CN206678186U - Sinking vertical sandstone blending station - Google Patents

Abstract

The utility model discloses a sinking vertical lifting type sand and gravel mixing station, which comprises a control system, an aggregate bin, a stirring device and a vehicle lifting device. The aggregate bin and the stirring device are both arranged in a pit below the ground. The control system It is installed on the ground; multiple aggregates are arranged horizontally on one side of the mixing device, and the bottom of the mixing device is equipped with a conveyor belt connected to the material inlet of the mixing device. There is a discharge device under the mixing device, and the unloading device is lifted by a vehicle. The device communicates with the external charging machine; the mixing station moves the main equipment underground, which reduces the floor area of the mixing station; and changes the input and output of materials, on the one hand, it can realize the horizontal or downward input of initial materials , which shortens the material conveying distance, not only improves the operation speed of the mixing station, but also reduces the number of workers. On the other hand, the vehicle-loaded lifting device is used to output the finished sand and gravel, which has the characteristics of high efficiency and low loss, which is conducive to improving the efficiency of the mixing station. work capacity.

Description

Sinking vertical lifting sand and gravel mixing plant

technical field

The utility model belongs to the field of mixing plants, and the specific design relates to a sinking vertical lifting type sand mixing plant.

Background technique

The mixture of fine sand, lime, cement, etc. is commonly used in construction. At present, most of them are mixed directly by mixing equipment on site. Not only is the production efficiency low, the mixing quality is difficult to guarantee, but it also brings serious dust pollution to the construction area. , harming the health of workers.

Contents of the invention

In view of this, the purpose of this utility model is to provide a sinking vertical lifting sand and gravel mixing station capable of large-scale production of sand and gravel mixture, so as to improve production efficiency and mixing quality, and reduce noise and dust pollution.

In order to achieve the above purpose, the utility model provides the following technical solutions: a sinking vertical lifting sand and gravel mixing plant, including a control system, an aggregate bin, a stirring device and a vehicle lifting device, the aggregate bin and the stirring device are both Arranged in a pit below the ground, the control system is set on the ground, the vehicle lifting device is set in the pit and at a certain horizontal distance from the mixing device; there are at least two aggregate bins arranged horizontally on the stirring device On one side, the bottom of the aggregate silo is provided with a conveyor belt connected to the material inlet of the stirring device, and a discharge device is provided below the stirring device, and the discharge device is loaded with the material outside the pit through the vehicle lifting device. The machine communicates with each other; one end of the vehicle lifting device is connected to the bottom surface of the pit, and the other end is vertically higher than the top surface of the pit.

Further, the vehicle lifting device is a vertical lifting mechanism, which is composed of a lifting platform, a traction device, and a traction device. The lifting platform is used to carry the external loader, and the traction device is driven by the traction device. To drive the lifting platform to do vertical up and down movement.

Further, there are at least two groups of vertical lifting mechanisms arranged side by side in a straight line.

Further, a cross-shaped transposition guide rail is provided between the vertical lifting mechanism and the stirring device.

Further, the lifting platform is provided with a rotary body for placing the external charging machine.

Further, it also includes a powder silo arranged in the pit. There are several powder silos arranged horizontally on one side of the stirring device adjacent to the aggregate silo. A weighing device is arranged above the stirring device. The discharge end of the bin is connected with the weighing device through a screw conveyor.

Further, the vehicle-loaded lifting device is arranged on the other side of the stirring device and corresponds to the conveyor belt.

Further, the arrangement structure of the conveyor belt is straight or bent with a small inclination angle at one end connected to the stirring device, and the angle of the small inclination angle is 12°-16° to the horizontal.

Further, the feed inlet of the aggregate bin is not higher than the ground.

Further, it also includes a dust removal device correspondingly arranged above the stirring device and the powder silo.

Further, the top surface of the pit is covered with a cover, and the cover is provided with an inspection port, a ventilation port, and an aggregate input port, and the aggregate input port communicates with the aggregate bin entrance. The lifting device protrudes out of the cover.

