CN219325366U

CN219325366U - Concrete mixer

Info

Publication number: CN219325366U
Application number: CN202223398791.7U
Authority: CN
Inventors: 郭海军
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-07-11
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a concrete mixer, which comprises a tank body, wherein the lower part of the tank body is fixedly connected with a base, the bottom of the base is fixedly connected with supporting legs, one end of each supporting leg, which is far away from the base, is fixedly connected with supporting legs, the bottom of the tank body is fixedly connected with a stirring motor, the top of the tank body is provided with a charging hole, the top of the charging hole is fixedly connected with a stirring shaft stabilizing rod, the middle part of the stirring shaft stabilizing rod is fixedly connected with a shaft buckle, the inner wall of one side of the charging hole is fixedly connected with a lower layer guide hopper, the upper part of the inner wall of the lower layer guide hopper is fixedly connected with an upper layer guide hopper, the bottom of the tank body is provided with a discharge hole, the upper part of the tank body is provided with a maintenance table, and one side of the maintenance table is fixedly connected with a rotating rod. The switch A and the switch B are arranged, so that the machine can be started only under the condition that two workers confirm safety at the same time, and the safety and reliability of the use of the machine are greatly improved.

Description

Concrete mixer

Technical Field

The utility model relates to the technical field of cement, in particular to a concrete mixer.

Background

The concrete mixer is a machine for mixing cement, sand aggregate and water and stirring to form a concrete mixture. The concrete mixer mainly comprises a mixing drum, a feeding and discharging mechanism, a water supply system, a prime motor, a transmission mechanism, a rack, a supporting machine and the like, and is most commonly used in the hydraulic engineering construction process.

The utility model provides a mixer is used in cement processing that patent number is CN212578880U, including servo motor, servo motor's one end and the one end fixed connection of extension axle, one side and the one end fixed connection of first countersunk head bolt of extension axle curved surface, the other end and the one side fixed connection of fixed cover of first countersunk head bolt, the opposite side and the one end fixed connection of stirring head of fixed cover, T type slot has been seted up to the other end of stirring head, the internal surface of T type slot cup joints with the one end surface of T type plug, the other end and the one end fixed connection of inclination stirring head of T type plug.

The above-mentioned mixer has the following disadvantages:

1. according to the mixer, cement deposited at the inner corners of the mixing tank can be overturned through the inclined-angle mixing head, so that the blocks formed in cement mixing are reduced, the service efficiency of concrete is improved, the charging port adopts an open design, the convenience of charging operation in the mixing processing process is improved, and the designer does not carry out any safety protection treatment on the machine, so that an operator has great potential safety hazard in the use process.

2. The dip angle stirring head adopted by the machine only has the effect of turning over cement, and the cement adhered on the cylinder wall can not be cleaned timely and effectively, so that the stirring effect of the machine is not ideal.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide a concrete mixer, which adopts a plurality of safety protection measures, thereby greatly increasing the safety and reliability of machine operation.

(II) technical scheme

In order to achieve the above purpose, the utility model provides the following technical scheme, the concrete mixer comprises a tank body, the lower part fixedly connected with base of the tank body, the bottom fixedly connected with supporting leg of base, the one end fixedly connected with supporting leg that the supporting leg kept away from the base, the bottom fixedly connected with agitator motor of the tank body, the charge door has been seted up at the top of the tank body, the top fixedly connected with (mixing) shaft stabilizer bar of charge door, the middle part fixedly connected with shaft clip of (mixing) shaft stabilizer bar, the inner wall fixedly connected with lower floor's guide hopper of charge door one side, the inner wall upper portion fixedly connected with upper strata guide hopper of lower floor's guide hopper, the discharge gate has been seted up to the bottom of the tank body, and the supporting leg adopts the toper design, has increased the grip of supporting leg, has strengthened the stability of machine operation.

As the preferred scheme, the upper portion of the jar body is provided with the maintenance platform, one side fixedly connected with bull stick of maintenance platform, the support column has been cup jointed at the both ends of bull stick, the change groove has been seted up at the top of support column, one side fixedly connected with extension rod that maintenance platform was kept away from to the bull stick, through maintenance platform can be clear know the inside state of machine.

