Lightweight quick-drying fiber composite gypsum building material production stirring device

Abstract

The utility model discloses a light quick-drying type fiber composite gypsum building material production stirring device. A stirring machine comprises a stirring bin, a feeding port and a liquid inlet are formed in the top of the stirring bin, a discharging port is formed in the bottom of the stirring bin, a liquid feeding tank is connected to the liquid inlet, a powder feeding tank is connected to the feeding port, and a raw material tank is connected to the powder feeding tank; the stirring bin is connected with a stirring assembly, the stirring assembly comprises a driving device, a stirring shaft and at least two stirring impellers, the driving device is connected to the top of the stirring bin, the stirring shaft is connected to the power output end of the driving device and extends into the stirring bin, and the stirring impellers are connected to the stirring shaft in the stirring bin; a plurality of stirring blades are arranged on the stirring impeller, are obliquely arranged and are provided with through holes. Compared with the prior art, the stirring blades are provided with the through holes for fibers to pass through, so that the fibers cannot be intensively wound and knotted on the stirring blades, the mixing is more uniform, and the quality of gypsum building materials is further ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring devices, in particular to a light and quick-drying fiber composite gypsum building material production stirring device. Background Art

[0002] Gypsum board is a material made of building gypsum as the main raw material. It is a building material with light weight, high strength, easy processing, good sound insulation, heat insulation and fire resistance, and is one of the new lightweight boards that are currently being developed.

[0003] When gypsum board is produced, powder and water need to be put into a mixer to mix thoroughly. In the actual production process, natural fibers such as pig hair or other chemical fibers are put into the mixer to improve the structural strength of the gypsum board. When mixing materials in existing mixers, the fibers will be entangled and knotted on the stirring blades, resulting in uneven fiber mixing. Utility Model Content

[0004] The utility model aims to provide a lightweight and quick-drying fiber composite gypsum building material production stirring device, in which the stirring blades are provided with through holes for the fibers to pass through, so that the fibers will not be entangled and knotted on the stirring blades, and the mixing is more uniform, thereby ensuring the quality of the gypsum building materials, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A light and quick-drying fiber composite gypsum building material production mixing device comprises a mixer, a liquid delivery tank, a powder delivery tank and several raw material tanks; the mixer comprises a mixing bin, a feeding port and a liquid inlet are arranged on the top of the mixing bin, a discharge port is arranged on the bottom of the mixing bin, the liquid delivery tank is connected to the liquid inlet, the powder delivery tank is connected to the feeding port, and the raw material tank is connected to the powder delivery tank; a mixing assembly is connected to the mixing bin, the mixing assembly comprises a driving device, a mixing shaft and at least two mixing impellers, the driving device is connected to the top of the mixing bin, the mixing shaft is connected to the power output end of the driving device, and the mixing shaft extends into the mixing bin, and the mixing impeller is connected to the mixing shaft in the mixing bin; a plurality of mixing blades are arranged on the mixing impeller, the mixing blades are inclined and have through holes, and the mixing blades of the upper and lower mixing impellers are staggered.

[0007] A further improvement of the utility model is that the liquid delivery tank is connected to the top of the frame, the bottom of the liquid delivery tank is connected to a flow meter, the bottom of the flow meter is connected to a pipeline A, and the pipeline A is connected to the liquid inlet.

[0008] A further improvement scheme of the utility model is that the bottom end of the raw material tank is connected to a screw feeder, and the top end of the screw feeder is connected to the top end of the powder delivery tank; the bottom end of the powder delivery tank is connected to a first discharge valve, and the first discharge valve is connected to the feeding port through a pipeline B; a vibration motor is connected to the bottom of the outer wall of the powder delivery tank, and a boosting port is opened on the powder delivery tank, and a boosting pipe is connected to the boosting port, and the boosting pipe is connected to an air source.

[0009] A further improvement scheme of the utility model is that the driving device includes a stirring motor and a reducer, the stirring motor is connected to the side of the stirring bin, the reducer is connected to the top of the stirring bin, the stirring motor drive is connected to the power input end of the reducer, and the stirring shaft is connected to the power output shaft of the reducer.

