CN213134340U - Folding arm type pipe bending device - Google Patents
Folding arm type pipe bending device Download PDFInfo
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- CN213134340U CN213134340U CN202022036132.3U CN202022036132U CN213134340U CN 213134340 U CN213134340 U CN 213134340U CN 202022036132 U CN202022036132 U CN 202022036132U CN 213134340 U CN213134340 U CN 213134340U
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Abstract
The utility model relates to the technical field of steel pipe bending equipment, and discloses a bending arm type pipe bending device, which comprises a fixing device, a bending arm and a bending arm rotation driving device, one end of the bending arm is hinged with the fixing device, the bending arm rotation driving device is connected with the bending arm and the fixing device, the utility model provides reliable support and flexible bending radius and angle for bending the pipeline through three sections of connecting plates of the bending arm, the first connecting plate and the third connecting plate are used as bending driving plates, so that the steel pipe is bent around two ends of the second connecting plate, the bending radian of the steel pipe can be well controlled, the steel pipe can be bent from a vertical state to a horizontal state, guarantee through the guide roller that the steel pipe can not distort, become flat damage such as bending and straightening in-process steel pipe, make the steel pipe can penetrate freely between perpendicular and horizontal sewer, the poling is nimble, and the long distance penetrates.
Description
Technical Field
The utility model relates to a steel pipe equipment technical field that bends, in particular to roll over arm-type swan neck system.
Background
The existing sewer dredging generally comprises the steps that a plastic hose is extended into a well by using an auxiliary device, then sewage is pumped out by using a pump and collected and conveyed to a sewage treatment plant, the process is complicated, and the problems that the hose is difficult to extend into, the extending distance is short and the like exist; the existing steel pipe replaces a hose to clean a sewer, so that the problems of difficult extension, short extension distance and the like can be solved; but the steel pipe can be extended into the horizontal section of the sewer pipeline only by bending a certain angle.
Utility model patent that grant publication number is CN205236690U discloses a pipeline bending device, include: the device comprises a first swing arm and a second swing arm which are connected with each other through a pivot, wherein a fixed roller is coaxially arranged with the pivot, a movable roller matched with the fixed roller is arranged on the first swing arm, a gap for a thin tube to pass through is reserved between the movable roller and the fixed roller, and a clamping mechanism for fixing the thin tube is arranged on the second swing arm; when the tubule passes the clearance and gets into fixture back makes first swing arm and second swing arm remove in the interval that does not have fixture in opposite directions, can crooked tubule, but this utility model has the defect: 1. when the device bends a pipe, the first swing arm and the movable roller drive the pipeline to cling to the guide groove to rotate around the fixed pivot to bend, the bending radian of the steel pipe is small during bending, and the steel pipe is easy to be distorted, shrunken and the like; 2. the structure that does not set up the pipeline and straighten, the pipeline kick-backs easily after bending, consequently is difficult to penetrate the horizontal segment of sewer pipe.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a roll over arm-type swan neck system for straightening and crooked of steel pipe when sewer clearance, be convenient for with the quick convenient sewer horizontal segment that stretches into of steel pipe, at the return bend with straighten in-process steel pipe can not distort, become damage such as flat, and the steel pipe can penetrate freely between perpendicular and horizontal sewer, the poling is nimble, long distance penetrates.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a roll over arm-type swan neck system, includes fixing device, the arm of bending and the arm rotary driving device that bends, the one end and the fixing device of the arm of bending are articulated, the arm rotary driving device that bends is connected with arm and fixing device that bends.
Through adopting above-mentioned technical scheme, fixing device fixes on steel pipe conveyor, and the steel pipe among the steel pipe conveyor penetrates and wears out in the arm of bending by fixing device, and the arm rotary actuator that bends drives the arm of bending and rotates certain angle around the point articulated with fixing device to realized bending in succession and straightening of steel pipe, solved the steel pipe and need bend certain angle and just can stretch into the problem when getting into launching the steel pipe horizontal segment.
