CN214834875U - Air-entraining concrete vibrating rod - Google Patents

Abstract

The utility model relates to a bleed type concrete stick that vibrates, its inner tube and outer tube that establishes including the endotheca enclose between the relative lateral wall of inner tube and outer tube and close and be formed with the chamber of exhausting, be equipped with on the lateral wall of outer tube with a plurality of exhaust holes of chamber intercommunication of exhausting, the roof of outer tube be equipped with a plurality of exhaust passage of chamber intercommunication of exhausting, all be equipped with in a plurality of exhaust passage and be used for the outer exhaust subassembly of the air discharge outer tube lateral wall of the intracavity that exhausts. This application has the effect of accelerating the air among the concrete and getting into the intracavity speed of exhausting, has reduced the probability that remains the bubble in the concrete.

Description

Air-entraining concrete vibrating rod

Technical Field

The application relates to the field of concrete vibrating rods, in particular to an air-entraining concrete vibrating rod.

Background

Concrete pouring is a procedure which is generally necessary in building construction, and in the concrete pouring process, a concrete vibrator is generally needed to be used for tamping concrete so as to remove air bubbles in the concrete, so that the concrete is compactly combined, the phenomena of honeycomb pitted surface and the like of the concrete are eliminated, the strength of the concrete is improved, and the quality of a concrete member is ensured.

Chinese patent No. CN206455789U discloses a novel manual vibrating rod, which comprises a handle, a tube body, a marble, a lock hoop and a rod head; the upper part of the vibrating rod is provided with a handle which is convenient for an experimenter to hold; the middle pipe body is convenient for experimenters to contract the height of the vibrating rod, the marble is convenient for the experimenters to adjust the height of the vibrating rod, and the lock hoop is convenient for the experimenters to fix the height of the vibrating rod; the lower part is provided with a bullet-shaped rod head, so that the resistance of the vibrating rod entering the concrete is reduced during vibrating.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when using above-mentioned vibrating rod to the concrete tamping, the air in the concrete rises along vibrating rod periphery and pass the concrete layer and discharge, because the concrete is comparatively closely knit, the air discharge can receive certain resistance, leads to air exhaust's speed slower, and then can remain in the cause concrete and have not discharged the closely knit nature of concrete.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem to the air exhaust speed in the concrete when the concrete is pounded the drum, this application provides an air entrainment type concrete vibrating rod.

The application provides a pair of bleed type concrete vibrating rod adopts following technical scheme:

the utility model provides a bleed type concrete stick that vibrates, includes inner tube and the outer tube that the endotheca was established, enclose between the relative lateral wall of inner tube and outer tube and close and be formed with the chamber of exhausting, be equipped with on the lateral wall of outer tube with a plurality of exhaust holes of chamber intercommunication of exhausting, the roof of outer tube is equipped with a plurality of exhaust passage with the chamber intercommunication of exhausting, and is a plurality of all be equipped with in the exhaust passage and be used for the outer exhaust subassembly of the air discharge outer tube lateral wall of the intracavity that exhausts.

Through adopting above-mentioned technical scheme, when tamping the concrete, the air in the concrete gets into the exhaust intracavity through a plurality of exhaust holes, utilizes the exhaust subassembly to take the air in the exhaust intracavity out outside the lateral wall of outer tube for the air among the concrete gets into the speed in the exhaust intracavity, has reduced the probability that remains the bubble in the concrete, with the structural strength who improves the concrete.

Optionally, the exhaust subassembly includes carousel and a plurality of flabellum, the carousel rotates to set up in exhaust passage, and is a plurality of the flabellum is all fixed in the outer fringe of carousel, the roof of carousel is equipped with the pole setting, the top of inner tube stretches out outside the inner wall of outer tube, be equipped with on the lateral wall of inner tube and be used for driving pole setting pivoted rotating member.

Through adopting above-mentioned technical scheme, during the exhaust, utilize the rotating member drive pole setting to rotate, the pole setting drives the carousel and rotates, and then a plurality of flabellums are at the exhaust passage internal rotation, along with the rotation of a plurality of flabellums for the intracavity negative pressure that forms exhausts, so that with the gaseous exhaust of exhaust intracavity.

