CN218624068U - Mine rock drill down-the-hole mechanism - Google Patents
Mine rock drill down-the-hole mechanism Download PDFInfo
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- CN218624068U CN218624068U CN202223242900.6U CN202223242900U CN218624068U CN 218624068 U CN218624068 U CN 218624068U CN 202223242900 U CN202223242900 U CN 202223242900U CN 218624068 U CN218624068 U CN 218624068U
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- drilling
- footstock
- sets
- adjusting part
- rods
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 239000011435 rock Substances 0.000 title claims abstract description 21
- 238000005553 drilling Methods 0.000 claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 241000463219 Epitheca Species 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000010030 laminating Methods 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000004088 foaming agent Substances 0.000 description 6
- 239000006260 foam Substances 0.000 description 4
- 235000019738 Limestone Nutrition 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 239000006028 limestone Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Images
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- Earth Drilling (AREA)
Abstract
The utility model relates to a mine rock drill down-the-hole mechanism, be connected fixed drilling rod including drilling motor and with drilling motor output, the installation of the interior top of drilling rod is provided with the impacter, and the impacter output is connected and is provided with the piston rod, the bottom of piston rod is provided with the drill bit, and the drill bit is located the bottom of drilling rod and fixed connection with it, the drilling motor sets up in a set of adjusting part's inboard, and adjusting part's top pass the footstock and with the coaxial fixed of adjusting motor output of spiral shell dress on the footstock, the drilling motor passes through the fix with screw with the footstock. The utility model discloses in, lie in the drilling rod outside through being provided with two sets of wallboards and be driven and the use of cooperating with drilling by adjusting part to can make the device utilize the wallboard to support at the drilling process and lean on the laminating drilling inner wall, and then reduce the interior subsidence of drilling, and reduce the rubble granule landing and influence the tunnelling of drill bit in to drilling and use.
Description
Technical Field
The utility model relates to a mining equipment technical field specifically is a mine rock drill down-the-hole mechanism.
Background
Down-the-hole rock drilling refers to a rock drilling method in which an impact mechanism is submerged inside a blast hole, wherein the torque of a slewing mechanism rotates an impactor and a drill bit through a drill rod, and rock fragments are discharged out of a waste gas discharge hole of the impactor.
When the mine rock drill down-the-hole mechanism is used in geology with low hardness, such as a limestone bed down-the-hole, the mine rock drill down-the-hole mechanism is easy to collapse and break through a karst cave during construction, limestone powder and fragments are gathered on the upper portion of a down-the-hole hammer to be extruded when meeting collapse, the limestone powder and the fragments are very solid and not easy to break when meeting water, the mine rock drill down-the-hole mechanism cannot be smoothly pulled out of a hole or even are blocked to cause loss, in addition, the drainage effect of gushing water generated in the down-the-hole process is poor, and the accumulation can influence the drilling efficiency of the mine rock drill down-the-hole mechanism.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a mine rock drill down-the-hole mechanism.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mine rock drill down-the-hole mechanism, includes drilling motor and is connected fixed drilling rod with the drilling motor output, the installation of the interior top of drilling rod is provided with the impacter, and the impacter output is connected and is provided with the piston rod, the bottom of piston rod is provided with the drill bit, and the drill bit is located the bottom of drilling rod and fixed connection with it, the drilling motor sets up in a set of adjusting part's inboard, and adjusting part's top pass the footstock and with the coaxial fixed of the adjusting motor output of spiral shell dress on the footstock, the drilling motor passes through the fix with screw with the footstock, be fixed with the loop bar on the lateral wall of footstock, and loop bar epitheca detachable installation is provided with the support frame of being connected with it to rotate, adjusting part's bottom is connected fixedly with the top of two sets of wallboards respectively, and two sets of wallboards all are in the outside of drilling rod and are restricted its position state by adjusting part.
