CN211682876U

CN211682876U - Dry-mixed mortar trace additive blending, metering and conveying system

Info

Publication number: CN211682876U
Application number: CN201922188573.2U
Authority: CN
Inventors: 张新平
Original assignee: Changsha Runda Intelligent Equipment Co ltd
Current assignee: Changsha Runda Intelligent Equipment Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-10-16
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a dry-mixed mortar trace additive allotment measurement conveying system, including frame, storage silo, hopper, mixing mechanism and output mechanism. A weighing mechanism is arranged inside the frame; the storage bin is connected with the rack through the weighing mechanism, a discharge port is arranged at the bottom of the storage bin, and a discharge valve for controlling discharge is arranged on the discharge port; the upper opening of the hopper is larger than the lower opening of the hopper and is arranged below the storage bin to receive materials; the mixing mechanism is arranged below the hoppers and connected with the lower openings of the hoppers, and can mix and output materials of the plurality of hoppers; the output mechanism receives the materials output by the mixing mechanism and outputs the materials outwards. The material ratio can be freely controlled, the material weighing precision is high, manual control is not needed, the ratio is automatically completed, the production efficiency is improved, and the production quality is ensured.

Description

Dry-mixed mortar trace additive blending, metering and conveying system

Technical Field

The utility model relates to a dry-mixed mortar production field especially relates to a dry-mixed mortar trace additive allotment measurement conveying system.

Background

At present, dry-mixed mortar is one of the materials in the field of green building materials popularized by China, and is a mixture formed by mixing a cementing material, a fine aggregate, a mineral admixture, a reinforcing material and an external additive according to a certain proportion. The dry-mixed mortar has various types, the formula is changed continuously according to the requirement, and the external additive is one of important factors influencing the performance of the dry-mixed mortar. The external additive is expensive and has small addition amount, and the addition amount of some external additives in one ton of dry-mixed mortar can be as low as below 50 g, so the metering precision requirement of the external additive is extremely high.

The existing modes for adding the external additive into the stirring main machine are mainly two. The method is characterized in that the additive which is mixed in proportion in other factories and packaged in bags is purchased, and the materials are manually fed in a manual unpacking and weighing mode. The method has the conditions of inaccurate weighing and large artificial influence, and the packaged external additive formula is fixed and cannot be adjusted in real time in the production process. Meanwhile, a large amount of industrial garbage is brought by a large amount of packaging bags, and the processing is inconvenient. The other method is carried out by adopting a plurality of independent weighing meters and carrying out manual weighing and blending on site, and the method also has the condition of manually influencing weighing and proportioning, and has lower proportioning precision and efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a dry-mixed mortar trace additive allotment measurement conveying system can mix the ratio additive as required on the spot, weighs accurately, and the prescription can real-time control, need not manual operation, has avoided human error, has improved production efficiency.

According to the utility model discloses a dry-mixed mortar trace additive allotment measurement conveying system of first aspect embodiment, including frame, a plurality of storage silo, a plurality of hopper, mixing mechanism, output mechanism. A weighing mechanism is arranged inside the frame; the plurality of storage bins are connected with the weighing mechanism to be weighed by the weighing mechanism, a discharge port is arranged at the bottom of each storage bin, and a discharge valve for controlling discharge is arranged on each discharge port; the storage bins are correspondingly arranged below the discharge ports respectively to receive materials, and the storage bins are suspended above the hoppers; the mixing mechanism is arranged below the hoppers and is connected with outlets of all the hoppers, and can mix and gather materials of the plurality of hoppers to the middle of the mixing mechanism for output; and the output mechanism receives the materials output by the mixing mechanism and outputs the materials outwards.

According to the utility model discloses dry-mixed mortar trace additive allotment measurement conveying system has following beneficial effect at least: can store a plurality of additive materials, the additive material ratio can be flexibly controlled according to the formula requirement, the material weighing precision is high, the manual control is not needed, the ratio is automatically completed, the production efficiency is improved, and the production quality is ensured.

According to some embodiments of the utility model, the weighing mechanism sets up at the frame top, the storage silo hangs in the frame through weighing mechanism.

