CN213058507U

CN213058507U - Weighing hopper for concrete production

Info

Publication number: CN213058507U
Application number: CN202021207174.2U
Authority: CN
Inventors: 韩如强; 于占旺; 苏增冠; 郑朝虎
Original assignee: Beijing Huaijian Concrete Co ltd
Current assignee: Beijing Huaijian Concrete Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-27
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a weighing hopper for concrete production, it is equipped with the frame including fighting the body, fighting the body and go up the cover, and the equal rigid coupling in four corners position on the frame has the landing leg, and the upper port limit of fighting the body has the turn-ups along fighting the body outward bending towards, installs the weighing device who is used for weighing this internal powder weight of fighting between turn-ups and the frame, adjacent two the rigid coupling has the mounting panel between the landing leg, is provided with the subassembly of beating that is used for strikeing fighting the body outer wall on the mounting panel. The utility model has the advantages that reduce the material that adheres on the internal wall of fill body through beating the subassembly.

Description

Weighing hopper for concrete production

Technical Field

The utility model belongs to the technical field of the concrete production and specifically relates to a weighing hopper for concrete production is related to.

Background

The concrete is generally formed by mixing cement as a cementing material, sand and stone as aggregates, and water (which may contain additives and admixtures) in a certain proportion, and then the mixture is weighed in advance by a weighing hopper and added into a mixer.

The Chinese utility model patent with the publication number of CN203579894U discloses a mixing station powder scale and a concrete mixing station, wherein the powder scale comprises a scale bucket body and a plurality of weighing modules for supporting the scale bucket body and for weighing, a feed inlet of the scale bucket body is communicated with a screw conveyer, and a discharge outlet of the scale bucket body is communicated with a mixing host; the top of the scale bucket body is provided with a vent, and the three-way pipeline is further included, a first vent of the three-way pipeline is communicated with a vent of the stirring host through a pipeline, a second vent is communicated with a vent of the scale bucket body through a pipeline, and a third vent is communicated with a vent of the stone hopper through a pipeline.

The above prior art solutions have the following drawbacks: when the powder scales weigh powder such as cement, the powder material is easy to adhere to the inner wall of the weighing hopper body, and when the powder in the weighing hopper body needs to fall on the conveying belt, the powder adhered to the inner wall of the weighing hopper body is difficult to slide out of the weighing hopper body, so that the weight of the powder added into the stirring machine is inaccurate, and the quality of concrete production is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a weighing hopper for concrete production, its advantage is through beating the subassembly and reduce the material of adhesion on fighting the body inner wall.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a weighing hopper for concrete production comprises a hopper body, wherein a frame is sleeved on the hopper body, supporting legs are fixedly connected to four corners of the frame, the edge of an upper port of the hopper body is bent towards the outside of the hopper body to form a turned edge, a weighing device for weighing the weight of powder in the hopper body is arranged between the turned edge and the frame, a mounting plate is fixedly connected between every two adjacent supporting legs, a beating assembly for beating the outer wall of the hopper body is arranged on the mounting plate, and an opening and closing assembly for controlling the opening and closing of a lower port of the hopper body is arranged at the lower port of the hopper body;

the rapping assembly comprises a guide rod arranged on the mounting plate in a penetrating mode, the guide rod is connected to the mounting plate in a sliding mode along the length direction of the guide rod, a hemispherical rapping head is arranged at one end, facing the hopper body, of the guide rod, a spring is sleeved on the guide rod, the two ends of the spring are respectively abutted to the rapping head and the mounting plate, and when the spring is in a natural state, the curved surface of the rapping head is abutted to the outer wall of the hopper body.

