CN214521005U - Discharging device of stirrer - Google Patents

Abstract

The application relates to the field of concrete mixing equipment, in particular to a mixer discharging device, which comprises an outer pipe wall, a telescopic mechanism and a power mechanism, wherein the outer pipe wall is arranged on the side wall where a mixer discharging port is arranged, and the telescopic mechanism comprises a sleeve pipe assembly which is arranged in the outer pipe wall in a sliding manner; the power mechanism drives the sleeve pipe assembly to slide up and down along the outer pipe wall. This application has the flexible of realizing mixer discharging device, easily takes place the effect that the concrete splashes when improving the mixer ejection of compact.

Description

Discharging device of stirrer

Technical Field

The application relates to the field of concrete mixing equipment, in particular to a discharging device of a mixer.

Background

In the building work progress, often need use a large amount of concrete, realize large-scale production in order to improve production efficiency, often can stir the mixture to the concrete raw materials in large-scale mixer, transport to the building site by the concrete tank car afterwards and be under construction.

Chinese application with publication No. CN109605574A discloses a mixer for automatic feeding and discharging for building, which comprises a mixing tank support and a transmission mechanism support, wherein a mixing tank is fixedly supported above the mixing tank support, a tank cover is hermetically covered above the mixing tank, a mixing motor is fixedly welded on the upper surface of the tank cover, a mixing drive gear is fixedly welded on the upper end of an output shaft of the mixing motor, a mixing shaft gear is meshed on the inner side of the mixing drive gear, a hollow mixing shaft is fixedly inserted in the middle of the mixing shaft gear, the lower end of the hollow mixing shaft penetrates into the mixing tank, a plurality of stirring rods are fixedly arranged on the surface of the hollow mixing shaft, a plurality of stirring support rods are fixedly connected on the upper and lower surfaces of the stirring rods, a water pipe is hermetically connected on the upper end of the hollow mixing shaft, a water pump is connected on one end of the water pipe, and a transmission motor fixing frame is fixedly welded on the upper surface of the tank cover, and the fixed welding in top of conveying motor mount has the conveying motor, the inboard rotatable articulated of end support has the pivot of pulling, and the fixed welding of one end of pulling the pivot has the pivot gear of pulling, the fixed welding of output shaft one end of conveying motor has conveying drive gear, and conveying drive gear with pull pivot gear intermeshing, the below of pulling the pivot is provided with the feed inlet, and the upper surface of cover is seted up to the feed inlet, the lower extreme of agitator tank is connected with the discharge gate, and the surface of discharge gate is provided with discharge valve, the fixed transport mechanism that is provided with in top of transport mechanism support, and transport mechanism includes the conveyer belt, the right side end of transport mechanism support is provided with down pulls the pivot, the both ends movable sleeve of conveyer belt is located and pulls the pivot under and on.

The principle of the scheme is as follows: when the mixer is used, firstly, the conveying mechanism is started, the conveying motor works, the conveying belt moves due to the rotation of the conveying motor, then, proportioned gravels and cement are contained on the upper surface of the lower end of the conveying belt, the gravels and the cement are conveyed to the upper end under the action of the conveying belt and fall into the mixing tank through the feeding hole, then, the water pump and the mixing motor are started, the water pump is placed in the water storage tank, the output shaft of the mixing motor rotates to enable the hollow mixing shaft to rotate at a high speed, when the stirring rod stirs materials at a high speed, water is discharged from the water outlet on the stirring support rod at the same time, the concrete is stirred very efficiently and sufficiently, and after the concrete is stirred, finished concrete can be discharged from the mixing tank by opening the discharge valve on the discharge hole.

However, in the use process of the scheme, when the stirred concrete is discharged into the tank car through the discharge hole, a large amount of concrete splashes out, and the splashed and scattered concrete is not easy to clean.

In view of the above-mentioned related art, the inventors considered that the solution before the improvement has a drawback that concrete is easily splashed when discharging.

SUMMERY OF THE UTILITY MODEL

Easily take place the defect that splashes when improving the concrete mixer ejection of compact, this application provides a mixer discharging device.

The application provides a pair of mixer discharging device adopts following technical scheme:

a discharging device of a stirrer comprises an outer pipe wall, a telescopic mechanism and a power mechanism, wherein the outer pipe wall is arranged on the side wall where a discharging port of the stirrer is located; the power mechanism drives the sleeve pipe assembly to slide up and down along the outer pipe wall.

Through adopting above-mentioned technical scheme, power unit starts and drives the thimble assembly and slides along outer pipe wall inner wall, and power unit drives thimble assembly lapse extension discharge gate length during the ejection of compact, and the thimble assembly after extending stretches into in the feed inlet of concrete tank car, has played the effect that prevents the concrete and splash.

Optionally, the sleeve assembly comprises a plurality of sliding sleeves with diameters decreasing from the outer tube wall inwards in sequence, and adjacent sliding sleeves slide relatively.

Through adopting above-mentioned technical scheme, a plurality of diameter size degressive slip sleeve cover in proper order are established together, and slip sleeve slides relatively downwards in proper order under power unit drives during the ejection of compact to accomplish the discharge gate and extend.

Optionally, the power mechanism includes a transmission assembly and a plurality of screws, the transmission assembly is fixedly disposed on the outer tube wall, and the screws are fixedly mounted on the sleeve assembly; the screw is in threaded transmission with the transmission assembly; the screw rod is fixedly connected with the sliding sleeve.

Through adopting above-mentioned technical scheme, the transmission subassembly rotates for the screw rod after starting, because the transmission subassembly is fixed with outer pipe wall, therefore the transmission subassembly drives the screw rod and slides from top to bottom, drives rather than the thimble assembly of fixed connection and slides from top to bottom when the screw rod slides from top to bottom, promotes the discharge gate and extends.

Optionally, the transmission assembly includes a main motor, a main power shaft, a driving gear, a driven gear set and a fixing frame, the main power shaft is fixedly installed on the main motor, and the driving gear is fixedly installed on the main power shaft; the driven gear set is arranged on the screw rod and is in threaded transmission with the screw rod; the driving gear and the driven gear set are in meshing transmission; the fixing frame is fixedly arranged on the wall of the outer pipe, and the driven gear set is rotatably arranged on the fixing frame.

Through adopting above-mentioned technical scheme, main motor starts and drives the driving gear through main power shaft and rotates, drive driven gear group through meshing transmission when the driving gear rotates and rotate, it rotates to drive the screw rod through screw thread transmission when driven gear group rotates, because mount fixed mounting is on the outer pipe wall, driven gear group rotates with the mount and is connected, thereby guarantee that driven gear group only takes place to rotate for the outer pipe wall and does not take place to slide, and then guarantee that the screw rod slides from top to bottom and driven gear group does not slide when driven gear group and screw rod rotate relatively, thereby it extends to drive the slip sleeve through the screw rod and accomplish the discharge gate.

Optionally, the screw leads are sequentially increased from the direction close to the axial axis of the main power.

By adopting the technical scheme, when the driven gear set is in meshing transmission with the driving gear, the screw sliding strokes are different due to different screw leads, and specifically the outside-in strokes are increased in sequence.

Optionally, the upper end of the sliding sleeve is provided with an inclined surface, and the inclined surface inclines from the outer pipe wall direction to the axis direction of the sliding sleeve.

Through adopting above-mentioned technical scheme, slip sleeve pipe upper end sets up to the inclined plane, is difficult for piling up in the sleeve pipe upper end when having guaranteed the concrete ejection of compact, has guaranteed that the ejection of compact process goes on smoothly.

Optionally, the mixer discharging device further comprises a cleaning and lubricating mechanism, the cleaning and lubricating mechanism comprises a cleaning assembly, the cleaning assembly comprises a spray head and a water pipe, the water pipe is fixedly installed on the outer wall of the outer pipe wall, and the spray head is fixedly installed at the lowest end of the outer wall of the outer pipe wall; one end of the water delivery pipe is connected with a water source, and the other end of the water delivery pipe is fixedly connected with the spray head.

Through adopting above-mentioned technical scheme, after the ejection of compact of certain stage was accomplished, water delivery pipe water delivery to shower nozzle sprays by the shower nozzle and washs power unit, and main washing part includes driving gear, driven gear and screw rod etc. avoids the concrete to pile up on power unit especially transmission assembly through wasing, has guaranteed that it is convenient when using next time.

Optionally, the cleaning and lubricating mechanism further comprises a lubricating assembly, and the lubricating assembly comprises a lubricating fluid cavity arranged at the upper end of the screw, an oil fluid pump and an oil fluid nozzle; an oil inlet of the oil pump is communicated with the lubricating liquid cavity, and an oil outlet of the oil pump is fixedly connected with the oil spray head; the oil liquid pump is controlled by a switch arranged at the discharging switch.

Through adopting above-mentioned technical scheme, after wasing the completion, on-off control oil pump starts, and on the oil pump drew lubricating oil from lubricated liquid chamber and sprays to the screw rod through the shower nozzle after, lubricating oil slided to corresponding driven gear along the screw rod on, lubricate other driven gear and driving gear in proper order through the meshing transmission afterwards.

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

1. the stretching of the discharge port of the stirrer is realized, and the defect that the concrete is easy to splash when the stirrer discharges is overcome;

2. the screw rods with different lead lengths are used for ensuring that the downward sliding distances of the sleeves are different when the sliding sleeve slides downward, specifically, the downward sliding distances from outside to inside are sequentially increased, so that the extension distance of the discharge port is increased.

3. The cleaning assembly and the lubricating assembly are arranged, so that transmission parts such as gears and screws can be cleaned and lubricated successively after discharging is finished, the influence on use caused by accumulation of concrete on the parts such as the gears or the screws is avoided, and the parts can be normally used when discharging is guaranteed.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

fig. 2 is a schematic structural diagram of a power mechanism according to an embodiment of the present disclosure;

fig. 3 is a cross-sectional view of the power mechanism according to the embodiment of the present disclosure, which is mainly used for showing the installation relationship between the fixing frame and other components;

FIG. 4 is a cross-sectional view of a telescoping mechanism of an embodiment of the present application;

fig. 5 is a schematic view of a cleaning and lubricating mechanism according to an embodiment of the present application.

Description of reference numerals: 1. an outer tube wall; 2. a telescoping mechanism; 3. a power mechanism; 4. cleaning a lubricating mechanism; 21. a bushing assembly; 211. a sliding sleeve; 31. a transmission assembly; 32. a screw; 311. a main motor; 312. a main power rod; 313. a driving gear; 314. a driven gear set; 3141. a driven gear; 315. a fixed mount; 41. cleaning the assembly; 42. a lubrication assembly; 411. a spray head; 412. a water delivery pipe; 421. a lubrication fluid chamber; 422. an oil liquid pump; 423. an oil spray head.

Detailed Description

Among the correlation technique, the mixer includes casing, power unit, stirring vane and discharge gate, and wherein the discharge gate generally sets up in the casing below, and after stirring vane accomplished concrete raw materials stirring, discharge gate department valve was opened and is accomplished the ejection of compact.

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

The embodiment of the application discloses mixer discharging device. Referring to fig. 1, the pipe comprises an outer pipe wall 1, a telescopic mechanism 2, a power mechanism 3 and a cleaning and lubricating mechanism 44. Telescopic machanism 2 slides and sets up in outer pipe wall 1, and telescopic machanism 2 includes thimble assembly 21, and thimble assembly 21 includes sliding sleeve 221, and when power unit 3 started, drive thimble assembly 21 and slide down, the discharge gate extension.

Referring to fig. 2 and 3, the power mechanism 3 includes a transmission assembly 31 and a plurality of screws 32, in this embodiment, the number of the screws 32 is two, the transmission assembly 313 includes a main motor 311, a main power shaft 312, a driving gear 313, a driven gear set 314 and a fixing bracket 315, the main motor 311 is fixedly mounted on the outer wall of the outer pipe wall 1 in a welded manner, the main power shaft 312 is fixedly mounted on an output shaft of the main motor 311, and the driving gear 313 is fixedly mounted on the main power shaft 312 in a welded manner; the driven gear set 314 comprises a plurality of driven gears 3141, in the embodiment, two driven gears 3141 are provided, the driven gears 3141 are respectively provided on the screw rod 32 and are in threaded transmission with the screw rod 32, and the driving gear 313 and the driven gears 3141 are in sequential meshing transmission; the screws 32 are fixedly mounted on the sliding sleeves 211 respectively in a welding manner; the fixing frame 315 is fixedly installed on the outer pipe wall 1 in a welding mode, a sliding groove is formed in the fixing frame 315, a sliding block is arranged at the bottom of the driven gear 3141, and the sliding block slides in the sliding groove, so that the driven gear 3141 is rotatably arranged on the fixing frame 315 in a sliding groove and sliding block connection mode. When the discharging starts, the main motor 311 is started, the main power shaft 312 drives the driving gear 313 to rotate, and the driving gear 313 sequentially drives each driven gear 3141 to rotate in a meshed manner. Due to the fixed connection between the screw rod 32 and the sliding sleeve 211, the screw rod 32 can be driven to move downwards through the screw thread transmission when the driven gear 3141 rotates.

