CN217144371U - Concrete mixing equipment - Google Patents

Abstract

The application relates to a concrete mixing equipment, it includes the staving, be equipped with the stirring chamber in the staving, the staving upper end is equipped with the feed inlet with stirring chamber intercommunication, the staving lower extreme is equipped with the discharge gate with stirring chamber intercommunication, the staving is equipped with driving motor, driving motor's output shaft has the (mixing) shaft, the (mixing) shaft sets up in the stirring intracavity along vertical direction, the (mixing) shaft coaxial fixation has the stirring thick liquid, the inner wall in stirring chamber is equipped with two crushing rollers that are parallel to each other along the horizontal direction, the gap between two crushing roller relative terminal surfaces is located the feed inlet under, the inner wall in stirring chamber is equipped with and is used for driving two crushing roller pivoted drive assembly. Through setting up crushing roller, before the stirring, carry out the secondary earlier through two crushing rollers to the recycled concrete particle who sends into the feed inlet and rub, reduce great recycled concrete particle and mix wherein for the recycled concrete particle size of sending into the stirring intracavity and carrying out the stirring can be comparatively even, improves recycled concrete's stirring homogeneity.

Description

Concrete mixing equipment

Technical Field

The application relates to the technical field of concrete equipment, in particular to concrete mixing equipment.

Background

The recycled concrete is a novel environment-friendly concrete material which is prepared by crushing and cleaning waste concrete blocks, partially or completely replacing natural aggregates such as sand stones and the like, and adding cement, water and the like in proportion.

Concrete particles generated after the waste concrete blocks are crushed are uneven in size, so that the existing concrete stirring equipment is difficult to stir the concrete particles uniformly, and the use performance of the recycled concrete is influenced by uneven stirring of the recycled concrete and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the stirring homogeneity of recycled concrete, the application provides a concrete mixing equipment.

The application provides a concrete mixing equipment adopts following technical scheme:

the utility model provides a concrete mixing equipment, includes the staving, be equipped with the stirring chamber in the staving, the staving upper end is equipped with the feed inlet with stirring chamber intercommunication, the staving lower extreme is equipped with the discharge gate with stirring chamber intercommunication, the staving is equipped with driving motor, driving motor's output shaft has the (mixing) shaft, the (mixing) shaft sets up in the stirring intracavity along vertical direction, the (mixing) shaft is coaxial to be fixed with the stirring thick liquid, the inner wall in stirring chamber is equipped with two along the crushing roller that the horizontal direction is parallel to each other, two gap between the relative terminal surface of crushing roller is located the feed inlet under, the inner wall in stirring chamber is equipped with and is used for driving two crushing roller pivoted drive assembly.

Through above-mentioned technical scheme, set up crushing roller, before the stirring, carry out the secondary earlier through two crushing rollers to the recycled concrete particle who sends into the feed inlet and rub, reduce great recycled concrete particle and mix wherein for the recycled concrete particle size that sends into the stirring intracavity and carry out the stirring can be comparatively even, improves recycled concrete's stirring homogeneity.

Optionally, the driving assembly includes an output motor, a driving gear fixed to an output shaft of the output motor, and a driven gear engaged with the driving gear;

the two crushing rollers are respectively a roller I and a roller II, the roller I is coaxially fixed with the driving gear, and the roller II is coaxially fixed with the driven gear.

Through above-mentioned technical scheme, set up output motor, driving gear and driven gear, realize the rotation each other of two crushing rollers, conveniently carry out the secondary to recycled concrete particle and rub.

Optionally, the stirring cavity comprises a funnel chamber and a mixing chamber, and the funnel chamber is funnel-shaped;

the funnel cavity includes big oral area, transition portion and the little oral area that sets gradually by last under to along vertical direction, the one end that big oral area deviates from the little oral area is connected with the feed inlet, the one end and the mixing chamber intercommunication of big oral area are kept away from to the little oral area, drive assembly is located the funnel cavity, (mixing) shaft and stirring thick liquid all are located the mixing chamber.

Through above-mentioned technical scheme, set up funnel cavity and mixing chamber, separate stirring and regrind, reduce the circumstances that mixing chamber was sneaked into to recycled concrete among the stirring process, and osculum portion can slow down the blanking speed of recycled concrete niblet for the stirring can be more even.

