CN113399383A - Sounding pipe dredging device - Google Patents
Sounding pipe dredging device Download PDFInfo
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- CN113399383A CN113399383A CN202110623665.8A CN202110623665A CN113399383A CN 113399383 A CN113399383 A CN 113399383A CN 202110623665 A CN202110623665 A CN 202110623665A CN 113399383 A CN113399383 A CN 113399383A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/0436—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets
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Abstract
The invention discloses a dredging device for a sound measuring pipe, which comprises a base, wherein a central rotating cylinder is arranged on the base, a guy cable is wound on the central rotating cylinder, the end part of the guy cable is connected with a gravity hammer, the gravity hammer comprises a cylinder, one end of the cylinder is connected with the guy cable, and the other end of the cylinder is provided with an opening and a sharp impact end. The invention provides a dredging device for an acoustic pipe, wherein a gravity hammer is arranged into a cylinder, a sharp impact end is formed at one end of the gravity hammer to realize impact dredging on the acoustic pipe, and meanwhile, the inner side space of the cylinder forms a clamping space of an impacted object so as to take the impacted object out of the acoustic pipe, so that the gravity hammer can realize impact and discharge of the impacted object.
Description
Technical Field
The invention relates to a building construction technology, in particular to a dredging device for an acoustic pipe.
Background
The acoustic pipe is also called pile foundation detection pipe, it is buried in pile body concrete in advance in the course of building construction, later when needing to detect the concrete quality, carry on the corresponding detection through ultrasonic emission probe and receiving probe in the acoustic pipe, its basic foundation is: when the concrete has defects, the parameters of the sound velocity, the sound amplitude, the frequency and the waveform of the ultrasonic wave are reflected.
Obviously, the sounding pipe is easy to be entered by concrete or other impurities in the building construction process, and based on that the existing dredging devices for sounding pipe are equipped in the prior art, the existing dredging devices are divided into two types, one is active impact, and the active impact dredging device is used for forcibly impacting blocking objects by injecting high-pressure fluid such as water, slurry and the like into the sounding pipe, or directly drilling concrete by a drill bit and the like, such as those provided by the published publications CN109162302A and CN 110905013A. The second one is a passive dredging structure, which is provided with a gravity drill, and the gravity drill impacts concrete to realize crushing, if the invention patent with the name of CN212190441U, namely a rapid foundation pile sounding pipe dredging device is invented, the gravity drill comprises a lifting system and an impact heavy hammer, the lifting system comprises a support frame, a wire collecting roller is arranged in the support frame, a steel wire rope is wound on the outer wall of the wire collecting roller, one end of the steel wire rope is fixedly connected with the outer wall of the wire collecting roller, one end of the wire collecting roller penetrates through the support frame and is fixedly provided with a stirring handle, and rotating bearings are arranged at the joints of the wire collecting roller and the support frame. It accomplishes the concrete breaking by the gravity of the impact weight.
The carding device has the advantages that the depth of the sound measuring pipe is large, the carding device of the active impact type is specially configured, the high-pressure impact water pump and the drilling machine corresponding to the drill bit of the long-distance drill rod are of special models, and the drilling machine is not a common water pump and a drilling machine in a building site. However, although the impact weight of the gravity impact is easy to arrange, it has no function of transporting the broken objects out, and can only break the concrete in the sound pipe, but cannot discharge the broken concrete from the sound pipe.
Disclosure of Invention
The invention aims to provide a dredging device for an acoustic pipe, which aims to overcome the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
a dredging device for a sound measuring pipe comprises a base, wherein a central rotating drum is arranged on the base, a guy cable is wound on the central rotating drum, the end part of the guy cable is connected with a gravity hammer,
the gravity hammer comprises a cylinder, one end of the cylinder is connected with the inhaul cable, and the other end of the cylinder is provided with an opening and a sharp impact end.
According to the sounding pipe dredging device, the wall plate at the end part of the cylinder is gradually thinned to form the sharp impact end.
According to the sounding pipe dredging device, the radian of the end part of the cylinder is gradually reduced to form the sharp impact end.
According to the sounding pipe dredging device, the cylinder is provided with the strip-shaped groove penetrating through the wall plate along the axis.
