Concrete stirring device

Abstract

The utility model relates to a concrete mixing device which comprises a mixing barrel and a mixing mechanism, the mixing mechanism comprises a mixing motor and a mixing shaft connected with the output end of the mixing motor, two rows of mixing rods are arranged on the two sides of the mixing shaft, telescopic holes are formed in the tops of the mixing rods, and connecting rods are connected in the telescopic holes in a sliding mode. A spring is connected between the connecting rod and the bottom wall of the telescopic hole, a scraping plate is fixed on the connecting rod on the left side of the stirring shaft, a rubber scraping sheet is connected to a connecting groove of the scraping plate, a brush plate is connected to the connecting rod on the right side of the stirring shaft, and a plurality of bristles are uniformly distributed in the length direction of the brush plate. The connecting rods are telescopically connected to the top of the stirring rod, the connecting rod on one side is connected with the brush plate and the bristles, and the connecting rod on the other side is connected with the scraping plate and the rubber scraping piece, so that the inner wall of the stirring barrel can be scraped and brushed, and residual cement is prevented from being accumulated and caked on the inner wall of the stirring barrel.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring devices, in particular to a concrete stirring device. Background Art

[0002] A concrete mixer is a machine that mixes cement, sand and gravel aggregates and water to make a concrete mixture. With the progress of the times, the construction industry has also risen rapidly, and equipment for construction has developed greatly, and concrete mixing equipment is one of them.

[0003] The concrete mixing device is used to put water and raw materials into the mixing device to form cement slurry. However, the cement slurry is easy to adhere to the inner wall of the mixing device during the mixing process. After the cement slurry is discharged, if the cement slurry adhered to the inner wall is not cleaned in time, it is easy to cause agglomeration, which has a serious impact on the subsequent use of the mixing device. Utility Model Content

[0004] In view of the deficiencies in the background technology, the utility model provides a concrete mixing device.

[0005] The technical scheme adopted by the utility model is: a concrete mixing device, comprising a mixing barrel and a mixing mechanism, the mixing mechanism comprising a mixing motor and a mixing shaft connected to the output end of the mixing motor, the mixing barrel is provided with a feeding port and a discharging port, two rows of mixing rods are provided on both sides of the mixing shaft, the top of the mixing rod is provided with a telescopic hole, a connecting rod is slidably connected in the telescopic hole, a spring is connected between the connecting rod and the bottom wall of the telescopic hole, a scraper is fixed on the connecting rod located on the left side of the mixing shaft, a rubber scraper is connected to the connecting groove of the scraper, and a brush plate is connected to the connecting rod located on the right side of the mixing shaft, and a plurality of bristles are evenly distributed along the length direction of the brush plate.

[0006] Furthermore, a plurality of auxiliary holes are provided at equal intervals along the length direction of the brush plate.

[0007] Furthermore, the auxiliary hole is an elliptical structure.

[0008] Furthermore, stirring blades with a semi-elliptical structure are integrally formed on both sides of the stirring rod, and a plurality of stirring holes are provided on the stirring blades and the stirring rod.

[0009] Furthermore, the stirring rod and the stirring shaft are connected by bolts.

[0010] Furthermore, the connecting groove is a "T"-shaped structure, and the rubber scraper is provided with a "T"-shaped connecting head that is compatible with the connecting groove.

[0011] Furthermore, a circle of annular water channel is provided on the cover of the mixing barrel, and a plurality of nozzles are provided at equal intervals on the annular water channel, and the water outlet direction of the nozzles is arranged toward the inner wall of the mixing barrel.

[0012] Furthermore, a water inlet is provided on the annular water channel, and a pressurized water pump is connected to the water inlet through a water inlet pipe.

[0013] The beneficial effect of the utility model is that the utility model has a connecting rod which is telescopically connected to the top of the stirring rod, the connecting rod on one side is connected to the brush plate and the bristles, and the connecting rod on the other side is connected to the scraper and the rubber scraper, so that the inner wall of the stirring barrel can be scraped and scrubbed to prevent residual cement from accumulating and agglomerating on the inner wall of the stirring barrel.

[0014] In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages.

[0015] The present invention will be further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model.

[0017] Figure 2 for Figure 1 Enlarged schematic diagram at point A in the middle.

[0018] Figure 3 It is a schematic diagram of the connection between the scraper and the rubber scraper.

[0019] Figure 1-3 In: 1. Mixing barrel; 2. Mixing motor; 3. Mixing shaft; 4. Feed inlet; 5. Discharge outlet; 6. Mixing rod; 7. Telescopic hole; 8. Connecting rod; 9. Spring; 10. Scraper; 11. Connecting groove; 12. Rubber scraper; 13. Brush plate; 14. Brush; 15. Auxiliary hole; 16. Mixing blade; 17. Mixing hole; 18. "T" type connector; 19. Annular water channel; 20. Nozzle; 21. Water inlet; 22. Water inlet pipe; 23. Pressurized water pump. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0022] The utility model provides a concrete mixing device.

