CN218205771U - Safety device for preventing concrete at concrete conveying pipe terminal from splashing - Google Patents

Abstract

The invention relates to the technical field of concrete conveying, in particular to a safety device for preventing concrete at the terminal of a concrete conveying pipe from splashing, which adopts the technical scheme that: the material collecting device comprises a first connecting pipe and a second connecting pipe, wherein the top of the first connecting pipe is of a closed structure, a feeding pipe is welded at the top of the left end of the first connecting pipe, a buffering assembly is arranged in the feeding pipe, a material scraping mechanism is arranged in the first connecting pipe, the second connecting pipe is connected with the first connecting pipe through a telescopic mechanism, and a material collecting assembly is arranged at the bottom of the second connecting pipe, so that the material collecting device has the beneficial effects that: effectively prevent splashing of concrete when carrying and fall, avoid the waste of concrete, eliminate the potential safety hazard that the concrete splashes and falls and make things convenient for the later stage to clear up, can effectively avoid the follow-up phenomenon that splashes and fall of appearing of concrete of not thorough unloading, and can collect the operation to the concrete of not thorough unloading, make things convenient for subsequent recycle.

Description

A safety device for preventing concrete splashing at the end of concrete delivery pipe

technical field

The invention relates to the technical field of concrete conveying, in particular to a safety device for preventing concrete from splashing at the end of a concrete conveying pipe.

Background technique

Concrete, referred to as "concrete" for short, refers to the general designation of engineering composite materials that use cementitious materials to cement aggregates into a whole. The term concrete usually refers to the use of cement as cementitious material, sand and stone as aggregates, It is mixed with water (may contain admixtures and admixtures) in a certain proportion, and the cement concrete obtained by mixing is also called ordinary concrete. It is widely used in civil engineering. Concrete is one of the most important civil engineering materials in contemporary times. It is made of cementitious materials, granular aggregates (also called aggregates), water, and additives and admixtures added when necessary, prepared in a certain proportion, uniformly stirred, densely formed, cured and hardened. artificial stone.

The existing concrete is generally transported to the required pouring level through the concrete delivery pump and the delivery pipe, but when the height difference between the terminal height of the concrete delivery pipe and the required pouring level is large, as the concrete falls, it will The phenomenon of splashing not only causes waste of concrete, but also has potential safety hazards and inconvenient cleaning of the splashed concrete. Therefore, it is necessary to invent a safety device to prevent concrete splashing at the end of the concrete delivery pipe.

Contents of the invention

For this reason, the present invention provides a kind of safety device that prevents concrete from splashing at the end of the concrete delivery pipe, to solve the problem that the existing concrete is generally delivered to the required pouring level through the concrete delivery pump and the delivery pipe, but when the height of the end of the concrete delivery pipe is the same as When the height difference between the required pouring planes is large, splashing will occur as the concrete falls, which not only causes waste of concrete, but also poses safety hazards to the splashed concrete and makes it inconvenient to clean up later.

In order to achieve the above object, the present invention provides the following technical solution: a safety device for preventing concrete from splashing at the end of a concrete delivery pipe, comprising a first connecting pipe and a second connecting pipe, the top of the first connecting pipe is a closed structure, and the first connecting pipe is closed. A feeding pipe is welded on the top of the left end of a connecting pipe, a buffer assembly is provided inside the feeding pipe, a scraping mechanism is provided inside the first connecting pipe, and the second connecting pipe is connected to the first connecting pipe through a telescopic mechanism , the bottom of the second connecting pipe is provided with a collection assembly;

The scraping mechanism includes a driving assembly, a connecting assembly and a scraping assembly, the driving assembly is arranged on the top of the first connecting pipe, the connecting assembly and the scraping assembly are both arranged inside the first connecting pipe, and the connecting assembly and the driving The components are fixedly connected, and the scraper component is fixedly connected with the connecting component;

The telescoping mechanism includes an accommodating component, a limiting component and a positioning component, the accommodating component is arranged at the bottom of the first connecting pipe, the limiting component is arranged at the top of the second connecting pipe, and the top of the second connecting pipe passes through the limiting The assembly is connected at the bottom of the first connecting pipe, and the first connecting pipe is connected with the second connecting pipe through the positioning assembly.