According to the sound measuring pipe dredging device, the inner side of the cylinder forms the frustum-shaped hole, and the end part with the larger diameter of the frustum-shaped hole is located at the opening end of the cylinder.
In the sounding pipe dredging device, the connection point of the inhaul cable and the cylinder is eccentrically arranged at the end part of the cylinder.
The end part of the cylinder is connected with the end plate through a plurality of connecting rods, and the inhaul cable is connected to the end plate.
The sounding pipe dredging device further comprises a passive locking mechanism, the passive locking mechanism comprises a locking assembly movably connected to the cylinder, the power input end of the locking assembly is connected to the inhaul cable, and the pulling stroke of the inhaul cable drives the locking end of the locking assembly to move towards the direction of the center line of the cylinder.
Foretell sounding pipe pull throughs, locking Assembly includes along a plurality of check lock levers that drum circumference was arranged, the middle part of check lock lever rotate connect in on the barrel, the one end of check lock lever with the cable is connected, the other end of check lock lever is the locking end.
In the sounding pipe dredging device, the locking section comprises an arc-shaped section arranged along the circumferential direction of the cylinder.
In the technical scheme, the gravity hammer is arranged into a cylinder, a sharp impact end is formed at one end of the gravity hammer to realize impact dredging on the sound measuring pipe, meanwhile, the inner side space of the cylinder forms a clamping space of an impacted object, so that the impacted object is taken out of the sound measuring pipe, and the gravity hammer can realize impact and discharge of the impacted object.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a gravity hammer according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a gravity hammer according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a gravity hammer according to yet another embodiment of the present invention;
fig. 4 is a schematic structural diagram of a gravity hammer according to yet another embodiment of the present invention;
fig. 5 is a cross-sectional view of a gravity hammer according to yet another embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a passive locking mechanism according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of the sounding pipe dredging device provided by the embodiment of the invention.
Description of reference numerals:
1. a base; 2. a central drum; 3. a cable; 4. a gravity hammer; 4.1, a cylinder; 4.2, sharp impact end; 4.3, a strip-shaped groove; 4.4, frustum-shaped holes; 4.5, connecting rods; 4.6, balancing weight; 4.7, a guide cone; 5. a passive locking mechanism; 5.1, a locking rod; 5.2, a transmission rod; 5.3, a transverse locking piece; 6. a transverse carrier; 7. oblique carrying strips; 8. an elastic member; 9. a forced unloading rod; 10. a sound detection tube; 11. a guide mechanism.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 7, the dredging device for the sounding pipe 10 provided by the embodiment of the present invention includes a base 1, a central drum 2 is disposed on the base 1, a cable 3 is wound on the central drum 2, a gravity hammer 4 is connected to an end of the cable 3, the gravity hammer 4 includes a cylinder 4.1, one end of the cylinder 4.1 is connected to the cable 3, and the other end of the cylinder 4.1 is open and is formed with a sharp impact end 4.2.
Specifically, the base 1 is a basic structure and is placed on the ground near the sounding pipe 10, the central drum 2 is rotatably connected to the base 1, the cable 3 is wound on the central drum 2 by one end of the cable 3, and the other end of the cable is connected with the gravity hammer 4, so that along with the rotation of the central drum 2 on the base 1, the cable 3 is wound and unwound on the central drum 2, correspondingly, the unwinding of the cable 3 enables the gravity hammer 4 at the end of the cable 3 to fall in the sounding pipe 10 by gravity to crush concrete, and the winding of the cable 3 pulls up the gravity hammer 4 in the sounding pipe 10. This is not described in detail in the prior art. In this embodiment, the gravity hammer 4 includes a cylinder 4.1, one end of the cylinder 4.1 is connected with the cable 3, the other end is an opening of an internal cavity of the cylinder 4.1, and the end is formed with a sharp impact end 4.2, the sharp impact end 4.2 is used for impact crushing concrete, in this embodiment, the sharp impact end 4.2 has various forms, for example, a wall plate at the end of the cylinder 4.1 is gradually thinned to form the sharp impact end 4.2, that is, the whole body is still the structure of the cylinder 4.1, but the wall plate of the cylinder 4.1 is gradually thinned, and the thinned end forms the sharp impact end 4.2; as another example, the curvature of the end of the cylinder 4.1 is gradually reduced to form the sharp impact end 4.2, that is, the end of the cylinder 4.1 is transited from a circle to a semicircle to a sharp end, so that the sharp impact end 4.2 is integrally formed; one or more sharp formations capable of impacting the concrete are provided separately, such as at the ends of the cylinder 4.1. The main point of this embodiment is that the downward end of the cylinder 4.1 has an opening, so during the impact process, the sundries such as concrete can be strongly squeezed into the space inside the cylinder 4.1 and be blocked, especially the concrete fragments can be easily blocked inside the cylinder 4.1, and as the guy cable 3 is pulled up to the gravity hammer 4, the sundries such as concrete are lifted to the ground and removed, so the gravity hammer 4 itself has the effect of crushing and conveying the crushed objects.