Through adopting above-mentioned technical scheme, after the staff adds the material to fighting this internal material and weigh to fighting this internal material, start the switching subassembly, make the lower port of fighting the body open, thereby make the material in fighting the body flow, the staff can be towards the direction pulling guide arm of keeping away from fighting the body this moment, thereby drive the head of strikeing and keep away from fighting the body and compress the spring, then the staff loosens the guide arm, strike the head after receiving the elastic force of spring, strike the head and close fighting the body and beat on fighting the outer wall of body, make fighting the body produce the vibration, thereby make the material that the adhesion was on fighting the body inner wall break away from, and easily slide to fighting the lower port of body, and then reduce and remain and fight this internal material.

The utility model discloses can further configure into: the subassembly of beating still establishes the circular rotor plate on the guide arm including the cover, the guide arm cross-section is the polygon, set up the hole of stepping down that supplies the guide arm to pass on the rotor plate, the rotor plate is located the mounting panel and deviates from the one side of fighting the body and rotates around its axis and connect on the mounting panel, the rigid coupling has the shifting block on the rotor plate, the one side processing that the shifting block deviates from the rotor plate has the inclined plane, the rigid coupling has the actuating lever on the side of guide arm, the actuating lever supports and leans on the inclined plane, it orders about rotor plate pivoted drive assembly to be provided with in.

Through adopting above-mentioned technical scheme, when the staff starts drive assembly, it rotates around self axis to drive the rotor plate, and then make shifting block on the rotor plate revolute the axis rotation of rotor plate, because the cross-section of guide rod is the polygon, it takes place to rotate to have restricted the guide arm, actuating lever on the guide arm removes on the inclined plane, and order about the actuating lever and remove towards the direction of keeping away from the body of fighting, make the guide arm and strike the head and keep away from the body of fighting gradually like this, when the side of rotor plate was kept away from on the inclined plane to the actuating lever, the spring orders about to strike the head and is close to the body of fighting and beats on the outer wall of fighting the body, manual operation has been replaced like this, make the staff.

The utility model discloses can further configure into: the driving assembly comprises an annular rack fixedly connected to the circumferential surface of the rotating plate, a gear meshed with the rack for transmission is arranged on the rack, and a motor driving the gear to rotate is arranged on the mounting plate.

Through adopting above-mentioned technical scheme, the staff passes through starter motor, drives gear revolve, again through the meshing transmission of gear and rack to realized the rotor plate around the rotation of self axis, drive assembly's simple structure, the transmission is accurate.

The utility model discloses can further configure into: and one surface of the knocking head facing the guide rod is fixedly connected with a screw rod, and the end surface of the guide rod is provided with a threaded hole for the screw rod to be screwed in.

Through adopting above-mentioned technical scheme, realized knocking the head and being connected with dismantling of guide arm, when the staff need change the spring, can unscrew the head of knocking from the guide arm, then take off the spring from the guide arm, install new spring on the guide arm.

The utility model discloses can further configure into: the one side of rotor plate towards the mounting panel is coaxial to have the cross-section to be the annular draw runner of L shape, and the recess that supplies the draw runner to rotate and slide is seted up to the mounting panel.

Through adopting above-mentioned technical scheme, realize the rotor plate and rotate to be connected on the mounting panel, the rotor plate rotates the in-process moreover and is more stable.

The utility model discloses can further configure into: and a bearing is embedded between the inner peripheral surface of the sliding strip and the side wall of the groove.

By adopting the technical scheme, when the sliding strip rotates, the outer ring of the bearing can be driven to rotate, and sliding friction between the inner circumferential surface of the sliding strip and the side wall of the groove is converted into rolling friction between the inner parts of the bearing.

The utility model discloses can further configure into: the switching subassembly includes the shutoff at the baffle of fighting body lower extreme department to and the symmetry sets up the erection column in fighting the body both sides, and the erection column is laid along the length direction of baffle, and the T shape spout has been seted up along its length direction to the downside of erection column, is provided with in the spout to slide the complex with the spout and removes the strip, removes the strip rigid coupling at the upper surface of baffle, and the equal rigid coupling of every erection column has the extensible member that is used for driving the baffle and slides along its length direction.