As the preferable scheme, the one end that the bull stick was kept away from to the extension rod rotates and is connected with the roller bearing, the bottom fixedly connected with stay cord of roller bearing, the one end fixedly connected with metal inserts that the roller bearing was kept away from to the stay cord, metal inserts are fixed and follow the extension rod and swing from top to bottom by the stay cord.

As the preferred scheme, the (mixing) shaft is installed to the output of (mixing) motor, the axial groove has been seted up on the upper portion of (mixing) shaft, threaded baffle box has been seted up at the middle part of (mixing) shaft, the middle part fixedly connected with (mixing) rod of (mixing) shaft, the one end fixedly connected with of (mixing) rod keeping away from the (mixing) shaft scrapes the piece, and the arbor holder cup joints with the axial groove, greatly increased the stability of (mixing) motor at work.

As a preferred scheme, the bottom electric connection of agitator motor has motor positive line, the one end electric connection that the agitator motor was kept away from to motor positive line has switch first, one side electric connection that the motor positive line was kept away from to switch Guan Jia has external positive line, and switch first is controlling the break-make between motor positive line and the external positive line.

As the preferred scheme, agitator motor's bottom electric connection has motor negative pole line, the one end electric connection that agitator motor was kept away from to motor negative pole line has switch B, one side electric connection that motor negative pole line was kept away from to switch B has the inscription negative pole line, and switch B is controlling inscription negative pole line and the break-make between the motor negative pole line.

As a preferable scheme, one side of the metal embedded block is connected with an external negative electrode wire in a sliding way, the other side of the metal embedded block is connected with one end of the internal negative electrode wire, which is far away from the switch B, in a sliding way, and the metal embedded block controls the on-off between the internal negative electrode wire and the external negative electrode wire.

(III) beneficial effects

Compared with the prior art, the utility model provides a concrete mixer, which has the following beneficial effects:

1. the switch A and the switch B are arranged on the circuit, so that the machine can be started only under the condition that two workers confirm safety at the same time, the metal insert is designed on the structure, and the machine can be started only when no worker is on the maintenance platform, and the safety of the machine in use is greatly improved under the action of double-layer safety.

2. The stirring shaft adopts the design of the threaded stirring shaft, so that cement at the bottom of the tank body can be sufficiently stirred, the stirring speed is increased, and the scraping block is further designed on the stirring rod, thereby preventing poor stirring effect caused by adhesion of part of cement to the wall of the tank.

Drawings

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

FIG. 2 is a schematic diagram of the tank structure of the present utility model;

FIG. 3 is a schematic view of the bottom structure of the tank of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the present utility model at B in FIG. 1;

FIG. 5 is a schematic view of the structure of the stirring shaft of the utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a tank body; 2. a base; 3. support legs; 4. supporting feet; 5. a stirring motor; 6. a stirring shaft stabilizing rod; 7. a shaft buckle; 8. a lower layer guide hopper; 9. an upper layer guide hopper; 10. an overhaul stand; 11. a rotating rod; 12. a rotary groove; 13. a roller; 14. a pull rope; 15. a support column; 16. an extension rod; 17. inscribing a negative electrode wire; 18. externally connecting a negative electrode wire; 19. externally connecting a positive electrode wire; 20. a discharge port; 21. a metal slug; 22. a stirring shaft; 23. a shaft groove; 24. scraping blocks; 25. a stirring rod; 26. a thread guide groove; 27. a motor negative electrode wire; 28. a motor positive line; 29. a switch I; 30. a feed inlet; 31. and a switch B.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 and fig. 2 and fig. 3 for illustrating the present embodiment 1, a concrete mixer includes a tank 1, a base 2 is fixedly connected to a lower portion of the tank 1, a supporting leg 3 is fixedly connected to a bottom portion of the base 2, one end of the supporting leg 3, which is far away from the base 2, is fixedly connected to a supporting leg 4, the supporting leg 4 is in a conical design, a mixing motor 5 is fixedly connected to a bottom portion of the tank 1, a charging port 30 is provided at a top portion of the tank 1, a mixing shaft stabilizing rod 6 is fixedly connected to a top portion of the charging port 30, a shaft buckle 7 is fixedly connected to a middle portion of the mixing shaft stabilizing rod 6, a lower layer guide hopper 8 is fixedly connected to an inner wall of one side of the charging port 30, an upper layer guide hopper 9 is fixedly connected to an upper portion of an inner wall of the lower layer guide hopper 8, and a discharging port 20 is provided at a bottom portion of the tank 1;