Optionally, the rotating member includes driving gear and annulus, the driving gear rotates and sets up including intraduct, be equipped with in the inner tube and be used for driving gear pivoted motor, the fixed lateral wall of establishing at the inner tube of annulus, the annulus internal rotation is equipped with a plurality of driven gear, inside the outer fringe of driving gear stretched into the annulus, it is a plurality of driven gear all meshes with the driving gear, all establish on the relative lateral wall of annulus and inner tube and supply driving gear pivoted annular mouth, the diapire of annulus is equipped with a plurality of rotation holes, the carousel was kept away from in the pole setting one end pass rotate the hole and with driven gear coaxial coupling.

Through adopting above-mentioned technical scheme, starter motor, the motor drive driving gear rotates, and along with the rotation of driving gear, a plurality of driven gear synchronous rotation, and then a plurality of stand synchronous rotation to it is rotatory to drive the flabellum on the carousel through the pole setting, so that will exhaust the gaseous emission of intracavity fast, accelerated the speed that the air among the concrete got into in the exhaust intracavity, reduced the probability that remains the bubble in the concrete.

Optionally, a supporting column is arranged at the top of the inner tube, a handle is arranged on the side wall of the supporting column, and a reciprocating driving assembly used for driving the inner tube to lift is arranged on the supporting column.

Through adopting above-mentioned technical scheme, the support column is mentioned through the handle to the personnel to in inserting the concrete with the bottom of outer tube, utilize reciprocal drive assembly drive inner tube reciprocal lift this moment, and then the inner tube drives the synchronous reciprocal lift of outer tube, realized vibrating the concrete, so that gas in the concrete gets into the exhaust intracavity through a plurality of exhaust holes.

Optionally, the reciprocating drive assembly includes the electric jar, the diapire of support column is equipped with and supplies inner tube male lifting groove, the inner tube slides and connects in the lifting groove, the cell wall that lifting groove is relative rather than the notch is fixed to the cylinder body of electric jar, the piston rod of electric jar and the roof fixed connection of inner tube, the flexible direction of the piston rod of electric jar and the axial syntropy of inner tube.

By adopting the technical scheme, the electric cylinder is started, the piston rod of the electric cylinder stretches, and then the inner pipe is driven to reciprocate, so that the outer pipe synchronously reciprocates along with the inner pipe, and the concrete is vibrated; the driving mode has simple structure and convenient operation.

Optionally, a filter screen is arranged in the exhaust hole, absorbent cotton is arranged on one side, close to the exhaust cavity, of the filter screen, and a drainage assembly used for extruding the absorbent cotton is arranged in the exhaust cavity.

By adopting the technical scheme, when the concrete is vibrated, the concrete slurry and water easily enter the exhaust holes, and the filter screen is utilized to play a role in blocking the concrete slurry from entering the exhaust holes so as to avoid the influence on the speed of air in the concrete entering the exhaust cavity through the exhaust holes due to the blockage of the exhaust holes by the concrete slurry; and utilize the cotton absorption of absorbing water that gets into in the exhaust hole, avoid water to get into the exhaust intracavity through the exhaust hole, utilize drainage component extrusion cotton that absorbs water simultaneously to extrude the cotton water that absorbs water, make water flow back to the concrete through the wash port in, avoid the moisture loss in the concrete, improved the structural strength of concrete.

Optionally, the drainage subassembly includes a plurality of stripper plates along the circumference array of inner tube, be equipped with a plurality of extrusion pieces on the lateral wall that the inner tube was kept away from to the stripper plate, be equipped with on the inner tube and be used for driving the stripper plate along the regulating part that self radially slided, the extrusion piece butt is on the cotton lateral wall that absorbs water.

Through adopting above-mentioned technical scheme, utilize the radial of regulating part drive stripper plate along the inner tube to slide for the stripper plate slides to the inside wall direction of outer tube, so that aim at the extrusion piece cotton that absorbs water, along with the sliding of the outside tub of direction of stripper plate, extrude the cotton to filter screen direction through the extrusion piece to absorbing water, so that extrude the water on the cotton that absorbs water, finally outside the water of being extruded passes through filter screen outflow exhaust hole, in order to avoid the moisture loss in the concrete.