The utility model discloses a further set up to: the bending arm is formed by connecting a plurality of sections of connecting plates connected end to end.
Through adopting above-mentioned technical scheme, the arm of will bending sets up the angle of bending that can effectual increase bending arm into the multistage, be convenient for bend into suitable return bend back rethread coiled tubing conveyor with the steel pipe and carry to the horizontal segment of launching the steel pipe, guarantee that the steel pipe is perpendicular, penetrate freely between the sewer of level and various angles, and compare in the structure of buckling of one end bending arm, to the same angle of bending, the multistage formula bending arm can increase the steel pipe radian of bending through increasing the steel pipe bending point, guarantee the steel pipe at the crooked in-process with straightening, the distortion can not appear, damage such as flat becomes.
The utility model discloses an it sets up to preferably: the connecting plates comprise three sections, namely a first connecting plate, a second connecting plate and a third connecting plate, the first connecting plate is rotatably connected with the fixing device through a first intermediate plate, the second connecting plate is rotatably connected with the first connecting plate through a second intermediate plate, and the third connecting plate is rotatably connected with the second connecting plate through a third intermediate plate.
By adopting the technical scheme, the three sections of connecting plates of the bending arm provide reliable support and flexible bending radius and angle for pipeline bending, the first connecting plate and the third connecting plate are used as the bending driving plates, so that the steel pipe is bent around two ends of the second connecting plate, the bending radian of the steel pipe can be well controlled, the steel pipe is bent from a vertical state to a horizontal state, the structure is simple, the degree of freedom of the bending arm is small, and the control is convenient.
The utility model discloses a further set up to: each section of connecting plate comprises two parallel plates, guide rollers are arranged between the fixing device and the two plates, and two ends of each guide roller are respectively connected with the two plates of the connecting plate.
Through adopting above-mentioned technical scheme, the leading wheel is used for being connected between the two boards of connecting plate, also is used for the direction and the transport of steel pipe simultaneously, when the steel pipe is bent, the friction between leading wheel and the steel pipe is little, the steel pipe is carried more steadily, and the leading wheel that is located between the two boards of first connecting plate and third connecting plate keeps the pipeline to realize bending in succession and straightening function when stretching into and withdrawing from of steel pipe respectively, the entering downcomer horizontal segment that makes the steel pipe can be more smooth, the good reliability of equipment.
The utility model discloses a further set up to: the guide rollers comprise two groups, the guide rollers are arranged in parallel from top to bottom, each group of guide rollers comprises a plurality of rollers which are parallel horizontally, and the guide rollers are rollers which are concave in the middle.
Through adopting above-mentioned technical scheme, the steel pipe passes between by two sets of parallel guide rollers, and the cambered surface of the inner groovy at guide roller middle part contacts with the outer wall of steel pipe, has increased the area of contact of steel pipe outer wall with the gyro wheel, can prevent effectively that continuous steel pipe from appearing skidding and the deformation problem when carrying, has further improved the efficiency of continuous pipe conveying simultaneously.
The utility model discloses a further set up to: the bending arm rotation driving device comprises a first driving oil cylinder and a second driving oil cylinder, the first driving oil cylinder is respectively connected with the fixing device and the first connecting plate, and the second driving oil cylinder is respectively connected with the first connecting plate and the third connecting plate; the one end of second intermediate lamella and third intermediate lamella all is equipped with the spacing groove, spacing groove on the second intermediate lamella is located the one end that second intermediate lamella and second connecting plate are connected, spacing groove on the third intermediate lamella is located the one end that third intermediate lamella and third connecting plate are connected, all be equipped with on second connecting plate and the third connecting plate along the gliding spacer pin of spacing groove.