[0010] A further improvement of the utility model is that the stirring impeller comprises two shaft sleeves arranged up and down, the shaft sleeves are connected to the stirring shaft, and the stirring blades are arranged in a ring array around the shaft sleeves.

[0011] A further improvement of the utility model is that the raw material tank is connected to the dust collector through a pipeline C, and a second discharge valve is connected to the discharge port at the bottom of the mixing bin.

[0012] A further improvement of the utility model is that it also includes a foam adding mechanism, and the foam adding mechanism is connected to the mixing chamber of the mixer.

[0013] A further improvement of the utility model is that the foam adding mechanism includes a foaming device, a foam port is provided on the stirring chamber, the foaming device is connected to the foam port through a pipe D, and the foaming device is placed on the platform.

[0014] A further improvement scheme of the utility model is that it also includes a fiber blowing mechanism, which includes a blower and a fiber disperser; a feeding port for adding fibers is provided on the dispersion bin of the fiber disperser, and the blower is connected to the dispersion bin through a blower pipe; a fiber blowing port is provided on the mixing bin, one end of the pipe E is connected to the dispersion bin, and the other end is connected to the fiber blowing port.

[0015] Beneficial effects of the utility model:

[0016] The utility model discloses a light and quick-drying fiber composite gypsum building material production stirring device. The stirring blades are provided with through holes for fibers to pass through. The fibers will not be entangled and knotted on the stirring blades, and the mixing is more uniform, thereby ensuring the quality of the gypsum building material.

[0017] The utility model discloses a light and quick-drying fiber composite gypsum building material production stirring device, which has at least two stirring impellers, and the stirring blades of the upper and lower stirring impellers are staggered, which is beneficial to the upper and lower circulation of materials and ensures more sufficient and uniform mixing.

[0018] The utility model discloses a lightweight and quick-drying fiber composite gypsum building material production stirring device. The stirring blade height and rotation angle can make the mixed slurry produce a greater downward thrust. For a vertical mixer, the time for mixing three solid phases (slurry, fine bubbles, and fibers) with different densities can be shortened to less than 160 seconds, greatly shortening the production cycle.

[0019] The utility model discloses a light and quick-drying fiber composite gypsum building material production stirring device, wherein a powder delivery tank is connected to a dust collector, so that unorganized dust is collected when powder is added, thereby protecting the workshop environment.

[0020] The utility model discloses a light and quick-drying fiber composite gypsum building material production stirring device. A powder delivery tank is equipped with a vibration motor and connected with compressed air to ensure the unloading speed of the powder delivery tank.

[0021] The utility model discloses a light and quick-drying fiber composite gypsum building material production stirring device, which is additionally provided with a foam adding mechanism, and adds foam of surfactants such as cocamidopropyl betaine, so as to improve the drying efficiency of gypsum building materials.

[0022] The utility model discloses a light and quick-drying fiber composite gypsum building material production stirring device, in which fibers are added into a stirring bin by breaking up and blowing, so that fiber dispersion can be improved, agglomeration and fiber deposition can be avoided, and stirring efficiency can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0024] Figure 2 It is a partial structural schematic diagram of the utility model.

[0025] Figure 3 This is a schematic diagram of the installation of the stirring impeller of the utility model.

[0026] Figure 4 This is a schematic diagram of the stirring impeller structure of the utility model.

[0027] Figure 5 This is a schematic diagram of the connection between the mixer and the foaming device of the utility model.

