CN115370154B

CN115370154B - Shock-proof type concrete placement conveying pipeline structure

Info

Publication number: CN115370154B
Application number: CN202211116497.4A
Authority: CN
Inventors: 张赛; 赵利兴; 孙玮; 陆卫国
Original assignee: China Huadian Engineering Group Co Ltd
Current assignee: China Huadian Engineering Group Co Ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-05-30
Anticipated expiration: 2042-09-14
Also published as: CN115370154A

Abstract

The invention relates to the technical field of concrete pouring, in particular to a shock-absorbing concrete pouring conveying pipe structure, which comprises a conveying pipe main body; the clamping and fixing mechanism comprises a driving assembly and a clamping assembly, the clamping assembly comprises two clamping pieces which are oppositely arranged, and the driving assembly is suitable for driving the two clamping pieces to be close to or far away from each other so as to clamp or release the conveying pipe main body; the buffering and damping mechanism comprises two groups of elastic pressing pieces which are correspondingly arranged on the two clamping pieces, and the two groups of elastic pressing pieces are suitable for being elastically pressed on the peripheral wall of the conveying pipe main body when the clamping pieces are in a clamping state. According to the invention, the buffer damping mechanism is arranged on the clamping piece, so that vibration generated by impact force in the conveying pipe main body can be effectively dispersed, and a good buffer damping effect is achieved, and the problem that the conveying pipe is easy to vibrate due to large impact force generated during concrete conveying in the prior art, and manual supporting operation is influenced can be effectively solved.

Description

Shock-proof type concrete placement conveying pipeline structure

Technical Field

The invention relates to the technical field of concrete pouring, in particular to a shock-absorbing concrete pouring conveying pipe structure.

Background

The concrete placement conveying pipe is a tool for conveying concrete, is mainly used for working of building construction, and in the concrete placement construction process, pipelines are arranged for placement, concrete is vertically placed from a pipeline opening in the placement process and flows out of the bottom of the pipeline smoothly, the conveying pipe is required to be supported by cooperation with manpower, the placement position is more accurate, but when the concrete is conveyed, the pipelines vibrate due to large impact force generated by gravity of the concrete, and the manual support operation is easy to influence.

Disclosure of Invention

Therefore, the invention aims to overcome the defects that the pipeline vibrates due to larger impact force generated during concrete conveying in the prior art and the manual supporting operation is easy to influence, and further provides the damping type concrete pouring conveying pipeline structure.

In order to solve the above problems, the present invention provides a shock-absorbing concrete pouring feed delivery pipe structure, comprising:

a feed delivery pipe body;

the clamping and fixing mechanism comprises a driving assembly and a clamping assembly, the clamping assembly comprises two clamping pieces which are oppositely arranged, and the driving assembly is suitable for driving the two clamping pieces to be close to or far away from each other so as to clamp or release the conveying pipe main body;

the buffering and damping mechanism comprises two groups of elastic pressing pieces which are correspondingly arranged on the two clamping pieces, and the two groups of elastic pressing pieces are suitable for being elastically pressed on the peripheral wall of the conveying pipe main body when the clamping pieces are in a clamping state.

Optionally, the elastic pressing member includes:

the pressing piece comprises a sliding rod and a buffering elastic piece fixed on the end part of the sliding rod, the sliding rod is arranged on the clamping piece in a sliding mode and can move in a telescopic mode along the radial direction of the conveying pipe main body, and the buffering elastic piece is provided with an arc-shaped pressing surface suitable for being abutted against the outer wall of the conveying pipe main body;

and the elastic piece is arranged between the abutting piece and the clamping piece and is suitable for applying force for enabling the abutting piece to elastically abut against the conveying pipe main body.

Optionally, a guiding hole for the sliding rod to move in a telescopic manner is formed in the clamping piece, and a limiting part for preventing the sliding rod from being separated from the guiding hole is formed at one end of the sliding rod, which is far away from the buffering elastic piece;

the elastic piece comprises a first spring arranged between the limiting part and the outer wall of the clamping piece, and a second spring arranged between the inner wall of the clamping piece and the buffering elastic piece.

Optionally, each set of elastic pressing members includes a plurality of elastic pressing members disposed on the clamping member at intervals along an axial direction of the conveying pipe main body.

