CN106088615A - A kind of concrete vibration stick - Google Patents
A kind of concrete vibration stick Download PDFInfo
- Publication number
- CN106088615A CN106088615A CN201610674603.9A CN201610674603A CN106088615A CN 106088615 A CN106088615 A CN 106088615A CN 201610674603 A CN201610674603 A CN 201610674603A CN 106088615 A CN106088615 A CN 106088615A
- Authority
- CN
- China
- Prior art keywords
- phase transformation
- transformation set
- heating phase
- change material
- vibration stick
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/06—Solidifying concrete, e.g. by application of vacuum before hardening
- E04G21/08—Internal vibrators, e.g. needle vibrators
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention relates to a kind of concrete vibration stick, including housing (1), enclosure interior is separated inside by bearing block (4) and is divided into upper and lower two Room, and upper room arranges frequency-variable controller (2) and alternating current generator (3)；Eccentric shaft (5) is connected with the output shaft of alternating current generator；Lower room sets gradually Sound damping cover (6) and lining (8)；Hull outside is additionally provided with the sound transducer (10) being connected with frequency-variable controller.Heating phase transformation set (14) is fixed on housing outer surface by the connecting portion that housing outer surface is arranged.Heating phase transformation set is the sealing cavity filling phase-change material (19), and its outer wall (15) inner side arranges electric heater unit (20)；Its inwall (16) inner side sets gradually reflective coating (21) and thermal insulation layer (22)；Its outer wall outer surface is provided with the temperature sensor that the attemperating unit with electric heater unit is connected.This concrete vibration stick is used for concreting, can realize vibrating, adding hot concrete the effectively save energy, reduce noise simultaneously.
Description
Technical field
The present invention relates to the realm of building construction, the vibrating spear of a kind of concreting.
Background technology
At the realm of building construction, vibrating spear is one of tamping equipment conventional in concreting.In concreting
Cheng Zhong, owing to the concrete after stirring contains substantial amounts of gas and moisture, vibrating spear produces dither at inside concrete, makes
Concrete compaction, thus ensure pouring quality.But in the winter time or extremely frigid zones construction time, vibrating spear during vibrating, one
Aspect, has easily caused the concrete heat poured and has scattered and disappeared, and causes the placing temperature on concreting face less than relating to requirement；Separately
On the one hand, vibrating is, intermittently the levels temperature difference in face is relatively big, cause concrete pouring quality it is difficult to ensure that.Meanwhile, owing to executing
Man-hour, ambient temperature was low, caused temperature control difficulty in concreting process to increase.
In the temperature control measures of concreting, the conventional technological means such as temperature control template or insulation quilt, but these modes are most
Surface heat preservation for concrete, it is difficult to artificial homoiothermic during concrete vibrating, therefore temperature control effect is the best.CN
Disclosing a kind of concrete vibration stick with heating function in 204040492 U, this vibrating spear outer surface arranges and adds thermode,
During concrete vibrating, the concrete vibrated is heated, the pouring quality of concrete during to ensure low-temperature construction.
But this vibrating spear, owing to heater is arranged on vibrating spear outer surface, when vibrating spear vibrates in concrete, at low temperature
In environment, thermal loss is relatively big, and the energy waste thus resulted in is bigger.
Summary of the invention
The technical problem to be solved is existing heated type vibrating spear, energy waste during concrete vibrating
Bigger.
