CN220517164U - Concrete preparation facilities for experiments - Google Patents

Abstract

The utility model relates to the technical field of concrete preparation, in particular to a concrete preparation device for experiments. Its technical scheme includes (mixing) shaft and agitator tank, agitator tank upper surface axle center position department fixed mounting has the sliding sleeve, the inside slip grafting of sliding sleeve has the (mixing) shaft, (mixing) shaft surface welding has vertical stirring vane and horizontal stirring vane, the one end fixedly connected with gyro wheel that the (mixing) shaft is located the agitator tank top, the (mixing) shaft surface is located cup joints the spring between gyro wheel and the sliding sleeve, agitator tank upper surface welding has the mount, the inside cam that is located gyro wheel top position department through the pivot rotation of mount, the welding of agitator tank upper surface one side has the feeder hopper. According to the utility model, the concrete raw materials in the stirring tank can be stirred in the horizontal and vertical directions, so that the stirring efficiency and the stirring uniformity are improved, and the accuracy of the follow-up concrete experimental data is improved.

Description

Concrete preparation facilities for experiments

Technical Field

The utility model relates to the technical field of concrete preparation, in particular to a concrete preparation device for experiments.

Background

Concrete is one of the most prominent civil engineering materials in the current generation. The artificial stone is prepared from cementing material, granular aggregate (also called aggregate), water, and additives and admixtures added if necessary according to a certain proportion through uniformly stirring, compacting, shaping, curing and hardening. In experiments on concrete in the laboratory, it is often necessary to prepare the concrete using a stirring device.

The concrete stirring preparation device that current laboratory was used when stirring the concrete raw materials, only can stir in the horizontal direction, can't stir in vertical direction, and the efficiency of stirring is lower, and the concrete degree of consistency of preparing is lower, has consequently reduced the accuracy of follow-up experimental data, and for this reason, we propose a concrete preparation device for experiments.

Disclosure of Invention

The utility model aims to provide an experimental concrete preparation device which has the advantages of being capable of stirring concrete raw materials in a stirring tank in the horizontal direction and the vertical direction, improving stirring efficiency and stirring uniformity, being beneficial to improving accuracy of follow-up concrete experimental data, and solving the problems that the existing laboratory concrete stirring preparation device only can stir the concrete raw materials in the horizontal direction and cannot stir the concrete raw materials in the vertical direction, the stirring efficiency is lower, and the prepared concrete uniformity is lower, so that the accuracy of the follow-up experimental data is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concrete preparation facilities for experiments, includes (mixing) shaft and agitator tank, agitator tank upper surface axle center position department fixed mounting has the sliding sleeve, the inside slip grafting of sliding sleeve has the (mixing) shaft, (mixing) shaft surface welding has vertical stirring vane and horizontal stirring vane, the one end fixedly connected with gyro wheel that the (mixing) shaft is located the agitator tank top, the (mixing) shaft surface is located cup joints the spring between gyro wheel and the sliding sleeve, agitator tank upper surface welding has the mount, the inside cam that is installed through the pivot rotation that is located gyro wheel top position department of mount, agitator tank upper surface one side welding has the feeder hopper, agitator tank lower surface axle center position department fixedly connected with bleeder valve.

Preferably, the rotating gear is fixedly sleeved on the outer surface of the stirring shaft, a stirring motor is fixedly arranged on one side, deviating from the feeding hopper, of the upper surface of the stirring tank, a transmission gear is fixedly connected with the tail end of an output shaft of the stirring motor, and the transmission gear is meshed with the rotating gear.

Preferably, the top of the inner wall of the stirring tank is fixedly provided with a protective cover, and the transmission gear and the rotary gear are both positioned in the protective cover.

Preferably, one side of the fixed frame, which is away from the feeding hopper, is fixedly provided with a rotating motor, and the tail end of an output shaft of the rotating motor is fixedly connected with the tail end of the rotating shaft.

Preferably, the tail ends of the vertical stirring blades and the horizontal stirring blades are fixedly connected with scraping plates.

Preferably, the lower surface of the stirring tank is fixedly connected with supporting legs, the four supporting legs are arranged in total, and the four supporting legs are fixedly connected to the lower surface of the stirring tank at equal intervals in an annular array.

Preferably, the tail ends of the four supporting legs are fixedly connected with fixing plates, and rubber pads are fixedly arranged on the lower surfaces of the four fixing plates.

