CN2554328Y - Airleg rock drill - Google Patents
Airleg rock drill Download PDFInfo
- Publication number
- CN2554328Y CN2554328Y CN 02233611 CN02233611U CN2554328Y CN 2554328 Y CN2554328 Y CN 2554328Y CN 02233611 CN02233611 CN 02233611 CN 02233611 U CN02233611 U CN 02233611U CN 2554328 Y CN2554328 Y CN 2554328Y
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- CN
- China
- Prior art keywords
- cylinder body
- handle
- head
- joint portion
- proof housing
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses an air-leg rock drill, comprising a handle body combining part, a cylinder body combining part and a machine head combining part, wherein, the handle body combining part is characterized in that a handle body is arranged at the rear part of a machine body; the center part of the upper end of the handle body has an operation valve; one side of the operation valve has an operation handle; the other side of the operation valve has a gas-pipe bend; the rear end of the handle body is connected with a handle component and also provided with a water injecting valve component; the cylinder body combining part is provided with the cylinder body at the center of the machine body; the machine head combining part is provided with a machine head at the front end of the cylinder body; a guide sleeve is connected between the cylinder body and the machine head; the machine head is provided with a rotating sleeve with a built-in drill shank sleeve; the drill shank sleeve is provided with a drill shank cab; and the front end of the machine head is provided with a shank clip. As a result, the utility model has the advantages of proper weight, low noise, low power consumption, high power, a plurality of functions, stable and reliable use as well as convenient maintenance.
Description
(1) field under
The utility model relates to a kind of pneumatic engineering machinery field, particularly a kind of multipurpose pusher leg drill that is widely used in mine working driving and various Drilling shot hole, anchor pole (rope) hole.
(2) background technology
China is current with a shelves pusher leg drill, and leading products have the YT24 type pusher leg drill that this enterprise produces etc., and this type of overall product noise elimination noise reduction device is not very good, in Drilling anchor pole (rope) hole and straight up during the big gun hole, is subjected to its pricker card device restriction more.When operating air pressure is 0.5mpa, when the diameter of punchinging is ∮ 34-∮ 42mm, impact energy 〉=59J, frequency of impact 29-33Hz, air consumption≤48L/S, moment of torsion 〉=13.7N-m, noise (sound power level)≤125dB (A), comprehensive technical performance are still waiting to improve.
(3) summary of the invention
The purpose of this utility model provides and a kind ofly can improve comprehensive technical performance, improves its impact energy, moment of torsion and cutter speed, can reduce noise, adapts to multi-purpose pusher leg drill.
The purpose of this utility model is achieved in that
A kind of pusher leg drill, comprise handle body joint portion, cylinder body joint portion and head joint portion three parts, described handle body joint portion is to establish a handle body at After-Body, handle body upper center is established a control valve, one side of control valve is provided with operating handle, opposite side is established a gas-pipe bend, and handle body rear end is connected with handle assembly, and handle body rear end also is provided with the water injection valve assembly; Described cylinder body joint portion is to be provided with cylinder body in the body stage casing; Described head joint portion is to be provided with head at the cylinder body front end, connects a fairlead between cylinder body and the head, is provided with turning set in the head, and the bit shank cover is housed in the turning set, and bit shank puts establishes a drill sleeve cap, and the head front end is provided with the pricker card.
The exhaust ports of cylinder body is established an interior sound proof housing that can insert the cylinder body exhaust opening, connects a sound proof housing by the larynx hoop on the boss of cylinder body, in sound proof housing covers on the sound proof housing.
Sound proof housing and sound proof housing material therefor are the polyurethane material in described.
Described diameter of cylinder is ∮ 75-∮ 85mm.
Being provided with outside diameter in the described cylinder body is that ∮ 76mm, end diameter are the cone transition funnel-form bicylindrical piston of ∮ 38mm.