[0028] In the figure: 1-mixer, 101-mixing bin, 102-feeding port, 103-liquid inlet, 104-discharge port, 105-mixing shaft, 106-mixing impeller, 107-mixing blade, 108-through hole, 109-sleeve, 110-mixing motor, 111-reducer, 112-second discharge valve, 113-foam port, 114-fiber blowing port, 2-liquid delivery tank, 201-flow meter, 202-pipeline A, 3-powder delivery tank, 301 -first discharge valve, 302-pipeline B, 303-vibration motor, 304-boosting pipe, 4-frame, 401-platform, 5-dust collector, 501-pipeline C, 6-foam adding mechanism, 601-foaming device, 602-pipeline D, 7-raw material tank, 701-screw feeder, 8-fiber blowing mechanism, 801-blower, 802-fiber disperser, 8021-dispersion bin, 8022-feeding port, 803-blast pipe, 804-pipeline E. DETAILED DESCRIPTION

[0029] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0030] Example 1: Figures 1 to 5 As shown, a light-weight quick-drying fiber composite gypsum building material production mixing device comprises a mixer 1, a liquid delivery tank 2, a powder delivery tank 3 and several raw material tanks 7; the mixer 1 comprises a mixing chamber 101, a feeding port 102 and a liquid inlet 103 are arranged on the top of the mixing chamber 101, a discharge port 104 is arranged on the bottom of the mixing chamber 101, the liquid delivery tank 2 is connected to the liquid inlet 103, the powder delivery tank 3 is connected to the feeding port 102, and the raw material tank 7 is connected to the powder delivery tank 3; a mixing assembly is connected to the mixing chamber 101, and the mixing assembly is connected to the mixing chamber 101. The mixing assembly includes a driving device, a stirring shaft 105 and two stirring impellers 106. The driving device is connected to the top of the stirring chamber 101, the stirring shaft 105 is connected to the power output end of the driving device, and the stirring shaft 105 extends into the stirring chamber 101, and the stirring impeller 106 is connected to the stirring shaft 105 in the stirring chamber 101; a plurality of stirring blades 107 are arranged on the stirring impeller 106, the stirring blades 107 are inclined and have through holes 108, and the stirring blades 107 of the upper and lower stirring impellers 106 are staggered.

[0031] The liquid delivery tank 2 is connected to the top of the frame 4 , the bottom of the liquid delivery tank 2 is connected to a flow meter 201 , the bottom of the flow meter 201 is connected to a pipeline A202 , and the pipeline A202 is connected to the liquid inlet 103 .

[0032] Among them, the bottom end of the raw material tank 7 is connected to a screw feeder 701, and the top of the screw feeder 701 is connected to the top of the powder delivery tank 3; the bottom end of the powder delivery tank 3 is connected to a first discharge valve 301, and the first discharge valve 301 is connected to the feeding port 102 through a pipeline B302.

[0033] Among them, the driving device includes a stirring motor 110 and a reducer 111 with a power of not less than 18kw. The stirring motor 110 is connected to the side of the stirring chamber 101, the reducer 111 is connected to the top of the stirring chamber 101, the stirring motor 110 is driven and connected to the power input end of the reducer 111, and the stirring shaft 105 is connected to the power output shaft of the reducer 111.

[0034] The stirring impeller 106 is composed of two upper and lower parts including a shaft sleeve 109 , the shaft sleeve 109 is connected to the stirring shaft 105 , and three stirring blades 107 are arranged in a circular array around the shaft sleeve 109 .

[0035] The raw material tank 7 is connected to the dust collector 5 through a pipeline C501, and a second discharge valve 112 is connected to the discharge port 104 at the bottom of the mixing bin 101.

[0036] Embodiment 2: This embodiment is a further improvement of Embodiment 1. The main improvement is that when Embodiment 1 is working, the powder delivery tank 3 is prone to blockage; in this embodiment, the above defects can be avoided. Specifically:

[0037] Two vibration motors 303 are symmetrically connected to the bottom of the outer wall of the powder delivery tank 3, and a boost port is opened on the powder delivery tank 3, a boost pipe 304 is connected to the boost port, and the boost pipe 304 is connected to the air source; in this embodiment, the air source is the centralized air supply station of the workshop; the powder delivery tank 3 is equipped with a vibration motor 303 and connected to compressed air to ensure the unloading speed of the powder delivery tank 3.

