CN201011134Y - Vibrating rod - Google Patents
Vibrating rod Download PDFInfo
- Publication number
- CN201011134Y CN201011134Y CNU200720078834XU CN200720078834U CN201011134Y CN 201011134 Y CN201011134 Y CN 201011134Y CN U200720078834X U CNU200720078834X U CN U200720078834XU CN 200720078834 U CN200720078834 U CN 200720078834U CN 201011134 Y CN201011134 Y CN 201011134Y
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- CN
- China
- Prior art keywords
- motor
- vibrating
- shaft
- vibrating shaft
- vibrating head
- 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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- 238000005265 energy consumption Methods 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 5
- 230000005284 excitation Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 229920001342 Bakelite® Polymers 0.000 description 2
- 239000004637 bakelite Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model discloses a can be to the vibrting spear of concrete construction tamping, have the advantage that can reduce the energy consumption. The vibrating rod comprises a rod body and a motor fixedly arranged in the rod body, a vibrating shaft is fixedly connected with the extending end of the motor, and the motor is a single-phase alternating-current series motor. The motor in the bar body is set to be a single-phase alternating current series excitation motor, so that the vibrating bar is not required to be supplied with frequency conversion through a high-frequency low-voltage generator set or a high-frequency generator set, the cost of the whole machine is reduced, the energy consumption is reduced, the advantages of stepless speed regulation and strong starting and overload capacity are achieved, the vibrating bar can be normally started under any condition, meanwhile, the power can be saved by 80% in work, and the vibrating bar is particularly suitable for being popularized and used on concrete vibrating bars.
Description
Technical field
The utility model relates to a kind of vibrating head that uses in construction operation, especially relate to a kind of in the building operations operation vibrating head to the concrete construction tamping.
Background technology
At present, used concrete vibrator has motor fitted outside and built-in type two classes in building operations, motor fitted outside vibrator is that the eccentric shaft that adopts three-phase alternating-current motor and 4～10 meters long flexible axle to drive in the vibrating head produces vibration with excellent shell collision back, and such structure makes that running noise is big, power consumption big and operating personnel's hand shakes and feels greatly.And in order to overcome this shortcoming, existing vibrating head is with in the vibrating head of packing in the motor, but all be to adopt high frequency low voltage generating set or ultrasonic-frequency rotory generator group, supply with vibrating head by three-phase power AC frequency conversion step-down, the cost height of this structure, energy consumption are big, and usage range is little, all is to use on large-scale engineering generally, as the occasions such as dam construction in the hydraulic engineering.As being to be motor is built-in to go in the vibrating head in the patent document of CN2045008Y at the Chinese patent publication number, supply with vibrating head by the high frequency low voltage generating set by the step-down frequency just, cause the cost of complete machine to increase.
The utility model content
Technical problem to be solved in the utility model provides a kind of vibrating head that can reduce energy consumption at work.
The technical scheme that its technical problem that solves the utility model adopts is: vibrating head, comprise barred body and the motor that is fixedly installed in the barred body, and vibrating shaft is fixedlyed connected with the external part of motor, and described motor is a single phase ac series excited motor.Be set to single phase ac series excited motor by the motor in the barred body, make and to supply with vibrating head by high frequency low voltage generating set or the frequency conversion of ultrasonic-frequency rotory generator group, reduced the cost of complete machine, reduced energy consumption, and have stepless time adjustment, start and the strong advantage of overload capacity.
Further be that vibrating shaft is an eccentric structure.Be set to eccentric structure by vibrating shaft, make that driving vibrating shaft in machine operation rotates, thereby under the eccentric rotation at a high speed of vibrating shaft, drive the vibrating head vibration and carry out work, improved the vibrating effect of vibrating head, can increase work efficiency effectively.
Further be, be provided with lead at the arrival end of barred body, lead is provided with speed-regulating switch.By the speed-regulating switch that is provided with, can regulate the rotating speed of single phase ac series excited motor arbitrarily and be fit to the needs of different occasions.
Further be that the external part of motor and vibrating shaft adopt splined.By the external part of motor and vibrating shaft are adopted splined, the rotating shaft that has improved motor and vibrating shaft to neutrality, can effectively avoid causing damage to motor because transship.
As the preferred version of technique scheme, be provided with double-layer insulating structure at the external surface of external part.By external surface double-layer insulating structure is set, can prevents electric leakage effectively, improved the safety when operating personnel work at external part.
Further be to be provided with bearing at the two ends of vibrating shaft.By two ends bearing is set, makes that vibrating shaft can not bump with barred body, has reduced noise when vibration at vibrating shaft.
The beneficial effects of the utility model are: be set to single phase ac series excited motor by the motor in the barred body, make and to supply with vibrating head by high frequency low voltage generating set or the frequency conversion of ultrasonic-frequency rotory generator group, reduced the cost of complete machine, reduced energy consumption, and have stepless time adjustment, start and the strong advantage of overload capacity.Vibrating shaft is set to eccentric structure, makes that in machine operation driving vibrating shaft rotates, thereby drives the vibrating head vibration and carry out work under the eccentric rotation at a high speed of vibrating shaft.The speed-regulating switch that is provided with can be regulated the rotating speed of single phase ac series excited motor arbitrarily and is fit to the needs of different occasions.By the external part of motor and vibrating shaft are adopted splined, the rotating shaft that has improved motor and vibrating shaft to neutrality, can effectively avoid causing damage to motor because transship.Simultaneously, but using electricity wisely 80% at work is particluarly suitable for promoting the use of on the concrete vibration bar.
Description of drawings
Fig. 1 is a structure chart of the present utility model.
