CN218111241U

CN218111241U - High-efficient concrete mixing device

Info

Publication number: CN218111241U
Application number: CN202222414944.6U
Authority: CN
Inventors: 李原; 是秋妹; 胡刚; 王志平
Original assignee: Wuxi Nanfang Concrete Co ltd
Current assignee: East China Materials Wuxi Co ltd
Priority date: 2022-09-03
Filing date: 2022-09-03
Publication date: 2022-12-23
Anticipated expiration: 2032-09-03

Abstract

The utility model relates to a high-efficient concrete mixing device, it includes agitator, agitator motor and (mixing) shaft, the top of agitator is provided with the pan feeding mouth, the bottom of agitator is provided with the discharge gate, discharge gate department is provided with the valve switch, the (mixing) shaft rotates and connects on the agitator, agitator motor connects the top at the agitator, be connected with the driving gear on agitator motor's the output shaft, be connected with driven gear on the (mixing) shaft, the driving gear with driven gear meshes, the open-top setting of (mixing) shaft, be connected with first stirring vane on the (mixing) shaft, open on the surface of (mixing) shaft has a plurality of water jet, one side of agitator is provided with the water tank, the top of water tank is provided with moisturizing mouth and suction pump, the outlet end of suction pump is connected at the opening part of (mixing) shaft, be connected with rolling bearing between the outlet end of suction pump and the (mixing) shaft. The utility model discloses the effect that improves concrete mixing efficiency has.

Description

High-efficient concrete mixing device

Technical Field

The utility model belongs to the technical field of the concrete technique and specifically relates to a high-efficient concrete mixing device is related to.

Background

Concrete is one of the most important civil engineering materials of the present generation. It is a stone material prepared by mixing gel material, granular aggregate, water, additive and admixture which are added if necessary according to a certain proportion, uniformly stirring, compactly forming, curing and hardening. It has the characteristics of rich raw materials, low price and simple production process. Need stir cement, grit and water in the preparation process of concrete, in order to make a large amount of cement hydration reactions even, need a agitating unit to stir cement, grit and water.

Referring to fig. 1 and 2, a general stirring apparatus includes a stirring barrel 1, a stirring motor 2, a stirring shaft 3, and a stirring column 01. The top of agitator 1 is provided with two pan feeding mouths 11, and the bottom of agitator 1 is the setting of radius platform form, and the bottom of agitator 1 is provided with discharge gate 12, and discharge gate 12 department is provided with valve switch 13. Agitator motor 2 sets up at the top of agitator 1, (mixing) shaft 3 sets up in the agitator, and with agitator motor 2 coaxial coupling, and agitator column 01 fixed connection is on (mixing) shaft 3, and agitator column 01 is provided with a plurality of, and a plurality of agitator column 01 distributes along (mixing) shaft 3's length direction.

When needing to stir cement, the staff pours into cement, grit and water into agitator 1 in, starts agitator motor 2 afterwards, makes (mixing) shaft 3 rotate, and the column mixer 01 stirs in the mixture that cement, grit and water are constituteed to reach the purpose of even stirring concrete.

In view of the above-mentioned related technologies, the inventor believes that cement, gravel and water are separately put into the mixing tank, so that water cannot permeate the cement and gravel at the first time, and the cement, gravel and water need to be continuously mixed for a long time by the mixing column, so that the water slowly permeates the cement and gravel, and the concrete can be uniformly mixed.

SUMMERY OF THE UTILITY MODEL

In order to improve the stirring efficiency of concrete, this application provides a high-efficient concrete mixing device.

The application provides a high-efficient concrete mixing device adopts following technical scheme:

the utility model provides a high-efficient concrete mixing device, includes agitator, agitator motor and (mixing) shaft, the agitator is cylindric setting, the bottom of agitator is the setting of radius platform form, the top of agitator is provided with the pan feeding mouth, the bottom of agitator is provided with the discharge gate, discharge gate department is provided with the valve switch, three supporting legs of bottom still fixedly connected with of agitator, the (mixing) shaft rotates to be connected on the agitator, agitator motor connects the top of agitator, be connected with the driving gear on agitator motor's the output shaft, be connected with driven gear on the (mixing) shaft, the driving gear with driven gear meshes, the open-top of (mixing) shaft sets up, be connected with first stirring vane on the (mixing) shaft, open on the surface of (mixing) shaft has a plurality of water jets, one side of agitator is provided with the water tank, the top of water tank is provided with moisturizing mouth and suction pump, the income water end of suction pump is located the bottom of water tank, the play water end of suction pump is connected at the opening part of (mixing) shaft, the play water end of suction pump with be connected with the rolling bearing between the (mixing) shaft.