Preferably, the buffer assembly includes a buffer plate, and the buffer plate is obliquely welded on the top of the inner wall of the feeding pipe.

Preferably, the drive assembly includes a servo motor, the servo motor is fixedly connected to the top of the first connecting pipe, the center of the top of the first connecting pipe is provided with a through hole, the output end of the servo motor is fixedly connected to a rotating shaft, the The bottom end of the rotating shaft vertically passes through the through hole, and the bottom end of the rotating shaft extends above the inside of the first connecting pipe, and the connecting assembly is fixedly connected to the bottom end of the rotating shaft.

Preferably, the connecting assembly includes a horizontal connecting rod, the middle position of the horizontal connecting rod is welded to the bottom end of the rotating shaft, the left and right ends of the horizontal connecting rod are symmetrically welded with vertical connecting rods, and the scraper assembly is fixedly connected to two surface of a vertical connecting rod.

Preferably, the scraper assembly includes a scraper, the number of the scraper is two, the end of the scraper close to the vertical connecting rod is fixedly connected to the surface of the vertical connecting rod, and the scraper is far away from the vertical connecting rod One end of the first connecting pipe is attached to the side of the inner wall.

Preferably, a protective box is fixedly connected to the top of the first connecting pipe, and the servo motor is located inside the protective box.

Preferably, the accommodating assembly includes an annular accommodating groove, the annular accommodating groove is opened at the bottom of the first connecting pipe, and the top of the second connecting pipe is connected inside the annular accommodating groove through a limiting assembly.

Preferably, the limiting assembly includes an annular limiting groove, the annular limiting groove is opened on the side of the inner wall of the annular receiving groove, and the top of the second connecting pipe is fixedly connected with an annular limiting plate, and the annular limiting plate The end away from the second connecting pipe slides inside the annular limiting groove.

Preferably, the positioning assembly includes four threaded holes, the four threaded holes are provided in a circular array under the side of the first connecting pipe, and the four threaded holes are penetrated by fixing bolts , the surfaces of the fixing bolts are threadedly connected with the walls of the threaded holes, and the ends of the four fixing bolts close to the second connecting pipe are respectively attached to the surface of the second connecting pipe.

Preferably, the collection assembly includes a collection box, and the top of the collection box is screwed to the bottom of the second connecting pipe.

The beneficial effects of the present invention are:

1. Through the use of the first connecting pipe, the second connecting pipe, the feeding assembly, the buffer assembly and the telescopic mechanism, the staff can connect the end of the concrete delivery pipe to the feeding pipe, and then adjust it through the telescopic mechanism The second connecting pipe stretches to an appropriate height, thereby reducing the height of concrete falling to the required pouring position, and then when the concrete enters through the feed pipe, under the action of the buffer plate, the concrete can be buffered to effectively reduce the impact of the concrete Force, so that the concrete can be stably discharged along the inner wall of the first connecting pipe and the inner wall of the second connecting pipe, thereby effectively preventing the splashing of the concrete during transportation, avoiding the waste of concrete, eliminating the potential safety hazards of concrete splashing and facilitating later cleaning. The effect is better;

2. Through the cooperative use of the provided scraping mechanism, the driving assembly can drive the scraping assembly to rotate through the connecting assembly, so that the scraper can scrape the inner wall of the first connecting pipe, and then when the concrete conveying operation is completed, The staff can manually slide the second connecting pipe up and down, so that the first connecting pipe can scrape the inner wall of the second connecting pipe, so the present invention can effectively prevent concrete from adhering to the inner wall of the first connecting pipe and the second connecting pipe The wall, so as to effectively avoid the subsequent splashing of the concrete that has not been completely cut, the structure is novel and the design is reasonable;

3. Through the combined use of the provided collecting box, it can have a sealing effect on the first connecting pipe and the second connecting pipe, again effectively avoiding the phenomenon of subsequent splashing of the concrete that has not been completely discharged, and can prevent the concrete that has not been completely discharged Concrete as raw material is collected to facilitate subsequent recycling.

