CN215861645U

CN215861645U - Energy-saving adjustable mixing cylinder

Info

Publication number: CN215861645U
Application number: CN202122111619.8U
Authority: CN
Inventors: 周智勇
Original assignee: Jiangsu Xuetao Heavy Industry Technology Co ltd
Current assignee: Jiangsu Xuetao Heavy Industry Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-02-18
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses an energy-saving adjustable mixing cylinder, which comprises a mixing cylinder and a clutch, wherein 2 rotatable mixing cylinder shafts which run through two ends are arranged in the mixing cylinder; the utility model provides an energy-saving adjustable mixing cylinder, wherein one side of a mixing cylinder is provided with 2 balance gears which are meshed with each other, the 2 balance gears are respectively connected with 2 mixing cylinder shafts, the other side of the mixing cylinder is provided with 2 speed reducers, the speed reducers are connected with the mixing cylinder shafts through speed reducer output shafts, the speed reducer output shaft of at least one speed reducer is connected with the mixing cylinder shafts through a clutch.

Description

Energy-saving adjustable mixing cylinder

Technical Field

The utility model relates to the technical field of asphalt concrete mixing equipment, in particular to an energy-saving adjustable mixing cylinder.

Background

The asphalt concrete mixing plant is a plant which dries, heats, screens and measures the aggregate, adds a proper amount of filling material (stone powder), and evenly mixes the aggregate and hot asphalt liquid into asphalt mixture according to a certain mixing proportion, and the production process is automatically controlled by a computer; the mixing process is improved, and the fuel consumption is reduced; the efforts to eliminate the pollution of waste gas and dust, etc. and to enhance the environmental protection have generally focused on the regeneration of the old asphalt mixture and the development of corresponding production equipment since the 70 s.

In the use of current asphalt concrete mixing plant, no matter the grit material of stirring and the size of pitch volume, mix the jar and all adopt maximum power to stir, lead to uncontrollable, to the waste of energy when the volume is little to mix the jar in the past and keep warm at the conduction oil that carries out heat retaining process adoption, relatively stable in the use, but the conduction oil heating pipe arrangement is difficult, need avoid welt fixed screw.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an energy-saving adjustable mixing cylinder.

The technical scheme of the utility model is as follows: an energy-saving adjustable mixing cylinder comprises a mixing cylinder and a clutch, wherein 2 rotatable mixing cylinder shafts penetrating through two ends are arranged in the mixing cylinder;

one side of the mixing cylinder is provided with 2 balance gears which are meshed with each other, 2 balance gears are respectively connected with 2 mixing cylinder shafts, the other side of the mixing cylinder is provided with 2 speed reducers, the speed reducers are connected with the mixing cylinder shafts through speed reducer output shafts, and the speed reducer output shaft of at least one speed reducer is connected with the mixing cylinder shafts through a clutch.

Preferably, a plurality of equally spaced mixing cylinder blade arm blades are arranged on any one mixing cylinder shaft, and the angle between every two adjacent mixing cylinder blade arm blades is 90 degrees.

Preferably, any one of the balance gears is connected with an output shaft of the auxiliary speed reducer.

Preferably, still include the heat preservation subassembly, the heat preservation subassembly includes ribbon heater and heat preservation, be equipped with the ribbon heater on the heat preservation inner wall, the heat preservation wraps up on mixing jar outer wall.

Preferably, the stirring device also comprises a temperature measuring part, wherein the temperature measuring part is in contact with the outer wall of the stirring cylinder and is fixed on the heat-insulating layer.

Compared with the prior art, the utility model has the following beneficial effects:

1. compared with the prior art, the speed reducers are connected with the mixing cylinder shafts through the clutches, the two mixing cylinder speed reducers are used simultaneously to ensure the maximum torque output when the mixing cylinder is in full load operation, one speed reducer is disconnected by the clutches when the mixing cylinder is in low load operation, the other speed reducer is operated, the mixing cylinder shaft connected with the other speed reducer transmits torque to the mixing cylinder shaft connected with the disconnected speed reducer through the balance gear, and the disconnected speed reducer is off-line, so that the aim of reducing half power when the mixing cylinder is in low load operation is fulfilled.

2. Compared with heat-conducting oil heat preservation, the electric heating belt and the heat preservation layer are heated more uniformly, the temperature is controlled more easily, the temperature is controlled more accurately, the maintenance is simpler, and the diameter of the electric heating belt is small and easy to arrange.

