CN215589565U

CN215589565U - Mixing plant that recycled concrete used

Info

Publication number: CN215589565U
Application number: CN202121777964.9U
Authority: CN
Inventors: 胡福华
Original assignee: Hangzhou Zhouqiao Building Materials Co ltd
Current assignee: Hangzhou Zhouqiao Building Materials Co ltd
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2022-01-21
Anticipated expiration: 2031-07-31

Abstract

The application relates to a stirring station that recycled concrete used, it includes mixing drum, first box, second box, first pipeline and second pipeline, the mixing drum is equipped with first feed inlet, second feed inlet and discharge gate A, first pipeline is equipped with first water inlet and second water inlet, first water inlet communicates in the delivery port of first box, the second water inlet communicates in the delivery port of second pipeline, the delivery port of first pipeline communicates in the second feed inlet of mixing drum, the delivery port of first box is equipped with first ooff valve, the delivery port of second box is equipped with the second ooff valve, be equipped with rabbling mechanism in the mixing drum. The application has the advantage of improving the using effect of the additive.

Description

Mixing plant that recycled concrete used

Technical Field

The application relates to the field of concrete processing, in particular to a mixing plant for recycled concrete.

Background

Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared from a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary, and is formed by uniformly stirring, closely compacting, curing and hardening.

At present, concrete is generally processed in a concrete mixing plant, granular aggregate, water and admixture are simultaneously added into the concrete mixing plant, and the mixture is mixed by a mixing mechanism in the concrete to finally form the concrete.

With respect to the related art among the above, the inventors consider that there are the following drawbacks: the machine-made sand contains fine powder particles, so that the additive can be adsorbed, the action effect of the additive is reduced, and the construction quality is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the use effect of the admixture, the application provides a mixing plant for recycled concrete.

The application provides a stirring station that recycled concrete used adopts following technical scheme: including mixing drum, first box, second box, first pipeline and second pipeline, the mixing drum is equipped with first feed inlet, second feed inlet and discharge gate A, first pipeline is equipped with first water inlet and second water inlet, first water inlet communicates in the delivery port of first box, the second water inlet communicates in the delivery port of second pipeline, the delivery port of first pipeline communicates in the second feed inlet of mixing drum, the delivery port of first box is equipped with first ooff valve, the delivery port of second box is equipped with the second ooff valve, be equipped with rabbling mechanism in the mixing drum.

Through adopting above-mentioned technical scheme, set up water in the first box, set up the admixture in the second box, first feed inlet is used for the entering of mechanism sand, and first ooff valve is used for opening and closing of first box delivery port, and the second ooff valve is used for opening and closing of second box delivery port to realize the mechanism sand in the mixing drum and mix with water earlier. The first switch valve and the second switch valve respectively control the water outlets of the first box body and the second box body separately, water can be delivered to the mixing drum firstly, fine powder particles in machine-made sand are adsorbed, and then the admixture is input for mixing, so that the using effect of the admixture is improved, and the admixture can more effectively improve the working performance and the technical performance of concrete.

Preferably, the stirring mechanism comprises a first rotating shaft, a helical blade and a first rotating motor, the first rotating shaft is arranged on a central shaft of the mixing drum, the rotating blade is arranged on the first rotating shaft, and the output end of the first rotating motor is connected to the first rotating shaft.

Through adopting above-mentioned technical scheme, helical blade stirs the mechanism sand in the mixing drum for the mixing of water and mechanism sand is more abundant, improves the adsorption effect of water to inhaling the powder granule.

Preferably, the first switch valve comprises a second rotating motor, a second rotating shaft, a partition plate and a flange seat, the flange seat is installed at the water outlet of the first box body, the partition plate is arranged in the flange seat, the second rotating shaft is arranged on the central shaft of the partition plate, the second rotating motor is installed on the flange seat, the output end of the second rotating motor is connected to the second rotating shaft, and the first water inlet is provided with a flange piece.

By adopting the technical scheme, when the partition plate is horizontally arranged, the water outlet of the second box body is blocked; when the baffle sets up perpendicularly, the delivery port and the first pipeline intercommunication of second box. The rotation of second rotating electrical machines control baffle realizes opening and closing the automation of second box delivery port, reduces the manpower, improves work efficiency.