Optionally, an installation part is fixed on the inner wall of the funnel chamber, an installation groove is formed in an end face, away from the fixed end, of the installation part, the output motor is installed in the installation groove, and the driven gear is rotatably connected to the bottom of the installation groove;

the roller is one and is kept away from the one end rotation of mounting groove tank bottom along the axis direction and connect in the inner wall of funnel cavity, the roller is two and is kept away from the one end rotation of mounting groove tank bottom along the axis direction and connect in the inner wall of funnel cavity.

Through above-mentioned technical scheme, set up installation department and mounting groove, place output motor, driving gear and driven gear in the mounting groove in, reduce the contact of stirring in-process recycled concrete particle and output motor, driving gear and driven gear, improve output motor, driving gear and driven gear's use durable.

Optionally, the inner chamber wall of big oral area is equipped with guide portion, guide portion is equipped with the guide chamber, the guide chamber is hourglass hopper-shaped, the upper end diameter of guide chamber is greater than the lower extreme diameter, the upper end in guide chamber and the upper end intercommunication of big oral area and guide chamber are located the feed inlet under, the lower extreme of guide portion is equipped with the guide mouth with guide chamber intercommunication, the guide mouth is located two directly over the gap between the relative terminal surface of crushing roller.

Through above-mentioned technical scheme, set up guide portion and guide chamber, and the guide chamber is hourglass hopper-shaped, and during the recycled concrete crushed grain enters into the guide chamber through the feed inlet, again via behind the guide chamber guide, can carry out the secondary through the comparatively accurate direction of guide mouth to two gaps between the relative terminal surface of crushing roller and rub, reduce the recycled concrete crushed grain and rub the condition emergence that directly enters into the mixing chamber not the secondary, improve the stirring homogeneity of recycled concrete.

Optionally, a shaft housing is fixed to the upper end of the mixing chamber, a rotating cavity is formed in the shaft housing, and the stirring shaft is arranged in the rotating cavity.

Through above-mentioned technical scheme, because the stirring shaft surface adheres to too many recycled concrete and can lead to its rotation performance to weaken, easily leads to the stirring inequality, sets up the axle housing, carries out certain separation with the (mixing) shaft and mixing chamber, reduces the recycled concrete who adheres to the (mixing) shaft surface for recycled concrete's stirring is more even.

Optionally, the stirring shaft is coaxially fixed with a driving bevel gear, the circumferential side wall of the shaft housing is connected with a driven assembly, and the driven assembly comprises a driven shaft rotatably connected to the circumferential side wall of the shaft housing, a driven bevel gear coaxially fixed to the driven shaft, and a driven blade;

the axis of driven shaft is the level setting, driven shaft one end is located and rotates the intracavity and the other end runs through the circumference lateral wall of axle housing and extends to in the mixing chamber.

Through above-mentioned technical scheme, set up driven subassembly, at the (mixing) shaft along vertical direction rotation in-process, through gear drive, the (mixing) shaft can drive driven paddle and rotate along the horizontal direction, realizes the upper and lower stirring of recycled concrete for recycled concrete's stirring is more even.

Optionally, the driven assemblies are provided with a plurality of groups, and the plurality of groups of driven assemblies are circumferentially distributed along the axial lead of the driving bevel gear.

Through above-mentioned technical scheme, set up the driven subassembly of multiunit for recycled concrete's stirring is more even.

Optionally, the barrel body is provided with a water injection port communicated with the stirring cavity.

Through above-mentioned technical scheme, set up the water filling port for recycled concrete can freely pour into water into and carry out the ratio at the stirring in-process, realizes the free control of recycled concrete water-cement ratio.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) by arranging the crushing rollers, before stirring, the two crushing rollers firstly carry out secondary crushing on the recycled concrete particles fed into the feeding hole, so that the phenomenon that overlarge recycled concrete particles are mixed into the two crushing rollers is reduced, the sizes of the recycled concrete particles fed into the stirring cavity for stirring can be more uniform, and the stirring uniformity of recycled concrete is improved;

(2) by arranging the hopper chamber and the mixing chamber, stirring and secondary crushing are separated, the situation that recycled concrete is mixed into the mixing chamber in the stirring process is reduced, and the small opening part can slow down the blanking speed of recycled concrete particles, so that stirring can be more uniform;

(3) through setting up driven subassembly, at the (mixing) shaft along vertical direction rotation in-process, through gear drive, the (mixing) shaft can drive driven paddle and rotate along the horizontal direction, realizes the upper and lower stirring of recycled concrete for recycled concrete's stirring is more even.

