CN111906935B

CN111906935B - Concrete mixing device convenient to dust fall

Info

Publication number: CN111906935B
Application number: CN202010707090.3A
Authority: CN
Inventors: 孙学志; 郑学贵
Original assignee: Tangshan Hengxu Concrete Co ltd
Current assignee: Tangshan Hengxu Concrete Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2022-02-11
Anticipated expiration: 2040-07-21
Also published as: CN111906935A

Abstract

The utility model relates to a concrete mixing device convenient to dust fall relates to concrete processing equipment's field, which comprises a tank body, the upper surface of the jar body is connected with the inlet pipe, one side of inlet pipe is connected with dust removal mechanism, dust removal mechanism include with the fixed connecting pipe of inlet pipe side, the one end that the inlet pipe was kept away from to the connecting pipe is fixed with the air exhauster, the last fixed surface in the connecting pipe has the spray pipe, the lower surface of connecting pipe is connected with the collecting box, the hole for water spraying towards the collecting box spray one-tenth water curtain is seted up to the side of spray pipe. This application has the effect of the raise dust of being convenient for is collected.

Description

Concrete mixing device convenient to dust fall

Technical Field

The application relates to the field of concrete processing equipment, especially relates to a concrete mixing device convenient to dust fall.

Background

Concrete is a common building material and is prepared by mixing concrete raw materials such as cement, sand, additives, water and the like. The concrete is generally processed by a concrete mixing device, and the concrete raw materials are fully and uniformly mixed in the concrete mixing device to obtain the required concrete.

Chinese patent with current publication number CN209552122U discloses a dust fall concrete mixing device, including the agitator, the inlet pipe, the discharging pipe, the valve, first stirring subassembly, second stirring subassembly, agitator lateral wall top is provided with dust removal mechanism, dust removal mechanism includes the air exhauster, the exhaust column that sets up between air exhauster and agitator and make both be linked together, the setting just is used for the dust removal board that removes dust on the exhaust column, the collecting box of setting in the exhaust column below, the coupling assembling that sets up between collecting box and exhaust column and make both be linked together, a plurality of dust removal holes have been seted up on the dust removal board, coupling assembling sets up the one side that is close to the agitator at the dust removal board. When the dust removal mechanism removes dust, the exhaust fan is started, so that the raised dust in the stirring barrel enters the exhaust pipe, and then the raised dust in the exhaust pipe enters the collection box below the exhaust pipe to be collected.

To the above-mentioned correlation technique, the inventor thinks that when the air exhauster convulsions the dust absorption, because wind-force is along the length direction of exhaust column, there is the raise dust in the exhaust column and is difficult for falling the collecting box below the exhaust column and collect the defect.

Disclosure of Invention

In order to facilitate the collection of raise dust, this application provides a concrete mixing device convenient to dust fall.

The application provides a pair of concrete mixing device convenient to dust fall adopts following technical scheme:

the utility model provides a concrete mixing device convenient to dust fall, includes a jar body, and the upper surface of the jar body is connected with the inlet pipe, and one side of inlet pipe is connected with dust removal mechanism, and dust removal mechanism includes the connecting pipe fixed with an inlet pipe side, and the one end that the inlet pipe was kept away from to the connecting pipe is fixed with the air exhauster, and the upper surface fixed in the connecting pipe has the spray pipe, and the lower surface of connecting pipe is connected with the collecting box, and the hole for water spraying that sprays into the water curtain towards the collecting box is seted up to the side of spray pipe.

Through adopting above-mentioned technical scheme, make the concrete raw materials get into jar internal portion from the inlet pipe, start the air exhauster simultaneously, the air exhauster inhales the connecting tube with the raise dust in the inlet pipe, the simultaneous control spray pipe sprays the formation water curtain to the direction of collecting box through the water spray hole, the raise dust that gets into the connecting tube then can spray the water curtain that forms with the spray pipe and mix, and together fall and collect in the collecting box, so be convenient for carry out the dust fall and collect the raise dust, simple structure makes the cost of collecting the raise dust lower, and the operation of being convenient for.

