CN212331421U

CN212331421U - Pneumatic stirring device for concrete additive

Info

Publication number: CN212331421U
Application number: CN202020757285.4U
Authority: CN
Inventors: 李品华; 马建华; 李红军
Original assignee: Lianshui Xincheng Building Materials Technology Co ltd
Current assignee: Lianshui Xincheng Building Materials Technology Co ltd
Priority date: 2020-05-10
Filing date: 2020-05-10
Publication date: 2021-01-12
Anticipated expiration: 2030-05-10

Abstract

The utility model discloses a pneumatic agitating unit for concrete additive relates to agitated vessel technical field, including the agitator tank, the last fixed surface of agitator tank is connected with the barrel, the rotary rod has been placed to the inside of barrel, three blades of group of upper end fixedly connected with of rotary rod surface, the bottom surface of rotary rod runs through the upper surface of agitator tank and extends to the inside of agitator tank, two sets of puddlers of fixed surface of rotary rod are connected with, two symmetrical spouts have been seted up to the inner wall of agitator tank, the kickboard has been placed to the inside of agitator tank, the fixed surface of agitator tank is connected with clamping mechanism. The utility model relates to a rational in infrastructure, it can be through setting up latch mechanism for the kickboard is fixed when moving to the highest value last, and the latch mechanism can move and cross manual mode and reset, through the inside gaseous flow of first piston and second piston, realizes the self-closing of feed inlet.

Description

Pneumatic stirring device for concrete additive

Technical Field

The utility model relates to a agitated vessel technical field specifically is a pneumatic stirring device for concrete additive.

Background

The concrete additive, referred to as admixture for short, is an additive substance for improving and adjusting the performance of concrete, and is added in the process of mixing the concrete, the adding amount is generally not more than 5% of the mass of cement, and the application of the concrete additive in engineering is more and more emphasized.

The concrete additive is added to improve the performance of concrete to a certain extent, however, the addition of the water quantity of the existing pneumatic stirring device for the concrete additive is difficult to control, and the water content and the specific gravity need to be controlled by manual addition, so that the performance of the concrete after stirring and debugging may not reach the standard. To this end, we provide a pneumatic mixing device for concrete additives that solves the above problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a pneumatic stirring device for concrete additive in order to make up the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a pneumatic stirring device for concrete additives comprises a stirring box, wherein a cylinder body is fixedly connected to the upper surface of the stirring box, a rotating rod is placed inside the cylinder body, three groups of blades are fixedly connected to the upper end of the outer surface of the rotating rod, the bottom surface of the rotating rod penetrates through the upper surface of the stirring box and extends into the stirring box, two groups of stirring rods are fixedly connected to the outer surface of the rotating rod, a feeding hole is formed in the upper surface of the stirring box, two symmetrical sliding grooves are formed in the inner wall of the stirring box, an I-shaped sliding block is respectively and slidably connected inside the two sliding grooves, a floating plate is placed inside the stirring box, the outer surface of the floating plate is fixedly connected with the outer surface of the I-shaped sliding block, a first piston and a second piston are fixedly embedded in the inner wall of the stirring box, and the inner side wall of the first piston is communicated with, the inner wall of the first piston is fixedly connected with a first telescopic spring, one end, far away from the first piston, of the first telescopic spring is fixedly connected with a first piston rod, a through groove is formed in the inner wall of the feed inlet, the right side face of the first piston rod is fixedly connected with a baffle plate, the inner top wall of the second piston is fixedly connected with a second telescopic spring, the bottom end of the second telescopic spring is fixedly connected with a second piston rod, the bottom face of the second piston rod penetrates through the inner top wall of the left side sliding groove and is fixedly connected with the upper surface of the I-shaped sliding block, the outer surface of the stirring box is fixedly connected with a clamping mechanism, a through hole is formed in the outer surface of the stirring box, a groove is formed in the outer surface of the I-shaped sliding block on the left side, a third telescopic spring is fixedly connected to.

Furthermore, the clamping mechanism comprises a fourth telescopic spring, the left end of the fourth telescopic spring is fixedly connected with a pressing block, the cross section of the pressing block is T-shaped, and the right end of the outer surface of the pressing block is located inside the fourth telescopic spring.

Furthermore, the third telescopic spring is in a compressed state, and rubber blocks matched with the sliding grooves are fixedly connected to the upper surfaces and the bottom surfaces of the two I-shaped sliding blocks.

Further, the inner wall fixedly connected with rubber layer that leads to the groove, the draw-in groove with baffle looks adaptation is seted up to the inner wall of feed inlet.

Furthermore, a bearing is arranged at the penetrating position of the rotating rod and the upper surface of the stirring box, and a sealing ring is arranged on an inner ring of the bearing.

Further, the outer fixed surface of feed inlet is connected with the funnel, the bottom surface fixedly connected with universal wheel of agitator tank.