The beneficial effects of the utility model are:

1. The utility model adopts the vehicle-loaded lifting device to transport the finished sand and gravel to the outside, which has the characteristics of high efficiency and low loss, which greatly improves the working efficiency and production capacity of the mixing station; at the same time, according to the terrain, landform, address, mountain Adaptive adjustments to the conveying position, direction, length, height, etc. of the vehicle-loaded lifting device will help to enhance the applicability of the mixing station.

2. The utility model also improves the overall technical content, popularization rate and regionality of the mixing station, and its production capacity can be increased by 20%-30%.

3. The utility model moves the main equipment underground, so that the main equipment can help the pit to form a solid closed space, which is not only beneficial to dust collection, but also can eliminate low-frequency vibration, reduce noise pollution, and realize the protection of pollution sources such as dust and noise. centralized control.

In general, the mixing station uses a sealed pit to completely seal the mixing main engine (that is, the mixing device) and material transmission, and completely solve environmental problems such as dust, noise, vibration, etc.; use the mixing device to sink to achieve material level and downward feeding, Shorten the material transmission distance, reduce the cost of material transportation, and increase the transmission speed; greatly reduce the occupied area, save land use costs, and improve land use efficiency; greatly reduce the number and height of ground buildings, reduce adverse impacts on the environment, and avoid In order to avoid conflicts with urban and rural construction planning, expand the scope of optional sites for building stations, shorten the distance from the construction site for materials, and realize the supply of materials for nearby construction sites to ensure timely supply of materials for surrounding construction sites.

Description of drawings

In order to make the purpose, technical solutions and beneficial effects of the utility model clearer, the utility model provides the following drawings for illustration:

Fig. 1 is the technological arrangement schematic diagram of the present utility model;

Fig. 2 is the I-I sectional view of Fig. 1;

Fig. 3 is the II-II sectional view of Fig. 1;

Fig. 4 is a III-III sectional view of Fig. 1;

Fig. 5 is a IV-IV sectional view of Fig. 1 .

detailed description

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings.

As shown in the figure, the sinking vertical lifting sand and gravel mixing plant in the utility model includes a control system, an aggregate bin 6, an agitating device 1 and a vehicle lifting device 2, and the aggregate bin 6 and the agitating device 1 are both Arranged in the pit 4 below the ground, the control system is set on the ground; there are at least two aggregate bins 6 arranged horizontally on the side of the stirring device 1, and the bottom of the aggregate bin 6 is provided with a mixing The conveyor belt 9 connected to the material inlet of the device 1, the unloading device 3 is arranged below the stirring device 1, and the unloading device 3 communicates with the loading machine outside the pit through the vehicle lifting device 2; One end of the car lifting device is connected to the bottom of the pit, and the other end is vertically higher than the top of the pit. The car lifting device enables the loader to enter and exit the pit 4, and directly connects with the unloading device 3 under the mixing device 1 , so that the finished sand and gravel material stirred by the stirring device 1 is transported outward.

In this embodiment, the control system and the unloading device 3 are arranged on the ground, and the operator can control the lower operation through the monitoring system installed in the pit and the control system on the ground without entering the pit 4, which improves the operation efficiency. safety. The aggregate silo and mixing device 1 are located underground, and the materials on the ground can be transported horizontally; that is, the materials are transported to the aggregate silo, and the aggregate is transported to the aggregate silo by the way of blanking, which eliminates the need for lifting The process reduces the difficulty of feeding and the energy consumption of feeding. By completing the mixing and stirring underground, the external noise pollution is reduced. In addition, since all parts are operated underground, the dust generated during the operation can be closed and recycled, further reducing the external dust pollution. The truck-loaded lifting device 2 can directly load the finished sand and gravel from the mixing device into the truck-loaded lifting device and then transport it outward. It has the advantages of high efficiency and low loss, thereby improving the working efficiency and production capacity of the mixing station.