On the experiential basis that the utility model is made, used at former type YT24 type hammer drill, by the modern theory analytical calculation, optimal design has rationally been improved the large and small end diameter dimension of diameter of cylinder and piston on physical dimension, improve energy consumption index, optimized performance parameter.Under the constant situation of other condition, impact energy 〉=62J, frequency of impact 33-37Hz, air consumption≤54L/S, moment of torsion 〉=16.5N-m, noise (sound power level)≤123dB (A).The utility model weight is suitable, and noise is little, and energy consumption is low, the power height, and function is many, uses reliable and stable, easy to maintenance.
(4) description of drawings
Fig. 1 is the utility model structural representation
Fig. 2 is the utility model vertical view
Fig. 3 is the cylinder body front view
Fig. 4 is the piston front view
Fig. 5 is outer sound proof housing front view
Fig. 6 is the A-A sectional view of outer sound proof housing
Fig. 7 is a pricker card vertical view
(5) specific embodiment
A kind of pusher leg drill is assembled by long bolt 30 and long bolt nut 31 by handle body joint portion, cylinder body joint portion and head joint portion three big parts and to form.Wherein handle body joint portion comprises handle body 1, handle body 1 upper center is established a control valve 12, one side of control valve 12 is provided with operating handle 26, opposite side is established a gas-pipe bend 29, be used for carrying compressed air, control valve 12 is the controlling organizations that open and close, regulate hammer drill running strength, powerful purge by operating handle 26 controls.The cylinder body joint portion is provided with the cylinder body 17 that diameter is ∮ 75-∮ 85mm, and the ratchet 4 that is mounted in it, ratchet pawl 3, tower spring 2, rifle bar 5, valve cabinet 14, valve 15, valve gap 16 and have the piston 10 of rifle nut 9, piston 10 is outside diameter ∮ 76mm, the funnelform bicylindrical piston of end diameter ∮ 38mm cone transition.Exhaust opening 32 places at cylinder body 17 insert sound proof housing 7 in the polyurethane, connect polyurethane sound proof housing 6 by larynx hoop 8 on its boss 33, institute's exhaust body arrives first the air cavity 35 of sound proof housing 6 through interior sound proof housing 7 and exhaust opening 40 thereof, exhaust opening 36 through sound proof housing 6 is discharged into atmosphere again, this structure obviously improves the noise elimination effect through twice noise elimination.Establish a cross wall hole 34 in cylinder body 17 lower ends, be used for connecting air leg, reversal valve 37 and pressure regulator valve 13 are housed on the handle body, by by handle body 1 to the flexible and thrust size of the gas circuit in cylinder body cross wall hole 34 control air leg, the purpose of axle thrust size and advance and retreat when reaching with the work of air leg control hammer drill.The head joint portion mainly is provided with head 19, between cylinder body 17 and head 19, connect a fairlead 18, be provided with turning set 20 and bit shank cover 24 in the head 19, open a hole in the preceding lower end of head, establish a pricker card spring 21 and throw-out collar 22 in the hole and withstand pricker axis 23, control pricker card 25, realize the effect of mounting or dismounting drilling tool; On bit shank cover 24, be provided with the drill sleeve cap 11 of rubber or polyurethane material, but realize the utility model Drilling function in hole and anchor pole (rope) hole straight up.
During use, when operating handle 26 places the running position, compressed air enters the acting of expanding of cylinder body 17 back cavities 38 by gas-pipe bend 29 through handle body 1, ratchet 4, promotes piston slap drilling tool cutter crushed rocks, finishes towards roping moving.During backhaul, valve 15 commutations, compressed air enters cylinder body 17 ante-chambers 39, promote piston 10 and retreat, ratchet pawl 3 withstands ratchet 4 flank of tooth under the effect of tower spring 2, makes the rifle bar 5 can not backward rotation, rifle nut 9 rotates along helicla flute 41 together with piston 10 and retreats, and drive turning set 20, bit shank cover 24 makes the drilling tool rotation, the operation of Drilling petrosal foramen is finished in continuous impact, revolution.
