CN210233488U

CN210233488U - Stirring mechanism and stirring device

Info

Publication number: CN210233488U
Application number: CN201920981407.5U
Authority: CN
Inventors: Yan Liu; 刘炎
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-03
Anticipated expiration: 2029-06-26

Abstract

The embodiment of the utility model discloses rabbling mechanism and agitating unit, this rabbling mechanism includes the stirring arm, the stirring sword, the main shaft, the countershaft, final drive shaft, the counter drive shaft, pivot and speed change mechanism, all connect and make final drive shaft and counter drive shaft have different rotational speeds through the speed change mechanism transmission between pivot and the final drive shaft and between pivot and the counter drive shaft, the counter drive shaft is connected with the countershaft transmission, final drive shaft is connected with the main shaft transmission, the main shaft is connected with the stirring arm transmission, the stirring sword is at least two sets of and sets up along stirring arm length direction interval, the transmission is connected between stirring sword and the countershaft. The utility model discloses rotation that stirring sword among the rabbling mechanism can be quick in the revolution, different stirring sword can be located different positions department and stir the material, and the rabbling mechanism is showing the promotion to the stirring effect of materials such as cement, mortar and pitch.

Description

Stirring mechanism and stirring device

Technical Field

The embodiment of the utility model provides a relate to building material stirring technical field, concretely relates to rabbling mechanism and agitating unit.

Background

In the field of construction, a stirring mechanism is generally adopted to stir mortar, asphalt, cement and the like.

The prior art discloses a novel vertical mortar mixer, including motor, reduction gear and agitator, its structural feature is: the motor and the stirrer are vertically arranged, the stirrer consists of a rotating shaft, a stirring arm, a shaft sleeve and a charging basket, the charging basket is supported and fixed by a support frame, the opening of the charging basket is upward and becomes a feeding hole, the shaft sleeve is positioned in the middle of the charging basket and is connected with the charging basket into a whole, the rotating shaft is vertical, the lower end of the rotating shaft is connected with the shaft of the motor through a linkage device and a speed reducing mechanism, and the shaft sleeve enables the rotating shaft to be separated from mortar; the two stirring arms are symmetrically fixed at the top end of the rotating shaft, and the lower ends of the two stirring arms are provided with tooth-shaped rakes or plowshare shovels; the bottom of the charging basket is provided with a fan-shaped discharge hole and a fan-shaped control panel. The disadvantages of the mixer are that: the stirring arm is designed to be single and can only rotate around the central rotating shaft, and stirring is insufficient.

The prior art discloses a mortar stirring device, which comprises a motor, a stirring mechanism and a charging basket, wherein the charging basket is cylindrical, the stirring mechanism is a planetary stirring mechanism comprising an outer stirring arm and an inner stirring arm, the outer stirring arm is fixed at the top or the bottom of the charging basket through a main rotating shaft which is vertically arranged on the outer stirring arm, and the main rotating shaft is driven by the motor through a first transmission mechanism to rotate so that the outer stirring arm rotates along with the main rotating shaft; the inner stirring arm is arranged on the outer stirring arm through a secondary rotating shaft vertically arranged on one side of the outer stirring arm, and the second transmission mechanism transmits the rotation of the main rotating shaft of the outer stirring arm to the secondary rotating shaft of the inner stirring arm while the outer stirring arm rotates, so that the inner stirring arm rotates around the secondary rotating shaft while rotating along with the outer stirring arm; the sizes of the outer stirring arm and the inner stirring arm ensure that the outer stirring arm and the inner stirring arm do not interfere with each other when rotating. The mortar stirring device has the following disadvantages: only one main rotating shaft and one auxiliary rotating shaft are provided, and two stirring sheets are respectively arranged, so that the stirring is insufficient.

In addition, the speed reducer between the motor and the main shaft of the existing stirrer generally only has two stages of speed reducing gears, so that the torque is large and the stirrer is easy to damage.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a stirring mechanism and agitating unit to solve the problem that the stirring effect is poor because stirring piece can only revolute or only can rotate a rotation mode and lead to among the prior art among the stirring mechanism.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

according to the utility model discloses an on the one hand, the embodiment of the utility model provides an rabbling mechanism is provided, this rabbling mechanism includes stirring arm, stirring sword, main shaft, countershaft, final drive shaft, auxiliary drive shaft, pivot and speed change mechanism, the pivot with between the final drive shaft and the pivot with all connect and make through the speed change mechanism transmission between the auxiliary drive shaft final drive shaft and auxiliary drive shaft have different rotational speeds, auxiliary drive shaft with the countershaft transmission is connected, final drive shaft with the main shaft transmission is connected, the main shaft with the stirring arm transmission is connected, the stirring sword is at least two sets of and follows stirring arm length direction interval sets up, the stirring sword with the transmission is connected between the countershaft.

