CN208557374U - A kind of electric hammer of against shock - Google Patents
A kind of electric hammer of against shock Download PDFInfo
- Publication number
- CN208557374U CN208557374U CN201821194032.XU CN201821194032U CN208557374U CN 208557374 U CN208557374 U CN 208557374U CN 201821194032 U CN201821194032 U CN 201821194032U CN 208557374 U CN208557374 U CN 208557374U
- Authority
- CN
- China
- Prior art keywords
- electric hammer
- sliding sleeve
- hammer
- impact
- collet
- 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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- Percussive Tools And Related Accessories (AREA)
Abstract
The utility model relates to mechanical equipment technical fields, in particular a kind of electric hammer of against shock, including electric hammer main body, the left end of the electric hammer main body is equipped with collet, drill hammer is installed in the collet, aseismatic mechanism is embedded in the collet, the aseismatic mechanism includes the sliding sleeve being equipped in the collet, the impact block being installed in the sliding sleeve, the antirattle spring being socketed in the sliding sleeve and on the right side of the impact block and the impact bar being socketed in the antirattle spring, slide opening is offered in the sliding sleeve, the utility model passes through the aseismatic mechanism being arranged in collet and replaces direct impact of the hammer to drill hammer in electric hammer main body to the impact of impact block using impact bar, the shaking force for generating electric hammer when in use is socketed in the antirattle spring on impact bar and is absorbed, solves the vibration generated when in use due to electric hammer So that the arm of staff is easy numb fatigue, body can be obtained to staff after long-time service and lead to the problem of injury.
Description
Technical field
The utility model relates to mechanical equipment technical field, specially a kind of electric hammer of against shock.
Background technique
Electric hammer is a kind of widely used electric tool, and electric hammer is to increase by one by motor band on the basis of electric drill
The dynamic piston for having crankshaft-link rod, the reciprocating air in a cylinder, making air pressure in cylinder is in cyclically-varying, variation
Air pressure drive the hammer in cylinder back and forth to hit the top of drill bit, relative to hammer percussive drill bit, since electric hammer exists
The vibration generated when use makes staff obtain the easy numb fatigue of arm, can obtain body after long-time service to staff and generate
Injury, in consideration of it, it is proposed that a kind of electric hammer of against shock.
Utility model content
The purpose of this utility model is to provide a kind of electric hammer of against shock, with solve it is mentioned above in the background art by
Make staff obtain arm in the vibration that electric hammer generates when in use to be easy numb fatigue, can obtain staff after long-time service
Body leads to the problem of injury.
To achieve the above object, the utility model provides the following technical solutions:
A kind of electric hammer of against shock, including electric hammer main body, the left end of the electric hammer main body are equipped with collet, pacify in the collet
Equipped with drill hammer, be embedded with aseismatic mechanism in the collet, the aseismatic mechanism include the sliding sleeve being equipped in the collet,
The impact block being installed in the sliding sleeve, the antirattle spring and set that are socketed in the sliding sleeve and are located on the right side of the impact block
The impact bar being connected in the antirattle spring offers slide opening in the sliding sleeve, and the impact block is slidably connected with the slide opening,
The left end of the sliding sleeve is equipped with end cap, and the right end of the sliding sleeve is equipped with tail-hood, offers on the left side of the impact block
Counterbore.
Preferably, the left end of the electric hammer main body is equipped with handle, and the handle is connect with the electric hammer main body screw.
Preferably, the right end of the main body is equipped with handle.
Preferably, the outer surface of the end cap offers external screw thread, the left end screw thread company of the end cap and the sliding sleeve
It connects, the emptiness avoiding hole for passing through the drill hammer is offered in the middle part of the end cap.
Preferably, the aperture of the emptiness avoiding hole is greater than the outer diameter of the drill hammer tail end.
Preferably, the outer surface of the tail-hood is equipped with shape of threads, and the tail-hood is threadedly coupled with the right end of the sliding sleeve, institute
State the through-hole offered in the middle part of tail-hood for passing through the impact bar.
Preferably, the impact bar is slidably connected with the through-hole.