Preferably, the adjusting part includes two sets of axially parallel's nose bar, every group all the cover is equipped with the push rod of being connected with it rotation on the nose bar, and the one end that the nose bar was kept away from to every group push rod is all inserted and is equipped with the axle of inserting of being connected with it rotation, the axle of inserting is fixed in on the lateral wall of a set of axle sleeve, and the bottom of inserting the axle and the top fixed connection of adjacent wallboard, every group the middle part of axle sleeve all is run through and threaded connection with it by a set of guide bar, and is two sets of the back of the body end of guide bar all with the inner wall fixed connection of footstock, and is two sets of the top of nose bar all with the bottom fixed connection of a set of carousel, and the top center department of carousel pass the footstock and with adjusting motor's output fixed connection, the position that the adjusting part can adjust the wallboard so that it keeps laminating with the hole inner wall.
In a further preferred embodiment, two sets of the guide rods are coaxially distributed, and the diameters of the two sets of the guide rods are matched with the inner diameter of the shaft sleeve, so that the movement of the shaft sleeve and the insertion shaft can be guided by the guide shaft.
In further preferred, two sets of space department between the wallboard is provided with a set of communicating pipe, and the top of communicating pipe stretches into in the footstock and runs through the footstock, fixed connection between communicating pipe and the footstock to can utilize communicating pipe to input the foaming agent in the hole.
Preferably, the outer side wall of the communicating pipe is uniformly provided with a plurality of groups of spray holes communicated with the inner cavity of the communicating pipe along the length direction of the communicating pipe, so that the spraying can be carried out in a large area.
(III) advantageous effects
Compared with the prior art, the utility model provides a mine rock drill down-the-hole mechanism possesses following beneficial effect:
1. the utility model discloses in, lie in the drilling rod outside through being provided with two sets of wallboards and be driven and the use of cooperating with drilling by adjusting part to can make the device utilize the wallboard to support and lean on laminating drilling inner wall at drilling process, and then reduce the subside in the drilling, and reduce rubble granule landing and influence the tunnelling of drill bit in to drilling and use.
2. The utility model discloses in, through being provided with adjusting part to and two sets of axle of inserting can be driven by the drive wallboard among the adjusting part and move and change its position, thereby can make the wallboard driven to support tight drilling inner wall, and can the different diameters of adaptation drilling to its reinforcement collapse-proof use.
3. The utility model discloses in, be provided with communicating pipe in the clearance between two sets of wallboards, and the orifice of multiunit intercommunication is seted up on communicating pipe surface to can utilize communicating pipe input foaming agent in drilling process, so that gush water can combine to form the foam with the foaming agent, thereby it drives outside discharging to the hole to change the waste gas when being strikeed the brill down-hole.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the drill rod of the present invention after being cut away;
FIG. 3 is a schematic view of the connection structure of the drill rod of the present invention;
FIG. 4 is a schematic view of the structure of the top seat of the present invention;
fig. 5 is a schematic view of the turntable and the connection structure thereof.
In the figure: 1. a drilling motor; 2. a drill stem; 3. an impactor; 4. a piston rod; 5. a drill bit; 6. a top seat; 7. a loop bar; 8. adjusting the motor; 9. wall plates; 10. a nose bar; 11. a push rod; 12. inserting a shaft; 13. A shaft sleeve; 14. a guide rod; 15. a turntable; 16. a communicating pipe; 17. and (6) spraying the holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b):
referring to fig. 1-5, a down-the-hole mechanism of a mine rock drill comprises a drilling motor 1 and a drill rod 2 connected and fixed with the output end of the drilling motor 1, wherein an impactor 3 is arranged at the inner top of the drill rod 2, the output end of the impactor 3 is connected and provided with a piston rod 4, the impactor 3 uses compressed air as the power of the impactor 3, the down-the-hole mechanism can be divided into a valve type impactor and a valveless type, the valve impactor changes the air flow direction by the swinging of the valve, the stroke or return stroke action of the piston rod 4 is controlled, the valveless impactor plays the role of changing the air flow direction by the matching of the piston rod and a groove on the cylinder wall, the impact and return stroke action of the piston are completed, a drill