CN114753641B - Pumping and vibrating integrated equipment for concrete construction - Google Patents
Pumping and vibrating integrated equipment for concrete construction Download PDFInfo
- Publication number
- CN114753641B CN114753641B CN202210465114.8A CN202210465114A CN114753641B CN 114753641 B CN114753641 B CN 114753641B CN 202210465114 A CN202210465114 A CN 202210465114A CN 114753641 B CN114753641 B CN 114753641B
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- concrete
- material scattering
- scattering cylinder
- pump pipe
- cylinder
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- 239000004567 concrete Substances 0.000 title claims abstract description 152
- 238000005086 pumping Methods 0.000 title claims abstract description 16
- 238000010276 construction Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 105
- 238000005507 spraying Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims 1
- 239000004575 stone Substances 0.000 abstract description 41
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G2021/049—Devices for both conveying and distributing concrete mixing nozzles specially adapted for conveying devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses pumping and vibrating integrated equipment for concrete construction, which comprises a pump pipe, wherein a material scattering cylinder is movably arranged on the pump pipe, a baffle plate is fixedly arranged on the pump pipe, a driving assembly is arranged in the material scattering cylinder, the driving assembly drives the material scattering cylinder to rotate so as to splash concrete on the baffle plate, and a notch convenient for the concrete to pass through is formed in the baffle plate. When the pumping and vibrating integrated equipment for concrete construction is used, the pump pipe is firstly extended to the position right above a to-be-poured position, the driving assembly drives the material scattering cylinder to rotate to scatter materials, concrete is scattered on the baffle, the flow speed of the concrete with stronger fluidity is higher than the moving speed of stones on the baffle, the concrete can be wrapped and clamped to flow out from the gaps on the baffle, and the mixing of the concrete and the stones is realized, so that the stones are uniformly distributed in the concrete, and the concrete pouring effect is improved.
Description
Technical Field
The invention relates to the technical field of concrete pouring, in particular to pumping and vibrating integrated equipment for concrete construction.
Background
With the development of modern technology, people gradually start to utilize various large-scale apparatuses to help the smooth production work, and the building industry is not exceptional, and especially in the aspect of concrete pouring, a concrete mixer truck integrating stirring, conveying and pumping is gradually used for replacing manual stirring and conveying, so that the working efficiency of concrete pouring is greatly improved.
According to patent number CN110173119a, publication day 2019.08.27 discloses a pumping and vibrating integrated device for concrete construction, comprising a moving platform, a conveying pipe passing through the moving platform and lifting upwards, a vibrating device positioned on the conveying pipe, and a driving device positioned on the moving platform and driving the vibrating device to move, wherein the vibrating device comprises a vibrating motor, a bendable conveying pipe and a vibrating rod positioned at the tail end of the conveying pipe, and the vibrating rod moves up and down along the extending direction of the tail end of the conveying pipe. The device pumps concrete which is uniformly stirred through the conveying pipe, when pouring is performed, the vibrating device arranged on the conveying pipe rises under the action of the driving device according to a set speed, the speed is determined by factors such as the pouring speed and the size of the stand column, the height of concrete in the stand column can be determined by observing the position of the vibrating rod at the tail end of the vibrating device, so that the consumption of materials is effectively controlled, the waste caused by concrete scattering is reduced, based on a moving platform, a single person can simultaneously complete pouring and vibrating operation, the effects of freeing labor force and saving construction time are achieved, and the device can be controlled to be moved to the next stand column for pouring immediately after the pouring of the stand column is completed, so that the construction efficiency is remarkably improved; the device drives the screw rod to rotate through the driving motor, and the rotation of the screw rod drives the nut to move up and down, so that stable control is provided for the up and down movement of the vibrating device, and the device is simple in structure and accurate in control; the device washes hose and steel construction hard tube respectively through setting up two shower nozzles, only washes the hose when the hydraulic pressure is low for the simple washing after the pouring of a stand is accomplished, prevents that the concrete from adhesion influences the transportation of follow-up concrete on the hose, washes hose and steel construction hard tube simultaneously when the hydraulic pressure is big, is used for accomplishing the pouring of a stage after, carries out comprehensive washing to whole conveyer pipe, simple structure, convenient control.
At present, concrete mixer trucks on the market generally send the concrete which is well mixed in the mixer trucks to a delivery pump when pumping concrete, and then the concrete is sent to a place where the concrete needs to be poured through a pump pipe by the delivery pump, but in the actual use process, as the slump or slump expansion of the concrete is larger, the speed of stones in the concrete in the pumping process is higher, a flow velocity difference exists between the stones and the concrete, and particularly the stones are unevenly distributed, particularly the pump pipe in the vertical direction, the flow velocity of the concrete in the center of the pump pipe is fast, the movement speed of the stones is faster, the stones gradually move to the center line of the pump pipe in the movement process, and most of the stones are concentrated at the center of the pump pipe, so that the stones are unevenly distributed when the concrete is poured, and the pouring effect is influenced.
Disclosure of Invention
The invention aims to provide pumping and vibrating integrated equipment for concrete construction, and aims to solve the problem that stone distribution is uneven and pouring effect is affected when concrete is pumped by conventional concrete pumping equipment.
In order to achieve the above purpose, the invention provides pumping and vibrating integrated equipment for concrete construction, which comprises a pump pipe, wherein a material scattering cylinder is movably arranged on the pump pipe, a baffle plate is fixedly arranged on the pump pipe, a driving assembly is arranged in the material scattering cylinder, the driving assembly drives the material scattering cylinder to move so as to splash concrete on the baffle plate, and a notch convenient for the concrete to pass through is formed in the baffle plate.
Preferably, the material scattering cylinder is rotatably mounted on the pump pipe, a gear with a drive is arranged in the material scattering cylinder, a gear ring meshed with the gear is arranged on the pump pipe, and the gear is driven to rotate so as to drive the material scattering cylinder to rotate and splash concrete.
Preferably, a ball head is arranged at the bottom of the pump pipe, a groove matched with the ball head is formed in the material scattering cylinder, an eccentric block is movably arranged in the material scattering cylinder, and the eccentric block is driven to move so as to drive the material scattering cylinder to rotate.
Preferably, a mounting ring with a drive is arranged in the material scattering cylinder, the eccentric block is fixedly mounted on the mounting ring, and the mounting ring is driven to rotate so as to drive the eccentric block to move.
Preferably, an electromagnetic accelerating coil is arranged in the material scattering cylinder, and the electromagnetic accelerating coil drives the eccentric block to move.
Preferably, the inner wall of the material scattering cylinder is provided with guide grooves which are distributed in a circumferential array and used for guiding concrete to move.
Preferably, the inner wall of the material scattering cylinder is provided with vertical diversion trenches which are distributed in a circumferential array and used for guiding concrete to move.
Preferably, first diversion trenches which are distributed in a circumferential array, spirally rise and have the same spiral direction as the rotation direction of the material scattering cylinder are formed in the inner wall of the material scattering cylinder.
Preferably, the pump pipe is internally provided with second diversion trenches which are distributed in a circumferential array and are opposite to the first diversion trenches in spiral direction.
Preferably, a connecting plate is arranged between the pump pipe and the baffle plate.
In the technical scheme, the pumping and vibrating integrated equipment for concrete construction provided by the invention has the following beneficial effects: the pump pipe is movably provided with a material scattering cylinder, a baffle is fixedly arranged on the pump pipe, a driving assembly is arranged in the material scattering cylinder, the driving assembly drives the material scattering cylinder to rotate so as to splash concrete on the baffle, a notch which is convenient for the concrete to pass through is formed in the baffle, when the concrete pouring device is used, the pump pipe is firstly extended to the position right above a part to be poured, the driving assembly drives the material scattering cylinder to rotate to scatter the material, the concrete is sprinkled on the baffle, the flow rate of the concrete with stronger fluidity can be faster than the movement speed of the stone, at the moment, the concrete can be wrapped up and clamped to flow out from the notch on the baffle, and the mixing of the concrete and the stone is realized, so that the stone is uniformly distributed in the concrete, and the concrete pouring effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure provided by an embodiment of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the connection between the pump pipe and the material scattering cylinder according to the embodiment of the present invention;
fig. 3 is a schematic view of an internal structure of a scattering cylinder according to an embodiment of the present invention;
fig. 4 is an enlarged view at a in fig. 3.
Reference numerals illustrate:
1. A pump tube; 11. ball head; 12. a connecting plate; 2. a material scattering cylinder; 31. an eccentric block; 32. an electromagnetic acceleration coil; 4. and a baffle.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-4, a pumping and vibrating integrated device for concrete construction comprises a pump pipe 1, wherein a material scattering cylinder 2 is movably arranged on the pump pipe 1, a baffle plate 4 is fixedly arranged on the pump pipe 1, a driving assembly is arranged in the material scattering cylinder 2, the driving assembly drives the material scattering cylinder 2 to move so as to splash concrete on the baffle plate 4, and a notch convenient for the concrete to pass through is formed in the baffle plate 4.
Specifically, the existing concrete pouring process generally comprises the steps of firstly determining materials, sites, machines and personnel, then pumping the concrete into a pump pipe 1 by using a conveying pump, conveying the concrete to a pouring point through the pump pipe 1, and directly flowing the concrete out of the pump pipe 1, wherein in the embodiment, a material scattering cylinder 2 is movably arranged on a discharge hole of the pump pipe 1, the material scattering cylinder 2 is driven by a driving component to rotate around the pump pipe 1, the concrete in the pump pipe 1 is scattered on a baffle plate 4 through the material scattering cylinder 2, or the material scattering cylinder 2 is driven by the driving component to swing around the pump pipe 1 on a plane, and the concrete is scattered on the baffle plate 4; the driving component can be a cam with a driving function to push the material scattering cylinder 2, so that the material scattering cylinder 2 swings on a plane on the pump pipe 1 at an angle of 3-5 degrees, and concrete is uniformly scattered on the baffle 4, thereby being beneficial to uniformly distributing stones in the concrete; or the material scattering cylinder 2 is driven by the scissor type support to shake 15-30 degrees on the same plane on the pump pipe 1, so that concrete is uniformly scattered on the baffle 4, and stones in the concrete are uniformly distributed; or the material scattering cylinder 2 is driven to rotate by a belt to stir the concrete, so that the concrete is uniformly scattered on the baffle 4; or the gear driving rack with driving drives the material scattering cylinder 2 to shake; and can be a reciprocating screw rod and the like which are common knowledge of a person skilled in the art.
According to the technical scheme, the material scattering cylinder 2 is movably arranged on the pump pipe 1, the baffle 4 is fixedly arranged on the pump pipe 1, the driving assembly is arranged in the material scattering cylinder 2, the driving assembly drives the material scattering cylinder 2 to rotate so as to splash concrete on the baffle 4, a notch convenient for the concrete to pass through is formed in the baffle 4, when the concrete pouring device is used, the pump pipe 1 is firstly extended to the position right above a pouring position, the driving assembly drives the material scattering cylinder 2 to rotate so as to scatter concrete on the baffle 4, the flow speed of the concrete with stronger fluidity can be faster than the movement speed of stones, the stones can be wrapped up in the notch on the baffle 4 and flow out, and the concrete and the stones are mixed, so that the stones are uniformly distributed in the concrete, and the concrete pouring effect is improved.
As a further provided embodiment of the invention, the material scattering cylinder 2 is rotatably arranged on the pump pipe 1, a gear with a drive is arranged in the material scattering cylinder 2, a gear ring meshed with the gear is arranged on the pump pipe 1, and the gear is driven to rotate so as to drive the material scattering cylinder 2 to rotate and splash concrete; when the concrete pouring device is used, the gear driven by the belt inside the material scattering cylinder 2 can rotate, the pump pipe 1 is fixed, the gear ring on the pump pipe 1 is meshed with the gear, the gear can drive the material scattering cylinder 2 to rotate at the moment, the adhesiveness of the concrete flowing inside the material scattering cylinder 2 is reduced, the concrete can flow out of the material scattering cylinder 2 more rapidly, the concrete falls on the baffle 4, the flow rate of the concrete with stronger fluidity on the baffle 4 can be faster than the movement speed of the stone, the concrete can be wrapped and clamped to flow out of the notch on the baffle 4, the concrete and the stone are mixed with each other, the stone is uniformly distributed in the concrete, and the concrete pouring effect is improved.
As shown in fig. 3, in the optimal embodiment provided by the invention, a ball head 11 is arranged at the bottom of a pump pipe 1, a groove matched with the ball head 11 is arranged on a material scattering cylinder 2, an eccentric block 31 is movably arranged in the material scattering cylinder 2, and the eccentric block 31 is driven to move so as to drive the material scattering cylinder 2 to rotate; when the concrete pump is used, the eccentric block 31 in the material scattering cylinder 2 moves, the eccentric block 31 moves to cause uneven mass distribution of the material scattering cylinder 2, the kinetic energy of the material scattering cylinder 2 changes when the eccentric block 31 moves, the ball head 11 is arranged at the bottom of the pump pipe 1, the material scattering cylinder 2 is provided with a groove matched with the ball head 11, the material scattering cylinder 2 can be driven to move on the ball head 11 when the eccentric block 31 moves, a concrete channel on the material scattering cylinder 2 and a concrete channel on the pump pipe 1 are slightly staggered, so that concrete has a flow direction change from the pump pipe 1 to the material scattering cylinder 2, stones and concrete are primarily mixed, the concrete is sprayed on the baffle 4, the flow velocity of the concrete with higher fluidity is higher than the moving speed of the stones, the concrete is wrapped up in the gap on the baffle 4, the concrete flows out from the gap on the baffle 4, the concrete and the stones are mixed with the gap, the concrete is uniformly distributed in the concrete, and the concrete pouring effect is improved.
As a further embodiment of the invention, a mounting ring with a drive is arranged in the material scattering cylinder 2, the eccentric block 31 is fixedly arranged on the mounting ring, the mounting ring is driven to rotate so as to drive the eccentric block 31 to move, when in use, the mounting ring is driven to move so as to drive the eccentric block 31 to move in the material scattering cylinder 2, so that the mass distribution of the material scattering cylinder 2 is uneven, meanwhile, the kinetic energy of the material scattering cylinder 2 can also change, the ball head 11 is arranged at the bottom of the pump pipe 1, the material scattering cylinder 2 is provided with a groove matched with the ball head 11, the material scattering cylinder 2 is driven to move on the ball head 11 when the eccentric block 31 moves, so that a concrete channel on the material scattering cylinder 2 and a concrete channel on the pump pipe 1 are slightly staggered, the concrete is changed in one flow direction from the pump pipe 1 to the material scattering cylinder 2, stones are mixed with the concrete, then the concrete is primarily mixed on the baffle 4, the concrete flow velocity of the concrete with stronger fluidity can be faster than the movement velocity of the stones on the baffle 4, and the stones can flow out of the baffle 4 at the moment, and the concrete gap can be evenly mixed, and the concrete can be evenly distributed in the concrete.
As shown in FIG. 3, in the preferred embodiment of the invention, an electromagnetic accelerating coil 32 is arranged in the material scattering cylinder 2, the electromagnetic accelerating coil 32 drives an eccentric block 31 to move, when in use, the electromagnetic accelerating coil 32 drives the eccentric block 31 to do circular motion in the material scattering cylinder 2, so that the mass distribution of the material scattering cylinder 2 is uneven, meanwhile, the kinetic energy of the material scattering cylinder 2 can also change, as the bottom of the pump pipe 1 is provided with a ball head 11, the material scattering cylinder 2 is provided with a groove matched with the ball head 11, when the eccentric block 31 does circular motion in the material scattering cylinder 2, the material scattering cylinder 2 can be driven to do circular motion on the ball head 11, so that an angle difference exists between a concrete channel on the material scattering cylinder 2 and the central line of the concrete channel on the pump pipe 1, the concrete is changed from the pump pipe 1 to the concrete, so that stones and the concrete are primarily mixed, and meanwhile, the material scattering cylinder 2 doing circular motion can more evenly mix the concrete on the baffle 4, the concrete can be poured on the baffle 4, the movement of the stone can be carried out on the baffle 4, and the concrete can be more evenly, and the concrete can be poured on the baffle plate can be more evenly.
As shown in fig. 3, the inner wall of the material scattering cylinder 2 is provided with guide grooves which are distributed in a circumferential array and used for guiding concrete to move; when the concrete pouring device is used, the diversion trenches on the inner wall of the material scattering cylinder 2 can guide concrete to flow out more rapidly, so that the efficiency of the concrete pouring work is improved conveniently.
As a further embodiment of the invention, the inner wall of the material scattering cylinder 2 is provided with vertical diversion trenches which are distributed in a circumferential array and used for guiding concrete to move, the diversion trenches in the vertical direction can guide the concrete to move towards the outer side of the material scattering cylinder 2 along the diversion trenches, the concrete is accelerated to be scattered on the baffle plate 4, the flow velocity of the concrete with higher fluidity on the baffle plate 4 is faster than the movement velocity of the stones, the stones are wrapped by the concrete and flow out from the gaps on the baffle plate 4, the mixing of the concrete and the stones is realized, the stones are uniformly distributed in the concrete, and the pouring effect of the concrete is improved.
As shown in fig. 2-3, the inner wall of the material scattering cylinder 2 is provided with first diversion trenches which are distributed in a circumferential array, spiral up and have the same spiral direction as the rotation direction of the material scattering cylinder 2, and when the material scattering cylinder is used, the first diversion trenches in the spiral direction can guide concrete to be sprayed out of the material scattering cylinder 2, and the sprayed concrete can spread outwards along the spiral direction, so that the concrete can be sprayed on the baffle 4 more uniformly, and meanwhile, the concrete flowing out of the pump pipe 1 can fall into the first diversion trenches in the spiral direction and give a certain impact force to the first diversion trenches, so that the rotation speed of the material scattering cylinder 2 is accelerated.
As shown in FIG. 2, in the optimal embodiment provided by the invention, the second diversion trenches distributed in a circumferential array and opposite to the first diversion trenches in spiral direction are arranged in the pump pipe 1, and concrete flows along the second diversion trenches when flowing in the pump pipe 1 to gradually form tiny spirals so as to accelerate the falling speed of the concrete, but the concrete is guided by the first diversion trenches and the second diversion trenches in opposite spiral directions and then enters the first diversion trenches on the material scattering cylinder 2 through the second spiral trenches, so that larger impact force is given to the first diversion trenches, thereby the impact and vibration in the concrete are increased, the concrete is primarily mixed, the stones in the concrete are uniformly distributed in the concrete, and the strength of subsequent work is reduced.
As shown in the figure 1, in the optimal embodiment provided by the invention, a connecting plate 12 is arranged between the pump pipe 1 and the baffle plate 4, the connecting plate 12 can firmly fix the baffle plate 4 on the pump pipe 1, the concrete is conveniently sprayed on the baffle plate 4 by the material spraying cylinder 2, the flow velocity of the concrete with stronger fluidity on the baffle plate 4 is faster than the movement velocity of the stones, the stones are wrapped and clamped by the concrete at the moment and flow out from the gaps on the baffle plate 4, the mixing of the concrete and the stones is realized, the stones are uniformly distributed in the concrete, the concrete pouring effect is improved, meanwhile, the rotating amplitude of the material spraying cylinder 2 can be limited by the connecting plate 12, the material spraying range of the material spraying cylinder 2 is limited, and the influence of the concrete and the stone mixing is avoided in places outside the baffle plate 4.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (1)
1. The pumping and vibrating integrated equipment for concrete construction comprises a pump pipe (1), and is characterized in that a material scattering cylinder (2) is movably arranged on the pump pipe (1), a baffle plate (4) is fixedly arranged on the pump pipe (1), a driving assembly is arranged in the material scattering cylinder (2), the driving assembly drives the material scattering cylinder (2) to move so as to splash concrete on the baffle plate (4), and a notch for facilitating the passage of the concrete is formed in the baffle plate (4);
The spraying cylinder (2) is rotatably arranged on the pump pipe (1), a gear with a drive is arranged in the spraying cylinder (2), a gear ring meshed with the gear is arranged on the pump pipe (1), and the gear is driven to rotate so as to drive the spraying cylinder (2) to rotate and spray concrete;
the bottom of the pump pipe (1) is provided with a ball head (11), the material scattering cylinder (2) is provided with a groove matched with the ball head (11), an eccentric block (31) is movably arranged in the material scattering cylinder (2), and the eccentric block (31) is driven to move so as to drive the material scattering cylinder (2) to rotate;
The inside of the material scattering cylinder (2) is provided with a mounting ring with a drive, the eccentric block (31) is fixedly arranged on the mounting ring, and the mounting ring is driven to rotate so as to drive the eccentric block (31) to move;
An electromagnetic accelerating coil (32) is arranged in the material scattering cylinder (2), and the electromagnetic accelerating coil (32) drives the eccentric block (31) to move;
the inner wall of the material scattering cylinder (2) is provided with guide grooves which are distributed in a circumferential array and used for guiding concrete to move;
The inner wall of the material scattering cylinder (2) is provided with vertical diversion trenches which are distributed in a circumferential array and used for guiding concrete to move;
The inner wall of the material scattering cylinder (2) is provided with first diversion trenches which are distributed in a circumferential array, spirally rise and have the same spiral direction as the rotation direction of the material scattering cylinder (2);
The pump pipe (1) is internally provided with second diversion trenches which are distributed in a circumferential array and are opposite to the first diversion trenches in spiral direction;
A connecting plate (12) is arranged between the pump pipe (1) and the baffle plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210465114.8A CN114753641B (en) | 2022-04-25 | 2022-04-25 | Pumping and vibrating integrated equipment for concrete construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210465114.8A CN114753641B (en) | 2022-04-25 | 2022-04-25 | Pumping and vibrating integrated equipment for concrete construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114753641A CN114753641A (en) | 2022-07-15 |
| CN114753641B true CN114753641B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210465114.8A Active CN114753641B (en) | 2022-04-25 | 2022-04-25 | Pumping and vibrating integrated equipment for concrete construction |
Country Status (1)
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| CN (1) | CN114753641B (en) |
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