Pushing mechanism of building concrete gravel aggregate storage bin

Abstract

The utility model discloses a building concrete gravel aggregate storage bin pushing mechanism, which belongs to the technical field of building concrete and comprises a fixing frame, supporting legs are arranged on the periphery of the fixing frame, a storage tank is arranged at the upper ends of the supporting legs, a fixing seat is arranged at the lower end of the side edge of the storage tank, and a rotating rod is rotatably connected to the middle of the fixing seat. A first reset spring is connected between the rotating rod and the material storage groove, a driving assembly is arranged at the position, located below the rotating rod, of the fixing frame, and an ejector rod is arranged at the end, located at the bottom of the material storage groove, of the rotating rod. The connecting rod slides in the movable groove, the movable plate slides in the sliding rail, the push rod pushes the rotating rod to rotate, the rotating rod drives the ejector rod to move, the ejector rod knocks the gravel aggregate, the structure is simple, driving is stable, the maintenance cost is low, the top of the push rod makes sliding contact with the rolling wheels, abrasion is reduced, and the service life is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of building concrete, and in particular relates to a material pushing mechanism for a building concrete sand and gravel aggregate bin. Background Art

[0002] Sand and gravel refers to a loose mixture of sand and gravel. In geology, mineral or rock particles with a particle size of 0.074 to 2 mm are called sand, and particles larger than 2 mm are called gravel or angular breccia. In nature, rocks are broken and separated into particles of different sizes through various surface actions such as weathering and erosion. Under the action of water, wind, glaciers, etc., these particles are transported and accumulated to form sand and gravel layers. The sand and gravel layers formed before the Quaternary period basically formed rocks, namely various sandstones, conglomerates, etc., while those formed during the Quaternary period have not been consolidated into rocks, namely various gravel stones, gravelly sand, sandy gravel, etc., or are called Quaternary loose deposits. Natural sand and gravel are also called natural sand.

[0003] Chinese patent application No. 202123010310.6 discloses a concrete sand and gravel aggregate silo pushing mechanism, including a storage trough, a pushing device fixedly connected to the lower end of the storage trough, a support leg fixedly connected to the storage trough, a fixed frame fixedly connected to the support leg, a guide cylinder fixedly connected inside the fixed frame, a support frame fixedly connected to the lower end of the fixed frame, a power device fixedly connected to the upper end of the support frame, and a limiting device fixedly connected to the upper end of the fixed frame. Through the above technical solution, the problem of the troublesome cleaning of the sand and gravel aggregate silo outlet when it is blocked in the prior art is solved.

[0004] The above-mentioned disclosed patent has the following problems when in use: the material is pushed through a power device, a limit device and a pushing device, which has a complex structure, is inconvenient to use and has high maintenance costs; at the same time, the unloaded material is easily piled up and cannot be spread flat, which affects the use of the unloaded material. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a material pushing mechanism for building concrete sand and gravel aggregate bin, which has the characteristics of simple structure, low maintenance cost and difficult material accumulation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pushing mechanism for a building concrete sand and gravel aggregate silo, comprising a fixed frame, support legs are arranged around the fixed frame, a storage trough is arranged at the upper end of the support legs, a fixed seat is arranged at the lower end of the side of the storage trough, a rotating rod is rotatably connected in the middle of the fixed seat, a return spring is connected between the rotating rod and the storage trough, a driving assembly is arranged at a position of the fixed frame below the rotating rod, a push rod is arranged at one end of the rotating rod located at the bottom of the storage trough, a material guide cylinder is arranged in the middle of the fixed frame, and a bulk material assembly is arranged inside the material guide cylinder.

[0007] Preferably, the driving assembly includes a driving motor, a rotating connecting rod, a connecting rod, a push rod, a movable groove, a rotating assembly, a movable plate and a slide rail, wherein a driving motor is arranged at the upper end of the fixed frame below the rotating rod, a rotating shaft of the driving motor is connected to the rotating connecting rod, a connecting rod is arranged on the side of the rotating connecting rod, slide rails are arranged on both sides of the supporting legs, a movable plate is arranged in the middle of the slide rail, a movable groove is arranged in the middle of the movable plate, a push rod is arranged at the upper end of the movable plate, and a rotating assembly is arranged at the bottom of the rotating rod.

