Screw propulsion type accelerator mixer

Abstract

The utility model relates to the technical field of concrete construction, and discloses a screw propulsion type accelerator mixer which comprises a positioning frame used for supporting, a mixing cone cylinder is installed on the positioning frame, the upper opening end of the mixing cone cylinder is fixedly connected with a cylinder cover, and a screw feeding mechanism used for conveying an accelerator is installed on the upper surface of the cylinder cover. Through cooperation of the positioning frame, the spiral feeding mechanism, the mixing mechanism, the mixing conical cylinder and the discharging mechanism, a spiral feeding auger is driven by a first motor to convey an accelerator raw material in a storage hopper, so that the accelerator raw material is conveyed into the mixing conical cylinder at a constant speed, and meanwhile, the accelerator raw material is concentrated under the conical arrangement of the mixing conical cylinder; the accelerator is quickly and uniformly mixed under the action of the mixing mechanism, and the raw materials at the bottom are turned upwards, so that the efficiency of uniformly mixing the accelerator is improved, and the production efficiency of the accelerator is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete construction technical field, concretely is a kind of spiral propelling type accelerator mixer. BACKGROUND

[0002] Alkali-free accelerator refers to a kind of alkali-free concrete accelerator, its features are that main component is aluminium sulfate and organic amine, yellowish uniform liquid, setting time can be adjusted by how much incorporation, mainly used in the construction and repair engineering of mine roadway, railway tunnel, water diversion culvert, underground engineering etc.

[0003] In prior art, the utility model content of application number: CN202220347469.2 Chinese utility model, a kind of mixing device for alkali-free accelerator production is disclosed, including mixing tank;Dynamic driving mechanism driving rotating stirring shaft is arranged in the inner chamber of mixing tank;Spiral stirring blade is arranged on the stirring shaft, and second stirring mechanism is arranged on the outside of stirring shaft;The second stirring mechanism includes upper connecting ring, lower connecting ring, vertical rod, cross bar and second stirring blade, the upper connecting ring and the lower connecting ring are fixedly connected by multiple vertical rods, and the upper connecting ring and the lower connecting ring are fixedly connected with stirring shaft by cross bar respectively;Second stirring blade is arranged on each vertical rod, and the second stirring blade is in the form of tile.The second stirring blade in the form of tile in the utility model cooperates with spiral stirring blade, so that the mixing force between materials is larger, and the stirring between materials is more uniform, so as to improve the quality of production products;

[0004] Although the uniformity of accelerator mixing is improved by stirring blade in the above technical solution, but in the technical solution, accelerator raw materials need to be manually added by artificial, and manual addition may cause material ratio error, thereby affecting the quality of accelerator, so we need to propose a spiral propelling type accelerator mixer. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a spiral propelling type accelerator mixer, which facilitates uniform-speed conveying of accelerator raw materials, thereby uniformly stirring the accelerator raw materials and improving the quality of accelerator production, to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a spiral propelling type accelerator mixer, comprising a positioning frame for support, a mixing cone is installed on the positioning frame, a cylinder cover is fixedly connected to the upper opening end of the mixing cone, a spiral feeding mechanism for accelerator conveying is installed on the upper surface of the cylinder cover, a mixing mechanism penetrating the cylinder cover is arranged on the upper surface of the cylinder cover, and a discharging mechanism is rotatably connected to the lower opening end of the mixing cone.

[0007] The screw feeding mechanism comprises a feeding pipe and a screw feeding auger rotatably connected in the inner cavity of the feeding pipe, one end of the screw feeding auger penetrates through the feeding pipe and is driven by a first motor, the outer side of one end of the feeding pipe is communicated with a storage hopper, the outer side of the other end of the feeding pipe is communicated with a discharging pipe, and a cushion block is arranged below the storage hopper.

[0008] Preferably, the mixing mechanism comprises two groups of rotating shafts rotatably connected to the upper surface of the barrel cover, the lower ends of the two groups of rotating shafts are both drivingly connected with universal joints, the lower ends of the universal joints are rotatably connected with stirring shafts, the lower ends of the stirring shafts are provided with helical stirring blades, the upper ends of the two groups of rotating shafts are both fixedly connected with sprockets, and the two groups of sprockets are both drivingly connected with chains.

