CN221144455U

CN221144455U - Wet spraying machine with stirring function

Info

Publication number: CN221144455U
Application number: CN202323086697.2U
Authority: CN
Inventors: 邵凡; 张惠斌; 谭伟成; 彭龙; 林叔斌
Original assignee: Changsha Keda Intelligent Equipments Inc Co
Current assignee: Changsha Keda Intelligent Equipments Inc Co
Priority date: 2023-11-15
Filing date: 2023-11-15
Publication date: 2024-06-14
Anticipated expiration: 2033-11-15

Abstract

The utility model discloses a wet spraying machine with stirring, and belongs to the technical field of wet spraying equipment. The wet spraying machine with the stirring function comprises a chassis, wherein an arm support assembly and a pumping spraying assembly are arranged on the chassis, the pumping spraying assembly comprises a spray head, a pumping mechanism and a storage bin, and the spray head is connected with the storage bin through a pipeline; the stirring device comprises a driving mechanism, a stirring bin and a feeding hopper, wherein the feeding hopper is connected to one side of the stirring bin in a turnover manner; the bottom of the stirring bin is connected with the bin. According to the utility model, a stirring device is added on the basis of the existing wet spraying machine, during construction, a worker loads concrete raw materials into the feeding hopper, the feeding hopper is turned over and poured into the stirring bin to stir and mix, finally, the spraying operation is completed through the pumping spraying assembly, an external concrete stirring station and a transport vehicle are omitted, the stirring, pumping and spraying operation of concrete can be independently completed, the operation efficiency is greatly improved, and meanwhile, the construction cost is reduced.

Description

Wet spraying machine with stirring function

Technical Field

The utility model relates to the technical field of wet spraying equipment, in particular to a wet spraying machine with stirring.

Background

In the construction of high-speed rails, highways, mine tunnels and underground engineering, a wet spraying machine is required to spray concrete to support surrounding rocks.

The following two ways are currently mainly used to provide concrete. One is to arrange a stirring station outside the tunnel, and the concrete is transported into the stirring station by a stirring transport vehicle for a wet spraying machine. The other is to set up a mixing station in the hole, and also to transport the concrete by a mixing truck. Both of these modes of transportation require a concrete mixing plant and a transport vehicle, and the first mode requires long-distance transportation of concrete to a designated location, which consumes a significant amount of time. In the second mode, a stirring station needs to be newly built in the tunnel, and a large amount of manpower and material resources are consumed.

In view of this, a new solution is needed to solve the above technical problems.

Disclosure of utility model

The utility model aims to solve the problems in the prior art and provide the wet spraying machine with stirring, wherein a set of stirring device is arranged on the wet spraying machine, an external concrete stirring station and a transport vehicle are not needed, and the stirring, pumping and spraying operation of concrete can be independently completed, so that the operation efficiency can be improved, and the cost can be reduced.

In order to achieve the above purpose, the utility model adopts the following technical means:

the wet spraying machine with the stirring function comprises a chassis, wherein an arm support assembly and a pumping spraying assembly are arranged on the chassis, the pumping spraying assembly comprises a spray head, a pumping mechanism and a storage bin, and the spray head is connected with the storage bin through a pipeline; further comprises:

The stirring device comprises a driving mechanism, a stirring bin and a feeding hopper, and the feeding hopper is connected to one side of the stirring bin in a turnover manner; the bottom of the stirring bin is connected with the bin;

the stirring device is fixed on the chassis; or the stirring device can be arranged on the chassis in a back-and-forth movable way.

As a further improvement, the stirring bin and the feeding hopper are arranged at the tail part of the chassis and are arranged front and back along the horizontal direction.

As a further improvement, the stirring bin comprises a bin body and a stirring shaft, wherein stirring paddles are arranged on the stirring shaft, one end of the stirring shaft is connected with the driving mechanism, and the stirring shaft horizontally traverses the bin body; the bottom of the bin body is provided with a discharge hole, and the discharge hole is connected with the bin of the pumping and spraying assembly.

As a further improvement, the driving mechanism comprises a driving motor, a transmission belt and a speed reducer; one end of the stirring shaft, which is close to the driving mechanism, is provided with a driving gear;

The two ends of the transmission belt are respectively connected with the driving motor and the speed reducer, and the other end of the speed reducer is in meshed connection with the driving gear.

As a further improvement, the bin is located below the loading hopper.