[0008] Preferably, the connecting rod is slidably connected to the movable groove, and the rotating shaft of the driving motor and the rotating connecting rod are not in contact with the side of the movable plate.

[0009] Preferably, the rotating assembly comprises a roller and a mounting frame, wherein a plurality of rollers are arranged in an inner groove of the mounting frame, and the bottom of the roller is in contact with the upper end of the push rod.

[0010] Preferably, the bulk material assembly includes a movable rod 1, a return spring 2, a stepper motor, a cam, a movable rod 2 and a movable screen, wherein the movable screen is arranged inside the material guide cylinder, the movable rod 1 is arranged at one end of the mobile screen, the movable rod 2 is arranged at the other end of the mobile screen, the return spring 2 is arranged between the two sides of the movable rod 1 and the material guide cylinder, the stepper motor is arranged on the side of the material guide cylinder close to the movable rod 2, and the rotating shaft of the stepper motor is connected to the cam.

[0011] Preferably, the movable rod 1 and the movable rod 2 have the same structure, and both the movable rod 1 and the movable rod 2 are slidably connected to the material guiding barrel.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a driving assembly, the driving motor rotates to drive the rotating connecting rod to rotate, the rotating connecting rod drives the connecting rod to rotate, the connecting rod slides in the movable groove, the movable plate slides in the slide rail, the push rod drives the rotating rod to rotate, the rotating rod drives the push rod to move, the push rod knocks the sand and gravel aggregate, the structure is simple, the driving is stable, the maintenance cost is low, the top of the push rod is in sliding contact with the roller, the wear is reduced, and the service life is increased;

[0014] 2. The utility model is provided with a bulk material assembly. The rotation of the stepper motor drives the cam to rotate. The cam pushes the movable rod 2 to move. The movable rod 2 drives the movable screen to slide in the material guide barrel. The movable rod 1 moves back under the elastic force of the reset spring 2, so that the movable screen reciprocates in the material guide barrel. The sand and gravel aggregates are dispersed through the mobile screen to avoid accumulation of falling materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2This is a schematic diagram of the structure of the drive assembly of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the rotating assembly of the utility model;

[0018] Figure 4 This is a schematic diagram of the bulk material assembly structure of the utility model;

[0019] In the figure: 1. material storage trough; 2. supporting legs; 3. push rod; 4. fixed frame; 5. material guide cylinder; 6. fixed seat; 7. bulk material assembly; 71. movable rod one; 72. reset spring two; 73. stepping motor; 74. cam; 75. movable rod two; 76. moving screen; 8. driving assembly; 81. driving motor; 82. rotating connecting rod; 83. connecting rod; 84. push rod; 85. movable trough; 86. rotating assembly; 861. roller; 862. mounting frame; 87. movable plate; 88. slide rail; 9. reset spring one; 10. rotating rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a material pushing mechanism for building concrete sand and gravel aggregate silo, comprising a fixed frame 4, the fixed frame 4 is provided with supporting legs 2 around, a material storage trough 1 is provided at the upper end of the supporting legs 2, a fixed seat 6 is provided at the lower end of the side of the material storage trough 1, a rotating rod 10 is rotatably connected in the middle of the fixed seat 6, a return spring 9 is connected between the rotating rod 10 and the material storage trough 1, a driving assembly 8 is provided at a position of the fixed frame 4 below the rotating rod 10, a push rod 3 is provided at one end of the rotating rod 10 located at the bottom of the material storage trough 1, a material guide cylinder 5 is provided in the middle of the fixed frame 4, and a bulk material assembly 7 is provided inside the material guide cylinder 5.

[0023] Specifically, the driving assembly 8 includes a driving motor 81, a rotating connecting rod 82, a connecting rod 83, a push rod 84, a movable groove 85, a rotating assembly 86, a movable plate 87 and a slide rail 88, wherein the upper end of the fixed frame 4 is located below the rotating rod 10 and is provided with a driving motor 81, the rotating shaft of the driving motor 81 is connected to the rotating connecting rod 82, the side of the rotating connecting rod 82 is provided with a connecting rod 83, slide rails 88 are provided on both sides of the supporting leg 2, a movable plate 87 is provided in the middle of the slide rail 88, a movable groove 85 is provided in the middle of the movable plate 87, a push rod 84 is provided at the upper end of the movable plate 87, and a rotating assembly 86 is provided at the bottom of the rotating rod 10.

