Concrete mixer

Abstract

The utility model discloses a concrete mixer, which relates to the technical field of mixing and comprises a mixing box provided with a mixer feed port and a mixer discharge port. A hopper is correspondingly arranged above the feeding hole of the stirrer, the hopper is not rigidly connected with the stirring box, a buffer baffle is arranged at the position of a hopper inlet of the hopper, and a material leakage hole is formed in the buffer baffle. The hopper is not rigidly connected with the stirring box, so that vibration of the hopper is prevented from being transmitted into the stirring box to cause resonance with the stirring box, the service life of equipment is prolonged, and the geological exploration cost is indirectly reduced; by arranging the buffer baffle, when materials fall, the falling speed of the materials is reduced through blocking of the buffer baffle, so that the impact on the stirring box is reduced, and meanwhile, rapid discharging is realized and blockage of the hopper is avoided by impacting the buffer baffle and causing vibration of the hopper; and by improving the feeding efficiency, it is guaranteed that geological exploration fortification buildings are completed smoothly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of stirring, particularly relates to a concrete mixer. BACKGROUND

[0002] In the process of geological exploration engineering construction, concrete needs to be used, and the production of concrete needs to use a mixer, the existing concrete mixer is generally provided with a hopper on the feeding port to receive materials, and the hopper is often fixed with the mixer, which causes the materials to impact the hopper during feeding, thereby causing vibration, and the vibration and the vibration of the mixer itself are easy to form resonance, thereby intensifying the damage to the equipment, if the angle of the hopper is designed to reduce the impact of the materials on the hopper, the materials are easy to fall into the mixer at a high speed, thereby impacting the mixer and causing damage to the internal stirring device, and the cost of geological exploration is indirectly increased. SUMMARY

[0003] The utility model discloses a kind of concrete mixers, by separating hopper and mixing box, to avoid resonance, buffer baffle is provided on hopper, so as to realize buffering in the process of material falling, reduce material falling speed, reduce the impact on mixing box, avoid mixing box damage, indirectly reduce the cost of geological exploration, ensure the smooth completion of geological exploration engineering construction.

[0004] To achieve the above object, the utility model provides a kind of concrete mixer, including mixing box, mixing box is provided with mixer feeding port and mixer discharge port;Corresponding hopper is provided above mixer feeding port, hopper is not rigidly connected with mixing box, buffer baffle is provided at hopper inlet position of hopper, and buffer baffle is provided with leakage hole.

[0005] By not rigidly connecting hopper and mixing box, avoid the vibration of hopper to be transmitted to mixing box, cause resonance with mixing box, thereby improve the service life of equipment, thereby indirectly reduce the cost of geological exploration;When material falls, by the blocking of buffer baffle, then from leakage hole, by the blocking of buffer baffle, thereby reduce the speed of material falling, thereby reduce the impact on mixing box, while by impact buffer baffle, cause the vibration of hopper, thereby realize quick discharging, avoid hopper blockage;By improving feeding efficiency, thereby ensure the smooth completion of geological exploration engineering construction.

[0006] In order to adapt to various height mixing box and feeding system, so hopper is installed on hopper support, installation height is adjustable, hopper support is fixed on ground.

[0007] In order to improve the service life of the buffer baffle, prevent fatigue damage of the buffer baffle and the connecting position of the hopper caused by excessive impact, increase the vibration frequency of the buffer baffle, ensure smooth material falling, and prevent blockage, the top of the hopper is provided with a mounting frame, a vibration spring is arranged between the mounting frame and the hopper, and the buffer baffle is mounted on the mounting frame.

[0008] In order to improve the material falling effect, realize uniform and loose material, and avoid large impact force on the bottom hopper or mixing box caused by concentrated material falling, the buffer baffle is a grid.

[0009] In order to facilitate maintenance or replacement of different grids, the grid is detachably mounted on the mounting frame.

[0010] In order to prevent material from splashing after impacting the buffer baffle, a material baffle is arranged around the top of the buffer baffle.

