydraulic cylinder piston rod III (4) is positioned at the lower part of the hydraulic cylinder III, a cavity formed by the piston of the hydraulic cylinder piston rod III (4) and the bottom of the hydraulic cylinder III is a hydraulic oil cavity III, the top end of the hydraulic cylinder piston rod III (4) penetrates through the hydraulic cylinder top cover III to be connected with the bottom end of the flexible piston (8), and the hydraulic oil input output pipe III is fixedly arranged at the center of the hydraulic cylinder bottom cover III and penetrates through the hydraulic; and a hydraulic oil bidirectional flow control valve III is arranged on the hydraulic oil input and output pipe III.
6. The accurate explosive charging device for the upward medium-length hole explosive cartridge according to claim 5, characterized in that: all be provided with the scale mark on pneumatic cylinder I, pneumatic cylinder II and the pneumatic cylinder III.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920069015.1U CN209802206U (en) | 2019-01-16 | 2019-01-16 | Accurate explosive loading device for upward medium-length hole explosive cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920069015.1U CN209802206U (en) | 2019-01-16 | 2019-01-16 | Accurate explosive loading device for upward medium-length hole explosive cartridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209802206U true CN209802206U (en) | 2019-12-17 |
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ID=68820150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920069015.1U Expired - Fee Related CN209802206U (en) | 2019-01-16 | 2019-01-16 | Accurate explosive loading device for upward medium-length hole explosive cartridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209802206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682273A (en) * | 2019-01-16 | 2019-04-26 | 昆明理工大学 | A kind of accurate means for loading of upper centripetal deep hole volume medicine and loading method |
-
2019
- 2019-01-16 CN CN201920069015.1U patent/CN209802206U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682273A (en) * | 2019-01-16 | 2019-04-26 | 昆明理工大学 | A kind of accurate means for loading of upper centripetal deep hole volume medicine and loading method |
| CN109682273B (en) * | 2019-01-16 | 2023-08-11 | 昆明理工大学 | Upward medium-length hole medicine rolling accurate medicine charging device and medicine charging method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 Termination date: 20210116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |