CN215948944U - Concrete pouring equipment for building - Google Patents

Abstract

The utility model discloses concrete pouring equipment for buildings, which comprises a supporting table, wherein the upper surface of the supporting table is fixedly connected with a multidirectional electro-hydraulic servo valve close to the front side, the upper surface of the supporting table is fixedly connected with a bidirectional electro-hydraulic servo pump close to the back side, the outer surface of a feeding interface is in threaded connection with a material suction pipe, the back side of the multidirectional electro-hydraulic servo valve is respectively and fixedly connected with a material pushing cylinder IV, a material pushing cylinder III, a material pushing cylinder II and a material pushing cylinder I, the back sides of the bidirectional hydraulic cylinder IV, the bidirectional hydraulic cylinder III, the bidirectional hydraulic cylinder II and the bidirectional hydraulic cylinder I are jointly and fixedly connected to the front side of the bidirectional electro-hydraulic servo pump, the outer surface of a discharging interface is in threaded connection with a circulating pipe, and the inner surface of a material spraying interface is in threaded connection with a material spraying pipe. The concrete pouring equipment for the building has the advantages that under the working state, the sensing and the control of the machine on the real-time parameters of the material spraying pipe are very accurate and sensitive due to the closed loop characteristics of the circulating loop, the one-way valve and the like, the operation speed can be effectively increased, and the generation of bubbles can be effectively prevented.

Description

Concrete pouring equipment for building

Technical Field

The utility model relates to the technical field of constructional engineering equipment, in particular to concrete pouring equipment for buildings.

Background

The concrete pouring equipment mainly comprises a concrete delivery pump, which is also called a concrete pump and consists of a pump body and a delivery pipe. The concrete continuous conveying machine is a machine for continuously conveying concrete along a pipeline by utilizing pressure, and is mainly applied to house construction, bridge and tunnel construction. At present, the concrete pump mainly comprises a gate valve concrete delivery pump and an S valve concrete delivery pump. The other is a pump truck which is formed by mounting a pump body on a chassis of a vehicle and then assembling a telescopic or bendable distributing rod.

So far, concrete is still the artificial building material with the largest annual usage in the world, and the mainstream concrete pump in the market can meet the requirements of the concrete industry at present, but with the deepening of the "industrial 4.0" trend, the degree and scale of automation are greatly increased, and if the operation speed is greatly increased in the environment, the conveying precision of the mainstream concrete pump in the market at present can face a bottleneck.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a concrete pouring device for buildings, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the concrete pouring equipment for the building comprises a supporting table, wherein the upper surface of the supporting table is fixedly connected with a multidirectional electrohydraulic servo valve close to the front side, the upper surface of the supporting table is fixedly connected with a bidirectional electrohydraulic servo pump close to the back side, the front side of the multidirectional electrohydraulic servo valve is fixedly connected with a feeding interface, the outer surface of the feeding interface is in threaded connection with a material sucking pipe, the inner surface of the middle section of the material sucking pipe is in threaded connection with a material sucking one-way valve and a filter screen box, the back sides of the multidirectional electrohydraulic servo valve are respectively and fixedly connected with a material pushing cylinder IV, a material pushing cylinder III, a material pushing cylinder II and a material pushing cylinder I, the back sides of the material pushing cylinder IV, the material pushing cylinder III, the material pushing cylinder II and the material pushing cylinder I are respectively and movably connected with a connecting rod IV, a connecting rod III, a connecting rod II and a connecting rod I, and the back sides of the connecting rod IV, the connecting rod III, the connecting rod II and the connecting rod I are respectively and movably connected with a bidirectional hydraulic cylinder IV, The hydraulic system comprises a bidirectional hydraulic cylinder III, a bidirectional hydraulic cylinder II and a bidirectional hydraulic cylinder I, wherein a discharging interface is fixedly connected to the right side of the multidirectional electro-hydraulic servo valve, the outer surface of the discharging interface is in threaded connection with a circulating pipe, the radial inner surface of the wall surface of the right side of the circulating pipe is in threaded connection with a material spraying interface, the inner surface of the material spraying interface is in threaded connection with a material spraying pipe, the inner surface of the middle section of the material spraying pipe is in threaded connection with a material spraying one-way valve, and the left side of the multidirectional electro-hydraulic servo valve is fixedly connected with a material returning interface.

Preferably, the outer cylindrical surfaces of the fourth material pushing cylinder, the third material pushing cylinder, the second material pushing cylinder and the first material pushing cylinder are in surface line contact with the upper surface of the supporting platform respectively.

Preferably, the respective outer cylindrical surfaces of the four bidirectional hydraulic cylinders, the three bidirectional hydraulic cylinders, the two bidirectional hydraulic cylinders and the first bidirectional hydraulic cylinder are in surface line contact with the upper surface of the support platform respectively.

Preferably, the respective back surfaces of the four bidirectional hydraulic cylinders, the three bidirectional hydraulic cylinders, the two bidirectional hydraulic cylinders and the first bidirectional hydraulic cylinder are fixedly connected to the front surface of the bidirectional electro-hydraulic servo pump.

Preferably, the inner diameter of the part of the circulating pipe between the discharging interface and the spraying interface is larger than the inner diameter of the part of the circulating pipe between the spraying interface and the return interface.

Compared with the prior art, the utility model has the beneficial effects that: due to the closed loop characteristic of the circulating loop and the existence of the one-way valve, the concrete pouring equipment for the building can sense and control the real-time parameters of the sprayed material of the spraying pipe very accurately and sensitively, and can effectively prevent bubbles from being generated, so that the effective improvement of the operation speed is realized.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of the left feed back interface of the present invention;

FIG. 3 is a partial schematic view of the right bi-directional cylinder of the present invention.

In the figure: 1 supporting table, 2 multidirectional electrohydraulic servo valves, 3 feeding interfaces, 4 material sucking pipes, 5 material sucking check valves, 6 filter screen boxes, 10 material pushing cylinders, 9 material pushing cylinders, 8 material pushing cylinders, 7 material pushing cylinders, 14 connecting rods, 13 connecting rods, 12 connecting rods, 11 connecting rods, 18 bidirectional hydraulic cylinders, 17 bidirectional hydraulic cylinders, 16 bidirectional hydraulic cylinders, 15 bidirectional hydraulic cylinders, 19 bidirectional electrohydraulic servo pumps, 20 material discharging interfaces, 21 circulating pipes, 22 material spraying interfaces, 23 material spraying pipes, 24 material spraying check valves and 25 material returning interfaces.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a concrete pouring device for buildings comprises a supporting table 1, the overall stability is improved by means of the larger self weight of the supporting table 1, the upper surface of the supporting table 1 is fixedly connected with a multidirectional electro-hydraulic servo valve 2 close to the front side, the flow direction and time sequence of concrete slurry are controlled by the multidirectional electro-hydraulic servo valve 2, a bidirectional electro-hydraulic servo pump 19 is fixedly connected to the upper surface of the supporting table 1 close to the back side, the bidirectional electro-hydraulic servo pump 19 obtains power from an external power device to convert the power into main power of the concrete pouring device, the front side of the multidirectional electro-hydraulic servo valve 2 is fixedly connected with a feeding interface 3, the outer surface of the feeding interface 3 is in threaded connection with a suction pipe 4, the inner surface of the middle section of the suction pipe 4 is in threaded connection with a suction one-way valve 5 and a filter screen box 6, the suction one-way valve 5 is closer to the multidirectional electro-hydraulic servo valve 2 than the filter screen box 6, a filter screen is arranged in the filter screen box 6 to intercept large-size solid particles which happen extremely, the back of the multidirectional electrohydraulic servo valve 2 is respectively fixedly connected with a material pushing cylinder four 10, a material pushing cylinder three 9, a material pushing cylinder two 8 and a material pushing cylinder one 7, material pushing pistons are arranged in the four material pushing cylinders to suck and push concrete slurry, the four material pushing cylinders form two groups of continuous material pushing units to ensure enough pumping power and adjustment flexibility, the outer cylindrical surfaces of the material pushing cylinder four 10, the material pushing cylinder three 9, the material pushing cylinder two 8 and the material pushing cylinder one 7 are respectively in line contact with the upper surface of the support platform 1, the back of the material pushing cylinder four 10, the material pushing cylinder three 9, the material pushing cylinder two 8 and the material pushing cylinder one 7 are respectively and movably connected with a connecting rod four 14, a connecting rod three 13, a connecting rod two 12 and a connecting rod one 11, the back of the connecting rod four 14, the connecting rod three 13, the connecting rod two 12 and the connecting rod one 11 are respectively and movably connected with a bidirectional hydraulic cylinder four 18, a bidirectional hydraulic cylinder three 17, a bidirectional hydraulic cylinder two 16 and a bidirectional hydraulic cylinder one 15, the bidirectional hydraulic cylinder is superior to a common unidirectional hydraulic cylinder in the aspects of control response speed, combination flexibility and the like of ultrahigh-speed operation, the respective outer cylindrical surfaces of a four bidirectional hydraulic cylinder 18, a three bidirectional hydraulic cylinder 17, a two bidirectional hydraulic cylinder 16 and a first bidirectional hydraulic cylinder 15 are respectively in surface contact with the upper surface of the support table 1, the respective back surfaces of the four bidirectional hydraulic cylinder 18, the three bidirectional hydraulic cylinder 17, the two bidirectional hydraulic cylinder 16 and the first bidirectional hydraulic cylinder 15 are jointly and fixedly connected to the front surface of a bidirectional electro-hydraulic servo pump 19, the right surface of the multidirectional electro-hydraulic servo valve 2 is fixedly connected with a discharge port 20, the outer surface of the discharge port 20 is in threaded connection with a circulating pipe 21, the radial inner surface of the right side wall surface of the circulating pipe 21 is in threaded connection with a spraying port 22, the inner surface of the spraying port 22 is in threaded connection with a spraying pipe 23, the inner surface of the middle section of the spraying pipe 23 is in threaded connection with a spraying one-way valve 24, and the material sucking one-way valve 5 and the spraying one-way valve 24 are used for preventing the external feeding or the building concrete pouring equipment from being fed into or being used for preventing the building The concrete pouring equipment for the building can sense and control the real-time parameters of the sprayed material of the spraying pipe 23 very accurately and sensitively due to the closed loop characteristic of a circulating loop and the existence of a one-way valve, can effectively prevent the generation of bubbles, and the return interface 25 is fixedly connected to the left surface of the multi-directional electro-hydraulic servo valve 2.

