CN212636160U

CN212636160U - Weighing hopper of concrete mixing plant

Info

Publication number: CN212636160U
Application number: CN202020883542.9U
Authority: CN
Inventors: 钟盼; 罗剑; 王中; 章东金; 魏岱
Original assignee: Sichuan Renshou Shengxing Commercial Concrete Co ltd
Current assignee: Sichuan Renshou Shengxing Commercial Concrete Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-03-02
Anticipated expiration: 2030-05-22

Abstract

The utility model relates to a concrete mixing plant's weighing hopper relates to concrete mixing plant technical field, including weighing hopper and support, the weighing hopper is provided with feed inlet and discharge gate, vertical rotation is provided with the pivot on the support, be provided with the scraper blade that is used for scraping the material on the weighing hopper inner wall in the pivot, be provided with on the support and be used for ordering about pivot pivoted driving source, the fixed mounting bracket that is provided with on the support, be provided with on the mounting bracket and be used for injecing the locating part of mounting bracket on weighing hopper horizontal position, be provided with the spacing portion that is used for injecing the mounting bracket at weighing hopper vertical position on the mounting bracket. The utility model discloses have the effect of the accuracy of further improvement measurement.

Description

Weighing hopper of concrete mixing plant

Technical Field

The utility model belongs to the technical field of the concrete mixing plant technique and specifically relates to a weighing hopper at concrete mixing plant is related to.

Background

The concrete mixing plant is a combined device for intensively mixing concrete, and is also called a concrete precast yard. The device mainly comprises a stirring host machine, a material weighing system, a material conveying system, a material storage system, a control system and other accessory facilities. When the concrete mixing plant works, cement or sand needs to be conveyed into the cement metering hopper, and then the cement or sand is conveyed to the concrete mixer to be mixed after metering is completed.

The current chinese patent with the publication number CN207535088U discloses a concrete mixing plant's weighing hopper, including the weighing hopper body, be connected with on the weighing hopper body and remove the material device, remove the material device including fixing the support on the weighing hopper body border, be connected with the pivot on the support, be connected with in the pivot and be used for scraping the scraper blade of the material of attached to on the weighing hopper body inner wall, the end connection that the pivot is close to the support has the driving source. During the use, the material gets into the weighing hopper body and accomplishes the back at the measurement, and the start drive source drives the pivot rotation to make the scraper blade scrape the material of attached to on the weighing hopper body inner wall at the weighing hopper body internal rotation, thereby make the measurement of weighing hopper more accurate.

The above prior art solutions have the following drawbacks: after packing the material into the weighing hopper, the material adheres to mounting bracket and pivot easily, hardly drops during the ejection of compact to influence the accuracy of actual measurement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a concrete mixing plant's weighing hopper has the advantage of the accuracy of further improvement measurement.

The utility model aims at realizing through the following technical scheme: the utility model provides a concrete mixing plant's weighing hopper, includes weighing hopper and support, the weighing hopper is provided with feed inlet and discharge gate, vertical rotation is provided with the pivot on the support, be provided with the scraper blade that is used for scraping the material on the weighing hopper inner wall in the pivot, be provided with on the support and be used for ordering about pivot pivoted driving source, the fixed mounting bracket that is provided with on the support, be provided with on the mounting bracket and be used for injecing the locating part of mount on weighing hopper horizontal position, be provided with the spacing portion that is used for injecing the mount at weighing hopper vertical position on the mounting bracket.

Through adopting above-mentioned technical scheme, during the use, pack into the metering hopper with the material from the feed inlet and measure, wait to measure the completion back, discharge the material from the discharge gate. Then the mounting rack is mounted on the measuring hopper, the rotating shaft and the scraping plate are located in the measuring hopper, and the position of the mounting rack is fixed through the limiting part and the limiting part. Then the driving source drives the rotating shaft to rotate, and the rotating shaft drives the scraper blade to rotate, so that the scraper blade scrapes off materials adhered to the inner wall of the metering hopper. The limiting effect of the limiting part and the limiting part is removed, the mounting frame and the support are taken out of the weighing hopper, and the next metering is facilitated. The support is realized dismantling on the weighing hopper by the arrangement of the mounting rack, the material is effectively prevented from adhering to the mounting rack and the rotating shaft in the feeding process, the loss of the material is reduced, and the metering accuracy is further improved.

