CN216329185U - Grit weighing hopper - Google Patents

Abstract

The utility model relates to a grit weighing hopper relates to the field of concrete preparation technique, and it includes collecting hopper, lower feed cylinder and adjusting part, and the diameter of collecting hopper reduces along the axis direction gradually, and lower feed cylinder one end and the less one end fixed connection of collecting hopper diameter, collecting hopper the one end of lower feed cylinder sets up to the feed inlet, and the one end that collecting hopper was kept away from to the lower feed cylinder sets up to the discharge gate, and adjusting part dodges board and adjusting disk including dodging board and feed cylinder lateral wall fixed connection, dodging the board and seted up the holding tank that supplies the adjusting board activity, and holding tank and the inside intercommunication of lower feed cylinder, adjusting disk are located lower feed cylinder, and the adjusting disk rotates with dodging the board to be connected, and the adjusting disk is used for right the discharge gate size is adjusted. Realize the shutoff to the discharge gate through rotating the adjusting disk in the use to adjust the ejection of compact speed of weighing hopper. This application has the effect of being convenient for adjust the ejection of compact speed of weighing hopper.

Description

Grit weighing hopper

Technical Field

The application relates to the field of concrete preparation technology, especially, relate to a grit weighing hopper.

Background

The aggregate batching stage is an important link in the continuous production of concrete, and the gravel weighing hopper is an indispensable important device used in the aggregate batching. In the continuous production process of concrete, the discharge speed and smoothness of the sand and stone metering hopper are important factors influencing the productivity of a mixing plant.

At present, the related art discloses a weighing hopper as in application No. 201420097656.5, which comprises a casing, wherein the casing is provided with a feeding hole and a discharging hole, and is further provided with a stirring device, the stirring device comprises a driving device, a transmission device and a stirring shaft, and stirring blades are arranged on the stirring shaft. When the stirring device is used, materials flow in from the feeding hole and then flow out from the discharging hole, the transmission device drives the stirring shaft to rotate, and the materials adhered to the wall of the hopper are cleaned.

In view of the above-mentioned related art, the inventor thinks that in the actual use process, the grit of different weight needs to be added according to the mix proportion of concrete, and the problem that the discharge speed is inconvenient to adjust to the weighing hopper in the related art exists.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the ejection of compact speed to the weighing hopper to adjust, this application provides a grit weighing hopper.

The application provides a grit weighing hopper adopts following technical scheme:

the utility model provides a grit weighing hopper, includes aggregate bin and feed cylinder, the diameter of aggregate bin reduces along the axis direction gradually, feed cylinder one end with the less one end fixed connection of aggregate bin diameter, the aggregate bin is kept away from the one end of feed cylinder sets up to the feed inlet, the feed cylinder is kept away from the one end of aggregate bin sets up to the discharge gate, still includes adjusting part, adjusting part is including dodging board and adjustment disk, dodge the board with feed cylinder lateral wall fixed connection, dodge the board level and set up, dodge the board and seted up the confession the holding tank of adjustment plate activity, the holding tank with the inside intercommunication of feed cylinder down, the adjustment disk is located in the feed cylinder down, the adjustment disk with dodge the board and rotate and connect, the adjustment disk be used for right the discharge gate size is adjusted.

Through adopting above-mentioned technical scheme, during normal use, the adjustment disk is located the holding tank, the discharge gate is opened completely this moment, the discharge speed of metering hopper is the biggest, when the discharge speed of metering hopper is reduced to needs, keep away from the direction rotation of dodging the board with the adjustment disk orientation, just stretch out from the holding tank when the adjustment disk rotates, thereby carry out the shutoff to the discharge gate, rotate the adjustment disk to suitable position according to required discharge speed, can adjust the size of discharge gate, thereby adjust the discharge speed of metering hopper, above-mentioned simple structure is reasonable, and is simple and convenient to operate, can be fast accurate adjust the discharge speed to the collecting hopper.

Optionally, the feed cylinder in the pivot hole has been seted up respectively to the roof and the diapire of holding tank, the roof and the diapire edge of adjusting disk fixedly connected with pivot respectively, the adjusting disk pass through the pivot rotate connect in the pivot is downthehole.

Through adopting above-mentioned technical scheme, realize the adjustment disk through the cooperation between pivot hole and the pivot and dodge the rotation between the board and be connected, and can realize that the adjustment disk rotates the technical requirement who gets into in the holding tank, need not additionally to set up slewing mechanism on the weighing hopper, simplified the processing preparation step of weighing hopper, be favorable to carrying out batch production to the weighing hopper.

Optionally, a bearing is arranged between the outer wall of the rotating shaft and the rotating shaft hole.

Through adopting above-mentioned technical scheme, the bearing is in order to reduce the frictional force between pivot and the pivot hole for the adjusting disk pivoted is more smooth and easy, is favorable to reducing workman's intensity of labour.

Optionally, the diameter of the adjusting disc is larger than the inner diameter of the discharging barrel, and a receiving groove for placing the adjusting disc is formed in the inner wall of the discharging barrel.

By adopting the technical scheme, when the discharge port of the metering hopper needs to be closed, the adjusting disc is rotated, so that the edge of the adjusting disc is abutted against the inner wall of the bearing groove, the discharge port can be completely blocked by the adjusting disc, the sand and stone are prevented from continuously flowing away from the discharge port, and the working reliability of the metering hopper is improved; simultaneously, the accepting groove can provide the supporting role to the adjusting disk, avoids leading to the adjusting disk pressurized to damage because of the grit weight is too big in the collecting hopper, is favorable to extending the life of weighing hopper.

Optionally, still include drive assembly, drive assembly includes connecting rod and actuating lever, the connecting rod with be located the coaxial fixed connection of pivot of adjusting disk roof, the actuating lever with the connecting rod is kept away from the one end of pivot can be dismantled and be connected, actuating lever and axial with the axial vertical of connecting rod.

Through adopting above-mentioned technical scheme, when needing to rotate the adjustment disk, the workman rotates the actuating lever, drives the connecting rod when the actuating lever rotates and rotates, drives the pivot when the connecting rod rotates and rotates to drive the adjustment disk and rotate, because the axial of actuating lever and connecting rod is perpendicular, consequently the torsional force that produces when rotating the actuating lever drives the connecting rod and rotates and can be laborsaving, has reduced the degree of difficulty of rotating the adjustment disk, reduces workman's intensity of labour.

Optionally, the actuating lever one end fixedly connected with fixed disk, a plurality of lugs of fixedly connected with on the fixed disk, the connecting rod is kept away from the one end of pivot seted up with lug assorted recess, the actuating lever passes through the lug joint in the recess.

Through adopting above-mentioned technical scheme, when needing to rotate the adjustment disk, align lug and recess, then promote the actuating lever and make the lug joint in the recess, then rotate the actuating lever and can drive the adjustment disk and rotate, adjust the completion back, the direction pulling actuating lever of keeping away from the connecting rod towards, make lug and recess separation, thereby lift the actuating lever off from the connecting rod, then accomodate and deposit, the installation and the dismantlement of actuating lever and connecting rod can be realized fast to above-mentioned structure, it accomodates the storage to the actuating lever to be convenient for after adjusting the completion, avoid damaging the actuating lever among the use, lead to unable normal drive adjustment disk to rotate, drive assembly's life has effectively been prolonged.

Optionally, the stirring device further comprises a stirring assembly, wherein the stirring assembly comprises a support frame, a stirring shaft, a blade and a driving motor, the support frame is fixedly connected with the inner wall of the collecting hopper, the stirring shaft is rotatably connected with the support frame, the blade is fixedly connected with the stirring shaft, the blade is spirally arranged in the axial direction of the stirring shaft, and the driving motor is used for driving the stirring shaft to rotate.

Through adopting above-mentioned technical scheme, in the use, start driving motor, driving motor drives the (mixing) shaft and rotates, and it is rotatory to drive the blade when the (mixing) shaft rotates to stir the grit in the collecting hopper, avoid the grit to take place the bridging phenomenon and block up the discharge gate, improve the operational reliability of weighing hopper.

Optionally, a vibration motor is arranged on the avoiding plate.

Through adopting above-mentioned technical scheme, start vibrating motor in the use, vibrating motor drives the whole vibrations of collecting hopper to avoid the grit adhesion on the inner wall of collecting hopper or feed cylinder, improve the accuracy nature that the weighing hopper used.

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

1. the sand and stone measuring hopper is provided with the adjusting assembly, the adjusting assembly comprises an avoiding plate and an adjusting disc, the avoiding plate is fixedly connected with the lower feeding barrel, the adjusting disc is positioned in the lower feeding barrel and is rotationally connected with the avoiding plate, and the discharging port can be plugged by rotating the adjusting disc in the using process, so that the size of the discharging port is adjusted, and the discharging speed of the measuring hopper is convenient to adjust;

2. the utility model provides a pair of grit weighing hopper is equipped with drive assembly, and drive assembly is used for driving the adjustment disk and rotates, has reduced the degree of difficulty that rotates the adjustment disk, reduces workman's intensity of labour.

Drawings

FIG. 1 is a schematic view of the overall structure of a sand hopper according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a sand hopper according to an embodiment of the present application;

fig. 3 is an exploded view of portion a of fig. 2.

Reference numerals: 1. a collection hopper; 11. a feed inlet; 2. feeding the material barrel; 21. a discharge port; 22. a receiving groove; 3. a stirring assembly; 31. a support frame; 32. a drive motor; 33. a stirring shaft; 34. a blade; 4. an adjustment assembly; 41. an avoidance plate; 411. a vibration motor; 412. accommodating grooves; 413. a rotating shaft hole; 4131. a bearing; 42. an adjusting disk; 421. a rotating shaft; 5. a drive assembly; 51. a connecting rod; 511. a groove; 52. a drive rod; 521. fixing the disc; 5211. and (4) a bump.

Detailed Description

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

The embodiment of the application discloses grit weighing hopper. Referring to fig. 1 and 2, the sand weighing hopper comprises a collecting hopper 1, a blanking barrel 2, a stirring assembly 3, a regulating assembly 4 and a driving assembly 5.

Referring to fig. 1, the aggregate bin 1 is a hollow truncated cone, the diameter of the aggregate bin 1 is gradually reduced along the axis direction, the blanking barrel 2 is a hollow cylinder, the diameter of the blanking barrel 2 is equal to the minimum diameter of the aggregate bin 1, one end of the blanking barrel 2 and one end of the aggregate bin 1 with smaller diameter are coaxially welded, one end of the aggregate bin 1 far away from the blanking barrel 2 is a feed inlet 11, and one end of the blanking barrel 2 far away from the aggregate bin 1 is a discharge outlet 21.

Referring to fig. 2, the stirring assembly 3 includes a support frame 31, a driving motor 32, a stirring shaft 33 and blades 34, the support frame 31 is cross-shaped, the support frame 31 is horizontally arranged and welded with the inner wall of the aggregate bin 1, a casing of the driving motor 32 and the central point of the support frame 31 are fixedly connected by screws, the stirring shaft 33 and the casing of the driving motor 32 are fixedly connected by keys, one end of the stirring shaft 33, which is far away from the support frame 31, extends into the lower material bin 2, the rotation axis of the stirring shaft 33 coincides with the axis of the aggregate bin 1, the blades 34 are welded with the outer wall of the stirring shaft 33, the blades 34 are uniformly spirally arranged along the axial direction of the stirring shaft 33, and the width of the blades 34 is smaller than the radius of the lower material bin 2.

Referring to fig. 2 and 3, the adjusting assembly 4 includes an avoiding plate 41 and an adjusting plate 42, the avoiding plate 41 is welded to the side wall of the lower barrel 2, the avoiding plate 41 is horizontally arranged, the horizontal height of the upper surface of the avoiding plate 41 is lower than that of the bottom wall of the stirring shaft 33, and the upper surface of the avoiding plate 41 is fixedly connected with a vibrating motor 411 by screws; avoid having seted up holding tank 412 between the upper and lower surface of board 41, the pivot hole 413 has been seted up respectively to the roof and the diapire of holding tank 412, the one-to-one is provided with a bearing 4131 in the pivot hole 413, the tolerance fit of bearing 4131 external diameter and pivot hole 413 internal diameter is interference fit, the roof and the roof of adjusting disk 42 have welded pivot 421 in the edge respectively, adjusting disk 42 rotates the inner ring of connecting in bearing 4131 through pivot 421, the tolerance fit of pivot 421 external diameter and bearing 4131 internal diameter is interference fit, the diameter of adjusting disk 42 is greater than the diameter of feed cylinder 2 down, the groove 22 of accepting that supplies adjusting disk 42 to place is seted up to feed cylinder 2 inner wall down.

Referring to fig. 2 and 3, the driving assembly 5 includes a connecting rod 51 and a driving rod 52, the connecting rod 51 is coaxially welded with the rotating shaft 421 located on the top wall of the adjusting plate 42, four grooves 511 are formed in an end wall of one end of the connecting rod 51 far away from the rotating shaft 421, the four grooves 511 are uniformly distributed along the circumferential direction of the end wall of the rotating shaft 421, the driving rod 52 is an L-shaped rod, the length of a horizontal section of the driving rod 52 is greater than that of a vertical end, a fixed plate 521 is welded on the end wall of the vertical section of the driving rod 52, four bumps 5211 are welded on a side wall of the fixed plate 521 far away from the vertical section of the driving rod 52, the four bumps 5211 are uniformly distributed along the circumferential direction of the side wall of the fixed plate 521, and the driving rod 52 and the connecting rod 51 are detachably connected through the matching of the bumps 5211 and the clamping grooves.

The implementation principle of this application embodiment a grit weighing hopper does: during normal use, adjusting disk 42 is located holding tank 412, and the grit gets into collecting hopper 1 through feed inlet 11 in, then discharges through discharge gate 21 through lower feed cylinder 2 and collects, and discharge gate 21 is opened completely this moment, and the discharge speed of weighing hopper is the biggest.