Preferably, the flange seat is provided with a first flow meter.

Through adopting above-mentioned technical scheme, first flowmeter is used for the discharge of real-time detection first box to the numerical value that detects out through first flowmeter controls the second rotating electrical machines, and the quality of concrete is improved to the quantity proportion of automatic control water.

Preferably, the second switching valve is a solenoid valve.

Through adopting above-mentioned technical scheme, the solenoid valve is used for opening and closing of second box delivery port, reduces the manpower, improves work efficiency.

Preferably, a second flow meter is arranged between the water outlet of the second box body and the second switch valve.

Through adopting above-mentioned technical scheme, the second flowmeter is used for the additive flow of real-time detection second box to the numerical value that detects out through the second flowmeter controls the solenoid valve, and the quantity proportion of automatic control additive improves the quality of concrete.

Preferably, the second feed inlet sets up a plurality of around the outer wall of mixing drum, first pipeline's delivery port is equipped with the annular duct, the outside of mixing drum is located to the annular duct cover, the same center pin setting of annular duct and mixing drum, the annular duct with arbitrary the second feed inlet is equipped with third pipeline.

Through adopting above-mentioned technical scheme, a plurality of second feed inlets can flow into the mixing drum with the water or additive dispersion that first pipeline carried for mix more evenly, improve work efficiency.

Preferably, a discharge hopper is arranged at a discharge port A of the mixing barrel.

Through adopting above-mentioned technical scheme, go out the hopper and be used for the concrete outflow that the stirring is good, go out the lateral wall slope of hopper and be convenient for the ejection of compact, prevent piling up of surplus material.

Preferably, the height of the water outlets of the first box body and the second box body is lower than that of the second feed inlet, and the first conveying pipeline is provided with a water pump.

Through adopting above-mentioned technical scheme, the water pump is used for inputing the mixing drum of eminence with the interior water of first box and the second box of low department and additive, the change and the cleanness of the first box and the second box of being convenient for.

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

1. the two box bodies are connected outside the mixing barrel, water and the admixture are respectively arranged, the water and the admixture are automatically conveyed to the mixing barrel through the control of a water pump and a switch valve, and the water and the admixture are controlled through a flow meter, so that proportional mixing is realized, and the processing efficiency of concrete is improved.

2. The water outlets of the two box bodies are respectively provided with a switch valve, the switch valves are separately controlled, water is firstly input into the mixing cylinder, the powder absorbing particles in the mixing cylinder absorb water, and after the water is fully absorbed, the admixture is input into the mixing cylinder for mixing, so that the action effect of the admixture is improved.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present application.

Fig. 2 is a side sectional view of the first embodiment of the present application.

Fig. 3 is a schematic structural diagram of a second embodiment of the present application.

Description of reference numerals: 1. a first case; 2. a second case; 3. a mixing drum; 4. a stirring mechanism; 41. a first rotating shaft; 42. a first rotating electrical machine; 43. a helical blade; 5. a first support frame; 6. a second support frame; 7. a discharge hole A; 8. a mounting frame; 9. a water outlet pipe; 10. a first delivery conduit; 11. a first on-off valve; 111. a flange seat; 112. a second rotating electrical machine; 113. a second rotating shaft; 114. a partition plate; 115. a flange member; 12. a water pump; 13. a water inlet A; 14. a water inlet B; 15. a second delivery conduit; 16. a second on-off valve; 17. a first flow meter; 18. a second flow meter; 19. an annular duct; 20. a third delivery conduit.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a mixing plant for recycled concrete.

Example one

Referring to fig. 1, a mixing plant for recycled concrete comprises a first box body 1, a second box body 2, a mixing drum 3 and a mixing mechanism 4, wherein a first supporting frame 5 is arranged at the lower end of the mixing drum 3, a second supporting frame 6 is arranged at the lower end of the first box body 1, a first feeding hole and a second feeding hole are formed in the upper end of the mixing drum 3, a discharging hole A7 is formed in the lower end of the mixing drum 3, and a discharging hopper structure is formed by the discharging hole A7. The first feed inlet sets up in the up end of mixing drum 3, and the second feed inlet sets up in the lateral wall of mixing drum 3 and is close to the one end of first feed inlet. First feed inlet is equipped with mounting bracket 8, and rabbling mechanism 4 is fixed in on the mounting bracket 8.

