CN211333939U

CN211333939U - Water injection device for concrete mixer

Info

Publication number: CN211333939U
Application number: CN201921599917.2U
Authority: CN
Inventors: 李佳佳
Original assignee: Tangshan Hengxu Concrete Co ltd
Current assignee: Tangshan Hengxu Concrete Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-08-25
Anticipated expiration: 2029-09-24

Abstract

The utility model provides a water injection device for concrete mixer relates to concrete processing technology field. This water injection device for concrete mixer, including agitator tank and bottom plate, the agitator tank is located the top of bottom plate, is provided with the motor between agitator tank and the bottom plate, and the output fixedly connected with drive bevel gear of motor, the inside of agitator tank are provided with the pivot, and the both ends of pivot rotate the upper and lower face of running through the agitator tank respectively. This water injection device for concrete mixer, keep off ring and spring through setting up, reached the effect that water got into the agitator tank inside and concrete material from the spray lance blowout and mixed, solved present concrete mixer at the in-process of water injection most all be the top at the mixer and spray water to mixer inside, the concrete material that is located the below like this can not in time go on with water thoughtlessly stirring, can cause the phenomenon that the concrete material can cause the knot fritter to appear like this, the concrete standard capability that stirs out is poor, can not reach the problem of the requirement of construction.

Description

Water injection device for concrete mixer

Technical Field

The utility model relates to a concrete processing technology field specifically is a water injection device for concrete mixer.

Background

Concrete is a general term for engineering composite materials formed by cementing aggregate into a whole by cementing materials, and the term concrete generally refers to concrete prepared by mixing cement as the cementing material, sand and stone as the aggregate and water (in a certain proportion and stirring).

Most of the concrete blendors of today all are spraying water to the blendor inside in the top of blendor at the in-process of water injection, and the concrete material that is located the below can not in time go on with water and mix the stirring like this, can cause the phenomenon that the concrete material can cause the knot fritter to appear like this, and the concrete standard property that stirs out is poor, can not reach the requirement of construction.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a water injection device for concrete mixer has solved present concrete mixer and has mostly sprayed water to the mixer inside in the top of blendor at the in-process of water injection, and the concrete material that is located the below like this can not in time go on mixing with water, can cause the phenomenon that the concrete material can cause the knot fritter to appear like this, and the concrete standard capability that stirs out is poor, can not reach the problem of the requirement of construction.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a water injection device for concrete mixer, including agitator tank and bottom plate, the agitator tank is located the top of bottom plate, the inside of agitator tank is hollow structure, be provided with the motor between agitator tank and the bottom plate, motor fixed mounting is at the upper surface of bottom plate, the output fixedly connected with drive bevel gear of motor, the inside of agitator tank is provided with the pivot, the upper and lower face that runs through the agitator tank is rotated respectively at the both ends of pivot, the pivot is located the left side of motor, the pivot runs through the one end fixedly connected with driven bevel gear of agitator tank bottom surface, driven bevel gear is located drive bevel gear's top and with drive bevel gear engagement, the fixed cover of one end that the pivot is located agitator tank inside has two rabbling.

The last fixed surface of agitator tank is connected with the adapter sleeve, the inside of pivot is hollow structure, the pivot runs through the one end of agitator tank upper surface and rotates the inside of pegging graft at the adapter sleeve, the upper end of pivot is provided with water pipe head, water pipe head passes through the inside intercommunication of adapter sleeve with the pivot, water pipe head pegs graft in the inside of adapter sleeve, the fixed cover of surface of agitator tank has connect the support ring, through bracing piece fixed connection between support ring and the bottom plate, the pivot is located four spray lances with inside intercommunication of the one end fixed surface of agitator tank inside and is connected with, wherein two spray lances are located between two rabbling mechanisms, the top that is located two rabbling mechanisms of two other spray lances, the equal fixed filter screen cover of pegging graft in inside of four spray lances, the equal slip of inside of four filter screen covers is pegged graft and.

Preferably, two rabbling mechanisms all include fixed cover and puddler, and fixed cover is fixed to be cup jointed at the surface of pivot, and the puddler is connected with the surface fixed connection of fixed cover.

Preferably, the inside of four spray bars all is provided with the gag lever post, the one end and the spray bar fixed connection of gag lever post, and the other end of gag lever post slides and pegs graft in the inside of fender ring, and the gag lever post is located the inside of spring.

Preferably, the number of the support rods is six, and the six support rods are uniformly distributed in an axial circumferential array of the rotating shaft.

Preferably, the four limiting rods are coaxially arranged in the four springs respectively, and the four limiting rods are vertically arranged with the four baffle rings respectively.

Preferably, the rotating shaft and the connecting sleeve are coaxially arranged, and the rotating shaft and the upper surface and the lower surface of the stirring box are both vertically arranged.