Through adopting above-mentioned technical scheme, first connecting plate and third connecting plate of drive are respectively rotated when first drive cylinder and second drive cylinder stretch out and draw back, the both ends of second connecting plate rotate along with first connecting plate and third connecting plate respectively, in order to restrict the rotation angle at second connecting plate both ends, the spacer pin that all sets up through on second connecting plate and the third connecting plate slides along the spacing groove, the angle that makes the steel pipe bend keeps at certain within range, guarantee that the third section connecting plate straightens the steel pipe, and the steel pipe is difficult to kick-back after straightening, the steel pipe has further improved the reliability that the steel pipe is from bending to straight.
The utility model has the advantages that:
1. in the utility model, the steel pipe enters from the upper end, passes through the guide roller and then penetrates out from the lower end, then the power device is started, the functions of bending and straightening and the like are realized according to the requirements of radius and angle, and the steel pipe can not be distorted, shrunken and the like in the processes of bending and straightening; the steel pipe can freely penetrate between the vertical sewer and the horizontal sewer, and the functions of flexible pipe penetration, long-distance penetration and the like are realized.
2. The utility model discloses the three-section connecting plate of bending arm provides reliable support and nimble bend radius and angle for the pipeline is bent, and first connecting plate and third connecting plate make the steel pipe bend around the both ends of second connecting plate as the drive plate of bending, and the radian of bending of control steel pipe that can be fine realizes bending the steel pipe by the vertical state for the horizontality, and simple structure, and the degree of freedom of bending arm is few, convenient control.
3. The utility model discloses well leading wheel is used for being connected between the two boards of connecting plate, also is used for the direction and the transport of steel pipe simultaneously, and when the steel pipe was bent, the friction between leading wheel and the steel pipe was little, and the steel pipe is carried more steadily, and the leading wheel that is located between the two boards of first connecting plate and third connecting plate keeps the pipeline to realize bending in succession and straightening function when stretching into and withdrawing from of steel pipe respectively, makes the entering downcomer horizontal segment that the steel pipe can be more smooth, and the good reliability of equipment.
4. The utility model discloses in first driving cylinder and the flexible first connecting plate of drive respectively of second driving cylinder and third connecting plate rotate, the both ends of second connecting plate rotate along with first connecting plate and third connecting plate respectively, for the rotation angle at restriction second connecting plate both ends, the spacer pin that all sets up on second connecting plate and the third connecting plate slides along the spacing groove, the angle that makes the steel pipe bend keeps in certain within range, guarantee that the third section connecting plate straightens the steel pipe, and the steel pipe is difficult to kick-back after straightening, the steel pipe has further improved the reliability of bending to straight from the steel pipe.
5. The utility model discloses a pass the steel pipe between by the guide roller of two sets of parallels, make the cambered surface of the inner groovy at guide roller middle part and the outer wall contact of steel pipe, increased the area of contact of steel pipe outer wall with the gyro wheel, can prevent effectively that the continuous steel pipe from appearing skidding and warping the problem when carrying, further improved the efficiency of continuous pipe conveying simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of the present invention.
Fig. 2 is a plan view of the present invention.
Fig. 3 is a partially enlarged view of a in fig. 1.
