CN204308922U - Portable multifunctional electric hammer - Google Patents
Portable multifunctional electric hammer Download PDFInfo
- Publication number
- CN204308922U CN204308922U CN201420821291.6U CN201420821291U CN204308922U CN 204308922 U CN204308922 U CN 204308922U CN 201420821291 U CN201420821291 U CN 201420821291U CN 204308922 U CN204308922 U CN 204308922U
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- CN
- China
- Prior art keywords
- connector
- housing
- back handle
- cylinder
- knob
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 229920001971 elastomer Polymers 0.000 claims abstract description 8
- 239000000806 elastomer Substances 0.000 claims abstract description 8
- 238000013016 damping Methods 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Percussive Tools And Related Accessories (AREA)
Abstract
The utility model discloses a kind of portable multifunctional electric hammer, comprise chuck assembly (1), beater mechanism (2), clutch (3), housing (4), transmitting gear (5), piston (6), cylinder (7), connecting rod (8), eccentric wheel (9), back handle (15), switch (14), motor (16), gear drive (17), the top at described housing (4) rear portion is provided with the connector be connected as a single entity, connector is provided with slot (12), the upper socket of described back handle (15) is also connected with the slot (12) on connector by pivot pin (11) on connector, elastic telescopic cover (10) is connected with between the end face of back handle (15) and the end of connector, be provided with elastomer block (13) in back handle (15) and contact with the end face of connector, the bottom of described back handle (10) is connected with the connector on motor (16) by bolt.After adopting this said structure, there is simple and reasonable, good damping result, use be steady, convenient functional conversion is reliable, operating efficiency is high, the advantage such as safe and reliable.
Description
Technical field
[0001] the utility model relates to a kind of portable electric tool, particularly a kind of portable multifunctional electric hammer for architectural engineering and highway engineering construction.
Background technology
Along with the development of society and the progress of science and technology, the quantities such as architectural engineering, road engineering, decorative engineering are increasing, need also to get more and more with the place of electric hammer construction.But, electric hammer in use also has the following disadvantages: one is that during work, vibration is large, and shaking hands of back handle will be caused after the operation regular hour numb because electric hammer has the function of brill, cutter, pick, affect the normal use of electric hammer, also greatly reduce operating efficiency simultaneously; Two is work as operating personnel, conversion inconvenience when function switches, and function locking is unreliable, and clutch shaft sealing effectiveness is poor, easily produces oil leakage phenomenon, and the contingency even causing loom to damage due to insufficient lubrication occurs.For this reason, many manufacturers and knowledgeable people develop for the problems referred to above and manufacture experimently, but not yet find so far can comparatively rational solution.
Summary of the invention
For overcoming existing portable electric hammer above shortcomings, the purpose of this utility model is to provide a kind of simple and reasonable, good damping result, use is steady, convenient functional conversion is reliable, operating efficiency is high, safe and reliable portable multifunctional electric hammer.
The utility model solves the technical scheme that its technical problem adopts, it comprises chuck assembly, beater mechanism, clutch, housing, transmitting gear, piston, cylinder, connecting rod, eccentric wheel, back handle, switch, motor, gear drive, function changing-over mechanism, the top at described housing rear portion is provided with the connector be connected as a single entity, connector is provided with slot, the upper socket of described back handle is on connector and be connected with the slot on connector by pivot pin, elastic telescopic cover is connected with between the end face of back handle and the end of connector, be provided with elastomer block in back handle and contact with the end face of connector, elastic telescopic cover and elastomer block play dual shock absorption effect, the bottom of described back handle is connected with the connector on motor by bolt.
The further scheme of the utility model, described cylinder is arranged on housing rotationally, beater mechanism is arranged on cylinder, chuck assembly is arranged on beater mechanism, and clutch can axially movably be set on cylinder, and transmitting gear is arranged on cylinder rotationally, piston is arranged in cylinder, eccentric wheel is arranged on housing rotationally, and connecting rod is connected between piston and eccentric wheel, and motor drives transmitting gear and eccentric wheel to rotate by the gear drive be arranged in housing simultaneously.