Optionally, the clamping piece is an arc clamping plate matched with the peripheral wall shape of the conveying pipe main body, and the clamping assembly further comprises:

and the limiting rubber rings are respectively arranged on two side end parts of the clamping pieces along the axial direction of the conveying pipe main body, and are suitable for clamping and fixing the periphery of the conveying pipe main body when the clamping pieces are in a clamping state so as to limit the position of the conveying pipe main body.

Optionally, the vibration-absorbing concrete pouring conveying pipe structure further comprises a base, and the driving assembly comprises:

the power component is fixedly arranged on the base;

the clamping assembly comprises a first clamping piece and a second clamping piece which are oppositely arranged;

the first clamping piece is located close to the base side, the second clamping piece is located away from the base side, the first connecting rod assembly is arranged between the power component and the first clamping piece, the second connecting rod assembly is arranged between the power component and the second clamping piece, and under the driving of the power component, the first connecting rod assembly and the second connecting rod assembly drive the first clamping piece and the second clamping piece to be close to or away from each other respectively.

Optionally, a first supporting seat is fixedly arranged on the base, the first supporting seat comprises two first supporting rods which are oppositely arranged, the first supporting rods comprise a first supporting rod section and a second supporting rod section which are connected in an L shape, the first supporting rod section is fixed on the base, and the second supporting rod section is suitable for extending in a direction away from the base;

the first connecting rod assembly comprises a first connecting rod, a second connecting rod and a first clamping rod, wherein the middle part of the first connecting rod is hinged to a first supporting rod section of the first supporting seat, one end of the first connecting rod is connected with the output end of the power component, and the other end of the first connecting rod is hinged to the second connecting rod;

the second connecting rod is hinged between the first connecting rod and the first clamping rod, the first clamping rod is arranged in parallel with the first connecting rod, the other end of the first clamping rod is hinged to the end part of the second supporting rod section of the first supporting seat, and the first clamping piece is fixed to the first clamping rod.

Optionally, a second supporting seat is fixedly arranged on the base, and the second connecting rod assembly comprises a third connecting rod and a second clamping rod which is parallel to the first clamping rod;

one end of the third connecting rod is hinged to one end, close to the power component, of the first connecting rod, the second clamping rod is hinged between the other end of the third connecting rod and the second supporting seat, and the second clamping piece is fixed to the second clamping rod.

Optionally, a longitudinal support plate is fixedly arranged above the base, and the clamping and fixing mechanism is fixedly arranged at one side of the longitudinal support plate so as to realize clamping and fixing of the conveying pipe main body along the vertical direction;

and/or the power component is fixedly arranged on the longitudinal supporting plate, the power component is provided with a hydraulic rod which is suitable for telescopic movement along the radial direction of the conveying pipe main body, the movable end of the hydraulic rod is propped against the first connecting rod and is suitable for pushing the first connecting rod through the hydraulic rod to drive the first clamping rod and the second clamping rod to be close to or far away from each other;

and/or the bottom of the base is provided with universal wheels.

Optionally, the conveying pipe body comprises an inner pipe and an outer pipe and a cushioning filling layer filled between the inner pipe and the outer pipe.

The invention has the following advantages:

1. according to the damping type concrete pouring conveying pipe structure, the damping mechanism is arranged on the clamping piece, so that vibration generated by impact force in the conveying pipe main body can be effectively dispersed, a certain buffering effect is achieved on the impact force generated by the conveying pipe main body, a good damping effect is achieved, and the problem that the conveying pipe is easy to vibrate due to the fact that large impact force is generated during concrete conveying in the prior art, and manual supporting operation is affected can be effectively solved.

2. According to the damping type concrete pouring conveying pipe structure provided by the invention, the middle part of the first connecting rod is hinged and fixed on the first supporting seat, one end of the first connecting rod is connected with the output end of the power component, and the other end of the first connecting rod is hinged with the second connecting rod, so that the first connecting rod forms a lever structure, two clamping pieces are hinged on two sides of a hinge point positioned at the middle part of the first connecting rod, and further, the two clamping pieces can be driven to move close to or away from each other through the same power component, the driving mode is simple and reliable, and the cost is low. Meanwhile, the material conveying pipe main body is clamped and fixed by the limit rubber ring, so that the position of the material conveying pipe main body can be effectively limited, the material conveying pipe main body is prevented from shifting, and in addition, the limit rubber ring can play a certain buffering role.