Description of drawings

Fig. 1 is a structural cross-sectional view of the use provided by the present invention;

Figure 2 is an enlarged view of A in Figure 1;

Fig. 3 is the front view of the structure provided by the present invention in use;

Figure 4 is a cross-sectional view of the structure provided by the present invention after use;

Fig. 5 is the front view of the used structure provided by the present invention;

Fig. 6 is a structural perspective view of the second connecting pipe provided by the present invention.

In the figure: 1. First connecting pipe; 2. Second connecting pipe; 3. Feed pipe; 4. Buffer plate; 5. Servo motor; 6. Through hole; 7. Rotating shaft; 8. Transverse connecting rod; 9. Vertical connecting rod; 10, scraper; 11, protective box; 12, annular receiving groove; 13, annular limiting groove; 14, annular limiting plate; 15, threaded hole; 16, fixing bolt; 17, collecting box .

detailed description

The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

Please refer to the accompanying drawings 1-6, a safety device for preventing concrete splashing at the end of the concrete delivery pipe provided by the present invention, including a first connecting pipe 1 and a second connecting pipe 2, the top of the first connecting pipe 1 is a closed structure, the first The feeding pipe 3 is welded on the top of the left end of the connecting pipe 1, so the staff can connect the end of the concrete delivery pipe with the feeding pipe 3, the feeding pipe 3 is equipped with a buffer assembly, and the first connecting pipe 1 is equipped with a scraping mechanism , the second connecting pipe 2 is connected with the first connecting pipe 1 through a telescopic mechanism, and the bottom of the second connecting pipe 2 is provided with a collecting assembly. The scraping mechanism includes a driving assembly, a connecting assembly and a scraping assembly. The top of the connecting pipe 1, the connecting assembly and the scraping assembly are all arranged inside the first connecting pipe 1, and the connecting assembly is fixedly connected to the driving assembly, the scraping assembly is fixedly connected to the connecting assembly, and the telescopic mechanism includes a receiving assembly, a limiting assembly and a positioning assembly Assemblies, the containing assembly is arranged at the bottom of the first connecting pipe 1, the limiting assembly is arranged at the top of the second connecting pipe 2, the top of the second connecting pipe 2 is connected to the bottom of the first connecting pipe 1 through the limiting assembly, the first connecting pipe 1 and the The second connecting pipe 2 is connected by a positioning assembly, so the telescopic adjustment between the second connecting pipe 2 and the first connecting pipe 1 can be performed, so the staff can telescopically adjust the second connecting pipe 2 to a suitable height, thereby reducing concrete drop. Fall to the height of the required pouring position, the buffer assembly includes a buffer plate 4, the buffer plate 4 is obliquely welded on the top of the inner wall of the feed pipe 3, so when the concrete enters from the feed pipe 3, under the action of the buffer plate 4, it can The concrete is buffered to effectively reduce the impact force of the concrete, so that the concrete can be stably cut along the inner wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2, so the present invention can effectively prevent the splashing of the concrete during transportation and avoid the waste of concrete , eliminate the potential safety hazards of concrete splashing and facilitate later cleaning, and the use effect is better;