(III) advantageous effects

The utility model provides a water injection device for concrete mixer. The method has the following beneficial effects:

1. the water injection device for the concrete mixer is characterized in that a baffle ring and a spring are arranged, when the device starts to operate, a water pipe joint is connected with a water pipe to supply water, the inside of a rotating shaft is filled with water, a motor is connected with a power supply to rotate, a driving bevel gear rotates, the rotating shaft rotates by being meshed with the driving bevel gear through a driven bevel gear, the baffle ring compresses the spring under the action of centrifugal force of the rotating shaft and water pressure in the rotating shaft, water enters a spray rod, the effect that the water is sprayed out of the spray rod to enter the stirring box to be mixed with concrete materials is achieved, the problem that most of the existing concrete mixers spray water above the mixers in the water injection process is solved, the concrete materials below cannot be mixed with the water in time, the phenomenon that the concrete materials are agglomerated is caused, and the standard performance of the stirred concrete is poor is solved, the requirement of construction can not be met.

2. This water injection device for concrete mixer, through setting up rabbling mechanism, the motor rotates, through initiative bevel gear and driven bevel gear's transmission, makes the pivot rotate to the messenger fixes and rotates epaxial rabbling mechanism, has reached the effect that rabbling mechanism carries out abundant contact to the concrete material in the agitator tank, and it is inhomogeneous to have solved the concrete material in the agitator tank and have mixed with water, causes the not up to standard problem of concrete that stirs out.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the stirring tank of the present invention;

FIG. 3 is a schematic view showing the connection between the rotating shaft and the spray bar;

fig. 4 is an enlarged schematic view of a structure shown in fig. 3 according to the present invention.

Wherein, 1 agitator tank, 2 bottom plates, 3 motor, 4 initiative bevel gear, 5 pivot, 6 driven bevel gear, 7 rabbling mechanisms, 701 fixed cover, 702 puddler, 8 adapter sleeve, 9 water pipe joint, 10 support rings, 11 bracing pieces, 12 spray bars, 13 filter screen ways, 14 fender rings, 15 springs, 16 gag lever posts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a water injection device for concrete mixer, as shown in fig. 1-4, comprising a stirring box 1 and a bottom plate 2, wherein the stirring box 1 is positioned above the bottom plate 2, the interior of the stirring box 1 is of a hollow structure, a motor 3 is arranged between the stirring box 1 and the bottom plate 2, the motor 3 is fixedly arranged on the upper surface of the bottom plate 2, the output end of the motor 3 is fixedly connected with a driving bevel gear 4, the interior of the stirring box 1 is provided with a rotating shaft 5, two ends of the rotating shaft 5 respectively rotate to penetrate through the upper surface and the lower surface of the stirring box 1, the rotating shaft 5 is positioned on the left side of the motor 3, one end of the rotating shaft 5 penetrating out of the bottom surface of the stirring box 1 is fixedly connected with a driven bevel gear 6, the driven bevel gear 6 is positioned above the driving bevel gear 4 and is meshed with the driving bevel gear 4, one end of the rotating shaft 5 positioned in the, the fixed cover 701 is fixedly sleeved on the outer surface of the rotating shaft 5, the stirring rod 702 is fixedly connected with the outer surface of the fixed cover 701, and the stirring structure 7 is used for stirring along with the rotating shaft 5 to uniformly stir and mix concrete materials and water in the stirring box 1.

The upper surface of the stirring box 1 is fixedly connected with a connecting sleeve 8, the rotating shaft 5 and the connecting sleeve 8 are coaxially arranged, the rotating shaft 5 and the upper surface and the lower surface of the stirring box 1 are both vertically arranged, the inside of the rotating shaft 5 is of a hollow structure, only the part of the rotating shaft 5, which is positioned above the bottom surface of the stirring box 1, is of a hollow structure, one end of the rotating shaft 5, which penetrates through the upper surface of the stirring box 1, is rotatably inserted into the connecting sleeve 8, the upper end of the rotating shaft 5 is provided with a water pipe connector 9, the water pipe connector 9 is communicated with the inside of the rotating shaft 5 through the connecting sleeve 8, the water pipe connector 9 is inserted into the inside of the connecting sleeve 8, the outer surface of the stirring box 1 is fixedly sleeved with a support ring 10, the support ring 10 is fixedly connected with the bottom plate 2 through support rods 11, the number of the support rods 11 is six, the, the outer surface of the spray rod 12 is provided with through holes, water is sprayed out from the through holes of the spray rod 12, the spray rod 12 is positioned in the mixing box 1 and can fully mix the water and concrete, two of the spray rods 12 are positioned between two mixing mechanisms 7, the other two spray rods 12 are positioned above the two mixing mechanisms 7, filter screen sleeves 13 are fixedly inserted in the four spray rods 12, the filter screen sleeves 13 prevent the concrete from entering the spray rods 12 and blocking the spray rods 12, baffle rings 14 are slidably inserted in the four filter screen sleeves 13, the four baffle rings 14 and the four spray rods 12 are fixed through springs 15, limiting rods 16 are arranged in the four spray rods 12, one end of each limiting rod 16 is fixedly connected with the spray rod 12, the other end of each limiting rod 16 is slidably inserted in the corresponding baffle ring 14, the limiting rods 16 are positioned in the springs 15, the limiting rods 16 prevent the baffle rings 14 from deviating during movement, the sealing effect of the baffle ring 14 is enabled to be influenced, the four limiting rods 16 are coaxially arranged in the four springs 15 respectively, the four limiting rods 16 are vertically arranged with the four baffle rings 14 respectively, when water is not sprayed, the baffle rings 14 move towards the rotating shaft 5 under the action of the springs 15, the baffle rings 14 seal the joint of the rotating shaft 5 and the spray rod 12, and concrete is prevented from blocking the rotating shaft 5.