3. According to the shock-absorbing concrete pouring conveying pipe structure, the conveying pipe main body comprises the inner pipe, the surface of the inner pipe is wrapped with the shock-absorbing filling layer, the outer pipe is arranged on the surface of the shock-absorbing filling layer, the overall strength of the conveying pipe main body can be effectively improved through the design of the double-layer pipe and the shock-absorbing filling layer, and the shock force generated by concrete falling can be relieved through the outer pipe matched with the shock-absorbing filling layer, so that the shock-absorbing effect of the conveying pipe main body can be effectively improved.

4. According to the damping type concrete pouring conveying pipe structure, the first spring is arranged between the outer surface of the clamping piece and the limiting part, and the second spring is arranged between the surface of the buffering elastic piece and the inner wall of the clamping piece, when the buffering elastic piece is extruded by impact force generated when concrete falls in the conveying pipe main body, the first spring and the second spring can deform to disperse vibration, so that the damping strength can be effectively improved, and the damping effect is further improved.

5. The shock-absorbing concrete pouring conveying pipe structure provided by the invention has the advantages that through the design of the buffer shock-absorbing mechanism and the self shock absorption of the conveying pipe main body, the shock resistance self-adaptation of the pouring conveying pipe structure is strong, the structure is simple and stable, the complex structure can be poured, the waste of concrete is reduced, the engineering construction is stably advanced, the safety of the pouring operation of personnel is ensured, the application value is certain,

drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a shock-absorbing concrete pouring conveying pipe structure in an application state in an embodiment;

FIG. 2 is a schematic side view of the feed conveyor pipe of FIG. 1;

fig. 3 is a half cross-sectional view of the clamping fixture and the feed conveyor pipe body in an embodiment.

Reference numerals illustrate:

1. a feed delivery pipe body; 11. an inner tube; 12. a cushioning filling layer; 13. an outer tube;

2. a clamping and fixing mechanism; 21. a clamping member; 211. a first clamping member; 212. a second clamping member; 22. limiting rubber rings;

3. a buffering and damping mechanism; 31. an elastic pressing member; 311. a slide bar; 3111. a limit part; 312. a buffer spring plate; 313. a first spring; 314. a second spring;

4. a base; 41. a first support base; 42. a second support base; 43. a longitudinal support plate; 44. a universal wheel;

5. a power component; 51. a hydraulic rod; 52. a mounting bracket;

6. a first link assembly; 61. a first link; 62. a second link; 63. a first clamping bar;

7. a second link assembly; 71. a third link; 72. and a second clamping rod.

Detailed Description

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

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 to 3, the present embodiment provides a shock-absorbing concrete pouring conveying pipe structure, which comprises a conveying pipe main body 1, a clamping and fixing mechanism 2 and a buffering and shock-absorbing mechanism 3, wherein:

the clamping fixture 2 comprises a drive assembly and a clamping assembly, the clamping assembly comprising two clamping members 21 arranged opposite each other, the drive assembly being adapted to drive the two clamping members 21 towards or away from each other to clamp or release the feed conveyor pipe body 1. The buffering and damping mechanism 3 comprises two groups of elastic pressing pieces 31 correspondingly arranged on the two clamping pieces 21, wherein the two groups of elastic pressing pieces 31 are suitable for being elastically pressed against the peripheral wall of the conveying pipe main body 1 when the clamping pieces 21 are in a clamping state.

In the above scheme, the two clamping pieces 21 have an arc structure matched with the shape of the conveying pipe main body 1, the openings of the two arc clamping pieces 21 are opposite, and the two clamping pieces 21 are driven to be close to each other by the driving assembly, so that the conveying pipe main body 1 can be folded, clamped and fixed; the feed conveyor pipe body 1 can be released when the drive assembly drives the two clamps 21 away from each other.

The above-mentioned buffering damper 3 that sets up on the holder 21 can disperse the vibrations that conveying pipeline main part 1 inside impact force produced effectively, plays certain cushioning effect to the impact force that conveying pipeline main part 1 produced, plays fine buffering shock attenuation effect to can solve effectively that the great impact force that produces when concrete is carried among the prior art makes the conveying pipeline shake easily, influence the problem of manual support operation.