Compared with prior art, the utility model has the beneficial effects that
The utility model passes through the aseismatic mechanism being arranged in collet and replaces electricity to the impact of impact block using impact bar
Hammer direct impact of the hammer to drill hammer in main body into shape, the shaking force for generating electric hammer when in use is socketed on impact bar
Antirattle spring is absorbed, and solving the vibration generated when in use due to electric hammer makes the arm of staff be easy numb fatigue,
Body can be obtained to staff after long-time service lead to the problem of injury.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the enlarged diagram in the utility model at A；
Fig. 3 is the structural schematic diagram of aseismatic mechanism in the utility model.
In figure: 1, electric hammer main body；11, collet；12, handle；13, handle；2, aseismatic mechanism；21, sliding sleeve；211, slide opening；
212, end cap；2121, emptiness avoiding hole；213, tail-hood；2131, through-hole；22, impact block；221, counterbore；23, antirattle spring；24, it rushes
Hit bar；3, drill hammer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution:
A kind of electric hammer of against shock, including electric hammer main body 1, the left end of electric hammer main body 1 are equipped with collet 11, install in collet 11
There is drill hammer 3, aseismatic mechanism 2 is embedded in collet 11, aseismatic mechanism includes the sliding sleeve 21 being equipped in collet 11, is installed on
It impact block 22 in sliding sleeve 21, the antirattle spring 23 for being socketed in sliding sleeve 21 and being located at 22 right side of impact block and is socketed on shockproof
Impact bar 24 in spring 23 offers slide opening 211 in sliding sleeve 21, and impact block 22 is slidably connected with slide opening 211, a left side for sliding sleeve 21
End is equipped with end cap 212, and the right end of sliding sleeve 21 is equipped with tail-hood 213, counterbore 221 is offered on the left side of impact block 22.
In the present embodiment, the left end of electric hammer main body 1 is equipped with handle 12, and handle 12 is threadedly coupled with electric hammer main body 1, main body
1 right end is equipped with the integrally formed handle 13 of shell with electric hammer main body 1, and staff is facilitated to hold.
Further, sliding sleeve 21 is embedded in collet 11, and the cunning of connection 21 left and right ends of sliding sleeve is offered in sliding sleeve 21
Hole 211, impact block 22 are mounted in slide opening 211 and are slidably connected with slide opening 211, make impact block 22 can be in sliding sleeve 21 along slide opening
211 are slided.
Specifically, counterbore 221 is round platform hole, and the outer diameter at 221 aperture of counterbore is greater than the outer diameter of 221 hole bottom of counterbore,
Making the tail end of drill hammer 3 can offset with the hole wall of counterbore 221, can play the role of positioning to drill hammer 3.
Further, the outer surface of end cap 212 offers external screw thread, offered at the left end aperture of slide opening 211 with outside
The compatible internal screw thread of the shape of screw thread makes the left end screw thread of end cap 212 Yu sliding sleeve 21 by the connection of external screw thread and internal screw thread
Connection.
Specifically, the middle part of end cap 212 offers the emptiness avoiding hole 2121 for passing through drill hammer 3, emptiness avoiding hole 2121
Aperture is greater than the outer diameter of 3 tail end of drill hammer, and the tail end of drill hammer 3 can be easily from emptiness avoiding hole when making to install drill hammer 3
Pass through in 2121.
Further, the outer surface of tail-hood 213 is equipped with shape of threads, and the right end of slide opening 211 offers and 213 outer surface of tail-hood
The compatible screw thread of thread shape, be threadedly coupled tail-hood 213 and the right end of sliding sleeve 21, the middle part of tail-hood 213 opens up useful
In the through-hole 2131 for passing through impact bar 24.
Specifically, impact bar 24 is slidably connected with through-hole 2131, the right end of impact bar 24 is protruded into electric hammer main body 1, in electricity
It hammers into shape in main body 1 under the action of hammer, hammer makes impact bar 24 reciprocatingly slide in through-hole 2131 reciprocating impact of impact bar 24
And carrying out impact to impact block 22 makes impact block 22 reciprocatingly slide in slide opening 211, the drive under the reciprocatingly sliding of impact block 22
Drill hammer 3 starts to impact work.
