CN204703523U - A kind of concrete vibrator - Google Patents
A kind of concrete vibrator Download PDFInfo
- Publication number
- CN204703523U CN204703523U CN201520386446.2U CN201520386446U CN204703523U CN 204703523 U CN204703523 U CN 204703523U CN 201520386446 U CN201520386446 U CN 201520386446U CN 204703523 U CN204703523 U CN 204703523U
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- Prior art keywords
- electromagnetic core
- base plate
- concrete vibrator
- iron block
- slide bar
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Abstract
The utility model discloses a kind of concrete vibrator, the base plate in portion is in the enclosure fixed with electromagnetic core, in the both sides projection of described electromagnetic core upper end, series connection is wound with coil, vibration iron block is provided with directly over described electromagnetic core, described vibration iron block is fixed on vibrating plate, described vibrating plate upper surface is fixed with a balancing weight, the corner place of described base plate interior is welded with four slide bars respectively, described slide bar and vibration sleeve-board connect, described slide bar overcoat is connected with stage clip, described slide bar upper end is lined with shock-resistant pad, post portion above described shock-resistant pad has tightened nut A and nut B, described electromagnetic core centre is fixed with crashproof spring, described upper surface of outer cover is equipped with a junction box, alternating current transmission line and swept resistance is provided with in described junction box.The concrete vibrator electronic circuit that the utility model provides is simple, and energy consumption is low, and mechanical oscillation structure is simplified, and component are few, and cost is low, long service life.
Description
Technical field
The utility model relates to a kind of vibrator, and specifically relate to a kind of concrete vibrator, it is mainly used in building site, is exhausted substantial to the concrete beam watered and floor.
Background technology
When the framework of the pillar with pouring concrete bridge, crossbeam and building, in order to eliminate the air being mixed in inside concrete, meeting the requirement of building standard quality, must be exhausted the concrete poured into a mould and enriching process.Usually, the method that people adopt is vibration air exhaust method, namely utilizes the vibrator of machinery the concrete poured into a mould to be carried out to the vibration processing on inside and surface, substantial to realize being exhausted inside concrete.
Existing concrete vibrator is generally drive bias to get rid of block by motor to rotate vibrative, this vibrator weight is large, energy consumption is high, mechanical wear is very fast, maintenance cost is high, easily there was a mechanical failure, on the other hand, the vibration frequency of this vibrator is lower, and generally per minute only have 60-120 time, but amplitude is larger, easily cause concrete surface to be uneven, affect presentation quality.In order to overcome the defect of above-mentioned vibrator, occurred a kind of electromagnetism concrete vibrator in recent years, it drives vibration iron block dither with the high-frequency alternating magnetic field that electromagnet produces, thus has made vibration apparatus for the function of vibration.The advantage of this electromagnetism concrete vibrator is that vibration frequency is high, amplitude is little, exhaust is fast, work plane is handed over smooth, but its shortcoming is that the life-span is short, it is electromagnet and vibration iron block impact several times when work, vibration iron block and base plate impact several times, so very easily make the iron core of electromagnet and vibrate iron block because of collision deformation, thus destroying the insulation in electromagnetic core between silicon steel sheet, making conducting between silicon steel sheet, produce leakage field, heating, the attraction of electromagnet is declined.
The patent No. be 16420057803 utility model patent disclose a kind of concrete vibrator, this concrete vibrator comprises base plate, electromagnetic core, coil, vibration iron block, double end guide blot, shell, the vibration iron block be made up of several pieces silicon steel sheets is fixed between two lower angle bar through stay bolt, two lower angle bar are made to form an entirety with vibration iron block, 4 fairleads of this entirety through corner place can move up and down along 4 double end guide blots, described electromagnetic core is configured to a font by several pieces silicon steel sheets, what respectively connected in electromagnetic core both sides is equipped with a coil, the two is made to be configured to an electromagnet, a junction box is housed in the upper end of shell, in junction box, also can fills a frequency converter, the power frequency by coil is controlled in 5 to 50 hertz, when after coil switch power, in electromagnetic core, create stronger alternating magnetic field, under the effect of alternating magnetic field power, vibrate iron block upwards attracted and fall repeatedly, form vibrations.Double end guide blot overcoat between upper angle bar and lower angle bar has a spring for resetting, here the effect of spring impels vibration iron block to fall rapidly, the amplitude of vibration iron block vertical tremor can be made to change in 2 to 10 millimeters by adjustment clamp nut, gap between electromagnetic core and vibration iron block can be adjusted within 0.2 to 1 millimeter by adjustment stop nut, guarantee that the two does not encounter together.Namely this concrete vibrator can produce dither really, but electromagnet and the impact several times vibrating iron block can not occur, but it exists following defect: mechanical oscillation complex structure, component are too many, cause cost high, and easily wearing and tearing even damage, reduce application life; Electronic circuit is lengthy and jumbled, and not only take electricity but also easily damage, maintenance cost is high.