Optionally, the regulating part includes the electromagnetism iron post, the electromagnetism iron post sets up the inner diapire at the inner tube, be connected with a plurality of springs on the lateral wall of electromagnetism iron post, it is a plurality of the spring and a plurality of stripper plate one-to-one, the one end that the electromagnetism iron post was kept away from to the spring is connected with the permanent magnet post, the permanent magnet post is close to the one end magnetic adsorption of spring and connects on the electromagnetism iron post, the permanent magnet post is kept away from the one end of spring and is stretched into the exhaust intracavity and link to each other with the stripper plate, be equipped with the flexible hole that supplies the permanent magnet post to slide on the lateral wall of inner tube.

By adopting the technical scheme, when the electromagnet column is powered off, the magnetic field of the electromagnet column disappears, the permanent magnet column loses magnetic attraction, the permanent magnet column is pushed to slide towards the direction far away from the electromagnet column by the elasticity of the spring, the extrusion plate is pushed to slide towards the water drainage hole by the permanent magnet column, and finally the absorbent cotton is extruded by the extrusion block so as to extrude water adsorbed on the absorbent cotton; the adjusting mode is simple in structure and convenient to operate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. air in the exhaust cavity is pumped out of the side wall of the outer pipe by the exhaust assembly, so that the speed of the air in the concrete entering the exhaust cavity is increased, the probability of air bubbles remaining in the concrete is reduced, and the structural strength of the concrete is improved;

2. the driving gears are matched with the driven gears, so that the upright rods synchronously rotate, the turnplates in the exhaust channels synchronously rotate, the fan blades in the exhaust channels synchronously rotate, and the speed of exhausting air in the exhaust cavity is increased;

3. the water absorption cotton is extruded by the extrusion block, so that water absorbed by the water absorption cotton is extruded out, the water flows back to the concrete through the drain hole, the water loss in the concrete is avoided, and the structural strength of the concrete is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an induced concrete vibrating rod in the embodiment of the application.

Fig. 2 is a sectional view taken along the plane a-a in fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view at B in fig. 2.

Fig. 5 is an enlarged view at C in fig. 2.

Description of reference numerals: 1. an inner tube; 2. an outer tube; 21. a through hole; 3. an exhaust chamber; 4. an exhaust hole; 5. an exhaust passage; 6. an exhaust assembly; 61. a turntable; 62. a fan blade; 63. erecting a rod; 7. a rotating member; 71. a driving gear; 72. an annular sleeve; 73. a motor; 74. a driven gear; 75. an annular mouth; 76. rotating the hole; 8. a support pillar; 9. a handle; 10. an electric cylinder; 11. a lifting groove; 12. a filter screen; 13. absorbent cotton; 14. a drainage assembly; 141. a pressing plate; 142. extruding the block; 15. an adjustment member; 151. an electromagnet post; 152. a spring; 153. a permanent magnet column; 154. a telescopic hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses bleed type concrete vibrating rod. Referring to fig. 1 and 2, bleed type concrete vibrator includes inner tube 1 and outer tube 2 that the endotheca was established, and inner tube 1 and outer tube 2 all are vertical setting, fixed connection between inner tube 1 and the outer tube 2, and the length of inner tube 1 is greater than the length of outer tube 2, and the diameter of inner tube 1 is less than the diameter of outer tube 2, and the top of inner tube 1 stretches out outside the roof of outer tube 2.

Be equipped with a plurality of hole groups on the lateral wall of outer tube 2, in this embodiment, the quantity of hole group can be four groups, and four group's hole groups are along the circumference array of outer tube 2, and wherein every group hole group includes a plurality of exhaust holes 4, and a plurality of exhaust holes 4 are arranged along the axial of outer tube 2 equidistant. Enclose between inner tube 1 and the outer tube 2 and close to be formed with and be annular exhaust chamber 3, a plurality of exhaust holes 4 all communicate with exhaust chamber 3. On the roof of outer tube 2 and be equipped with a plurality of exhaust passage 5 along self circumference array, in this embodiment, exhaust passage 5's quantity can be three, every exhaust passage 5 all communicates with exhaust chamber 3, wherein, all is equipped with in every exhaust passage 5 to be used for the air in the exhaust chamber 3 outside the exhaust assembly 6 of outer tube 2 lateral wall of discharge.