Thirdly), the beneficial effects are as follows:

compared with the prior art, the pneumatic stirring device for the concrete additive has the following beneficial effects:

one, the utility model discloses a set up latch mechanism, fourth expanding spring promptly and press the piece, make the kickboard fixed when moving to the highest value at last, and the latch mechanism can move the manual mode of crossing and reset, through setting up the rubber piece, prevent that the inside stirring material of agitator tank from getting into the inside of through-hole or second piston, play the effect of cleaing away the remaining material of spout inner wall simultaneously, through setting up the rubber layer, play the effect of the remaining material of clearance baffle surface to a certain extent, certain leakproofness has simultaneously, avoid the material to flow in the inside of first piston.

Two, the utility model discloses a set up the draw-in groove for the joint of baffle is more firm, through setting up bearing and sealing washer, makes the holistic stable in structure of device, avoids the rotary rod to take place the friction with the inner wall of agitator tank when rotating, and through setting up the funnel, the open area of the feed inlet of expansion changes to the inside unloading of agitator tank, through setting up the universal wheel, makes the device be convenient for remove, through the inside gaseous flow of first piston and second piston, realizes the self-closing of feed inlet.

Drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the pneumatic stirring device of the present invention;

FIG. 2 is an enlarged partial cross-sectional structural view of the pneumatic stirring device of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2;

fig. 5 is a schematic view of the three-dimensional structure of the floating plate of the present invention.

In the figure: 1. a stirring box; 2. a barrel; 3. rotating the rod; 4. a blade; 5. a stirring rod; 6. a feed inlet; 7. a chute; 8. an I-shaped slide block; 9. a floating plate; 10. a through hole; 11. a clamping mechanism; 12. a first piston; 13. a second piston; 14. a first extension spring; 15. a first piston rod; 16. a through groove; 17. a baffle plate; 18. a second extension spring; 19. a second piston rod; 20. a groove; 21. a third extension spring; 22. a clamping block; 23. a fourth extension spring; 24. according to blocks; 25. a rubber layer; 26. a card slot; 27. a funnel; 28. a universal wheel; 29. a rubber block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

As shown in fig. 1-5, the utility model provides a technical solution: a pneumatic stirring device for concrete additives comprises a stirring box 1, wherein a cylinder body 2 is fixedly connected to the upper surface of the stirring box 1, a rotating rod 3 is placed in the cylinder body 2, three groups of blades 4 are fixedly connected to the upper end of the outer surface of the rotating rod 3, the bottom surface of the rotating rod 3 penetrates through the upper surface of the stirring box 1 and extends into the stirring box 1, two groups of stirring rods 5 are fixedly connected to the outer surface of the rotating rod 3, a feeding hole 6 is formed in the upper surface of the stirring box 1, two symmetrical sliding grooves 7 are formed in the inner wall of the stirring box 1, an I-shaped sliding block 8 is respectively and slidably connected into the two sliding grooves 7, a floating plate 9 is placed in the stirring box 1, the outer surface of the floating plate 9 is fixedly connected with the outer surface of the I-shaped sliding block 8, a first piston 12 and a second piston 13 are fixedly embedded into the inner wall of the stirring box 1, the inner, a first expansion spring 14 is fixedly connected to the inner wall of the first piston 12, the first expansion spring 14 is in a natural state, a first piston rod 15 is fixedly connected to one end, away from the first piston 12, of the first expansion spring 14, a through groove 16 is formed in the inner wall of the feed inlet 6, a baffle 17 is fixedly connected to the right side surface of the first piston rod 15, a second expansion spring 18 is fixedly connected to the inner top wall of the second piston 13, the second expansion spring 18 is in a natural state, a second piston rod 19 is fixedly connected to the bottom end of the second expansion spring 18, the bottom surface of the second piston rod 19 penetrates through the inner top wall of the left chute 7 and is fixedly connected with the upper surface of the i-shaped sliding block 8, a clamping mechanism 11 is fixedly connected to the outer surface of the stirring box 1, a through hole 10 is formed in the outer surface of the stirring box 1, a groove 20 is formed in the outer surface of, a latch 22 is fixedly connected to the left end of the third extension spring 21.

Further, the clamping mechanism 11 includes a fourth expansion spring 23, the fourth expansion spring 23 is in a natural state, a pressing block 24 is fixedly connected to the left end of the fourth expansion spring 23, the cross section of the pressing block 24 is T-shaped, and the right end of the outer surface of the pressing block 24 is located inside the fourth expansion spring 23. So that the floating plate 9 is fixed when it moves up to the highest value and the latch mechanism 11 can be manually reset.

Further, the third expansion spring 21 is in a compressed state, and rubber blocks 29 matched with the sliding grooves 7 are fixedly connected to the upper surfaces and the bottom surfaces of the two i-shaped sliding blocks 8. Prevent that the inside stirring material of agitator tank 1 from getting into the inside of through-hole 10 or second piston 13, play the effect of cleaing away the remaining material of spout 7 inner wall simultaneously.

Further, the inner wall of the through groove 16 is fixedly connected with a rubber layer 25, and the inner wall of the feed inlet 6 is provided with a clamping groove 26 matched with the baffle 17. The setting of draw-in groove 26 makes the joint of baffle 17 more firm, and the setting of rubber layer 25 plays the effect of the remaining material of clearance baffle 17 surface to a certain extent, has certain leakproofness simultaneously, avoids the inside of material inflow first piston 12.