Drawings

Fig. 1 is a schematic overall structure diagram of the present embodiment.

Fig. 2 is a schematic cross-sectional view of the entire structure of the present embodiment.

Fig. 3 is a schematic cross-sectional view of the whole structure of the present embodiment, which is used for showing the internal structure of the funnel chamber.

Fig. 4 is a schematic cross-sectional view of the overall structure of the present embodiment, which is used for showing the structures of the driving gear and the driven gear.

Reference numerals: 1. a barrel body; 2. a stirring chamber; 201. a funnel chamber; 2011. a large mouth part; 2012. a transition section; 2013. a small mouth part; 202. a mixing chamber; 3. a feed inlet; 4. a water injection port; 5. a discharge port; 6. a discharging cover; 7. an installation part; 8. mounting grooves; 9. a drive assembly; 91. an output motor; 92. a driving gear; 93. a driven gear; 10. a crushing roller; 101. a first roller; 102. a second roller; 11. a material guide part; 12. a material guiding cavity; 13. a material guide port; 14. a drive motor; 15. a stirring shaft; 16. a shaft housing; 17. stirring the slurry; 18. a drive bevel gear; 19. a driven assembly; 191. a driven bevel gear; 192. a driven shaft; 193. a driven paddle.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses concrete mixing equipment.

Referring to fig. 1 and 2, the mixing device comprises a barrel body 1, wherein a stirring cavity 2 is formed in the barrel body 1, and the stirring cavity 2 comprises a funnel cavity 201 and a mixing cavity 202. The upper end of the barrel body 1 is provided with a feed inlet 3 and a water filling port 4, the feed inlet 3 downwards penetrates through the upper end wall of the barrel body 1 and is communicated with the funnel chamber 201, and the water filling port 4 downwards penetrates through the upper end wall of the barrel body 1 and is communicated with the mixing chamber 202. The lower end of the barrel body 1 is provided with a discharge port 5, and the discharge port 5 penetrates through the lower end wall of the barrel body 1 upwards and is communicated with the mixing chamber 202. The lower extreme of staving 1 still is fixed with ejection of compact lid 6 through the bolt, and ejection of compact lid 6 is used for covering closes discharge gate 5.

Referring to fig. 2 and 3, the funnel chamber 201 includes a large mouth portion 2011, a transition portion 2012 and a small mouth portion 2013 which are sequentially connected from top to bottom along a vertical direction, a diameter of the large mouth portion 2011 is greater than a diameter of the small mouth portion 2013, and the diameter of the transition portion 2012 is gradually reduced from the large mouth portion 2011 to the small mouth portion 2013. One end of the large-opening part 2011, which is far away from the transition part 2012, is communicated with the feed inlet 3, and one end of the small-opening part 2013, which is far away from the transition part 2012, is communicated with the mixing chamber 202.

Referring to fig. 3 and 4, inner chamber wall of big oral area 2011 is fixed with installation department 7, installation department 7 deviates from the terminal surface of stiff end and has seted up mounting groove 8, install drive assembly 9 in the mounting groove 8, drive assembly 9 is including installing in the output motor 91 of the 8 tank bottoms of mounting groove, the coaxial driving gear 92 that is fixed in output motor 91 output and driven gear 93 with driving gear 92 meshing, the tank bottom of mounting groove 8 rotates and is connected with the gear pivot, driven gear 93 is coaxial fixed with the gear pivot.

Referring to fig. 2 and 4, the driving gear 92 and the driven gear 93 are connected to the crushing rollers 10, the two crushing rollers 10 are a first roller 101 and a second roller 102, respectively, and the first roller 101 and the second roller 102 are parallel to each other in the axial direction. The first roller 101 and one end of the driving gear 92 departing from the output motor 91 in the axial direction are coaxially fixed, and the second roller 102 and the end face of the driven gear 93 departing from the bottom of the mounting groove 8 are coaxially fixed. One end of the first roller 101, far away from the driving gear 92, is rotatably connected to the end face of the large opening 2011, opposite to the bottom of the mounting groove 8 in the axial direction of the first roller 101, and one end of the second roller 102, far away from the driven gear 93, is rotatably connected to the end face of the large opening 2011, opposite to the bottom of the mounting groove 8 in the axial direction of the second roller 102. The gap between the opposite end faces of the first roller 101 and the second roller 102 is located directly below the feed opening 3.