In order to solve the problem of above-mentioned technology, the present invention by the following technical solutions:
A kind of concrete vibration stick, including housing, eccentric shaft, bearing block, alternating current generator, frequency-variable controller, Sound damping cover, rod
Head, sound transducer, connecting portion, heating phase transformation set, temperature sensor.Enclosure interior is divided into upper and lower two rooms, upper and lower two Room
Separated by bearing block.Upper indoor are provided with frequency-variable controller and alternating current generator, frequency-variable controller external AC power supply, VFC
Device is connected with alternating current generator, for controlling the rotating speed of alternating current generator.The upper end of eccentric shaft is connected with the output shaft of alternating current generator, partially
The top of mandrel is positioned in enclosure interior by bearing block；Under the housing of bearing block bottom, indoor from top to bottom set gradually noise elimination
Set and lining, form noise elimination cavity between Sound damping cover and eccentric shaft.Housing bottom installs caput.Hull outside is additionally provided with sound and passes
Sensor, sound transducer is connected with frequency-variable controller.When the noise that sound transducer records is higher than predetermined noise value, frequency conversion control
Device processed reduces the power frequency of alternating current power supply so that the rotating speed of alternating current generator take-off lever reduces, and causes eccentric shaft rotating speed to decline
To reduce noise.When the noise that sound transducer records is less than predetermined noise value, frequency-variable controller improves power frequency, makes friendship
The rotating speed of stream motor take-off lever improves, so that eccentric shaft rotating speed increases, promotes effect of vibrating.Housing outer surface is provided with connection
Portion, heating phase transformation set is fixed on housing outer surface by connecting portion.Heating phase transformation set is under outer wall, inwall, annular upper bottom surface, annular
The sealing cavity of bottom surface composition.The internal diameter of heating phase transformation set adapts with the outside dimension of housing, in order to heating phase transformation set can
It is socketed in outside housing.Inside outer wall is provided with electric heater unit.Filling phase-change material in closed cavity, phase-change material is organic
Phase-change material or inorganic phase-changing material.The loading of phase-change material, less than the 85% of closed cavity volume, crystallizes for phase-change material
Time volumetric expansion headspace.Inwall is from top to bottom disposed with reflective coating and thermal insulation layer towards phase-change material side, instead
Penetrate film layer and play the effect of reflection and trap heat, and heat insulating effect is strengthened by thermal insulation layer further.Connecting portion is for arranging
Housing outer surface two boss, convex platform or lower convex platform up and down at least one be flexibly connected with housing outer surface, in order to
Installation or dismounting in heating phase transformation set；Convex platform adapts with the longitudinal size of heating phase transformation set with the spacing of lower convex platform.On
In boss or lower convex platform, at least one is provided with groove, it is simple to the location and installation of heating phase transformation set.Outer wall outer surface is provided with temperature
Degree sensor, temperature sensor is connected with the attemperating unit of electric heater unit.When the temperature of temperature sensor measurement is less than predetermined
During minimum temperature, the attemperating unit of electric heater unit is switched on power and is heated heating phase transformation set by electric heater unit, heat
Amount passes to the concrete poured；When the temperature of temperature sensor measurement reaches predetermined maximum temperature, the temperature of electric heater unit
Control device is cut off the electricity supply and is stopped heating heating phase transformation set, and now phase-change material starts to the concrete sustained release poured
Heat.
The electric heater unit used in this concrete vibration stick is electric heating film.
In this concrete vibration stick, reflective coating is aluminium foil reflective coating.
In this concrete vibration stick, the organic phase change material filled in the closed cavity of heating phase transformation set is paraffin or polynary
Alcohol.
In this concrete vibration stick, the inorganic phase-changing material filled in the closed cavity of heating phase transformation set is nitrate or sulfur
Hydrochlorate or carbonate or fluoride salt or muriatic crystalline hydrate.
In this concrete vibration stick, the phase transition temperature of the phase-change material filled in the closed cavity of heating phase transformation set is higher than pre-
Determine minimum temperature, and less than predetermined maximum temperature.
In this concrete vibration stick, the outer surface of heating phase transformation set is arranged at intervals with plural reinforcing ring, to strengthen
The rigidity of heating phase transformation set and intensity, it is to avoid during vibrating, heat phase transformation set rupture.
In this concrete vibration stick, it is provided with elasticity between the upper and lower bottom surface of annular of upper and lower boss and heating phase transformation set and subtracts
Shake bed course, vibrates the impact on annular upper and lower bottom surface to reduce during concrete vibrating.
In this concrete vibration stick, Sound damping cover is glass fibre cotton or rock wool or self-extinguishing type polystyrene foam is made.Should
Sound damping cover is inorganic material or self-extinguishing type polystyrene foam is made, and sound absorption, heat insulation and flameproof effect good.
In this concrete vibration stick, lining is steel sleeve or carbon fiber lining.
