WO2022198977A1 - Mobile concrete batching plant having hydraulic jacking system - Google Patents

Abstract

A mobile concrete batching plant having a hydraulic jacking system, relating to the field of concrete mixing apparatuses. The mobile concrete batching plant having the hydraulic jacking system comprises a main body support; the main body support is respectively connected to a batching bin, a mixing bin, and a weighing belt conveyor configured to convey materials discharged from the batching bin to the mixing bin; one end of the main body support is provided with a plurality of rotatable moving wheels, and the other end is configured to be connected to a tractor; the main body support is connected to the hydraulic jacking mechanism; the hydraulic jacking mechanism is configured to jack or lower one end of the main body support close to the mixing bin. The mobile concrete batching plant having the hydraulic jacking system provided by the present embodiments has an automatic raising/lowering function, and there is no need to configure an additional hoisting device during assembly and disassembly.

Description

A mobile mixing plant with hydraulic jacking system technical field

The present application relates to the field of concrete mixing devices, in particular, to a mobile mixing plant with a hydraulic jacking system.

Background technique

Fixed concrete batching plants or central factories are widely used in the construction industry for concrete processing and production, but fixed concrete batching plants and factories also have certain limitations. For example, in scattered small engineering projects, setting up a single batching plant costs a lot of Financial and material resources, at this time, using a mobile concrete batching plant will be a more reasonable cost-saving method.

The mobile concrete batching plant is pulled by a semi-trailer. It has the characteristics of compact structure, small footprint, flexible movement, rapid disassembly and assembly, high degree of automation, and can be close to the construction site. It is suitable for various tunnels, bridges, dams, airports, etc. Sites with restricted terrain. However, when the current domestic mobile mixing station is switched between the transportation state and the working state, it is necessary to raise or lower the height of the equipment and disassemble the weighing system, batching bin and other accessories. For some construction sites with limited sites, It is difficult for the lifting equipment to reach the appropriate position, which brings great difficulties to the erection of the mobile batching plant; in some remote northwest areas, due to the scarcity of equipment and the long distance, the cost of hiring lifting equipment is high, and it is difficult to meet the needs of use.

SUMMARY OF THE INVENTION

The purpose of the present application is to provide a mobile mixing plant with a hydraulic jacking system, which has an automatic lifting and lifting function, and does not need to configure additional lifting equipment during installation and disassembly.

The embodiments of the present application are implemented as follows:

The embodiment of the present application provides a mobile mixing plant with a hydraulic jacking system, which includes a main body support, and the main support is respectively connected with a batching bin, a stirring bin and a weighing belt for conveying materials discharged from the batching bin to the stirring bin. One end of the main body bracket is provided with a plurality of rotatable moving wheels, the other end is configured to be connected with the towing vehicle, the main body bracket is connected with a hydraulic jacking mechanism, and the hydraulic jacking mechanism is used to lift or lower the main body bracket close to the mixing bin one end.

In some optional embodiments, the hydraulic jacking mechanism includes at least a pair of hydraulic oil cylinders and a hydraulic station for driving the hydraulic oil cylinders to expand and contract, each pair of hydraulic oil cylinders is respectively connected to the bottom of the main body support through a corresponding tension spring, and each pair of The hydraulic rods of the hydraulic cylinders are respectively connected with gripping feet.

In some optional embodiments, the main body brackets are respectively connected with corresponding extension springs through spring brackets.

In some optional embodiments, the hydraulic oil cylinder is sleeved with an oil cylinder support which is connected with the main body bracket.

In some optional embodiments, the hydraulic rods of each pair of hydraulic cylinders are respectively hinged with a jacking base, the jacking base is connected with the corresponding gripping feet, and the two corresponding jacking bases are connected by a connecting rod.

In some optional embodiments, the bottom of the main body support is also hinged with an operating room support rod that can be rotated to support the ground or fit the main body support, and an operating room driving oil cylinder for driving the operating room support rod to rotate relative to the main body support. The operating room support rod is connected with the operating table.

In some optional embodiments, a plurality of support brackets detachably connected to the bottom of the main body bracket are also included.

The beneficial effects of the present application are: the mobile mixing plant with a hydraulic jacking system provided by this embodiment includes a main body support, and the main support is respectively connected with a batching bin, a stirring bin and a mixer for conveying the materials discharged from the batching bin to the stirring bin. Weighing belt conveyor, one end of the main body bracket is provided with a plurality of rotatable moving wheels, the other end is configured to be connected with the traction vehicle, the main body bracket is connected with a hydraulic jacking mechanism, and the hydraulic jacking mechanism is used to lift or lower the main body bracket near the end of the mixing chamber. The mobile mixing plant with the hydraulic jacking system provided in this embodiment has the function of automatic lifting and lifting, and does not need to configure additional lifting equipment during installation and disassembly.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present application more clearly, the following drawings will briefly introduce the drawings that need to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore do not It should be regarded as a limitation of the scope, and for those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic structural diagram of a mobile mixing plant with a hydraulic jacking system provided in an embodiment of the application when it is connected to a traction vehicle;

2 is a schematic structural diagram of a mobile mixing plant with a hydraulic jacking system provided by an embodiment of the application;

FIG. 3 is a schematic partial structure diagram of a mobile mixing plant with a hydraulic jacking system provided in an embodiment of the application

4 is a schematic structural diagram of a hydraulic jacking mechanism in a mobile mixing plant with a hydraulic jacking system provided by an embodiment of the application.