Further, a bearing is arranged at the penetrating position of the rotating rod 3 and the upper surface of the stirring box 1, and a sealing ring is arranged on the inner ring of the bearing. Make the holistic stable in structure of device, avoid rotary rod 3 to take place the friction with the inner wall of agitator tank 1 when rotating.

Furthermore, the outer surface of the feeding hole 6 is fixedly connected with a funnel 27, and the bottom surface of the stirring box 1 is fixedly connected with a universal wheel 28. The opening area of the feeding hole 6 enlarged by the funnel 27 is easier to discharge to the inner part of the stirring box 1, and the universal wheels 28 are arranged to facilitate the movement of the device.

The working principle is as follows: the cylinder body 2 is communicated with the air outlet end of an air compressor, a proper amount of concrete and concrete additive are poured into the stirring box 1, finally, water is poured into the stirring box, the floating plate 9 is driven to move upwards by the continuous rising of the water surface, and the second piston rod 19 is moved up, the air inside the second piston 13 flows into the inside of the first piston 12, under the action of atmospheric pressure, the baffle 17 moves rightwards, when the water level reaches the maximum value, the right end of the baffle 17 is clamped with the clamping groove 26, the phenomenon that the performance of concrete is influenced by adding excessive water is avoided, the clamping block 22 penetrates through the through hole 10, and is clamped in the through hole 10, so as to avoid the phenomenon that the floating plate 9 moves up and down when the follow-up device operates, when the air compressor works, the high-pressure airflow at the air outlet end continuously impacts the surface of the blade 4, and further the rotating rod 3 is rotated, the stirring rod 5 stirs the materials in the stirring box 1.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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. A pneumatic stirring device for concrete additives, comprising a stirring box (1), characterized in that: the upper surface of the stirring box (1) is fixedly connected with a barrel body (2), a rotating rod (3) is placed in the barrel body (2), the upper end of the outer surface of the rotating rod (3) is fixedly connected with three groups of blades (4), the bottom surface of the rotating rod (3) penetrates through the upper surface of the stirring box (1) and extends into the stirring box (1), the outer surface of the rotating rod (3) is fixedly connected with two groups of stirring rods (5), the upper surface of the stirring box (1) is provided with a feeding hole (6), the inner wall of the stirring box (1) is provided with two symmetrical chutes (7), the insides of the two chutes (7) are respectively connected with an I-shaped sliding block (8) in a sliding manner, a floating plate (9) is placed in the stirring box (1), and the outer surface of the floating plate (9) is fixedly connected with the outer surface of the I-, a first piston (12) and a second piston (13) are fixedly embedded in the inner wall of the stirring box (1), the inner side wall of the first piston (12) is communicated with the inner top wall of the second piston (13), a first expansion spring (14) is fixedly connected to the inner wall of the first piston (12), a first piston rod (15) is fixedly connected to one end, far away from the first piston (12), of the first expansion spring (14), a through groove (16) is formed in the inner wall of the feeding port (6), a baffle plate (17) is fixedly connected to the right side surface of the first piston rod (15), a second expansion spring (18) is fixedly connected to the inner top wall of the second piston (13), a second piston rod (19) is fixedly connected to the bottom end of the second expansion spring (18), the bottom surface of the second piston rod (19) penetrates through the inner top wall of the left side sliding groove (7) and is fixedly connected with the upper surface of the I-shaped sliding block (8), the outer fixed surface of agitator tank (1) is connected with clamping mechanism (11), through-hole (10) have been seted up to the surface of agitator tank (1), and the left side the surface of I-shaped slider (8) is seted up flutedly (20), the inner wall fixedly connected with third expanding spring (21) of recess (20), the left end fixedly connected with fixture block (22) of third expanding spring (21).

2. A pneumatic mixing apparatus for concrete additives, as defined in claim 1, wherein: clamping mechanism (11) includes fourth expanding spring (23), the left end fixedly connected with of fourth expanding spring (23) presses piece (24), the cross section according to piece (24) is the T type, and just is located the inside of fourth expanding spring (23) according to the right-hand member of piece (24) surface.

3. A pneumatic mixing apparatus for concrete additives, as defined in claim 1, wherein: the third telescopic spring (21) is in a compressed state, and rubber blocks (29) matched with the sliding grooves (7) are fixedly connected to the upper surfaces and the bottom surfaces of the two I-shaped sliding blocks (8).

4. A pneumatic mixing apparatus for concrete additives, as defined in claim 1, wherein: the rubber layer (25) is fixedly connected to the inner wall of the through groove (16), and the clamping groove (26) matched with the baffle (17) is formed in the inner wall of the feeding hole (6).

5. A pneumatic mixing apparatus for concrete additives, as defined in claim 1, wherein: the bearing is arranged at the penetrating position of the rotating rod (3) and the upper surface of the stirring box (1), and a sealing ring is arranged on the inner ring of the bearing.

6. A pneumatic mixing apparatus for concrete additives, as defined in claim 1, wherein: the outer fixed surface of feed inlet (6) is connected with funnel (27), the bottom surface fixedly connected with universal wheel (28) of agitator tank (1).