The utility model discloses a further set up to: the locating part includes the spacer pin, the vertical fixed setting of spacer pin is on the mounting bracket, the fixed stopper that is provided with on the outer wall of weighing hopper, offer along vertical direction on the stopper and supply spacer pin male spacing groove.

Through adopting above-mentioned technical scheme, install the mounting bracket on the weighing hopper to insert the spacer pin spacing inslot, can inject the horizontal position of mounting bracket on the weighing hopper, convenient operation.

The utility model discloses a further set up to: the limiting part comprises a bolt, the bolt is horizontally arranged at the bottom of the limiting block in a sliding mode, and a slot for inserting the bolt is formed in the limiting block.

Through adopting above-mentioned technical scheme, insert the spacer pin behind the spacing groove, slide the bolt to insert the bolt in the slot, can prevent effectively that the spacer pin from breaking away from the spacing groove, thereby inject the position of mount in the vertical side of weighing hopper, convenient operation.

The utility model discloses a further set up to: the mounting bracket includes outer loop and inner ring, the inner ring is fixed to be set up in the top of outer loop, the outer loop can laminate mutually with the outer wall of weighing hopper, the inner ring can laminate mutually with the roof of weighing hopper.

Through adopting above-mentioned technical scheme, inner ring and outer loop can laminate with the outer wall and the roof of weighing hopper respectively, make the mounting bracket can the joint on the weighing hopper to be convenient for aim at the spacing groove with the spacer pin.

The utility model discloses a further set up to: the bottom of the limiting pin is provided with a tip.

Through adopting above-mentioned technical scheme, most advanced setting is convenient for insert the spacer pin spacing inslot.

The utility model discloses a further set up to: the driving source comprises a motor, the motor is connected with the rotating shaft through a coupler in a coaxial and fixed mode, a supporting rod is fixedly arranged on the rotating shaft, and the scraper plate is fixedly connected with the supporting rod through a bolt.

Through adopting above-mentioned technical scheme, can drive pivot and scraper blade through the motor and rotate, the setting of shaft coupling realizes dismantling of motor and pivot, and the setting of bolt realizes dismantling of scraper blade and pivot to the clearance and the maintenance of each part of being convenient for.

The utility model discloses a further set up to: and a protective cover for protecting the motor is arranged on the support.

Through adopting above-mentioned technical scheme, at the rotation in-process of pivot and scraper blade, the setting of protection casing prevents effectively that the material on the weighing hopper inner wall from splashing to the motor.

The utility model discloses a further set up to: the scraper is matched with the inner wall of the measuring hopper.

Through adopting above-mentioned technical scheme, the scraper blade can be as much as possible strike off the material on the weighing hopper inner wall.

The utility model discloses a further set up to: a gap is arranged between the scraper and the inner wall of the measuring hopper.

Through adopting above-mentioned technical scheme, leave the clearance between the inner wall of scraper blade and weighing hopper and effectively prevent that the scraper blade in the rotation from interfering with the inner wall of weighing hopper to the damage of scraper blade and weighing hopper has been reduced.

To sum up, the utility model discloses a following beneficial technological effect:

1. the support is realized dismantling on the weighing hopper by the arrangement of the mounting rack, the material is effectively prevented from adhering to the mounting rack and the rotating shaft in the feeding process, the loss of the material is reduced, and the metering accuracy is further improved.

2. Install the mounting bracket on the weighing hopper to insert the spacer pin spacing inslot, can inject the horizontal position of mounting bracket on the weighing hopper, convenient operation.

3. The inner ring and the outer ring can be respectively attached to the outer wall and the top wall of the metering hopper, so that the mounting frame can be clamped on the metering hopper, and the limiting pin can be aligned to the limiting groove conveniently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Description of the drawings: 1. a measuring hopper; 11. a feed inlet; 12. a discharge port; 13. a limiting block; 131. a limiting groove; 132. a support block; 2. a support; 21. a supporting seat; 211. a protective cover; 3. a mounting frame; 31. an outer ring; 32. an inner ring; 4. a spacing pin; 41. a tip; 42. a slot; 5. a bolt; 51. a handle; 52. an anti-drop block; 6. a rotating shaft; 61. a strut; 62. a coupling; 7. a motor; 8. a bolt; 9. a scraper.