In the figure: 100, main frame; 110, batching bin; 120, mixing bin; 130, weighing belt conveyor; 140, moving wheel; 150, hydraulic cylinder; 160, hydraulic station; 170, extension spring; 180, grip foot; 190, spring bracket; 200, oil cylinder support; 201, support plate; 202, connecting plate; 210, jacking base; 220, connecting rod; 230, operating room support rod; 240, operating room driving cylinder; 250 , console; 260, support frame; 300, traction vehicle.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of the present application, but not all of the embodiments. The components of the embodiments of the present application generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Thus, the following detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the application as claimed, but is merely representative of selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that the product of the application is usually placed in use, and is only for the convenience of describing the application and simplifying the description, rather than indicating or implying The device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present application. Furthermore, the terms "first", "second", "third", etc. are only used to differentiate the description and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhanging" etc. do not imply that a component is required to be absolutely horizontal or overhang, but rather may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of this application, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood in specific situations.

In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

The features and performance of the mobile mixing plant with the hydraulic jacking system of the present application will be further described in detail below with reference to the embodiments.

As shown in FIG. 1 , FIG. 2 , FIG. 3 and FIG. 4 , an embodiment of the present application provides a mobile mixing plant with a hydraulic jacking system, which includes a main body support 100 , and one end of the main body support 100 is connected with a pair of rotatable The other end of the moving wheel 140 is configured to be connected with the towing vehicle 300 , one end of the main support 100 close to the moving wheel 140 is connected with the batching bin 110 , one end of the main support 100 close to the towing vehicle 300 is connected with the stirring bin 120 , and the middle of the main support 100 is also connected with the mixing bin 120 . A weighing belt conveyor 130 is connected for conveying the material discharged from the bottom of the batching bin 110 to the feeding port at the top of the mixing bin 120, and the main support 100 is also connected with a weighing device for weighing the material put into the feeding port at the top of the mixing bin 120; The middle of the main body support 100 is connected with a hydraulic jacking mechanism for lifting or lowering one end of the main body support 100 close to the mixing bin 120 . Station 160, the hydraulic station 160 is fixed in the middle of the main body bracket 100, each pair of hydraulic cylinders 150 is connected to the bottom of the main body bracket 100 through corresponding tension springs 170, the hydraulic rods of each pair of hydraulic oil cylinders 150 face downward and are hinged to the top respectively. For the lifting base 210 , the two corresponding jacking bases 210 are connected by connecting rods 220 , the bottoms of the two corresponding jacking bases 210 are respectively connected with gripping feet 180 , and the cylinders of each pair of hydraulic oil cylinders 150 are upward and connected respectively. There are tension springs 170. The bottom of the main body bracket 100 is connected to two corresponding tension springs 170 through two spring brackets 190. The hydraulic cylinder 150 is sleeved with an oil cylinder support 200 connected to the main body bracket 100. The oil cylinder support 200 consists of a support plate 201 and a]-shaped connecting plate 202 connected with the support plate 201. The bottom of the main body bracket 100 is also hinged with an operation room support rod 230 that can be rotated to support the ground or fit the main body bracket 100 and an operation room driving cylinder 240 for driving the operation room support rod 230 to rotate relative to the main body bracket 100. The operation room supports The rod 230 is connected with the operating table 250, the two ends of the operating chamber driving oil cylinder 240 are respectively hinged with the main body bracket 100 and the operating room support rod 230, the bottom of the main body bracket 100 is connected with two pairs of detachable support frames 260, and the hydraulic oil cylinder 150 is a three-stage hydraulic cylinder.

When the mobile mixing plant with the hydraulic jacking system provided in this embodiment is used, one end of the main body support 100 is detachably connected to the tail of the towing vehicle 300, and the moving wheel 140 of the main body support 100 is pulled by the towing vehicle 300 to move. After the transition field moves to the target location, the main body bracket 100 is separated from the towing vehicle 300, and the cylinder rods of the pair of hydraulic cylinders 150 are controlled by the hydraulic station 160 to extend to drive the lifting base 210 and the grabbing base 210 connected with the cylinder rods of the pair of hydraulic cylinders 150. The foot 180 presses the ground, so as to use the reverse thrust to push the end of the main body support 100 close to the tractor 300 to rise to a preset height, and then use the hydraulic station 160 to control the cylinder rod of the operating room driving oil cylinder 240 to extend to drive the operating room support rod 230 Rotate to the support ground, and finally connect the two pairs of detachable support frames 260 to the two sides of the main body frame 100 for support, and control the cylinder rods of the pair of hydraulic cylinders 150 to shrink to drive the jacking base 210 and the gripping feet 180 to leave the ground. The material can be added into the batching bin 110 and input into the mixing bin 120 through the weighing belt conveyor 130 for stirring and processing to obtain concrete.