Furthermore, at least two groups of stirring knives are in transmission connection with the auxiliary shaft through gears with different numbers so that the distances between the stirring knives and the auxiliary shaft are different.

Furthermore, the stirring knives are arranged at two ends of the stirring arm in the length direction in two groups and are oppositely arranged, a gear is sleeved on the periphery of each stirring knife, a gear is sleeved on the periphery of the counter shaft, one of the gears sleeved with the stirring knives is in transmission connection with the gear sleeved with the counter shaft through two gears, and the other gear sleeved with the stirring knives is in transmission connection with the gear sleeved with the counter shaft through two gears.

Further, the gears are all arranged in the stirring arm.

Further, the stirring knife is a three-tooth stirring knife.

Furthermore, the speed change mechanism comprises a first pinion, a second pinion, a third pinion, a fourth pinion, a first gearwheel, a second gearwheel, a third gearwheel, a fourth gearwheel, a first speed change shaft and a second speed change shaft, wherein the first pinion is sleeved on the periphery of the rotating shaft, the second pinion and the first gearwheel are sleeved on the periphery of the first speed change shaft, the third pinion, the second gearwheel and the third gearwheel are sleeved on the periphery of the second speed change shaft, the fourth pinion is sleeved on the periphery of the main transmission shaft, and the fourth gearwheel is sleeved on the periphery of the auxiliary transmission shaft; the first pinion is meshed with the first gearwheel, the second pinion is meshed with the second gearwheel, the third gearwheel is meshed with the fourth pinion, and the third pinion is meshed with the fourth gearwheel.

Further, in the first pinion, the second pinion, the third pinion, the fourth pinion, the first gearwheel, the second gearwheel, the third gearwheel and the fourth gearwheel, the ratio of the external diameters of the gearwheel and the pinion is 100: (1-80).

Further, main shaft, countershaft, final drive shaft and the coaxial setting of auxiliary drive shaft, the main shaft cover is established the periphery of countershaft, the final drive shaft cover is established the periphery of auxiliary drive shaft, rabbling mechanism still includes that both ends overlap respectively and locate the countershaft with between the auxiliary drive shaft so that the two transmission connection's detachable countershaft adapter sleeve, detachably transmission is connected between the main shaft final drive shaft.

Further, the stirring mechanism also comprises a stirring sheet connected to the stirring arm.

According to the utility model discloses in the second aspect, the embodiment of the utility model provides an agitating unit is provided, agitating unit includes the first aspect rabbling mechanism and agitator, main shaft pillar has been passed in the agitator, final drive shaft, counter drive shaft, pivot and speed change mechanism set up in the agitator below, the main shaft is passed by lower supreme the main shaft pillar, the stirring arm set up in agitator upper portion, the stirring sword stretches into from top to bottom in the agitator.

The embodiment of the utility model provides a have following advantage:

the utility model discloses among the rabbling mechanism, the main shaft drives the stirring arm rotation at the rotation in-process, and the stirring arm rotates the in-process and drives stirring sword and take place the revolution, and simultaneously, the countershaft drives stirring sword and takes place the rotation simultaneously at the rotation in-process, and rotation and revolution that go on simultaneously make the stirring sword have better stirring effect, and different stirring sword can be to lieing in different positions department and stir the material, and the rabbling mechanism is showing the promotion to the stirring effect of materials such as cement, mortar and pitch.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic structural diagram of an agitating mechanism provided in embodiments 1 to 9 of the present invention.

In the figure:

1 stirring arm 2 stirring knife 3 main shaft 4 auxiliary shaft

5 main transmission shaft 6 auxiliary transmission shaft 7 rotating shaft 8 speed change mechanism

9 gear 11 countershaft adapter sleeve 12 main shaft protective tube 13 agitator

81 first pinion 82 second pinion 83 third pinion 84 fourth pinion

85 a first gearwheel 86, a second gearwheel 87 and a third gearwheel

88 fourth gearwheel 89 first speed change shaft 90 second speed change shaft

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

This embodiment provides a rabbling mechanism, as shown in fig. 1, this rabbling mechanism includes stirring arm 1, stirring sword 2, main shaft 3, countershaft 4, final drive shaft 5, auxiliary drive shaft 6, pivot 7 and speed change mechanism 8, pivot 7 with between the final drive shaft 5 and pivot 7 with all through speed change mechanism 8 transmission connection and messenger between the auxiliary drive shaft 6 final drive shaft 5 and auxiliary drive shaft 6 have different rotational speeds, auxiliary drive shaft 6 with countershaft 4 transmission connection, final drive shaft 5 with main shaft 3 transmission connection, main shaft 3 with stirring arm 1 transmission connection, stirring sword 2 is at least two sets of and follows stirring arm 1 length direction interval sets up, stirring sword 2 with transmission connection between the countershaft 4.