Optionally, the elastic pressing member 31 includes a pressing member and an elastic member, the pressing member includes a sliding rod 311 and a buffering elastic sheet 312 fixed on an end of the sliding rod 311, the sliding rod 311 is slidably disposed on the clamping member 21 and can move telescopically along a radial direction of the conveying pipe body 1, and the buffering elastic sheet 312 has an arc pressing surface adapted to abut against an outer wall of the conveying pipe body 1. The elastic element is arranged between the abutment and the clamping element 21 and is adapted to apply a force to the abutment that causes it to elastically abut against the feed conveyor pipe body 1. The feed conveyor pipe body 1 is clamped between the buffer spring 312 of the first clamp 211 and the buffer spring 312 of the second clamp 212.

In the scheme, the pressing piece can form a surface-to-surface matched pressing mode with the conveying pipe main body 1 through the arranged arc pressing surface, so that the contact area is larger, and the stability and the reliability are better.

Alternatively, as shown in fig. 1 and 3, the clamping member 21 is provided with a guiding hole for the sliding rod 311 to move in a telescopic manner, the sliding rod 311 is adapted to move in a telescopic manner along the radial direction of the conveying pipe main body 1, and a limiting portion 3111 for preventing the sliding rod 311 from being separated from the guiding hole is disposed at one end of the sliding rod 311 away from the buffering elastic sheet 312.

Specifically, one end of the sliding rod 311, which is close to the conveying pipe body 1, is located in the clamping piece 21 and is provided with the buffering elastic piece 312, and one end of the sliding rod 311, which is far away from the conveying pipe body 1, is located outside the clamping piece 21 and is provided with the limiting portion 3111. Alternatively, the limiting part 3111 is a limiting plate fixedly disposed on an outer end of the sliding rod 311, and an outer diameter of the limiting plate is larger than an outer diameter of the sliding rod 311.

Further, the elastic member includes a first spring 313 disposed between the stopper 3111 and the outer wall of the holder 21, and a second spring 314 disposed between the inner wall of the holder 21 and the buffer leaf spring 312.

In the above-mentioned scheme, first spring 313 and second spring 314 cover are established in the inside and outside both sides of slide bar 311, wherein, first spring 313 sets up between the surface of holder 21 and spacing portion 3111, and second spring 314 sets up between the surface of buffering shell fragment 312 and the inner wall of holder 21, when the impact force extrusion buffering shell fragment 312 that produces when concrete falls in conveying pipeline main part 1, first spring 313 and second spring 314 can all take place deformation in order to disperse vibrations, can improve the bradyseism intensity effectively, further improves the shock attenuation effect.

In the above-mentioned scheme, the elastic pressing members 31 are disposed on the first clamping member 211 and the second clamping member 212, and the elastic pressing members 31 disposed on the first clamping member 211 and the elastic pressing members 31 disposed on the second clamping member 212 have the same structure and are symmetrically disposed on two sides of the conveying pipe main body 1, so as to provide a more uniform and reliable elastic supporting force for the conveying pipe main body 1 in the circumferential direction.

Alternatively, each set of the elastic pressing members 31 includes a plurality of the elastic pressing members 31 provided on the clamp 21 at intervals in the axial direction of the feed conveying pipe body 1, respectively. Specifically, the first clamping member 211 and the second clamping member 212 are respectively provided with a plurality of elastic pressing members 31, and the damping effect of the whole conveying pipe structure can be further improved by the plurality of elastic pressing members 31 which are arranged at intervals along the axial direction of the conveying pipe body 1.

Preferably, three elastic pressing members 31 are respectively disposed on the first clamping member 211 and the second clamping member 212, and the three elastic pressing members 31 are disposed at uniform intervals.

Optionally, the clamping piece 21 is an arc clamping plate matched with the shape of the peripheral wall of the conveying pipe main body 1, the arc clamping plate has a set extension length, and the radian of the arc clamping plate is 60-180 degrees.

Optionally, as shown in fig. 2 and fig. 3, the clamping assembly further includes a limiting rubber ring 22, the limiting rubber rings 22 are respectively disposed on two side ends of the two clamping pieces 21 along the axial direction of the conveying pipe main body 1, and when the clamping pieces 21 are in the clamping state, the limiting rubber rings 22 are suitable for being clamped and fixed on the periphery of the conveying pipe main body 1 so as to limit the position of the conveying pipe main body 1.