When vibrating the concrete, the top of the inner tube 1 is handed to the personnel, so that insert outer tube 2 in the concrete earlier, through vibrating inner tube 1 from top to bottom, make outer tube 2 vibrate the concrete, at the in-process that vibrates, air in the concrete gets into in the exhaust chamber 3 through a plurality of exhaust holes 4, utilize exhaust assembly 6 to extract the outer tube 2 outside with the air in the exhaust chamber 3 simultaneously, the speed in the air admission exhaust chamber 3 in the concrete has been improved, the probability that remains the bubble in the concrete has been reduced, the structural strength of concrete has been strengthened.

Referring to fig. 2, a support column 8 is arranged at the top of the inner tube 1, the axial direction of the support column 8 is the same as the axial direction of the inner tube 1, the diameter of the support column 8 is larger than the diameter of the outer tube 2 and larger than the diameter of the inner tube 1, two handles 9 are fixedly arranged on the circumferential wall of the support column 8 along the radial direction of the support column, so that the support column 8 can be held by a person conveniently, and a reciprocating driving assembly for driving the inner tube 1 to lift is arranged on the support column 8; when vibrating the concrete, personnel grip handle 9, keep support column 8 vertical state, utilize reciprocal drive assembly drive inner tube 1 reciprocal lift simultaneously, and then inner tube 1 drives 2 synchronous reciprocal lifts of outer tube to outer tube 2 vibrates the concrete, replaces artifical manual vibration outer tube 2 in order to realize, labour saving and time saving has improved the efficiency of vibrating the concrete.

Referring to fig. 2, the reciprocating driving assembly includes an electric cylinder 10, a lifting groove 11 is formed in the bottom wall of the supporting column 8 and is arranged along the axial direction of the electric cylinder, a cylinder body of the electric cylinder 10 is fixed on a groove wall of the lifting groove 11 opposite to the notch of the lifting groove, the top of the inner tube 1 extends into the lifting groove 11, a piston rod of the electric cylinder 10 is fixedly connected with the top wall of the inner tube 1, and the extension direction of the piston rod of the electric cylinder 10 is the same as the axial direction of the inner tube 1. The electric cylinder 10 is started, a piston rod of the electric cylinder 10 stretches, the inner pipe 1 is driven to slide in the lifting groove 11 in a reciprocating mode, so that the outer pipe 2 is driven to lift in a reciprocating mode, and the concrete is vibrated by the outer pipe 2.

Referring to fig. 2, in the present embodiment, the bottom of the outer pipe 2 is tapered, which reduces the resistance of the bottom of the outer pipe 2 to being inserted into the concrete.

The bottom lateral wall of outer tube 2 is equipped with a plurality of through-holes 21, a plurality of through-holes 21 all communicate with exhaust chamber 3, the probability in air admission exhaust chamber 3 in the concrete has further been increased, and through-hole 21 sets up the bottom at outer tube 2, because at the in-process that vibrates the concrete, the concrete thick liquids get into through-hole 21 easily inside, set up a plurality of through-holes 21 through the bottom at outer tube 2, when making to take out outer tube 2 from the concrete, the concrete thick liquids in the through-hole 21 drops from through-hole 21 under self action of gravity, the probability that the jam took place in through-hole 21 has been reduced, the speed in air admission exhaust chamber 3 in the concrete has been improved.

Referring to fig. 3 and 4, there are three groups of exhaust assemblies 6, the three groups of exhaust assemblies 6 respectively correspond to three exhaust passages 5 one by one, wherein one group of exhaust assemblies 6 includes a turntable 61 horizontally arranged, the turntable 61 is located in the exhaust passages 5, a plurality of fan blades 62 are arranged in an array on a circumferential wall of the turntable 61, a vertical rod 63 is fixedly arranged on a top wall of the turntable 61, an axial direction of the vertical rod 63 is in the same direction as an axial direction of the inner pipe 1, one end of the vertical rod 63, which is far away from the turntable 61, extends to one side of an outer side wall of the inner pipe 1, and a rotating member 7 for driving the vertical rod 63 to rotate is arranged on the side wall of the inner pipe 1.

