CN203531743U - Rock drill - Google Patents
Rock drill Download PDFInfo
- Publication number
- CN203531743U CN203531743U CN201320421835.5U CN201320421835U CN203531743U CN 203531743 U CN203531743 U CN 203531743U CN 201320421835 U CN201320421835 U CN 201320421835U CN 203531743 U CN203531743 U CN 203531743U
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- valve
- cylinder
- handle
- nut
- periphery
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Abstract
The utility model relates to a rock drill, comprising a cylinder. The upper end and the lower end of the cylinder are respectively connected to a handle body and a head through a long screw and a long nut. The inner wall at the lower part of the cylinder is provided with a guiding sleeve, and the cylinder is provided with a piston. The rock drill is characterized in that the inner wall of the upper end of the piston is provided with a rifle nut, and the rifle nut is connected to a vertically-arranged rifle bar. The periphery of the upper end of the rifle bar is connected to an inner ratchet, which is connected to the cylinder and a handle body. The periphery of the lower end of the rifle bar is provided with a valve seat disposed in the cylinder. The periphery of the valve seat is provided with a valve, and the periphery of the valve is provided with a valve cabinet disposed at the inner wall of the upper part of the cylinder and a valve cover disposed at the lower part of the valve cabinet. The rock drill is advantageous in that the structure is simple; work efficiency is high; work quality is good; maintenance is convenient, and service lifetime is long.
Description
Technical field
The utility model relates to a kind of hammer drill, is applied to engineering construction field.
Background technology
At present, at engineering fields such as coal, mining industry, be widely used hammer drill, utilize this equipment to carry out bore operation to different rock mass, for follow-up explosive, install and lay the first stone, the service behaviour quality of this equipment is directly connected to the effect that later stage explosive is installed, and remote-effects secondary explosion effect.
Utility model content
The purpose of this utility model is to provide a kind of hammer drill, and contributing to solve the inconvenience of existing equipment maintenance and repair, operating efficiency and quality has the problems such as to be hoisted.
The technical solution of the utility model is:
A kind of hammer drill, comprise cylinder, described cylinder upper and lower side is connected with respectively handle body and head through long bolt and long nut, the inwall of described cylinder bottom is provided with fairlead, in described cylinder, be provided with piston, it is characterized in that: in the upper end inwall of described piston, be provided with rifle nut, in described rifle nut, be connected with the rifle bar of longitudinal setting, the upper end periphery of described rifle bar is connected to handle ratchet wheel, described handle ratchet wheel connects in cylinder and handle body, the periphery of described rifle bar lower end is provided with the valve seat that is positioned at cylinder, the periphery of described valve seat is provided with valve, the periphery of described valve is provided with the valve cabinet being positioned in cylinder upper inside wall and is positioned at the valve gap of valve cabinet below.
Wherein, the inwall on described head top is provided with turning set, and the inwall of described turning set bottom is provided with drill sleeve, on the bottom outer wall of described head, through pricker card bolt and pricker card nut, is connected with pricker card, described pricker card is hinged through pricker axis and head, on described pricker card bolt, is also provided with pricker card spring.
The upper end of described handle body is provided with air tube screw plug, in described air tube screw plug, is provided with the air tube being inserted in rifle bar.
In described handle body, be provided with control valve, on described control valve, be provided with the control crank in order to manipulation valve.
Described handle body top is connected with handle through handle screw rod and handle nut, and described handle is provided with iron clad glue handle.
The side of described handle body is connected with gas bend pipe through gas union elbow.
The utility model has the advantage of: the utility model device structure is simple, and operating efficiency is high, work quality is good, and safeguard convenient, long service life.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the utility model embodiment.
Fig. 2 is the side-looking structural representation of the utility model embodiment.
The specific embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
With reference to figure 1, Fig. 2, the utility model relates to a kind of hammer drill, comprise cylinder 6, described cylinder 6 upper and lower sides are connected with respectively handle body 30 and head 12 through long bolt 19 and long nut 18, the inwall of described cylinder 6 bottoms is provided with fairlead 9, in described cylinder 6, be provided with piston 8, in the upper end inwall of described piston 8, be provided with rifle nut 7, in described rifle nut 7, be connected with the rifle bar 5 of longitudinal setting, the upper end periphery of described rifle bar 5 is connected to handle ratchet wheel 31, described handle ratchet wheel connects in cylinder and handle body, the periphery of described rifle bar 5 lower ends is provided with the valve seat 23 that is positioned at cylinder, the periphery of described valve seat 23 is provided with valve 21, the periphery of described valve 21 is provided with the valve cabinet 22 being positioned in cylinder upper inside wall and is positioned at the valve gap 20 of valve cabinet below.