In the above-mentioned scheme, spacing rubber ring 22 can be the rubber ring, and spacing rubber ring 22 is located the periphery assorted arc structure of conveying pipeline main part 1, clamping piece 21 is fixed conveying pipeline main part 1 centre gripping through cooperation spacing rubber ring 22, can restrict the position of conveying pipeline main part 1 effectively, prevents that conveying pipeline main part 1 from shifting, and spacing rubber ring 22 can also play certain cushioning effect in addition.

Optionally, the vibration-damping concrete pouring conveying pipe structure further comprises a base 4, the driving assembly comprises a power component 5, a first connecting rod assembly 6 and a second connecting rod assembly 7 which are fixedly arranged on the base 4, and the clamping assembly comprises a first clamping piece 211 and a second clamping piece 212 which are oppositely arranged; wherein, first holder 211 is located near base 4 side, second holder 212 is located and keeps away from base 4 side, and first link assembly 6 sets up between power unit 5 and the first holder 211, and second link assembly 7 sets up between power unit 5 and the second holder 212 under the drive of power unit 5, first link assembly 6 and second link assembly 7 drive respectively first holder 211 and second holder 212 are close to each other or keep away from.

Optionally, a first supporting seat 41 is fixedly arranged on the base 4, the first supporting seat 41 comprises two first supporting rods which are oppositely arranged, each first supporting rod comprises a first supporting rod section and a second supporting rod section which are connected in an L-shaped mode, the first supporting rod section is fixed on the base 4, and one end of each second supporting rod section is connected with the first supporting rod section, and the other end of each second supporting rod section extends away from the base 4.

Optionally, the first link assembly 6 includes a first link 61, a second link 62, and a first clamping rod 63, where a middle part of the first link 61 is hinged on a first support rod section of the first support seat 41, and one end of the first link is connected to an output end of the power component 5, and the other end of the first link is hinged with the second link 62; the second connecting rod 62 is hinged between the first connecting rod 61 and the first clamping rod 63, the first clamping rod 63 is arranged in parallel with the first connecting rod 61, the other end of the first clamping rod 63 is hinged on the end part of the second supporting rod section of the first supporting seat 41, and the first clamping piece 211 is fixed on the first clamping rod 63.

In the above-mentioned scheme, the second connecting rod 62 is parallel to the second supporting rod section, the first clamping rod 63 is parallel to the first connecting rod 61, and the first connecting rod 61 and the second connecting rod 62, and the second connecting rod 62 and the first clamping rod 63, and the first clamping rod 63 and the second supporting rod section are respectively rotatably connected by pin shafts.

Optionally, a second supporting seat 42 is fixedly arranged on the base 4, and the second link assembly 7 includes a third link 71 and a second clamping rod 72 parallel to the first clamping rod 63; wherein, one end of the third connecting rod 71 is hinged to one end of the first connecting rod 61 near the power unit 5, the second clamping rod 72 is hinged between the other end of the third connecting rod 71 and the second supporting seat 42, and the second clamping piece 212 is fixed on the second clamping rod 72.

The shock-absorbing concrete pouring conveying pipe structure provided by the embodiment, the middle part of the first connecting rod 61 is hinged and fixed on the first supporting seat 41, one end of the first connecting rod is connected with the output end of the power component 5, the other end of the first connecting rod is hinged with the second connecting rod 62, so that the first connecting rod 61 forms a lever structure, the two clamping pieces 21 are hinged on two sides of a hinge point positioned at the middle part of the first connecting rod 61, and further, the two clamping pieces 21 can be driven to move close to or away from each other through the same power component 5, the driving mode is simple and reliable, and the cost is low.

Further, the first connecting rod 61 includes a fulcrum located in the middle and hinged to the first supporting seat 41, and a first rod segment and a second rod segment located at two sides of the fulcrum, where the first rod segment is located near the power component 5 side, and the second rod segment is located near the second connecting rod 62 side, so that the first connecting rod 61 forms a lever structure, and when the power component 5 stretches and contracts, the first rod segment and the second rod segment can be driven to do opposite movements relative to the fulcrum, so as to drive the first clamping piece 211 and the second clamping piece 212 to clamp or release the conveying pipe main body 1.