In the figure, 1, a fixing device; 2. bending the arm; 21. a connecting plate; 211. a first connecting plate; 212. a second connecting plate; 213. A third connecting plate; 214. a first intermediate plate; 215. a second intermediate plate; 216. a third intermediate plate; 217. a limiting groove; 22. a guide roller; 3. a bending arm rotation driving device; 31. a first drive cylinder; 32. and the second driving oil cylinder.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the bending arm type pipe bending device comprises a fixing device 1, a bending arm 2 and a bending arm rotation driving device 3, wherein one end of the bending arm 2 is hinged to the fixing device 1, and the bending arm rotation driving device 3 is connected with the bending arm 2 and the fixing device 1; the bending arm 2 is formed by connecting a plurality of sections of connecting plates 21 which are connected end to end; because the steel pipe needs to be quickly inserted into the horizontal section of the sewer from a vertical state during cleaning of the sewer, and the steel pipe needs to be bent by 90 degrees and then straightened, in order to avoid deformation or deflation of the pipeline during bending, the connecting plate 21 comprises three sections, namely a first connecting plate 211, a second connecting plate 212 and a third connecting plate 213, the first connecting plate 211 is rotatably connected with the fixing device 1 through a first intermediate plate 214, one end of the first intermediate plate 214 is fixed on the fixing device 1, and the other end of the first intermediate plate 214 is hinged with the first connecting plate 211; the second connecting plate 212 is rotatably connected with the first connecting plate 211 through a second intermediate plate 215, one end of the second intermediate plate 215 is fixed on the first connecting plate 211, and the other end of the second intermediate plate 215 is hinged with the second connecting plate 212; the third connecting plate 213 is rotatably connected with the second connecting plate 212 through a third intermediate plate 216, one end of the third intermediate plate 216 is fixed on the second connecting plate 212, and the other end of the third intermediate plate 216 is hinged with the third connecting plate 213; the three sections of connecting plates 21 can provide reliable support and flexible bending radius and angle for pipeline bending, the first connecting plate 211 and the third connecting plate 213 are used as bending driving plates, so that the steel pipe can be bent around two ends of the second connecting plate 212, the bending radian of the steel pipe can be well controlled, and the steel pipe can be bent from a vertical state to a horizontal state.
Further, as shown in fig. 2, each section of connecting plate 21 includes two parallel plates, a guide roller 22 is disposed between the fixing device 1 and the two plates, and two ends of the guide roller 22 are respectively connected with the two plates of the connecting plate 21; the guide rollers 22 comprise two groups, the two groups of guide rollers 22 are arranged in parallel up and down, and each group of guide rollers 22 comprises a plurality of rollers which are horizontally parallel; the guide rollers 22 are rollers with concave middle parts, the steel pipe to be bent passes through the guide rollers 22 which are parallel to each other, the outer wall of the steel pipe is in contact with the inner groove in the middle of the guide rollers 22, the contact area between the outer wall of the steel pipe and the rollers is further increased, the problem that the steel pipe slips and deforms when being conveyed can be effectively prevented, and meanwhile, the efficiency of continuously bending and straightening the steel pipe is further improved.
Further, as shown in fig. 1 and 2, the bending arm rotation driving device 3 includes a first driving cylinder 31 and a second driving cylinder 32, the first driving cylinder 31 is connected to the fixing device 1 and the first connecting plate 211, respectively, and the second driving cylinder 32 is connected to the first connecting plate 211 and the third connecting plate 213, respectively; as shown in fig. 3, one end of each of the second intermediate plate 215 and the third intermediate plate 216 is provided with a limiting groove 217, the limiting groove 217 of the second intermediate plate 215 is located at the end where the second intermediate plate 215 is connected to the second connecting plate 212, the limiting groove 217 of the third intermediate plate 216 is located at the end where the third intermediate plate 216 is connected to the third connecting plate 213, and the second connecting plate 212 and the third connecting plate 213 are provided with limiting pins 218 that slide along the limiting grooves 21; first driving cylinder 31 and second driving cylinder 32 drive first connecting plate 211 and third connecting plate 213 respectively when flexible and rotate, the both ends of second connecting plate 212 rotate along with first connecting plate 211 and third connecting plate 213 respectively, in order to restrict the rotation angle at second connecting plate 212 both ends, the spacer pin that all sets up on second connecting plate 212 and the third connecting plate 213 slides along the spacing groove, the angle that makes the steel pipe bend keeps at certain within range, guarantee that the third section connecting plate straightens the steel pipe, and the steel pipe is difficult to kick-back after straightening, the steel pipe has further been improved from bending to straight reliability.