In this embodiment, for the powdered crushed objects, the cylinder 4.1 has no outward discharge capability, and needs to be discharged by other tools, or a small amount of flowing water is input into the sounding pipe 10 to form a structure with adhesive performance similar to that of wet soil, and at this time, the cylinder 4.1 still has certain lifting and outward discharge capabilities.
In this embodiment, the size of the cylinder 4.1 can be made larger in an allowable range, such as longer, or the wall thickness can be made larger, so as to realize the impact function of the gravity hammer 4, such as a cast iron thick iron cylinder, or the weight of the cylinder 4.1 itself is not large, and a counterweight 4.6 is additionally arranged at the end of the cylinder 4.1, so that the overall mass is larger, and the effect of the gravity hammer 4 is also realized.
According to the dredging device for the acoustic pipe 10 provided by the embodiment of the invention, the gravity hammer 4 is arranged into a cylinder 4.1, a sharp impact end 4.2 is formed at one end of the gravity hammer to realize impact dredging on the acoustic pipe 10, and meanwhile, the inner side space of the cylinder 4.1 forms a clamping space of an impacted object, so that the impacted object is taken out of the acoustic pipe 10, and the gravity hammer 4 can realize impact and discharge of the impacted object.
In another embodiment provided by the invention, further, the cylinder 4.1 is provided with a strip-shaped groove 4.3 penetrating through the wall plate along the axis, the strip-shaped groove 4.3 has two functions, one of which is elasticity provided for the cylinder 4.1, so that the cylinder 4.1 has certain circumferential expansion capability, thereby being more convenient for clamping large sundries such as concrete and the like, and the other of which is provided with an opening for the sundries to extend out and be clamped, thereby being convenient for accommodating the sundries with convex shapes and having certain clamping lifting force.
In still another embodiment provided by the present invention, further, a frustum-shaped hole 4.4 is formed on the inner side of the cylinder 4.1, and the end of the frustum-shaped hole 4.4 with a larger diameter is located at the open end of the cylinder 4.1, that is, the inner side of the cylinder 4.1 forms a structure with a size gradually decreasing from the mouth to the abdomen, so that the effect is that in the process that concrete enters the cylinder 4.1, the concrete is gradually squeezed and deformed by the frustum-shaped hole 4.4, or the cylinder 4.1 is forced to deform by the strip-shaped groove 4.3, and the squeezing force between the concrete and other impurities and the cylinder 4.1 is greatly improved under any condition, so that the impurities are discharged more smoothly.
In a further embodiment of the invention, the connection point of the cable 3 to the cylinder 4.1 is further eccentrically arranged at the end of the cylinder 4.1, since the sharp impact end 4.2 of the shape of the cylinder 4.1 is located at the edge part, it is easy to partly snap the top of the concrete into the cylinder 4.1, while the bottom is still continuous and unbroken, which facilitates even more easy breaking of the concrete column by a lateral force during initial pulling by the eccentricity.
In another embodiment of the present invention, the end of the cylinder 4.1 is connected to an end plate through a plurality of connecting rods 4.5, the cable 3 is connected to the end plate, the end plate can be used as a counterweight 4.6, a semi-open space limited by the connecting rods 4.5 is formed between the end plate and the cylinder 4.1, at this time, the top of the cylinder 4.1 is also open, so that the top edge of the cylinder 4.1 forms a limit for the lower edge of the sundries in the semi-open space, and the sundries can be prevented from directly falling down in the cylinder 4.1.
Furthermore, the locking device further comprises a passive locking mechanism 5, the passive locking mechanism 5 comprises a locking assembly movably connected to the cylinder 4.1, a power input end of the locking assembly is connected to the cable 3, a pulling stroke of the cable 3 drives a locking end of the locking assembly to move towards a center line direction of the cylinder 4.1, a pulling stroke of the zipper is vertically downward, that is, a vertical upward movement of the power input end of the locking assembly drives a locking end of the zipper to move from an outer side of the cylinder 4.1 towards an inner side, that is, a vertical reciprocating movement drives another horizontal reciprocating movement, which is a common transmission mechanism in the mechanical field and has various implementation configurations, most commonly and preferably, the locking assembly comprises a plurality of locking rods 5.1 arranged along a circumferential direction of the cylinder 4.1, and for each locking rod 5.1, a middle part of the locking rod 5.1 is rotatably connected to the cylinder, the one end of check lock lever 5.1 with cable 3 is connected, the other end of check lock lever 5.1 is the locking end, so one end along with cable 3 when upwards the other end level inwards, obvious, the level is to the side motion back of side tightly laminating on being extruded debris, so prevent debris tenesmus, also promote the demand of breaking the concrete column that probably exists at the inception. For a plurality of locking rods 5.1, a disc can be arranged, one end of each locking rod 5.1 is movably connected to the disc, and the inhaul cable 3 is connected to the center of the disc, so that the disc is pulled by the inhaul cable 3 and synchronously drives each locking rod 5.1 to swing.
In an optional embodiment, the inner wall of the cylinder is provided with a plurality of impact ridges, a plurality of locking rods are arranged in one-to-one correspondence with the impact ridges in the axial direction, namely the corresponding impact ridges and the locking rods are actually positioned on the same straight line, the arrangement is that in the impact process, the impact ridges form elongated slots on the concrete cylinder, then the concrete cylinder is flushed into a semi-open space where the connecting rods are positioned, at the moment, the locking ends just enter the elongated slots, and a pre-locking effect is achieved through a convex tooth-shaped structure, so that the locking effect of the locking ends is better in the locking process, and in the initial state, the locking ends do not need to protrude out of the circumferential direction of the cylinder, and the protruding locking ends are prevented from being hung on the inner wall of the sound measuring tube in the falling process of the gravity hammer. The locking strength is improved while the avoidance space is provided.
More preferably, the locking section comprises arc-shaped sections arranged along the circumference of the cylinder 4.1, and the arc-shaped sections provide circumferential clamping force, so that the clamping effect is better.
Furthermore, as shown in fig. 6, the passive locking mechanism 5 includes a transmission rod 5.2 and a locking rod 5.1, the upper end of the transmission rod 5.2 receives the drive of the cable 3, the lower end of the transmission rod 5.2 is rotatably connected with the upper end of the locking rod 5.1, the lower end of the locking rod 5.1 is rotatably connected to the cylinder 4.1, meanwhile, a transverse locking member 5.3 is arranged in the middle of the locking rod 5.1, preferably, the transverse locking member 5.3 is an arc-shaped member consistent with the circumferential curvature of the cylinder 4.1, the inner side of the transverse locking member is provided with a locking tooth, and the transverse locking member 5.3 moves inwards to lock sundries as the transmission rod 5.2 receives the pull of the cable 3. Thus realizing passive locking.
In another embodiment of the present invention, the sound measuring device further includes a transverse bearing frame 6 and an oblique bearing strip 7 connected to each other, the guy cable 3 is pulled out from the central drum 2, and then sequentially passes through the transverse bearing frame 6 and the oblique bearing strip 7 and enters the sound measuring tube 10, in this embodiment, the oblique bearing strip 7 is connected to the transverse bearing frame 6 through an elastic member 8, and an elastic force of the elastic member 8 is configured such that, when the cylinder 4.1 is empty (i.e., when no foreign objects such as concrete are stuck inside), the end of the oblique supporting frame is located vertically above the sound measuring tube 10. For example, a torsion spring is provided at the connection of the diagonal load carrying bar 7 and the transversal load carrying frame 6. The effect of such configuration lies in, when debris such as crowded concrete in drum 4.1 were pulled out, because gravity is great, skew carrying strip 7 can take place to squint and break away from directly over sounding pipe 10 this moment, and, the end of skew carrying strip 7 is provided with forces unloading rod 9, it is corresponding, the top of gravity hammer 4 is provided with the through-hole, along with the rising of gravity hammer 4, force unloading rod 9 and get into the through-hole and extrude the concrete in drum 4.1, force to unload the concrete, this moment because gravity hammer 4 has deviated sounding pipe 10, the material whereabouts can not get into sounding pipe 10, and the back gravity hammer 4 gravity of unloading diminishes, slant carrying strip 7 resets, gravity hammer 4 can get into sounding pipe 10 again, the circulation breaks and automatic discharge.
In this embodiment, for guiding, a bell-mouth-shaped guiding mechanism 11 may be placed on the ground, and the guiding mechanism 11 is placed right above the sounding pipe 10 and located under the oblique carrying strip 7, so as to facilitate the guiding up and down. At the same time, a guide cone 4.7 can be arranged on the top of the gravity weight 4 for upward guidance of the cylinder 4.1.
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 the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A dredging device for a sound measuring pipe comprises a base, wherein a central rotating drum is arranged on the base, a guy cable is wound on the central rotating drum, and the end part of the guy cable is connected with a gravity hammer,
the gravity hammer comprises a cylinder, one end of the cylinder is connected with the inhaul cable, and the other end of the cylinder is provided with an opening and a sharp impact end.
2. The sonotrode pull of claim 1, wherein said cylindrical end wall is tapered to form said sharp impact tip.
3. The sonotrode pull of claim 1, wherein the curvature of said cylindrical end is tapered to form said sharp impact end.
4. The sonotrode pull of claim 1, wherein said cylinder is provided with a strip-like groove through the wall along the axis.
5. The sounding pipe pull throughs of claim 4, wherein the inside of the cylinder forms a frustoconical hole with the larger diameter end of the frustoconical hole located at the open end of the cylinder.
6. The sounding pipe pull-through of any one of claims 1-5, wherein the connection point of the pull-cable to the cylinder is eccentrically located at the end of the cylinder.
7. The sounding pipe dredging device of claim 1, wherein the end of the cylinder is connected with an end plate through a plurality of connecting rods, and the pulling cable is connected to the end plate.
8. The sounding pipe dredging device of claim 1, further comprising a passive locking mechanism, wherein the passive locking mechanism comprises a locking assembly movably connected to the cylinder, a power input end of the locking assembly is connected to the cable, and a pulling stroke of the cable drives the locking end of the locking assembly to move towards the center line of the cylinder.
9. The sounding pipe dredging device of claim 8, wherein the locking assembly comprises a plurality of locking rods arranged along the circumferential direction of the cylinder, the middle parts of the locking rods are rotatably connected to the cylinder body, one ends of the locking rods are connected with the pull cable, and the other ends of the locking rods are the locking ends.
10. The sonotrode pull of claim 8, wherein said locking section comprises an arcuate section disposed circumferentially along said cylinder.
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| CN202110623665.8A CN113399383B (en) | 2021-06-04 | 2021-06-04 | Sounding pipe dredging device |
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| CN202110623665.8A CN113399383B (en) | 2021-06-04 | 2021-06-04 | Sounding pipe dredging device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114113336A (en) * | 2021-11-23 | 2022-03-01 | 中国建筑第八工程局有限公司 | Device for dredging initially-set cement slurry pipe blockage and construction method |
| CN114733858A (en) * | 2022-03-09 | 2022-07-12 | 中交二航局第四工程有限公司 | Guide pipe self-jacking falling body device for pipe plugging treatment of concrete filling pile and using method thereof |
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| CN110905013A (en) * | 2019-12-27 | 2020-03-24 | 中建四局贵州投资建设有限公司 | Pile foundation sounding pipe pull throughs |
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| CN114113336A (en) * | 2021-11-23 | 2022-03-01 | 中国建筑第八工程局有限公司 | Device for dredging initially-set cement slurry pipe blockage and construction method |
| CN114733858A (en) * | 2022-03-09 | 2022-07-12 | 中交二航局第四工程有限公司 | Guide pipe self-jacking falling body device for pipe plugging treatment of concrete filling pile and using method thereof |
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