[0009] Preferably, the mixing mechanism further comprises a mounting frame mounted on the upper surface of the barrel cover, the upper surface of the mounting frame is provided with a second motor, and the output shaft of the second motor is fixedly connected to the upper end of one of the rotating shafts.

[0010] Preferably, the lower surface of the barrel cover is fixedly connected with a mounting barrel for mounting the two groups of universal joints, the upper ends of the stirring shafts are rotatably inserted into the lower end of the mounting barrel, and the lower end of the mounting barrel is provided with two groups of bearings for rotatably connecting the stirring shafts.

[0011] Preferably, the discharging mechanism comprises a first hinge base, a gas cylinder and a second hinge base, the gas cylinder is rotatably mounted on the first hinge base, the telescopic end of the gas cylinder is rotatably connected to the second hinge base, a discharging hopper is mounted on the second hinge base, and a sealing gasket is arranged on the inner cavity bottom of the discharging hopper and abuts against the lower opening end of the mixing cone.

[0012] Preferably, the positioning frame comprises a support plate, a positioning ring for mounting the mixing cone is fixedly connected to the upper end of one side of the support plate, a positioning bottom plate is fixedly connected to the lower end of the other side of the support plate, and a plurality of through holes are formed in the upper surface of the positioning bottom plate.

[0013] Preferably, the first hinge base is mounted on the lower end of one side of the support plate, the discharging end of the discharging hopper is arranged in an open manner, and the cross section of the sealing gasket is the same as the cross section of the lower end of the mixing cone.

[0014] Preferably, the extension lines of the two groups of stirring shafts are arranged in an intersecting manner, and the length of one of the groups of stirring shafts is less than the length of the other group of stirring shafts.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model mainly through the cooperation between positioning frame, spiral feeding mechanism, mixing mechanism, mixing cone cylinder and blanking mechanism, through the first motor drive spiral feeding auger to the quick -setting raw material in storage hopper is transported, to make the uniform speed of quick -setting raw material is transported to the mixing cone cylinder, under the conical setting of mixing cone cylinder makes the quick -setting raw material is concentrated, under the action of mixing mechanism, mixes the quick -setting even, the raw material of bottom is turned up, to improve the efficiency that the quick -setting mixes even, further improve the production efficiency of quick -setting. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the blanking mechanism structure schematic diagram of the utility model;

[0019] Figure 3 It is the spiral feeding mechanism structure schematic diagram of the utility model;

[0020] Figure 4 It is the mixing mechanism structure schematic diagram of the utility model.

[0021] In the drawing: 1, positioning frame;101, support plate;102, positioning bottom plate;103, positioning ring;2, mixing cone cylinder;3, cylinder cover;4, spiral feeding mechanism;401, feed pipe;402, storage hopper;403, blanking pipe;404, spiral feeding auger;405, first motor;406, cushion block;5, mixing mechanism;501, installation frame;502, second motor;503, rotating shaft;504, chain wheel;505, chain;506, spiral stirring vane;507, stirring shaft;508, installation cylinder;509, bearing;510, universal joint;6, blanking mechanism;601, first hinge base;602, pneumatic cylinder;603, second hinge base;604, blanking hopper;605, gasket. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative work belong to the range of protection of the utility model.

[0023] Please refer to Figures 1-4The utility model provides a technical scheme: a spiral propelling type accelerator mixer, including the positioning frame 1 for support, the mixing cone cylinder 2 is installed on the positioning frame 1, the upper opening end of mixing cone cylinder 2 is fixedly connected with cylinder cover 3, the upper surface of cylinder cover 3 is installed with the spiral feeding mechanism 4 for accelerator conveying, the upper surface of cylinder cover 3 is provided with the mixing mechanism 5 that penetrates cylinder cover 3, the lower opening end of mixing cone cylinder 2 is rotatably connected with the blanking mechanism 6,

[0024] Spiral feeding mechanism 4 includes feed pipe 401 and the spiral feed auger 404 of rotatable connection in the inner chamber of feed pipe 401, one end of spiral feed auger 404 penetrates feed pipe 401 and is driven through first motor 405, the outside one end of feed pipe 401 is communicated with storage hopper 402, the outside other end of feed pipe 401 is communicated with blanking pipe 403, and the outside of feed pipe 401 is provided with pad 406 below storage hopper 402.