The drive assembly includes a servo motor 5, the servo motor 5 is fixedly connected to the top of the first connecting pipe 1, the center of the top of the first connecting pipe 1 is provided with a through hole 6, the output end of the servo motor 5 is fixedly connected to the rotating shaft 7, and the bottom end of the rotating shaft 7 is vertical Through the through hole 6, and the bottom end of the rotating shaft 7 extends above the inside of the first connecting pipe 1, the connecting assembly is fixedly connected to the bottom end of the rotating shaft 7, the connecting assembly includes a transverse connecting rod 8, and the middle position of the transverse connecting rod 8 is welded on the bottom end of the rotating shaft 7 , so when the servo motor 5 does work, it can drive the horizontal connecting rod 8 to rotate inside the first connecting pipe 1 through the rotating shaft 7, and the left and right ends of the horizontal connecting rod 8 are symmetrically welded with vertical connecting rods 9, and the scraping assembly is fixedly connected to the two The surface of a vertical connecting rod 9, the scraper assembly includes a scraper 10, the number of scraper 10 is two, the end of the scraper 10 close to the vertical connecting rod 9 is fixedly connected to the surface of the vertical connecting rod 9, and the scraper 10 is far away from the vertical connecting rod 9. One end of the straight connecting rod 9 is attached to the side of the inner wall of the first connecting pipe 1, so when the servo motor 5 drives the horizontal connecting rod 8 to rotate through the rotating shaft 7, it can synchronously drive the vertical connecting rod 9 to rotate, thereby driving the scraper 10 Rotate inside the first connecting pipe 1, so that the scraper 10 can scrape the inner wall of the first connecting pipe 1, so the present invention can effectively prevent concrete from adhering to the inner wall of the first connecting pipe 1, and the top of the first connecting pipe 1 Also fixedly connected with a protective box 11, the servo motor 5 is located inside the protective box 11, and the servo motor 5 can be protected, which is beneficial to the service life of the servo motor 5;

The accommodating assembly includes an annular accommodating groove 12. The annular accommodating groove 12 is opened at the bottom of the first connecting pipe 1, and the top of the second connecting pipe 2 is connected inside the annular accommodating groove 12 through a limiting assembly. The limiting assembly includes an annular limiting groove 13. The limiting groove 13 is set on the side of the inner wall of the annular receiving groove 12, the top of the second connecting pipe 2 is fixedly connected with an annular limiting plate 14, and the end of the annular limiting plate 14 away from the second connecting pipe 2 slides inside the annular limiting groove 13 , so under the limiting action of the annular limiting plate 14 and the annular limiting groove 13, the second connecting pipe 2 can be effectively prevented from falling off from the annular receiving groove 12, so that the structural design of the present invention is reasonable. The positioning assembly includes a threaded hole 15, The number of threaded holes 15 is four, and the four threaded holes 15 are arranged in a circular array below the side of the first connecting pipe 1. The four threaded holes 15 are all penetrated with fixing bolts 16, and the surface of the fixing bolts 16 is connected with the threaded holes 15. The wall is threadedly connected, and one end of the four fixing bolts 16 close to the second connecting pipe 2 is respectively attached to the surface of the second connecting pipe 2, so the second connecting pipe 2 can be stably connected to the second connecting pipe 2 under the action of tightening and fixing the four fixing bolts 16. A connecting pipe 1 is fixedly connected, so the staff can control the stable connection between the first connecting pipe 1 and the second connecting pipe 2 only by turning the fixing bolt 16 in the forward and reverse directions, so that it is convenient for the staff to adjust the second connecting pipe 2, and when the concrete conveying operation is finished, the staff only need to loosen the fixing bolt 16, and then manually slide the second connecting pipe 2 up and down, so that the inner wall of the first connecting pipe 1 is connected to the second connecting pipe 2. Scraping operation, so the present invention can also effectively prevent concrete from adhering to the inner wall of the second connecting pipe 2, so the present invention can effectively prevent concrete from adhering to the inner wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2, thereby effectively avoiding unintended The concrete that has been completely blanked will splash down later, the structure is novel and the design is reasonable;

The aggregate assembly includes the aggregate box 17, the top of the aggregate box 17 is screwed to the bottom of the second connecting pipe 2, so when the concrete conveying operation is finished, the staff will clean the inner wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2 Afterwards, the staff can install the collection box 17 on the bottom of the second connecting pipe 2, thereby sealing the first connecting pipe 1 and the second connecting pipe 2. If the inner wall of the first connecting pipe 1 is in contact with the second connecting pipe 2 If the inner wall is not cleaned thoroughly, the remaining concrete will fall into the collection box 17 and be collected, thereby effectively avoiding the subsequent splashing of the incompletely blanked concrete again, and the incompletely blanked concrete can be collected. It is convenient for subsequent recycling.