Through adopting above-mentioned technical scheme, when needs stirring concrete, during the staff pours into cement and grit into the agitator to start agitator motor, start the suction pump afterwards, let in water in the (mixing) shaft, and from the water jet blowout, first stirring vane stirs the mixture that cement, grit and water are constituteed, has realized stirring concrete's effect. During cement and grit pour into the agitator earlier, start agitator motor, make the mixture distribution of cement and grit between first stirring vane's clearance, spout from the water jet through water, make in the same time, have more water and the mixture of cement and grit to mix together for the mixing velocity between water, grit and the cement, improved the stirring efficiency of concrete.

Optionally, a second stirring blade is connected to the surface of the stirring shaft, the second stirring blade is located below the first stirring blade, and the pitch of the second stirring blade is smaller than that of the first stirring blade.

By adopting the technical scheme, the pitch of the second stirring blade is smaller than that of the first stirring blade, and the frequency of stirring water, cement and sand by the second stirring blade is higher in the same time, so that the stirring speed of concrete is further increased, and the stirring efficiency of the concrete is improved.

Optionally, the surface of (mixing) shaft is connected with third stirring vane, third stirring vane's pitch with second stirring vane's pitch is the same, third stirring vane is located in the inverted circular truncated cone region of agitator, third stirring vane's external diameter is along with the diameter of agitator bottom diminishes gradually and diminishes.

Through adopting above-mentioned technical scheme, be provided with third stirring vane in the radius platform region of agitator, make water, grit and the cement that is located the cone region of agitator also can be stirred, make concrete mixing ground more even, improved the stirring effect of concrete.

Optionally, the surface of the stirring shaft is connected with a plurality of stirring rods.

By adopting the technical scheme, the cement and the sand have large-particle-shaped blocks which are difficult to fully react with water at one time. The mixing rod is used to break up the larger lumps, allowing more cement and gravel to react with the water, making the concrete mix more evenly.

Optionally, the stirring rod is connected with a plurality of spikes.

By adopting the technical scheme, the spines are used for stirring smaller blocks, so that more mixtures of cement and sand react with water, and the concrete is stirred more uniformly.

Optionally, a plurality of electric heating tubes are connected in the water tank.

By adopting the technical scheme, the electric heating pipe is used for supplying and heating water, so that the hot water is mixed with the mixture of the cement and the sand, the reaction rate of the water and the mixture of the cement and the sand is improved, and the stirring efficiency of the concrete is further improved.

Optionally, the driving gear is smaller than the driven gear.

Through adopting above-mentioned technical scheme, commonly used agitator motor is AC motor mostly, because of its cost is cheap and convenient the maintenance, but AC motor's speed governing nature is relatively poor, needs realize with the help of frequency conversion equipment, and the stirring speed of large-scale agitator should not be too fast yet, otherwise can influence equipment life, so realize the low-speed rotation of (mixing) shaft between agitator motor and the (mixing) shaft through the combination of little gear wheel, reduced agitating unit's cost loss.

Optionally, the bottom of the supporting leg is connected with a fixed disk.

Through adopting above-mentioned technical scheme, the fixed disk is used for improving the stationarity of agitator.

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

1. when needs stirring concrete, the staff pours into cement and grit into the agitator to start agitator motor, start the suction pump afterwards, let in water in the (mixing) shaft, and from the water jet blowout, first stirring vane stirs the mixture that cement, grit and water are constituteed, has realized the effect of stirring concrete. The cement and the sand stone are firstly injected into the stirring barrel by workers, the stirring motor is started, so that the mixture of the cement and the sand stone is distributed among the gaps of the first stirring blades, and water is sprayed out from the water spray opening, so that more water and the mixture of the cement and the sand stone are mixed together at the same time, the mixing speed among the water, the sand stone and the cement is accelerated, and the stirring efficiency of the concrete is improved;

2. the pitch of the second stirring blade is smaller than that of the first stirring blade, and the frequency of stirring water, cement and gravel by the second stirring blade is higher in the same time, so that the stirring speed of concrete is further increased, and the stirring efficiency of the concrete is improved;

3. the third stirring blade is arranged in the conical area of the stirring barrel, so that water, gravel and cement in the inverted circular truncated cone area of the stirring barrel can be stirred, the concrete is stirred more uniformly, and the stirring effect of the concrete is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a stirring device in the prior art.