Preferably, a blocking plate positioned between the water spraying pipe and the exhaust fan is fixed in the connecting pipe, and a plurality of ventilation holes are formed in the blocking plate.

Through adopting above-mentioned technical scheme for the baffler does not influence the air exhauster and follows the normal convulsions of connecting pipe, and the baffler can reduce the water that the spray pipe sprayed and fly to the possibility of air exhauster, prevents that water from producing the destruction to the air exhauster.

Preferably, the ventilation holes are inclined downwards towards the direction far away from the exhaust fan.

Through adopting above-mentioned technical scheme, the water that further reduces the spray pipe and sprays passes the ventilative hole and gets into the possibility that the baffler is close to air exhauster one side to further reduce the destruction that water produced the air exhauster.

Preferably, a separation assembly for separating cement is arranged in the collection box, a circulating pipe is fixed on the side wall of the collection box, the other end of the circulating pipe penetrates through the connecting pipe to be communicated with the water spray pipe, and a water pump is mounted on the circulating pipe.

Through adopting above-mentioned technical scheme, when starting the water pump, in the collecting box through the water of separation subassembly separation along the circulation pipe entering spray tube to pass the hole for water spraying and spout inside the connecting pipe, and the water after spraying gets into in the collecting box again and collects, so realized water cyclic utilization.

Preferably, the collecting box is including storing up mud portion and water storage portion, and the bottom that stores up mud portion is higher than the bottom of water storage portion, and the filter screen that is located between mud portion and the water storage portion that separation module includes being equipped with in the collecting box, and the bottom surface and the both sides face of filter screen are fixed with the bottom surface and the two inside walls of collecting box respectively, and the collecting box in-connection has the water direction that sprays the spray pipe and advances the direction subassembly that stores up mud portion.

Through adopting above-mentioned technical scheme, the water that the spray pipe sprays and the direction whereabouts that the baffler goes up to attach water and all face and be close to the collecting box, and through the direction of direction subassembly, the muddy water entering of mixed raise dust stores up mud portion, and the water that stores up mud portion passes the filter screen whereabouts and collects to water storage portion afterwards, and the mud that sprays water absorption raise dust and form is then blockked by the filter screen and is collected in storing up mud portion, so be convenient for the muddy water separation in the collecting box become mud and water.

Preferably, the guide assembly includes that both ends rotate the axis of rotation of being connected with the collecting box inside wall respectively, and the lateral wall of axis of rotation is fixed with a plurality of guide vane that revolute the axis of rotation setting, and the water that the spray pipe sprayed falls to the upper surface of the guide vane who is close to the air exhauster, and the guide vane who is close to the air exhauster is located and stores up mud portion.

Through adopting above-mentioned technical scheme, the water that the spray pipe sprayed falls to the upper surface that is close to the guide vane of air exhauster, and the guide vane who accepts muddy water rotates to the direction that is close to storage mud portion under the effect of gravity, and the muddy water on the guide vane falls into storage mud portion afterwards, so makes the muddy water of mixing the raise dust get into smoothly and store up mud portion.

Preferably, the guide blade is made of plastic materials, and the side surface of the guide blade close to the filter screen is in contact with the upper end of the filter screen.

By adopting the technical scheme, when the water sprayed by the spray pipe provides a rotating force for the guide blade, the guide blade rotates around the axis of the rotating shaft to impact the filter screen, the filter screen generates vibration due to impact so as to accelerate the water in the mud storage part to pass through the filter screen to enter the water storage part, and the possibility of blocking of the filter screen is reduced due to the vibration generated by the filter screen; when the guide blade impacts the filter screen, the guide blade is subjected to plastic deformation so as to pass through the upper surface of the filter screen, and the filter screen does not influence the normal rotation of the guide blade.

Preferably, the guide vane is a circular arc-shaped guide vane.

By adopting the technical scheme, the arc-shaped guide blades are convenient for receiving water sprayed by the spray pipe.