Among them, the mobile mixing station with the hydraulic jacking system provided in this embodiment can stably drive one end of the main body bracket 100 to lift or lower through a pair of hydraulic cylinders 150 arranged in the main body bracket 100, thereby avoiding the need to use external The hoisting equipment lifts the main body support 100, and is suitable for use in remote areas and some narrow environments where it is difficult to transport the hoisting equipment. The hydraulic oil cylinder 150 is connected to the main body bracket 100 through the tension spring 170 and the spring bracket 190 connected in sequence, and the elastic force of the tension spring 170 can be used to keep the hydraulic oil cylinder 150 close to the vertical direction to support the main body bracket 100 and reduce the bias of the hydraulic oil cylinder 150 . to prevent the cylinder rod of the hydraulic cylinder 150 from colliding with the cylinder support 200 when it is retracted or extended; the hydraulic cylinder 150 is sleeved with a cylinder support 200 connected to the main body support 100, and the cylinder support 200 consists of the support plate 201 and the The supporting plate 201 is formed of a]-shaped connecting plate 202, which can limit the position change of the hydraulic cylinder 150 when it expands and contracts, and ensures that the hydraulic cylinder 150 stably lifts or lowers the main support 100; the hydraulic rods of each pair of hydraulic cylinders 150 face downward and are respectively The jacking bases 210 are hingedly connected, and the two corresponding jacking bases 210 are connected by connecting rods 220. The bottoms of the two corresponding jacking bases 210 are respectively connected with gripping feet 180, which can ensure that the hydraulic cylinder 150 extends or retracts the hydraulic pressure. The ground gripping foot 180 presses the ground stably when the lever is used, and adapts to the angle change between the extended or retracted hydraulic lever and the ground through the jacking base 210 that can rotate relative to the hydraulic lever, and makes the hydraulic lever stroke of the two hydraulic cylinders 150 The actions are consistent to ensure the overall stability of the equipment during the jacking process. In addition, the operator can use the hydraulic station 160 to control the operating room driving cylinder 240 to drive the operating room support rod 230 to rotate to support the ground or fit the main body bracket 100, so that the operating room support rod 230 supports the main body bracket 100 and facilitates the operator to board The operation table 250 to which the operation room support rod 230 is connected is operated.

The above-described embodiments are some, but not all, embodiments of the present application. The detailed descriptions of the embodiments of the application are not intended to limit the scope of the application as claimed, but are merely representative of selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

Claims (7)

A mobile mixing station with a hydraulic jacking system, which includes a main body support, on which are respectively connected a batching bin, a stirring bin and a weighing device for conveying materials discharged from the batching bin to the stirring bin A belt conveyor, one end of the main body bracket is provided with a plurality of rotatable moving wheels, and the other end is configured to be connected with a traction vehicle, characterized in that the main body bracket is connected with a hydraulic jacking mechanism, the hydraulic jacking mechanism It is used to lift or lower one end of the main body support close to the stirring bin. The mobile mixing plant with a hydraulic jacking system according to claim 1, wherein the hydraulic jacking mechanism comprises at least a pair of hydraulic cylinders and a hydraulic station for driving the hydraulic cylinders to expand and contract, and each pair of The hydraulic oil cylinders are respectively connected with the bottom of the main body support through corresponding tension springs, and the hydraulic rods of each pair of hydraulic oil cylinders are respectively connected with ground gripping feet. The mobile mixing plant with a hydraulic jacking system according to claim 2, wherein the main body supports are respectively connected with the corresponding extension springs through spring supports. The mobile mixing plant with a hydraulic jacking system according to claim 2, wherein the hydraulic cylinder is sleeved with an oil cylinder support which is connected with the main body support. The mobile mixing plant with a hydraulic jacking system according to claim 2, wherein a jacking base is hinged to the hydraulic rods of each pair of the hydraulic cylinders, and the jacking base is connected to the corresponding gripping feet. connected, and the two corresponding jacking bases are connected by connecting rods. The mobile mixing plant with a hydraulic jacking system according to claim 1, wherein the bottom of the main body support is also hinged with an operation room support rod that can be rotated to support the ground or fit the main support An operating table is connected to the operating room support rod for an operating room driving oil cylinder that drives the operating room support rod to rotate relative to the main body bracket. The mobile mixing plant with a hydraulic jacking system according to claim 1, further comprising a plurality of support frames detachably connected to the bottom of the main body support.

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