Fig. 2 is a cross-sectional view of a prior art configuration for embodying a stirrer shaft and a stirring column.

Fig. 3 is a schematic view of the overall structure of a high-efficiency concrete mixing device according to an embodiment of the present application.

Fig. 4 is a plan view of the stirring device in the embodiment of the present application.

Fig. 5 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A in fig. 4.

Description of the reference numerals: 01. stirring the column; 1. a stirring barrel; 11. a feeding port; 12. a discharge port; 13. opening and closing a valve; 14. supporting legs; 141. fixing the disc; 2. a stirring motor; 21. a driving gear; 3. a stirring shaft; 31. a first stirring blade; 32. a water jet; 33. a driven gear; 4. a water tank; 41. a water replenishing port; 42. a water pump; 43. an electric heating tube; 5. a second stirring blade; 6. a third stirring blade; 7. a stirring rod; 71. and (5) sharp pricks.

Detailed Description

The present application is described in further detail below with reference to figures 3-5.

The embodiment of the application discloses high-efficient concrete mixing device. Referring to fig. 3, 4 and 5, a high efficiency concrete mixing apparatus includes a mixing tub 1, a mixing motor 2 and a mixing shaft 3. Agitator 1 is cylindric setting, and agitator 1's open-top sets up, and agitator 1's opening part has the bung through bolted connection, fixedly connected with pan feeding mouth 11 on the bung, and agitator 1's bottom is the setting of radius platform form, and agitator 1's bottom is provided with discharge gate 12, and discharge gate 12 department is connected with valve switch 13. The bottom of agitator 1 is three supporting legs 14 of still fixedly connected with, three supporting legs 14 are round agitator 1's axis equipartition.

Referring to fig. 5, agitator motor 2 passes through bolted connection at the top of bung, and agitator motor 2's output shaft is located agitator 1, fixedly connected with driving gear 21 on agitator motor 2's the output shaft, (mixing) shaft 3 vertical rotation is connected on the bung, and is located agitator 1, and fixedly connected with driven gear 33 on the (mixing) shaft 3, driving gear 21 and driven gear 33 meshing, driving gear 21 is less than driven gear 33.

Referring to fig. 4 and 5, the top end of the stirring shaft 3 is open, the surface of the stirring shaft 3 is fixedly connected with a first stirring blade 31, and the surface of the stirring shaft 3 is provided with a plurality of water jets 32. One side of the stirring barrel 1 is provided with a water tank 4, the top of the water tank 4 is fixedly connected with a water replenishing port 41, the top of the water tank 4 is connected with a water suction pump 42 through a bolt, the water inlet end of the water suction pump 42 is positioned at the bottom of the water tank 4, and the water outlet end of the water suction pump 42 is positioned at the opening of the stirring shaft 3 and is connected with the stirring shaft 3 through a rotating bearing.

When needs stirring concrete, the staff pours into cement and grit into agitator 1 to start agitator motor 2, start suction pump 42 afterwards, let in water in (mixing) shaft 3, and spout from water jet 32, first stirring vane 31 stirs the mixture that cement, grit and water are constituteed, has realized the effect of stirring concrete. During cement and grit pour into agitator 1 earlier, start agitator motor 2, make the mixture distribution of cement and grit between first stirring vane 31's clearance, spout from water jet 32 through water, make in the same time, have more water and the mixture of cement and grit to mix together for the mixing rate between water, grit and the cement, improved the stirring efficiency of concrete.

Referring to fig. 5, the stirring speed of the concrete is increased, the surface of the stirring shaft 3 is fixedly connected with a second stirring blade 5, the second stirring blade 5 is positioned below the first stirring blade 31, and the pitch of the second stirring blade 5 is smaller than that of the first stirring blade 31.

Referring to fig. 5, in order to improve the stirring effect of the concrete, a third stirring blade 6 is fixedly connected to the surface of the stirring shaft 3, the third stirring blade 6 is located in the region of the inverted circular truncated cone of the stirring barrel 1, the pitch of the third stirring blade 6 is the same as that of the second stirring blade 5, and the outer diameter of the third stirring blade 6 is reduced as the diameter of the bottom of the stirring barrel 1 is gradually reduced.