bit 5 is arranged at the bottom end of the piston rod 4, the drill bit 5 is fixedly connected with the drill rod 2, the drill bit 5 has two types of a blade type and a column tooth type, the blade type drill bit generally has four wings, the diameters of the three wings are smaller, the wing part is welded with a hard alloy sheet with a 110-degree cutting edge, a certain number of cylindrical hard alloy teeth are embedded in the working end face of a columnar tooth drill bit, the tooth tip is hemispherical or bullet-shaped, a drilling motor 1 is arranged on the inner side of a group of adjusting components, the top of each adjusting component penetrates through a top seat 6 and is coaxially fixed with the output end of an adjusting motor 8 screwed on the top seat 6, the drilling motor 1 and the top seat 6 are fixed through screws, a sleeve rod 7 is fixed on the outer side wall of the top seat 6, a support frame which is rotatably connected with the sleeve rod 7 is detachably arranged on the upper shell of the sleeve rod 7, the bottom of each adjusting component is respectively connected and fixed with the tops of two groups of wall plates 9, the two groups of wall plates 9 are positioned on the outer side of a drill rod 2 and are limited in position by the adjusting components, the two groups of wall plates 9 are positioned on the outer side of the drill rod 2 and are driven by the adjusting components to be matched with drilling, so that the wall plates 9 can be abutted against and attached to the inner wall of the drilling hole in the drilling process of the device, thereby reducing the collapse in the drill hole and reducing the influence of the broken stone particles sliding into the drill hole on the tunneling use of the drill bit 5.
In this embodiment, the adjusting component includes two sets of axially parallel protruding poles 10, all the cover is equipped with the push rod 11 of being connected with it rotation on every group protruding pole 10, the one end that protruding pole 10 was kept away from to every group push rod 11 all inserts and is equipped with the inserted shaft 12 of being connected with it rotation, inserted shaft 12 is fixed in on the lateral wall of a set of axle sleeve 13, and the bottom of inserted shaft 12 and the top fixed connection of adjacent wallboard 9, the middle part of every group axle sleeve 13 all is run through and threaded connection with it by a set of guide bar 14, the end all with the inner wall fixed connection of footstock 6 back to back of two sets of guide bars 14, coaxial distribution between two sets of guide bars 14, and the diameter of two sets of guide bars 14 all with the internal diameter looks adaptation of axle sleeve 13, the top of two sets of protruding poles 10 all with the bottom fixed connection of a set of carousel 15, and the top center department of carousel 15 passes footstock 6 and with the output fixed connection of adjusting motor 8, in the hole digging process in the stealthily, can start adjusting motor 8 and make adjusting motor 8 output drive carousel 15 drive certain angle thereupon, carousel 15 deflects when can drive both protruding poles 10 and push rod 11 and push rod 12 and push the removal transform this moment.
In this embodiment, space department between two sets of wallboards 9 is provided with a set of communicating pipe 16, and the top of communicating pipe 16 stretches into in the footstock 6 and runs through the footstock 6, fixed connection between communicating pipe 16 and the footstock 6, evenly set up the orifice 17 of multiunit rather than the inner chamber intercommunication along its length direction on the lateral wall of communicating pipe 16, in time get rid of the rock ballast at the bottom of the hole, prevent repeated breakage, just can exert and creep into efficiency, under the condition that gushes water in the hole, can adopt foam slag removal, add the foaming agent of certain proportion promptly in aqueous, produce a large amount of foams during the discharge, bring out the drilling to gushing water.
Example 2:
when using this mine rock drill down-the-hole mechanism, can be in advance digging hole position and place equipment to the support frame auxiliary stay footstock 6 that the cover was established on utilizing loop bar 7 places the use, should make drill bit 5 towards the drilling position when using, the rotatory tunnelling of drill rod 2 and drill bit 5 is driven to drilling motor 1 output this moment, simultaneously, start impacter 3 and make it utilize compressed air control piston rod 4's stroke and return stroke action, and drive piston rod 4 direct impact drill bit 5 afterbody, realize breaking and quenching the rock function.
Example 3:
when drilling, the user can utilize the communicating pipe 16 to input foaming agent into the hole, and at this moment, the foaming agent can flow in downwards along the communicating pipe 16 and drip out through the spray holes 17, and a large amount of foam is generated after contacting with gushing water, so that the gushing water can be taken out of the drill hole when exhausting.