The working principle is as follows: taking a working steady state of a normal spraying operation of the concrete pouring equipment for building as an example, low-pressure bubble-free concrete slurry from a concrete mixing and transporting vehicle pump enters the multidirectional electrohydraulic servo valve 2 through the material suction pipe 4, the filter screen box 6 and the feeding interface 3, then is continuously pumped into the circulating pipe 21 through the discharging interface 20 by the reverse phase action of the material pushing cylinder II 8 and the material pushing cylinder I7, one part of the low-pressure bubble-free concrete slurry is sprayed out through the material spraying interface 22, the material spraying pipe 23 and the material spraying one-way valve 24 in sequence, the other part of the low-pressure bubble-free concrete slurry continuously enters the multidirectional electrohydraulic servo valve 2 through the material returning interface 25 by the circulating pipe 21, and then is continuously converged with the newly pumped bubble-free concrete slurry in the multidirectional electrohydraulic servo valve 2 through the reverse phase action of the material pushing cylinder IV 10 and the material pushing cylinder III 9 to complete a cycle, and it needs to be noticed that air is firstly pushed at a low gear for one minute when the machine is started to preheat and check the air smoothness, and pushing water for twenty seconds at a medium level, checking smoothness of work, pushing concrete for thirty seconds at a low level to remove air, water and concrete bubbles, and performing formal work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a concrete placement equipment for building, includes brace table (1), the upper surface of brace table (1) is close to positive fixedly connected with multidirectional electro-hydraulic servo valve (2), its characterized in that: the upper surface of supporting table (1) is close to back fixedly connected with two-way electro-hydraulic servo pump (19), the front fixedly connected with feeding interface (3) of multidirectional electro-hydraulic servo valve (2), the surface threaded connection of feeding interface (3) inhales material pipe (4), the interlude internal surface threaded connection who inhales material pipe (4) inhales material check valve (5) and filter screen box (6), the back of multidirectional electro-hydraulic servo valve (2) is fixedly connected with material pushing cylinder four (10), material pushing cylinder three (9), material pushing cylinder two (8) and material pushing cylinder one (7) respectively, the back of material pushing cylinder four (10), material pushing cylinder three (9), material pushing cylinder two (8) and material pushing cylinder one (7) is swing joint respectively has connecting rod four (14), connecting rod three (13), connecting rod two (12) and connecting rod one (11), connecting rod four (14), The back of connecting rod three (13), connecting rod two (12) and connecting rod one (11) swing joint respectively has two-way pneumatic cylinder four (18), two-way pneumatic cylinder three (17), two-way pneumatic cylinder two (16) and two-way pneumatic cylinder one (15), the right side fixedly connected with ejection of compact interface (20) of multidirectional electro-hydraulic servo valve (2), the surface screw thread connection of ejection of compact interface (20) has circulating pipe (21), the radial internal surface screw thread connection of the right side wall of circulating pipe (21) has spraying interface (22), the internal surface screw thread connection of spraying interface (22) has spraying pipe (23), the interlude internal surface screw thread connection of spraying pipe (23) has spraying check valve (24), the left side fixedly connected with feed back interface (25) of multidirectional electro-hydraulic servo valve (2).

2. A concrete casting apparatus for construction according to claim 1, wherein: and the outer cylindrical surfaces of the fourth material pushing cylinder (10), the third material pushing cylinder (9), the second material pushing cylinder (8) and the first material pushing cylinder (7) are in surface line contact with the upper surface of the support table (1) respectively.

3. A concrete casting apparatus for construction according to claim 1, wherein: and the respective outer cylindrical surfaces of the four bidirectional hydraulic cylinders (18), the three bidirectional hydraulic cylinders (17), the two bidirectional hydraulic cylinders (16) and the first bidirectional hydraulic cylinders (15) are in surface line contact with the upper surface of the support platform (1).

4. A concrete casting apparatus for construction according to claim 1, wherein: the back surfaces of the four bidirectional hydraulic cylinders (18), the three bidirectional hydraulic cylinders (17), the two bidirectional hydraulic cylinders (16) and the first bidirectional hydraulic cylinders (15) are fixedly connected to the front surface of the bidirectional electro-hydraulic servo pump (19) together.

5. A concrete casting apparatus for construction according to claim 1, wherein: the inner diameter of the part of the circulating pipe (21) between the discharging interface (20) and the spraying interface (22) is larger than the inner diameter of the part of the circulating pipe (21) between the spraying interface (22) and the return interface (25).

Images