[0024] By adopting the above technical solution, by turning on the driving motor 81, the driving motor 81 rotates to drive the rotating connecting rod 82 to rotate, the rotating connecting rod 82 drives the connecting rod 83 to rotate, the connecting rod 83 slides in the movable groove 85, so that the movable plate 87 slides in the slide rail 88, the push rod 84 pushes the rotating rod 10 to rotate, the rotating rod 10 drives the push rod 3 to move, and the push rod 3 knocks the sand and gravel aggregate.

[0025] Specifically, the connecting rod 83 is slidably connected to the movable groove 85 , and the rotating shaft of the driving motor 81 and the rotating connecting rod 82 are not in contact with the side of the movable plate 87 .

[0026] By adopting the above technical solution, it is ensured that the rotation of the rotating connecting rod 82 drives the connecting rod 83 to rotate, and the connecting rod 83 slides in the movable groove 85.

[0027] Specifically, the rotating assembly 86 includes a roller 861 and a mounting frame 862 , wherein a plurality of rollers 861 are disposed in an inner groove of the mounting frame 862 , and the bottom of the roller 861 is in contact with the upper end of the push rod 84 .

[0028] By adopting the above technical solution, the top of the push rod 84 is in sliding contact with the roller 861, which reduces wear and increases the service life.

[0029] When the present embodiment is used, when the discharge port at the lower end of the sand and gravel aggregate bin is blocked, the driving motor 81 is turned on, the driving motor 81 rotates to drive the rotating connecting rod 82 to rotate, the rotating connecting rod 82 drives the connecting rod 83 to rotate, the connecting rod 83 slides in the movable groove 85, and the movable plate 87 slides in the slide rail 88, the push rod 84 pushes the rotating rod 10 to rotate, the rotating rod 10 drives the push rod 3 to move, the push rod 3 knocks the sand and gravel aggregate, and also pushes the sand and gravel aggregate to move, so that the sand and gravel aggregate can be loosened, thereby facilitating the sand and gravel aggregate to fall, the elastic force of the return spring 9 drives the rotating rod 10 to move back, so that the push rod 3 reciprocates, which is convenient for material passing, and the sand and gravel aggregate is discharged from the guide tube 5, and the top of the push rod 84 slides in contact with the roller 861, which reduces wear and improves service life;

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that the bulk material assembly 7 includes a movable rod 1 71, a return spring 2 72, a stepper motor 73, a cam 74, a movable rod 2 75 and a movable screen 76, wherein a movable screen 76 is arranged inside the material guide cylinder 5, a movable rod 1 71 is arranged at one end of the mobile screen 76, a movable rod 2 75 is arranged at the other end of the mobile screen 76, return springs 2 72 are arranged between both sides of the movable rod 1 71 and the material guide cylinder 5, a stepper motor 73 is arranged on the side of the material guide cylinder 5 close to the movable rod 2 75, and the rotating shaft of the stepper motor 73 is connected to the cam 74.

[0032] By adopting the above technical solution, the stepper motor 73 rotates to drive the cam 74 to rotate, the cam 74 pushes the movable rod 75 to move, the movable rod 75 drives the movable screen 76 to slide in the material guide barrel 5, and the movable rod 1 71 moves back under the elastic force of the reset spring 2 72, so that the movable screen 76 moves back and forth in the material guide barrel 5, and the sand and gravel aggregates are dispersed through the mobile screen 76 to avoid accumulation of falling materials.

[0033] Specifically, the movable rod 1 71 and the movable rod 2 75 have the same structure, and both the movable rod 1 71 and the movable rod 2 75 are slidably connected to the material guiding cylinder 5 .

[0034] By adopting the above technical solution, the cam 74 pushes the movable rod 2 75 to move, and the movable rod 2 75 drives the movable screen 76 to slide in the material guide barrel 5. The movable rod 1 71 moves back under the elastic force of the reset spring 2 72, so that the movable screen 76 moves back and forth in the material guide barrel 5.

[0035] When this embodiment is in use, the stepper motor 73 rotates to drive the cam 74 to rotate, the cam 74 pushes the movable rod 75 to move, the movable rod 75 drives the movable screen 76 to slide in the material guide barrel 5, and the movable rod 1 71 moves back under the elastic force of the reset spring 2 72, so that the movable screen 76 moves back and forth in the material guide barrel 5, and the sand and gravel aggregates are dispersed through the mobile screen 76 to avoid accumulation of falling materials.