Summary of the invention
The purpose of this utility model is the above problem overcoming prior art existence, there is provided a kind of concrete vibrator that electromagnet both can have been avoided to damage with vibration iron block impact several times when work, electronic circuit is simple simultaneously, mechanical oscillation structure is simplified, component are few, cost is low, long service life.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions: a kind of concrete vibrator, comprise base plate and shell, described base plate is made up of steel plate, described base plate and outer shell rivething, the base plate of described enclosure is fixed with electromagnetic core, described electromagnetic core upper end is the door type of both sides projection, in the both sides projection of described electromagnetic core upper end, series connection is wound with coil, both form electromagnet, vibration iron block is provided with directly over described electromagnetic core, described vibration iron block is fixed on vibrating plate, described vibrating plate upper surface is fixed with a balancing weight, the effect of described balancing weight is inertia for increasing vibrating plate and increases amplitude, the corner place of described base plate interior is welded with four slide bars respectively, and described slide bar and vibration sleeve-board connect, and described vibrating plate can move up and down on slide bar, and described slide bar overcoat is connected with stage clip, and described stage clip is arranged between vibrating plate and base plate, described slide bar upper end is lined with shock-resistant pad, and the post portion above described shock-resistant pad has tightened nut A and nut B, and described nut A and nut B is the gap for adjusting vibration iron block and electromagnet.
When electric current is by coil, electromagnet attracts vibration iron block to fall, and stage clip is compressed, and when not having electric current in coil, vibration iron block is backed down by stage clip and this completes a vibration period.Such as when ac frequency is 50 hertz, vibrator vibration frequency is 100 hertz.
Described electromagnetic core centre is fixed with crashproof spring.
Described upper surface of outer cover is equipped with a junction box, is provided with alternating current transmission line and swept resistance in described junction box.
Further, the height of described crashproof spring is higher than the height of electromagnetic core both sides projection, and described crashproof spring top is provided with pad.
Further, when described vibration iron block falls not with crashproof spring contact, leave the gap of 3 to 5 millimeters therebetween.Crashproof spring plays a guaranteeing role, if because misoperation or mechanical disorder make the current value of alternating current excessive (or stage clip damage), cause vibration iron block amplitude excessive, for avoiding the collision of the electromagnetic core vibrating iron block and electromagnet, crashproof spring just serves obstruct cushioning effect.
Further, described balancing weight does not contact with enclosure upper surface, leaves the gap of 10 to 15 millimeters therebetween.If balancing weight and cover attack are damaged when avoiding vibration iron block amplitude excessive.
Further, the alternating current transmission line in described junction box is connected serially to coil, and described swept resistance is arranged in series in alternating current transmission line.Changed the current value size of alternating current by swept resistance in real time, play the effect of change electromagnet electromagnetic attraction, thus indirectly control the amplitude of vibration iron block.
Further, the carriage of described swept resistance is arranged at the external surface of junction box.
Further, a pair handle is equipped with in the outer both sides of described shell.Be convenient to the movement of vibrator.
Further, described base plate two ends are provided with fixing hole.Vibrator is facilitated to be attached on various flat board.
Using method of the present utility model is: be placed on the concrete plane just watered by this vibrator, switch on power, and this vibrator just starts vibration, pulls the handle on vibrator, removable vibrator.According to the difference of concrete grade, by adjusting the resistance of swept resistance, vibration frequency can be changed, to reach best vibrating effect simultaneously.