As a further improvement, the top edge of one side surface of the feeding hopper is hinged to the top edge of the stirring bin, and a turnover oil cylinder is connected between the bottom of the side surface of the feeding hopper and the stirring bin.

As a further improvement, the opening of the feeding hopper is obliquely arranged, so that a preset included angle is formed between the plane where the opening is positioned and the bottom surface of the feeding hopper.

As a further improvement, the arm support assembly comprises a base, a supporting arm and a telescopic arm;

The base is horizontally and rotatably connected to the chassis, and the supporting arm is fixedly connected to the base; one end of the telescopic arm is hinged to the top end of the supporting arm, and a pitching oil cylinder is connected between the telescopic arm and the base.

As a further improvement, the spray head is connected to the end of the telescopic arm, and the spray head is rotatably provided around a horizontal axis.

As a further improvement, the pipeline comprises a hard pipeline and a soft pipeline which are connected with each other, one end of the hard pipeline is connected with the storage bin, and one end of the soft pipeline is connected with the spray head.

As a further improvement, the chassis is a self-propelled chassis, which comprises a wheeled or crawler-type structure.

Compared with the prior art, the utility model has the following technical effects:

The utility model provides a wet spraying machine with stirring, which is characterized in that a stirring device is added on the basis of the existing wet spraying machine, the stirring device comprises a stirring bin and a feeding hopper, during construction, a worker loads concrete raw materials into the feeding hopper, the feeding hopper is turned over and poured into the stirring bin to stir and mix, finally, the spraying operation is completed through a pumping spraying assembly, an external concrete stirring station and a transport vehicle are omitted, the stirring, pumping and spraying operation of concrete can be independently completed, the operation efficiency is greatly improved, and meanwhile, the construction cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a self-contained view of a wet-spraying machine with agitation according to the present utility model;

FIG. 2 shows a perspective view of the stirring device of FIG. 1;

FIG. 3 is a schematic view showing a different operational state of the stirring device of FIG. 1 at another angle;

FIG. 4 is a graph showing the relative position of the stirring device (with the hopper omitted) and the pumping jet assembly of FIG. 1;

FIG. 5 shows a side view of FIG. 1 (with the tilt cylinder omitted for compactness of the rear space);

Fig. 6 shows a schematic view of the present utility model in a wet spray condition (only boom assembly and spray head are shown).

Description of main reference numerals:

A chassis-1; arm support assembly-2; a base-21; a support arm-22; a telescopic arm-23; pitch cylinder-24; pumping the jetting assembly-3; a nozzle-31; a pumping mechanism-32; a bunker-33; a pipeline-34; hard pipeline-341; soft tubing-342; a stirring device-4; a driving mechanism-41; a drive motor-411; a belt-412; a speed reducer-413; stirring bin-42; a bin body-421; stirring shaft-422; a discharge port-423; a drive gear-424; feeding hopper-43; front plate-431; backboard-432; side plates-433; a bottom plate-434; flipping cylinder-435.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other. Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.

Examples

Referring to fig. 1 to 6, the present embodiment provides a wet spraying machine with stirring, which includes a chassis 1, a boom assembly 2, a pumping spraying assembly 3 and a stirring device 4.

The chassis 1 is a generic name of a frame and a travelling mechanism, is not limited in the utility model, and is generally a self-propelled chassis, such as a wheel type structure or a crawler type structure, in order to adapt to the construction site environment, the chassis 1 can flexibly move on the construction site, and convenience is brought to the construction. Of course, in other applications, a wheel-rail configuration may be used. The chassis 1 is used as a common basic component in the field of engineering machinery, and of course, other structures such as a cab, a power device and the like are also included on the chassis, and these structures and connection relations thereof are all in the prior art, which is not described in detail in this embodiment.

The arm support assembly 2, the pumping and spraying assembly 3 and the stirring device 4 are all arranged on the chassis 1.