The vehicle lifting device 2 in this embodiment is a vertical lifting mechanism, which is composed of a lifting platform (not marked), a traction device (not shown), and a traction device (not shown). In the above-mentioned external loader, the traction device drives the lifting platform to move vertically up and down through the transmission of the traction device. The vertical lifting mechanism can be existing equipment, such as an elevator, and its traction device and traction device can be conventionally selected, such as a motor, a chain, etc., respectively, that is, the lifting table and the connecting motor are connected through a chain, and the chain passes through The motor drives to drive the lifting platform up and down.

In another embodiment, there are at least two groups of vertical lifting mechanisms arranged side by side in a straight line, and a cross-shaped transposition guide rail is provided between the vertical lifting mechanism and the stirring device 1 . In this way, through the cross-shaped transposition guide rail, multiple external loaders can simultaneously enter the pit and respectively dock with the mixing device, and transport the finished sand and gravel outward, so as to improve the working efficiency and production capacity of the mixing station.

In another embodiment, the lifting platform is provided with a rotating body (not shown) for placing the external charging machine. In this way, the external loader can turn around in the vertical lifting mechanism through the rotary body, that is, whether the external loader drives into or reverses into the vertical lifting mechanism, after entering the pit, the external loader can be turned. The material inlet at the tail of the feeder is connected to the material outlet below the stirring device. Of course, in different embodiments, the revolving body is separately arranged at the bottom of the pit, and the double-station and multi-station operation of the vertical lifting mechanism can be realized through the revolving body, that is, there are two or more external vehicles at the same time. The charging machine realizes circular operation at the bottom of the pit to improve work efficiency and production capacity. As shown in Figure 1, it is the case of double stations.

The unloading device 3 in this embodiment can temporarily store finished sand and gravel materials, which can ensure the continuous operation of the stirring device to a certain extent, and play a buffering role for the external charging machine.

The aggregate bin 6 in this embodiment is a multi-stage structure, which can realize aggregate batching, weighing and unloading. It quantitatively transports the aggregate to the stirring device 1 through the conveyor belt 9, and the feed port of the aggregate bin 6 Not higher than the ground, the material truck directly transports the aggregate to the feed inlet of the aggregate bin 6 on the ground, and the aggregate can be added by dropping the material, which saves the lifting process of the aggregate and reduces energy consumption. Save floor area. The aggregate bin 6 here also has the function of a storage bin. By enlarging its volume and arranging multiple groups side by side, it can directly receive aggregates such as sand and gravel sent by the feeding truck, and realize temporary storage of aggregates such as sand and gravel. To realize the continuous feeding of the conveyor belt to the mixing device, save waiting time and improve work efficiency.

This embodiment also includes a powder bin 5 arranged in the ground pit 4. There are several powder bins 5 arranged horizontally on one side of the stirring device 1 next to the aggregate bin 6. There is a weighing device, and the discharge end of the powder hopper is connected with the weighing device through a screw conveyor 10 . The powder silo located in the ground pit quantitatively transports lime, cement and other powder materials to the mixing device 1 through the screw conveyor 10, which reduces the dust concentration outside during the transfer and transportation of the powder materials.

The vehicle lifting device 2 in this embodiment is arranged on the other side of the stirring device 1 and corresponds to the conveyor belt 9 . This conveyer belt 9 can adopt scraper conveyor, also can adopt belt conveyor, and its arrangement structure is straight type, and this can guarantee the horizontal conveying of aggregate. Of course, in different embodiments, the arrangement structure of the conveyor belt 9 can also adopt a bending type with a small inclination at the end connected to the stirring device 1, so that the conveyor belt can be It is designed to have a small section of inclined lifting, which is conducive to reducing the height of the mixing device in the pit, that is, reducing the depth of the pit. The angle of the small inclination angle is 12°-16° relative to the horizontal, preferably 15°, which can meet the service conditions.