The concrete vibration stick of the present invention, is additionally arranged heating phase transformation set in vibrating spear hull outside.Heating phase transformation is overlapped and shakes
Tamper casing connecting structure is simple, easy accessibility, it is simple to workmen operates.Concreting process is carried out at low temperature environment
In, when the temperature of temperature sensor measurement is less than predetermined minimum temperature, the attemperating unit of electric heater unit switches on power, by electricity
Heating phase transformation set is heated by heater.During the concrete poured is vibrated by vibrating spear, vibrating spear
Concrete is heated by heating phase transformation set.During heating phase transformation set is heated by electric heater unit, on the one hand to watering
The concrete built and surrounding air discharge heat；On the other hand the phase-change material release heat in heating phase transformation set, phase
Become material heat absorption accumulation of energy.When the temperature of temperature sensor measurement is higher than predetermined maximum temperature, attemperating unit is cut off the electricity supply stopping
Heating heating phase transformation set, now phase-change material is to the concrete sustained release heat poured.Phase-change material release heat
Maintain vibrating spear surface temperature up to 20-60 minute on predetermined minimum temperature, significantly reduce electrified regulation with this
Number；Simultaneously as heat unnecessary in heating process is effectively stored by phase-change material, discharge after the cessation of the heating, effectively save
The about energy.Additionally, concrete vibration stick is provided with Sound damping cover, frequency-variable controller and sound transducer simultaneously so that it is can be more preferably
Ground control noise, real-time noise-reducing.
Accompanying drawing explanation
Fig. 1 is the vertical section schematic diagram of concrete vibration stick of the present invention；
Fig. 2 is the schematic cross section of the heating phase transformation set of concrete vibration stick of the present invention.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, a kind of concrete vibration stick, including housing 1, eccentric shaft 5, bearing block 4, alternating current generator 3, become
Frequently controller 2, Sound damping cover 6, caput 11, sound transducer 10, connecting portion, heating phase transformation set 14, temperature sensor.In housing 1
Part is upper and lower two rooms, and upper and lower two Room are separated by bearing block 4.Upper indoor are provided with frequency-variable controller 2 and alternating current generator 3,
Frequency-variable controller 2 external AC power supply 9, frequency-variable controller 2 is connected with alternating current generator 3, for controlling the rotating speed of alternating current generator 3.
The upper end of eccentric shaft 5 is connected with the output shaft of alternating current generator 3, and bearing block 4 is passed through in housing 1 positioned internal in the top of eccentric shaft 5；
1 time indoor of the housing of bearing block 4 bottom from top to bottom set gradually Sound damping cover 6 and lining 8, shape between Sound damping cover 6 and eccentric shaft 5
Become noise elimination cavity 7.Caput 11 is installed bottom housing 1.The outside sound transducer 10 that is additionally provided with of housing 1, sound transducer 10 and change
Frequently controller 2 is connected.When the noise that sound transducer 10 records is higher than predetermined noise value, frequency-variable controller 2 reduces alternating current
The power frequency in source 9, so that the rotating speed of alternating current generator 3 take-off lever reduces, causes eccentric shaft 5 rotating speed to decline to reduce noise.
When the noise that sound transducer 10 records is less than predetermined noise value, frequency-variable controller 2 improves power frequency, makes alternating current generator 3
The rotating speed of take-off lever improves, so that eccentric shaft 5 rotating speed increases, promotes effect of vibrating.Housing 1 outer surface is provided with connecting portion,
Heating phase transformation set 14 is fixed on housing 1 outer surface by connecting portion.Heating phase transformation set 14 is outer wall 15, inwall 16, annular upper bottom surface
17, the sealing cavity of annular bottom surface 18 composition.The internal diameter of heating phase transformation set 14 adapts with the outside dimension of housing 1, in order to
Heating phase transformation set 14 can be socketed in outside housing 1.Electric heater unit 20 it is provided with inside outer wall 15.Closed cavity is filled phase
Becoming material 19, phase-change material 19 is organic phase change material or inorganic phase-changing material.The loading of phase-change material 19 is less than closing chamber
The 85% of body volume, volumetric expansion headspace when crystallizing for phase-change material 19.Inwall 16 towards phase-change material 19 side by upper
Being disposed with reflective coating 21 and thermal insulation layer 22 under to, reflective coating 21 plays the effect of reflection and trap heat, and heat insulation
Heat insulating effect is strengthened by layer 22 further.Connecting portion is two boss up and down being arranged on housing outer surface, convex platform 12
Or lower convex platform 13 at least one be flexibly connected with housing 1 outer surface, in order to heating phase transformation set 14 installation or dismounting；Epirelief
Platform 12 adapts with the longitudinal size of heating phase transformation set 14 with the spacing of lower convex platform 13.In convex platform 12 or lower convex platform 13 at least one
Individual it is provided with groove, it is simple to the location and installation of heating phase transformation set 14.Outer wall 15 outer surface is provided with temperature sensor, temperature sensing
Device is connected with the attemperating unit of electric heater unit 20.When the temperature of temperature sensor measurement is less than predetermined minimum temperature, electricity adds
The attemperating unit of thermal is switched on power and is heated heating phase transformation set 14 by electric heater unit 20, and heat passes to pour
Concrete；When the temperature of temperature sensor measurement reaches predetermined maximum temperature, the attemperating unit of electric heater unit cuts off electricity
Source stops heating heating phase transformation set 14, and now phase-change material 19 starts to the concrete sustained release heat poured.