Referring to fig. 5, in order to mix the concrete more uniformly, a plurality of mixing shafts 7 are fixedly connected to the surface of the mixing shaft 3, and a plurality of spikes 71 are fixedly connected to the surface of the mixing shafts 7. The stirring rod 7 is used for stirring larger blocks, and the spikes 71 are used for stirring smaller blocks.

Referring to fig. 4, in order to accelerate the reaction rate of water with the mixture of cement and sand, a plurality of electric heating tubes 43 are fixedly connected in the water tank 4, and the electric heating tubes 43 are used for heating water.

Referring to fig. 3, in order to improve the stability of the mixing tub 1, a fixing plate 141 is fixedly connected to the bottom of the support leg 14.

The implementation principle of the high-efficiency concrete stirring device in the embodiment of the application is as follows: when concrete needs to be stirred, a worker injects cement and gravel into the stirring barrel 1, starts the stirring motor 2, enables the cement and gravel to be distributed among the first stirring blade 31, the second stirring blade 5 and the third stirring blade 6, uses the stirring rod 7 and the spines 71 to stir the blocks, then starts the water suction pump 42, enables water to be injected into the stirring shaft 3, and then enables the water to be sprayed out from the water spray opening 32, so that the water is mixed with more gravel and cement mixtures in the first time, the mixing speed of the water and the gravel and cement mixtures is accelerated, and the stirring efficiency of the concrete is improved.

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

1. The utility model provides a high-efficient concrete mixing device, includes agitator (1), agitator motor (2) and (mixing) shaft (3), agitator (1) is cylindric setting, the bottom of agitator (1) is the setting of radius platform form, the top of agitator (1) is provided with pan feeding mouth (11), the bottom of agitator (1) is provided with discharge gate (12), discharge gate (12) department is provided with valve switch (13), three supporting legs of fixedly connected with (14) are gone back to the bottom of agitator (1), its characterized in that: (mixing) shaft (3) rotate to be connected on agitator (1), agitator motor (2) are connected the top of agitator (1), be connected with driving gear (21) on the output shaft of agitator motor (2), be connected with driven gear (33) on (mixing) shaft (3), driving gear (21) with driven gear (33) meshing, the open-top setting of (mixing) shaft (3), be connected with first stirring vane (31) on (mixing) shaft (3), open on the surface of (mixing) shaft (3) has a plurality of water jets (32), one side of agitator (1) is provided with water tank (4), the top of water tank (4) is provided with moisturizing mouth (41) and suction pump (42), the income water end of suction pump (42) is located the bottom of water tank (4), the play water end of suction pump (42) is connected the opening part of (mixing) shaft (3), the play water end of suction pump (42) with be connected with rotation bearing between (3).

2. A high efficiency concrete mixing apparatus as defined in claim 1, wherein: the stirring shaft is characterized in that a second stirring blade (5) is connected to the surface of the stirring shaft (3), the second stirring blade (5) is located below the first stirring blade (31), and the pitch of the second stirring blade (5) is smaller than that of the first stirring blade (31).

3. A high efficiency concrete mixing apparatus as defined in claim 2, wherein: the surface of (mixing) shaft (3) is connected with third stirring vane (6), the pitch of third stirring vane (6) with the pitch of second stirring vane (5) is the same, third stirring vane (6) are located in the radius platform region of agitator (1), the external diameter of third stirring vane (6) is along with the diameter of agitator (1) bottom diminishes gradually and diminishes.

4. A high efficiency concrete mixing apparatus as defined in claim 1, wherein: the surface of the stirring shaft (3) is connected with a plurality of stirring rods (7).

5. The high efficiency concrete mixing apparatus of claim 4, wherein: the stirring rod (7) is connected with a plurality of spikes (71).

6. A high efficiency concrete mixing apparatus as defined in claim 1, wherein: a plurality of electric heating tubes (43) are connected in the water tank (4).

7. A high efficiency concrete mixing apparatus as defined in claim 1, wherein: the driving gear (21) is smaller than the driven gear (33).

8. A high efficiency concrete mixing apparatus as defined in claim 1, wherein: the bottom of the supporting leg (14) is connected with a fixed disc (141).