Drawings

FIG. 1 is a schematic front view structure of embodiment 1 of the present invention;

FIG. 2 is a schematic front view structure of embodiment 2 of the present invention;

FIG. 3 is a schematic left side view of the present invention;

fig. 4 is a schematic structural view of the heat-insulating assembly of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "up", "down", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated by the terms must have specific orientations, be constructed and operated in specific orientations, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1, fig. 3 and fig. 4, the present invention provides the following technical solutions: an energy-saving adjustable mixing cylinder comprises a mixing cylinder 1 and a clutch 2, wherein a first mixing cylinder shaft 3 and a second mixing cylinder shaft 4 which penetrate through two ends and can rotate are arranged in the mixing cylinder 1; one side of the mixing cylinder 1 is provided with 2 balance gears 5 which are meshed with each other, the 2 balance gears 5 are respectively connected with a first mixing cylinder shaft 3 and a second mixing cylinder shaft 4, the other side of the mixing cylinder 1 is provided with a first speed reducer 6 and a second speed reducer 7, the first speed reducer 6 is connected with the first mixing cylinder shaft 3 through a speed reducer output shaft, the speed reducer output shaft of the second speed reducer 7 is connected with the second mixing cylinder shaft 4 through a clutch 2, the first mixing cylinder shaft 3 and the second mixing cylinder shaft 4 are provided with a plurality of mixing cylinder blade arm blades 8 which are equally spaced, and the angle between the mixing cylinder blade arm blades 8 of two adjacent mixing cylinder blades is 90 degrees.

One embodiment of the utility model is that the device also comprises an electric heating belt 9, a heat preservation layer 10 and a temperature measurement part 11, wherein the electric heating belt 9 is arranged on the inner wall of the heat preservation layer 10, the heat preservation layer 10 is wrapped on the outer wall of the mixing cylinder 1, and the temperature measurement part 11 is in contact with the outer wall of the mixing cylinder 1 and is fixed on the heat preservation layer 10.

The working principle and the process of the utility model are as follows: a pair of clutches 2 is additionally arranged between a second mixing cylinder shaft 4 and a second speed reducer 7, the first speed reducer 6 and the second speed reducer 7 are used simultaneously to ensure maximum torque output when the mixing cylinder shaft works at full load, the second speed reducer 7 is disconnected by the clutches 2 when the mixing cylinder shaft works at low load, the first speed reducer 6 works, the first mixing cylinder shaft 3 transmits torque to the second mixing cylinder shaft 4 through a balance gear 5, the second speed reducer 7 is off-line, the purpose of reducing half power when the mixing cylinder 1 works at low load is achieved, and the balance gear 5 ensures that the angles of two shaft blade arms are always kept at 90 degrees so as to avoid the mutual collision of the mixing cylinder blade arm blades 8 in the same plane.

Example 2

Referring to fig. 2 to 4, the present invention provides the following technical solutions: an energy-saving adjustable mixing cylinder comprises a mixing cylinder 1, a first clutch 14 and a second clutch 15, wherein a rotatable first mixing cylinder shaft 3 and a rotatable second mixing cylinder shaft 4 which penetrate through two ends are arranged in the mixing cylinder 1; one side of the mixing cylinder 1 is provided with 2 balance gears 5 which are meshed with each other, the 2 balance gears 5 are respectively connected with a first mixing cylinder shaft 3 and a second mixing cylinder shaft 4, one end of the first mixing cylinder shaft 3 is connected with an output shaft of a first auxiliary speed reducer 12, one end of the second mixing cylinder shaft 4 is connected with an output shaft of a second auxiliary speed reducer 13, the other side of the mixing cylinder 1 is provided with a first speed reducer 6 and a second speed reducer 7, the first speed reducer 6 is connected with the first mixing cylinder shaft 3 through a speed reducer output shaft, the speed reducer output shaft of the first speed reducer 6 is connected with the first mixing cylinder shaft 3 through a first clutch 14, the speed reducer output shaft of the second speed reducer 7 is connected with the second mixing cylinder shaft 4 through a second clutch 15, the first mixing cylinder shaft 3 and the second mixing cylinder shaft 4 are provided with a plurality of mixing cylinder vane arm vanes 8 which are equidistant, and the angle between the adjacent two mixing cylinder vane arm vanes 8 is 90 degrees.