Further, the second support base 42 includes two second support rods disposed opposite to each other, one ends of the two second support rods are fixed on the base 4, and the two second support rods are located at two outer sides of the first link 61. The heights of the two second supporting rods are larger than that of the first supporting rod. One end of the third connecting rod 71 is hinged on the first rod section of the first connecting rod 61, the other end of the third connecting rod is hinged with the second clamping rod 72, one end of the second clamping rod 72 is hinged with the third connecting rod 71, and the other end of the second clamping rod extends into the two second supporting rods and is hinged with the two second supporting rods. The second clamping rod 72, the second supporting rod, the third connecting rod 71 and the first connecting rod 61 form a quadrilateral structure, so that the stability is better.

Optionally, as shown in fig. 1, a longitudinal support plate 43 is fixedly disposed above the base 4, and the clamping and fixing mechanism 2 is fixedly disposed on one side of the longitudinal support plate 43, so as to clamp and fix the conveying pipe main body 1 along a vertical direction.

Alternatively, the power unit 5 is fixedly arranged on the longitudinal support plate 43, the power unit 5 has a hydraulic rod 51 adapted to move telescopically along the radial direction of the conveying pipe main body 1, the movable end of the hydraulic rod 51 is pressed against the first connecting rod 61, and the hydraulic rod 51 is adapted to push the first connecting rod 61 to drive the first clamping rod 63 and the second clamping rod 72 to approach or separate from each other.

In the above-mentioned scheme, the power component 5 is a hydraulic cylinder, and moves along the radial direction of the conveying pipe main body 1 through the hydraulic rod 51, so as to drive the first clamping piece 211 and the second clamping piece 212 to move along the radial direction of the conveying pipe main body 1, so as to clamp or release the conveying pipe main body 1.

Alternatively, in the present embodiment, the power unit 5 is mounted and fixed on a side wall of the longitudinal support plate 43 by a mounting bracket 52, and the clamping and fixing mechanism 2 is also mounted and fixed on the side wall. The movable end of the hydraulic rod 51 is located above the first link 61 and abuts against the first link 61.

In the above-mentioned scheme, the power unit 5 is fixed at a position spaced from the longitudinal support plate 43 by the mounting bracket 52, so that the movable end of the hydraulic rod 51 contacts with the side wall of the first link 61 away from the longitudinal support plate 43, so that the hydraulic rod 51 can push the first link 61, the second link 62 can push the first clamping member 211 on the first clamping rod 63 to move upwards, and the third link 71 can push the second clamping member 212 on the second clamping rod 72 to move downwards, and the spacing rubber ring 22 is matched to clamp and fix the conveying pipe main body 1, thereby limiting the position of the conveying pipe main body 1 and preventing the conveying pipe main body from shifting.

The driving process of the power unit 5 of this embodiment is as follows:

as shown in fig. 2, when the hydraulic rod 51 is extended downward, the first rod section of the first link 61 is driven to move downward, so as to pull the second clamping member 212 downward, and the second rod section of the second link 62 moves upward around the pivot point of the middle portion, so as to push the first clamping member 211 upward, and the first clamping member 211 and the second clamping member 212 approach each other to clamp and fix the conveying pipe main body 1. Conversely, when the hydraulic rod 51 is contracted, the first rod section of the first connecting rod 61 moves upward, and the second rod section moves downward, thereby driving the second clamping member 212 to move upward, and the first clamping member 211 moves downward, and the two clamping members move away from each other, so as to release the conveying pipe main body 1.

Optionally, in this embodiment, a universal wheel 44 is provided at the bottom of the base 4. Through the arrangement of the universal wheels 44, the whole concrete pouring conveying pipe structure is convenient to move so as to adjust the pouring position.

Optionally, the conveying pipe body 1 comprises an inner pipe 11 and an outer pipe 13 and a cushioning filling layer 12 filled between the inner pipe 11 and the outer pipe 13.

In the above-mentioned scheme, conveying pipeline main part 1 includes inner tube 11, and the parcel of inner tube 11 surface has cushioning filling layer 12, and cushioning filling layer 12 surface is provided with outer tube 13, through the design of double-deck pipe and cushioning filling layer, can improve the bulk strength of conveying pipeline main part 1 effectively to outer tube 13 cooperation cushioning filling layer 12 can slow down the impact force that concrete whereabouts produced, thereby can improve the shock attenuation effect of conveying pipeline main part 1 effectively, improve the holistic intensity of conveying pipeline main part 1.

According to the vibration type concrete pouring conveying pipe structure, through the buffer damping mechanism 3 and the self damping design of the conveying pipe main body 1, the vibration resistance of the pouring conveying pipe structure is self-adaptive, the structure is simple and stable, the complex structure can be poured, the waste of concrete is reduced, the engineering construction is stably advanced, the safety of personnel pouring operation is ensured, the application value is certain,

the working principle of the conveying pipe structure provided by the embodiment is as follows:

the conveying pipe main body 1 passes through the gap between the limiting rubber rings 22, the hydraulic rod 51 is started to push the first connecting rod 61, the second connecting rod 62 is used for pushing the first clamping piece 211 on the first clamping rod 63 to move upwards, and the third connecting rod 71 is used for pushing the second clamping piece 212 on the second clamping rod 72 to move downwards, so that the buffer elastic piece 312 and the limiting rubber rings 22 are tightly attached to the surface of the conveying pipe main body 1, and the conveying pipe main body 1 is clamped and fixed. In the pouring process, the impact force generated when the concrete in the conveying pipe main body 1 falls extrudes the buffer elastic sheet 312, and extrudes the first spring 313 and the second spring 314 respectively to enable the deformation of the first spring 313 and the second spring 314 to disperse vibration, and meanwhile, the buffer effect is improved by matching with the limiting rubber ring 22 and the buffer filling layer 12.

The vibration-damping concrete pouring conveying pipe structure is convenient for improving the vibration-damping effect of the conveying pipe main body 1 through the arrangement of the vibration-damping filling layer 12; the position of the conveying pipe main body 1 is conveniently limited by the arrangement of the limiting rubber ring 22, and a certain buffering effect is achieved; through buffering shell fragment 312, first spring 313 and second spring 314, can disperse the vibrations that the inside impact force of conveying pipeline main part 1 produced effectively to produce great impact force when having solved concrete transportation and having made the pipeline vibrate, influence the problem of manual work support operation easily.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While obvious variations or modifications are contemplated as falling within the scope of the present invention.

Claims

1. Damping type concrete placement conveying pipeline structure, characterized by includes:

a base (4);

a feed delivery pipe body (1);

-a clamping and fixing mechanism (2) comprising a driving assembly and a clamping assembly, the clamping assembly comprising two clamping members (21) arranged opposite each other, the driving assembly being adapted to drive the two clamping members (21) towards or away from each other to clamp or release the feed conveyor pipe body (1);

the buffering and damping mechanism (3) comprises two groups of elastic pressing pieces (31) which are correspondingly arranged on the two clamping pieces (21), and the two groups of elastic pressing pieces (31) are suitable for elastically pressing on the peripheral wall of the conveying pipe main body (1) when the clamping pieces (21) are in a clamping state;

the drive assembly includes:

the power component (5) is fixedly arranged on the base (4);

a first link assembly (6) and a second link assembly (7), the clamping assembly comprising a first clamping member (211) and a second clamping member (212) disposed opposite each other;

the first clamping piece (211) is positioned close to the base (4), the second clamping piece (212) is positioned far away from the base (4), the first connecting rod assembly (6) is arranged between the power component (5) and the first clamping piece (211), the second connecting rod assembly (7) is arranged between the power component (5) and the second clamping piece (212), and under the driving of the power component (5), the first connecting rod assembly (6) and the second connecting rod assembly (7) respectively drive the first clamping piece (211) and the second clamping piece (212) to be close to or far away from each other;

the base (4) is fixedly provided with a first supporting seat (41), the first supporting seat (41) comprises two first supporting rods which are oppositely arranged, each first supporting rod comprises a first supporting rod section and a second supporting rod section which are connected in an L shape, the first supporting rod sections are fixed on the base (4), and the second supporting rod sections are suitable for extending towards a direction far away from the base (4);

the first connecting rod assembly (6) comprises a first connecting rod (61), a second connecting rod (62) and a first clamping rod (63), wherein the middle part of the first connecting rod (61) is hinged to a first supporting rod section of the first supporting seat (41), one end of the first connecting rod is connected with the output end of the power component (5), and the other end of the first connecting rod is hinged to the second connecting rod (62);

the second connecting rod (62) is hinged between the first connecting rod (61) and the first clamping rod (63), the first clamping rod (63) is arranged in parallel with the first connecting rod (61), the other end of the first clamping rod (63) is hinged to the end part of the second supporting rod section of the first supporting seat (41), and the first clamping piece (211) is fixed on the first clamping rod (63).