The stirring mechanism of the present embodiment is suitable for stirring cement, mortar, asphalt and other materials, when the stirring mechanism is used, firstly, the rotating shaft 7 can be driven by the motor to rotate, secondly, the rotating shaft 7 is in transmission connection with the main transmission shaft 5 through the speed change mechanism 8, meanwhile, the rotating shaft 7 is in transmission connection with the auxiliary transmission shaft 6 through the speed change mechanism 8, and the main transmission shaft 5 and the auxiliary transmission shaft 6 driven by the rotating shaft 7 can obtain different rotating speeds, furthermore, the auxiliary transmission shaft 6 drives the auxiliary shaft 4 to rotate, the main transmission shaft 5 drives the main shaft 3 to rotate, the main shaft 3 drives the stirring arm 1 to rotate during the rotation, the stirring arm 1 drives the stirring blades 2 to revolve during the rotation, meanwhile, the auxiliary shaft 4 drives the multiple groups of stirring blades 2 to rotate simultaneously during the rotation, thus, by the stirring mechanism of the present embodiment, at least two groups of stirring blades 2 not only revolve under the driving of the stirring arm 1 but also rotate, like this stirring sword 2 has better stirring effect to the material of stirring, can be in shorter time with material stirring.

Example 2

In the stirring mechanism according to embodiment 1, as shown in fig. 1, at least two groups of the stirring blades 2 are in transmission connection with the counter shaft 4 through different numbers of gears 9, so that the distances between the stirring blades 2 and the counter shaft 4 are different.

In the stirring mechanism of the present embodiment, at least two groups of the stirring blades 2 are in transmission connection with the counter shaft 4 through different numbers of gears 9, wherein, firstly, different groups of the stirring blades 2 can obtain different rotation speeds, and secondly, different groups of the stirring blades 2 have different distances from the counter shaft 4, so that when stirring, different groups of the stirring blades 2 can be located at different stirring positions in the revolution process, and the stirring effect can be further improved.

Example 3

The stirring mechanism according to embodiment 1, as shown in fig. 1, the stirring blades 2 are provided in two sets and are oppositely disposed at two ends of the stirring arm 1 in the length direction, a gear 9 is sleeved on the periphery of each stirring blade 2, a gear 9 is sleeved on the periphery of the counter shaft 4, the gear 9 sleeved on one stirring blade 2 is in transmission connection with the gear 9 sleeved on the counter shaft 4 through two gears 9, and the gear 9 sleeved on the other stirring blade 2 is in transmission connection with the gear 9 sleeved on the counter shaft 4 through two gears 9.

As a specific implementation manner, the distance between one of the stirring blades 2 and the secondary shaft 4 is smaller than the distance between the other stirring blade 2 and the secondary shaft 4, so that one of the stirring blades 2 mainly stirs the material close to the secondary shaft 4, and the other stirring blade 2 mainly stirs the material far from the secondary shaft 4, so that along with the simultaneous revolution and rotation stirring process of the two groups of stirring blades 2, the two groups of stirring blades 2 mainly stir the materials at different positions, and the stirring effect is improved.

Example 4

In the stirring mechanism according to embodiment 3, as shown in fig. 1, the gears 9 are provided in the stirring arm 1. The stirring arm 1 can be provided with an openable shell, and the gears 9 can be arranged in the shell, so that the gears 9 can be protected from being damaged by contact of materials during stirring, and the gears 9 can be well protected.

Example 5

In the stirring mechanism according to embodiment 2, as shown in fig. 1, the stirring blade 2 is a three-tooth stirring blade. The stirring speed and the stirring effect can be further improved by arranging the stirring knife 2 as a three-tooth stirring knife.