Detailed Description

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

As shown in figure 1, for the utility model discloses a concrete mixing plant's weighing hopper, including weighing hopper 1, support 2 and mounting bracket 3. The top of weighing hopper 1 is provided with feed inlet 11, and the bottom of weighing hopper 1 is provided with discharge gate 12, and the top and the bottom of weighing hopper 1 all are cylindricly.

As shown in fig. 2 and 3, the mounting bracket 3 includes an outer ring 31 and an inner ring 32, both the outer ring 31 and the inner ring 32 are circular rings, and the inner ring 32 is fixedly disposed on the top of the outer ring 31. Outer loop 31 can laminate mutually with the outer wall of weighing hopper 1, and inner ring 32 can laminate mutually with the roof of weighing hopper 1 to make mounting bracket 3 joint on weighing hopper 1.

As shown in fig. 2 and 3, a limiting member for limiting the horizontal position of the mounting block 3 on the weighing hopper 1 is disposed on the mounting block 3, and the limiting member includes a limiting pin 4. The limit pin 4 is vertically and fixedly arranged at the bottom of the outer ring 31. The outer wall of the measuring hopper 1 is horizontally and fixedly provided with a limiting block 13, and the limiting block 13 is a square block. The top wall of the limiting block 13 is provided with a limiting groove 131 for inserting the limiting pin 4 along the vertical direction, and the limiting groove 131 penetrates through the limiting block 13. The bottom of the limit pin 4 is provided with a tip 41, which facilitates the insertion of the limit pin 4 into the limit groove 131.

As shown in fig. 2 and 3, the mounting frame 3 is provided with a limiting portion for limiting the vertical position of the mounting frame 3 on the weighing hopper 1, the limiting portion includes a plug pin 5, and the plug pin 5 is a round pin. The vertical fixed supporting shoe 132 that is provided with of one end that stopper 13 kept away from weighing hopper 1, supporting shoe 132 are located the bottom of stopper 13, and supporting shoe 132 is located one side that the spacer pin 4 kept away from weighing hopper 1. The bolt 5 horizontally slides and penetrates through the supporting block 132, the limit pin 4 is provided with a slot 42 for the limit pin 4 to insert along the horizontal direction, and the bolt 5 is clamped with the slot 42.

As shown in fig. 2 and 3, a handle 51 is fixedly disposed at one end of the latch 5, the handle 51 is located at a side of the support block 132 away from the weighing hopper 1, and the handle 51 is disposed to facilitate the use of the latch 5. The bolt 5 is fixedly provided with an anti-falling block 52, the anti-falling block 52 is positioned between the supporting block 132 and the limiting pin 4, and the arrangement of the anti-falling block 52 effectively prevents the bolt 5 from being separated from the supporting block 132.

As shown in fig. 2 and 3, the holder 2 has a cross shape (see fig. 1), and the holder 2 is fixedly connected to the inner ring 32. The support 2 is fixedly provided with a support seat 21, the support seat 21 is vertically rotatably provided with a rotating shaft 6, the rotating shaft 6 is a round shaft, and the axis of the rotating shaft 6 coincides with the central line of the measuring hopper 1. The supporting seat 21 is vertically and fixedly provided with a motor 7 for driving the rotating shaft 6 to rotate, and an output shaft of the motor 7 is fixedly connected with the rotating shaft 6 through a coupler 62. Be provided with the protection casing 211 that is used for protecting motor 7 on the supporting seat 21, effectively prevent that the material on the internal wall of weighing hopper 1 from splashing to motor 7 on.

As shown in fig. 1 and 2, a support rod 61 is horizontally and fixedly arranged on the rotating shaft 6, a scraper 9 is arranged at one end of the support rod 61 far away from the rotating shaft 6, and the support rod 61 and the scraper 9 are fixedly connected through a bolt 8. The shape of the scraper 9 is matched with the inner wall of the measuring hopper 1, and a gap is arranged between the scraper 9 and the inner wall of the measuring hopper 1 so as to prevent the scraper 9 from interfering with the inner wall of the measuring hopper 1.