Preferably, the internal (mixing) shaft that is equipped with of jar, the side of (mixing) shaft is fixed with auger blade, and the lower fixed surface of the jar body has the discharging pipe, installs the valve on the discharging pipe, and the (mixing) shaft lower extreme stretches into the discharging pipe and forms and prevent stifled pole, and the side of preventing stifled pole is fixed with a plurality of puddlers.

Through adopting above-mentioned technical scheme, thereby the (mixing) shaft drives the auger blade and rotates and stir the raw materials of jar internal portion and mix, and when the ejection of compact of needs discharging pipe, the control (mixing) shaft drives prevents that stifled pole and puddler rotate, opens the valve, and jar internal raw materials breaks away from jar internal portion along the discharging pipe smoothly under the rotation of puddler.

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

1. the raised dust entering the connecting pipe is mixed with a water curtain formed by spraying of the water spraying pipe and falls into the collecting box together for collection, so that the raised dust is conveniently reduced and collected, the structure is simple, the raised dust collection cost is low, and the operation is convenient;

2. the ventilation holes are inclined downwards in the direction far away from the exhaust fan, so that the possibility that water sprayed by the water spraying pipes passes through the ventilation holes to enter one side of the blocking plate close to the exhaust fan is further reduced, and the damage of the water to the exhaust fan is further reduced;

3. thereby guide vane revolves the axis rotation striking filter screen of axis of rotation, thereby the filter screen receives the impact to produce the vibration and thereby the water that accelerates storage mud portion passes the filter screen and gets into water storage portion, and the filter screen produces the vibration and has also reduced the possibility that the filter screen is blockked up.

Drawings

FIG. 1 is a schematic view of the overall structure of the stirring apparatus according to the embodiment.

FIG. 2 is a schematic structural diagram of the inside of the tank according to the embodiment.

FIG. 3 is a schematic structural diagram of a dust removing mechanism according to an embodiment.

FIG. 4 is a schematic structural view of the interior of the dust removing mechanism according to the embodiment.

Fig. 5 is a partially enlarged view of a portion a in fig. 4.

Description of reference numerals: 1. a tank body; 11. a feed pipe; 12. a feed hopper; 13. a discharge pipe; 131. a valve; 14. supporting legs; 15. a support plate; 2. a stirring shaft; 21. a screw blade; 22. a drive motor; 23. an anti-blocking rod; 24. a stirring rod; 3. a dust removal mechanism; 31. a connecting pipe; 32. an exhaust fan; 33. a collection box; 331. a sludge storage part; 3311. a door body; 332. a water storage part; 34. a water spray pipe; 341. a water spray hole; 4. a barrier plate; 41. a ventilation hole; 5. a circulation pipe; 51. a water pump; 6. a separation assembly; 61. a filter screen; 7. a transition duct; 8. a guide assembly; 81. a rotating shaft; 82. and a guide vane.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses concrete mixing device convenient to dust fall. Referring to fig. 1, the stirring device comprises a tank body 1, wherein three support legs 14 supported on the ground are uniformly fixed on the outer side wall of the tank body 1; the vertical inlet pipe 11 that upwards sets up of last fixed surface of jar body 1 of being connected with, inlet pipe 11 upper end fixedly connected with feeder hopper 12, the lower fixed surface of jar body 1 is connected with discharging pipe 13, installs valve 131 on discharging pipe 13. Referring to fig. 2, a stirring shaft 2 is arranged in the tank body 1 in the vertical direction, the upper end of the stirring shaft 2 penetrates through the upper surface of the tank body 1 and is fixedly connected with a driving motor 22, the driving motor 22 is arranged on the upper surface of the tank body 1, and the stirring shaft 2 is fixedly connected with auger blades 21 on the side surface in the tank body 1.

Referring to fig. 2, the raw material of concrete enters the tank body 1 along the feed hopper 12 and the feed pipe 11 in sequence, and then the driving motor 22 is started, and the driving motor 22 drives the stirring shaft 2 and the auger blade 21 to rotate, so as to stir the raw material in the tank body 1. After the raw materials in the tank body 1 are stirred and mixed, the valve 131 is opened to separate the raw materials in the tank body 1 from the tank body 1 along the discharge pipe 13.