The beneficial effects of the utility model: the concrete vibrator that the utility model provides both had avoided the collision of the electromagnet of vibration iron block and below when work, turn avoid the collision with top shell, not fragile.Meanwhile, the utility model electronic circuit is simple, and energy consumption is low, and mechanical oscillation structure is simplified, and component are few, and cost is low, long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, base plate; 2, electromagnetic core; 3, coil; 4, iron block is vibrated; 5, vibrating plate; 6, balancing weight; 7, slide bar; 8, stage clip; 9, shock-resistant pad; 10, nut A; 11, nut B; 12, shell; 13, handle; 14, junction box; 15, swept resistance; 16, crashproof spring; 17, fixing hole.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Consult Fig. 1, a kind of concrete vibrator, comprise base plate 1 and shell 12, described base plate 1 is made up of steel plate, described base plate 1 and shell 12 are riveted, the base plate 1 of described shell 12 inside is fixed with electromagnetic core 2, described electromagnetic core 2 upper end is the door type of both sides projection, in the both sides projection of described electromagnetic core 2 upper end, series connection is wound with coil 3, both form electromagnet, vibration iron block 4 is provided with directly over described electromagnetic core 2, described vibration iron block 4 is fixed on vibrating plate 5, described vibrating plate 5 upper surface is fixed with a balancing weight 6, the effect of described balancing weight 6 is inertia for increasing vibrating plate 5 and increases amplitude, the corner place of described base plate 1 inside is welded with four slide bars 7 respectively, and described slide bar 7 and vibrating plate 5 overlap and connect, and described vibrating plate 5 can move up and down on slide bar 7, and described slide bar 7 overcoat is connected with stage clip 8, and described stage clip 8 is arranged between vibrating plate 5 and base plate 1, described slide bar 7 upper end is lined with shock-resistant pad 9, and slide bar 7 part above described shock-resistant pad 9 has tightened nut A10 and nut B11, and described nut A10 and nut B11 is the gap for adjusting vibration iron block 4 and electromagnet.
When electric current is by coil 3, electromagnet attracts vibration iron block 4 to fall, and stage clip 8 is compressed, and when not having electric current in coil 3, vibration iron block 4 is backed down by stage clip 8 and this completes a vibration period.Such as when ac frequency is 50 hertz, vibrator vibration frequency is 100 hertz.
Described electromagnetic core 2 centre is fixed with crashproof spring 16.
Described upper surface of outer cover is equipped with a junction box 14, is provided with alternating current transmission line and swept resistance 15 in described junction box 14.
Further, the height of described crashproof spring 16 is higher than the height of electromagnetic core 2 both sides projection, and described crashproof spring 16 top is provided with pad.
Further, do not contact with crashproof spring 16 when described vibration iron block 4 falls, leave the gap of 3 to 5 millimeters therebetween.Crashproof spring 16 plays a guaranteeing role, if because misoperation or mechanical disorder make the current value of alternating current excessive (or stage clip 8 damages), cause vibration iron block 4 amplitude excessive, for avoiding the collision of the electromagnetic core 2 vibrating iron block 4 and electromagnet, crashproof spring 16 just serves the effect intercepting buffering.
Further, described balancing weight 6 does not contact with shell 12 inside upper surface, leaves the gap of 10 to 15 millimeters therebetween.If balancing weight 6 and shell 12 damaged in collision when avoiding vibration iron block 4 amplitude excessive.
Further, the alternating current transmission line in described junction box 14 is connected serially to coil 3, and described swept resistance 15 is arranged in series in alternating current transmission line.Changed the current value size of alternating current by swept resistance 15 in real time, play the effect of change electromagnet electromagnetic attraction, thus indirectly control the amplitude of vibration iron block 4.
Further, the carriage of described swept resistance 15 is arranged at the external surface of junction box 14.
Further, a pair handle 13 is equipped with in the described outer both sides of shell 12.Be convenient to the movement of vibrator.