Claims (5)
1, a kind of pusher leg drill, comprise handle body joint portion, cylinder body joint portion and head joint portion three parts, it is characterized in that described handle body joint portion is to establish a handle body (1) at After-Body, handle body (1) upper center is established a control valve (12), one side of control valve (12) is provided with operating handle (26), opposite side is established a gas-pipe bend (29), and handle body (1) rear end is connected with handle assembly (27), and handle body (1) rear end also is provided with water injection valve assembly (28); Described cylinder body joint portion is to be provided with cylinder body (17) in the body stage casing; Described head joint portion is to be provided with head (19) at cylinder body (17) front end, connect a fairlead (18) between cylinder body (17) and the head (19), be provided with turning set (20) in the head (19), bit shank cover (24) is housed in the turning set (20), establish a drill sleeve cap (11) on the bit shank cover (24), head (19) front end is provided with pricker card (25).
2, a kind of pusher leg drill according to claim 1, the exhaust opening (32) that it is characterized in that cylinder body (17) locates to establish an interior sound proof housing (7) that can insert cylinder body exhaust opening (32), go up by larynx hoop (8) connection one sound proof housing (6) at the boss (33) of cylinder body (17), sound proof housing (6) covers on the interior sound proof housing (7).
3, a kind of pusher leg drill according to claim 2 is characterized in that described interior sound proof housing (7) and sound proof housing (6) material therefor are the polyurethane material.
4, a kind of pusher leg drill according to claim 1, the diameter that it is characterized in that described cylinder body (17) are ∮ 75-∮ 85mm.
5, a kind of pusher leg drill according to claim 1, it is characterized in that being provided with in the described cylinder body (17) outside diameter is that ∮ 76mm, end diameter are the cone transition funnel-form bicylindrical piston (10) of ∮ 38mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02233611 CN2554328Y (en) | 2002-05-13 | 2002-05-13 | Airleg rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02233611 CN2554328Y (en) | 2002-05-13 | 2002-05-13 | Airleg rock drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2554328Y true CN2554328Y (en) | 2003-06-04 |
Family
ID=33708708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02233611 Expired - Fee Related CN2554328Y (en) | 2002-05-13 | 2002-05-13 | Airleg rock drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2554328Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1920237B (en) * | 2006-09-18 | 2010-04-14 | 罗亮光 | Oil frog free energy-saving pusher leg drill |
| CN101050688B (en) * | 2007-05-11 | 2010-05-19 | 王光临 | Airleg rock drill |
| CN102839914A (en) * | 2012-09-04 | 2012-12-26 | 潍坊天瑞重工凿岩机械有限公司 | Intermediate wind pressure high-speed rock drilling machine |
| CN102889058A (en) * | 2011-07-22 | 2013-01-23 | 深圳市普隆重工有限公司 | Landing leg type rock drill and reversing operating mechanism for landing leg type rock drill |
-
2002
- 2002-05-13 CN CN 02233611 patent/CN2554328Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1920237B (en) * | 2006-09-18 | 2010-04-14 | 罗亮光 | Oil frog free energy-saving pusher leg drill |
| CN101050688B (en) * | 2007-05-11 | 2010-05-19 | 王光临 | Airleg rock drill |
| CN102889058A (en) * | 2011-07-22 | 2013-01-23 | 深圳市普隆重工有限公司 | Landing leg type rock drill and reversing operating mechanism for landing leg type rock drill |
| CN102889058B (en) * | 2011-07-22 | 2015-05-20 | 深圳市普隆重工有限公司 | Landing leg type rock drill and reversing operating mechanism for landing leg type rock drill |
| CN102839914A (en) * | 2012-09-04 | 2012-12-26 | 潍坊天瑞重工凿岩机械有限公司 | Intermediate wind pressure high-speed rock drilling machine |
| CN102839914B (en) * | 2012-09-04 | 2013-08-14 | 潍坊天瑞重工凿岩机械有限公司 | Intermediate wind pressure high-speed rock drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |