CN216840663U - Anti-splashing discharging device for semi-trailer concrete pump truck - Google Patents

Abstract

The utility model relates to a mobile concrete pump technology field especially relates to a semi-mounted mobile concrete pump is with preventing discharging device that splashes, including the conveying pipeline, the bottom activity of conveying pipeline is pegged graft there is the storage chamber, the top in storage chamber runs through the spliced eye that is provided with and mutually matches with the conveying pipeline, and can dismantle the connection through the connecting piece between storage chamber and the conveying pipeline, be provided with the through-hole on the lateral wall in storage chamber, the inside bottom in storage chamber is provided with the buffer module who is used for buffering decompression, can reduce the velocity of flow of pump truck conveying pipeline, and the concrete of avoiding high-speed concreting strikes reinforcing bar or template before falling the template bottom and easily leads to the concrete to splash and the concrete segregation, influences the quality of pouring of concrete, and convenient the dismantlement is washd simultaneously, and environmental protection is practical more.

Description

Anti-splashing discharging device for semi-trailer concrete pump truck

Technical Field

The utility model relates to a mobile concrete pump technical field specifically is a semi-mounted mobile concrete pump is with preventing discharging device that splashes.

Background

The concrete pump truck is a machine for continuously conveying concrete along a pipeline by utilizing pressure, and consists of five parts, namely an arm support, a pumping part, a hydraulic part, a support part and an electric control part. When the concrete pump truck works, the arm support is unfolded and extended out under the driving of the hydraulic oil cylinder to convey concrete. The power of the concrete pump truck transmits the power of an engine to a hydraulic pump set or a rear axle through a power transfer case, a hydraulic pump pushes a piston to drive a concrete pump to work, and then concrete is conveyed to a certain height and distance by utilizing a distributing rod and a conveying pipe on the concrete pump truck.

In the concrete pouring construction process, a concrete pump generally selects a concrete pump with higher pressure to pump, so that the blockage of a conveying pipe is avoided, the maintenance probability is reduced, but the flow speed of concrete at the tail end of the conveying pipe is higher, and the concrete poured at high speed impacts a steel bar or a template before falling to the bottom of the template, so that the concrete is easy to splash and segregate, and the pouring quality of the concrete is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a semi-mounted concrete pump truck is with preventing discharging device that splashes to the pump truck conveyer pipe velocity of flow who provides in solving above-mentioned background art is fast, and strike reinforcing bar or template easily lead to the problem that the concrete splashes and the concrete segregation.

In order to achieve the above object, the utility model provides a following technical scheme: half-hanging mobile concrete pump is with preventing discharging device that splashes, including the conveying pipeline, the bottom activity of conveying pipeline is pegged graft there is the storage cavity, the top of storage cavity runs through and is provided with the spliced eye that matches each other with the conveying pipeline, and can dismantle the connection through the connecting piece between storage cavity and the conveying pipeline, be provided with the through-hole on the lateral wall of storage cavity, the bottom of storage cavity inside is provided with the buffer module who is used for buffering decompression.

Preferably, the conveying pipeline extends to the inside of the material storage cavity and is located right above the buffering module.

Preferably, the through-hole is provided with a plurality of, and the equidistant setting of through-hole is on the periphery wall of storage cavity, one side that the storage cavity lateral wall is close to the through-hole is rotated and is provided with the striker plate that is used for sheltering from, and one side of striker plate is provided with the discharge gate that matches each other with the through-hole.

Preferably, the bottom of striker plate lateral wall is provided with the fixed plate that is located under the discharge gate, and threaded connection has the fixing bolt who is used for fixing on the fixed plate, all be provided with the locating hole that matches each other with fixing bolt on the storage cavity under the through-hole.

Preferably, the buffer module comprises a piston which is arranged in the material storage cavity in a sealing sliding mode, a plurality of guide slide bars arranged at the bottom end of the piston and a second elastic reset piece sleeved on the outer side of each guide slide bar, and the bottom end of the material storage cavity is provided with a through hole for accommodating the guide slide bars to penetrate through in a penetrating mode.

Preferably, the bottom of the material storage cavity is provided with a baffle for shielding the bottom end of the guide sliding rod.

Preferably, the connecting piece is including fixing locating piece and two at least locating levers that set up on the conveying pipeline lateral wall on the storage cavity top, be provided with on the periphery wall of locating piece and match the location blind hole each other with the locating lever.

Preferably, the opening part of the positioning blind hole is provided with an expanding section, and the bottom end of the positioning block is provided with an elastic sealing gasket tightly attached to the top end of the material storage cavity.

Preferably, the locating lever is the threaded rod, and the locating lever passes through backup pad horizontal installation on the top of storage cavity, locating lever and backup pad threaded connection.

Preferably, the locating lever includes shell body, limit baffle, reference column, slide and the first elasticity piece that resets, the top at the storage cavity is fixed to the shell body, the slide horizontal slip sets up in the inside of shell body, the reference column run through the setting in the centre of slide and with slide fixed connection, first elasticity piece that resets cup joints on the reference column and is located the slide and keeps away from the one end of locating piece, the both ends of shell body all run through and are provided with the through-hole that holds the reference column and pass, the both ends of reference column all pass the outside that the through-hole extends to the shell body, limit baffle fixes the one end of keeping away from the locating piece at the reference column.

Compared with the prior art, the beneficial effects of the utility model are that: the semi-mounted concrete pump truck is with preventing the discharging device that splashes

(1) The storage cavity is formed in the bottom end of the conveying pipe, the buffering module is arranged at the bottom end inside the storage cavity, and after concrete inside the conveying pipe enters the storage cavity, the buffering module is impacted to reduce the impact force of the concrete, reduce the flow velocity and discharge the concrete, so that the concrete is prevented from impacting a steel bar or a template, the pouring quality is improved, meanwhile, the concrete is prevented from splashing and is inconvenient to clean, the conveying pipe and the storage cavity are detachably connected through a connecting piece, the disassembly and the cleaning are convenient, and the concrete pouring device is more environment-friendly and practical;

(2) through running through on the lateral wall in storage cavity and being provided with a plurality of through-holes, the outside in storage cavity is rotated and is provided with the striker plate, is provided with the discharge gate on the striker plate, with the rotatory through-hole to different positions of discharge gate, can adjust the ejection of compact position of conveying pipeline, the practicality is strong.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a cross-sectional structure of a positioning rod in embodiment 2 of the present invention.

In the figure: 1. a material storage cavity; 101. a through hole; 102. a baffle plate; 2. a delivery pipe; 3. a connecting member; 301. positioning blocks; 3011. positioning the blind hole; 302. positioning a rod; 3021. an outer housing; 3022. a limit baffle; 3023. a positioning column; 3024. a slide plate; 3025. a first elastic reset member; 4. a striker plate; 401. a discharge port; 402. a fixing plate; 403. fixing the bolt; 5. a buffer module; 501. a piston; 502. a second elastic reset piece; 503. a guide slide bar; 6. an elastic gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that the terms "first", "second", etc. are used for descriptive purposes only, and not for specific purposes in order or sequence or to define the present invention, but merely to distinguish components or operations described in the same technical terms, and not to indicate or imply relative importance or implicitly indicate the number of technical features indicated, so that the features defined as "first", "second", etc. may explicitly or implicitly include at least one such feature. To the extent that the term "includes" and any variations thereof are used in either the detailed description or the claims, as well as the appended drawings, this is intended to cover non-exclusive inclusions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", and "disposed" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, the present invention provides an embodiment: the anti-splashing discharging device for the semi-trailer concrete pump truck comprises a conveying pipe 2, wherein a storage cavity 1 is movably inserted at the bottom end of the conveying pipe 2, the storage cavity 1 and the conveying pipe 2 are of cylindrical structures, the radius of the storage cavity 1 is larger than that of the conveying pipe 2, the volume of concrete entering the storage cavity 1 from the conveying pipe 2 is increased, and the flow velocity of the concrete can be reduced;

the top end of the material storage cavity 1 is provided with a plug hole which is matched with the material conveying pipe 2 in a penetrating way, the material storage cavity 1 is detachably connected with the material conveying pipe 2 through a connecting piece 3, the connecting piece 3 comprises a positioning block 301 which is fixed on the outer side wall of the material conveying pipe 2 and at least two positioning rods 302 which are arranged at the top end of the material storage cavity 1, the positioning block 301 is of an annular structure, the positioning rods 302 are threaded rods, the positioning rod 302 is horizontally arranged at the top end of the material storage cavity 1 through the supporting plate, the positioning rod 302 is in threaded connection with the supporting plate, a positioning blind hole 3011 matched with the positioning rod 302 is formed in the outer peripheral wall of the positioning block 301, the material conveying pipe 2 is inserted into the inserting hole, the positioning block 301 is abutted to the top end of the material storage cavity 1, then the positioning rod 302 is rotated, one end of the positioning rod 302 is inserted into the positioning blind hole 3011, assembly and fixation of the material storage cavity 1 and the material conveying pipe 2 are completed, and after pouring is completed each time, the material storage cavity 1 is conveniently detached for cleaning;

an opening of the positioning blind hole 3011 is provided with a flaring section, the bottom end of the positioning block 301 is provided with an elastic sealing gasket 6 tightly attached to the top end of the material storage cavity 1, the elastic sealing gasket 6 can be made of rubber, the connection tightness can be improved, when the flaring section is arranged to facilitate plugging, the positioning block 301 compresses the elastic sealing gasket 6 to accurately insert the positioning rod 302 into the positioning blind hole 3011, the elastic sealing gasket 6 has certain elasticity, so that the positioning rod 302 is tightly attached to the positioning blind hole 3011, and the installation stability is improved;

the side wall of the storage cavity 1 is provided with through holes 101, the number of the through holes 101 is one, the bottom end inside the storage cavity 1 is provided with a buffer module 5 for buffering and reducing pressure, the conveying pipe 2 extends into the storage cavity 1 and is positioned right above the buffer module 5, the buffer module 5 comprises a piston 501 hermetically and slidably arranged inside the storage cavity 1, a plurality of guide slide bars 503 arranged at the bottom end of the piston 501 and a second elastic reset piece 502 sleeved outside the guide slide bars 503, the second elastic reset piece 502 can be a spring, the bottom end of the storage cavity 1 is provided with a through hole for accommodating the guide slide bars 503 to pass through, the concrete flowing at high speed inside the conveying pipe 2 enters the storage cavity 1 and then impacts the piston 501 to compress the second elastic reset piece 502 to play a buffering role, the guide slide bars 503 along the through hole to play a guiding role, and the decelerated concrete overflows to the through hole 101 to be discharged, the bottom of storage cavity 1 is provided with the baffle 102 that shelters from the guide slide bar 503 bottom, avoids the inside jam that leads to the through-hole of concrete entering through-hole.

Example 2

Referring to fig. 3, the difference between the embodiment and the embodiment 1 is that the positioning rod 302 includes an outer shell 3021, a limit baffle 3022, a positioning post 3023, a sliding plate 3024, and a first elastic restoring member 3025, the first elastic restoring member 3025 may be a spring, the outer shell 3021 is fixed at the top end of the storage cavity 1, the sliding plate 3024 is horizontally slidably disposed inside the outer shell 3021, the positioning post 3023 is disposed in the middle of the sliding plate 3024 and fixedly connected to the sliding plate 3024, the first elastic restoring member 3025 is sleeved on the positioning post 3023 and located at an end of the sliding plate 3024 away from the positioning block 301, through holes are disposed at two ends of the outer shell 3021 for accommodating the positioning post 3023 to pass through, two ends of the positioning post 3023 extend to the outside of the outer shell 3021 through the through holes, the limit baffle 3022 is fixed at an end of the positioning post 3023 away from the positioning block 301, when assembling, the limit baffle 3022 is pulled, the sliding plate 3024 compresses the first elastic restoring member 3025, the positioning column 3023 is retracted into the outer shell 3021, the conveying pipeline 2 is inserted into the storage cavity 1, the positioning block 301 is abutted to the top end of the storage cavity 1, the limiting baffle 3022 is released, the positioning column 3023 and the sliding plate 3024 reset under the elastic action of the first elastic resetting piece 3025, the positioning blind hole 3011 is inserted, the storage cavity 1 and the conveying pipeline 2 are assembled and fixed, and the limiting baffle 3022 is pulled outwards during disassembly, so that the convenience and labor saving are realized.

Example 3

The embodiment is different from the embodiment 1 in that the through holes 101 are arranged in the plurality of through holes 101, the through holes 101 are arranged on the outer peripheral wall of the storage cavity 1 at equal intervals, the striker plate 4 for shielding is rotatably arranged on one side, close to the through holes 101, of the outer side wall of the storage cavity 1 through an annular slide rail, a discharge hole 401 matched with the through holes 101 is arranged on one side of the striker plate 4, the discharge hole 401 can be a straight pipe in the horizontal direction or a vertically downward inverted L-shaped bent pipe as required, the striker plate 4 is rotated to the through holes 101 in different positions, the discharge position is convenient to adjust, and the practicability is high;

the bottom of striker plate 4 lateral wall is provided with the fixed plate 402 that is located discharge gate 401 under, and threaded connection has the fixing bolt 403 that is used for fixing on the fixed plate 402, all is provided with the locating hole that matches each other with fixing bolt 403 on the storage cavity 1 under through-hole 101, and after adjusting striker plate 4's position, rotatory fixing bolt 403 is fixed again, avoids it to rotate at the pouring in-process, improves its stability.