The further scheme of the utility model, described function changing-over mechanism comprises knob, knob base, clutch shaft, navigation button, retainer spring, clutch shaft is arranged on housing rotationally by knob base, rotary seal circle and planar seal ring is provided with between clutch shaft and housing, shift fork on clutch shaft can be with dynamic clutch to move horizontally, knob is fixed on clutch shaft, navigation button is movably arranged on knob, retainer spring is arranged between navigation button and knob, and navigation button matches with the gear draw-in groove on knob base.
The further scheme of the utility model, the front portion of described housing is provided with front hand grip, and front hand grip is provided with moveable scale.
After adopting said structure, have the following advantages compared with the prior art or effect: one is adopt elastic telescopic to overlap and elastomer block double damping because back handle is connected with housing, good damping result during electric hammer work, use steadily reliable, not only can increase work efficiency, and also improve the reliability of use safety.Two is by any instrument, need can not carry out function switching by one-handed performance knob, simple to operate, uses more convenient.Three is owing to being provided with rotary seal circle and planar seal ring between clutch shaft and housing, good sealing effect, avoiding oil leakage phenomenon.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the B-B cross-sectional view of the utility model Fig. 1.
Wherein 1 chuck assembly, 2 beater mechanisms, 3 clutches, 4 housings, 5 transmitting gears, 6 pistons, 7 cylinders, 8 connecting rods, 9 eccentric wheels, 10 elastic telescopic covers, 11 pivot pins, 12 slots, 13 elastomer block, 14 switches, 15 back handles, 16 motors, 17 gear drives, 18 front hand grip, 19 clutch shafts, 20 rotary seal circles, 21 planar seal rings, 22 knob bases, 23 knobs, 24 navigation buttons, 25 retainer springs.
Detailed description of the invention
Shown in Fig. 1 and Fig. 2, for the specific embodiments of the utility model portable multifunctional electric hammer, it comprises chuck assembly 1, beater mechanism 2, clutch 3, housing 4, transmitting gear 5, piston 6, cylinder 7, connecting rod 8, eccentric wheel 9, back handle 15, switch 14, motor 16, gear drive 17, function changing-over mechanism, described cylinder 7 is arranged on housing 4 rotationally, beater mechanism 2 is arranged on cylinder 7, chuck assembly 1 is arranged on beater mechanism 2, clutch 3 can axially movably be set on cylinder 7, transmitting gear 5 is arranged on cylinder 7 rotationally, piston 6 is arranged in cylinder 7, eccentric wheel 9 is arranged on housing 4 rotationally, connecting rod 8 is connected between piston 6 and eccentric wheel 9, motor 16 drives transmitting gear 5 and eccentric wheel 9 to rotate by the gear drive 17 be arranged in housing 4 simultaneously.The top at described housing 4 rear portion is provided with the connector be connected as a single entity, connector is provided with slot 12, the upper socket of described back handle 15 is on connector and be connected with the slot 12 on connector by pivot pin 11, be connected with elastic telescopic between the end face of back handle 15 and the end of connector and overlap 10, be provided with elastomer block 13 in back handle 15 and contact with the end face of connector, elastic telescopic cover 10 and elastomer block 13 play dual shock absorption effect, can greatly reduce shaking force, good damping effect; The bottom of described back handle 10 is connected with the connector on motor 16 by bolt.
Switch and function locking for the ease of function, described function changing-over mechanism comprises knob 23, knob base 22, clutch shaft 19, navigation button 24, retainer spring 25, clutch shaft 19 is arranged on housing 4 by knob base 22 rotationally, rotary seal circle 20 and planar seal ring 21 is provided with between clutch shaft 19 and housing 4, positiver sealing between clutch shaft 19 and housing 4 can be ensured, shift fork on clutch shaft 19 can be with dynamic clutch 3 to move horizontally, knob 23 is fixed on clutch shaft 19, navigation button 24 is movably arranged on knob 23, retainer spring 25 is arranged between navigation button 24 and knob 23, navigation button 24 matches with the gear draw-in groove on knob base 22, can accurate lock function.In order to easy for operation, the front portion of described housing 4 is provided with front hand grip 18, and front hand grip 18 is provided with moveable scale.