Referring to fig. 4, the telescoping mechanism 2 includes a plurality of sliding sleeves 211 that can slide relatively in proper order, and the spout has been seted up on outer pipe wall 1 inner wall, is provided with vertical spout on other sliding sleeves 211 except that the sliding sleeve 211 of the innermost side equally, and vertical spout corresponding position has the slider with welded mode fixed mounting on each sliding sleeve 211 outer wall, and slider and the outermost sliding sleeve 211 of spout cooperation on the adjacent sliding sleeve 211 cooperate with the spout on outer pipe wall 1 inner wall. Each sliding sleeve 211 is fixedly connected with the screw rod 32. When the screw rods 32 move downwards under the driving of the driven gear 3141, the screw rods 32 drive the sliding sleeves 211 to move downwards, and meanwhile, the lead of each screw rod 32 increases from outside to inside, so that the downward movement distance of the sliding sleeves 211 increases from outside to inside, and the extension of the discharge hole is realized.

Referring to fig. 5, in order to protect the screw from the influence of concrete, the cleaning and lubricating mechanism 4 includes a cleaning assembly 41, the cleaning assembly 41 includes a nozzle 411 and a water pipe 412, the water pipe 412 is fixedly installed on the outer pipe wall 1 in a welded manner, the nozzle 411 is fixedly installed at the lowest end of the outer pipe wall 1 in a welded manner, one end of the water pipe 412 is connected to a water source, and the other end of the water pipe 412 is connected to the nozzle 411. After the discharging at a certain stage is completed, the water pipe 412 conveys water and sprays the water through the nozzle 411 to wash the driving gear 313, the driven gear set 314, the screw 32 and other parts, so that the influence of excessive accumulation of concrete on the driving gear 313, the driven gear set 314, the screw 32 and other parts on subsequent use is avoided. In other embodiments, the isolating cover is arranged on the periphery of the gear, and the organ cover arranged outside the lead screw is fixedly connected between the sliding sleeve and the fixed frame through the bolt, so that the lead screw is protected, and the cleaning assembly irregularly cleans the organ cover.

Referring to fig. 5, the cleaning and lubricating mechanism 4 further includes a lubricating assembly 42, the lubricating assembly 42 includes a lubricating liquid chamber 421, a liquid pump 422 and a liquid nozzle 423, the lubricating liquid chamber 421 is opened in the sliding sleeve 211 at the upper end of the screw 32, the liquid pump 422 is fixedly installed on the lower end wall of the sliding sleeve 211 in a welding manner, the liquid nozzle 423 is fixedly installed on the liquid pump 422 in a welding manner, an oil inlet of the liquid pump 422 is communicated with the lubricating liquid chamber 421, and an oil outlet of the liquid pump 422 is communicated with the liquid nozzle 423 through a pipeline. After the cleaning is finished, the switch controls the oil pump 422 to be started, lubricating oil is pumped from the lubricating liquid cavity 421 by the oil pump 422 after being started and is sprayed onto the screw 32 through the oil spray head 423, the lubricating oil slides down to the driven gear 3141 along the screw 32, and the driven gear 3141 lubricates other driven gears 3141 and the driving gear 313 through meshing transmission.

The implementation principle of the mixer discharging device in the embodiment of the application is as follows: when the discharge is started, the main motor 311 is started and drives the driving gear 313 to rotate through the main power shaft 312, the driving gear 313 drives the driven gear set 314 to rotate through meshing transmission when rotating, the driven gear set 314 is in sliding connection with the fixed frame 315, the screw rod 32 is fixedly connected with the sliding sleeve 211, and the screw rod 32 and the driven gear set 314 are in threaded transmission, so that the driven gear set 314 drives the screw rod 32 to move downwards when rotating, the screw rod 32 drives the sliding sleeve 211 fixedly connected with the screw rod to move downwards when moving downwards, meanwhile, due to different lead lengths of the screw rods 32, the sliding distances of the sliding sleeves 211 are different, and the specific sliding distances are sequentially increased from outside to inside, so that the extension of the discharge port is realized.