Referring to fig. 2, a first conveying pipeline 10 is arranged at the second feeding hole of the mixing drum 3, the first conveying pipeline 10 is provided with a first water inlet and a second water inlet, a water outlet pipe 9 is arranged on the lower end surface of the first box body 1, and a water inlet a13 is arranged at the upper end of the first box body 1. The water outlet of the first box body 1 is lower than the second feed inlet, the first water inlet of the first conveying pipeline 10 is communicated with the water outlet pipe 9 of the first box body 1, the water outlet pipe 9 of the first box body 1 is provided with a first switch valve 11, and one end of the first conveying pipeline 10, which is close to the mixing drum 3, is provided with a water pump 12.

The delivery port of second box 2 sets up in the lateral wall, and the upper end of second box 2 is equipped with water inlet B14, and the delivery port of second box 2 is provided with second pipeline 15, and the one end of second pipeline 15 stretches into the bottom surface that is close second box 2 in the second box 2, and the other end of second pipeline 15 communicates in the second water inlet of first pipeline 10 to be located between water pump 12 and first ooff valve 11, be equipped with second ooff valve 16 on the second pipeline 15.

Referring to fig. 2, the stirring mechanism 4 includes a first rotating shaft 41, a first rotating motor 42, and a helical blade 43, and the first rotating shaft 41 is provided on the central axis of the mixing drum 3. The first rotating motor 42 is installed on the mounting frame 8 of the first feeding hole, and the output end of the first rotating motor extends into the mixing drum 3 and is fixedly connected with the first rotating shaft 41. The helical blade 43 is fixed on the first rotating shaft 41, and the diameter of the external thread of the helical blade 43 is smaller than the inner diameter of the mixing drum 3.

The first switch valve 11 includes a flange seat 111, a second rotating electrical machine 112, a second rotating shaft 113 and a partition plate 114, one end of the flange seat 111 is fixed to the water outlet pipe 9 of the first box 1, the other end is connected and installed with the first conveying pipeline 10 through a flange structure, and a flange 115 is arranged at a first water inlet end of the first conveying pipeline 10. Partition plate 114 is disposed in flange seat 111, second rotating electrical machine 112 is fixed on the outer wall of flange seat 111, one end of second rotating shaft 113 is fixedly connected to the output end of second rotating electrical machine 112, and the other end penetrates through the horizontal central axis of partition plate 114.

Drive baffle 114 through second rotating electrical machines 112 and use the pivot to overturn as the axis in flange seat 111, baffle 114 is discoid, and violently in flange seat 111 when baffle 114, the inner wall of flange seat 111 can be laminated to the lateral wall of baffle 114 to separate the passageway in the flange seat, seal the water in the first box 1. A first flow meter 17 is arranged on the flange seat 111, and the first flow meter 17 measures and feeds back the water flow in the first box body 1, so that the work of the first switch valve 11 is controlled, and the water flow is controlled.

The second switch valve 16 is an electromagnetic valve, a second flowmeter 18 is arranged on the second conveying pipeline 15, and the second flowmeter 18 is used for measuring and feeding back the additive flow inside and outside the second box body 2, so that the work of the second switch valve 16 is controlled, and the control of the additive flow is realized.