When the discharging speed of the metering hopper needs to be reduced, the driving rod 52 and the connecting rod 51 are installed, then the driving rod 52 is pushed to rotate, the driving rod 52 drives the connecting rod 51 to rotate when rotating, the connecting rod 51 drives the adjusting disc 42 to rotate towards the direction far away from the avoiding plate 41 when rotating, so that the adjusting disc 42 extends out of the accommodating groove 412, the discharging hole 21 is blocked, the size of the discharging hole 21 can be adjusted, and the discharging speed of the metering hopper is adjusted.

In the discharging process, the driving motor 32 is started, the output shaft of the driving motor 32 drives the rubber plate shaft to rotate, and the stirring shaft 33 drives the blades 34 to rotate when rotating, so that the sand and stone in the collecting hopper 1 are stirred, and the discharge hole 21 is prevented from being blocked by the sand and stone; start vibrating motor 411 simultaneously, vibrating motor 411 drives the whole vibrations of weighing hopper, avoids the grit and the inner wall adhesion of collecting hopper 1 or feed cylinder 2.

When the discharge port 21 needs to be closed to stop discharging, the driving rod 52 and the connecting rod 51 are installed to push the driving rod 52 to rotate, so as to drive the adjusting disc 42 to rotate, so that the adjusting disc 42 rotates to the edge to abut against the inner wall of the receiving groove 22, and the discharge port 21 can be completely closed.

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 grit weighing hopper, includes aggregate bin (1) and feed cylinder (2), the diameter of aggregate bin (1) reduces along the axis direction gradually, feed cylinder (2) one end down with the less one end fixed connection of aggregate bin (1) diameter, aggregate bin (1) is kept away from the one end of feed cylinder (2) sets up to feed inlet (11) down, feed cylinder (2) are kept away from down the one end of aggregate bin (1) sets up to discharge gate (21), its characterized in that: still include adjusting part (4), adjusting part (4) are including dodging board (41) and adjustment disk (42), dodge board (41) with feed cylinder (2) lateral wall fixed connection down, dodge board (41) level setting, dodge board (41) and seted up the confession accommodating tank (412) that adjustment disk (42) were movable, accommodating tank (412) with feed cylinder (2) inside intercommunication down, adjustment disk (42) are located in feed cylinder (2) down, adjustment disk (42) with dodge board (41) and rotate and connect, adjustment disk (42) are used for right discharge gate (21) size is adjusted.

2. A sand hopper according to claim 1, wherein: lower feed cylinder (2) in pivot hole (413) have been seted up respectively to the roof and the diapire of holding tank (412), the roof and the diapire edge of adjusting disk (42) are fixedly connected with pivot (421) respectively, adjusting disk (42) pass through pivot (421) rotate connect in pivot hole (413).

3. A sand hopper according to claim 2, wherein: and a bearing (4131) is arranged between the outer wall of the rotating shaft (421) and the rotating shaft hole (413).

4. A sand hopper according to claim 1, wherein: the diameter of the adjusting disc (42) is larger than the inner diameter of the lower charging barrel (2), and a bearing groove (22) for placing the adjusting disc (42) is formed in the inner wall of the lower charging barrel (2).

5. A sand hopper according to claim 2, wherein: still include drive assembly (5), drive assembly (5) include connecting rod (51) and actuating lever (52), connecting rod (51) with be located the coaxial fixed connection of pivot (421) of adjustment disk (42) roof, actuating lever (52) with connecting rod (51) are kept away from the connection can be dismantled to the one end of pivot (421), actuating lever (52) and axial with the axial vertical of connecting rod (51).

6. A sand hopper according to claim 5, wherein: the utility model discloses a hinge joint, including actuating lever (52), actuating lever (52) one end fixedly connected with fixed disk (521), a plurality of lugs (5211) of fixedly connected with on fixed disk (521), connecting rod (51) are kept away from the one end of pivot (421) seted up with lug (5211) assorted recess (511), actuating lever (52) pass through lug (5211) joint in recess (511).

7. A sand hopper according to claim 1, wherein: still include stirring subassembly (3), stirring subassembly (3) are including support frame (31), (mixing) shaft (33), blade (34) and driving motor (32), support frame (31) with aggregate bin (1) inner wall fixed connection, (mixing) shaft (33) with support frame (31) rotate to be connected, blade (34) with (mixing) shaft (33) fixed connection, blade (34) are followed (mixing) shaft (33) axial spiral sets up, driving motor (32) are used for the drive (mixing) shaft (33) rotate.

8. A sand hopper according to claim 1, wherein: and the avoidance plate (41) is provided with a vibration motor (411).

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