Claims (4)
1. a portable multifunctional electric hammer, comprise chuck assembly (1), beater mechanism (2), clutch (3), housing (4), transmitting gear (5), piston (6), cylinder (7), connecting rod (8), eccentric wheel (9), back handle (15), switch (14), motor (16), gear drive (17), function changing-over mechanism, it is characterized in that: the top at described housing (4) rear portion is provided with the connector be connected as a single entity, connector is provided with slot (12), the upper socket of described back handle (15) is also connected with the slot (12) on connector by pivot pin (11) on connector, elastic telescopic cover (10) is connected with between the end face of back handle (15) and the end of connector, be provided with elastomer block (13) in back handle (15) and contact with the end face of connector, the bottom of described back handle (10) is connected with the connector on motor (16) by bolt.
2. portable multifunctional electric hammer according to claim 1, it is characterized in that: described cylinder (7) is arranged on housing (4) rotationally, beater mechanism (2) is arranged on cylinder (7), chuck assembly (1) is arranged on beater mechanism (2), clutch (3) can axially movably be set on cylinder (7), transmitting gear (5) is arranged on cylinder (7) rotationally, piston (6) is arranged in cylinder (7), eccentric wheel (9) is arranged on housing (4) rotationally, connecting rod (8) is connected between piston (6) and eccentric wheel (9), motor (16) drives transmitting gear (5) and eccentric wheel (9) to rotate by the gear drive (17) be arranged in housing (4) simultaneously.
3. portable multifunctional electric hammer according to claim 1 and 2, it is characterized in that: described function changing-over mechanism comprises knob (23), knob base (22), clutch shaft (19), navigation button (24), retainer spring (25), clutch shaft (19) is arranged on housing (4) by knob base (22) rotationally, rotary seal circle (20) and planar seal ring (21) is provided with between clutch shaft (19) and housing (4), shift fork on clutch shaft (19) can be with dynamic clutch (3) to move horizontally, knob (23) is fixed on clutch shaft (19), navigation button (24) is movably arranged on knob (23), retainer spring (25) is arranged between navigation button (24) and knob (23), navigation button (24) matches with the gear draw-in groove on knob base (22).
4. portable multifunctional electric hammer according to claim 3, is characterized in that: the front portion of described housing (4) is provided with front hand grip (18), and front hand grip (18) is provided with moveable scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821291.6U CN204308922U (en) | 2014-12-23 | 2014-12-23 | Portable multifunctional electric hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821291.6U CN204308922U (en) | 2014-12-23 | 2014-12-23 | Portable multifunctional electric hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204308922U true CN204308922U (en) | 2015-05-06 |
Family
ID=53131254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420821291.6U Expired - Fee Related CN204308922U (en) | 2014-12-23 | 2014-12-23 | Portable multifunctional electric hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204308922U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328644A (en) * | 2015-10-23 | 2016-02-17 | 江苏恒丰电动工具有限公司 | Electric hammer air cylinder assembly |
| CN105710440A (en) * | 2016-04-28 | 2016-06-29 | 江苏东成机电工具有限公司 | Reciprocating type electric tool |
| CN109333459A (en) * | 2018-08-18 | 2019-02-15 | 衡玉珍 | A kind of damping electric hammer |
-
2014
- 2014-12-23 CN CN201420821291.6U patent/CN204308922U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328644A (en) * | 2015-10-23 | 2016-02-17 | 江苏恒丰电动工具有限公司 | Electric hammer air cylinder assembly |
| CN105328644B (en) * | 2015-10-23 | 2018-05-04 | 江苏恒丰电动工具有限公司 | Air cylinder of electric hammer assembly |
| CN105710440A (en) * | 2016-04-28 | 2016-06-29 | 江苏东成机电工具有限公司 | Reciprocating type electric tool |
| CN109333459A (en) * | 2018-08-18 | 2019-02-15 | 衡玉珍 | A kind of damping electric hammer |
| CN109333459B (en) * | 2018-08-18 | 2021-08-17 | 浙江信普工贸有限公司 | Shock attenuation electric hammer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150506 |