According to some embodiments of the utility model, be provided with a plurality of centrosymmetric leveling counter weight poles on the storage silo perisporium, be provided with on the leveling counter weight pole and follow the leveling counter weight that leveling counter weight pole slided and is fixed.

According to the utility model discloses a some embodiments, the cladding has the elastic hose who prevents the dust spill between storage silo lower extreme and the hopper upper end.

According to the utility model discloses a some embodiments, mixing mechanism includes the hybrid tube and sets up in the pipeline and through actuating mechanism driven hybrid screw, be provided with two sections screw threads that revolve to opposite on the hybrid screw to make the material assemble hybrid tube middle part and output.

According to some embodiments of the utility model, output mechanism includes output pipeline and sets up in the pipeline and through actuating mechanism driven output screw, the last flow aiding pipe that is provided with a plurality of edges output screw precession direction entering of output pipeline.

According to some embodiments of the present invention, the mixing mechanism is connected to the output mechanism through a universal joint pipe.

According to some embodiments of the invention, be provided with the shock-absorbing module of slope between frame top and the frame lateral wall.

According to some embodiments of the utility model, be provided with the inside and outside ventilation pipe of intercommunication storage silo in the storage silo.

According to the utility model discloses a some embodiments, bleeder valve and discharge gate laminating, the bleeder valve is controlled and can control the vibration range so that the material in the storage silo falls by vibrating motor.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention.

Frame-100 weighing mechanism-110 damping module-120

Storage bin-200 discharge port-210 discharge valve-220 leveling weight lever-230 vent pipe-240

Hopper-300 elastic hose-310

Mixing mechanism-400 mixing pipe-410 mixing screw-420

Output mechanism-500 output pipe-510 output screw-520 flow-aid pipe-530 gimbal pipe-540.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A dry-mixed mortar micro-additive blending, metering and conveying system according to an embodiment of the present invention is described below with reference to fig. 1 to 3.

The inside weighing mechanism 110 that is provided with of frame 100, storage silo 200 is connected with frame 100 through weighing mechanism 110, and the storage silo 200 bottom is provided with discharge gate 210, sets up the bleeder valve 220 who controls the ejection of compact again on the discharge gate 210. The weighing mechanism 110 may be a pressure-sensitive scale or alternatively a suspended scale. Selecting a pressure-sensitive weighing machine, a platform can be arranged in the frame 100, and the storage bin 200 is placed on the platform; the suspended weighing meter can be used for hoisting the storage bucket. It should be noted that the weighing mechanism 110 is a subtractive scale, i.e., the reduced weight in the storage bin 200 is weighed each time it is discharged. Compare in the mode that adopts the increment to call, the subtracting formula is called and can be reduced and weigh required time, also can avoid the material to remain the condition that reduces the precision on weighing the platform simultaneously, and overall efficiency is higher, and the precision is higher.

A hopper 300 is disposed below the storage bin 200 for receiving the material flowing out from the discharge port 210, and the material received by the hopper 300 is fed into the mixing mechanism 400. It should be noted that a plurality of storage bins 200 are arranged inside the rack 100, a hopper 300 is arranged below each storage bin 200, the mixing mechanism 400 is arranged below the hopper 300 and connected with the lower opening of the hopper 300, and the plurality of hoppers 300 are connected with the mixing mechanism 400. For example, referring to fig. 2, the four hoppers 300 are connected to the mixing mechanism 400 at their lower ends so that the contents of the storage bin 200 can be completely discharged into the mixing mechanism 400 without spilling out. The mixing mechanism 400 is connected to the output mechanism 500, and the additive mixed in the mixing mechanism 400 is output to the next process through the output mechanism 500.

The storage silo 200 is provided with a plurality of materials that are used for holding different components to the material demand of different formulas is better satisfied, can realize the accurate control material quantity through weighing mechanism 110 and bleeder valve 220 cooperation work, improves the precision of ratio, and mixes through mixing mechanism 400, then exports through output mechanism 500, accomplishes the work of ratio, mixture, output automatically, reduces the human cost, has improved production efficiency.

