CN214819618U - Novel pneumatic double-deck mixer of ultralight quantization - Google Patents

Abstract

The utility model discloses a novel ultra-light pneumatic double-layer mixer, which comprises a lower mixing tank, an upper mixing tank, a power device and a mixing shaft, wherein the lower mixing tank is connected with the upper mixing tank through a rigid connecting rod; the bottom of agitator is the infundibulate down, arranges the thick liquid ball valve setting at the bottom center of the lower agitator of infundibulate, arranges thick liquid ball valve and high-pressure grouting pump's thick liquid suction pipe intercommunication, the utility model discloses a pneumatic motor replaces the motor braking, and make full use of compressed air has reduced safe risk, has alleviateed equipment weight, has reduced equipment operation noise, has practiced thrift the cost input.

Description

Novel pneumatic double-deck mixer of ultralight quantization

Technical Field

The utility model belongs to the technical field of the engineering construction, concretely relates to super lightweight's double-deck mixer of pneumatic type.

Background

The double-layer stirrer is necessary equipment for grouting engineering, the upper layer is used for storing primary slurry conveyed by a slurry making station, and the lower layer is used for carrying out slurry configuration and storage of different water-cement ratio levels according to grouting requirements.

The traditional stirrer used at present uses a motor as a power source, and the motor drives a belt to drive a impeller to rotate, so that slurry is fully and uniformly mixed, and precipitation and solidification of the slurry are prevented. The upper and lower barrels of the double-layer stirrer are in a flat bottom mode. Due to the limitation of the structure, the following defects exist in the application process:

(1) the structure is heavy, the weight of 1 traditional double-layer stirrer is about 369kg, and the moving is inconvenient.

(2) The equipment operation must have the power to need to arrange electric wire, switch board etc. according to safe power consumption relevant requirement, there is safe power consumption risk in the use, and the cost is higher.

(3) A large amount of noise can be produced in the operation process, and the occupational health of constructors is not facilitated.

(4) Because the barrel is flat, the last slurry with the depth of about 5cm cannot be completely utilized, which causes slurry waste, cost increase, environmental pollution and the like.

In addition, the Chinese patent publication No. CN204865654U, published as 2015, 12 and 16, discloses a single-layer or double-layer usable stirrer structure, which comprises a power transmission device, a coupler, a transmission bracket, an upper stirring barrel, an upper stirring blade, an upper rotating shaft, an upper layer support, a lower stirring barrel, a lower stirring blade, a lower rotating shaft, a slurry discharge pipe and a support; the power transmission device is connected with the coupler; the upper end head of the upper rotating shaft is inserted into the lower shaft hole of the coupler and connected with the coupler; the size of the upper end head structure of the lower rotating shaft is consistent with that of the upper end head of the upper rotating shaft; the lower end head of the upper rotating shaft is provided with a shaft hole, and the shaft hole of the lower end head of the upper rotating shaft is consistent with the lower shaft hole of the coupler; the upper end head of the lower rotating shaft is inserted into the shaft hole of the lower end head of the upper rotating shaft and connected with the upper rotating shaft; the upper end of the lower rotating shaft can also be inserted into the lower shaft hole of the coupler to be connected with the coupler. This mixer can double-deck use also can the individual layer use, and converts double-deck mixer structure into individual layer mixer structure comparatively convenient nimble, has satisfied the job site and has stirred adaptability demand when thick liquid volume changes.

Chinese patent publication number is CN209665853U in addition, and announcement day is 2019 11 months 22 discloses a double-deck concrete mixer, including mixer and main mixer in advance, the mixer closed assembly to main mixer in advance, be equipped with feed inlet and water inlet on the mixer in advance, be equipped with the motor between feed inlet and the water inlet, the (mixing) shaft is connected to the motor, be equipped with the stirring leaf on the (mixing) shaft, be equipped with multiunit stirring roller in the main mixer, the stirring roller is controlled by agitator motor, main mixer has the discharge gate, and both sides are equipped with the supporting legs, be equipped with between mixer and the main mixer in advance and take out the baffle. The advantages are that: the stirring efficiency is improved by the pre-stirring in the pre-stirrer and the main stirring of the main stirrer; and the pre-mixer and the main mixer are separated by the pumping clapboard, so that the pre-mixer and the main mixer are not influenced mutually, and the use function is enhanced.