Through adopting above-mentioned technical scheme, the staff starts the extensible member, make the output of extensible member stretch out, thereby order about the baffle and remove along its length direction, make the lower port of fighting the body open, make the body of fighting be in the blowing state, otherwise, the output of extensible member is withdrawed, make the lower port of fighting the body seal, make things convenient for the staff to control the switching of fighting the body lower port like this, spout and the both sides of fighting the body, and the opening of spout is down, thereby make the material difficult for flowing into in the spout, make the baffle process of sliding more smooth and easy.

The utility model discloses can further configure into: the shifting blocks are three and are distributed along the circumference of the axis of the rotating plate.

Through adopting above-mentioned technical scheme, improved the frequency of beating the subassembly to fighting the body for the material that adheres on fighting the body inner wall is changeed and is broken away from and roll-off fight body.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the bucket body, the frame, the supporting legs, the mounting plate, the weighing device, the guide rod, the knocking head, the spring and the opening and closing assembly, after materials in the bucket body are weighed, the opening and closing assembly is opened, the materials in the bucket body flow out, a worker can pull the guide rod towards the direction far away from the bucket body, then the worker loosens the guide rod, and after the knocking head receives the elastic acting force of the spring, the knocking head is driven to be close to the bucket body and knocked on the outer wall of the bucket body, so that the bucket body vibrates, the materials adhered to the inner wall of the bucket body are separated from each other and easily slide to the lower port of the bucket body, and further the materials remained in the bucket body are reduced;

2. through the rotor plate, the hole of stepping down, the shifting block, the inclined plane, the actuating lever, drive assembly, when staff starts drive assembly, drive the rotor plate and rotate, and then make the shifting block on the rotor plate revolute the axis of rotor plate and rotate, actuating lever on the guide arm removes on the inclined plane, and order about the actuating lever and remove towards the direction of keeping away from the body of fighting, make the guide arm and strike the head and keep away from the body of fighting gradually like this, when the side of rotor plate was kept away from on the inclined plane was crossed to the actuating lever, the spring orders about to strike the head and is close to the body of fighting and beats on the outer wall of fighting the body, manual operation has been replaced like this, make staff's operation beat.

Drawings

Fig. 1 is a schematic view of the overall structure of a weighing hopper.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

FIG. 3 is a cross-sectional view of the striking head showing the threaded connection of the striking head to the guide rod.

Fig. 4 is an exploded view of the rotating plate and mounting plate.

Fig. 5 is a schematic structural view of the opening and closing assembly.

In the figure, 1, a bucket body; 11. flanging; 2. a frame; 3. a support leg; 4. a weighing device; 5. mounting a plate; 51. a groove; 52. a bearing; 6. a rapping component; 61. a guide bar; 611. a threaded hole; 62. a knocking head; 621. a screw; 63. a spring; 64. a rotating plate; 641. a slide bar; 65. a hole of abdication; 66. shifting blocks; 67. a bevel; 68. a drive rod; 7. a drive assembly; 71. a rack; 72. a gear; 73. a support plate; 74. placing a plate; 75. a motor; 8. an opening and closing assembly; 81. a baffle plate; 82. mounting a column; 83. a chute; 84. a moving bar; 85. a telescoping member; 86. a connecting plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a weighing hopper for concrete production, including fighting body 1, fight 1 and go up the cover and be equipped with frame 2 that the level set up, the equal rigid coupling in four corners position of frame 2's lower surface has landing leg 3 of vertical setting, the upper port limit of fighting body 1 has turn-ups 11 along fighting 1 outer horizontal buckling of body, turn-ups 11 is located frame 2 top, install the weighing device 4 that is used for weighing hopper body 1 internal powder weight between turn-ups 11 and the frame 2, the rigid coupling has mounting panel 5 between two adjacent landing legs 3, be provided with on the mounting panel 5 and be used for knocking the subassembly 6 of beating of fighting 1 lateral wall of body, the lower port department of fighting body 1 is provided with the switching subassembly 8 that is used for controlling the switching of fighting 1 lower port of body.