The lower extreme of (mixing) shaft 2 stretches into inside formation of discharging pipe 13 and prevents stifled pole 23, prevents a plurality of puddlers 24 of lateral wall fixedly connected with of stifled pole 23, when opening valve 131, can start driving motor 22 for driving motor 22 drives (mixing) shaft 2, prevents stifled pole 23 and puddler 24 and rotates, and puddler 24 rotates and prevents that discharging pipe 13 from blockking up, is convenient for the smooth unloading of discharging pipe 13.

Be connected with dust fall mechanism on the inlet pipe 11, dust fall mechanism can carry out the dust fall to the raise dust that produces when jar body 1 internal stirring mixes the raw materials, also is convenient for carry out the dust fall to the raise dust that produces when inlet pipe 11 feeds.

Referring to fig. 3, the dust falling mechanism includes a connecting pipe 31 fixedly connected to a side wall of the feeding pipe 11 far away from the driving motor 22, an exhaust fan 32 fixedly connected to an end of the connecting pipe 31 far away from the feeding pipe 11, and a collecting box 33 connected to a lower surface of the connecting pipe 31. Referring to fig. 4 and 5, a spray pipe 34 for spraying water and reducing dust is fixedly connected to the upper surface of the inner side of the connecting pipe 31, the axis direction of the spray pipe 34 is perpendicular to the length direction of the connecting pipe 31, a plurality of spray holes 341 are formed in the side wall of the spray pipe 34 and are arranged toward the collecting box 33, and the spray pipe 34 sprays water along the spray holes 341 in the direction close to the collecting box 33 to form a water curtain.

Referring to fig. 4, the outer side wall of the tank 1 is fixedly connected with a horizontally arranged support plate 15, and the collection box 33 and the exhaust fan 32 are both mounted on the support plate 15.

Referring to fig. 4 and 5, when the dust fall mechanism works, the exhaust fan 32 is started, the exhaust fan 32 sucks the raised dust into the connecting pipe 31, the water spraying pipe 34 is controlled to spray water towards the collecting box 33 through the water spraying holes 341, the raised dust entering the connecting pipe 31 is mixed with a water curtain formed by spraying the water spraying pipe 34, and falls into the collecting box 33 to be collected, so that the raised dust is collected conveniently.

In order to prevent the suction fan 32 from being damaged by the water sprayed from the spray pipe 34 sucked into the suction fan 32 when the suction fan 32 sucks air, a blocking plate 4 is disposed between the spray pipe 34 and the suction fan 32, and the blocking plate 4 is disposed inside the connection pipe 31 and fixedly connected to the connection pipe 31. The blocking plate 4 is provided with a plurality of ventilation holes 41, so that the blocking plate 4 does not influence the normal ventilation of the exhaust fan 32 along the connecting pipe 31.

Referring to fig. 4 and 5, each of the ventilation holes 41 is inclined downward in a direction away from the suction fan 32. This further reduces the likelihood that water sprayed by the spray pipes 34 will pass through the ventilation holes 41 into the side of the baffle 4 adjacent the suction fan 32.

Referring to fig. 3 and 4, a separating assembly 6 for separating water and mud is disposed in the collecting tank 33, a circulating pipe 5 made of soft material is fixedly connected to one side surface of the collecting tank 33, the circulating pipe 5 is communicated with the inside of the collecting tank 33, and referring to fig. 5, one end of the circulating pipe 5, which is far away from the collecting tank 33, penetrates through the upper surface of the connecting pipe 31 and is communicated with the water spraying pipe 34. A water pump 51 is mounted on the circulation pipe 5.

When the water pump 51 is driven, the water separated by the separating assembly 6 in the collecting tank 33 enters the spray pipe 34 (refer to fig. 5) along the circulating pipe 5 and is sprayed into the connecting pipe 31 through the spray holes 341, and the sprayed water enters the collecting tank 33 to be collected, so that the water recycling is realized.