The two utility model patents are limited by the structure, and have large volume and heavy weight; the relocation is inconvenient. The equipment operation must have power, switch board etc. and there is safe power consumption risk in the use, and the cost is higher. Especially, the flat-bottom barrel is adopted, and the final slurry cannot be completely utilized, so that the slurry is wasted, the cost is increased, the environment is polluted and the like.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a pneumatic double-layer stirring machine with ultra-light weight, which has light weight, and the slurry can be completely utilized, thereby avoiding waste, environmental pollution and the like.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the utility model provides a super lightweight pneumatic type double-deck mixer, includes agitator, last agitator, power device and (mixing) shaft down, be connected through the rigid connection pole between agitator and the last agitator down, the (mixing) shaft setting is in agitator and last agitator down, and the (mixing) shaft passes through the reduction gear to be connected its characterized in that with power device: the power device is a pneumatic motor, and the pneumatic motor is connected with a compressed air source through a high-pressure air pipe; the bottom of agitator is the infundibulate down, arranges thick liquid ball valve setting in the bottom center of the lower agitator of infundibulate, arranges thick liquid ball valve and high-pressure grouting pump's slurry absorption pipe intercommunication, and the agitator passes through the rigidity foot support to be fixed subaerial down. An upper valve (10) is arranged between the lower stirring barrel and the upper stirring barrel, and the slurry in the upper stirring barrel is input into the lower stirring barrel through the upper valve. Replace the motor by pneumatic motor as the power supply, only need have the compressed air of 0.5MPa pressure, just can drive this equipment and carry out normal operating, reduced the construction cable and the switch board of traditional stirred tank, reduced the power consumption safety risk, also reduced the energy consumption. In addition, the pneumatic motor directly drives the stirring shaft to rotate, so that compared with the conventional stirring tank, the stirring tank has the advantages that a transmission device is simplified, a coupler is omitted, and the weight of equipment is greatly reduced.

Furthermore, the pneumatic motor also comprises an air source triplet, and the pneumatic motor is connected with the air source triplet through a high-pressure air pipe.

Further, the device also comprises a feeding grating) which is arranged on the upper stirring barrel, and the slurry is input into the upper stirring barrel through the feeding grating.

In the double-layer stirrer, stirring blades are arranged on a stirring shaft positioned in an upper stirring barrel, and a wing impeller is arranged on a stirring shaft positioned in a lower stirring barrel. Because the lower mixing drum adopts the innovative funnel type base and is combined with the wing type mixing impeller, the slurry at the bottom of the lower-layer drum can be used to the maximum extent, and simultaneously, the slurry in the funnel area can be fully mixed due to the special wing type mixing impeller.

The utility model has the advantages of it is following:

the utility model discloses a pneumatic motor replaces the motor braking, make full use of compressed air, has reduced the safety risk, has alleviateed equipment weight, has reduced equipment operation noise, has practiced thrift the cost input. Through the innovative design of the container structure, the waste of the slurry is reduced, and the cost control and the environmental pollution control are facilitated. The lower stirring barrel adopts an innovative funnel type base and is combined with the wing type stirring impeller, the bottom slurry of the lower-layer barrel can be used to the maximum extent, and meanwhile, the slurry in the funnel area can be fully stirred due to the unique wing type stirring impeller. The adjustment of the rotation frequency of the stirring shaft is realized by adjusting the exhaust frequency of the pneumatic motor, which is a unique characteristic.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the structure of the present invention.

The labels in the figure are: 1. the device comprises a lower stirring barrel, 2 parts of a rigid connecting rod, 3 parts of an upper stirring barrel, 4 parts of an air source triplet, 5 parts of a feeding grating, 6 parts of a power device, 7 parts of a high-pressure air pipe, 8 parts of a speed reducer, 9 parts of stirring blades, 10 parts of an upper valve, 11 parts of a stirring shaft, 12 parts of a wing impeller, 13 parts of a slurry discharging ball valve, 14 parts of a rigid foot support.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to the following examples, which are conventional unless otherwise specified, and the materials can be commercially obtained from the disclosure without further specification.