The theory of operation, when the device begins to operate, water pipe head 9 leads to water with water piping connection, the inside of pivot 5 is filled with water, motor 3 switch on rotates, make drive bevel gear 4 rotate, thereby pivot 5 rotates through driven bevel gear 6 and the meshing of drive bevel gear 4, keep off ring 14 under the centrifugal force of pivot 5 and the effect of water pressure in the pivot 5, make and keep off ring 14 and carry out compression spring 15, make water get into the inside of spray lance 12, water gets into the inside and the concrete material intensive mixing of agitator tank 1 from spray lance 12 blowout, pivot 5 rotates, thereby make fixed rabbling mechanism 7 of cup jointing on pivot 5 rotate, make rabbling mechanism 7 stir the mixture to the water and the concrete material in the agitator tank 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water injection device for concrete mixer, includes agitator tank (1) and bottom plate (2), its characterized in that: the stirring box (1) is positioned above the bottom plate (2), the stirring box (1) is of a hollow structure, a motor (3) is arranged between the stirring box (1) and the bottom plate (2), the motor (3) is fixedly installed on the upper surface of the bottom plate (2), the output end of the motor (3) is fixedly connected with a driving bevel gear (4), a rotating shaft (5) is arranged inside the stirring box (1), two ends of the rotating shaft (5) respectively rotate to penetrate through the upper surface and the lower surface of the stirring box (1), the rotating shaft (5) is positioned on the left side of the motor (3), one end, penetrating out of the bottom surface of the stirring box (1), of the rotating shaft (5) is fixedly connected with a driven bevel gear (6), the driven bevel gear (6) is positioned above the driving bevel gear (4) and is meshed with the driving bevel gear (4), and one end, positioned inside the stirring box (1), of the rotating;

the upper surface of the stirring box (1) is fixedly connected with a connecting sleeve (8), the inside of the rotating shaft (5) is of a hollow structure, one end of the rotating shaft (5) penetrating through the upper surface of the stirring box (1) is rotatably inserted in the connecting sleeve (8), the upper end of the rotating shaft (5) is provided with a water pipe connector (9), the water pipe connector (9) is communicated with the inside of the rotating shaft (5) through the connecting sleeve (8), the water pipe connector (9) is inserted in the connecting sleeve (8), the outer surface of the stirring box (1) is fixedly sleeved with a support ring (10), the support ring (10) is fixedly connected with the bottom plate (2) through a support rod (11), the outer surface of one end of the rotating shaft (5) positioned in the stirring box (1) is fixedly connected with four spray rods (12) communicated with the inside, wherein the two spray rods (12) are positioned between the two stirring mechanisms (7), and the other two spray rods (12), the filter screen sleeves (13) are fixedly inserted in the four spray rods (12), the baffle rings (14) are inserted in the four filter screen sleeves (13) in a sliding mode, and the four baffle rings (14) and the four spray rods (12) are fixed through springs (15).

2. The water injection device for the concrete mixer according to claim 1, characterized in that: two rabbling mechanisms (7) all include fixed cover (701) and puddler (702), and fixed cover (701) are fixed to be cup jointed at the surface of pivot (5), and puddler (702) are connected with the surface fixed connection of fixed cover (701).

3. The water injection device for the concrete mixer according to claim 1, characterized in that: limiting rods (16) are arranged inside the four spray rods (12), one ends of the limiting rods (16) are fixedly connected with the spray rods (12), the other ends of the limiting rods (16) are inserted into the baffle rings (14) in a sliding mode, and the limiting rods (16) are located inside the springs (15).

4. The water injection device for the concrete mixer according to claim 1, characterized in that: the number of the support rods (11) is six, and the six support rods (11) are uniformly distributed in an axial line circumferential array of the rotating shaft (5).

5. The water injection device for the concrete mixer according to claim 1, characterized in that: the four limiting rods (16) are coaxially arranged in the four springs (15) respectively, and the four limiting rods (16) are perpendicular to the four baffle rings (14) respectively.

6. The water injection device for the concrete mixer according to claim 1, characterized in that: the rotating shaft (5) and the connecting sleeve (8) are coaxially arranged, and the rotating shaft (5) and the upper surface and the lower surface of the stirring box (1) are vertically arranged.