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

1. according to the utility model, through arranging the vertical stirring blades, the horizontal stirring blades, the stirring shaft, the springs, the cams and the stirring tank, the stirring of the concrete raw materials in the stirring tank in the horizontal and vertical directions is achieved, the stirring efficiency and the stirring uniformity are improved, the effect of improving the accuracy of the follow-up concrete experimental data is facilitated, the concrete raw materials are put into the stirring tank from the feed hopper, the stirring shaft drives the horizontal stirring blades to horizontally rotate, the concrete raw materials are stirred in the horizontal direction, and meanwhile, the cams rotate and cooperate with the springs to enable the stirring shaft to drive the vertical stirring blades to vertically reciprocate, so that the concrete raw materials are stirred in the vertical direction, and the concrete raw materials are rapidly stirred and uniformly.

2. According to the utility model, the scraping plate is arranged, so that the effect of scraping the concrete adhered to the inner wall of the stirring tank is achieved, the rotating scraping plate scrapes the concrete raw material adhered to the inner wall of the stirring tank, the uniformity of stirring and mixing the concrete raw material is improved, and meanwhile, when the stirring tank discharges, the scraping plate scrapes the adhered concrete on the inner wall of the stirring tank.

3. According to the utility model, by arranging the rubber pad, the anti-skid and shock-absorbing effects on the stirring tank are achieved, the rotation of the vertical stirring blades and the horizontal stirring blades in the horizontal direction and the up-and-down reciprocating motion enable the whole stirring tank to vibrate greatly, and the rubber pad can absorb vibration energy and simultaneously has the anti-skid effect.

Drawings

FIG. 1 is a schematic diagram of the main sectional structure of the present utility model;

FIG. 2 is a schematic diagram of a main sectional structure of a fixing frame of the present utility model;

FIG. 3 is a schematic view of a part of a main sectional structure of a stirring shaft of the utility model.

Reference numerals: 1. a scraper; 2. a vertical stirring blade; 3. a horizontal stirring blade; 4. a stirring shaft; 5. a feed hopper; 6. a fixing frame; 7. a rotating motor; 8. a stirring motor; 9. a protective cover; 10. a transmission gear; 11. a stirring tank; 12. a support leg; 13. a fixing plate; 14. a rubber pad; 15. a discharge valve; 16. a rotating shaft; 17. a cam; 18. a roller; 19. a spring; 20. a sliding sleeve; 21. the gear is rotated.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1 to 3, the experimental concrete preparation device provided by the utility model comprises a stirring shaft 4 and a stirring tank 11, wherein a sliding sleeve 20 is fixedly arranged at the axial center position of the upper surface of the stirring tank 11, the stirring shaft 4 is inserted in the sliding sleeve 20 in a sliding manner, a vertical stirring blade 2 and a horizontal stirring blade 3 are welded on the outer surface of the stirring shaft 4, a roller 18 is fixedly connected to one end of the stirring shaft 4 above the stirring tank 11, a spring 19 is sleeved between the roller 18 and the sliding sleeve 20 on the outer surface of the stirring shaft 4, a fixing frame 6 is welded on the upper surface of the stirring tank 11, a cam 17 is rotatably arranged at the position above the roller 18 in the fixing frame 6 through a rotating shaft 16, the cam 17 is contacted with the roller 18 in the rotating process of rotating, meanwhile, the stirring shaft 4 reciprocates up and down due to the elastic force of the spring 19, a rotating motor 7 is fixedly arranged on one side of the fixing frame 6, which is away from a feed hopper 5, the end of the output shaft of the rotating motor 7 is fixedly connected with the end of the rotating shaft 16, the rotating motor 7 drives the cam 17 to rotate through the rotating shaft 16, the feeding hopper 5 is welded on one side of the upper surface of the stirring tank 11, concrete raw materials in a laboratory are put into the stirring tank 11 from the feeding hopper 5, the discharge valve 15 is fixedly connected at the axis position of the lower surface of the stirring tank 11, the rotating gear 21 is fixedly sleeved on the outer surface of the stirring shaft 4, the stirring motor 8 is fixedly arranged on one side of the upper surface of the stirring tank 11, which is away from the feeding hopper 5, the end of the output shaft of the stirring motor 8 is fixedly connected with the transmission gear 10, the transmission gear 10 is meshed with the rotating gear 21, the stirring motor 8 drives the stirring shaft 4 to rotate through the transmission gear 10 and the rotating gear 21, the protective cover 9 is fixedly arranged on the top of the inner wall of the stirring tank 11, the transmission gear 10 and the rotating gear 21 are both positioned inside the protective cover 9, the shield 9 prevents concrete from adhering to the transmission gear 10 and the rotation gear 21 and from causing great wear.