[0011] In order to facilitate manufacturing and reduce manufacturing cost, the material baffle and the mounting frame are integrally formed.

[0012] In order to facilitate the butt joint of the hopper outlet and the mixer inlet, a guide plate is hingedly connected to the hopper outlet of the hopper, and the guide plate extends into the mixer inlet.

[0013] After adopting the above technical scheme, the beneficial effects of the present application are:

[0014] The concrete mixer solves the technical problem of resonance of the mixing box caused by vibration of the hopper in the prior art, the hopper and the mixing box are separated, thereby avoiding resonance, a buffer baffle is arranged on the hopper, thereby achieving buffering during material falling, reducing the material falling speed, reducing the impact on the mixing box, avoiding damage to the mixing box, and ensuring smooth completion of exploration engineering construction. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the concrete mixer of the present application;

[0016] Figure 2 is Figure 1 a structural schematic view of the hopper in the present application;

[0017] Figure 3 is Figure 2 a sectional view of the present application;

[0018] Figure 4 is Figure 3 a local enlarged view of A in the present application.

[0019] In the figure, 1, stirring box, 11, mixer feed port, 2, hopper, 21, hopper support, 22, hopper inlet, 23, hopper outlet, 24, guide plate, 3, buffer baffle, 31, mounting frame, 311, limiting groove, 32, vibration spring, 33, baffle. DETAILED DESCRIPTION

[0020] The utility model is further explained below in combination with the drawings.

[0021] The directions referred to in the specification are based on the normal working position of the concrete mixer, and do not limit the position during storage and transportation. They only represent relative positional relationships and do not represent absolute positional relationships.

[0022] As shown in Figure 1 , a concrete mixer comprises a stirring box 1, a stirring device is arranged in the stirring box 1, and the stirring device can be a stirring device in the prior art. The embodiment does not limit this. The stirring box 1 is provided with a mixer feed port 11 and a mixer discharge port. The material is injected from the mixer feed port 11, and is discharged from the mixer discharge port after being stirred.

[0023] As shown in Figure 2 , a hopper 2 is arranged above the mixer feed port 11, the hopper 2 is installed on a hopper support 21, the installation height is adjustable, and the hopper support 21 is fixed to the ground. The height adjustment mode of the hopper 2 and the hopper support 21 can refer to the lifting hopper in the prior art, and the distance height adjustment mode will not be described here. The hopper 2 is provided with a hopper inlet 22 and a hopper outlet 23, and the hopper outlet 23 is arranged corresponding to the mixer feed port 11. The material enters the hopper 2 from the hopper inlet 22 and then enters the mixer feed port 11 from the hopper outlet 23. The hopper 2 and the stirring box 1 are not rigidly connected, that is, the hopper 2 and the stirring box 1 are respectively fixed to the ground and are not directly connected, so as to avoid the influence of the vibration of the hopper 2 on the stirring box 1.

[0024] A buffer baffle 3 is arranged at the position of the hopper inlet 22, and the buffer baffle 3 is provided with a material leakage hole. The buffer baffle 3 can be fixed to the hopper 2 through a connecting plate, and the material impacts the buffer baffle 3 when descending, so as to reduce the speed of the material and then fall from the material leakage hole.

[0025] As shown in Figure 1 , Figure 2 , Figure 3 , and Figure 4As shown in common, in order to prevent the damage of the hard connection between the buffer baffle 3 and the hopper 2 caused by long-term vibration, the top of the hopper 2 in the embodiment is provided with a mounting frame 31, the bottom of the mounting frame 31 is provided with a limiting groove 311, the top of the hopper 2 is inserted into the limiting groove 311, and a vibration spring 32 is arranged between the mounting frame 31 and the hopper 2, the vibration spring 32 is provided with a plurality of vibration springs, which are uniformly arranged in the limiting groove 311 and clamped between the mounting frame 31 and the hopper 2. In order to prevent the vibration spring 32 from falling out, a positioning column is arranged on the top of the hopper 2, and the vibration spring 32 is sleeved on the positioning column, so that the positioning is realized. The inside of the mounting frame 31 is provided with a mounting groove, and the buffer baffle 3 is mounted on the mounting frame 31.