Referring to fig. 2, beat subassembly 6 including wear to establish on mounting panel 5 and deviate from the guide arm 61 of fill body 1 one side along perpendicular to mounting panel 5, guide arm 61 slides along its length direction and connects on mounting panel 5, the guide arm 61 cross-section is the polygon, guide arm 61 is provided with hemispherical striking head 62 towards the one end of fill body 1, the cover is equipped with spring 63 on the guide arm 61, spring 63 is located strikes between head 62 and the mounting panel 5, the both ends of spring 63 are contradicted respectively on striking head 62 and mounting panel 5, when spring 63 is in natural state, strike the curved surface of head 62 and contradict on the outer wall of fill body 1.

After the staff adds the material and weighs to fighting in the body 1 to fighting, start switching subassembly 8, make the lower port of fighting body 1 open, thereby make the material in fighting body 1 flow out, the staff can be towards the direction pulling guide arm 61 of keeping away from fighting body 1 this moment, thereby drive and strike head 62 and keep away from fighting body 1 and compress spring 63, then the staff loosens guide arm 61, strike head 62 is behind the elastic force who receives spring 63, strike head 62 and be close to fighting body 1 and strike on fighting body 1's outer wall, make fighting body 1 produce the vibration, thereby make the material that adheres on fighting body 1 inner wall break away from, and easily slide to fighting body 1's lower port, and then reduce the material that remains in fighting body 1.

Referring to fig. 2, in order to make the staff operate the beating assembly 6 more conveniently, so the beating assembly 6 further includes a circular rotating plate 64 sleeved on the guide rod 61, a yielding hole 65 is formed in the rotating plate 64, the guide rod 61 passes the yielding hole 65, the rotating plate 64 is located on the side of the mounting plate 5 departing from the hopper body 1, the rotating plate 64 is rotatably connected to the mounting plate 5 around the axis thereof, a shifting block 66 is fixedly connected to the side of the rotating plate 64 departing from the mounting plate 5, an inclined plane 67 is processed on the side of the shifting block 66 departing from the rotating plate 64, a driving rod 68 is fixedly connected to the side of the guide rod 61 perpendicularly, the driving rod 68 is abutted to the inclined plane 67, and a driving assembly 7 for driving the rotating disc to rotate is arranged on the side of the mounting.

When the staff starts drive assembly 7, drive rotating plate 64 and rotate around self axis, and then make shifting block 66 on rotating plate 64 revolve rotating plate 64's axis and rotate, because the cross-section of guide arm 61 is the polygon, it rotates to have restricted guide arm 61, at the driving lever rotation in-process, actuating lever 68 on the guide arm 61 moves on inclined plane 67, and order about actuating lever 68 and move towards the direction of keeping away from fill body 1, make like this that guide arm 61 and strike head 62 keep away from fill body 1 gradually, when actuating lever 68 crossed the side of rotating plate 64 is kept away from to inclined plane 67, spring 63 orders about to strike head 62 and is close to fill body 1 and strikes on the outer wall of fill body 1.

Referring to fig. 2, in order to increase the beating frequency of the beating assembly 6 to the bucket body 1, three blocks 66 are provided and arranged at equal intervals along the axis of the rotating plate 64.

Referring to fig. 2, the driving assembly 7 includes an annular rack 71 fixedly connected to the circumferential surface of the rotating ring, a gear 72 in meshing transmission with the rack 71 is disposed on the rack 71, two parallel supporting plates 73 are fixedly connected to a surface of the mounting plate 5 away from the bucket body 1, the gear 72 is disposed between the two supporting plates 73, a mounting plate 74 is fixedly connected between the two supporting plates 73, a motor 75 is fixedly connected to a surface of the mounting plate 74 away from the gear 72, an output shaft of the motor 75 penetrates through the mounting plate 5 and is coaxially and fixedly connected with the gear 72, so that a worker drives the gear 72 to rotate by starting the motor 75, and the gear 72 and the rack 71 are in meshing transmission, thereby realizing the rotation of the rotating plate 64 around its axis.