When the concrete mixer is used, concrete raw materials are put into the mixing tank 11 from the feed hopper 5, the mixing shaft 4 drives the horizontal mixing blades 3 to horizontally rotate, the concrete raw materials are mixed in the horizontal direction, meanwhile, the cam 17 rotates and is matched with the spring 19 to enable the mixing shaft 4 to drive the vertical mixing blades 2 to vertically reciprocate, so that the concrete raw materials are mixed in the vertical direction, the concrete raw materials are mixed uniformly and rapidly, and the mixed concrete is discharged from the discharge valve 15.

Example two

As shown in FIG. 1, compared with the first embodiment, the experimental concrete preparation device provided by the utility model further comprises a scraper blade 1 fixedly connected with the tail ends of the vertical stirring blades 2 and the horizontal stirring blades 3, the rotating scraper blade 1 scrapes off the concrete raw materials adhered on the inner wall of the stirring tank 11, which is beneficial to improving the uniformity of stirring and mixing the concrete raw materials, meanwhile, when the stirring tank 11 is discharged, the scraper blade 1 scrapes off the adhered concrete on the inner wall of the stirring tank 11, which is convenient for discharging the stirring tank 11, the lower surface of the stirring tank 11 is fixedly connected with four supporting legs 12, the four supporting legs 12 are fixedly connected with the lower surface of the stirring tank 11 in an annular array at equal intervals, the tail ends of the four supporting legs 12 are fixedly connected with fixing plates 13, and the lower surfaces of the four fixing plates 13 are fixedly provided with rubber pads 14.

In this embodiment, the rotation of the vertical stirring blade 2 and the horizontal stirring blade 3 in the horizontal direction and the up-and-down reciprocating motion make the entire stirring tank 11 vibrate greatly, and the rubber pad 14 can absorb vibration energy, and at the same time, plays a role of anti-slip.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (7)

1. The utility model provides a concrete preparation facilities for experiments, includes (4) stirring axle and agitator tank (11), its characterized in that: the utility model discloses a stirring tank, including stirring tank (11), fixed mounting has sliding sleeve (20) in stirring tank (11) upper surface axle center position department, inside slip grafting of sliding sleeve (20) has (4) stirring shaft (4), stirring shaft (4) surface welding has vertical stirring vane (2) and horizontal stirring vane (3), stirring shaft (4) are located one end fixedly connected with gyro wheel (18) of stirring tank (11) top, stirring shaft (4) surface is located cup joints spring (19) between gyro wheel (18) and sliding sleeve (20), stirring tank (11) upper surface welding has mount (6), inside position department that is located gyro wheel (18) upper position is rotated through pivot (16) and is installed cam (17), stirring tank (11) upper surface one side welding has feeder hopper (5), stirring tank (11) lower surface axle center position department fixedly connected with bleeder valve (15).

2. An experimental concrete preparation device according to claim 1, wherein: the stirring shaft (4) external surface fixed sleeve has been connected with rotary gear (21), one side fixed mounting that stirring tank (11) upper surface deviates from feeder hopper (5) has agitator motor (8), agitator motor (8) output shaft end fixedly connected with drive gear (10), and drive gear (10) and rotary gear (21) mesh mutually.

3. An experimental concrete preparation apparatus according to claim 2, wherein: the top of agitator tank (11) inner wall fixed mounting has protection casing (9), drive gear (10) and rotation gear (21) are located protection casing (9) inside.

4. An experimental concrete preparation device according to claim 1, wherein: one side of the fixing frame (6) deviating from the feeding hopper (5) is fixedly provided with a rotating motor (7), and the tail end of an output shaft of the rotating motor (7) is fixedly connected with the tail end of the rotating shaft (16).

5. An experimental concrete preparation device according to claim 1, wherein: the tail ends of the vertical stirring blades (2) and the horizontal stirring blades (3) are fixedly connected with scraping plates (1).

6. An experimental concrete preparation device according to claim 1, wherein: the stirring tank is characterized in that the lower surface of the stirring tank (11) is fixedly connected with four supporting legs (12), and the four supporting legs (12) are fixedly connected to the lower surface of the stirring tank (11) at equal intervals in an annular array.

7. The experimental concrete preparing apparatus as set forth in claim 6, wherein: the tail ends of the four supporting legs (12) are fixedly connected with fixing plates (13), and rubber pads (14) are fixedly arranged on the lower surfaces of the four fixing plates (13).