In some embodiments of the present invention, the weighing mechanism 110 is disposed on the top of the frame 100, and the storage bin 200 is suspended in the frame 100 by the weighing mechanism 110. For example, referring to FIG. 1, the hanging mechanism is a hanging scale, and the storage bin 200 is provided with a hook hole at the top thereof, and can be hung on a hook at the lower part of the weighing mechanism 110. Because the bottom of the storage bin 200 needs to be provided with the discharge hole 210 for discharging, the structure of the weighing mechanism 110 arranged at the bottom of the discharge bin is complex, the processing cost is relatively high, the weighing mechanism is installed in a suspension mode, the structure is simple, and the precision can be ensured.

In some embodiments of the present invention, the storage bin 200 has a plurality of symmetrical leveling weight rods 230 on the peripheral wall, and the leveling weight rods 230 have leveling weights capable of sliding and fixing along the leveling weight rods 230. For example, referring to fig. 1, two leveling weight rods 230 are disposed at the bottom of the storage bin 200, and the adjustment can be realized by adjusting the distance between the leveling weights on the leveling weight rods 230 and the storage bin 200. The leveling weight lever 230 is mainly used for preventing the condition of uneven weight caused by powder stored in the storage bin 200 or other devices from influencing the inclination of the storage bin 200, further influencing the weighing precision and the discharging speed, and the storage bin 200 can be quickly and accurately leveled by adjusting the leveling weight lever 230.

In some embodiments of the present invention, an elastic hose 310 is disposed between the lower end of the storage bin 200 and the upper end of the hopper 300, for example, referring to fig. 1, the elastic hose 310 completely covers the space between the discharge port 210 at the lower end of the storage bin 200 and the upper end of the hopper 300, so as to prevent the powder from spilling out of the gap. Because the storage bin 200 needs to be weighed, the storage bin and the hopper 300 cannot be fixedly connected to each other for sealing, and therefore, by using the elastic hose 310, the connection of the elastic hose 310 does not affect the weighing precision of the storage bin 200, and the function of preventing powder from splashing can be realized.

In some embodiments of the present invention, the mixing mechanism 400 includes a mixing pipe 410 and a mixing screw 420 disposed in the pipe and driven by a driving mechanism, for example, referring to fig. 2, two threads with opposite rotation directions are disposed on the mixing screw 420, so that when the mixing screw rotates, the materials at both ends will move toward the middle of the mixing mechanism 400 to achieve mixing. Specifically, mixing duct 410 level sets up in a plurality of hoppers 300 lower part, with hopper 300 end opening intercommunication, mixing duct 410 middle part is provided with opening and output mechanism 500 intercommunication, mixing screw 420 under actuating mechanism, generally the drive of motor, collects the material to the opening part output at middle part, at the in-process that collects, the screw thread can play the effect of mixing for the material is at the in-process that assembles preliminary mixing, saves the time of follow-up mixture.

In some embodiments of the present invention, the output mechanism 500 includes an output pipeline 510 and an output screw 520 disposed in the pipeline and driven by the driving mechanism, the output pipeline 510 is provided with a plurality of flow-assisting pipes 530 entering along the screwing direction of the output screw 520, for example, referring to fig. 1, the output pipeline 510 is disposed under the mixing mechanism 400 and connected with the opening at the middle part of the mixing mechanism 400, the material mixed by the mixing mechanism 400 automatically falls into the output mechanism 500, and is driven by the output screw 520 driven by the driving mechanism to output. The output pipeline 510 is provided with a plurality of flow assisting pipes 530 entering along the screwing direction of the output screw 520, the flow assisting pipes 530 are communicated with a high-pressure air source, and the materials remained in the pipe wall can be blown out in a high-pressure air mode, so that the accuracy of the added materials is ensured.

In some embodiments of the present invention, the mixing mechanism 400 is connected to the output mechanism 500 through the universal joint pipe 540, for example, referring to fig. 1 and 3, the middle of the mixing mechanism 400 is connected to the end of the output mechanism 500 through the universal joint pipe 540, and the output mechanism 500 can adjust the direction within a certain space range, so as to adapt to different processing fields and improve the application range.