The utility model discloses a working process does: the steel pipe penetrates between the guide rollers 22 on the fixing device 1 and penetrates between the guide rollers 22 of the connecting plates 21, when the steel pipe is bent, the first driving oil cylinder 31 and the second driving oil cylinder 32 are respectively started, the first driving oil cylinder 31 and the second driving oil cylinder 32 pull the first connecting plate 211 and the third connecting plate 213 to rotate when stretching, two ends of the second connecting plate 212 rotate along with the first connecting plate 211 and the third connecting plate 213, the third connecting plate 213 finally rotates to a horizontal state under the action of the limiting pin 218, the steel pipe is bent to the horizontal state with a certain radian, the steel pipe can quickly and conveniently extend into a horizontal section of a sewer, the steel pipe cannot be distorted, shrunken and the like in the bending and straightening processes, the steel pipe can freely penetrate between a vertical sewer and the horizontal sewer, and the pipe penetrating is flexible and can penetrate for a long distance.
Claims (8)
1. The utility model provides a roll over arm-type swan neck system, its characterized in that includes fixing device (1), the arm (2) of bending and the arm rotary driving device (3) of bending, the one end of the arm (2) of bending is articulated with fixing device (1), the arm rotary driving device (3) of bending is connected with arm (2) of bending and fixing device (1).
2. The articulated arm elbow unit according to claim 1, wherein: the bending arm (2) is formed by connecting a plurality of sections of connecting plates (21) which are connected end to end.
3. The articulated arm elbow unit according to claim 2, wherein: the connecting plate (21) comprises three sections which are respectively a first connecting plate (211), a second connecting plate (212) and a third connecting plate (213), the first connecting plate (211) is rotatably connected with the fixing device (1) through a first middle plate (214), the second connecting plate (212) is rotatably connected with the first connecting plate (211) through a second middle plate (215), the third connecting plate (213) is rotatably connected with the second connecting plate (212) through a third middle plate (216), and one end of the first middle plate (214) is fixed on the fixing device (1).
4. The articulated arm elbow unit according to claim 3, wherein: each section of connecting plate (21) comprises two parallel plates, a guide roller (22) is arranged between the fixing device (1) and the two plates, and two ends of the guide roller (22) are respectively connected with the two plates of the connecting plate (21).
5. The articulated arm elbow unit according to claim 4, wherein: the guide rollers (22) comprise two groups, the two groups of guide rollers (22) are arranged in parallel up and down, and each group of guide rollers (22) comprises a plurality of rollers which are parallel horizontally.
6. The articulated arm elbow unit according to claim 5, wherein: the guide rollers (22) are rollers with concave middle parts.
7. The articulated arm elbow unit according to claim 3, wherein: the bending arm rotation driving device (3) comprises a first driving oil cylinder (31) and a second driving oil cylinder (32), the first driving oil cylinder (31) is connected with the fixing device (1) and the first connecting plate (211) respectively, and the second driving oil cylinder (32) is connected with the first connecting plate (211) and the third connecting plate (213) respectively.
8. The articulated arm elbow unit according to claim 3, wherein: one end of each of the second middle plate (215) and the third middle plate (216) is provided with a limiting groove (217), the limiting groove (217) in the second middle plate (215) is located at one end where the second middle plate (215) is connected with the second connecting plate (212), the limiting groove (217) in the third middle plate (216) is located at one end where the third middle plate (216) is connected with the third connecting plate (213), and the second connecting plate (212) and the third connecting plate (213) are provided with limiting pins (218) sliding along the limiting grooves (217).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022036132.3U CN213134340U (en) | 2020-09-17 | 2020-09-17 | Folding arm type pipe bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022036132.3U CN213134340U (en) | 2020-09-17 | 2020-09-17 | Folding arm type pipe bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213134340U true CN213134340U (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022036132.3U Active CN213134340U (en) | 2020-09-17 | 2020-09-17 | Folding arm type pipe bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213134340U (en) |
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2020
- 2020-09-17 CN CN202022036132.3U patent/CN213134340U/en active Active
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