in this embodiment, the supporting legs 4 are in a conical design, so that the ground can be firmly grasped to enhance the running stability of the machine, and the guide hopper can guide cement, sand and stone aggregate and water to accurately enter the tank body 1.

Example 2

Referring to fig. 1 and fig. 4 and fig. 5 to illustrate the embodiment 2, an inspection table 10 is arranged at the upper part of the tank body 1, the inspection table 10 is made of a material with light weight and high strength, the inside condition of the tank body 1 can be clearly seen from the upper part of the inspection table 10, a rotating rod 11 is fixedly connected to one side of the inspection table 10, two ends of the rotating rod 11 are sleeved with supporting columns 15, a rotating groove 12 is formed in the top of each supporting column 15, an extension rod 16 is fixedly connected to one side of the rotating rod 11, which is far away from the inspection table 10, one end of the extension rod 16, which is far away from the rotating rod 11, is rotatably connected with a rolling shaft 13, the extension rod 16 and the rolling shaft 13 are made of metal with high weight and high strength, a pull rope 14 is fixedly connected to one end of the pull rope 14, which is far away from the rolling shaft 13, a metal insert 21 is fixedly connected to the bottom of the rolling shaft 13, a stirring shaft 22 is mounted at the output end of the stirring motor 5, a shaft 23 is formed at the upper part of the stirring shaft 22, a threaded guide groove 26 is formed in the middle of the stirring shaft 22, a stirring rod 25 is fixedly connected to one end of the stirring rod 25, which is far away from the stirring shaft 22, and a scraping block 24 is fixedly connected to the stirring rod 22;

in this embodiment, the total mass of the extension rod 16, the roller 13, the pull rope 14 and the metal insert 21 is equal to the total mass of the overhaul stand 10, the screw guide groove 26 can convey cement at the bottom of the tank body 1 to the upper part, so that the cement is more fully stirred, and the scraping block 24 can scrape the cement adhered to the wall of the tank, so that the stirring effect is enhanced.

Example 3

Referring to fig. 1 and 6 for describing embodiment 3, the bottom of the stirring motor 5 is electrically connected with a motor positive line 28, one end of the motor positive line 28 away from the stirring motor 5 is electrically connected with a switch first 29, one side of the switch first 29 away from the motor positive line 28 is electrically connected with an external positive line 19, the switch Guan Jia controls the on-off between the motor positive line 28 and the external positive line 19, the bottom of the stirring motor 5 is electrically connected with a motor negative line 27, one end of the motor negative line 27 away from the stirring motor 5 is electrically connected with a switch second 31, one side of the switch second 31 away from the motor negative line 27 is electrically connected with an internal negative line 17, the switch second 31 controls the on-off between the internal negative line 17 and the motor negative line 27, one side of the metal insert 21 is slidably connected with an external negative line 18, and the other side is slidably connected with one end of the internal negative line 17 away from the switch second 31;

in this embodiment, the end of the motor positive electrode wire 28 and the end of the motor negative electrode wire 27, which are far away from the stirring motor 5, are respectively electrically connected with the switch a 29 and the switch b 31, and the stirring motor 5 can work normally only if the switch a 29 and the switch Guan Yi 31 are simultaneously turned on.