[0036] The structure and use principle of the storage trough 1, supporting legs 2, push rod 3, fixing frame 4, material guide cylinder 5, fixing seat 6, return spring 9 and rotating rod 10 in the utility model have been disclosed in a concrete sand and gravel aggregate silo pushing mechanism disclosed in Chinese patent application number 202123010310.6.

[0037] Working principle and use process of the utility model: when the utility model is used, when the discharge port at the lower end of the sand and gravel aggregate bin is blocked, the driving motor 81 is turned on, the driving motor 81 rotates to drive the rotating connecting rod 82 to rotate, the rotating connecting rod 82 drives the connecting rod 83 to rotate, the connecting rod 83 slides in the movable groove 85, and the movable plate 87 slides in the slide rail 88, the push rod 84 pushes the rotating rod 10 to rotate, the rotating rod 10 drives the push rod 3 to move, the push rod 3 knocks the sand and gravel aggregate, and also pushes the sand and gravel aggregate to move, so that the sand and gravel aggregate can be loosened, thereby facilitating the discharge of the sand and gravel aggregate. The movable rod 75 moves, and the movable rod 75 drives the movable screen 76 to slide in the material guide barrel 5. The movable rod 71 moves back under the elastic force of the reset spring 72, so that the movable screen 76 moves back and forth in the material guide barrel 5. The sand and gravel aggregates are dispersed through the mobile screen 76 to avoid accumulation of falling materials.

[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A material pushing mechanism for a building concrete sand and gravel aggregate bin, comprising a fixing frame, characterized in that: The fixed frame is provided with supporting legs around it, a material storage trough is provided at the upper end of the supporting legs, a fixed seat is provided at the lower end of the side of the material storage trough, a rotating rod is rotatably connected in the middle of the fixed seat, a return spring is connected between the rotating rod and the material storage trough, a driving assembly is provided at the position of the fixed frame below the rotating rod, a top rod is provided at one end of the rotating rod located at the bottom of the material storage trough, a material guide cylinder is provided in the middle of the fixed frame, and a bulk material assembly is provided inside the material guide cylinder.

2. A pushing mechanism for building concrete sand and gravel aggregate bin according to claim 1, characterized in that: The driving assembly includes a driving motor, a rotating rod, a connecting rod, a push rod, a movable groove, a rotating assembly, a movable plate and a slide rail, wherein a driving motor is arranged at the upper end of the fixed frame below the rotating rod, a rotating shaft of the driving motor is connected to the rotating rod, a connecting rod is arranged on the side of the rotating rod, slide rails are arranged on both sides of the supporting legs, a movable plate is arranged in the middle of the slide rail, a movable groove is arranged in the middle of the movable plate, a push rod is arranged at the upper end of the movable plate, and a rotating assembly is arranged at the bottom of the rotating rod.

3. A pushing mechanism for building concrete sand and gravel aggregate bin according to claim 2, characterized in that: The connecting rod is slidably connected to the movable groove, and the rotating shaft and the rotating rod of the driving motor are not in contact with the side of the movable plate.

4. The pushing mechanism for building concrete sand and gravel aggregate bin according to claim 2 is characterized in that: The rotating assembly comprises a roller and a mounting frame, wherein a plurality of rollers are arranged in an inner groove of the mounting frame, and the bottom of the roller is in contact with the upper end of the push rod.

5. The pushing mechanism for building concrete sand and gravel aggregate bin according to claim 1 is characterized by: The bulk material assembly includes a movable rod 1, a return spring 2, a stepper motor, a cam, a movable rod 2 and a movable screen, wherein the movable screen is arranged inside the material guide cylinder, the movable rod 1 is arranged at one end of the mobile screen, the movable rod 2 is arranged at the other end of the mobile screen, the return spring 2 is arranged between the two sides of the movable rod 1 and the material guide cylinder, the stepper motor is arranged on the side of the material guide cylinder close to the movable rod 2, and the rotating shaft of the stepper motor is connected to the cam.

6. A material pushing mechanism for building concrete sand and gravel aggregate bin according to claim 5, characterized in that: The movable rod 1 and the movable rod 2 have the same structure, and both the movable rod 1 and the movable rod 2 are slidably connected to the material guiding cylinder.

Images