In this embodiment, the boom assembly 2 is mounted at the front end of the chassis 1, and specifically includes a base 21, a support arm 22, and a telescopic arm 23. The base 21 is horizontally rotatably connected to the chassis 1, the supporting arm 22 is fixedly connected to the base 21, one end of the telescopic arm 23 is hinged to the top end of the supporting arm 22, and a pitching cylinder 24 is connected between the telescopic arm 23 and the base 21. The horizontally rotatable base 21 and the telescopic arm 23 are well known in the field of construction machines and need not be described in detail herein. The supporting arm 22 is fixed on the base 21, so that the telescopic arm 23 can be driven to horizontally rotate; meanwhile, the length of the telescopic boom 23 can be flexibly adjusted, so that the boom assembly 2 of the embodiment can realize that the tail end of the telescopic boom 23 is sent to more points, has great flexibility and is convenient for wet spraying operation on a rock wall. In addition, the main structure of the arm support is a mode of arranging the support arm 22 and the telescopic arm 23, the support arm 22 is used for lifting the starting point position of the telescopic arm 23, and compared with a mode of directly arranging the telescopic arm 23, the elevation angle of the telescopic arm 23 during operation can be reduced; at the same time, more space will be reserved below the telescopic arm 23, facilitating the installation of other structures.

The pumping and spraying assembly 3 is a structural member capable of completing pumping and spraying of concrete. In this embodiment, the pumping and spraying assembly 3 includes a spray head 31, a pumping mechanism 32 and a bin 33, and the spray head 31 is connected to the bin 33 through a pipeline 34. A pumping mechanism 32 is mounted on the chassis 1 for providing power to transport concrete along a pipeline 34 from a silo 33 to a spray head 31, the spray head 31 being mounted on the end of the telescopic arm 23 and moving with the movement of the telescopic arm 23. The spray head 31 of the wet spraying machine belongs to the prior art, and this embodiment will not be described too much.

Preferably, spray head 31 is rotatably connected to the end of telescopic arm 23 about a horizontal axis, which further increases the flexibility of the wet spraying operation: the telescopic arm 23 brings the spray head 31 to a certain position and positions, and at this time, the spray head 31 can be independently adjusted to change the pitch angle thereof, thereby adjusting the spray angle of the concrete.

More specifically, the pipeline 34 includes a hard pipeline 341 and a soft pipeline 342 that are connected to each other, one end of the hard pipeline 341 is connected to the storage bin 33, and one end of the soft pipeline 342 is connected to the spray head 31. One end line 34 connecting the spray head 31 is movable with the telescopic arm 23.

The stirring device 4 is fixedly arranged at the tail end of the chassis 1, and specifically comprises a driving mechanism 41, a stirring bin 42 and a feeding hopper 43.

In this embodiment, the stirring bin 42 and the feeding hopper 43 are disposed back and forth in the horizontal direction, and this arrangement of the structural members in the horizontal direction can reduce the height of the entire apparatus.

Specifically, the stirring bin 42 includes a bin body 421 and a stirring shaft 422, the bin body 421 has an opening facing upwards, stirring paddles (not identified in the figure) are provided on the stirring shaft 422, and the stirring shaft 422 horizontally traverses the bin body 421, when the concrete raw material is poured into the bin body 421, the stirring shaft 422 drives the stirring paddles to stir and mix the raw material; both ends of the stirring shaft 422 are connected to the wall of the bin body 421, one end of the stirring shaft 422 is connected with the driving mechanism 41, a discharge hole 423 is formed in the bottom of the bin body 421, and the discharge hole 423 is connected with the bin 33 of the pumping and spraying assembly 3.

The shape of the stirring chamber 42 is not limited, and may be flexibly set according to the size of the space at the rear end of the chassis 1 and the construction requirement. In order to make the concrete raw material smoothly flow to the discharge port 423, an inclined plate or an arc plate may be provided in the bin body 421 to guide the raw material to move downward. Wherein the extending direction of the inclined plate or the arc plate is parallel to the stirring shaft 422.

In other embodiments, the stirring device may be arranged to be movable back and forth along the chassis. For example, a sliding rail mechanism is arranged between the chassis and the stirring device, so that the function that the whole stirring device can move back and forth relative to the chassis is realized.

In the present embodiment, the driving mechanism 41 includes a driving motor 411, a belt 412, and a speed reducer 413.

The drive motor 411 and the speed reducer 413 are fixed to the chassis 1. One end of the stirring shaft 422, which is close to the driving mechanism 41, is provided with a driving gear 424; the drive motor 411 and the speed reducer 413 are respectively connected to the both ends of drive belt 412, and the other end and the drive gear 424 meshing of speed reducer 413 are connected. The driving motor 411 is started to drive the speed reducer 413 to rotate according to a preset transmission ratio, so that the driving gear 424 is driven to rotate, and finally the stirring shaft 422 rotates, so that the concrete raw materials are stirred.