In some embodiments of the present invention, a damping module 120 is disposed between the top of the frame 100 and the sidewall of the frame 100, for example, referring to fig. 1, the device is mainly used on a mortar mixing floor, mechanical vibration is large, and precision of the weighing mechanism 110 is greatly affected. To prevent vibrations from affecting the accuracy of the weighing mechanism 110, a sloped shock absorbing module 120 is provided between the top of the housing 100 and the side walls of the housing 100. The vibration generally comprises vibration in the vertical direction and vibration in the horizontal direction, and in order to simultaneously absorb the vibration in the two directions, the vibration module is obliquely arranged and can absorb the vibration force from the two directions, so that the weighing accuracy of the device is ensured.

According to some embodiments of the present invention, a ventilation pipe 240 is provided inside and outside the communicating storage bin 200 in the storage bin 200. For example, referring to fig. 1, the storage bin 200 is generally designed in a sealed manner to ensure that the materials stored inside do not leak and the external moisture does not enter, so that the materials are easily influenced by the air pressure when flowing out, and the outflow is not smooth, which affects the blending speed. The ventilation pipe 240 can communicate the inside and outside of the storage bin 200, so that the inside and outside air pressure of the storage bin 200 is consistent, and the discharging is smooth.

According to the utility model discloses a some embodiments, bleeder valve 220 and the laminating of storage silo 200 end opening, bleeder valve 220 is controlled and can control the vibration radian so that the material in the feed bin falls by vibrating motor. For example, referring to fig. 2, the discharge valve 220 controls the discharge by opening and closing in a vibration manner, and the vibration control may be a variable frequency or constant frequency feeding manner, so as to accurately control the discharge amount and improve the weighing accuracy.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A blending, metering and conveying system for a dry-mixed mortar trace additive is characterized by comprising: a frame (100) in which a weighing mechanism (110) is provided;

the storage bins (200) are connected with the weighing mechanism (110) to be weighed by the weighing mechanism, the bottom of each storage bin (200) is provided with a discharge hole (210), and a discharge valve (220) for controlling discharge is arranged on each discharge hole (210);

the hoppers (300) are respectively and correspondingly arranged below the discharge hole (210) to receive materials, and the storage bin (200) is suspended above the hoppers;

the mixing mechanism (400) is arranged below the hoppers (300), is connected with outlets of all the hoppers (300), and can mix and converge materials of the hoppers (300) to the middle part of the mixing mechanism for output;

and the output mechanism (500) receives the materials output by the mixing mechanism (400) and outputs the materials outwards.

2. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: the weighing mechanism (110) is arranged at the top of the rack (100), and the storage bin (200) is suspended in the rack (100) through the weighing mechanism (110).

3. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: the storage bin (200) is characterized in that a plurality of centrosymmetric leveling weight rods (230) are arranged on the peripheral wall of the storage bin (200), and leveling counter weights capable of sliding along the leveling weight rods (230) and being fixed are arranged on the leveling weight rods (230).

4. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: an elastic hose (310) for preventing dust from splashing is coated between the lower end of the storage bin (200) and the upper end of the hopper (300).

5. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: the mixing mechanism (400) comprises a mixing pipeline (410) and a mixing screw (420) which is arranged in the pipeline and driven by a driving mechanism, wherein two sections of threads with opposite rotating directions are arranged on the mixing screw (420), so that the materials are converged in the middle of the mixing pipeline (410) and output.

6. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: the output mechanism (500) comprises an output pipeline (510) and an output screw (520) which is arranged in the pipeline and driven by a driving mechanism, wherein a plurality of flow-assisting pipes (530) entering along the screwing direction of the output screw (520) are arranged on the output pipeline (510).

7. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: the mixing mechanism (400) is connected with the output mechanism (500) through a universal joint pipeline (540).

8. The dry-mixed mortar trace additive blending, metering and conveying system of claim 2, characterized in that: an inclined damping module (120) is arranged between the top of the rack (100) and the side wall of the rack (100).

9. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: the storage bin (200) is internally provided with a vent pipe (240) which is communicated with the inside and the outside of the storage bin (200).

10. The dry-mixed mortar trace additive blending, metering and conveying system of claim 1, characterized in that: bleeder valve (220) and discharge gate (210) laminating, bleeder valve (220) are controlled and can control the vibration range so that the material in storage silo (200) falls by vibrating motor.