In this concrete vibration stick, electric heater unit 20 is electric heating film.
In this concrete vibration stick, reflective coating 21 is aluminium foil reflective coating.
In this concrete vibration stick, heating phase transformation set 14 closed cavity in fill organic phase change material 19 be paraffin or
Polyhydric alcohol.
In this concrete vibration stick, the inorganic phase-changing material 19 filled in the closed cavity of heating phase transformation set 14 is nitrate
Or sulfate or carbonate or fluoride salt or muriatic crystalline hydrate.
In this concrete vibration stick, the phase transition temperature of the phase-change material 19 filled in the closed cavity of heating phase transformation set 14 is high
In predetermined minimum temperature, and less than predetermined maximum temperature.
In this concrete vibration stick, the outer surface of heating phase transformation set 14 is arranged at intervals with plural reinforcing ring, to add
Force rigidity and the intensity of hot phase transformation set 14, it is to avoid during vibrating, heat phase transformation set rupture.
In this concrete vibration stick, between the upper and lower bottom surface of annular 17,18 of upper and lower boss 12,13 and heating phase transformation set 14
It is provided with elastic shock attenuation bed course, during concrete vibrating, vibrates the impact on annular upper and lower bottom surface 17,18 to reduce.
In this concrete vibration stick, Sound damping cover 6 is made for glass fibre cotton or rock wool or self-extinguishing type polystyrene foam.Should
Sound damping cover 6 is made for inorganic material or self-extinguishing type polystyrene foam, sound absorption, heat insulation and flameproof effect good.
In this concrete vibration stick, lining 8 is steel sleeve or carbon fiber lining.
The concrete vibration stick of the present invention, is additionally arranged heating phase transformation set 14 outside vibrating spear housing 1.Heating phase transformation set 14
Simple with vibrating spear housing 1 attachment structure, easy accessibility, it is simple to workmen operates.Concreting is carried out at low temperature environment
During, when the temperature of temperature sensor measurement is less than predetermined minimum temperature, the attemperating unit of electric heater unit 20 switches on power,
By electric heater unit 20, heating phase transformation set 14 is heated.In the process that the concrete poured is vibrated by vibrating spear
In, concrete is heated by the heating phase transformation set 14 of vibrating spear.Heating phase transformation set 14 is heated by electric heater unit 20
During, in the concrete poured and surrounding air, on the one hand discharge heat；On the other hand in heating phase transformation set 14
Phase-change material 19 discharges heat, and phase-change material 19 absorbs heat accumulation of energy.When the temperature of temperature sensor measurement is higher than predetermined maximum temperature
Time, heating phase transformation set 14 heats by attemperating unit stopping of cutting off the electricity supply, and now phase-change material 19 is held to the concrete poured
Continuous release heat.Phase-change material 19 discharges heat and maintains vibrating spear surface temperature to divide up to 20-60 on predetermined minimum temperature
Clock, significantly reduces electrified regulation number of times with this；Simultaneously as phase-change material 19 is by effective for heat unnecessary in heating process
Store, discharge after the cessation of the heating, effectively saved the energy.Additionally, concrete vibration stick is provided with Sound damping cover 6, becomes simultaneously
Frequently controller 2 and sound transducer 10 so that it is noise, real-time noise-reducing can be better controled over.
Although the present invention has listed above-mentioned preferred forms, but above-mentioned embodiment is not limited to this
Bright, any those skilled in the art without departing from the spirit and scope of the present invention, revise and perfect when making.Therefore, originally
The protection domain of invention should be defined in the range of standard with claims.