The loading hopper 43 of the present embodiment includes a front plate 431, a back plate 432, two side plates 433 and a bottom plate 434, wherein the top edge of the back plate 432 is hinged to the top edge of the stirring bin 42, so that the loading hopper 43 can be turned along the top edge. A turning cylinder 435 is arranged between the back plate 432 of the upper hopper 43 and the stirring bin 42, and two ends of the turning cylinder 435 are respectively connected with the bottom of the back plate 432 and the top of the stirring bin 42. When the overturning cylinder 435 stretches, the feeding hopper 43 can be driven to overturn towards the stirring bin 42, so that materials are poured into the stirring bin 42; when the tilt cylinder 435 is shortened, the loading hopper 43 is driven to return to the original position. In order to stabilize the overturning operation of the loading hopper 43, two overturning cylinders 435 are symmetrically provided.

Preferably, the front plate 431 of the upper hopper 43 is arranged shorter than the back plate 432 such that the opening of the upper hopper 43 is inclined toward the rear of the chassis 1, the opening being at a predetermined angle to the bottom surface of the upper hopper 43. For example, in the embodiment, the plane where the opening is located and the bottom surface form an angle of 30 degrees, and the arrangement is more convenient for workers to feed and reduces the feeding height. Of course, the preset angle may be set according to actual conditions.

In this embodiment, the bin 33 is located below the feeding hopper 43, in this case, the stirring bin 42, the feeding hopper 43 and the bin 33 are compactly disposed at the tail end of the chassis 1, so that the space at the tail end of the chassis 1 is fully utilized, the structure is compact, and the volume of the whole equipment is effectively reduced.

In summary, the wet spraying machine with stirring is provided with the stirring device 4 based on the existing wet spraying machine, during construction, workers load concrete raw materials into the upper hopper 43, overturn the upper hopper 43 and pour the concrete raw materials into the stirring bin 42 for stirring and mixing, and finally the spraying operation is completed through the pumping spraying assembly 3, so that an external concrete stirring station and a transport vehicle are omitted, the stirring, pumping and spraying operation of concrete can be independently completed, the working efficiency is greatly improved, and meanwhile, the construction cost is reduced.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications of the utility model are intended to fall within the scope of the utility model.

Claims

1. The wet spraying machine with the stirring function comprises a chassis, wherein an arm support assembly and a pumping spraying assembly are arranged on the chassis, the pumping spraying assembly comprises a spray head, a pumping mechanism and a storage bin, and the spray head is connected with the storage bin through a pipeline; characterized by further comprising:

2. The wet spraying machine with stirring according to claim 1, wherein the stirring bin and the feeding hopper are arranged at the tail part of the chassis and are arranged front and back along the horizontal direction;

The chassis is a self-propelled chassis, and the self-propelled chassis comprises a wheel type or crawler type structure.

3. The wet spraying machine with stirring according to claim 1, wherein the stirring bin comprises a bin body and a stirring shaft, stirring paddles are arranged on the stirring shaft, one end of the stirring shaft is connected with the driving mechanism, and the stirring shaft horizontally traverses the bin body; the bottom of the bin body is provided with a discharge hole, and the discharge hole is connected with the bin of the pumping and spraying assembly.

4. The agitated wet sprayer of claim 3, wherein said drive mechanism includes a drive motor, a belt, and a speed reducer; one end of the stirring shaft, which is close to the driving mechanism, is provided with a driving gear;

5. The agitated wet sprayer of claim 2, wherein said hopper is positioned below said hopper.

6. The wet spraying machine with stirring according to claim 1, wherein the top edge of one side surface of the feeding hopper is hinged to the top edge of the stirring bin, and a turnover oil cylinder is connected between the bottom of the side surface of the feeding hopper and the stirring bin.

7. The agitated wet spraying machine of claim 6 wherein said opening of said upper hopper is inclined such that the plane of said opening is at a predetermined angle to the bottom surface of said upper hopper.

8. The agitated wet sprayer of claim 1, wherein the boom assembly comprises a base, a support arm, and a telescoping arm;

9. The agitated wet sprayer of claim 8, wherein said spray head is attached to the end of said telescoping arm and said spray head is rotatably disposed about a horizontal axis.

10. The wet sprayer with agitation according to claim 1, wherein the piping comprises a rigid piping and a flexible piping connected to each other, wherein one end of the rigid piping is connected to the silo, and one end of the flexible piping is connected to the spray head.