One embodiment of the utility model is that the device also comprises an electric heating belt 9, a heat preservation layer 10 and a temperature measurement part 11, wherein the electric heating belt 9 is arranged on the inner wall of the heat preservation layer 10, the heat preservation layer 10 is wrapped on the outer wall of the mixing cylinder 1, the temperature measurement part 11 is in contact with the outer wall of the mixing cylinder 1 and is fixed on the heat preservation layer 10, compared with heat preservation of heat conduction oil, the electric heating belt 9 and the heat preservation layer 10 are heated more uniformly, the temperature control is simpler and easier, the temperature control is more accurate, the maintenance is simpler, the diameter of the electric heating belt is thin and easy to arrange, if heat preservation is not carried out, the heat of a finished product material is lost, the door of the mixing cylinder 1 is difficult to open and close (asphalt is not adhered to the door of the mixing cylinder 1, the resistance is large), and the leftover materials of the mixing cylinder 1 are easy to accumulate (the temperature of asphalt is low, and the viscosity is large).

The working principle and the process of the utility model are as follows: two mixing cylinder 1 speed reducers (two small power speed reducers and one large power speed reducer have equal power and equal output torque and rotating speed) drive the same shaft;

1. the first auxiliary speed reducer 12 directly drives the first mixing cylinder shaft 3, and the first speed reducer 6 is connected with the first clutch 14 through a speed reducer output shaft to the first mixing cylinder shaft 3.

2. The second auxiliary speed reducer 13 directly drives the second mixing cylinder shaft 4, and the second speed reducer 7 is connected with the second mixing cylinder shaft 4 through a speed reducer output shaft and a second clutch 15.

3. When the full-load operation is performed, the first speed reducer 6, the second speed reducer 7, the first auxiliary speed reducer 12 and the second auxiliary speed reducer 13 operate simultaneously, the first clutch 14 and the second clutch 15 are closed, and the output torque is maximum.

4. When the engine runs at a medium load, the first speed reducer 6, the second auxiliary speed reducer 13 and the first auxiliary speed reducer 12 work simultaneously, the first clutch 14 is closed, the second clutch 15 is opened, and the output torque is 75% of the total torque.

5. When the engine runs under a small load, the second auxiliary speed reducer 13 and the first auxiliary speed reducer 12 work simultaneously, the first clutch 14 and the second clutch 15 are disconnected, the first speed reducer 6 and the second speed reducer 7 are offline, and the output torque is 50% of the total torque.

The balance gear 5 ensures that the angle of the two vane arms is always kept at 90 degrees so as to avoid the mutual collision of the vanes 8 of the vane arms of the mixing cylinders in the same plane.

The stirring speed of the stirring cylinder 1 must be rated, the frequency converter can adjust the frequency of the motor, but the frequency is reduced, the rotating speed is reduced, so the frequency converter cannot change the frequency of the speed reducer motor of the stirring cylinder 1 to adjust the output torque, and only the frequency converter can be used for starting the speed reducer motor of the stirring cylinder 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-conserving adjustable jar of mixing, is including mixing the jar, it is equipped with the rotatable 2 root that run through both ends and mixes jar axle, its characterized in that to mix in the jar: also includes a clutch;

2. The energy-saving adjustable stirring cylinder of claim 1, characterized in that: a plurality of stirring cylinder blade arm blades which are equidistant are arranged on any one stirring cylinder shaft, and the angle between every two adjacent stirring cylinder blade arm blades is 90 degrees.

3. The energy-saving adjustable stirring cylinder of claim 1, characterized in that: any one of the balance gears is connected with an output shaft of the auxiliary speed reducer.

4. The energy-saving adjustable stirring cylinder of claim 1, characterized in that: the mixing tank is characterized by further comprising a heat insulation assembly, wherein the heat insulation assembly comprises an electric heating belt and a heat insulation layer, the electric heating belt is arranged on the inner wall of the heat insulation layer, and the heat insulation layer wraps the outer wall of the mixing tank.

5. The energy-saving adjustable stirring cylinder of claim 4, characterized in that: the temperature measuring part is in contact with the outer wall of the mixing cylinder and is fixed on the heat-insulating layer.