Further, described base plate 1 two ends are provided with fixing hole 17.Vibrator is facilitated to be attached on various flat board.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a concrete vibrator, comprise base plate (1) and shell (12), described base plate (1) is made up of steel plate, described base plate (1) and shell (12) riveted joint, it is characterized in that: the base plate (1) that described shell (12) is inner is fixed with electromagnetic core (2), described electromagnetic core (2) upper end is the door type of both sides projection, in the both sides projection of described electromagnetic core (2) upper end, series connection is wound with coil (3), vibration iron block (4) is provided with directly over described electromagnetic core (2), described vibration iron block (4) is fixed on vibrating plate (5), described vibrating plate (5) upper surface is fixed with a balancing weight (6), the corner place of described base plate (1) inside is welded with four slide bars (7) respectively, and described slide bar (7) and vibrating plate (5) cover connect, and described slide bar (7) overcoat is connected with stage clip (8), and described stage clip (8) is arranged between vibrating plate (5) and base plate (1), described slide bar (7) upper end is lined with shock-resistant pad (9), and slide bar (7) part of described shock-resistant pad (9) top has tightened nut A(10) and nut B(11), described electromagnetic core (2) centre is fixed with crashproof spring (16), described upper surface of outer cover is equipped with a junction box (14), is provided with alternating current transmission line and swept resistance (15) in described junction box (14).
2. a kind of concrete vibrator according to claim 1, is characterized in that: the height of described crashproof spring (16) is higher than the height of electromagnetic core (2) both sides projection, and described crashproof spring (16) top is provided with pad.
3. a kind of concrete vibrator according to claim 1 and 2, is characterized in that: do not contact with crashproof spring (16) when described vibration iron block (4) falls, leave the gap of 3 to 5 millimeters therebetween.
4. a kind of concrete vibrator according to claim 1, is characterized in that: described balancing weight (6) does not contact with shell (12) inside upper surface, leaves the gap of 10 to 15 millimeters therebetween.
5. a kind of concrete vibrator according to claim 1, is characterized in that: the alternating current transmission line in described junction box (14) is connected serially to coil (3), and described swept resistance (15) is arranged in series in alternating current transmission line.
6. a kind of concrete vibrator according to claim 5, is characterized in that: the carriage of described swept resistance (15) is arranged at the external surface of junction box (14).
7. a kind of concrete vibrator according to claim 1, is characterized in that: a pair handle (13) is equipped with in described shell (12) outer both sides.
8. a kind of concrete vibrator according to claim 1, is characterized in that: described base plate (1) two ends are provided with fixing hole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386446.2U CN204703523U (en) | 2015-06-08 | 2015-06-08 | A kind of concrete vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386446.2U CN204703523U (en) | 2015-06-08 | 2015-06-08 | A kind of concrete vibrator |
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| Publication Number | Publication Date |
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| CN204703523U true CN204703523U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520386446.2U Expired - Fee Related CN204703523U (en) | 2015-06-08 | 2015-06-08 | A kind of concrete vibrator |
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| CN (1) | CN204703523U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610786A (en) * | 2018-11-20 | 2019-04-12 | 陈爱兰 | A kind of interior wall leveling unit for construction and decoration |
| CN111266292A (en) * | 2020-03-20 | 2020-06-12 | 辽宁科技大学 | Electromagnetic composite vibration type material layering device and using method thereof |
| CN112904109A (en) * | 2021-01-15 | 2021-06-04 | 重庆科技学院 | Electric automobile high-voltage distribution box anti-private opening safety management system and ECU (electronic control unit) detection method |
| CN113075031A (en) * | 2021-02-08 | 2021-07-06 | 浙江大合检测有限公司 | Concrete compressive strength field test equipment |
-
2015
- 2015-06-08 CN CN201520386446.2U patent/CN204703523U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610786A (en) * | 2018-11-20 | 2019-04-12 | 陈爱兰 | A kind of interior wall leveling unit for construction and decoration |
| CN111266292A (en) * | 2020-03-20 | 2020-06-12 | 辽宁科技大学 | Electromagnetic composite vibration type material layering device and using method thereof |
| CN112904109A (en) * | 2021-01-15 | 2021-06-04 | 重庆科技学院 | Electric automobile high-voltage distribution box anti-private opening safety management system and ECU (electronic control unit) detection method |
| CN112904109B (en) * | 2021-01-15 | 2023-08-04 | 重庆科技学院 | Safety management system for preventing high-voltage distribution box of electric automobile from being privately opened and ECU detection method |
| CN113075031A (en) * | 2021-02-08 | 2021-07-06 | 浙江大合检测有限公司 | Concrete compressive strength field test equipment |
| CN113075031B (en) * | 2021-02-08 | 2022-04-26 | 浙江大合检测有限公司 | Concrete compressive strength field test equipment |
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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: 20151014 Termination date: 20160608 |