Example 6

The stirring mechanism according to embodiment 1, as shown in fig. 1, the speed change mechanism 8 includes a first pinion 81, a second pinion 82, a third pinion 83, a fourth pinion 84, a first gearwheel 85, a second gearwheel 86, a third gearwheel 87, a fourth gearwheel 88, a first speed change shaft 89, and a second speed change shaft 90, the first pinion 81 is sleeved on the outer periphery of the rotating shaft 7, the second pinion 82 and the first gearwheel 85 are sleeved on the outer periphery of the first speed change shaft 89, the third pinion 83, the second gearwheel 86, and the third gearwheel 87 are sleeved on the outer periphery of the second speed change shaft 90, the fourth pinion 84 is sleeved on the outer periphery of the main transmission shaft 5, and the fourth gearwheel 88 is sleeved on the outer periphery of the auxiliary transmission shaft 6;

the first small gear 81 is engaged with the first large gear 85, the second small gear 82 is engaged with the second large gear 86, the third large gear 87 is engaged with the fourth small gear 84, and the third small gear 83 is engaged with the fourth large gear 88.

In the stirring mechanism of the embodiment, the rotation of the rotation shaft 7 is transmitted to the main transmission shaft 5 through three-stage deceleration (first-stage deceleration: first pinion 81 and first bull gear 85, second-stage deceleration: second pinion 82 and second bull gear 86, third-stage deceleration: third pinion 83 and fourth bull gear 88), the rotation of the rotation shaft 7 is transmitted to the sub-transmission shaft 6 through two-stage deceleration (first-stage deceleration: first pinion 81 and first bull gear 85, second-stage deceleration: second pinion 82 and second bull gear 86) and one-stage acceleration (first-stage acceleration: third bull gear 87 and fourth pinion 84), the rotation speed obtained by the main transmission shaft 5 is small, the rotation speed obtained by the sub-transmission shaft 6 is large, the rotation speed output to the main shaft 3 is small, the rotation speed of the sub-shaft 4 is large, therefore, the rotation speed obtained by the stirring arm 1 is small, the revolution speed of the stirring arm 1 driving the stirring blade 2 is small, the speed that countershaft 4 drove the rotation of stirring sword 2 is great, and at the in-process of stirring like this, when revolution to every position department, stirring sword 2 can carry out quick stirring to the material of every position department fast, and through slower revolution process, stirring sword 2 keeps great speed to stir the material of every position department, and then can obtain better stirring effect.

Example 7

In the stirring mechanism according to embodiment 6, as shown in fig. 1, in the first small gear 81, the second small gear 82, the third small gear 83, the fourth small gear 84, the first large gear 85, the second large gear 86, the third large gear 87 and the fourth large gear 88, the ratio of the outer diameters of the large gear to the small gear is 100: (1-80). And a wide range of deceleration or acceleration effects can be obtained through the transmission process from the small gear to the large gear or from the large gear to the small gear.

Example 8

The stirring mechanism according to embodiment 1, as shown in fig. 1, the main shaft 3, the auxiliary shaft 4, the main transmission shaft 5 and the auxiliary transmission shaft 6 are coaxially disposed, the main shaft 3 is sleeved on the periphery of the auxiliary shaft 4, the main transmission shaft 5 is sleeved on the periphery of the auxiliary transmission shaft 6, the stirring mechanism further includes a detachable auxiliary shaft connecting sleeve 11, two ends of the detachable auxiliary shaft connecting sleeve are respectively sleeved between the auxiliary shaft 4 and the auxiliary transmission shaft 6 so as to enable the auxiliary shaft and the auxiliary transmission shaft to be in transmission connection, and the main shaft 3 and the main transmission shaft 5 are in detachable transmission connection. The auxiliary transmission shaft 6 can be conveniently in transmission connection with the auxiliary shaft 4 through the auxiliary shaft connecting sleeve 11. Through can dismantle main shaft 3 and final drive shaft 5 and can dismantle countershaft 4 and auxiliary drive shaft 6 and be connected, make things convenient for rabbling mechanism's placing, transport, dismantlement and equipment.

Example 9

The stirring mechanism according to embodiment 1, as shown in fig. 1, further includes a stirring blade connected to the stirring arm 1. The stirring piece can be a plurality of, and can the interval connect in stirring arm 1, and stirring effect, the stirring that can further improve rabbling mechanism through the stirring piece of above-mentioned setting are more abundant.