Referring to fig. 4, a transition pipe 7 communicating with the connecting pipe 31 is fixedly connected to the lower surface of the connecting pipe 31, the transition pipe 7 is vertically arranged downwards and is fixedly connected with the collecting box 33, and the side wall of the transition pipe 7 close to the exhaust fan 32 is inclined towards the direction close to the exhaust fan 32 so as to receive the influence of wind force on water moving towards the direction close to the exhaust fan 32. The collecting box 33 comprises a mud storage part 331 and a water storage part 332, the separating component 6 comprises a filter screen 61 arranged between the mud storage part 331 and the water storage part 332, the bottom surface and two side surfaces of the filter screen 61 are respectively fixed with the bottom surface and two inner side walls of the collecting box 33, and the bottom surface of the water storage part 332 is lower than the bottom surface of the mud storage part 331. Referring to fig. 3 and 4, a door body 3311 is installed on a side wall of the sludge storage portion 331 so that the door body 3311 can be opened to clean the sludge storage portion 331.

Referring to fig. 4 and 5, both the water sprayed from the water spray pipe 34 and the water attached to the barrier plate 4 fall into the transition pipe 7 and fall along the transition pipe 7 to the sludge storage portion 331. Then the water in the mud storage part 331 passes through the filter screen 61 and falls to the water storage part 332 for collection, the mud formed by the dust adsorbed by the sprayed water is blocked in the mud storage part 331 by the filter screen 61 for collection, and the circulating pipe 5 is fixedly connected with the side wall of the water storage part 332.

Referring to fig. 4, a guide member 8 for guiding the sprayed water is connected to the collection tank 33, and the guide member 8 guides the water sprayed from the spray pipe 34 into the mud storage portion 331, and then the water in the mud storage portion 331 is filtered by the filter screen 61 and then enters the water storage portion 332.

The guide assembly 8 includes a rotation shaft 81, and both ends of the rotation shaft 81 are rotatably connected to the inner sidewall of the collection box 33, respectively. The lateral wall fixedly connected with of axis of rotation 81 has four guide vane 82 that evenly set up, and guide vane 82 is arc, and the water that the spray pipe 34 sprayed is followed transition pipe 7 and is close to the inside wall landing of air exhauster 32 to one of them guide vane 82, and the guide vane 82 that holds the water rotates to the direction that is close to mud portion 331 under the effect of gravity, and the water on the guide vane 82 falls into mud portion 331 that stores up afterwards.

The guide member 8 is rotated clockwise all the time by the force of the sprayed water, and the guide member 8 is positioned right above the filter net 61. The guide vane 82 is made of plastic material, and the side surface of the guide vane 82 close to the filter screen 61 is in contact with the upper end of the filter screen 61.

When the water sprayed from the water spraying pipe 34 gives a rotating force to the guide vane 82, the guide vane 82 rotates around the axis of the rotating shaft 81 to impact the filter screen 61, the filter screen 61 is vibrated by the impact to accelerate the water in the mud storage portion 331 to pass through the filter screen 61 and enter the water storage portion 332, and the filter screen 61 is vibrated to reduce the possibility that the filter screen 61 is blocked. When the guide blade 82 hits the filter screen 61, the guide blade 82 is plastically deformed so as to pass over the upper surface of the filter screen 61, and the filter screen 61 does not affect the normal rotation of the guide blade 82.

The concrete mixing device's of this application embodiment implementation principle convenient to dust fall is: the raw materials of concrete follow feeder hopper 12 and inlet pipe 11 in proper order and get into jar body 1 inside, start driving motor 22 afterwards, make auger blade 21 rotate and stir the mixture to jar raw materials in 1, after the raw materials stirring of 1 insides of jar is mixed, open valve 131, the raw materials in 1 jar body breaks away from 1 insides of jar along discharging pipe 13 smoothly under the rotation of puddler 24, closes driving motor 22 casing finally.

