CN200995454Y - Chisel for stone mason - Google Patents
Chisel for stone mason Download PDFInfo
- Publication number
- CN200995454Y CN200995454Y CN 200620141825 CN200620141825U CN200995454Y CN 200995454 Y CN200995454 Y CN 200995454Y CN 200620141825 CN200620141825 CN 200620141825 CN 200620141825 U CN200620141825 U CN 200620141825U CN 200995454 Y CN200995454 Y CN 200995454Y
- Authority
- CN
- China
- Prior art keywords
- handle
- chisel
- cutter bar
- spring seat
- stonework
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model relates to a stone chisel. Wherein, a chisel rod is provided with a handle; the handle is provided with a jack which can be inserted into the chisel rod. The stone chisel is characterized in that the chisel rod is provided with a shock absorbing device. A lower spring seat is fixed to the chisel rod; an upper spring seat can slide along the chisel rod; a spring is positioned between the upper spring seat and the lower spring seat, and is mounted on the chisel rod; the lower end of the handle contacts with the supper spring seat.
Description
Technical field
The utility model relates to a kind of hand tools, particularly a kind of chisel for stonework.
Background technology
At present, the chisel of various structures is of a great variety.A kind of " combined type fast-assembling cutter " just disclosed for No. 200420150443.0 as China Patent No..It has added a cutter fast replacing device and finger guard assembly on the architecture basics of tradition cutter, the operating efficiency of chisel and security performance are improved.But it has the following disadvantages: chisel needs constantly to knock the chisel afterbody with the knocking thing in use, and powerful impulsive force produces strong concussion, can reach the user on hand with the cutter handle, brings many discomforts to the user.
Summary of the invention
The purpose of this utility model is: a kind of chisel for stonework that can effectively reduce the concussion of user's hand is provided.The utility model is achieved through the following technical solutions:
A kind of chisel for stonework, the cutter bar is provided with handle, handle is provided with the jack that can insert the cutter bar, it is characterized in that: described cutter bar is provided with damping device, damping device comprises: be fixed with lower spring cup on the cutter bar, upper spring seat can slide along the cutter bar, and spring is located between upper spring seat and lower spring cup and is placed on the cutter bar, and handle, at its lower end contacts with upper spring seat.
The utility model damping device course of work is as follows: when the knocking thing knocks the chisel for stonework afterbody, cause the strong concussion on the cutter bar, because spring is placed on the cutter bar, handle, at its lower end contacts with upper spring seat.Spring can alleviate the strong concussion that is delivered on the handle.
Advantage of the present utility model is: because the cutter bar is provided with damping device, when chisel for stonework used, damping device can effectively reduce the concussion on hand that reaches the user, reduced the discomfort of bringing to the user.
In the utility model, described handle top is provided with finger guard, and handle is located at the finger guard below, and the cutter rod rear end passes handle.When it can prevent to knock, operator's hand was accidentally injured in the hammer landing.
In the utility model, described handle is provided with wavy finger groove, and the finger groove surface is provided with salient point.Feel was more comfortable when it can make operation.
In the utility model, described cutter bar and handle cross section can be shapes such as circle, square, hexagon, octagonal.
Description of drawings
Fig. 1 is the utility model embodiment 1 stereogram.
Fig. 2 is the utility model embodiment 2 stereograms.
Fig. 3 is the utility model embodiment 3 stereograms.
The specific embodiment
Fig. 1 has provided embodiment 1 of the present utility model.The cutter bar 1 of present embodiment chisel for stonework is provided with handle, and handle top is provided with finger guard 3, and handle 2 is located at the finger guard below, and handle is provided with the jack that can insert the cutter bar.Cutter bar 1 rear end passes handle.Handle is provided with wavy finger groove 4.The handle cross section is rounded, and the cutter head is flat cutter head.
The chisel for stonework of present embodiment reduces the discomfort of bringing to the user because the cutter bar is provided with damping device, and when chisel for stonework used, damping device can effectively reduce the concussion on hand that reaches the user.
Fig. 2 has provided embodiment 2 of the present utility model.In the present embodiment, handle and finger guard cross section are square.The finger groove surface is provided with salient point 8, and the cutter head is pointed cutter head.All the other are identical with embodiment 1, and it can finish goal of the invention of the present utility model equally.
Fig. 3 has provided embodiment 3 of the present utility model.In the present embodiment, handle and finger guard cross section are the triangle of being with circular arc chamfering.Handle is provided with double-colored wavy finger groove, and the finger groove surface is provided with the soft salient point of moulding.All the other are identical with embodiment 1, and it can finish goal of the invention of the present utility model equally.
Claims (3)
1, a kind of chisel for stonework, the cutter bar is provided with handle, handle is provided with the jack that can insert the cutter bar, it is characterized in that: described cutter bar is provided with damping device, damping device comprises: be fixed with lower spring cup on the cutter bar, upper spring seat can slide along the cutter bar, and spring is located between upper spring seat and lower spring cup and is placed on the cutter bar, and handle, at its lower end contacts with upper spring seat.
2, chisel for stonework according to claim 1; It is characterized in that: described handle top is provided with finger guard, and handle is located at the finger guard below, and the cutter rod rear end passes handle.
3, chisel for stonework according to claim 1; It is characterized in that: described handle is provided with wavy finger groove, and the finger groove surface is provided with salient point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620141825 CN200995454Y (en) | 2006-12-30 | 2006-12-30 | Chisel for stone mason |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620141825 CN200995454Y (en) | 2006-12-30 | 2006-12-30 | Chisel for stone mason |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200995454Y true CN200995454Y (en) | 2007-12-26 |
Family
ID=38993881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620141825 Expired - Fee Related CN200995454Y (en) | 2006-12-30 | 2006-12-30 | Chisel for stone mason |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200995454Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114670A (en) * | 2010-01-04 | 2011-07-06 | 深圳市普隆重工有限公司 | Rock drilling machine and damping operating system thereof |
| CN102889060A (en) * | 2011-07-22 | 2013-01-23 | 深圳市普隆重工有限公司 | Drill clamp mechanism and jackdrill |
-
2006
- 2006-12-30 CN CN 200620141825 patent/CN200995454Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114670A (en) * | 2010-01-04 | 2011-07-06 | 深圳市普隆重工有限公司 | Rock drilling machine and damping operating system thereof |
| CN102114670B (en) * | 2010-01-04 | 2015-05-20 | 深圳市普隆重工有限公司 | Rock drilling machine and damping operating system thereof |
| CN102889060A (en) * | 2011-07-22 | 2013-01-23 | 深圳市普隆重工有限公司 | Drill clamp mechanism and jackdrill |
| CN102889060B (en) * | 2011-07-22 | 2015-05-20 | 深圳市普隆重工有限公司 | Drill clamp mechanism and jackdrill |
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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 |