CN111391121A

CN111391121A - Output shaft for gas-protected concrete mixer

Info

Publication number: CN111391121A
Application number: CN201911076805.3A
Authority: CN
Inventors: 童友丹
Original assignee: Individual
Current assignee: Xuchang Xinnuo Building Materials Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-10
Anticipated expiration: 2039-11-06
Also published as: CN111391121B

Abstract

The utility model provides an output shaft for earth mixer of gas protection, relates to and mixes the earth field, including the (mixing) shaft, evenly distributed's draw-in groove is seted up to the inner wall of (mixing) shaft, and the middle part of (mixing) shaft is rotated and is connected with the pivot, and the air cavity has been seted up at the pivot middle part, and evenly distributed's piston groove is seted up at the middle part of pivot, and the inboard swing joint in piston groove has the piston piece. This output shaft for muddy earth agitator of gas protection, cooperation through fixture block and draw-in groove is used, under the initial condition, the fixture block is pegged graft with the draw-in groove, when the motor blocks not rotatory, the temperature of motor risees, make the air of gas intracavity be heated the inflation, crowd the piston piece to the outside, it is gaseous to remove the movable block to the pivot inboard through the gas pocket, make the movable block drive the fixture block and remove simultaneously to the inboard, make pivot and (mixing) shaft separation, make the pivot can continue to rotate, thereby the effect of protection motor has been reached, effectively avoid motor overload work, reduce the loss of motor, prolonged service life.

Description

Output shaft for gas-protected concrete mixer

Technical Field

The invention relates to the field of concrete, in particular to an output shaft for a gas-protected concrete mixer.

Background

Mix earth mixer is the main production facility that is used for stirring to mix earth, and impeller passes through the transmission of motor and (mixing) shaft, makes impeller realize rotating, will mix earth stirring to use manpower resources sparingly, improved production efficiency.

Present muddy earth mixer is in the use, often can appear the phenomenon that impeller blocked, in case impeller blocks, (mixing) shaft and pivot all can stall to the overload operation can appear in the motor, leads to inside temperature to increase, and the motor burns out even, has seriously reduced the life of motor.

Therefore, we have provided the output shaft for the muddy earth agitator of gas protection to solve above problem, use through the cooperation of fixture block and draw-in groove, reached the effect of protection motor, effectively avoid motor overload work, reduce the loss of motor, increase of service life uses through the cooperation of stopper and spacing groove, has reached the effect of guaranteeing that the leakproofness is good, has effectively guaranteed the transmission of part, guarantees the effective implementation of gas protection.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: the utility model provides an output shaft for earth mixer of gas protection, including the (mixing) shaft, evenly distributed's draw-in groove is seted up to the inner wall of (mixing) shaft, the middle part of (mixing) shaft is rotated and is connected with the pivot, the air cavity has been seted up at the pivot middle part, evenly distributed's piston groove has been seted up at the middle part of pivot, the inboard swing joint in piston groove has the piston piece, the outside fixedly connected with of piston piece and the inner wall fixed connection's in piston groove spring one, the outside swing joint in piston groove has spring two, the outside fixedly connected with movable block of spring two, the gas groove with piston groove looks adaptation is seted up in the outside of movable block, the outside fixedly connected with stopper of movable block, the spacing groove with stopper looks adaptation is seted up to the inner wall of.

The invention has the following beneficial effects:

1. this output shaft for muddy earth agitator of gas protection, cooperation through fixture block and draw-in groove is used, under the initial condition, the fixture block is pegged graft with the draw-in groove, when the motor blocks not rotatory, the temperature of motor risees, make the air of gas intracavity be heated the inflation, crowd the piston piece to the outside, it is gaseous to remove the movable block to the pivot inboard through the gas pocket, make the movable block drive the fixture block and remove simultaneously to the inboard, make pivot and (mixing) shaft separation, make the pivot can continue to rotate, thereby the effect of protection motor has been reached, effectively avoid motor overload work, reduce the loss of motor, prolonged service life.

2. This output shaft for muddy earth mixer of gas protection uses through the cooperation of stopper and spacing groove, and the stopper restriction movable block effectively prevents that the movable block from outwards extending too much and leading to the piston groove is disappointing to the distance that the outside removed to reach the effect of guaranteeing that the leakproofness is good, effectively guaranteed the transmission of part, guarantee effective implementation of gas protection.

Further, the material of (mixing) shaft is steel material and the middle part of (mixing) shaft is seted up with the round hole of pivot looks adaptation, the shape of draw-in groove is cuboid groove and the quantity of draw-in groove is four.

Further, the material of pivot is steel material and the external diameter of pivot equals the internal diameter of (mixing) shaft, the inside packing of air cavity has compressed gas and the shape of air cavity is cylindric.

Further, the number of the piston grooves is four, compressed air is filled in the piston grooves, the piston blocks are made of hard rubber materials, and the number of the piston blocks is four.

Further, the first springs are compression springs and the number of the first springs is four, and the second springs are extension springs and the number of the second springs is four.

Further, the number of the movable blocks is four, the movable blocks are made of hard rubber materials, the number of the air grooves is four, and the material of the limiting blocks is made of steel materials and the number of the limiting blocks is four.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a fixture block separation structure according to the present invention;

FIG. 3 is a partially enlarged view of portion A of FIG. 1 according to the present invention;

FIG. 4 is a partially enlarged view of the portion A in FIG. 2 according to the present invention.

In the figure: 1. a stirring shaft; 2. a card slot; 3. a rotating shaft; 4. an air cavity; 5. a piston groove; 6. a piston block; 7. a first spring; 8. a second spring; 9. a movable block; 10. an air tank; 11. a limiting block; 12. a limiting groove; 13. and (7) clamping blocks.