During the exhaust, utilize the rotating member 7 drive pole setting 63 to rotate, and then drive carousel 61 and rotate, a plurality of flabellums 62 rotate simultaneously, along with the rotation of flabellum 62 to pass through exhaust passage 5 with the air in the exhaust chamber 3 outside the lateral wall of discharge outer tube 2, improved the speed in the air admission exhaust chamber 3 in the concrete, reduced the probability that remains the bubble in the concrete.

Referring to fig. 3 and 4, three vertical rods 63 in three sets of exhaust assemblies 6 are arrayed along the circumferential direction of the inner tube 1, the rotating member 7 in this embodiment is used for driving the three vertical rods 63 to rotate synchronously, the rotating member 7 includes an annular sleeve 72 fixedly sleeved on the outer side wall of the inner tube 1, corresponding annular ports 75 are respectively formed in the inner annular wall of the annular sleeve 72 and the outer side wall of the inner tube 1, the inside of the annular sleeve 72 is communicated with the inside of the inner tube 1, a driving gear 71 horizontally arranged is rotatably arranged in the inner tube 1, a motor 73 used for driving the driving gear 71 to rotate is arranged in the inner tube 1, and the outer edge of the driving gear 71 penetrates through the annular port 75 and extends into the annular sleeve 72.

Three driven gears 74 are arranged in the annular sleeve 72 and in a circumferential array along the annular sleeve, the three driven gears 74 are all meshed with the driving gear 71, and the three driven gears 74 are all meshed with the driving gear 71. In this embodiment, three driven gears 74 are respectively corresponding to three vertical rods 63 one by one, a rotating hole 76 corresponding to the three vertical rods 63 one by one is formed in the bottom wall of the annular sleeve 72, one end, far away from the turntable 61, of each vertical rod 63 penetrates through the rotating hole 76 and extends into the annular sleeve 72, and one end, located in the annular sleeve 72, of each vertical rod 63 is connected with the axis of the bottom wall of each driven gear 74.

The motor 73 is started to drive the driving gear 71 to rotate, the driven gears 74 rotate synchronously with the rotation of the driving gear 71, and then the upright posts 63 rotate simultaneously, so that the three turntables 61 rotate simultaneously, and the fan blades 62 rotate to discharge the air in the exhaust cavity 3 out of the side wall of the outer tube 2.

Referring to fig. 5, a filter screen 12 is disposed in the exhaust hole 4, and when the outer pipe 2 vibrates the concrete pipe, the filter screen 12 is used to block the concrete slurry from entering the exhaust hole 4.

In this embodiment, the lateral wall that filter screen 12 is close to exhaust chamber 3 is equipped with cotton 13 that absorbs water, and cotton 13 that absorbs water has good ventilation effect to in the air in the concrete passes cotton 13 that absorbs water and gets into exhaust chamber 3, because when vibrating the concrete, inside water in the concrete was easy to get into exhaust chamber 3 through exhaust hole 4, utilize cotton 13 that absorbs water this moment to absorb the water in the exhaust hole 4, avoid rivers to the exhaust chamber 3 in. In order to avoid water loss in the concrete, the exhaust cavity 3 is internally provided with a drainage component 14 for extruding the absorbent cotton 13, so that water absorbed on the absorbent cotton 13 is extruded out in time, and finally the extruded water flows into the concrete through the exhaust holes 4, thereby reducing the probability of water loss of the concrete and enhancing the structural strength of the concrete.

Referring to fig. 2 and 5, the drainage assembly 14 includes a plurality of vertically arranged extrusion plates 141, in this embodiment, the number of the plurality of extrusion plates 141 may be four, the four extrusion plates 141 are respectively in one-to-one correspondence with four groups of hole groups, the extrusion plates 141 are far away from the outer side wall of the inner tube 1 and are uniformly provided with a plurality of extrusion blocks 142 along the height direction thereof, the plurality of extrusion blocks 142 are respectively in one-to-one correspondence with a plurality of exhaust holes 4 in the hole groups, the inner tube 1 is provided with an adjusting member 15 for driving the extrusion plates 141 to slide along the radial direction thereof, the adjusting member 15 is used for driving the extrusion plates 141 to slide along the radial direction of the inner tube 1, and then the extrusion blocks 142 are driven to move towards the absorbent cotton 13 until the extrusion blocks 142 tightly support the absorbent cotton 13 on the filter screen 12, so as to extrude the water adsorbed on the absorbent cotton 13.