The working principle of the utility model is as follows:

when the machine is used, a plurality of workers are required to operate together to normally use the machine, when the machine is used, the external positive electrode wire 19 and the external negative electrode wire 18 are respectively connected to an external power supply, and when the power supply is connected, the two workers need to open the switch armor 29 and the switch Guan Yi 31 simultaneously;

if the machine cannot work normally, it indicates that a worker is performing maintenance work on the maintenance platform 10, at this time, the power switch needs to be immediately turned off, and the worker on the maintenance platform 10 is contacted in time, so that other workers are ensured to be in a safe position when the machine works;

if the machine can normally work, add cement, grit aggregate and water to upper guide hopper 9, make it obtain abundant stirring in jar body 1 inside, the machine is at the stirring motor 5 drive (mixing) shaft 22 rotation of during operation, thereby drive stirring rod 25 and scrape piece 24 and rotate at jar body 1 inside, wherein screw thread baffle box 26 on (mixing) shaft 22 will drive the cement of bottom and move toward jar body 1 upper portion, make the more abundant of cement stirring that is in jar body 1 bottom, after cement is fully stirred, can be with the cement discharge gate 20 discharge jar body 1 that stirs, accomplish the stirring work of cement.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A concrete mixer comprising a tank (1), characterized in that: the utility model discloses a jar of solid material feeding device, including jar body (1), lower part fixedly connected with base (2) of jar body (1), the bottom fixedly connected with supporting leg (3) of base (2), one end fixedly connected with supporting legs (4) of base (2) are kept away from to supporting leg (3), feed inlet (30) have been seted up at the bottom fixedly connected with agitator motor (5) of jar body (1), the top fixedly connected with (mixing) shaft stabilizer bar (6) of feed inlet (30), the middle part fixedly connected with shaft clip (7) of (mixing) shaft stabilizer bar (6), the inner wall fixedly connected with lower floor guide hopper (8) of feed inlet (30) one side, the inner wall upper portion fixedly connected with upper guide hopper (9) of lower floor guide hopper (8), discharge gate (20) have been seted up to the bottom of jar body (1).

2. A concrete mixer according to claim 1, wherein: the upper portion of jar body (1) is provided with maintenance platform (10), one side fixedly connected with bull stick (11) of maintenance platform (10), support column (15) have been cup jointed at the both ends of bull stick (11), change groove (12) have been seted up at the top of support column (15), one side fixedly connected with extension rod (16) that maintenance platform (10) were kept away from to bull stick (11).

3. A concrete mixer according to claim 2, wherein: one end of the extension rod (16) far away from the rotary rod (11) is rotationally connected with a roller (13), the bottom of the roller (13) is fixedly connected with a pull rope (14), and one end of the pull rope (14) far away from the roller (13) is fixedly connected with a metal insert (21).

4. A concrete mixer according to claim 1, wherein: the stirring motor (5) is characterized in that the stirring shaft (22) is arranged at the output end of the stirring motor (5), a shaft groove (23) is formed in the upper portion of the stirring shaft (22), a threaded guide groove (26) is formed in the middle of the stirring shaft (22), a stirring rod (25) is fixedly connected to the middle of the stirring shaft (22), and a scraping block (24) is fixedly connected to one end, far away from the stirring shaft (22), of the stirring rod (25).

5. A concrete mixer according to claim 1, wherein: the bottom electric connection of agitator motor (5) has motor positive line (28), the one end electric connection that agitator motor (5) were kept away from to motor positive line (28) has switch first (29), one side electric connection that motor positive line (28) were kept away from to switch first (29) has external positive line (19).

6. A concrete mixer according to claim 1, wherein: the bottom electric connection of agitator motor (5) has motor negative pole line (27), the one end electric connection that agitator motor (5) were kept away from to motor negative pole line (27) has switch B (31), one side electric connection that motor negative pole line (27) was kept away from to switch B (31) has inscription negative pole line (17).

7. A concrete mixer according to claim 3, wherein: one side of the metal embedded block (21) is connected with an external negative electrode wire (18) in a sliding way, and the other side of the metal embedded block is connected with one end of the internal negative electrode wire (17) far away from the switch B (31) in a sliding way.