Example 10

This embodiment provides an agitating unit, agitating unit includes foretell rabbling mechanism and agitator 13, it has main shaft pillar 12 to pass in the agitator 13, final drive shaft 5, counter drive shaft 6, pivot 7 and speed change mechanism 8 set up in agitator 13 below, main shaft 3 is by supreme passing down main shaft pillar 12, stirring arm 1 set up in agitator 13 upper portion, stirring sword 2 stretches into from top to bottom in the agitator 13. The stirring device of the embodiment can be used for stirring materials such as cement, mortar and asphalt, and a good stirring effect can be obtained through the stirring mechanism.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A stirring mechanism is characterized by comprising a stirring arm (1), a stirring knife (2), a main shaft (3), an auxiliary shaft (4), a main transmission shaft (5), an auxiliary transmission shaft (6), a rotating shaft (7) and a speed change mechanism (8), the rotating shaft (7) and the main transmission shaft (5) and the rotating shaft (7) and the auxiliary transmission shaft (6) are in transmission connection through a speed change mechanism (8) and the main transmission shaft (5) and the auxiliary transmission shaft (6) have different rotating speeds, the auxiliary transmission shaft (6) is in transmission connection with the auxiliary shaft (4), the main transmission shaft (5) is in transmission connection with the main shaft (3), the main shaft (3) is in transmission connection with the stirring arm (1), the stirring knives (2) are at least two groups and are arranged along the length direction of the stirring arm (1) at intervals, and the stirring knives (2) are in transmission connection with the auxiliary shaft (4).

2. The mixing mechanism according to claim 1, characterized in that at least two sets of mixing knives (2) are in transmission connection with the secondary shaft (4) through a different number of gears (9) to make the spacing between the mixing knives (2) and the secondary shaft (4) different.

3. The stirring mechanism according to claim 1, wherein the stirring blades (2) are provided in two groups and are oppositely disposed at two ends of the stirring arm (1) in the length direction, a gear (9) is sleeved on the periphery of each group of the stirring blades (2), a gear (9) is sleeved on the periphery of the counter shaft (4), the gear (9) sleeved on one of the stirring blades (2) is in transmission connection with the gear (9) sleeved on the counter shaft (4) through two gears (9), and the gear (9) sleeved on the other stirring blade (2) is in transmission connection with the gear (9) sleeved on the counter shaft (4) through two gears (9).

4. The stirring mechanism according to claim 3, characterized in that the gears (9) are both arranged in the stirring arm (1).

5. The stirring mechanism according to claim 2, characterized in that the stirring blade (2) is a tridentate stirring blade.

6. Stirring mechanism according to claim 1, wherein the gear shift mechanism (8) comprises a first pinion (81), a second pinion (82), a third pinion (83), a fourth pinion (84), a first gearwheel (85), a second gearwheel (86), a third gearwheel (87), a fourth gearwheel (88), a first gear shift shaft (89) and a second gear shift shaft (90), the first small gear (81) is sleeved on the periphery of the rotating shaft (7), the second small gear (82) and the first big gear (85) are sleeved on the periphery of the first speed changing shaft (89), the third small gear (83), the second large gear (86) and the third large gear (87) are sleeved on the periphery of the second speed changing shaft (90), the fourth pinion (84) is sleeved on the periphery of the main transmission shaft (5), the fourth large gear (88) is sleeved on the periphery of the auxiliary transmission shaft (6);

the first small gear (81) is meshed with the first large gear (85), the second small gear (82) is meshed with the second large gear (86), the third large gear (87) is meshed with the fourth small gear (84), and the third small gear (83) is meshed with the fourth large gear (88).

7. Stirring mechanism according to claim 6, wherein of the first (81), second (82), third (83), fourth (84), first (85), second (86), third (87) and fourth gear wheel (88), the ratio between the external diameters of the gear wheel and the pinion is 100: (1-80).

8. The stirring mechanism according to claim 1, wherein the main shaft (3), the auxiliary shaft (4), the main transmission shaft (5) and the auxiliary transmission shaft (6) are coaxially arranged, the main shaft (3) is sleeved on the periphery of the auxiliary shaft (4), the main transmission shaft (5) is sleeved on the periphery of the auxiliary transmission shaft (6), the stirring mechanism further comprises a detachable auxiliary shaft connecting sleeve (11) with two ends respectively sleeved on the auxiliary shaft (4) and the auxiliary transmission shaft (6) so as to enable the auxiliary shaft (4) and the auxiliary transmission shaft (6) to be in transmission connection, and the main shaft (3) and the main transmission shaft (5) are in detachable transmission connection.

9. Stirring mechanism according to claim 1, characterized in that it further comprises stirring blades connected to the stirring arm (1).

10. A stirring device, characterized in that, agitating unit includes rabbling mechanism and agitator (13) of any one of claims 1-9, main shaft pillar (12) has passed in agitator (13), final drive shaft (5), counter drive shaft (6), pivot (7) and speed change mechanism (8) set up in agitator (13) below, main shaft (3) are passed from bottom to top main shaft pillar (12), stirring arm (1) set up in agitator (13) upper portion, stirring sword (2) is stretched into from top to bottom in agitator (13).