[0038] Apart from this, this embodiment is exactly the same as Embodiment 1 and will not be described in detail here.

[0039] Embodiment 3: This embodiment is a further improvement of Embodiment 1. The main improvement is that, since gypsum building materials are air-hardening materials, their structural strength can only be guaranteed after hardening. Therefore, it is necessary to add a surfactant to shorten the curing and drying time. The existing stirring device cannot add a surfactant. In this embodiment, the above defects can be avoided. Specifically:

[0040] It also includes a foam adding mechanism 6, which is connected to the mixing chamber 101 of the mixer 1; the foam adding mechanism 6 includes a foaming device 601, the mixing chamber 101 is provided with a foam port 113, and the foaming device 601 is connected to the foam port 113 through a pipe D602; the foaming device 601 is placed on the platform 401; in this embodiment, a foam adding mechanism 6 is added, which can add foam of surfactants such as cocoamidopropyl betaine, thereby improving the curing and drying efficiency of gypsum building materials. The foaming device 601 is a prior art, including a water pump, a motor, and an air compressor. The motor power is not less than 4kw, the water pump water absorption shall not be less than 40L / min, and the working pressure is 2-4MPa.

[0041] Apart from this, this embodiment is exactly the same as Embodiment 1 and will not be described in detail here.

[0042] Embodiment 4: This embodiment is a further improvement of Embodiment 1. The main improvement is that when Embodiment 1 is working, the fibers are directly poured into the stirring chamber, the fiber dispersion is low, and the fibers are easy to agglomerate and deposit; while in this embodiment, the above defects can be avoided. Specifically:

[0043] It also includes a fiber blowing mechanism 8, which includes a blower 801 and a fiber disperser 802; the dispersion bin 8021 of the fiber disperser 802 is provided with a feeding port 8022 for adding fibers, and the blower 801 is connected to the dispersion bin 8021 through a blower pipe 803; the mixing bin 101 is provided with a fiber blowing port 114, one end of the pipe E804 is connected to the dispersion bin 8021, and the other end is connected to the fiber blowing port 114; in this embodiment, the fibers are added to the mixing bin by breaking up and blowing, which can improve the fiber dispersion, avoid agglomeration and fiber deposition, and improve the mixing efficiency.

[0044] The fiber disperser 802 is a prior art, and its specific structure and working principle are not described in detail here. If the space is limited, the fiber disperser 802 can be set above the mixing bin 101 and feed the material by gravity.

[0045] Apart from this, this embodiment is exactly the same as Embodiment 1 and will not be described in detail here.

[0046] The specific working principle of the utility model is as follows:

[0047] During operation, the powder in the raw material tank 7 enters the powder delivery tank 3 from the screw feeder 701, and enters the mixing bin 101 from the powder delivery tank 3, water or other liquid materials enter the mixing bin 101 from the liquid delivery tank 2, and the surfactant is added to the foaming device 601 for strong foaming, and is pumped into the mixing bin 101 from the foam port 113; the operator adds the large fiber from the feeding port 8022 to the dispersion bin 8021 for dispersion, and blows it into the mixing bin 101 through the blower 801; during mixing and stirring, the stirring motor 110 drives the reducer 111 to work, and the reducer 111 drives the stirring shaft 105 to rotate to achieve material dispersion and mixing; because the stirring blade 107 is provided with a through hole 108 for the fiber to pass through, the fiber will not be concentratedly entangled and knotted on the stirring blade 107, and the mixing is more uniform, thereby ensuring the quality of the gypsum building materials; in addition, a foam adding mechanism 6 is added to add the foam of the cocamidopropyl betaine surfactant to improve the drying efficiency of gypsum building materials.