The working principle is as follows: insert the inside of storage cavity 1 with the bottom of conveying pipeline 2 during assembly, locating piece 301 on the conveying pipeline 2 and the top looks butt of storage cavity 1, carry out spacing fixed to locating piece 301 through locating lever 302, convenient dismantlement, the inside high-speed concrete that flows of conveying pipeline 2 gets into impact piston 501 behind the inside of storage cavity 1, play the effect of buffering, the velocity of flow of degradation concrete, avoid the inside wall that the concrete strikes storage cavity 1 to cause the damage of storage cavity 1 simultaneously, rotatory striker plate 4, make discharge gate 401 coincide each other with arbitrary through-hole 101, the adjustment discharge position, rotatory fixing bolt 403 fixes, the concrete is at last discharged from through-hole 101 and discharge gate 401, can avoid the concrete velocity of flow to influence splashing of pouring quality and concrete too fast

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. Semi-mounted concrete pump truck is with preventing discharging device that splashes, including conveying pipeline (2), its characterized in that: the bottom activity of conveying pipeline (2) is pegged graft and is had storage cavity (1), the top of storage cavity (1) runs through and is provided with the spliced eye that matches each other with conveying pipeline (2), and can dismantle the connection through connecting piece (3) between storage cavity (1) and conveying pipeline (2), be provided with through-hole (101) on the lateral wall of storage cavity (1), the inside bottom in storage cavity (1) is provided with buffer module (5) that are used for the buffering decompression.

2. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 1, wherein: the conveying pipe (2) extends to the inside of the material storage cavity (1) and is positioned right above the buffer module (5).

3. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 1, wherein: through-hole (101) are provided with a plurality of, and through-hole (101) equidistant setting is on the periphery wall of storage cavity (1), one side rotation that storage cavity (1) lateral wall is close to through-hole (101) is provided with striker plate (4) that are used for sheltering from, and one side of striker plate (4) is provided with discharge gate (401) that mutually match with through-hole (101).

4. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 3, wherein: the bottom of striker plate (4) lateral wall is provided with fixed plate (402) that is located discharge gate (401) under, and threaded connection has fixing bolt (403) that are used for fixing on fixed plate (402), all be provided with the locating hole that matches each other with fixing bolt (403) on storage cavity (1) under through-hole (101).

5. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 1, wherein: buffer module (5) including sealed slip setting piston (501) in storage cavity (1) inside, a plurality of direction slide bar (503) that set up in piston (501) bottom and cup joint second elasticity piece (502) that reset in the direction slide bar (503) outside, the bottom of storage cavity (1) is run through and is provided with the through-hole that holds direction slide bar (503) and pass.

6. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 5, wherein: the bottom end of the material storage cavity (1) is provided with a baffle (102) for shielding the bottom end of the guide sliding rod (503).

7. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 1, wherein: connecting piece (3) are including fixing locating piece (301) and at least two locating levers (302) that set up on storage cavity (1) top on conveying pipeline (2) lateral wall, be provided with on the periphery wall of locating piece (301) and match location blind hole (3011) each other with locating lever (302).

8. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 7, wherein: the opening part of the positioning blind hole (3011) is provided with an expanding section, and the bottom end of the positioning block (301) is provided with an elastic sealing gasket (6) tightly attached to the top end of the material storage cavity (1).

9. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 7, wherein: locating lever (302) are the threaded rod, and locating lever (302) pass through backup pad horizontal installation on the top of storage cavity (1), locating lever (302) and backup pad threaded connection.

10. The anti-splashing discharging device for the semi-trailer concrete pump truck as claimed in claim 7, wherein: the positioning rod (302) comprises an outer shell (3021), a limit baffle (3022), a positioning column (3023), a sliding plate (3024) and a first elastic reset piece (3025), the outer shell (3021) is fixed at the top end of the material storage cavity (1), the sliding plate (3024) is horizontally arranged inside the outer shell (3021) in a sliding manner, the positioning column (3023) penetrates through the middle of the sliding plate (3024) and is fixedly connected with the sliding plate (3024), the first elastic reset piece (3025) is sleeved on the positioning column (3023) and is positioned at one end of the sliding plate (3024) far away from the positioning block (301), through holes for accommodating the positioning columns (3023) to pass through are arranged at two ends of the outer shell (3021) in a penetrating manner, both ends of the positioning column (3023) penetrate through the through hole and extend to the outside of the outer shell (3021), the limiting baffle (3022) is fixed at one end, far away from the positioning block (301), of the positioning column (3023).

Images