The implementation principle of the mixing plant for the recycled concrete in the embodiment of the application is as follows: water is input into the first box body 1 through the water inlet A13, the admixture is input into the second box body 2 through the water inlet B14, the proportion calculation is carried out through the input total amount value of the machine-made sand, the input amount of the required water and the input amount of the admixture are obtained, and the two input amounts are respectively arranged on the first flow meter 17 and the second flow meter 18 and then start to work. In the machine-made sand enters into mixing drum 3 from first feed inlet, baffle 114 of first ooff valve 11 is opened, and water pump 12 drives the water in the first box 1 and flows into mixing drum 3, and simultaneously, first rotating electrical machines 42 drives helical blade 43 and stirs, lets water and machine-made sand mix the contact, and after first flowmeter 17 detected the flow of water and reached the input volume, baffle 114 of first ooff valve 11 was closed, stopped the input of stagnant water. After the helical blade 43 is stirred for a period of time, the second switch valve 16 is opened, the water pump 12 drives the admixture in the second box body 2 to enter the mixing drum 3, but after the second flowmeter 18 detects that the flow of the admixture reaches the input amount, the second switch valve 16 is closed, and the input of the admixture is stopped. The spiral blade 43 continuously stirs until concrete is formed and then flows out from the discharge port a7 of the mixing drum 3.

Example two

Referring to fig. 3, the present embodiment is different from embodiment 1 in that a plurality of second feeding holes are arranged around the outer wall of the mixing drum 3, an annular duct 19 is arranged at the output end of the first conveying duct 10 and sleeved outside the mixing drum 3, and the annular duct 19 is communicated with each second feeding hole by a third conveying duct 20.

The implementation principle of the embodiment 2 is as follows: the water and the admixture firstly pass through the annular pipeline 19 and are dispersed to each second feeding hole through the annular pipeline 19, and then enter the mixing barrel 3 for stirring and mixing.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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

1. A mixing plant for recycled concrete, characterized in that: including mixing drum (3), first box (1), second box (2), first pipeline (10) and second pipeline (15), mixing drum (3) is equipped with first feed inlet, second feed inlet and discharge gate A (7), first pipeline (10) are equipped with first water inlet and second water inlet, first water inlet communicates in the delivery port of first box (1), the second water inlet communicates in the delivery port of second pipeline (15), the delivery port of first pipeline (10) communicates in the second feed inlet of mixing drum (3), the delivery port of first box (1) is equipped with first ooff valve (11), the delivery port of second box (2) is equipped with second ooff valve (16), be equipped with rabbling mechanism (4) in mixing drum (3).

2. A mixing station for recycled concrete according to claim 1, characterized in that: rabbling mechanism (4) include first pivot (41), helical blade (43) and first rotating electrical machines (42), first pivot (41) are installed on the center pin of mixing drum (3), rotating blade installs on first pivot (41), first rotating electrical machines (42) output is connected in first pivot (41).

3. A mixing station for recycled concrete according to claim 1, characterized in that: first ooff valve (11) include second rotating electrical machines (112), second pivot (113), baffle (114) and flange seat (111), install in the delivery port of first box (1) flange seat (111), baffle (114) set up in flange seat (111), and second pivot (113) set up on the center pin of baffle (114), second rotating electrical machines (112) are installed on flange seat (111), the output of second rotating electrical machines (112) is connected in second pivot (113), first water inlet is equipped with flange spare (115).

4. A mixing station for recycled concrete according to claim 3, characterized in that: the flange seat (111) is provided with a first flow meter (17).

5. A mixing station for recycled concrete according to claim 1, characterized in that: the second switch valve (16) is an electromagnetic valve.

6. A mixing station for recycled concrete according to claim 5, characterized in that: a second flowmeter (18) is arranged between the water outlet of the second box body (2) and the second switch valve (16).

7. A mixing station for recycled concrete according to claim 1, characterized in that: the outer wall that the second feed inlet surrounds mixing drum (3) sets up a plurality of, the delivery port of first pipeline (10) is equipped with annular duct (19), the outside of mixing drum (3) is located to annular duct (19) cover, the same center pin setting of annular duct (19) and mixing drum (3), annular duct (19) and arbitrary the second feed inlet is equipped with third pipeline (20).

8. A mixing station for recycled concrete according to claim 1, characterized in that: and a discharge hopper is arranged at a discharge port A7(7) of the mixing barrel (3).

9. A mixing station for recycled concrete according to claim 1, characterized in that: the water outlets of the first box body (1) and the second box body (2) are lower than the second feed inlet, and the first conveying pipeline (10) is provided with a water pump (12).