[0026] By arranging the vibration spring 32, the hard connection between the buffer baffle 3 and the hopper 2 is changed into elastic connection, so that the impact of the buffer baffle 3 is avoided for a long time, and the connection between the buffer baffle 3 and the hopper 2 is not invalid. At the same time, the vibration spring 32 can increase the vibration frequency of the buffer baffle 3, can assist the material leakage of the leakage hole, and prevent the leakage hole from being blocked. At the same time, the vibration is transmitted to the hopper 2, so that the vibration of the hopper 2 is caused, and the normal discharge of the hopper outlet 23 is assisted.

[0027] In order to realize uniform dispersion of the material, the buffer baffle 3 in the embodiment is a grille; the grille is detachably mounted on the mounting frame 31, so that the disassembly and replacement are facilitated.

[0028] Further, in order to prevent the material from splashing caused by the collision with the buffer baffle 3, a material baffle 33 is arranged on the upper periphery of the buffer baffle 3, and the material baffle 33 is integrally formed with the mounting frame 31.

[0029] In order to facilitate the butt joint of the hopper outlet 23 and the mixer feed inlet 11, a guide plate 24 is hinged on the hopper outlet 23, the guide plate 24 extends into the mixer feed inlet 11, a material receiving nozzle is arranged on the mixer feed inlet 11, and the guide plate 24 is inserted into the material receiving nozzle, so that the material falling into the outside of the mixer feed inlet 11 is avoided. By arranging the guide plate 24, when there is a certain height deviation between the hopper outlet 23 and the mixer feed inlet 11, the butt joint can be completed by adjusting the angle of the guide plate 24, which is convenient and fast.

[0030] As shown in common, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown in common, a working process of a concrete mixer:

[0031] The material enters the hopper inlet 22, is slowed down after impacting the buffer baffle 3, then passes through the hopper 2, enters the mixer feed inlet 11 from the hopper outlet 23, is stirred, and the vibration of the hopper 2 is not directly transmitted to the mixing box 1.

[0032] The utility model discloses a concrete mixer solves the technical problem that hopper vibration easily causes the resonance of mixing box in the prior art, the utility model discloses through separating the hopper with mixing box to avoid the resonance, and the buffer baffle is set up on the hopper to can realize the buffer in the material falling process, reduces the material falling speed, reduces the impact to the mixing box, avoids the damage of mixing box.

[0033] Of course, the above description is not a limitation of the utility model, and the utility model is not limited to the above examples. Changes, modifications, additions or replacements made by the skilled in the art within the essential scope of the utility model should also be within the protection scope of the utility model.

Claims

1. A concrete mixer characterized by: Including stirring box, be provided with mixer feed port and mixer discharge port on the stirring box;The hopper is provided with a corresponding hopper above the mixer feed port, the hopper is not rigidly connected with the stirring box, the hopper inlet position of the hopper is provided with a buffer baffle, the buffer baffle is provided with a leakage hole.

2. A concrete mixer as claimed in claim 1, wherein: The hopper is installed on the hopper support, the installation height is adjustable, and the hopper support is fixed on the ground.

3. A concrete mixer as claimed in claim 1, wherein: The top of the hopper is provided with a mounting frame, a shock spring is arranged between the mounting frame and the hopper, and the buffer baffle is mounted on the mounting frame.

4. A concrete mixer as claimed in claim 3, wherein: The buffer baffle is a grid.

5. A concrete mixer as claimed in claim 4, wherein: The grid is detachably mounted on the mounting frame.

6. A concrete mixer as claimed in claim 3, wherein: The upper periphery of the buffer baffle is provided with a material blocking plate.

7. A concrete mixer as claimed in claim 6, wherein: The material blocking plate is integrally formed with the mounting frame.

8. A concrete mixer as claimed in claim 1, wherein: A guide plate is hinged to the hopper outlet of the hopper, and the guide plate extends into the mixer feed port.

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