Be labeled as among the figure: speed-regulating switch 1, lead 2, motor 3, external part 4, vibrating shaft 5, bearing 6, barred body 7, double-layer insulating structure 8.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Vibrating head of the present utility model as shown in Figure 1 comprises barred body 7 and the motor 3 that is fixedly installed in the barred body 7, and vibrating shaft 5 is fixedlyed connected with the external part 4 of motor 3, and described motor 3 is a single phase ac series excited motor.By the motor in the barred body 73 is set to single phase ac series excited motor, make and to supply with vibrating head by high frequency low voltage generating set or the frequency conversion of ultrasonic-frequency rotory generator group, reduced the cost of complete machine, reduced energy consumption, and have stepless time adjustment, start and the strong advantage of overload capacity.So vibrating head just can be adjusted the rotating speed of single phase ac series excited motor at work easily, and,, use very convenient so under any circumstance all be convenient to start because the startup and the overload capacity of single phase ac series excited motor are strong.
In order to improve the vibrating effect of vibrating head, in barred body 7, also be provided with the vibrating shaft 5 of fixedlying connected with single phase ac series excited motor, this vibrating shaft 5 is an eccentric structure.By vibrating shaft 5 is set to eccentric structure, make that driving vibrating shaft 5 in motor 3 work rotates, thereby under vibrating shaft 5 eccentric rotations at a high speed, drive the vibrating head vibration and carry out work, improved the vibrating effect of vibrating head, can increase work efficiency effectively.Eccentric structure can be to adopt vibrating shaft 5 is made stairstepping, also can be form of structure such as eccentric block to be set realize on vibrating shaft 5.
In order to carry out speed governing easily to motor, at the arrival end of barred body 7 lead 2 is set, lead 2 is provided with speed-regulating switch 1.By the speed-regulating switch 1 that is provided with, can regulate the rotating speed of motor 3 arbitrarily and be fit to the needs of different occasions.Can make things convenient in various construction occasion and use with the speed of single phase ac series excited motor from tens modulations to 30000 right side of turning left by speed-regulating switch 1.
For fear of the damage that causes because of overload motor 3, the external part 4 of motor 3 adopts splined with the junction of vibrating shaft 5.By the external part 4 of motor 3 and vibrating shaft 5 are adopted splined, the rotating shaft that has improved motor 3 and vibrating shaft to neutrality, can effectively avoid causing damage to motor 3 because transship.
For fear of motor 3 electric leakage, be provided with double-layer insulating structure 8 at the external surface of external part 4.By external surface double-layer insulating structure 8 is set, can prevents electric leakage effectively, improved the safety when operating personnel work at external part 4.Double-layer insulating structure 8 can be that nexine is a bakelite, and outer for plastic layer combines, and also can be that the two-layer mode such as plastics that all adopts is made.
Noise when reducing work is provided with bearing 6 at the two ends of vibrating shaft 5.So just make that vibrating shaft 5 can not bump with barred body, thereby has reduced noise when vibration.Bearing 6 can be that the employing rolling bearing also can be to adopt sliding bearing.
Embodiment: as shown in Figure 1, motor 3 adopts single phase ac series excited motor, and its rotor adopts simplex lap winding, and the rotor slot number is 8 grooves, and stator connection magnetic winding adopts the concentrated winding of salient pole magnetic; Vibrating shaft 5 adopts the eccentric structure of ladder form; Be connected to speed-regulating switch 1 at lead and power supply junction; The external part 4 of motor 3 adopts splined with vibrating shaft 5, the double-layer insulating structure of bakelite and plastics is set at the external surface of the external part 4 of motor 3, two ends at vibrating shaft 5 are provided with rolling bearing, can using electricity wisely 80% on the basis of former vibrating head by the vibrating head after above-mentioned the setting, and also can normally start when vibrating head inserts in the concrete, rotating speed can change from modulation to 30000 more than 20.
Claims (6)
1. vibrating head comprises barred body (7) and the motor (3) that is fixedly installed in the barred body (7), and vibrating shaft (5) is fixedlyed connected with the external part (4) of motor (3), it is characterized in that: described motor (3) is a single phase ac series excited motor.
2. vibrating head as claimed in claim 1 is characterized in that: vibrating shaft (5) is an eccentric structure.
3. vibrating head as claimed in claim 1 or 2 is characterized in that: the arrival end at barred body (7) is provided with lead (2), and lead (2) is provided with speed-regulating switch (1).
4. vibrating head as claimed in claim 1 or 2 is characterized in that: the external part (4) of motor (3) adopts splined with vibrating shaft (5).
5. vibrating head as claimed in claim 1 or 2 is characterized in that: the external surface at external part (4) is provided with double-layer insulating structure (8).
6. vibrating head as claimed in claim 1 or 2 is characterized in that: be provided with bearing (6) at the two ends of vibrating shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720078834XU CN201011134Y (en) | 2007-03-21 | 2007-03-21 | Vibrating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720078834XU CN201011134Y (en) | 2007-03-21 | 2007-03-21 | Vibrating rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201011134Y true CN201011134Y (en) | 2008-01-23 |
Family
ID=39046078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720078834XU Expired - Fee Related CN201011134Y (en) | 2007-03-21 | 2007-03-21 | Vibrating rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201011134Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058820A (en) * | 2019-12-13 | 2020-04-24 | 龚大建 | Device for improving physical properties of compact shale oil and gas reservoir and control method thereof |
-
2007
- 2007-03-21 CN CNU200720078834XU patent/CN201011134Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058820A (en) * | 2019-12-13 | 2020-04-24 | 龚大建 | Device for improving physical properties of compact shale oil and gas reservoir and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 |