Claims (10)
1. a concrete vibration stick, including housing (1), eccentric shaft (5), bearing block (4), alternating current generator (3), frequency-variable controller
(2), Sound damping cover (6), caput (11), sound transducer (10), connecting portion, heating phase transformation set (14), temperature sensor, its feature
It is: described housing (1) is internal is divided into upper and lower two rooms, and upper and lower two Room are separated by described bearing block (4)；Upper indoor are provided with
Described frequency-variable controller (2) and described alternating current generator (3), described frequency-variable controller (2) external AC power supply (9), described frequency conversion
Controller (2) is connected with described alternating current generator (3), is used for controlling the rotating speed of described alternating current generator (3)；Described eccentric shaft (5)
Upper end is connected with the output shaft of described alternating current generator (3), and described bearing block (4) is passed through described in the top of described eccentric shaft (5)
Housing (1) positioned internal；The lower indoor of the described housing (1) of described bearing block (4) bottom from top to bottom set gradually Sound damping cover
(6) and lining (8), noise elimination cavity (7) is formed between described Sound damping cover (6) and described eccentric shaft (5)；Described housing (1) bottom peace
Fill described caput (11)；Described housing (1) is outside also sets up described sound transducer (10), described sound transducer (10) and institute
State frequency-variable controller (2) to be connected；When the noise that described sound transducer (10) records is higher than predetermined noise value, described frequency conversion control
Device processed (2) reduces the power frequency of described alternating current power supply (9) so that the rotating speed of described alternating current generator (3) take-off lever reduces,
Described eccentric shaft (5) rotating speed is caused to decline to reduce noise；The noise recorded when described sound transducer (10) is made an uproar less than predetermined
During sound value, described frequency-variable controller (2) improves power frequency, makes the rotating speed of described alternating current generator (3) take-off lever improve, so that
Described eccentric shaft (5) rotating speed increases, and promotes effect of vibrating；Described housing (1) outer surface is provided with connecting portion, and connecting portion is by described
Heating phase transformation set (14) is fixed on described housing (1) outer surface；Described heating phase transformation set (14) be outer wall (15), inwall (16),
The sealing cavity that annular upper bottom surface (17), annular bottom surface (18) form；The internal diameter of described heating phase transformation set (14) and described shell
The outside dimension of body (1) adapts, in order to described heating phase transformation set (14) can be socketed in outside described housing (1)；Outside described
Wall (15) inner side is provided with electric heater unit (20)；Described closed cavity is filled phase-change material (19), described phase-change material
(19) it is organic phase change material or inorganic phase-changing material；The loading of described phase-change material (19) is less than closed cavity volume
85%, volumetric expansion headspace when crystallizing for described phase-change material (19)；Described inwall (16) is towards described phase-change material
(19) side is from top to bottom disposed with reflective coating (21) and thermal insulation layer (22), described reflective coating (21) play reflection and
The effect of trap heat, and heat insulating effect is strengthened by described thermal insulation layer (22) further；Described connecting portion is for being arranged on shell
In two boss up and down of external surface, convex platform (12) or lower convex platform (13) at least one with described housing (1) outer surface
It is flexibly connected, in order to the installation of described heating phase transformation set (14) or dismounting；Described convex platform (12) and described lower convex platform (13)
The longitudinal size of spacing and described heating phase transformation set (14) adapt；In described convex platform (12) or described lower convex platform (13) extremely
Few one is provided with groove, it is simple to the location and installation of described heating phase transformation set (14)；Described outer wall (15) outer surface arranges temperature
Sensor, described temperature sensor is connected with the attemperating unit of described electric heater unit (20)；Temperature when temperature sensor measurement
When degree is less than predetermined minimum temperature, the attemperating unit of described electric heater unit (20) switches on power right by electric heater unit (20)
Described heating phase transformation set (14) is heated, and heat passes to the concrete poured；When the temperature of temperature sensor measurement reaches
During predetermined maximum temperature, the attemperating unit of described electric heater unit (20) is cut off the electricity supply and is stopped entering described heating phase transformation set (14)
Row heating, the most described phase-change material (19) starts to the concrete sustained release heat poured.
Concrete vibration stick the most according to claim 1, it is characterised in that: described electric heater unit (20) is electrical heating
Film.
Concrete vibration stick the most according to claim 1 and 2, it is characterised in that: described reflective coating (21) is that aluminium foil is anti-
Penetrate film layer.