As a further improvement of the above scheme, it also includes a dust removal device 11 correspondingly arranged above the powder hopper 5 and the stirring device 1 . The dust removal device 11 in this embodiment is a bag dust removal device, which can collect the dust generated by the stirring device 1 during the stirring process, thereby reducing the dust concentration in the pit. Of course, a dust collection and filtering device can also be added on the upper part of the pit to reduce dust and purify the air in the entire pit.

As a further improvement of the above scheme, the top surface of the pit 4 is covered with a cover, and the cover and the pit 4 jointly form an underground sealed space, and the mixing device and material transmission are enclosed to completely solve the problem of dust, noise, vibration, etc. Environmental chronic diseases. The cover is provided with a maintenance port, a ventilation port and an aggregate input port. The aggregate input port communicates with the aggregate bin entrance. The stone is exported outside the pit.

Finally, it is noted that the above preferred embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that it can be described in the form Various changes can be made in the above and in the details without departing from the scope defined by the claims of the present invention.

Claims (11)

1. A sinking vertical lifting sand and gravel mixing plant, characterized in that it includes a control system, an aggregate bin, a stirring device and a vehicle-loaded lifting device, and the aggregate bin and the stirring device are all arranged in a pit below the ground , the control system is set on the ground, the vehicle lifting device is set in the pit and has a certain horizontal distance from the stirring device; there are at least two aggregate bins, arranged horizontally on one side of the stirring device, and the aggregate The bottom of the warehouse is provided with a conveyor belt connected to the material inlet of the stirring device, and a discharge device is provided under the stirring device, and the discharge device communicates with the loading machine outside the pit through the vehicle lifting device; One end of the car lifting device is connected to the bottom surface of the pit, and the other end is vertically higher than the top surface of the pit. 2. The sinking vertical lifting sand and gravel mixing plant according to claim 1, characterized in that: the vehicle-loaded lifting device is a vertical lifting mechanism, which is composed of a lifting platform, a traction device, and a traction device. The platform is used to carry the external loader, and the traction device is driven by the traction device to drive the lifting platform to move vertically up and down. 3. The sinking vertical lifting sand and gravel mixing plant according to claim 2, characterized in that: the vertical lifting mechanisms are at least two groups arranged side by side in a line. 4. The sinking vertical lifting sand and gravel mixing plant according to claim 3, characterized in that: a cross-shaped transposition guide rail is arranged between the vertical lifting mechanism and the stirring device. 5. The sinking vertical lifting sand and gravel mixing plant according to claim 4, characterized in that: the lifting platform is provided with a rotator for placing the external charging machine. 6. The sinking vertical lifting sand and gravel mixing plant according to any one of claims 1-5, characterized in that: it also includes powder bins arranged in the pit, and there are several powder bins, horizontally Arranged on one side of the stirring device adjacent to the aggregate bin, a weighing device is arranged above the stirring device, and the discharge end of the powder bin is connected with the weighing device through a screw conveyor. 7. The sinking vertical lifting sand and gravel mixing plant according to claim 6, characterized in that: the vehicle-loaded lifting device is arranged on the other side of the mixing device and corresponds to the conveyor belt. 8. The sinking vertical lifting sand and gravel mixing plant according to claim 7, characterized in that: the arrangement structure of the conveyor belt is a straight type or a bent type with a small inclination angle at one end connected to the stirring device , the angle of the small inclination angle is 12°-16° relative to the horizontal. 9. The sinking vertical lifting sand and gravel mixing plant according to claim 1, characterized in that: the feed inlet of the aggregate bin is not higher than the ground. 10. The sinking vertical lifting sand and gravel mixing plant according to claim 6, characterized in that it also includes a dust removal device correspondingly arranged above the stirring device and the powder bin. 11. The sinking vertical lifting sand and gravel mixing plant according to claim 1, characterized in that: the top surface of the pit is covered with a cover, and the cover is left with inspection ports, ventilation ports and skeletons. A material input port, the aggregate input port communicates with the aggregate bin entrance, and the vehicle-loaded lifting device extends out of the cover.