The use process of the present invention is as follows: when the concrete needs to be transported, the staff can connect the feed pipe 3 with the end of the concrete delivery pipe, and then loosen the fixing bolt 16 to control the second connecting pipe 2 to protrude from the first connecting pipe 1 , stretch and adjust the second connecting pipe 2 to an appropriate height, thereby reducing the height of the concrete falling to the required pouring position, and then the staff starts the concrete delivery pump, so that the concrete is discharged from the end of the concrete delivery pipe, and the concrete discharged from the concrete delivery pipe It will enter the inside of the first feeding pipe 1 from the feeding pipe 3. At this time, under the action of the buffer plate 4, the concrete can be buffered, effectively reducing the impact force of the concrete, so that the concrete can stably flow along the first connecting pipe 1 inner wall and the inner wall of the second connecting pipe 2 are blanked, so the present invention can effectively prevent concrete from splashing during conveying, avoid waste of concrete, eliminate potential safety hazards of concrete splashing and facilitate later cleaning, and the use effect is better;

When the concrete is conveyed, the staff can start the servo motor 5. When the servo motor 5 does work, it can drive the horizontal connecting rod 8 to rotate inside the first connecting pipe 1 through the rotating shaft 7, thereby synchronously driving the vertical connecting rod 9 to rotate, thereby driving The scraper 10 rotates inside the first connecting pipe 1, so that the scraper 10 can scrape the inner wall of the first connecting pipe 1, so the present invention can effectively prevent concrete from adhering to the inner wall of the first connecting pipe 1. After the operation is finished, the staff only needs to loosen the fixing bolt 16, and then manually slide the second connecting pipe 2 up and down, so that the first connecting pipe 1 can scrape the inner wall of the second connecting pipe 2, so the present invention can also Effectively prevent the concrete from adhering to the inner wall of the second connecting pipe 2, so the present invention can effectively prevent the concrete from adhering to the inner wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2, thereby effectively avoiding the subsequent splashing of the incompletely cut concrete Phenomenon, novel structure, reasonable design;

After the concrete conveying operation is finished, and after the staff cleans up the inner wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2, the staff can install the collecting box 17 on the bottom of the second connecting pipe 2, so that the first connecting pipe 1 and the second connecting pipe 2 play a sealing effect. If the inner wall of the first connecting pipe 1 and the inner wall of the second connecting pipe 2 are not cleaned thoroughly, the residual concrete will fall into the collection box 17 and be collected, thereby effectively avoiding The concrete that has not been completely cut will splash down later, and the concrete that has not been completely cut can be collected to facilitate subsequent recycling.

The above descriptions are only preferred embodiments of the present invention, and any person skilled in the art may use the above-mentioned technical solutions to modify the present invention or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement made according to the technical solution of the present invention falls within the protection scope of the present invention.

Claims (10)

1. The utility model provides a prevent safety device that concrete conveying pipe terminal concrete splashes down which characterized in that: the material scraping device comprises a first connecting pipe (1) and a second connecting pipe (2), wherein the top of the first connecting pipe (1) is of a closed structure, a feeding pipe (3) is welded at the top of the left end of the first connecting pipe (1), a buffering assembly is arranged inside the feeding pipe (3), a material scraping mechanism is arranged in the first connecting pipe (1), the second connecting pipe (2) is connected with the first connecting pipe (1) through a telescopic mechanism, and a material collecting assembly is arranged at the bottom of the second connecting pipe (2);

the material scraping mechanism comprises a driving assembly, a connecting assembly and a material scraping assembly, the driving assembly is arranged at the top of the first connecting pipe (1), the connecting assembly and the material scraping assembly are both arranged in the first connecting pipe (1), the connecting assembly is fixedly connected with the driving assembly, and the material scraping assembly is fixedly connected with the connecting assembly;

telescopic machanism is including holding subassembly, spacing subassembly and locating component, it establishes in first connecting pipe (1) bottom to hold the subassembly, spacing subassembly is established at second connecting pipe (2) top, second connecting pipe (2) top is connected in first connecting pipe (1) bottom through spacing subassembly, first connecting pipe (1) is connected through locating component with second connecting pipe (2).