[0023] In this embodiment, refer to Figure 1-3 The concrete mixing device comprises a mixing barrel 1 and a mixing mechanism, wherein the mixing mechanism comprises a mixing motor 2 and a mixing shaft 3 connected to the output end of the mixing motor 2, wherein the mixing barrel is provided with a feeding port 4 and a discharging port 5, wherein two rows of mixing rods 6 are provided on both sides of the mixing shaft 3, wherein a telescopic hole 7 is provided on the top of the mixing rod 6, wherein a connecting rod 8 is slidably connected in the telescopic hole, wherein a spring 9 is connected between the connecting rod 8 and the bottom wall of the telescopic hole, wherein a scraper 10 is fixed on the connecting rod on the left side of the mixing shaft, wherein a rubber scraper 12 is connected to the connecting groove 11 of the scraper 10, wherein a brush plate 13 is connected to the connecting rod on the right side of the mixing shaft, wherein a plurality of bristles 14 are evenly distributed along the length direction of the brush plate 13.

[0024] The utility model has a connecting rod which is telescopically connected to the top of the stirring rod, wherein the connecting rod on one side is connected to a brush plate and bristles, and the connecting rod on the other side is connected to a scraper and a rubber scraper, so that the inner wall of the stirring barrel can be scraped and scrubbed to prevent residual cement from accumulating and agglomerating on the inner wall of the stirring barrel.

[0025] In addition, the brush plate and scraper are connected to the stirring rod through a spring. When the stirring mechanism rotates, the centrifugal force is used to press the brush plate and scraper against the barrel wall, which can prevent the material from sticking while stirring the material.

[0026] In order to improve the stirring effect of the stirring device, a number of auxiliary holes 15 are arranged at equal intervals along the length direction of the brush plate; the auxiliary holes are elliptical structures; stirring blades 16 with semi-elliptical structures are integrally formed on both sides of the stirring rod, and a number of stirring holes 17 are arranged on the stirring blades 16 and the stirring rod.

[0027] In order to facilitate disassembly and maintenance of the stirring rod, the stirring rod is connected to the stirring shaft by bolts.

[0028] Specifically, the connecting groove is a "T"-shaped structure, and the rubber scraper is provided with a "T"-shaped connector 18 that is compatible with the connecting groove.

[0029] In the above technical solution, the rubber scraper blade is connected to the scraper plate via a "T"-shaped connector, which is convenient for assembly and disassembly. When the rubber scraper blade is damaged, the vulnerable rubber scraper blade can be replaced separately.

[0030] Specifically, a circle of annular water channel 19 is provided on the cover of the mixing barrel, and a number of nozzles 20 are evenly spaced on the annular water channel 19, and the water outlet direction of the nozzles 20 is set toward the inner wall of the mixing barrel; a water inlet 21 is also provided on the annular water channel, and a pressurized water pump 23 is connected to the water inlet through a water inlet pipe 22.

[0031] After adopting the above technical solution, when the mixing barrel needs to be cleaned, clean water can be introduced into the annular waterway through a water pump, and finally sprayed onto the inner wall of the mixing barrel through a nozzle, and the mixing barrel can be self-cleaned with a rubber scraper and bristles.

[0032] Technical personnel should note: Although the utility model has been described according to the above specific implementation methods, the utility model concept of the utility model is not limited to this utility model. Any modification using the utility model concept will be included in the scope of protection of this patent right.

Claims

1. A concrete mixing device, comprising a mixing barrel and a mixing mechanism, wherein the mixing mechanism comprises a mixing motor and a mixing shaft connected to an output end of the mixing motor, and the mixing barrel is provided with a feed inlet and a discharge outlet, characterized in that: Two rows of stirring rods are provided on both sides of the stirring shaft, a telescopic hole is provided on the top of the stirring rod, a connecting rod is slidably connected in the telescopic hole, a spring is connected between the connecting rod and the bottom wall of the telescopic hole, a scraper is fixed on the connecting rod on the left side of the stirring shaft, a rubber scraper is connected to the connecting groove of the scraper, and a brush plate is connected to the connecting rod on the right side of the stirring shaft, and a plurality of bristles are evenly distributed along the length direction of the brush plate.

2. The concrete mixing device according to claim 1, characterized in that: A plurality of auxiliary holes are arranged at equal intervals along the length direction of the brush plate.

3. The concrete mixing device according to claim 2, characterized in that: The auxiliary hole is an elliptical structure.

4. The concrete mixing device according to claim 1, characterized in that: Stirring blades with a semi-elliptical structure are integrally formed on both sides of the stirring rod, and a plurality of stirring holes are arranged on the stirring blades and the stirring rod.

5. The concrete mixing device according to claim 1, characterized in that: The stirring rod is connected to the stirring shaft via bolts.

6. The concrete mixing device according to claim 1, characterized in that: The connecting groove is a "T"-shaped structure, and the rubber scraper is provided with a "T"-shaped connecting head that is compatible with the connecting groove.

7. The concrete mixing device according to any one of claims 1 to 6, characterized in that: The sealing cover of the mixing barrel is provided with a circle of annular water channel, and a plurality of spray heads are provided at equal intervals on the annular water channel, and the water outlet direction of the spray heads is arranged toward the inner wall of the mixing barrel.

8. The concrete mixing device according to claim 7, characterized in that: The annular water channel is also provided with a water inlet, and the water inlet is connected with a pressurized water pump through a water inlet pipe.

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