The circumference lateral wall of big oral area 2011 still is fixed with guide portion 11, and guide portion 11 has seted up guide chamber 12, and guide portion 11 and guide chamber 12 all are hopper-shaped and the axis all sets up along vertical direction, and the diameter of guide chamber 12 top is greater than the diameter of guide chamber 12 below, and the guide mouth 13 with guide chamber 12 intercommunication is seted up to the lower extreme of guide portion 11. The upper part of the material guide cavity 12 is communicated with the inner cavity of the large-opening part 2011 and is positioned right below the material inlet 3, and the lower end of the material guide opening 13 is positioned right above a gap between the opposite end surfaces of the first roller 101 and the second roller 102.

Referring to fig. 2, a through hole communicated with the mixing chamber 202 is formed in the upper end of the barrel body 1, the driving motor 14 is installed at the upper end of the barrel body 1, an output shaft of the driving motor 14 is arranged downwards along the vertical direction, a stirring shaft 15 is coaxially fixed on the output shaft of the driving motor 14, and the stirring shaft 15 penetrates through the through hole downwards along the vertical direction and extends into the mixing chamber 202.

The last cavity wall of stirring chamber 2 room is fixed with axle housing 16, and axle housing 16 is cylindricly, and the axis of axle housing 16 and the axis coincidence of (mixing) shaft 15, the coaxial rotation chamber of having seted up of axle housing 16, the opening in rotation chamber is located the lower extreme of axle housing 16 and communicates with mixing chamber 202, and the (mixing) shaft 15 is located the rotation intracavity and the opening in rotation chamber is extended to the one end that driving motor 14 was kept away from to (mixing) shaft 15. And one end of the stirring shaft 15, which is far away from the driving motor 14, is coaxially fixed with a stirring paddle 17.

A driving bevel gear 18 is coaxially fixed at the middle section of the stirring shaft 15, three driven assemblies 19 are connected to the circumferential side wall of the shaft shell 16, and the three driven assemblies 19 are circumferentially and uniformly distributed along the axis of the shaft shell 16.

Three connecting holes are formed in the circumferential side wall of the shaft shell 16, and the three connecting holes are circumferentially and uniformly distributed along the axis of the shaft shell 16. Each driven assembly 19 comprises a driven bevel gear 191 rotatably connected to the driving bevel gear 18, a driven shaft 192 coaxially fixed with the driven bevel gear 191, and a driven paddle 193 coaxially fixed with the driven shaft 192, wherein the axis of the driven shaft 192 is horizontally arranged.

The three driven shafts 192 are connected to the three connecting holes in a one-to-one corresponding mode, one end, far away from the drive bevel gear 18, of each driven shaft 192 penetrates through the corresponding connecting hole to extend into the mixing chamber 202, each driven blade 193 is located in the mixing chamber 202, and each driven bevel gear 191 is located in the rotating chamber.

Referring to fig. 2 and 3, the actual usage process is as follows: adding recycled concrete particles into the feeding hole 3, enabling the recycled concrete particles to fall into the material guide cavity 12 through the feeding hole 3, guiding the recycled concrete particles through the material guide cavity 12, and then falling into a gap between the opposite end faces of the two crushing rollers 10 from the material guide opening 13 to be crushed for the second time; the crushed recycled concrete particles fall from the gap between the opposite end faces of the two crushing rollers 10, sequentially pass through the transition part 2012 and the small opening part 2013, and enter the mixing chamber 202 from the lower part of the small opening part 2013 to be stirred; mixing chamber 202 carries out the stirring of horizontal direction and vertical direction to the recycled concrete particle through stirring thick liquid 17 and driven paddle blade 193 for recycled concrete stirring's is more even, and can freely pour into water in mixing chamber 202 through water filling port 4, realizes the free control of water-cement ratio.

Through more even with the recycled concrete stirring, can make out the recycled concrete of high impermeability, high strength, this type of recycled concrete can replace conventional concrete and be used for the construction, more green.