As shown in fig. 1 and 2, the ultra-lightweight pneumatic double-layer mixer comprises a lower mixing drum 1, an upper mixing drum 3, a power device 6 and a mixing shaft 11. The lower stirring barrel 1 is connected with the upper stirring barrel 3 through a rigid connecting rod, and the lower stirring barrel 1 fixes the whole double-layer stirring machine on the ground through a rigid foot support 13. The stirring shaft 11 is arranged in the lower stirring barrel 1 and the upper stirring barrel 3, and the slurry in the lower stirring barrel 1 and the slurry in the upper stirring barrel 3 are stirred by using the stirring blades on the stirring shaft 11. The stirring shaft 11 is connected with a power device through a speed reducer 8, and torque is transmitted to the stirring shaft 11 through the speed reducer 8. The utility model adopts a pneumatic motor which is connected with a compressed air source through a high-pressure air pipe 7; an air source triplet 4 is arranged on the double-layer stirrer, and the pneumatic motor is connected with the air source triplet 4 through a high-pressure air pipe 7. The compressed air processed by the air source triplet 4 enters the pneumatic motor through the high-pressure air pressing pipe 7. In this novel double-deck mixer of reality, be equipped with stirring vane 9 on the (mixing) shaft 11 that is located agitator 3, be equipped with wing impeller 12 on the (mixing) shaft 11 that is located agitator 1 down. Because the lower mixing drum adopts the innovative funnel type base and is combined with the wing type mixing impeller, the slurry at the bottom of the lower-layer drum can be used to the maximum extent, and simultaneously, the slurry in the funnel area can be fully mixed due to the special wing type mixing impeller. Because pneumatic motor replaces the motor as the power supply, only need have the compressed air of 0.5MPa pressure, just can drive this equipment and carry out normal operating, reduced the construction cable and the switch board of traditional stirred tank, reduced the power consumption safety risk, also reduced the energy consumption.

The utility model discloses still include feeding grid 5, feeding grid 5 sets up on last agitator 3, and the thick liquid passes through in the feeding grid input goes up the agitator. The bottom of the lower stirring barrel 1 is funnel-shaped, the slurry discharging ball valve 13 is arranged at the center of the bottom of the funnel-shaped lower stirring barrel 1, and the slurry discharging ball valve 13 is communicated with a slurry suction pipe of a high-pressure grouting pump.

When the utility model is used for feeding, the materials must enter the upper stirring barrel 3 through the feeding grid 5, so as to prevent the large materials from influencing grouting operation; enough lubricating oil is kept in an oil cup of the air source triplet 4, compressed air treated by the air source triplet 4 enters a pneumatic motor assembly through a high-pressure air pressing pipe 7, the pneumatic motor assembly is driven by the compressed air, torque is transmitted to a stirring shaft 11 through a speed reducer 8, the stirring shaft 11 drives a stirring blade 9 and a wing impeller 12 to rotate to complete the stirring work of slurry, the rotation rate of the stirring shaft 11 is controlled by adjusting the pneumatic motor assembly in the process, and the stirring process is noiseless; after the slurry is uniformly stirred, an upper valve 10 at the bottom of an upper stirring barrel 3 is manually controlled, so that the slurry enters a lower stirring barrel 1; and opening a valve of the slurry discharge ball valve 13, enabling slurry to enter the grouting hole through the grouting pipeline through a slurry suction pipe connected with the slurry discharge valve when the high-pressure grouting pump operates, and performing reciprocating circulation to finish grouting operation.

Claims (6)

1. The utility model provides a novel pneumatic double-deck mixer of super lightweight, includes agitator (1) down, goes up agitator (3), power device (6) and (mixing) shaft (11), be connected through rigid connection pole (2) between agitator (1) and the last agitator (3) down, (mixing) shaft (11) set up agitator (1) and last agitator (3) down in, (mixing) shaft (11) are connected its characterized in that through reduction gear (8) and power device (6): the power device (6) is a pneumatic motor, and the pneumatic motor is connected with a compressed air source through a high-pressure air pipe (7); the bottom of the lower stirring barrel (1) is funnel-shaped, the slurry discharging ball valve (13) is arranged at the center of the bottom of the funnel-shaped lower stirring barrel (1), and the slurry discharging ball valve (13) is communicated with a slurry suction pipe of a high-pressure grouting pump.

2. The novel ultra-light pneumatic double-layer stirrer according to claim 1, characterized in that: the pneumatic motor is connected with the air source triplet (4) through a high-pressure air pipe (7).

3. The novel ultra-light pneumatic double-layer stirrer according to claim 1, characterized in that: still include feeding grid (5), feeding grid (5) set up on last agitator (3), and the thick liquid passes through feeding grid (5) and inputs in agitator (3).

4. The novel ultra-light pneumatic double-layer stirrer according to claim 1, characterized in that: stirring blades (9) are arranged on the stirring shaft (11) positioned in the upper stirring barrel (3), and a wing impeller (12) is arranged on the stirring shaft (11) positioned in the lower stirring barrel (1).

5. The novel ultra-light pneumatic double-layer stirrer according to claim 1, characterized in that: the lower stirring barrel (1) is fixed on the ground through a rigid foot support (14).

6. The novel ultra-light pneumatic double-layer stirrer according to claim 1, characterized in that: an upper valve (10) is arranged between the lower stirring barrel (1) and the upper stirring barrel (3), and the slurry in the upper stirring barrel (3) is input into the lower stirring barrel (1) through the upper valve (10).

Images