Specifically, antirattle spring 23 is installed between impact block 22 and tail-hood 213, the shaking force for generating drill hammer 3
After passing to impact block 22, shaking force is absorbed under the elastic reaction of antirattle spring 23 by antirattle spring 23, prevents shaking force pair
It is injured caused by staff.
The electric hammer of the against shock of the present embodiment when in use, reciprocal punching of the hammer to impact bar 24 in electric hammer main body 1
Hitting down makes impact bar 24 carry out reciprocating impact to impact block 22 impacts at this time so that impact block 22 moves back and forth in slide opening 211
Block 22 drives drill hammer 3 to start impact work and is rushed since tail end and the impact block 22 of drill hammer 3 offset by drill hammer 3
The shaking force for hitting work generation passes to impact block 22, by the antirattle spring 23 of setting, so that impact block 22 is past in slide opening
The shaking force acted on impact block 22 when sliding again is absorbed under the elastic reaction of antirattle spring 23 by antirattle spring 23, makes this
Device has antihunt action.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. the left end of a kind of electric hammer of against shock, including electric hammer main body (1), the electric hammer main body (1) is equipped with collet (11), described
Drill hammer (3) are installed in collet (11), it is characterised in that: it is embedded with aseismatic mechanism (2) in the collet (11), it is described anti-
Shake mechanism includes the sliding sleeve (21) being equipped in the collet (11), the impact block (22) being installed in the sliding sleeve (21), set
It is connected to the antirattle spring (23) in the sliding sleeve (21) and being located on the right side of the impact block (22) and is socketed on the shockproof bullet
Impact bar (24) in spring (23), the sliding sleeve (21) is interior to be offered slide opening (211), the impact block (22) and the slide opening
(211) it is slidably connected, the left end of the sliding sleeve (21) is equipped with end cap (212), and the right end of the sliding sleeve (21) is equipped with tail-hood
(213), counterbore (221) are offered on the left side of the impact block (22).
2. the electric hammer of against shock according to claim 1, it is characterised in that: the left end of the electric hammer main body (1) is equipped with
Handle (12), the handle (12) are threadedly coupled with the electric hammer main body (1).
3. the electric hammer of against shock according to claim 1, it is characterised in that: the right end of the main body (1) is equipped with handle
(13)。
4. the electric hammer of against shock according to claim 1, it is characterised in that: the outer surface of the end cap (212) opens up
There is external screw thread, the end cap (212) is threadedly coupled with the left end of the sliding sleeve (21), offers in the middle part of the end cap (212)
For passing through the emptiness avoiding hole (2121) of the drill hammer (3).
5. the electric hammer of against shock according to claim 4, it is characterised in that: the aperture of the emptiness avoiding hole (2121) is greater than institute
State the outer diameter of drill hammer (3) tail end.
6. the electric hammer of against shock according to claim 1, it is characterised in that: the outer surface of the tail-hood (213) is equipped with spiral shell
Line shape, the tail-hood (213) are threadedly coupled with the right end of the sliding sleeve (21), offer and are used in the middle part of the tail-hood (213)
Pass through the through-hole (2131) of the impact bar (24).
7. the electric hammer of against shock according to claim 6, it is characterised in that: the impact bar (24) and the through-hole
(2131) it is slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821194032.XU CN208557374U (en) | 2018-07-26 | 2018-07-26 | A kind of electric hammer of against shock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821194032.XU CN208557374U (en) | 2018-07-26 | 2018-07-26 | A kind of electric hammer of against shock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208557374U true CN208557374U (en) | 2019-03-01 |
Family
ID=65448132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821194032.XU Expired - Fee Related CN208557374U (en) | 2018-07-26 | 2018-07-26 | A kind of electric hammer of against shock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208557374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050690A (en) * | 2021-11-26 | 2022-02-15 | 哈尔滨电气动力装备有限公司 | Hand-held type copper bar tight device that expands |
-
2018
- 2018-07-26 CN CN201821194032.XU patent/CN208557374U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050690A (en) * | 2021-11-26 | 2022-02-15 | 哈尔滨电气动力装备有限公司 | Hand-held type copper bar tight device that expands |
| CN114050690B (en) * | 2021-11-26 | 2024-02-20 | 哈尔滨电气动力装备有限公司 | Handheld copper bar expanding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20190301 Termination date: 20190726 |