[0025] Mixing mechanism 5 includes two groups of rotating shafts 503 rotatably connected on the upper surface of cylinder cover 3, the lower end of two groups of rotating shafts 503 is all transmission connection with universal joint 510, the lower end of universal joint 510 is rotatably connected with stirring shaft 507, the lower end of stirring shaft 507 is provided with spiral stirring blade 506, the upper end of two groups of rotating shafts 503 is all fixedly connected with sprocket 504, and two groups of sprocket 504 are all transmission connection with chain 505, and two groups of rotating shafts 503 are made synchronous rotation through chain 505, and then the rotation of stirring shaft 507 is realized under the transmission action of universal joint 510, and two groups of spiral stirring blades 506 are driven simultaneously to stir accelerator raw materials, and the uniformity of stirring is improved.

[0026] Mixing mechanism 5 further includes mounting frame 501 installed on the upper surface of cylinder cover 3, the upper surface of mounting frame 501 is provided with second motor 502, the output shaft of second motor 502 is fixedly connected at the upper end of one of rotating shafts 503, kinetic energy is provided using second motor 502, two groups of rotating shafts 503 are made synchronous rotation under the action of chain 505, the use of driving equipment is reduced, and the production cost of equipment is reduced.

[0027] The lower surface of cylinder cover 3 is fixedly connected with mounting cylinder 508 for installing two groups of universal joints 510, the upper end of stirring shaft 507 is rotatably inserted in the lower end of mounting cylinder 508, the lower end of mounting cylinder 508 is provided with two groups of bearings 509 for rotatably connecting stirring shaft 507, the universal joint 510 is protected through mounting cylinder 508, the two ends of universal joint 510 are avoided to be splashed with accelerator raw materials, thereby the service life of universal joint 510 is improved, the stability of rotating shaft 503 rotation is improved using bearing 509, and the service life of mixing mechanism 5 is improved.

[0028] The blanking mechanism 6 comprises a first hinge base 601, a gas cylinder 602 and a second hinge base 603, the gas cylinder 602 is rotatably installed on the first hinge base 601, the telescopic end of the gas cylinder 602 is rotatably connected to the second hinge base 603, the second hinge base 603 is provided with a blanking hopper 604, the inner cavity bottom of the blanking hopper 604 is provided with a sealing gasket 605 abutting against the lower opening end of the mixing cone 2, the inclination angle of the blanking hopper 604 is adjusted conveniently through the gas cylinder 602, the blanking hopper 604 is rotatably connected to the lower end of the mixing cone 2, so that the mixed and uniform quick-setting agent is conveniently discharged and blanked.

[0029] The positioning frame 1 comprises a support plate 101, one side upper end of the support plate 101 is fixedly connected with a positioning ring 103 for installing the mixing cone 2, the other side lower end of the support plate 101 is fixedly connected with a positioning bottom plate 102, the upper surface of the positioning bottom plate 102 is provided with a plurality of through holes, the positioning bolts are conveniently inserted into the through holes for fixing the support plate 101, and the overall stability of the device is improved.

[0030] The first hinge base 601 is installed at the one side lower end of the support plate 101, the blanking end of the blanking hopper 604 is provided in an open manner, the cross section of the sealing gasket 605 is the same as the cross section of the lower end of the mixing cone 2, and the leakage of the quick-setting agent in the mixing cone 2 during mixing is avoided through the sealing gasket 605, so that the uniformity of the mixed quick-setting agent is improved.

[0031] The extension lines of the two groups of stirring shafts 507 are intersected, the length of one group of stirring shafts 507 is less than the length of the other group of stirring shafts 507, the stirring range in the mixing cone 2 is increased through the arrangement of the two groups of stirring shafts 507, and the mixing uniformity of the quick-setting agent is improved.