After the discharging of a certain stage is completed, the cleaning assembly 41 is started, the casing water pipe 412 conveys water, and the components such as the transmission assembly 31 and the screw 32 are cleaned by the spray head 411. After the cleaning is finished, the switch controls the oil pump 422 to be started, the oil pump 422 is started to pump oil from the lubricating liquid cavity 421, then the oil is sprayed onto the screw 32 through the oil spray head 423, the lubricating oil slides downwards to the driven gear 3141 along the screw 32, and then the driven gear set 314 and the driving gear 313 are lubricated through meshing transmission.

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 (8)

1. The utility model provides a mixer discharging device which characterized in that: the pipe wall structure comprises an outer pipe wall (1), a telescopic mechanism (2) and a power mechanism (3), wherein the outer pipe wall (1) is arranged on the side wall where a discharge hole of a stirrer is located, and the telescopic mechanism (2) comprises a sleeve pipe assembly (21) arranged in the outer pipe wall (1) in a sliding mode; the power mechanism (3) drives the sleeve pipe assembly (21) to slide up and down along the outer pipe wall (1).

2. A mixer discharge apparatus as defined in claim 1 wherein: the sleeve assembly comprises a plurality of sliding sleeves (211) with diameters decreasing from the outer pipe wall (1) inwards in sequence, and adjacent sliding sleeves (211) slide relatively.

3. A mixer discharge apparatus as defined in claim 1 wherein: the power mechanism (3) comprises a transmission assembly (31) and a plurality of screws (32), the transmission assembly (31) is fixedly arranged on the outer pipe wall (1), and the screws (32) are fixedly arranged on the sleeve pipe assembly (21); each screw rod 32 corresponds to one sliding sleeve (211), and the screw rods (32) are in threaded transmission with the transmission assembly (31); the screw rod (32) is fixedly connected with the sliding sleeve (211).

4. A mixer discharge apparatus as defined in claim 3 wherein: the transmission assembly (31) comprises a main motor (311), a main power shaft (312), a driving gear (313), a driven gear set (314) and a fixing frame (315), wherein the main power shaft (312) is fixedly arranged on the main motor (311), and the driving gear (313) is fixedly arranged on the main power shaft (312); the driven gear set (314) is arranged on the screw rod (32) and is in threaded transmission with the screw rod (32); the driving gear (313) is in meshed transmission with the driven gear set (314); the fixed frame (315) is fixedly arranged on the outer pipe wall (1), and the driven gear set (314) is rotationally arranged on the fixed frame (315).

5. A mixer discharge apparatus as defined in claim 3 wherein: the lead of the screw (32) is increased from the position close to the main power shaft (312) to the direction of the sliding sleeve (211).

6. A mixer discharge apparatus as defined in claim 2 wherein: the upper end of the sliding sleeve (211) is provided with an inclined surface, and the inclined surface inclines towards the axis direction of the sliding sleeve (211) from the outer pipe wall direction.

7. A mixer discharge apparatus as defined in claim 3 wherein: the mixer discharging device further comprises a cleaning and lubricating mechanism (4), the cleaning and lubricating mechanism (4) comprises a cleaning assembly (41), the cleaning assembly (41) comprises a spray head (411) and a water pipe (412), the water pipe (412) is fixedly arranged on the outer wall of the outer pipe wall (1), and the spray head (411) is fixedly arranged at the lowest end of the outer wall of the outer pipe wall (1); one end of the water delivery pipe (412) is connected with a water source, and the other end of the water delivery pipe is fixedly connected with the spray head (411).

8. A mixer discharge apparatus as defined in claim 7 wherein: the cleaning and lubricating mechanism (4) further comprises a lubricating component (42), and the lubricating component (42) comprises a lubricating liquid cavity (421) arranged at the upper end of the screw (32), an oil liquid pump (422) and an oil liquid spray head (423); the oil inlet of the oil liquid pump (422) is communicated with the lubricating liquid cavity (421), and the oil outlet of the oil liquid pump (422) is fixedly connected with the oil liquid spray head (423).

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