Referring to fig. 2 and 5, in this embodiment, the adjusting member 15 includes an electromagnet post 151 axially aligned with the inner tube 1, the cross section of the electromagnet post 151 is square, one end of the electromagnet post 151 is fixedly disposed on the inner bottom wall of the inner tube 1, springs 152 are connected to four side walls of the electromagnet post 151, wherein two springs 152 are disposed on each side wall of the electromagnet post 151, one end of the spring 152 away from the electromagnet post 151 is connected to a permanent magnet post 153, the axial direction of the permanent magnet post 153 is aligned with the radial direction of the inner tube 1, in this embodiment, the number of the springs 152 and the number of the permanent magnet posts 153 are four, the four permanent magnet posts 153 are respectively corresponding to the four extrusion plates 141, telescopic holes 154 corresponding to the four permanent magnet posts 153 are disposed on the side wall of the inner tube 1, one end of the permanent magnet post 153 away from the spring 152 passes through the telescopic holes 154 and is connected to the side wall of the extrusion plate 141 facing away from the extrusion block 142, the permanent magnet pole 153 slides in the telescopic hole 154.

When the concrete is vibrated, the electromagnet post 151 is in an electrified state, the electromagnet post 151 generates a magnetic field, so that the permanent magnet post 153 is connected to the electromagnet post 151 in an adsorption manner, and the extrusion block 142 on the extrusion plate 141 is far away from the exhaust hole 4, so that air in the concrete enters the exhaust cavity 3 through the exhaust hole 4.

When the absorbent cotton 13 needs to be squeezed, the electromagnet post 151 is powered off, the magnetic field of the electromagnet post 151 disappears, at the moment, the permanent magnet post 153 is pushed by the elastic restoring force of the spring 152 to slide towards the extrusion plate 141, so that the extrusion plate 141 slides towards the direction of the side wall far away from the inner tube 1, and finally, the absorbent cotton 13 is squeezed by the extrusion block 142.

The implementation principle of this application embodiment bleed type concrete vibrating rod is: during the construction, personnel hold handle 9, keep support column 8 vertical state to insert outer tube 2 in the concrete, start electric cylinder 10 this moment, drive inner tube 1 is reciprocal in lift groove 11 and is gone up and down, and then outer tube 2 is along with inner tube 1 synchronous lift, so that outer tube 2 concrete vibrates.

In the process of vibrating, the air in the concrete gets into inside the exhaust chamber 3 through a plurality of through-holes 21 and a plurality of exhaust hole 4, starter motor 73 simultaneously, motor 73 drive driving gear 71 rotates, driving gear 71 drives a plurality of driven gear 74 and rotates in step, and then driven gear 74 drives pole setting 63 and rotates, and then drive carousel 61 and rotate, flabellum 62 is along with carousel 61 synchronous rotation this moment, so that pass through exhaust passage 5 with the air in the exhaust chamber 3 and discharge, the speed in the air admission exhaust chamber 3 has been accelerated, the probability that has the bubble in the concrete has been reduced, the structural strength of concrete has been strengthened.

In the vibrating process of the concrete, the slurry and water in the concrete easily enter the exhaust cavity 3 through the exhaust hole 4, the filter screen 12 is used for blocking the slurry from entering the exhaust hole 4, and the water-absorbing cotton 13 is used for absorbing the water entering the exhaust hole 4 to prevent the water from flowing into the exhaust cavity 3; when the electromagnet column 151 is powered off, the magnetic field of the electromagnet column 151 disappears, the permanent magnet column 153 is pushed by the elastic force of the spring 152 to slide towards the extrusion plate 141, the extrusion block 142 extrudes the absorbent cotton 13 so as to extrude water adsorbed on the absorbent cotton 13, and finally the extruded water flows into the concrete through the exhaust hole 4, so that the probability of concrete water loss is reduced, and the structural strength of the concrete is enhanced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an air entrainment type concrete vibrating rod which characterized in that: inner tube (1) and outer tube (2) including the endotheca is established, enclose between the relative lateral wall of inner tube (1) and outer tube (2) and close and be formed with exhaust chamber (3), be equipped with a plurality of exhaust holes (4) with exhaust chamber (3) intercommunication on the lateral wall of outer tube (2), the roof of outer tube (2) is equipped with a plurality of exhaust passage (5) with exhaust chamber (3) intercommunication, and is a plurality of all be equipped with in exhaust passage (5) and be used for the outer exhaust subassembly (6) of air escape outer tube (2) lateral wall in the chamber of will exhausting (3).