When the feeding hopper 12 is fed, the suction fan 32 is started, the suction fan 32 sucks the dust in the feeding pipe 11 into the connecting pipe 31, the water pump 51 is started at the same time, so that the water in the water storage part 332 enters the water spraying pipe 34 along the circulating pipe 5, the water in the water spraying pipe 34 is sprayed in a water curtain direction close to the collecting box 33 along the water spraying holes 341, the dust and the water sprayed by the water spraying pipe 34 fall on the guide blade 82 when being mixed, the guide blade 82 rotates in a direction close to the mud storage part 331 under the gravity action of the mud water, finally the mud water on the guide blade 82 falls on the mud storage part 331, the mud is retained in the mud storage part 331 under the blocking of the filter screen 61, and the water passes through the filter screen 61 and enters the water storage part 332 for storage.

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. The utility model provides a concrete mixing device convenient to dust fall, includes a jar body (1), the upper surface of jar body (1) is connected with inlet pipe (11), and one side of inlet pipe (11) is connected with dust removal mechanism (3), and dust removal mechanism (3) include with inlet pipe (11) a side fixed connecting pipe (31), and the one end that inlet pipe (11) were kept away from in connecting pipe (31) is fixed with air exhauster (32), its characterized in that: a water spraying pipe (34) is fixed on the upper surface in the connecting pipe (31), the lower surface of the connecting pipe (31) is connected with a collecting box (33), and the side surface of the water spraying pipe (34) is provided with a water spraying hole (341) which sprays water curtain towards the collecting box (33);

a separation assembly (6) for separating cement is arranged in the collection box (33), a circulation pipe (5) is fixed on the side wall of the collection box (33), the other end of the circulation pipe (5) penetrates through the connection pipe (31) to be communicated with the water spray pipe (34), and a water pump (51) is mounted on the circulation pipe (5);

the collecting box (33) comprises a mud storage part (331) and a water storage part (332), the bottom of the mud storage part (331) is higher than the bottom of the water storage part (332), the separating component (6) comprises a filter screen (61) which is arranged in the collecting box (33) and is positioned between the mud storage part (331) and the water storage part (332), the bottom surface and two side surfaces of the filter screen (61) are respectively fixed with the bottom surface and two inner side walls of the collecting box (33), and a guide component (8) which guides water sprayed by the water spray pipe (34) into the mud storage part (331) is connected in the collecting box (33);

the guide assembly (8) comprises a rotating shaft (81) with two ends respectively rotatably connected with the inner side wall of the collecting box (33), a plurality of guide blades (82) arranged around the axis of the rotating shaft (81) are fixed on the side wall of the rotating shaft (81), water sprayed by the water spraying pipe (34) falls to the upper surface of the guide blades (82) close to the exhaust fan (32), and the guide blades (82) close to the exhaust fan (32) are positioned in the mud storage part (331);

the guide blade (82) is made of plastic materials, and the side surface of the guide blade (82) close to the filter screen (61) is in contact with the upper end of the filter screen (61);

the guide vane (82) is an arc guide vane (82).

2. The concrete mixing device convenient for dust fall of claim 1, wherein: a separation plate (4) positioned between the water spraying pipe (34) and the exhaust fan (32) is fixed in the connecting pipe (31), and a plurality of ventilation holes (41) are formed in the separation plate (4).

3. The concrete mixing device convenient for dust fall of claim 2, wherein: the ventilation holes (41) are inclined downwards towards the direction far away from the exhaust fan (32).

4. The concrete mixing device convenient for dust fall of claim 1, wherein: the utility model discloses a stirring shaft (2) is equipped with in jar body (1), and the side of (mixing) shaft (2) is fixed with auger blade (21), and the lower fixed surface of jar body (1) has discharging pipe (13), installs valve (131) on discharging pipe (13), and discharging pipe (13) formation is prevented stifled pole (23) to (mixing) shaft (2) lower extreme, and the side of preventing stifled pole (23) is fixed with a plurality of puddlers (24).