In all the above-mentioned embodiments, the connection between two components may be selected from welding, bolt and nut fit connection, bolt or screw connection or other known connection methods according to actual situations, which are not repeated herein, and it is preferable to consider welding in the above description, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a mine rock drill down-the-hole mechanism, includes drilling motor (1) and is connected fixed drilling rod (2) with drilling motor (1) output, the interior top installation of drilling rod (2) is provided with impacter (3), and impacter (3) output connect and be provided with piston rod (4), the bottom of piston rod (4) is provided with drill bit (5), and drill bit (5) are located the bottom of drilling rod (2) and fixed connection with it, its characterized in that: drilling motor (1) sets up in a set of adjusting part's inboard, and adjusting part's top pass footstock (6) and with spiral shell adorn adjusting motor (8) output coaxial fixed on footstock (6), drilling motor (1) passes through the fix with screw with footstock (6), be fixed with loop bar (7) on the lateral wall of footstock (6), and loop bar (7) epitheca detachable installation is provided with the support frame of rotating the connection with it, adjusting part's bottom is connected fixedly with the top of two sets of wallboards (9) respectively, and just its position state is restricted by adjusting part in the outside of drilling rod (2) in two sets of wallboards (9).
2. A mine jack drill down-the-hole mechanism according to claim 1, characterized in that: the adjusting part comprises two sets of axially parallel convex rods (10) and each group, the convex rods (10) are sleeved with push rods (11) which are connected with the convex rods in a rotating mode, one end, far away from the convex rods (10), of each group of push rods (11) is inserted into an insertion shaft (12) which is connected with the convex rods in a rotating mode, the insertion shaft (12) is fixed onto the outer side wall of a set of shaft sleeve (13), the bottom end of the insertion shaft (12) is fixedly connected with the top of an adjacent wall plate (9), and each group of push rods is arranged in the middle of the shaft sleeve (13) and is penetrated through by a set of guide rods (14) and is connected with the guide rods in a threaded mode, and the guide rods (14) are fixedly connected with the inner wall of the top base (6) and are two sets of top ends of the convex rods (10) and the bottom of a set of turntables (15), and the top center of the top of each turntables (15) penetrates through the top base (6) and is fixedly connected with the output end of an adjusting motor (8).
3. A mine jack drill down-the-hole mechanism according to claim 2, characterized in that: the guide rods (14) are coaxially distributed, and the diameters of the two groups of guide rods (14) are matched with the inner diameter of the shaft sleeve (13).
4. The mine rock drill down-the-hole mechanism of claim 1, characterized in that: and a group of communicating pipes (16) are arranged at the gap between the two groups of wall plates (9), the top ends of the communicating pipes (16) extend into the top seat (6) and penetrate through the top seat (6), and the communicating pipes (16) are fixedly connected with the top seat (6).
5. A mine rock drill down-hole mechanism according to claim 4, characterized in that: the outer side wall of the communicating pipe (16) is evenly provided with a plurality of groups of spray holes (17) communicated with the inner cavity of the communicating pipe along the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223242900.6U CN218624068U (en) | 2022-12-03 | 2022-12-03 | Mine rock drill down-the-hole mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223242900.6U CN218624068U (en) | 2022-12-03 | 2022-12-03 | Mine rock drill down-the-hole mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218624068U true CN218624068U (en) | 2023-03-14 |
Family
ID=85454520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223242900.6U Active CN218624068U (en) | 2022-12-03 | 2022-12-03 | Mine rock drill down-the-hole mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218624068U (en) |
-
2022
- 2022-12-03 CN CN202223242900.6U patent/CN218624068U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231222 Address after: 435000 Changping Village, Lingxiang Town, Daye City, Huangshi City, Hubei Province Patentee after: Daye Hua'an Blasting Co.,Ltd. Address before: 435000 No. 27, Shenniu Road, Xialu, Huangshi City, Hubei Province Patentee before: HUANGSHI JINSHAN ROCK DRILLING MACHINERY Co.,Ltd. |