The working principle of the embodiment is as follows: the recycled concrete particles are added into the feed inlet 3, fall between the two crushing rollers 10 through the material guide cavity 12 and the material guide opening 13 in sequence for secondary crushing, and fall into the mixing chamber 202 from the lower end of the small opening part 2013 for horizontal and vertical stirring.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a concrete mixing equipment, includes staving (1), be equipped with stirring chamber (2) in staving (1), staving (1) upper end is equipped with feed inlet (3) with stirring chamber (2) intercommunication, staving (1) lower extreme is equipped with discharge gate (5) with stirring chamber (2) intercommunication, staving (1) is equipped with driving motor (14), the output shaft of driving motor (14) has (mixing) shaft (15), (mixing) shaft (15) set up in stirring chamber (2) along vertical direction, (mixing) shaft (15) coaxial fixed with stirring thick liquid (17), its characterized in that: the inner wall of stirring chamber (2) is equipped with two along the mutual crushing roller (10) that are parallel to each other of horizontal direction, two the gap between the relative terminal surface of crushing roller (10) is located feed inlet (3) under, the inner wall of stirring chamber (2) is equipped with and is used for driving two drive assembly (9) that smash roller (10) pivoted.

2. A concrete mixing apparatus according to claim 1, wherein: the driving assembly (9) comprises an output motor (91), a driving gear (92) fixed on an output shaft of the output motor (91) and a driven gear (93) meshed with the driving gear (92);

the two crushing rollers (10) are respectively a roller I (101) and a roller II (102), the roller I (101) is coaxially fixed with the driving gear (92), and the roller II (102) is coaxially fixed with the driven gear (93).

3. A concrete mixing apparatus according to claim 2, wherein: the stirring cavity (2) comprises a funnel chamber (201) and a mixing chamber (202), wherein the funnel chamber (201) is funnel-shaped;

funnel cavity (201) include along vertical direction by last big oral area (2011), transition portion (2012) and little oral area (2013) that set gradually down, big oral area (2011) deviate from the one end and the feed inlet (3) of little oral area (2013) and are connected, the one end and the mixing chamber (202) intercommunication of big oral area (2011) are kept away from in little oral area (2013), drive assembly (9) are located funnel cavity (201), (mixing) shaft (15) and stirring thick liquid (17) all are located mixing chamber (202).

4. A concrete mixing apparatus according to claim 3, wherein: an installation part (7) is fixed on the inner wall of the funnel cavity (201), an installation groove (8) is formed in the end face, deviating from the fixed end, of the installation part (7), the output motor (91) is installed in the installation groove (8), and the driven gear is rotatably connected to the bottom of the installation groove (8);

roller (101) are kept away from the one end rotation of mounting groove (8) tank bottom along the axis direction and are connected in the inner wall of funnel cavity (201), roller two (102) are kept away from the one end rotation of mounting groove (8) tank bottom along the axis direction and are connected in the inner wall of funnel cavity (201).

5. A concrete mixing apparatus according to claim 3, wherein: the inner chamber wall of big oral area (2011) is equipped with guide portion (11), guide portion (11) are equipped with guide chamber (12), guide chamber (12) are hourglass hopper-shaped, the upper end diameter of guide chamber (12) is greater than the lower extreme diameter, the upper end of guide chamber (12) and the upper end intercommunication of big oral area (2011) and guide chamber (12) are located feed inlet (3) under, the lower extreme of guide portion (11) is equipped with guide mouth (13) with guide chamber (12) intercommunication, guide mouth (13) are located two directly over crushing roller (10) gap between the relative terminal surface.

6. A concrete mixing apparatus according to claim 3, wherein: the upper end of mixing chamber (202) is fixed with axle housing (16), rotation chamber has been seted up to axle housing (16), (mixing) shaft (15) set up in rotation intracavity.

7. A concrete mixing apparatus according to claim 6, wherein: a driving bevel gear (18) is coaxially fixed on the stirring shaft (15), a driven assembly (19) is connected to the circumferential side wall of the shaft shell (16), and the driven assembly (19) comprises a driven shaft (192) rotatably connected to the circumferential side wall of the shaft shell (16), a driven bevel gear (191) and driven blades (193) which are coaxially fixed on the driven shaft (192);

the axis of driven shaft (192) is horizontal setting, driven shaft (192) one end is located and rotates the intracavity and the other end runs through the circumference lateral wall of axle housing (16) and extends to in mixing chamber (202).

8. A concrete mixing apparatus according to claim 7, wherein: the driven assemblies (19) are provided with a plurality of groups, and the plurality of groups of driven assemblies (19) are distributed along the axial lead of the driving bevel gear (18) in the circumferential direction.

9. A concrete mixing apparatus according to claim 1, wherein: the barrel body (1) is provided with a water injection port (4) communicated with the stirring cavity (2).

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