2. The air-entraining concrete vibrator according to claim 1, characterized in that: exhaust subassembly (6) are including carousel (61) and a plurality of flabellum (62), carousel (61) rotate to set up in exhaust passage (5), and is a plurality of outer fringe at carousel (61) is all fixed in flabellum (62), the roof of carousel (61) is equipped with pole setting (63), outside the inner wall of outer tube (2) was stretched out on the top of inner tube (1), be equipped with on the lateral wall of inner tube (1) and be used for driving pole setting (63) pivoted rotating member (7).

3. The air-entraining concrete vibrator according to claim 2, characterized in that: the rotating member (7) comprises a driving gear (71) and an annular sleeve (72), the driving gear (71) is rotatably arranged in the inner tube (1), a motor (73) for driving the driving gear (71) to rotate is arranged in the inner tube (1), the annular sleeve (72) is fixedly sleeved on the outer side wall of the inner pipe (1), a plurality of driven gears (74) are rotationally arranged in the annular sleeve (72), the outer edge of the driving gear (71) extends into the annular sleeve (72), a plurality of driven gears (74) are all meshed with the driving gear (71), the opposite side walls of the annular sleeve (72) and the inner tube (1) are provided with annular openings (75) for the driving gear (71) to rotate, the bottom wall of the annular sleeve (72) is provided with a plurality of rotating holes (76), and one end, far away from the rotary disc (61), of the vertical rod (63) penetrates through the rotating holes (76) and is coaxially connected with the driven gear (74).

4. The air-entraining concrete vibrator according to claim 1, characterized in that: the inner tube (1) top is equipped with support column (8), be equipped with handle (9) on the lateral wall of support column (8), be equipped with the reciprocal drive assembly who is used for driving inner tube (1) to go up and down on support column (8).

5. The air-entraining concrete vibrator according to claim 4, characterized in that: reciprocating drive subassembly includes electric jar (10), the diapire of support column (8) is equipped with supplies inner tube (1) male lift groove (11), inner tube (1) slides and connects in lift groove (11), the cylinder body of electric jar (10) is fixed at lift groove (11) rather than the cell wall that the notch is relative, the piston rod of electric jar (10) and the roof fixed connection of inner tube (1), the flexible direction of the piston rod of electric jar (10) and the axial syntropy of inner tube (1).

6. The air-entraining concrete vibrator according to claim 1, characterized in that: be equipped with filter screen (12) in exhaust hole (4), one side that filter screen (12) are close to exhaust chamber (3) is equipped with cotton (13) of absorbing water, be equipped with drainage components (14) that are used for extrudeing cotton (13) of absorbing water in exhaust chamber (3).

7. The air-entraining concrete vibrator according to claim 6, characterized in that: drainage subassembly (14) are including a plurality of stripper plates (141) along the circumference array of inner tube (1), be equipped with a plurality of extrusion pieces (142) on the lateral wall that inner tube (1) was kept away from in stripper plate (141), be equipped with on inner tube (1) and be used for driving stripper plate (141) along the regulating part (15) that self radially slided, extrusion piece (142) butt is on the lateral wall of cotton (13) absorb water.

8. The air-entraining concrete vibrator according to claim 7, characterized in that: regulating part (15) include electromagnetism iron post (151), electromagnetism iron post (151) set up the inner diapire at inner tube (1), be connected with a plurality of springs (152) on the lateral wall of electromagnetism iron post (151), a plurality of spring (152) and a plurality of stripper plate (141) one-to-one, the one end that electromagnetism iron post (151) were kept away from in spring (152) is connected with permanent magnet post (153), permanent magnet post (153) are close to the one end magnetic adsorption of spring (152) and connect on electromagnetism iron post (151), the one end that spring (152) were kept away from in permanent magnet post (153) stretches into in exhaust chamber (3) and links to each other with stripper plate (141), be equipped with on the lateral wall of inner tube (1) and supply flexible hole (154) that permanent magnet post (153) slided.

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