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.

Please refer to fig. 1-4, an output shaft for gas-protected concrete mixer, including a stirring shaft 1, the stirring shaft 1 plays a role of fixing a stirring impeller, the material of the stirring shaft 1 is steel material and the middle part of the stirring shaft 1 is provided with a round hole matched with a rotating shaft 3, the shape of the clamping groove 2 is rectangular groove and the number of the clamping groove 2 is four, the inner wall of the stirring shaft 1 is provided with evenly distributed clamping grooves 2, the clamping groove 2 plays a role of clamping the rotating shaft 3 with the stirring shaft 1, the middle part of the stirring shaft 1 is rotatably connected with a rotating shaft 3, the rotating shaft 3 plays a role of transmission, drive the stirring shaft 1 to rotate, the material of the rotating shaft 3 is steel material and the outer diameter of the rotating shaft 3 is equal to the inner diameter of the stirring shaft 1, the inside of the air cavity 4 is filled with compressed air and the shape of the cylindrical air cavity 4, the.

Evenly distributed's piston groove 5 is seted up at the middle part of pivot 3, piston groove 5 plays driven effect, still play the effect of storing compressed gas simultaneously, the quantity of piston groove 5 is four and the inside packing of piston groove 5 has compressed air, the quantity of piston piece 6 is stereoplasm rubber materials and piston piece 6 is four, the inboard swing joint of piston groove 5 has piston piece 6, piston piece 6 plays driven effect, utilize U type pipe principle to accomplish the transmission of piston piece 6 and movable block 9, the outside fixedly connected with of piston piece 6 and piston groove 5's inner wall fixed connection's spring 7, spring 7 plays elastic connection's effect.

The first spring 7 is a compression spring, the first spring 7 is four, the second spring 8 is an extension spring, the second spring 8 is four, the piston groove 5 is movably connected with the second spring 8, the second spring 8 plays a role in bouncing the movable block 9 to the outside, the outer side of the second spring 8 is fixedly connected with the movable block 9, the movable block 9 plays a role in transmission, the movable block 9 is four, the movable block 9 is made of hard rubber material, the stopper 11 is made of steel material, the stopper 11 is made of four steel material, the outer side of the movable block 9 is provided with an air groove 10 matched with the piston groove 5, the air groove 10 plays a role in facilitating air to push the movable block 9 to move, the outer side of the movable block 9 is fixedly connected with a stopper 11, the stopper 11 plays a role in clamping the rotating shaft 3 and the stirring shaft 1, the inner wall of the rotating shaft 3 is provided with a limit groove 12 matched with the stopper 11, the limiting groove 12 plays a limiting role, the outer side of the movable block 9 is fixedly connected with a clamping block 13 matched with the clamping groove 2, and the clamping block 13 plays a clamping role.

The working principle is as follows: under the initial condition, fixture block 13 pegs graft with draw-in groove 2, stopper 11 restriction movable block 9 is to the distance of outside removal, prevent effectively that movable block 9 from outwards extending too much and leading to piston groove 5 disappointing, thereby the effect that the leakproofness is good has been reached, block when the motor does not rotate, the temperature of motor risees, make the air in air cavity 4 be heated the inflation, squeeze piston block 6 to the outside, gas passes through air groove 10 and removes movable block 9 to 3 inboards of pivot, make movable block 9 drive fixture block 13 to the inboard simultaneous movement, make pivot 3 and (mixing) shaft 1 separation, make pivot 3 can continue to rotate, thereby the effect of protection motor has been reached.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas protection's muddy earth output shaft for mixer, includes (mixing) shaft (1), its characterized in that: the inner wall of the stirring shaft (1) is provided with clamping grooves (2) which are uniformly distributed, the middle part of the stirring shaft (1) is rotatably connected with a rotating shaft (3), the middle part of the rotating shaft (3) is provided with an air cavity (4), the middle part of the rotating shaft (3) is provided with piston grooves (5) which are uniformly distributed, the inner sides of the piston grooves (5) are movably connected with piston blocks (6), the outer sides of the piston blocks (6) are fixedly connected with a first spring (7) which is fixedly connected with the inner wall of the piston groove (5), the outer sides of the piston grooves (5) are movably connected with a second spring (8), the outer sides of the second spring (8) are fixedly connected with movable blocks (9), the outer sides of the movable blocks (9) are provided with air grooves (10) which are matched with the piston grooves (5), the outer sides of the movable blocks (9) are fixedly connected with limit blocks (11), the outer side of the movable block (9) is fixedly connected with a clamping block (13) matched with the clamping groove (2).

2. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the stirring shaft (1) is made of steel materials, and a round hole matched with the rotating shaft (3) is formed in the middle of the stirring shaft (1).

3. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the clamping grooves (2) are cuboid grooves and the number of the clamping grooves (2) is four.

4. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the material of pivot (3) is steel material and the external diameter of pivot (3) equals the internal diameter of (mixing) shaft (1).

5. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the inside of the air cavity (4) is filled with compressed air, and the shape of the air cavity (4) is cylindrical.

6. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the number of the piston grooves (5) is four, compressed air is filled in the piston grooves (5), the piston blocks (6) are made of hard rubber materials, and the number of the piston blocks (6) is four.

7. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the first springs (7) are compression springs, the number of the first springs (7) is four, the second springs (8) are extension springs, and the number of the second springs (8) is four.

8. The output shaft for a gas-protected concrete mixer of claim 1, wherein: the number of the movable blocks (9) is four, the material of the movable blocks (9) is hard rubber material, the number of the air grooves (10) is four, and the material of the limiting blocks (11) is steel material and the number of the limiting blocks (11) is four.