Referring to fig. 2 and 3, because the beating assembly 6 is in operation, can carry out repeated compression to spring 63, long-time use can make spring 63 fatigue ageing, reduce spring 63 elasticity, so the rigid coupling has screw 621 on the one side of beating head 62 towards guide arm 61, offer the screw hole 611 that supplies screw 621 screw in on the guide arm 61 towards the terminal surface of beating head 62, realized beating head 62 and guide arm 61 like this and dismantled being connected, when the staff need change spring 63, can unscrew beating head 62 from guide arm 61, then take off spring 63 from guide arm 61, install new spring 63 on guide arm 61.

Referring to fig. 4, in order to rotatably connect the rotating plate 64 to the mounting plate 5, an annular slide bar 641 having an L-shaped cross section is coaxially disposed on a surface of the rotating plate 64 facing the mounting plate 5, and a groove 51 for rotatably sliding the slide bar 641 is formed on a surface of the mounting plate 5 facing the rotating plate 64.

Referring to fig. 4, in order to reduce frictional resistance between the slider 641 and the groove 51, a bearing 52 is inserted between an inner circumferential surface of the slider 641 and a sidewall of the groove 51. When the slide bar 641 rotates, the outer ring of the bearing 52 is driven to rotate, and sliding friction between the inner circumferential surface of the slide bar 641 and the side wall of the groove 51 is converted into rolling friction between the insides of the bearing 52.

Referring to fig. 5, the opening and closing assembly 8 includes a baffle 81 plugged at a lower port of the bucket body 1, and mounting columns 82 symmetrically arranged at two sides of the bucket body 1, the mounting columns 82 are arranged along a length direction of the baffle 81, the baffle 81 abuts against a lower side surface of the mounting columns 82, a T-shaped sliding groove 83 is formed in the lower side surface of the mounting columns 82 along the length direction, a moving strip 84 in sliding fit with the sliding groove 83 is arranged in the sliding groove 83, the moving strip 84 is fixedly connected to an upper surface of the baffle 81, a telescopic member 85 for driving the baffle 81 to slide along the length direction is fixedly connected to a side surface of each mounting column 82 departing from the bucket body 1, the telescopic member 85 is a hydraulic cylinder, an output end of the telescopic member 85 is fixedly connected to a connecting plate 86, and; the staff starts extensible member 85 like this for the output of extensible member 85 stretches out, thereby orders about baffle 81 and removes along its length direction, makes the lower port of fighting body 1 open, makes fighting body 1 be in the blowing state, otherwise, the output of extensible member 85 is withdrawed, makes the lower port of fighting body 1 seal.

The implementation principle of the embodiment is as follows: when a worker adds materials into the bucket body 1 and weighs the materials in the bucket body 1, the worker starts the telescopic piece 85 to extend out the output end of the telescopic piece 85, so as to drive the baffle 81 to move along the length direction of the baffle, so that the lower port of the bucket body 1 is opened, the bucket body 1 is in a material placing state, then the motor 75 is started, the rotating plate 64 rotates around the axis of the rotating plate 64 through the meshing transmission of the gear 72 and the rack 71, so that the shifting block 66 rotates around the axis of the rotating plate 64, the driving rod 68 on the guide rod 61 moves on the inclined surface 67 and drives the driving rod 68 to move in the direction far away from the bucket body 1 during the rotation process of the shifting rod, so that the guide rod 61 and the knocking head 62 are gradually far away from the bucket body 1, when the driving rod 68 crosses the inclined surface 67 and is far away from the side edge of the rotating plate 64, the spring 63 drives the knocking head 62 to be close to the bucket body 1 and knock on the outer, so that the bucket body 1 vibrates, and thus the materials adhered to the inner wall of the bucket body 1 are separated and slide out of the bucket body 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a weighing hopper for concrete production, includes and fights body (1), the cover is equipped with frame (2) on fighting body (1), the equal rigid coupling in four corners position on frame (2) has landing leg (3), and the last port border of fighting body (1) is buckled outward towards fighting body (1) and is had turn-ups (11), installs weighing device (4) that are used for weighing hopper body (1) interior powder weight between turn-ups (11) and frame (2), its characterized in that: a mounting plate (5) is fixedly connected between every two adjacent supporting legs (3), a knocking component (6) for knocking the outer wall of the bucket body (1) is arranged on the mounting plate (5), and an opening and closing component (8) for controlling the opening and closing of the lower port of the bucket body (1) is arranged at the lower port of the bucket body (1);