[0032] In use, the quick-setting agent raw materials are placed in the storage hopper 402, the first motor 405 and the second motor 502 are started, the first motor 405 drives the spiral feeding auger 404 to uniformly convey the quick-setting agent raw materials, so that the quick-setting agent raw materials are uniformly placed in the mixing cone 2, the second motor 502 drives the rotating shaft 503 to rotate, the rotating shaft 503 drives the sprocket 504 to rotate under the action of the chain 505, the two groups of rotating shafts 503 are synchronously rotated, the stirring shaft 507 is rotated under the transmission action of the universal joint 510, the stirring shaft 507 drives the spiral stirring blade 506 to mix and stir the raw materials in the mixing cone 2, and the raw materials are upwardly turned over, the turning over range is increased, the uniformity of the mixed raw materials is improved, after the mixing is completed, the telescopic end of the gas cylinder 602 is retracted, the blanking hopper 604 is turned over, the sealing gasket 605 is separated from the mixing cone 2, and the mixed and uniform raw materials are discharged through the blanking hopper 604, and the mixing efficiency of the quick-setting agent is improved.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A spiral propulsion type accelerator mixer, comprising a positioning frame (1) for support, characterized in that: A mixing cone (2) is installed on the positioning frame (1). A cover (3) is fixedly connected to the upper opening end of the mixing cone (2). A screw feeding mechanism (4) for conveying accelerator is installed on the upper surface of the cover (3). A mixing mechanism (5) penetrating the cover (3) is provided on the upper surface of the cover (3). A feeding mechanism (6) is rotatably connected to the lower opening end of the mixing cone (2). The spiral feeding mechanism (4) includes a feeding pipe (401) and a spiral feeding auger (404) rotatably connected to the inner cavity of the feeding pipe (401). One end of the spiral feeding auger (404) passes through the feeding pipe (401) and is driven by a first motor (405). One end of the outer side of the feeding pipe (401) is connected to a storage hopper (402), and the other end of the outer side of the feeding pipe (401) is connected to a discharge pipe (403). A pad (406) is provided on the outer side of the feeding pipe (401) below the storage hopper (402).

2. The spiral propulsion type accelerator mixer according to claim 1, characterized in that: The mixing mechanism (5) includes two sets of rotating shafts (503) rotatably connected to the upper surface of the cylinder cover (3). The lower ends of the two sets of rotating shafts (503) are driven to be connected to universal joints (510). The lower ends of the universal joints (510) are rotatably connected to stirring shafts (507). The lower ends of the stirring shafts (507) are provided with spiral stirring blades (506). The upper ends of the two sets of rotating shafts (503) are fixedly connected to sprockets (504), and the two sets of sprockets (504) are driven to be connected to chains (505).

3. The spiral propulsion type accelerator mixer according to claim 2, characterized in that: The mixing mechanism (5) also includes a mounting frame (501) mounted on the upper surface of the cylinder cover (3). A second motor (502) is provided on the upper surface of the mounting frame (501), and the output shaft of the second motor (502) is fixedly connected to the upper end of one of the sets of rotating shafts (503).

4. The spiral propulsion type accelerator mixer according to claim 3, characterized in that: The lower surface of the cover (3) is fixedly connected to an installation cylinder (508) for installing two sets of universal joints (510). The upper end of the stirring shaft (507) is rotatably inserted into the lower end of the installation cylinder (508). The lower end of the installation cylinder (508) is provided with two sets of bearings (509) for the stirring shaft (507) to be rotatably connected.

5. A spiral-propelled accelerator mixer according to claim 4, characterized in that: The feeding mechanism (6) includes a first hinge seat (601), a cylinder (602) and a second hinge seat (603). The cylinder (602) is rotatably mounted on the first hinge seat (601). The telescopic end of the cylinder (602) is rotatably connected to the second hinge seat (603). A feeding hopper (604) is installed on the second hinge seat (603). A sealing gasket (605) is provided at the bottom of the inner cavity of the feeding hopper (604) to abut against the lower opening end of the mixing cone (2).

6. A spiral propulsion type accelerator mixer according to claim 5, characterized in that: The positioning frame (1) includes a support plate (101). A positioning ring (103) for installing the mixing cone (2) is fixedly connected to the upper end of one side of the support plate (101). A positioning base plate (102) is fixedly connected to the lower end of the other side of the support plate (101). Multiple sets of through holes are opened on the upper surface of the positioning base plate (102).

7. A spiral propulsion type accelerator mixer according to claim 6, characterized in that: The first hinge (601) is installed on the lower side of the support plate (101), the discharge end of the hopper (604) is open, and the cross section of the sealing gasket (605) is the same as the lower end cross section of the mixing cone (2).

8. A spiral propulsion type accelerator mixer according to claim 7, characterized in that: The extension lines of the two sets of stirring shafts (507) are arranged to intersect, and the length of one set of stirring shafts (507) is less than the length of the other set of stirring shafts (507).

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