2. A safety device for preventing concrete from splashing off of the end of a concrete delivery pipe as set forth in claim 1, wherein: the buffer assembly comprises a buffer plate (4), and the buffer plate (4) is welded on the top of the inner wall of the feeding pipe (3) in an inclined mode.

3. A safety device for preventing concrete from splashing off of the end of a concrete delivery pipe as set forth in claim 1, wherein: drive assembly includes servo motor (5), servo motor (5) fixed connection is at first connecting pipe (1) top, first connecting pipe (1) top center is equipped with through-hole (6), servo motor (5) output end fixedly connected with pivot (7), pivot (7) bottom is vertical to run through-hole (6), and pivot (7) bottom extends to first connecting pipe (1) inside top, coupling assembling fixed connection is in pivot (7) bottom.

4. A safety device for preventing concrete from splashing off the end of a concrete delivery pipe as set forth in claim 3, wherein: coupling assembling includes transverse connection pole (8), welding in pivot (7) bottom in transverse connection pole (8) intermediate position, the both ends symmetrical welding has vertical connecting rod (9) about transverse connection pole (8), scrape material subassembly fixed connection and be on two vertical connecting rod (9) surfaces.

5. A safety device for preventing concrete from splashing off the end of a concrete delivery pipe as set forth in claim 4, wherein: the scraper component comprises two scraper plates (10), the quantity of the scraper plates (10) is two, one end of each scraper plate (10) close to the vertical connecting rod (9) is fixedly connected to the surface of the vertical connecting rod (9), and one end, far away from the vertical connecting rod (9), of each scraper plate (10) is attached to the side portion of the inner wall of the first connecting pipe (1).

6. A safety device for preventing concrete from splashing off the end of a concrete delivery pipe as set forth in claim 3, wherein: the top of the first connecting pipe (1) is fixedly connected with a protective box (11), and the servo motor (5) is located inside the protective box (11).

7. A safety device for preventing concrete from splashing off of the end of a concrete delivery pipe as set forth in claim 1, wherein: the accommodating assembly comprises an annular accommodating groove (12), the annular accommodating groove (12) is formed in the bottom of the first connecting pipe (1), and the top of the second connecting pipe (2) is connected to the inside of the annular accommodating groove (12) through a limiting assembly.

8. A safety device for preventing concrete from splashing off the end of a concrete delivery pipe as claimed in claim 7, wherein: spacing subassembly includes annular spacing groove (13), annular spacing groove (13) are seted up at annular holding tank (12) inner wall lateral part, second connecting pipe (2) top fixedly connected with annular limiting plate (14), the one end that second connecting pipe (2) were kept away from in annular limiting plate (14) slides inside annular spacing groove (13).

9. A safety device for preventing concrete from splashing off of the end of a concrete delivery pipe as set forth in claim 8, wherein: locating component includes screw hole (15), screw hole (15) quantity is four, four screw hole (15) are circular array and set up in first connecting pipe (1) side below, four all run through in screw hole (15) and have fixing bolt (16), fixing bolt (16) surface and screw hole (15) pore wall threaded connection, four the one end that fixing bolt (16) are close to second connecting pipe (2) is laminated with second connecting pipe (2) surface respectively.

10. A safety device for preventing concrete from splashing off of the end of a concrete delivery pipe as set forth in claim 1, wherein: the aggregate assembly comprises an aggregate box (17), and the top of the aggregate box (17) is in threaded connection with the bottom of the second connecting pipe (2).

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