4. according to the concrete vibration stick described in any claim in claim 1-3, it is characterised in that: described heating phase transformation
The described phase-change material (19) filled in the closed cavity of set (14) is organic phase change material, preferably paraffin or polyhydric alcohol.
5. according to the concrete vibration stick described in any claim in claim 1-3, it is characterised in that: described heating phase transformation
The described phase-change material (19) filled in the closed cavity of set (14) is inorganic phase-changing material, preferably nitrate or sulfate or carbon
Hydrochlorate or fluoride salt or muriatic crystalline hydrate.
Concrete vibration stick the most according to claim 1, it is characterised in that: the closed cavity of described heating phase transformation set (14)
The phase transition temperature of the described phase-change material (19) of middle filling is higher than predetermined minimum temperature, and less than predetermined maximum temperature.
Concrete vibration stick the most according to claim 1, it is characterised in that: between the outer surface of described heating phase transformation set (14)
Every being provided with plural reinforcing ring, to force rigidity and the intensity of hot phase transformation set (14) described in adding.
Concrete vibration stick the most according to claim 1, it is characterised in that: described convex platform (12), lower convex platform (13) with
Between the annular upper bottom surface (17) of described heating phase transformation set (14), annular bottom surface (18), elastic shock attenuation bed course is set.
Concrete vibration stick the most according to claim 1, it is characterised in that: described Sound damping cover (6) be glass fibre cotton or
Rock wool or self-extinguishing type polystyrene foam are made.
Concrete vibration stick the most according to claim 1, it is characterised in that: described lining (8) is steel sleeve or carbon fiber
Lining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610674603.9A CN106088615A (en) | 2016-08-16 | 2016-08-16 | A kind of concrete vibration stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610674603.9A CN106088615A (en) | 2016-08-16 | 2016-08-16 | A kind of concrete vibration stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106088615A true CN106088615A (en) | 2016-11-09 |
Family
ID=58070775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610674603.9A Pending CN106088615A (en) | 2016-08-16 | 2016-08-16 | A kind of concrete vibration stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106088615A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096087A (en) * | 2020-09-10 | 2020-12-18 | 强艳玲 | Comfortable handheld vibrator convenient to operate |
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| CN101936071A (en) * | 2010-08-23 | 2011-01-05 | 重庆城建控股(集团)有限责任公司 | Low-noise concrete vibrating spear |
| CN201714098U (en) * | 2010-07-23 | 2011-01-19 | 北京华洋建设开发有限公司 | Electric inserting type high-efficiency vibrating device with adjustable frequency |
| CN104453240A (en) * | 2014-08-28 | 2015-03-25 | 中国电建集团贵阳勘测设计研究院有限公司 | Temperature control method applied to vibration of concrete and vibrating needle with heating function |
| CN104563520A (en) * | 2013-10-29 | 2015-04-29 | 齐红梅 | Low-noise concrete vibrating bar |
| CN104727556A (en) * | 2015-04-02 | 2015-06-24 | 杨涛涛 | Concrete vibrating rod |
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2016
- 2016-08-16 CN CN201610674603.9A patent/CN106088615A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2547815Y (en) * | 2002-05-21 | 2003-04-30 | 金可友 | Sound-insulating concrete vibrating stick |
| CN201714098U (en) * | 2010-07-23 | 2011-01-19 | 北京华洋建设开发有限公司 | Electric inserting type high-efficiency vibrating device with adjustable frequency |
| CN101936071A (en) * | 2010-08-23 | 2011-01-05 | 重庆城建控股(集团)有限责任公司 | Low-noise concrete vibrating spear |
| CN104563520A (en) * | 2013-10-29 | 2015-04-29 | 齐红梅 | Low-noise concrete vibrating bar |
| CN104453240A (en) * | 2014-08-28 | 2015-03-25 | 中国电建集团贵阳勘测设计研究院有限公司 | Temperature control method applied to vibration of concrete and vibrating needle with heating function |
| CN104727556A (en) * | 2015-04-02 | 2015-06-24 | 杨涛涛 | Concrete vibrating rod |
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|---|---|---|---|---|
| CN112096087A (en) * | 2020-09-10 | 2020-12-18 | 强艳玲 | Comfortable handheld vibrator convenient to operate |
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Application publication date: 20161109 |