The implementation principle of the embodiment is as follows: when the metering device is used, materials are loaded into the metering hopper 1 from the feeding port 11 for metering, and after metering is completed, the materials are discharged from the discharging port 12. Then, the mounting frame 3 is mounted on the weighing hopper 1, the limit pin 4 is inserted into the limit groove 131 until the outer ring 31 is attached to the outer wall of the weighing hopper 1, the inner ring 32 is attached to the top wall of the weighing hopper 1, and the rotating shaft 6 and the scraper 9 are located in the weighing hopper 1. And then the bolt 5 is inserted into the slot 42 on the limit pin 4, and the installation of the installation frame 3 on the measuring hopper 1 can be completed.

Then, the motor 7 drives the rotating shaft 6 to rotate, and the rotating shaft 6 drives the scraper 9 to rotate, so that the scraper 9 scrapes off materials adhered to the inner wall of the measuring hopper 1. The bolt 5 is pulled out from the slot 42, and then the limit pin 4 is taken out from the limit groove 131, so that the mounting frame 3 and the support 2 can be taken out from the measuring hopper 1, and the next measurement is convenient. The support 2 can be dismantled on the measuring hopper 1 by the aid of the mounting frame 3, materials are effectively prevented from being adhered to the mounting frame 3 and the rotating shaft 6 in the feeding process, loss of the materials is reduced, and accuracy of measurement is further improved.

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 concrete mixing plant's weighing hopper, includes weighing hopper (1) and support (2), weighing hopper (1) is provided with feed inlet (11) and discharge gate (12), vertical rotation is provided with pivot (6) on support (2), be provided with scraper blade (9) that are used for scraping the material on weighing hopper (1) inner wall in pivot (6), be provided with on support (2) and be used for ordering about pivot (6) pivoted driving source, its characterized in that: the support (2) is fixedly provided with a mounting rack (3), the mounting rack (3) is provided with a limiting part for limiting the horizontal position of the mounting rack (3) on the weighing hopper (1), and the mounting rack (3) is provided with a limiting part for limiting the vertical position of the mounting rack (3) on the weighing hopper (1).

2. A weighing hopper for a concrete mixing plant according to claim 1, characterized in that: the locating part includes spacer pin (4), the vertical fixed setting of spacer pin (4) is on mounting bracket (3), fixed stopper (13) that is provided with on the outer wall of weighing hopper (1), offer along vertical direction on stopper (13) and supply spacer pin (4) male spacing groove (131).

3. A weighing hopper for a concrete mixing plant according to claim 2, characterized in that: the limiting part comprises a bolt (5), the bolt (5) is horizontally arranged at the bottom of the limiting block (13) in a sliding mode, and a slot (42) for inserting the bolt (5) is formed in the limiting pin (4).

4. A weighing hopper for a concrete mixing plant according to claim 2, characterized in that: mounting bracket (3) include outer ring (31) and inner ring (32), inner ring (32) are fixed to be set up in the top of outer ring (31), outer ring (31) can be laminated with the outer wall of weighing hopper (1) mutually, inner ring (32) can be laminated with the roof of weighing hopper (1) mutually.

5. A weighing hopper for a concrete mixing plant according to claim 2, characterized in that: the bottom of the limiting pin (4) is provided with a tip (41).

6. A weighing hopper for a concrete mixing plant according to claim 1, characterized in that: the driving source includes motor (7), motor (7) pass through shaft coupling (62) and the coaxial fixed connection of pivot (6), the fixed branch (61) that is provided with in pivot (6), scraper blade (9) are through bolt (8) and branch (61) fixed connection.

7. A weighing hopper for a concrete mixing plant according to claim 5, characterized in that: the support (2) is provided with a protective cover (211) used for protecting the motor (7).

8. A weighing hopper for a concrete mixing plant according to claim 1, characterized in that: the scraper (9) is matched with the inner wall of the measuring hopper (1).

9. A weighing hopper for a concrete mixing plant according to claim 8, characterized in that: a gap is arranged between the scraper (9) and the inner wall of the measuring hopper (1).