[0048] The above implementation is only to illustrate the technical concept and features of the utility model, and its purpose is to enable people familiar with this technology to understand the content of the utility model and implement it accordingly, and it cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A lightweight and quick-drying fiber composite gypsum building material production stirring device, characterized in that: The invention comprises a mixer (1), a liquid delivery tank (2), a powder delivery tank (3) and a plurality of raw material tanks (7); the mixer (1) comprises a mixing chamber (101); a feeding port (102) and a liquid inlet (103) are provided at the top of the mixing chamber (101); a discharge port (104) is provided at the bottom of the mixing chamber (101); the liquid delivery tank (2) is connected to the liquid inlet (103); the powder delivery tank (3) is connected to the feeding port (102); and the raw material tank (7) is connected to the powder delivery tank (3); a mixing assembly is connected to the mixing chamber (101); the mixing assembly comprises a driving device, A stirring shaft (105) and at least two stirring impellers (106); a driving device is connected to the top of a stirring chamber (101); the stirring shaft (105) is connected to the power output end of the driving device; the stirring shaft (105) extends into the stirring chamber (101); and the stirring impeller (106) is connected to the stirring shaft (105) in the stirring chamber (101); a plurality of stirring blades (107) are provided on the stirring impeller (106); the stirring blades (107) are arranged obliquely and are provided with through holes (108); and the stirring blades (107) of the upper and lower stirring impellers (106) are arranged in a staggered manner.

2. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in claim 1, characterized in that: The liquid delivery tank (2) is connected to the top of the frame (4); the bottom of the liquid delivery tank (2) is connected to a flow meter (201); the bottom of the flow meter (201) is connected to a pipeline A (202); and the pipeline A (202) is connected to the liquid inlet (103).

3. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in claim 1, characterized in that: The bottom end of the raw material tank (7) is connected to a screw feeder (701), and the top end of the screw feeder (701) is connected to the top end of the powder delivery tank (3); the bottom end of the powder delivery tank (3) is connected to a first discharge valve (301), and the first discharge valve (301) is connected to a feeding port (102) via a pipeline B (302); a vibration motor (303) is connected to the bottom of the outer wall of the powder delivery tank (3), and a boosting port is provided on the powder delivery tank (3), and a boosting pipe (304) is connected to the boosting port, and the boosting pipe (304) is connected to an air source.

4. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in claim 1, characterized in that: The driving device comprises a stirring motor (110) and a reducer (111); the stirring motor (110) is connected to the side of the stirring chamber (101); the reducer (111) is connected to the top of the stirring chamber (101); the stirring motor (110) is drivingly connected to the power input end of the reducer (111); and the stirring shaft (105) is connected to the power output shaft of the reducer (111).

5. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in claim 4, characterized in that: The stirring impeller (106) comprises two shaft sleeves (109) arranged up and down, the shaft sleeves (109) being connected to the stirring shaft (105), and the stirring blades (107) being arranged in a circular array around the shaft sleeves (109).

6. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in claim 3, characterized in that: The raw material tank (7) is connected to the dust collector (5) via a pipeline C (501), and a second discharge valve (112) is connected to the discharge port (104) at the bottom of the mixing bin (101).

7. A light-weight and quick-drying fiber composite gypsum building material production stirring device according to any one of claims 1 to 6, characterized in that: It also includes a foam adding mechanism (6), which is connected to the mixing chamber (101) of the mixer (1).

8. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in claim 7, characterized in that: The foam adding mechanism (6) comprises a foaming device (601), a foaming port (113) is provided on the stirring chamber (101), and the foaming device (601) is connected to the foaming port (113) via a pipe D (602); the foaming device (601) is placed on the platform (401).

9. A light-weight and quick-drying fiber composite gypsum building material production stirring device as claimed in any one of claims 1 to 6, characterized in that: The invention also comprises a fiber blowing mechanism (8), wherein the fiber blowing mechanism (8) comprises a blower (801) and a fiber disperser (802); a dispersing bin (8021) of the fiber disperser (802) is provided with a feeding port (8022) for adding fibers, and the blower (801) is connected to the dispersing bin (8021) via a blower pipe (803); a fiber blowing port (114) is provided on the stirring bin (101), and one end of a pipeline E (804) is connected to the dispersing bin (8021), and the other end is connected to the fiber blowing port (114).

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