beat subassembly (6) including wearing to establish guide arm (61) on mounting panel (5), guide arm (61) slide along its length direction and connect on mounting panel (5), guide arm (61) are provided with hemispherical head (62) of beating towards the one end of fighting body (1), the cover is equipped with spring (63) on guide arm (61), the both ends of spring (63) are contradicted respectively on beating head (62) and mounting panel (5), when spring (63) are in the natural state, the curved surface of beating head (62) is contradicted on the outer wall of fighting body (1).

2. A weighing hopper for use in the production of concrete according to claim 1, wherein: beat subassembly (6) and still establish circular rotor plate (64) on guide arm (61) including the cover, guide arm (61) cross-section is the polygon, offer on rotor plate (64) and supply abdication hole (65) that guide arm (61) passed, rotor plate (64) are located mounting panel (5) and deviate from the one side of fighting body (1) and connect on mounting panel (5) around its axis rotation, the rigid coupling has shifting block (66) on rotor plate (64), the one side processing that shifting block (66) deviate from rotor plate (64) has inclined plane (67), the rigid coupling has actuating lever (68) on the side of guide arm (61), actuating lever (68) support and lean on inclined plane (67), mounting panel (5) are provided with in the one side of fighting body (1) and order about rotor plate pivoted drive assembly (7).

3. A weighing hopper for use in the production of concrete according to claim 2, wherein: the driving assembly (7) comprises an annular rack (71) fixedly connected to the circumferential surface of the rotating plate (64), a gear (72) in meshing transmission with the rack (71) is arranged on the rack (71), and a motor (75) for driving the gear (72) to rotate is arranged on the mounting plate (5).

4. A weighing hopper for use in the production of concrete according to claim 1, wherein: and one surface of the knocking head (62) facing the guide rod (61) is fixedly connected with a screw rod (621), and the end surface of the guide rod (61) is provided with a threaded hole (611) for the screw rod (621) to screw in.

5. A weighing hopper for use in the production of concrete according to claim 2, wherein: the surface of the rotating plate (64) facing the mounting plate (5) is coaxially provided with an annular sliding strip (641) with an L-shaped section, and the mounting plate (5) is provided with a groove (51) for the sliding strip (641) to rotate and slide.

6. A weighing hopper for use in the production of concrete according to claim 5, wherein: a bearing (52) is embedded between the inner circumferential surface of the slide bar (641) and the side wall of the groove (51).

7. A weighing hopper for use in the production of concrete according to claim 1, wherein: opening and closing subassembly (8) are including baffle (81) of shutoff in the lower port department of fighting body (1), and the symmetry sets up erection column (82) in fighting body (1) both sides, erection column (82) are laid along the length direction of baffle (81), T shape spout (83) have been seted up along its length direction to the downside of erection column (82), be provided with in spout (83) and slide complex removal strip (84) with spout (83), remove strip (84) rigid coupling at the upper surface of baffle (81), the equal rigid coupling of every erection column (82) has and is used for driving telescopic part (85) that baffle (81) slided along its length direction.

8. A weighing hopper for use in the production of concrete according to claim 2, wherein: the poking blocks (66) are provided with three and are distributed along the circumference of the axis of the rotating plate (64).