2. The cushioned concrete pouring delivery tube structure of claim 1, wherein the resilient pressing member (31) comprises:

the pressing piece comprises a sliding rod (311) and a buffering elastic piece (312) fixed on the end part of the sliding rod (311), the sliding rod (311) is arranged on the clamping piece (21) in a sliding manner and can move in a telescopic manner along the radial direction of the conveying pipe main body (1), and the buffering elastic piece (312) is provided with an arc pressing surface suitable for being pressed against the outer wall of the conveying pipe main body (1);

and an elastic member arranged between the pressing member and the clamping member (21) and adapted to apply a force to the pressing member to elastically press the pressing member against the conveying pipe body (1).

3. The shock-absorbing concrete pouring conveying pipe structure according to claim 2, wherein the clamping piece (21) is provided with a guide hole for the sliding rod (311) to move in a telescopic manner, and one end of the sliding rod (311) away from the buffering elastic piece (312) is provided with a limiting part (3111) for preventing the sliding rod (311) from being separated from the guide hole;

the elastic member includes a first spring (313) provided between the stopper (3111) and the outer wall of the holder (21), and a second spring (314) provided between the inner wall of the holder (21) and the buffer elastic piece (312).

4. A shock absorbing concrete pouring feed delivery pipe structure according to any one of claims 1-3, characterized in that each set of said resilient press members (31) comprises a plurality of said resilient press members (31) arranged on said clamping member (21) at intervals in the axial direction of said feed delivery pipe body (1), respectively.

5. A shock absorbing concrete pouring feed delivery pipe structure according to any one of claims 1-3, wherein the clamping member (21) is an arcuate clamping plate matching the shape of the peripheral wall of the delivery pipe body (1), the clamping assembly further comprising:

and the limiting rubber rings (22) are respectively arranged on two side ends of the clamping pieces (21) along the axial direction of the conveying pipe main body (1), and the limiting rubber rings (22) are suitable for clamping and fixing the periphery of the conveying pipe main body (1) when the clamping pieces (21) are in a clamping state so as to limit the position of the conveying pipe main body (1).

6. The shock-absorbing concrete pouring feed delivery pipe structure according to claim 1, wherein a second supporting seat (42) is fixedly arranged on the base (4), and the second connecting rod assembly (7) comprises a third connecting rod (71) and a second clamping rod (72) which is parallel to the first clamping rod (63);

one end of the third connecting rod (71) is hinged to one end, close to the power component (5), of the first connecting rod (61), the second clamping rod (72) is hinged between the other end of the third connecting rod (71) and the second supporting seat (42), and the second clamping piece (212) is fixed to the second clamping rod (72).

7. The shock-absorbing concrete pouring conveying pipe structure according to claim 6, wherein a longitudinal supporting plate (43) is fixedly arranged above the base (4), and the clamping and fixing mechanism (2) is fixedly arranged on one side of the longitudinal supporting plate (43) so as to clamp and fix the conveying pipe main body (1) along the vertical direction;

and/or the power component (5) is fixedly arranged on the longitudinal supporting plate (43), the power component (5) is provided with a hydraulic rod (51) which is suitable for telescopic movement along the radial direction of the conveying pipe main body (1), the movable end of the hydraulic rod (51) is pressed against the first connecting rod (61), and the hydraulic rod (51) is suitable for pushing the first connecting rod (61) to drive the first clamping rod (63) and the second clamping rod (72) to be close to or far away from each other;

and/or the bottom of the base (4) is provided with a universal wheel (44).

8. A shock absorbing concrete pouring feed delivery pipe structure according to any one of claims 1-3, characterized in that the feed delivery pipe body (1) comprises an inner pipe (11) and an outer pipe (13) and a shock absorbing filling layer (12) filled between the inner pipe (11) and the outer pipe (13).