The inwall on above-mentioned head 12 tops is provided with turning set 10, the inwall of described turning set 10 bottoms is provided with drill sleeve 11, on the bottom outer wall of described head 12, through pricker card bolt 14 and pricker card nut 17, be connected with pricker card 16, described pricker card 16 is hinged through pricker axis 15 and head 12, on described pricker card bolt 14, is also provided with pricker card spring 13.
The upper end of above-mentioned handle body 30 is provided with air tube screw plug 1, is provided with the air tube 2 being inserted in rifle bar 5 in described air tube screw plug 1.
In above-mentioned handle body 30, be provided with control valve 3, on described control valve 3, be provided with the control crank 4 in order to manipulation valve 3.
Above-mentioned handle body 30 tops are connected with handle 27 through handle screw rod 25 and handle nut 24, and described handle 27 is provided with iron clad glue 26.
The side of above-mentioned handle body 30 is connected with gas bend pipe 29 through gas union elbow 28.
The utility model is in operating process, first according to said structure feature, connect, next by control crank and control valve, realizing fluid enters in cylinder, the air-flow flowing into is realized the piston of being located in cylinder is driven through valve seat, valve gap, valve and valve cabinet, drives drill steel rotation to realize dig work flow by piston up-down and turning set.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (1)
1. a hammer drill, comprise cylinder, described cylinder upper and lower side is connected with respectively handle body and head through long bolt and long nut, the inwall of described cylinder bottom is provided with fairlead, in described cylinder, be provided with piston, it is characterized in that: in the upper end inwall of described piston, be provided with rifle nut, in described rifle nut, be connected with the rifle bar of longitudinal setting, the upper end periphery of described rifle bar is connected to handle ratchet wheel, described handle ratchet wheel connects in cylinder and handle body, the periphery of described rifle bar lower end is provided with the valve seat that is positioned at cylinder, the periphery of described valve seat is provided with valve, the periphery of described valve is provided with the valve cabinet being positioned in cylinder upper inside wall and is positioned at the valve gap of valve cabinet below.
2, hammer drill according to claim 1, it is characterized in that: the inwall on described head top is provided with turning set, the inwall of described turning set bottom is provided with drill sleeve, on the bottom outer wall of described head, through pricker card bolt and pricker card nut, be connected with pricker card, described pricker card is hinged through pricker axis and head, on described pricker card bolt, is also provided with pricker card spring.
3, hammer drill according to claim 2, is characterized in that: the upper end of described handle body is provided with air tube screw plug, in described air tube screw plug, is provided with the air tube being inserted in rifle bar.
4, hammer drill according to claim 3, is characterized in that: in described handle body, be provided with control valve, be provided with the control crank in order to manipulation valve on described control valve.
5, hammer drill according to claim 4, is characterized in that: described handle body top is connected with handle through handle screw rod and handle nut, and described handle is provided with iron clad glue handle.
6, hammer drill according to claim 5, is characterized in that: the side of described handle body is connected with gas bend pipe through gas union elbow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320421835.5U CN203531743U (en) | 2014-01-20 | 2014-01-20 | Rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320421835.5U CN203531743U (en) | 2014-01-20 | 2014-01-20 | Rock drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203531743U true CN203531743U (en) | 2014-04-09 |
Family
ID=50417965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320421835.5U Expired - Fee Related CN203531743U (en) | 2014-01-20 | 2014-01-20 | Rock drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203531743U (en) |
-
2014
- 2014-01-20 CN CN201320421835.5U patent/CN203531743U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170807 Address after: Minhou County of Fuzhou City, Fujian Province town Ma Street 350108 No. 99 No. 10 outward Gujing plant 2 layer G1 Patentee after: Fujian Paiweike Technology Co. Ltd. Address before: Five road overpass north side Fu Ting District Fuzhou 350001 Fujian province (Fuzhou medical equipment factory) Patentee before: FUZHOU DIG SWORD LAND MACHINE CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20170120 |